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openwrt-app-actions/applications/luci-app-netdata/web/dashboard.js
YGAS 5c493cb697 add netdata
2022-02-09 11:07:25 +08:00

10379 lines
380 KiB
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// SPDX-License-Identifier: GPL-3.0-or-later
// DO NOT EDIT: This file is automatically generated from the source files in src/
// ----------------------------------------------------------------------------
// You can set the following variables before loading this script:
// 'use strict';
/*global netdataNoDygraphs *//* boolean, disable dygraph charts
* (default: false) */
/*global netdataNoSparklines *//* boolean, disable sparkline charts
* (default: false) */
/*global netdataNoPeitys *//* boolean, disable peity charts
* (default: false) */
/*global netdataNoGoogleCharts *//* boolean, disable google charts
* (default: false) */
/*global netdataNoMorris *//* boolean, disable morris charts
* (default: false) */
/*global netdataNoEasyPieChart *//* boolean, disable easypiechart charts
* (default: false) */
/*global netdataNoGauge *//* boolean, disable gauge.js charts
* (default: false) */
/*global netdataNoD3 *//* boolean, disable d3 charts
* (default: false) */
/*global netdataNoC3 *//* boolean, disable c3 charts
* (default: false) */
/*global netdataNoD3pie *//* boolean, disable d3pie charts
* (default: false) */
/*global netdataNoBootstrap *//* boolean, disable bootstrap - disables help too
* (default: false) */
/*global netdataNoFontAwesome *//* boolean, disable fontawesome (do not load it)
* (default: false) */
/*global netdataIcons *//* object, overwrite netdata fontawesome icons
* (default: null) */
/*global netdataDontStart *//* boolean, do not start the thread to process the charts
* (default: false) */
/*global netdataErrorCallback *//* function, callback to be called when the dashboard encounters an error
* (default: null) */
/*global netdataRegistry:true *//* boolean, use the netdata registry
* (default: false) */
/*global netdataNoRegistry *//* boolean, included only for compatibility with existing custom dashboard
* (obsolete - do not use this any more) */
/*global netdataRegistryCallback *//* function, callback that will be invoked with one param: the URLs from the registry
* (default: null) */
/*global netdataShowHelp:true *//* boolean, disable charts help
* (default: true) */
/*global netdataShowAlarms:true *//* boolean, enable alarms checks and notifications
* (default: false) */
/*global netdataRegistryAfterMs:true *//* ms, delay registry use at started
* (default: 1500) */
/*global netdataCallback *//* function, callback to be called when netdata is ready to start
* (default: null)
* netdata will be running while this is called
* (call NETDATA.pause to stop it) */
/*global netdataPrepCallback *//* function, callback to be called before netdata does anything else
* (default: null) */
/*global netdataServer *//* string, the URL of the netdata server to use
* (default: the URL the page is hosted at) */
/*global netdataServerStatic *//* string, the URL of the netdata server to use for static files
* (default: netdataServer) */
/*global netdataSnapshotData *//* object, a netdata snapshot loaded
* (default: null) */
/*global netdataAlarmsRecipients *//* array, an array of alarm recipients to show notifications for
* (default: null) */
/*global netdataAlarmsRemember *//* boolen, keep our position in the alarm log at browser local storage
* (default: true) */
/*global netdataAlarmsActiveCallback *//* function, a hook for the alarm logs
* (default: undefined) */
/*global netdataAlarmsNotifCallback *//* function, a hook for alarm notifications
* (default: undefined) */
/*global netdataIntersectionObserver *//* boolean, enable or disable the use of intersection observer
* (default: true) */
/*global netdataCheckXSS *//* boolean, enable or disable checking for XSS issues
* (default: false) */
// ----------------------------------------------------------------------------
// global namespace
// Should stay var!
var NETDATA = window.NETDATA || {};
(function(window, document, $, undefined) {
// *** src/dashboard.js/utils.js
NETDATA.name2id = function (s) {
return s
.replace(/ /g, '_')
.replace(/:/g, '_')
.replace(/\(/g, '_')
.replace(/\)/g, '_')
.replace(/\./g, '_')
.replace(/\//g, '_');
};
NETDATA.encodeURIComponent = function (s) {
if (typeof(s) === 'string') {
return encodeURIComponent(s);
}
return s;
};
/// A heuristic for detecting slow devices.
let isSlowDeviceResult = undefined;
const isSlowDevice = function () {
if (!isSlowDeviceResult) {
return isSlowDeviceResult;
}
try {
let ua = navigator.userAgent.toLowerCase();
let iOS = /ipad|iphone|ipod/.test(ua) && !window.MSStream;
let android = /android/.test(ua) && !window.MSStream;
isSlowDeviceResult = (iOS || android);
} catch (e) {
isSlowDeviceResult = false;
}
return isSlowDeviceResult;
};
NETDATA.guid = function () {
function s4() {
return Math.floor((1 + Math.random()) * 0x10000)
.toString(16)
.substring(1);
}
return s4() + s4() + '-' + s4() + '-' + s4() + '-' + s4() + '-' + s4() + s4() + s4();
};
NETDATA.zeropad = function (x) {
if (x > -10 && x < 10) {
return '0' + x.toString();
} else {
return x.toString();
}
};
NETDATA.seconds4human = function (seconds, options) {
let defaultOptions = {
now: '现在',
space: ' ',
negative_suffix: '前',
day: '日',
days: '日',
hour: '小时',
hours: '小时',
minute: '分钟',
minutes: '分钟',
second: '秒',
seconds: '秒',
and: '及'
};
if (typeof options !== 'object') {
options = defaultOptions;
} else {
for (var x in defaultOptions) {
if (typeof options[x] !== 'string') {
options[x] = defaultOptions[x];
}
}
}
if (typeof seconds === 'string') {
seconds = parseInt(seconds, 10);
}
if (seconds === 0) {
return options.now;
}
let suffix = '';
if (seconds < 0) {
seconds = -seconds;
if (options.negative_suffix !== '') {
suffix = options.space + options.negative_suffix;
}
}
let days = Math.floor(seconds / 86400);
seconds -= (days * 86400);
let hours = Math.floor(seconds / 3600);
seconds -= (hours * 3600);
let minutes = Math.floor(seconds / 60);
seconds -= (minutes * 60);
let strings = [];
if (days > 1) {
strings.push(days.toString() + options.space + options.days);
} else if (days === 1) {
strings.push(days.toString() + options.space + options.day);
}
if (hours > 1) {
strings.push(hours.toString() + options.space + options.hours);
} else if (hours === 1) {
strings.push(hours.toString() + options.space + options.hour);
}
if (minutes > 1) {
strings.push(minutes.toString() + options.space + options.minutes);
} else if (minutes === 1) {
strings.push(minutes.toString() + options.space + options.minute);
}
if (seconds > 1) {
strings.push(Math.floor(seconds).toString() + options.space + options.seconds);
} else if (seconds === 1) {
strings.push(Math.floor(seconds).toString() + options.space + options.second);
}
if (strings.length === 1) {
return strings.pop() + suffix;
}
let last = strings.pop();
return strings.join(", ") + " " + options.and + " " + last + suffix;
};
// ----------------------------------------------------------------------------------------------------------------
// element data attributes
NETDATA.dataAttribute = function (element, attribute, def) {
let key = 'data-' + attribute.toString();
if (element.hasAttribute(key)) {
let data = element.getAttribute(key);
if (data === 'true') {
return true;
}
if (data === 'false') {
return false;
}
if (data === 'null') {
return null;
}
// Only convert to a number if it doesn't change the string
if (data === +data + '') {
return +data;
}
if (/^(?:\{[\w\W]*\}|\[[\w\W]*\])$/.test(data)) {
return JSON.parse(data);
}
return data;
} else {
return def;
}
};
NETDATA.dataAttributeBoolean = function (element, attribute, def) {
let value = NETDATA.dataAttribute(element, attribute, def);
if (value === true || value === false) // gmosx: Love this :)
{
return value;
}
if (typeof(value) === 'string') {
if (value === 'yes' || value === 'on') {
return true;
}
if (value === '' || value === 'no' || value === 'off' || value === 'null') {
return false;
}
return def;
}
if (typeof(value) === 'number') {
return value !== 0;
}
return def;
};
// ----------------------------------------------------------------------------------------------------------------
// fast numbers formatting
NETDATA.fastNumberFormat = {
formattersFixed: [],
formattersZeroBased: [],
// this is the fastest and the preferred
getIntlNumberFormat: function (min, max) {
let key = max;
if (min === max) {
if (typeof this.formattersFixed[key] === 'undefined') {
this.formattersFixed[key] = new Intl.NumberFormat(undefined, {
// style: 'decimal',
// minimumIntegerDigits: 1,
// minimumSignificantDigits: 1,
// maximumSignificantDigits: 1,
useGrouping: true,
minimumFractionDigits: min,
maximumFractionDigits: max
});
}
return this.formattersFixed[key];
} else if (min === 0) {
if (typeof this.formattersZeroBased[key] === 'undefined') {
this.formattersZeroBased[key] = new Intl.NumberFormat(undefined, {
// style: 'decimal',
// minimumIntegerDigits: 1,
// minimumSignificantDigits: 1,
// maximumSignificantDigits: 1,
useGrouping: true,
minimumFractionDigits: min,
maximumFractionDigits: max
});
}
return this.formattersZeroBased[key];
} else {
// this is never used
// it is added just for completeness
return new Intl.NumberFormat(undefined, {
// style: 'decimal',
// minimumIntegerDigits: 1,
// minimumSignificantDigits: 1,
// maximumSignificantDigits: 1,
useGrouping: true,
minimumFractionDigits: min,
maximumFractionDigits: max
});
}
},
// this respects locale
getLocaleString: function (min, max) {
let key = max;
if (min === max) {
if (typeof this.formattersFixed[key] === 'undefined') {
this.formattersFixed[key] = {
format: function (value) {
return value.toLocaleString(undefined, {
// style: 'decimal',
// minimumIntegerDigits: 1,
// minimumSignificantDigits: 1,
// maximumSignificantDigits: 1,
useGrouping: true,
minimumFractionDigits: min,
maximumFractionDigits: max
});
}
};
}
return this.formattersFixed[key];
} else if (min === 0) {
if (typeof this.formattersZeroBased[key] === 'undefined') {
this.formattersZeroBased[key] = {
format: function (value) {
return value.toLocaleString(undefined, {
// style: 'decimal',
// minimumIntegerDigits: 1,
// minimumSignificantDigits: 1,
// maximumSignificantDigits: 1,
useGrouping: true,
minimumFractionDigits: min,
maximumFractionDigits: max
});
}
};
}
return this.formattersZeroBased[key];
} else {
return {
format: function (value) {
return value.toLocaleString(undefined, {
// style: 'decimal',
// minimumIntegerDigits: 1,
// minimumSignificantDigits: 1,
// maximumSignificantDigits: 1,
useGrouping: true,
minimumFractionDigits: min,
maximumFractionDigits: max
});
}
};
}
},
// the fallback
getFixed: function (min, max) {
let key = max;
if (min === max) {
if (typeof this.formattersFixed[key] === 'undefined') {
this.formattersFixed[key] = {
format: function (value) {
if (value === 0) {
return "0";
}
return value.toFixed(max);
}
};
}
return this.formattersFixed[key];
} else if (min === 0) {
if (typeof this.formattersZeroBased[key] === 'undefined') {
this.formattersZeroBased[key] = {
format: function (value) {
if (value === 0) {
return "0";
}
return value.toFixed(max);
}
};
}
return this.formattersZeroBased[key];
} else {
return {
format: function (value) {
if (value === 0) {
return "0";
}
return value.toFixed(max);
}
};
}
},
testIntlNumberFormat: function () {
let value = 1.12345;
let e1 = "1.12", e2 = "1,12";
let s = "";
try {
let x = new Intl.NumberFormat(undefined, {
useGrouping: true,
minimumFractionDigits: 2,
maximumFractionDigits: 2
});
s = x.format(value);
} catch (e) {
s = "";
}
// console.log('NumberFormat: ', s);
return (s === e1 || s === e2);
},
testLocaleString: function () {
let value = 1.12345;
let e1 = "1.12", e2 = "1,12";
let s = "";
try {
s = value.toLocaleString(undefined, {
useGrouping: true,
minimumFractionDigits: 2,
maximumFractionDigits: 2
});
} catch (e) {
s = "";
}
// console.log('localeString: ', s);
return (s === e1 || s === e2);
},
// on first run we decide which formatter to use
get: function (min, max) {
if (this.testIntlNumberFormat()) {
// console.log('numberformat');
this.get = this.getIntlNumberFormat;
} else if (this.testLocaleString()) {
// console.log('localestring');
this.get = this.getLocaleString;
} else {
// console.log('fixed');
this.get = this.getFixed;
}
return this.get(min, max);
}
};
// ----------------------------------------------------------------------------------------------------------------
// Detect the netdata server
// http://stackoverflow.com/questions/984510/what-is-my-script-src-url
// http://stackoverflow.com/questions/6941533/get-protocol-domain-and-port-from-url
NETDATA._scriptSource = function () {
let script = null;
if (typeof document.currentScript !== 'undefined') {
script = document.currentScript;
} else {
const all_scripts = document.getElementsByTagName('script');
script = all_scripts[all_scripts.length - 1];
}
if (typeof script.getAttribute.length !== 'undefined') {
script = script.src;
} else {
script = script.getAttribute('src', -1);
}
return script;
};
// *** src/dashboard.js/server-detection.js
if (typeof netdataServer !== 'undefined') {
NETDATA.serverDefault = netdataServer;
} else {
let s = NETDATA._scriptSource();
if (s) {
NETDATA.serverDefault = s.replace(/\/dashboard.js(\?.*)?$/g, "");
} else {
console.log('WARNING: Cannot detect the URL of the netdata server.');
NETDATA.serverDefault = null;
}
}
if (NETDATA.serverDefault === null) {
NETDATA.serverDefault = '';
} else if (NETDATA.serverDefault.slice(-1) !== '/') {
NETDATA.serverDefault += '/';
}
if (typeof netdataServerStatic !== 'undefined' && netdataServerStatic !== null && netdataServerStatic !== '') {
NETDATA.serverStatic = netdataServerStatic;
if (NETDATA.serverStatic.slice(-1) !== '/') {
NETDATA.serverStatic += '/';
}
} else {
NETDATA.serverStatic = NETDATA.serverDefault;
}
// *** src/dashboard.js/dependencies.js
// default URLs for all the external files we need
// make them RELATIVE so that the whole thing can also be
// installed under a web server
NETDATA.jQuery = NETDATA.serverStatic + 'lib/jquery-2.2.4.min.js';
NETDATA.peity_js = NETDATA.serverStatic + 'lib/jquery.peity-3.2.0.min.js';
NETDATA.sparkline_js = NETDATA.serverStatic + 'lib/jquery.sparkline-2.1.2.min.js';
NETDATA.easypiechart_js = NETDATA.serverStatic + 'lib/jquery.easypiechart-97b5824.min.js';
NETDATA.gauge_js = NETDATA.serverStatic + 'lib/gauge-1.3.2.min.js';
NETDATA.dygraph_js = NETDATA.serverStatic + 'lib/dygraph-c91c859.min.js';
NETDATA.dygraph_smooth_js = NETDATA.serverStatic + 'lib/dygraph-smooth-plotter-c91c859.js';
// NETDATA.raphael_js = NETDATA.serverStatic + 'lib/raphael-2.2.4-min.js';
// NETDATA.c3_js = NETDATA.serverStatic + 'lib/c3-0.4.18.min.js';
// NETDATA.c3_css = NETDATA.serverStatic + 'css/c3-0.4.18.min.css';
NETDATA.d3pie_js = NETDATA.serverStatic + 'lib/d3pie-0.2.1-netdata-3.js';
NETDATA.d3_js = NETDATA.serverStatic + 'lib/d3-4.12.2.min.js';
// NETDATA.morris_js = NETDATA.serverStatic + 'lib/morris-0.5.1.min.js';
// NETDATA.morris_css = NETDATA.serverStatic + 'css/morris-0.5.1.css';
NETDATA.google_js = 'https://www.google.com/jsapi';
// Error Handling
NETDATA.errorCodes = {
100: {message: "Cannot load chart library", alert: true},
101: {message: "Cannot load jQuery", alert: true},
402: {message: "Chart library not found", alert: false},
403: {message: "Chart library not enabled/is failed", alert: false},
404: {message: "Chart not found", alert: false},
405: {message: "Cannot download charts index from server", alert: true},
406: {message: "Invalid charts index downloaded from server", alert: true},
407: {message: "Cannot HELLO netdata server", alert: false},
408: {message: "Netdata servers sent invalid response to HELLO", alert: false},
409: {message: "Cannot ACCESS netdata registry", alert: false},
410: {message: "Netdata registry ACCESS failed", alert: false},
411: {message: "Netdata registry server send invalid response to DELETE ", alert: false},
412: {message: "Netdata registry DELETE failed", alert: false},
413: {message: "Netdata registry server send invalid response to SWITCH ", alert: false},
414: {message: "Netdata registry SWITCH failed", alert: false},
415: {message: "Netdata alarms download failed", alert: false},
416: {message: "Netdata alarms log download failed", alert: false},
417: {message: "Netdata registry server send invalid response to SEARCH ", alert: false},
418: {message: "Netdata registry SEARCH failed", alert: false}
};
NETDATA.errorLast = {
code: 0,
message: "",
datetime: 0
};
NETDATA.error = function (code, msg) {
NETDATA.errorLast.code = code;
NETDATA.errorLast.message = msg;
NETDATA.errorLast.datetime = Date.now();
console.log("ERROR " + code + ": " + NETDATA.errorCodes[code].message + ": " + msg);
let ret = true;
if (typeof netdataErrorCallback === 'function') {
ret = netdataErrorCallback('system', code, msg);
}
if (ret && NETDATA.errorCodes[code].alert) {
alert("ERROR " + code + ": " + NETDATA.errorCodes[code].message + ": " + msg);
}
};
NETDATA.errorReset = function () {
NETDATA.errorLast.code = 0;
NETDATA.errorLast.message = "You are doing fine!";
NETDATA.errorLast.datetime = 0;
};
// *** src/dashboard.js/compatibility.js
// Compatibility fixes.
// fix IE issue with console
if (!window.console) {
window.console = {
log: function () {
}
};
}
// if string.endsWith is not defined, define it
if (typeof String.prototype.endsWith !== 'function') {
String.prototype.endsWith = function (s) {
if (s.length > this.length) {
return false;
}
return this.slice(-s.length) === s;
};
}
// if string.startsWith is not defined, define it
if (typeof String.prototype.startsWith !== 'function') {
String.prototype.startsWith = function (s) {
if (s.length > this.length) {
return false;
}
return this.slice(s.length) === s;
};
}
// ----------------------------------------------------------------------------------------------------------------
// XSS checks
NETDATA.xss = {
enabled: (typeof netdataCheckXSS === 'undefined') ? false : netdataCheckXSS,
enabled_for_data: (typeof netdataCheckXSS === 'undefined') ? false : netdataCheckXSS,
string: function (s) {
return s.toString()
.replace(/</g, '&lt;')
.replace(/>/g, '&gt;')
.replace(/"/g, '&quot;')
.replace(/'/g, '&#39;');
},
object: function (name, obj, ignore_regex) {
if (typeof ignore_regex !== 'undefined' && ignore_regex.test(name)) {
// console.log('XSS: ignoring "' + name + '"');
return obj;
}
switch (typeof(obj)) {
case 'string':
const ret = this.string(obj);
if (ret !== obj) {
console.log('XSS protection changed string ' + name + ' from "' + obj + '" to "' + ret + '"');
}
return ret;
case 'object':
if (obj === null) {
return obj;
}
if (Array.isArray(obj)) {
// console.log('checking array "' + name + '"');
let len = obj.length;
while (len--) {
obj[len] = this.object(name + '[' + len + ']', obj[len], ignore_regex);
}
} else {
// console.log('checking object "' + name + '"');
for (var i in obj) {
if (obj.hasOwnProperty(i) === false) {
continue;
}
if (this.string(i) !== i) {
console.log('XSS protection removed invalid object member "' + name + '.' + i + '"');
delete obj[i];
} else {
obj[i] = this.object(name + '.' + i, obj[i], ignore_regex);
}
}
}
return obj;
default:
return obj;
}
},
checkOptional: function (name, obj, ignore_regex) {
if (this.enabled) {
//console.log('XSS: checking optional "' + name + '"...');
return this.object(name, obj, ignore_regex);
}
return obj;
},
checkAlways: function (name, obj, ignore_regex) {
//console.log('XSS: checking always "' + name + '"...');
return this.object(name, obj, ignore_regex);
},
checkData: function (name, obj, ignore_regex) {
if (this.enabled_for_data) {
//console.log('XSS: checking data "' + name + '"...');
return this.object(name, obj, ignore_regex);
}
return obj;
}
};
NETDATA.colorHex2Rgb = function (hex) {
// Expand shorthand form (e.g. "03F") to full form (e.g. "0033FF")
let shorthandRegex = /^#?([a-f\d])([a-f\d])([a-f\d])$/i;
hex = hex.replace(shorthandRegex, function (m, r, g, b) {
return r + r + g + g + b + b;
});
let result = /^#?([a-f\d]{2})([a-f\d]{2})([a-f\d]{2})$/i.exec(hex);
return result ? {
r: parseInt(result[1], 16),
g: parseInt(result[2], 16),
b: parseInt(result[3], 16)
} : null;
};
NETDATA.colorLuminance = function (hex, lum) {
// validate hex string
hex = String(hex).replace(/[^0-9a-f]/gi, '');
if (hex.length < 6) {
hex = hex[0] + hex[0] + hex[1] + hex[1] + hex[2] + hex[2];
}
lum = lum || 0;
// convert to decimal and change luminosity
let rgb = "#";
for (let i = 0; i < 3; i++) {
let c = parseInt(hex.substr(i * 2, 2), 16);
c = Math.round(Math.min(Math.max(0, c + (c * lum)), 255)).toString(16);
rgb += ("00" + c).substr(c.length);
}
return rgb;
};
NETDATA.unitsConversion = {
keys: {}, // keys for data-common-units
latest: {}, // latest selected units for data-common-units
globalReset: function () {
this.keys = {};
this.latest = {};
},
scalableUnits: {
'packets/s': {
'pps': 1,
'Kpps': 1000,
'Mpps': 1000000
},
'pps': {
'pps': 1,
'Kpps': 1000,
'Mpps': 1000000
},
'kilobits/s': {
'bits/s': 1 / 1000,
'kilobits/s': 1,
'megabits/s': 1000,
'gigabits/s': 1000000,
'terabits/s': 1000000000
},
'bytes/s': {
'bytes/s': 1,
'kilobytes/s': 1024,
'megabytes/s': 1024 * 1024,
'gigabytes/s': 1024 * 1024 * 1024,
'terabytes/s': 1024 * 1024 * 1024 * 1024
},
'kilobytes/s': {
'bytes/s': 1 / 1024,
'kilobytes/s': 1,
'megabytes/s': 1024,
'gigabytes/s': 1024 * 1024,
'terabytes/s': 1024 * 1024 * 1024
},
'B/s': {
'B/s': 1,
'KiB/s': 1024,
'MiB/s': 1024 * 1024,
'GiB/s': 1024 * 1024 * 1024,
'TiB/s': 1024 * 1024 * 1024 * 1024
},
'KB/s': {
'B/s': 1 / 1024,
'KB/s': 1,
'MB/s': 1024,
'GB/s': 1024 * 1024,
'TB/s': 1024 * 1024 * 1024
},
'KiB/s': {
'B/s': 1 / 1024,
'KiB/s': 1,
'MiB/s': 1024,
'GiB/s': 1024 * 1024,
'TiB/s': 1024 * 1024 * 1024
},
'B': {
'B': 1,
'KiB': 1024,
'MiB': 1024 * 1024,
'GiB': 1024 * 1024 * 1024,
'TiB': 1024 * 1024 * 1024 * 1024,
'PiB': 1024 * 1024 * 1024 * 1024 * 1024
},
'KB': {
'B': 1 / 1024,
'KB': 1,
'MB': 1024,
'GB': 1024 * 1024,
'TB': 1024 * 1024 * 1024
},
'KiB': {
'B': 1 / 1024,
'KiB': 1,
'MiB': 1024,
'GiB': 1024 * 1024,
'TiB': 1024 * 1024 * 1024
},
'MB': {
'B': 1 / (1024 * 1024),
'KB': 1 / 1024,
'MB': 1,
'GB': 1024,
'TB': 1024 * 1024,
'PB': 1024 * 1024 * 1024
},
'MiB': {
'B': 1 / (1024 * 1024),
'KiB': 1 / 1024,
'MiB': 1,
'GiB': 1024,
'TiB': 1024 * 1024,
'PiB': 1024 * 1024 * 1024
},
'GB': {
'B': 1 / (1024 * 1024 * 1024),
'KB': 1 / (1024 * 1024),
'MB': 1 / 1024,
'GB': 1,
'TB': 1024,
'PB': 1024 * 1024,
'EB': 1024 * 1024 * 1024
},
'GiB': {
'B': 1 / (1024 * 1024 * 1024),
'KiB': 1 / (1024 * 1024),
'MiB': 1 / 1024,
'GiB': 1,
'TiB': 1024,
'PiB': 1024 * 1024,
'EiB': 1024 * 1024 * 1024
},
'num': {
'num': 1,
'num (K)': 1000,
'num (M)': 1000000,
'num (G)': 1000000000,
'num (T)': 1000000000000
}
/*
'milliseconds': {
'seconds': 1000
},
'seconds': {
'milliseconds': 0.001,
'seconds': 1,
'minutes': 60,
'hours': 3600,
'days': 86400
}
*/
},
convertibleUnits: {
'Celsius': {
'Fahrenheit': {
check: function (max) {
void(max);
return NETDATA.options.current.temperature === 'fahrenheit';
},
convert: function (value) {
return value * 9 / 5 + 32;
}
}
},
'celsius': {
'fahrenheit': {
check: function (max) {
void(max);
return NETDATA.options.current.temperature === 'fahrenheit';
},
convert: function (value) {
return value * 9 / 5 + 32;
}
}
},
'seconds': {
'time': {
check: function (max) {
void(max);
return NETDATA.options.current.seconds_as_time;
},
convert: function (seconds) {
return NETDATA.unitsConversion.seconds2time(seconds);
}
}
},
'milliseconds': {
'milliseconds': {
check: function (max) {
return NETDATA.options.current.seconds_as_time && max < 1000;
},
convert: function (milliseconds) {
let tms = Math.round(milliseconds * 10);
milliseconds = Math.floor(tms / 10);
tms -= milliseconds * 10;
return (milliseconds).toString() + '.' + tms.toString();
}
},
'seconds': {
check: function (max) {
return NETDATA.options.current.seconds_as_time && max >= 1000 && max < 60000;
},
convert: function (milliseconds) {
milliseconds = Math.round(milliseconds);
let seconds = Math.floor(milliseconds / 1000);
milliseconds -= seconds * 1000;
milliseconds = Math.round(milliseconds / 10);
return seconds.toString() + '.'
+ NETDATA.zeropad(milliseconds);
}
},
'M:SS.ms': {
check: function (max) {
return NETDATA.options.current.seconds_as_time && max >= 60000;
},
convert: function (milliseconds) {
milliseconds = Math.round(milliseconds);
let minutes = Math.floor(milliseconds / 60000);
milliseconds -= minutes * 60000;
let seconds = Math.floor(milliseconds / 1000);
milliseconds -= seconds * 1000;
milliseconds = Math.round(milliseconds / 10);
return minutes.toString() + ':'
+ NETDATA.zeropad(seconds) + '.'
+ NETDATA.zeropad(milliseconds);
}
}
},
'nanoseconds': {
'nanoseconds': {
check: function (max) {
return NETDATA.options.current.seconds_as_time && max < 1000;
},
convert: function (nanoseconds) {
let tms = Math.round(nanoseconds * 10);
nanoseconds = Math.floor(tms / 10);
tms -= nanoseconds * 10;
return (nanoseconds).toString() + '.' + tms.toString();
}
},
'microseconds': {
check: function (max) {
return NETDATA.options.current.seconds_as_time
&& max >= 1000 && max < 1000 * 1000;
},
convert: function (nanoseconds) {
nanoseconds = Math.round(nanoseconds);
let microseconds = Math.floor(nanoseconds / 1000);
nanoseconds -= microseconds * 1000;
nanoseconds = Math.round(nanoseconds / 10 );
return microseconds.toString() + '.'
+ NETDATA.zeropad(nanoseconds);
}
},
'milliseconds': {
check: function (max) {
return NETDATA.options.current.seconds_as_time
&& max >= 1000 * 1000 && max < 1000 * 1000 * 1000;
},
convert: function (nanoseconds) {
nanoseconds = Math.round(nanoseconds);
let milliseconds = Math.floor(nanoseconds / 1000 / 1000);
nanoseconds -= milliseconds * 1000 * 1000;
nanoseconds = Math.round(nanoseconds / 1000 / 10);
return milliseconds.toString() + '.'
+ NETDATA.zeropad(nanoseconds);
}
},
'seconds': {
check: function (max) {
return NETDATA.options.current.seconds_as_time
&& max >= 1000 * 1000 * 1000;
},
convert: function (nanoseconds) {
nanoseconds = Math.round(nanoseconds);
let seconds = Math.floor(nanoseconds / 1000 / 1000 / 1000);
nanoseconds -= seconds * 1000 * 1000 * 1000;
nanoseconds = Math.round(nanoseconds / 1000 / 1000 / 10);
return seconds.toString() + '.'
+ NETDATA.zeropad(nanoseconds);
}
},
}
},
seconds2time: function (seconds) {
seconds = Math.abs(seconds);
let days = Math.floor(seconds / 86400);
seconds -= days * 86400;
let hours = Math.floor(seconds / 3600);
seconds -= hours * 3600;
let minutes = Math.floor(seconds / 60);
seconds -= minutes * 60;
seconds = Math.round(seconds);
let ms_txt = '';
/*
let ms = seconds - Math.floor(seconds);
seconds -= ms;
ms = Math.round(ms * 1000);
if (ms > 1) {
if (ms < 10)
ms_txt = '.00' + ms.toString();
else if (ms < 100)
ms_txt = '.0' + ms.toString();
else
ms_txt = '.' + ms.toString();
}
*/
return ((days > 0) ? days.toString() + 'd:' : '').toString()
+ NETDATA.zeropad(hours) + ':'
+ NETDATA.zeropad(minutes) + ':'
+ NETDATA.zeropad(seconds)
+ ms_txt;
},
// get a function that converts the units
// + every time units are switched call the callback
get: function (uuid, min, max, units, desired_units, common_units_name, switch_units_callback) {
// validate the parameters
if (typeof units === 'undefined') {
units = 'undefined';
}
// check if we support units conversion
if (typeof this.scalableUnits[units] === 'undefined' && typeof this.convertibleUnits[units] === 'undefined') {
// we can't convert these units
//console.log('DEBUG: ' + uuid.toString() + ' can\'t convert units: ' + units.toString());
return function (value) {
return value;
};
}
// check if the caller wants the original units
if (typeof desired_units === 'undefined' || desired_units === null || desired_units === 'original' || desired_units === units) {
//console.log('DEBUG: ' + uuid.toString() + ' original units wanted');
switch_units_callback(units);
return function (value) {
return value;
};
}
// now we know we can convert the units
// and the caller wants some kind of conversion
let tunits = null;
let tdivider = 0;
if (typeof this.scalableUnits[units] !== 'undefined') {
// units that can be scaled
// we decide a divider
// console.log('NETDATA.unitsConversion.get(' + units.toString() + ', ' + desired_units.toString() + ', function()) decide divider with min = ' + min.toString() + ', max = ' + max.toString());
if (desired_units === 'auto') {
// the caller wants to auto-scale the units
// find the absolute maximum value that is rendered on the chart
// based on this we decide the scale
min = Math.abs(min);
max = Math.abs(max);
if (min > max) {
max = min;
}
// find the smallest scale that provides integers
// for (x in this.scalableUnits[units]) {
// if (this.scalableUnits[units].hasOwnProperty(x)) {
// let m = this.scalableUnits[units][x];
// if (m <= max && m > tdivider) {
// tunits = x;
// tdivider = m;
// }
// }
// }
const sunit = this.scalableUnits[units];
for (var x of Object.keys(sunit)) {
let m = sunit[x];
if (m <= max && m > tdivider) {
tunits = x;
tdivider = m;
}
}
if (tunits === null || tdivider <= 0) {
// we couldn't find one
//console.log('DEBUG: ' + uuid.toString() + ' cannot find an auto-scaling candidate for units: ' + units.toString() + ' (max: ' + max.toString() + ')');
switch_units_callback(units);
return function (value) {
return value;
};
}
if (typeof common_units_name === 'string' && typeof uuid === 'string') {
// the caller wants several charts to have the same units
// data-common-units
let common_units_key = common_units_name + '-' + units;
// add our divider into the list of keys
let t = this.keys[common_units_key];
if (typeof t === 'undefined') {
this.keys[common_units_key] = {};
t = this.keys[common_units_key];
}
t[uuid] = {
units: tunits,
divider: tdivider
};
// find the max divider of all charts
let common_units = t[uuid];
for (var x in t) {
if (t.hasOwnProperty(x) && t[x].divider > common_units.divider) {
common_units = t[x];
}
}
// save our common_max to the latest keys
let latest = this.latest[common_units_key];
if (typeof latest === 'undefined') {
this.latest[common_units_key] = {};
latest = this.latest[common_units_key];
}
latest.units = common_units.units;
latest.divider = common_units.divider;
tunits = latest.units;
tdivider = latest.divider;
//console.log('DEBUG: ' + uuid.toString() + ' converted units: ' + units.toString() + ' to units: ' + tunits.toString() + ' with divider ' + tdivider.toString() + ', common-units=' + common_units_name.toString() + ((t[uuid].divider !== tdivider)?' USED COMMON, mine was ' + t[uuid].units:' set common').toString());
// apply it to this chart
switch_units_callback(tunits);
return function (value) {
if (tdivider !== latest.divider) {
// another chart switched our common units
// we should switch them too
//console.log('DEBUG: ' + uuid + ' switching units due to a common-units change, from ' + tunits.toString() + ' to ' + latest.units.toString());
tunits = latest.units;
tdivider = latest.divider;
switch_units_callback(tunits);
}
return value / tdivider;
};
} else {
// the caller did not give data-common-units
// this chart auto-scales independently of all others
//console.log('DEBUG: ' + uuid.toString() + ' converted units: ' + units.toString() + ' to units: ' + tunits.toString() + ' with divider ' + tdivider.toString() + ', autonomously');
switch_units_callback(tunits);
return function (value) {
return value / tdivider;
};
}
} else {
// the caller wants specific units
if (typeof this.scalableUnits[units][desired_units] !== 'undefined') {
// all good, set the new units
tdivider = this.scalableUnits[units][desired_units];
// console.log('DEBUG: ' + uuid.toString() + ' converted units: ' + units.toString() + ' to units: ' + desired_units.toString() + ' with divider ' + tdivider.toString() + ', by reference');
switch_units_callback(desired_units);
return function (value) {
return value / tdivider;
};
} else {
// oops! switch back to original units
console.log('Units conversion from ' + units.toString() + ' to ' + desired_units.toString() + ' is not supported.');
switch_units_callback(units);
return function (value) {
return value;
};
}
}
} else if (typeof this.convertibleUnits[units] !== 'undefined') {
// units that can be converted
if (desired_units === 'auto') {
for (var x in this.convertibleUnits[units]) {
if (this.convertibleUnits[units].hasOwnProperty(x)) {
if (this.convertibleUnits[units][x].check(max)) {
//console.log('DEBUG: ' + uuid.toString() + ' converting ' + units.toString() + ' to: ' + x.toString());
switch_units_callback(x);
return this.convertibleUnits[units][x].convert;
}
}
}
// none checked ok
//console.log('DEBUG: ' + uuid.toString() + ' no conversion available for ' + units.toString() + ' to: ' + desired_units.toString());
switch_units_callback(units);
return function (value) {
return value;
};
} else if (typeof this.convertibleUnits[units][desired_units] !== 'undefined') {
switch_units_callback(desired_units);
return this.convertibleUnits[units][desired_units].convert;
} else {
console.log('Units conversion from ' + units.toString() + ' to ' + desired_units.toString() + ' is not supported.');
switch_units_callback(units);
return function (value) {
return value;
};
}
} else {
// hm... did we forget to implement the new type?
console.log(`Unmatched unit conversion method for units ${units.toString()}`);
switch_units_callback(units);
return function (value) {
return value;
};
}
}
};
NETDATA.icons = {
left: '<i class="fas fa-backward"></i>',
reset: '<i class="fas fa-play"></i>',
right: '<i class="fas fa-forward"></i>',
zoomIn: '<i class="fas fa-plus"></i>',
zoomOut: '<i class="fas fa-minus"></i>',
resize: '<i class="fas fa-sort"></i>',
lineChart: '<i class="fas fa-chart-line"></i>',
areaChart: '<i class="fas fa-chart-area"></i>',
noChart: '<i class="fas fa-chart-area"></i>',
loading: '<i class="fas fa-sync-alt"></i>',
noData: '<i class="fas fa-exclamation-triangle"></i>'
};
if (typeof netdataIcons === 'object') {
// for (let icon in NETDATA.icons) {
// if (NETDATA.icons.hasOwnProperty(icon) && typeof(netdataIcons[icon]) === 'string')
// NETDATA.icons[icon] = netdataIcons[icon];
// }
for (var icon of Object.keys(NETDATA.icons)) {
if (typeof(netdataIcons[icon]) === 'string') {
NETDATA.icons[icon] = netdataIcons[icon]
}
}
}
if (typeof netdataSnapshotData === 'undefined') {
netdataSnapshotData = null;
}
if (typeof netdataShowHelp === 'undefined') {
netdataShowHelp = true;
}
if (typeof netdataShowAlarms === 'undefined') {
netdataShowAlarms = false;
}
if (typeof netdataRegistryAfterMs !== 'number' || netdataRegistryAfterMs < 0) {
netdataRegistryAfterMs = 0; // 1500;
}
if (typeof netdataRegistry === 'undefined') {
// backward compatibility
netdataRegistry = (typeof netdataNoRegistry !== 'undefined' && netdataNoRegistry === false);
}
if (netdataRegistry === false && typeof netdataRegistryCallback === 'function') {
netdataRegistry = true;
}
// ----------------------------------------------------------------------------------------------------------------
// the defaults for all charts
// if the user does not specify any of these, the following will be used
NETDATA.chartDefaults = {
width: '100%', // the chart width - can be null
height: '100%', // the chart height - can be null
min_width: null, // the chart minimum width - can be null
library: 'dygraph', // the graphing library to use
method: 'average', // the grouping method
before: 0, // panning
after: -600, // panning
pixels_per_point: 1, // the detail of the chart
fill_luminance: 0.8 // luminance of colors in solid areas
};
// ----------------------------------------------------------------------------------------------------------------
// global options
NETDATA.options = {
pauseCallback: null, // a callback when we are really paused
pause: false, // when enabled we don't auto-refresh the charts
targets: [], // an array of all the state objects that are
// currently active (independently of their
// viewport visibility)
updated_dom: true, // when true, the DOM has been updated with
// new elements we have to check.
auto_refresher_fast_weight: 0, // this is the current time in ms, spent
// rendering charts continuously.
// used with .current.fast_render_timeframe
page_is_visible: true, // when true, this page is visible
auto_refresher_stop_until: 0, // timestamp in ms - used internally, to stop the
// auto-refresher for some time (when a chart is
// performing pan or zoom, we need to stop refreshing
// all other charts, to have the maximum speed for
// rendering the chart that is panned or zoomed).
// Used with .current.global_pan_sync_time
on_scroll_refresher_stop_until: 0, // timestamp in ms - used to stop evaluating
// charts for some time, after a page scroll
last_page_resize: Date.now(), // the timestamp of the last resize request
last_page_scroll: 0, // the timestamp the last time the page was scrolled
browser_timezone: 'unknown', // timezone detected by javascript
server_timezone: 'unknown', // timezone reported by the server
force_data_points: 0, // force the number of points to be returned for charts
fake_chart_rendering: false, // when set to true, the dashboard will download data but will not render the charts
passive_events: null, // true if the browser supports passive events
// the current profile
// we may have many...
current: {
units: 'auto', // can be 'auto' or 'original'
temperature: 'celsius', // can be 'celsius' or 'fahrenheit'
seconds_as_time: true, // show seconds as DDd:HH:MM:SS ?
timezone: 'default', // the timezone to use, or 'default'
user_set_server_timezone: 'default', // as set by the user on the dashboard
legend_toolbox: true, // show the legend toolbox on charts
resize_charts: true, // show the resize handler on charts
pixels_per_point: isSlowDevice() ? 5 : 1, // the minimum pixels per point for all charts
// increase this to speed javascript up
// each chart library has its own limit too
// the max of this and the chart library is used
// the final is calculated every time, so a change
// here will have immediate effect on the next chart
// update
idle_between_charts: 100, // ms - how much time to wait between chart updates
fast_render_timeframe: 200, // ms - render continuously until this time of continuous
// rendering has been reached
// this setting is used to make it render e.g. 10
// charts at once, sleep idle_between_charts time
// and continue for another 10 charts.
idle_between_loops: 500, // ms - if all charts have been updated, wait this
// time before starting again.
idle_parallel_loops: 100, // ms - the time between parallel refresher updates
idle_lost_focus: 500, // ms - when the window does not have focus, check
// if focus has been regained, every this time
global_pan_sync_time: 300, // ms - when you pan or zoom a chart, the background
// auto-refreshing of charts is paused for this amount
// of time
sync_selection_delay: 400, // ms - when you pan or zoom a chart, wait this amount
// of time before setting up synchronized selections
// on hover.
sync_selection: true, // enable or disable selection sync
pan_and_zoom_delay: 50, // when panning or zooming, how ofter to update the chart
sync_pan_and_zoom: true, // enable or disable pan and zoom sync
pan_and_zoom_data_padding: true, // fetch more data for the master chart when panning or zooming
update_only_visible: true, // enable or disable visibility management / used for printing
parallel_refresher: !isSlowDevice(), // enable parallel refresh of charts
concurrent_refreshes: true, // when parallel_refresher is enabled, sync also the charts
destroy_on_hide: isSlowDevice(), // destroy charts when they are not visible
show_help: netdataShowHelp, // when enabled the charts will show some help
show_help_delay_show_ms: 500,
show_help_delay_hide_ms: 0,
eliminate_zero_dimensions: true, // do not show dimensions with just zeros
stop_updates_when_focus_is_lost: true, // boolean - shall we stop auto-refreshes when document does not have user focus
stop_updates_while_resizing: 1000, // ms - time to stop auto-refreshes while resizing the charts
double_click_speed: 500, // ms - time between clicks / taps to detect double click/tap
smooth_plot: !isSlowDevice(), // enable smooth plot, where possible
color_fill_opacity_line: 1.0,
color_fill_opacity_area: 0.2,
color_fill_opacity_stacked: 0.8,
pan_and_zoom_factor: 0.25, // the increment when panning and zooming with the toolbox
pan_and_zoom_factor_multiplier_control: 2.0,
pan_and_zoom_factor_multiplier_shift: 3.0,
pan_and_zoom_factor_multiplier_alt: 4.0,
abort_ajax_on_scroll: false, // kill pending ajax page scroll
async_on_scroll: false, // sync/async onscroll handler
onscroll_worker_duration_threshold: 30, // time in ms, for async scroll handler
retries_on_data_failures: 3, // how many retries to make if we can't fetch chart data from the server
setOptionCallback: function () {
}
},
debug: {
show_boxes: false,
main_loop: false,
focus: false,
visibility: false,
chart_data_url: false,
chart_errors: true, // remember to set it to false before merging
chart_timing: false,
chart_calls: false,
libraries: false,
dygraph: false,
globalSelectionSync: false,
globalPanAndZoom: false
}
};
NETDATA.statistics = {
refreshes_total: 0,
refreshes_active: 0,
refreshes_active_max: 0
};
// local storage options
NETDATA.localStorage = {
default: {},
current: {},
callback: {} // only used for resetting back to defaults
};
NETDATA.localStorageTested = -1;
NETDATA.localStorageTest = function () {
if (NETDATA.localStorageTested !== -1) {
return NETDATA.localStorageTested;
}
if (typeof Storage !== "undefined" && typeof localStorage === 'object') {
let test = 'test';
try {
localStorage.setItem(test, test);
localStorage.removeItem(test);
NETDATA.localStorageTested = true;
} catch (e) {
NETDATA.localStorageTested = false;
}
} else {
NETDATA.localStorageTested = false;
}
return NETDATA.localStorageTested;
};
NETDATA.localStorageGet = function (key, def, callback) {
let ret = def;
if (typeof NETDATA.localStorage.default[key.toString()] === 'undefined') {
NETDATA.localStorage.default[key.toString()] = def;
NETDATA.localStorage.callback[key.toString()] = callback;
}
if (NETDATA.localStorageTest()) {
try {
// console.log('localStorage: loading "' + key.toString() + '"');
ret = localStorage.getItem(key.toString());
// console.log('netdata loaded: ' + key.toString() + ' = ' + ret.toString());
if (ret === null || ret === 'undefined') {
// console.log('localStorage: cannot load it, saving "' + key.toString() + '" with value "' + JSON.stringify(def) + '"');
localStorage.setItem(key.toString(), JSON.stringify(def));
ret = def;
} else {
// console.log('localStorage: got "' + key.toString() + '" with value "' + ret + '"');
ret = JSON.parse(ret);
// console.log('localStorage: loaded "' + key.toString() + '" as value ' + ret + ' of type ' + typeof(ret));
}
} catch (error) {
console.log('localStorage: failed to read "' + key.toString() + '", using default: "' + def.toString() + '"');
ret = def;
}
}
if (typeof ret === 'undefined' || ret === 'undefined') {
console.log('localStorage: LOADED UNDEFINED "' + key.toString() + '" as value ' + ret + ' of type ' + typeof(ret));
ret = def;
}
NETDATA.localStorage.current[key.toString()] = ret;
return ret;
};
NETDATA.localStorageSet = function (key, value, callback) {
if (typeof value === 'undefined' || value === 'undefined') {
console.log('localStorage: ATTEMPT TO SET UNDEFINED "' + key.toString() + '" as value ' + value + ' of type ' + typeof(value));
}
if (typeof NETDATA.localStorage.default[key.toString()] === 'undefined') {
NETDATA.localStorage.default[key.toString()] = value;
NETDATA.localStorage.current[key.toString()] = value;
NETDATA.localStorage.callback[key.toString()] = callback;
}
if (NETDATA.localStorageTest()) {
// console.log('localStorage: saving "' + key.toString() + '" with value "' + JSON.stringify(value) + '"');
try {
localStorage.setItem(key.toString(), JSON.stringify(value));
} catch (e) {
console.log('localStorage: failed to save "' + key.toString() + '" with value: "' + value.toString() + '"');
}
}
NETDATA.localStorage.current[key.toString()] = value;
return value;
};
NETDATA.localStorageGetRecursive = function (obj, prefix, callback) {
let keys = Object.keys(obj);
let len = keys.length;
while (len--) {
let i = keys[len];
if (typeof obj[i] === 'object') {
//console.log('object ' + prefix + '.' + i.toString());
NETDATA.localStorageGetRecursive(obj[i], prefix + '.' + i.toString(), callback);
continue;
}
obj[i] = NETDATA.localStorageGet(prefix + '.' + i.toString(), obj[i], callback);
}
};
NETDATA.setOption = function (key, value) {
if (key.toString() === 'setOptionCallback') {
if (typeof NETDATA.options.current.setOptionCallback === 'function') {
NETDATA.options.current[key.toString()] = value;
NETDATA.options.current.setOptionCallback();
}
} else if (NETDATA.options.current[key.toString()] !== value) {
let name = 'options.' + key.toString();
if (typeof NETDATA.localStorage.default[name.toString()] === 'undefined') {
console.log('localStorage: setOption() on unsaved option: "' + name.toString() + '", value: ' + value);
}
//console.log(NETDATA.localStorage);
//console.log('setOption: setting "' + key.toString() + '" to "' + value + '" of type ' + typeof(value) + ' original type ' + typeof(NETDATA.options.current[key.toString()]));
//console.log(NETDATA.options);
NETDATA.options.current[key.toString()] = NETDATA.localStorageSet(name.toString(), value, null);
if (typeof NETDATA.options.current.setOptionCallback === 'function') {
NETDATA.options.current.setOptionCallback();
}
}
return true;
};
NETDATA.getOption = function (key) {
return NETDATA.options.current[key.toString()];
};
// read settings from local storage
NETDATA.localStorageGetRecursive(NETDATA.options.current, 'options', null);
// always start with this option enabled.
NETDATA.setOption('stop_updates_when_focus_is_lost', true);
NETDATA.resetOptions = function () {
let keys = Object.keys(NETDATA.localStorage.default);
let len = keys.length;
while (len--) {
let i = keys[len];
let a = i.split('.');
if (a[0] === 'options') {
if (a[1] === 'setOptionCallback') {
continue;
}
if (typeof NETDATA.localStorage.default[i] === 'undefined') {
continue;
}
if (NETDATA.options.current[i] === NETDATA.localStorage.default[i]) {
continue;
}
NETDATA.setOption(a[1], NETDATA.localStorage.default[i]);
} else if (a[0] === 'chart_heights') {
if (typeof NETDATA.localStorage.callback[i] === 'function' && typeof NETDATA.localStorage.default[i] !== 'undefined') {
NETDATA.localStorage.callback[i](NETDATA.localStorage.default[i]);
}
}
}
NETDATA.dateTime.init(NETDATA.options.current.timezone);
};
// *** src/dashboard.js/timeout.js
// TODO: Better name needed
NETDATA.timeout = {
// by default, these are just wrappers to setTimeout() / clearTimeout()
step: function (callback) {
return window.setTimeout(callback, 1000 / 60);
},
set: function (callback, delay) {
return window.setTimeout(callback, delay);
},
clear: function (id) {
return window.clearTimeout(id);
},
init: function () {
let custom = true;
if (window.requestAnimationFrame) {
this.step = function (callback) {
return window.requestAnimationFrame(callback);
};
this.clear = function (handle) {
return window.cancelAnimationFrame(handle.value);
};
// } else if (window.webkitRequestAnimationFrame) {
// this.step = function (callback) {
// return window.webkitRequestAnimationFrame(callback);
// };
// if (window.webkitCancelAnimationFrame) {
// this.clear = function (handle) {
// return window.webkitCancelAnimationFrame(handle.value);
// };
// } else if (window.webkitCancelRequestAnimationFrame) {
// this.clear = function (handle) {
// return window.webkitCancelRequestAnimationFrame(handle.value);
// };
// }
// } else if (window.mozRequestAnimationFrame) {
// this.step = function (callback) {
// return window.mozRequestAnimationFrame(callback);
// };
// this.clear = function (handle) {
// return window.mozCancelRequestAnimationFrame(handle.value);
// };
// } else if (window.oRequestAnimationFrame) {
// this.step = function (callback) {
// return window.oRequestAnimationFrame(callback);
// };
// this.clear = function (handle) {
// return window.oCancelRequestAnimationFrame(handle.value);
// };
// } else if (window.msRequestAnimationFrame) {
// this.step = function (callback) {
// return window.msRequestAnimationFrame(callback);
// };
// this.clear = function (handle) {
// return window.msCancelRequestAnimationFrame(handle.value);
// };
} else {
custom = false;
}
if (custom) {
// we have installed custom .step() / .clear() functions
// overwrite the .set() too
this.set = function (callback, delay) {
let start = Date.now(),
handle = new Object();
const loop = () => {
let current = Date.now(),
delta = current - start;
if (delta >= delay) {
callback.call();
} else {
handle.value = this.step(loop);
}
}
handle.value = this.step(loop);
return handle;
};
}
}
};
NETDATA.timeout.init();
// Codacy declarations
/* global netdataTheme */
NETDATA.themes = {
white: {
bootstrap_css: NETDATA.serverStatic + 'css/bootstrap-3.3.7.css',
dashboard_css: NETDATA.serverStatic + 'dashboard.css?v20190902-0',
background: '#FFFFFF',
foreground: '#000000',
grid: '#F0F0F0',
axis: '#F0F0F0',
highlight: '#F5F5F5',
colors: ['#3366CC', '#DC3912', '#109618', '#FF9900', '#990099', '#DD4477',
'#3B3EAC', '#66AA00', '#0099C6', '#B82E2E', '#AAAA11', '#5574A6',
'#994499', '#22AA99', '#6633CC', '#E67300', '#316395', '#8B0707',
'#329262', '#3B3EAC'],
easypiechart_track: '#f0f0f0',
easypiechart_scale: '#dfe0e0',
gauge_pointer: '#C0C0C0',
gauge_stroke: '#F0F0F0',
gauge_gradient: false,
d3pie: {
title: '#333333',
subtitle: '#666666',
footer: '#888888',
other: '#aaaaaa',
mainlabel: '#333333',
percentage: '#dddddd',
value: '#aaaa22',
tooltip_bg: '#000000',
tooltip_fg: '#efefef',
segment_stroke: "#ffffff",
gradient_color: '#000000'
}
},
slate: {
bootstrap_css: NETDATA.serverStatic + 'css/bootstrap-slate-flat-3.3.7.css?v20161229-1',
dashboard_css: NETDATA.serverStatic + 'dashboard.slate.css?v20190902-0',
background: '#272b30',
foreground: '#C8C8C8',
grid: '#283236',
axis: '#283236',
highlight: '#383838',
/* colors: [ '#55bb33', '#ff2222', '#0099C6', '#faa11b', '#adbce0', '#DDDD00',
'#4178ba', '#f58122', '#a5cc39', '#f58667', '#f5ef89', '#cf93c0',
'#a5d18a', '#b8539d', '#3954a3', '#c8a9cf', '#c7de8a', '#fad20a',
'#a6a479', '#a66da8' ],
*/
colors: ['#66AA00', '#FE3912', '#3366CC', '#D66300', '#0099C6', '#DDDD00',
'#5054e6', '#EE9911', '#BB44CC', '#e45757', '#ef0aef', '#CC7700',
'#22AA99', '#109618', '#905bfd', '#f54882', '#4381bf', '#ff3737',
'#329262', '#3B3EFF'],
easypiechart_track: '#373b40',
easypiechart_scale: '#373b40',
gauge_pointer: '#474b50',
gauge_stroke: '#373b40',
gauge_gradient: false,
d3pie: {
title: '#C8C8C8',
subtitle: '#283236',
footer: '#283236',
other: '#283236',
mainlabel: '#C8C8C8',
percentage: '#dddddd',
value: '#cccc44',
tooltip_bg: '#272b30',
tooltip_fg: '#C8C8C8',
segment_stroke: "#283236",
gradient_color: '#000000'
}
}
};
if (typeof netdataTheme !== 'undefined' && typeof NETDATA.themes[netdataTheme] !== 'undefined') {
NETDATA.themes.current = NETDATA.themes[netdataTheme];
} else {
NETDATA.themes.current = NETDATA.themes.white;
}
NETDATA.colors = NETDATA.themes.current.colors;
// these are the colors Google Charts are using
// we have them here to attempt emulate their look and feel on the other chart libraries
// http://there4.io/2012/05/02/google-chart-color-list/
//NETDATA.colors = [ '#3366CC', '#DC3912', '#FF9900', '#109618', '#990099', '#3B3EAC', '#0099C6',
// '#DD4477', '#66AA00', '#B82E2E', '#316395', '#994499', '#22AA99', '#AAAA11',
// '#6633CC', '#E67300', '#8B0707', '#329262', '#5574A6', '#3B3EAC' ];
// an alternative set
// http://www.mulinblog.com/a-color-palette-optimized-for-data-visualization/
// (blue) (red) (orange) (green) (pink) (brown) (purple) (yellow) (gray)
//NETDATA.colors = [ '#5DA5DA', '#F15854', '#FAA43A', '#60BD68', '#F17CB0', '#B2912F', '#B276B2', '#DECF3F', '#4D4D4D' ];
// dygraph
// Codacy declarations
/* global smoothPlotter */
/* global Dygraph */
NETDATA.dygraph = {
smooth: false
};
NETDATA.dygraphToolboxPanAndZoom = function (state, after, before) {
if (after < state.netdata_first) {
after = state.netdata_first;
}
if (before > state.netdata_last) {
before = state.netdata_last;
}
state.setMode('zoom');
NETDATA.globalSelectionSync.stop();
NETDATA.globalSelectionSync.delay();
state.tmp.dygraph_user_action = true;
state.tmp.dygraph_force_zoom = true;
// state.log('toolboxPanAndZoom');
state.updateChartPanOrZoom(after, before);
NETDATA.globalPanAndZoom.setMaster(state, after, before);
};
NETDATA.dygraphSetSelection = function (state, t) {
if (typeof state.tmp.dygraph_instance !== 'undefined') {
let r = state.calculateRowForTime(t);
if (r !== -1) {
state.tmp.dygraph_instance.setSelection(r);
return true;
} else {
state.tmp.dygraph_instance.clearSelection();
state.legendShowUndefined();
}
}
return false;
};
NETDATA.dygraphClearSelection = function (state) {
if (typeof state.tmp.dygraph_instance !== 'undefined') {
state.tmp.dygraph_instance.clearSelection();
}
return true;
};
NETDATA.dygraphSmoothInitialize = function (callback) {
$.ajax({
url: NETDATA.dygraph_smooth_js,
cache: true,
dataType: "script",
xhrFields: {withCredentials: true} // required for the cookie
})
.done(function () {
NETDATA.dygraph.smooth = true;
smoothPlotter.smoothing = 0.3;
})
.fail(function () {
NETDATA.dygraph.smooth = false;
})
.always(function () {
if (typeof callback === "function") {
return callback();
}
});
};
NETDATA.dygraphInitialize = function (callback) {
if (typeof netdataNoDygraphs === 'undefined' || !netdataNoDygraphs) {
$.ajax({
url: NETDATA.dygraph_js,
cache: true,
dataType: "script",
xhrFields: {withCredentials: true} // required for the cookie
})
.done(function () {
NETDATA.registerChartLibrary('dygraph', NETDATA.dygraph_js);
})
.fail(function () {
NETDATA.chartLibraries.dygraph.enabled = false;
NETDATA.error(100, NETDATA.dygraph_js);
})
.always(function () {
if (NETDATA.chartLibraries.dygraph.enabled && NETDATA.options.current.smooth_plot) {
NETDATA.dygraphSmoothInitialize(callback);
} else if (typeof callback === "function") {
return callback();
}
});
} else {
NETDATA.chartLibraries.dygraph.enabled = false;
if (typeof callback === "function") {
return callback();
}
}
};
NETDATA.dygraphChartUpdate = function (state, data) {
let dygraph = state.tmp.dygraph_instance;
if (typeof dygraph === 'undefined') {
return NETDATA.dygraphChartCreate(state, data);
}
// when the chart is not visible, and hidden
// if there is a window resize, dygraph detects
// its element size as 0x0.
// this will make it re-appear properly
if (state.tm.last_unhidden > state.tmp.dygraph_last_rendered) {
dygraph.resize();
}
let options = {
file: data.result.data,
colors: state.chartColors(),
labels: data.result.labels,
//labelsDivWidth: state.chartWidth() - 70,
includeZero: state.tmp.dygraph_include_zero,
visibility: state.dimensions_visibility.selected2BooleanArray(state.data.dimension_names)
};
if (state.tmp.dygraph_chart_type === 'stacked') {
if (options.includeZero && state.dimensions_visibility.countSelected() < options.visibility.length) {
options.includeZero = 0;
}
}
if (!NETDATA.chartLibraries.dygraph.isSparkline(state)) {
options.ylabel = state.units_current; // (state.units_desired === 'auto')?"":state.units_current;
}
if (state.tmp.dygraph_force_zoom) {
if (NETDATA.options.debug.dygraph || state.debug) {
state.log('dygraphChartUpdate() forced zoom update');
}
options.dateWindow = (state.requested_padding !== null) ? [state.view_after, state.view_before] : null;
//options.isZoomedIgnoreProgrammaticZoom = true;
state.tmp.dygraph_force_zoom = false;
} else if (state.current.name !== 'auto') {
if (NETDATA.options.debug.dygraph || state.debug) {
state.log('dygraphChartUpdate() loose update');
}
} else {
if (NETDATA.options.debug.dygraph || state.debug) {
state.log('dygraphChartUpdate() strict update');
}
options.dateWindow = (state.requested_padding !== null) ? [state.view_after, state.view_before] : null;
//options.isZoomedIgnoreProgrammaticZoom = true;
}
options.valueRange = state.tmp.dygraph_options.valueRange;
let oldMax = null, oldMin = null;
if (state.tmp.__commonMin !== null) {
state.data.min = state.tmp.dygraph_instance.axes_[0].extremeRange[0];
oldMin = options.valueRange[0] = NETDATA.commonMin.get(state);
}
if (state.tmp.__commonMax !== null) {
state.data.max = state.tmp.dygraph_instance.axes_[0].extremeRange[1];
oldMax = options.valueRange[1] = NETDATA.commonMax.get(state);
}
if (state.tmp.dygraph_smooth_eligible) {
if ((NETDATA.options.current.smooth_plot && state.tmp.dygraph_options.plotter !== smoothPlotter)
|| (NETDATA.options.current.smooth_plot === false && state.tmp.dygraph_options.plotter === smoothPlotter)) {
NETDATA.dygraphChartCreate(state, data);
return;
}
}
if (netdataSnapshotData !== null && NETDATA.globalPanAndZoom.isActive() && NETDATA.globalPanAndZoom.isMaster(state) === false) {
// pan and zoom on snapshots
options.dateWindow = [NETDATA.globalPanAndZoom.force_after_ms, NETDATA.globalPanAndZoom.force_before_ms];
//options.isZoomedIgnoreProgrammaticZoom = true;
}
if (NETDATA.chartLibraries.dygraph.isLogScale(state)) {
if (Array.isArray(options.valueRange) && options.valueRange[0] <= 0) {
options.valueRange[0] = null;
}
}
dygraph.updateOptions(options);
let redraw = false;
if (oldMin !== null && oldMin > state.tmp.dygraph_instance.axes_[0].extremeRange[0]) {
state.data.min = state.tmp.dygraph_instance.axes_[0].extremeRange[0];
options.valueRange[0] = NETDATA.commonMin.get(state);
redraw = true;
}
if (oldMax !== null && oldMax < state.tmp.dygraph_instance.axes_[0].extremeRange[1]) {
state.data.max = state.tmp.dygraph_instance.axes_[0].extremeRange[1];
options.valueRange[1] = NETDATA.commonMax.get(state);
redraw = true;
}
if (redraw) {
// state.log('forcing redraw to adapt to common- min/max');
dygraph.updateOptions(options);
}
state.tmp.dygraph_last_rendered = Date.now();
return true;
};
NETDATA.dygraphChartCreate = function (state, data) {
if (NETDATA.options.debug.dygraph || state.debug) {
state.log('dygraphChartCreate()');
}
state.tmp.dygraph_chart_type = NETDATA.dataAttribute(state.element, 'dygraph-type', state.chart.chart_type);
if (state.tmp.dygraph_chart_type === 'stacked' && data.dimensions === 1) {
state.tmp.dygraph_chart_type = 'area';
}
if (state.tmp.dygraph_chart_type === 'stacked' && NETDATA.chartLibraries.dygraph.isLogScale(state)) {
state.tmp.dygraph_chart_type = 'area';
}
let highlightCircleSize = NETDATA.chartLibraries.dygraph.isSparkline(state) ? 3 : 4;
let smooth = NETDATA.dygraph.smooth
? (NETDATA.dataAttributeBoolean(state.element, 'dygraph-smooth', (state.tmp.dygraph_chart_type === 'line' && NETDATA.chartLibraries.dygraph.isSparkline(state) === false)))
: false;
state.tmp.dygraph_include_zero = NETDATA.dataAttribute(state.element, 'dygraph-includezero', (state.tmp.dygraph_chart_type === 'stacked'));
let drawAxis = NETDATA.dataAttributeBoolean(state.element, 'dygraph-drawaxis', true);
state.tmp.dygraph_options = {
colors: NETDATA.dataAttribute(state.element, 'dygraph-colors', state.chartColors()),
// leave a few pixels empty on the right of the chart
rightGap: NETDATA.dataAttribute(state.element, 'dygraph-rightgap', 5),
showRangeSelector: NETDATA.dataAttributeBoolean(state.element, 'dygraph-showrangeselector', false),
showRoller: NETDATA.dataAttributeBoolean(state.element, 'dygraph-showroller', false),
title: NETDATA.dataAttribute(state.element, 'dygraph-title', state.title),
titleHeight: NETDATA.dataAttribute(state.element, 'dygraph-titleheight', 19),
legend: NETDATA.dataAttribute(state.element, 'dygraph-legend', 'always'), // we need this to get selection events
labels: data.result.labels,
labelsDiv: NETDATA.dataAttribute(state.element, 'dygraph-labelsdiv', state.element_legend_childs.hidden),
//labelsDivStyles: NETDATA.dataAttribute(state.element, 'dygraph-labelsdivstyles', { 'fontSize':'1px' }),
//labelsDivWidth: NETDATA.dataAttribute(state.element, 'dygraph-labelsdivwidth', state.chartWidth() - 70),
labelsSeparateLines: NETDATA.dataAttributeBoolean(state.element, 'dygraph-labelsseparatelines', true),
labelsShowZeroValues: NETDATA.chartLibraries.dygraph.isLogScale(state) ? false : NETDATA.dataAttributeBoolean(state.element, 'dygraph-labelsshowzerovalues', true),
labelsKMB: false,
labelsKMG2: false,
showLabelsOnHighlight: NETDATA.dataAttributeBoolean(state.element, 'dygraph-showlabelsonhighlight', true),
hideOverlayOnMouseOut: NETDATA.dataAttributeBoolean(state.element, 'dygraph-hideoverlayonmouseout', true),
includeZero: state.tmp.dygraph_include_zero,
xRangePad: NETDATA.dataAttribute(state.element, 'dygraph-xrangepad', 0),
yRangePad: NETDATA.dataAttribute(state.element, 'dygraph-yrangepad', 1),
valueRange: NETDATA.dataAttribute(state.element, 'dygraph-valuerange', [null, null]),
ylabel: state.units_current, // (state.units_desired === 'auto')?"":state.units_current,
yLabelWidth: NETDATA.dataAttribute(state.element, 'dygraph-ylabelwidth', 12),
// the function to plot the chart
plotter: null,
// The width of the lines connecting data points.
// This can be used to increase the contrast or some graphs.
strokeWidth: NETDATA.dataAttribute(state.element, 'dygraph-strokewidth', ((state.tmp.dygraph_chart_type === 'stacked') ? 0.1 : ((smooth === true) ? 1.5 : 0.7))),
strokePattern: NETDATA.dataAttribute(state.element, 'dygraph-strokepattern', undefined),
// The size of the dot to draw on each point in pixels (see drawPoints).
// A dot is always drawn when a point is "isolated",
// i.e. there is a missing point on either side of it.
// This also controls the size of those dots.
drawPoints: NETDATA.dataAttributeBoolean(state.element, 'dygraph-drawpoints', false),
// Draw points at the edges of gaps in the data.
// This improves visibility of small data segments or other data irregularities.
drawGapEdgePoints: NETDATA.dataAttributeBoolean(state.element, 'dygraph-drawgapedgepoints', true),
connectSeparatedPoints: NETDATA.chartLibraries.dygraph.isLogScale(state) ? false : NETDATA.dataAttributeBoolean(state.element, 'dygraph-connectseparatedpoints', false),
pointSize: NETDATA.dataAttribute(state.element, 'dygraph-pointsize', 1),
// enabling this makes the chart with little square lines
stepPlot: NETDATA.dataAttributeBoolean(state.element, 'dygraph-stepplot', false),
// Draw a border around graph lines to make crossing lines more easily
// distinguishable. Useful for graphs with many lines.
strokeBorderColor: NETDATA.dataAttribute(state.element, 'dygraph-strokebordercolor', NETDATA.themes.current.background),
strokeBorderWidth: NETDATA.dataAttribute(state.element, 'dygraph-strokeborderwidth', (state.tmp.dygraph_chart_type === 'stacked') ? 0.0 : 0.0),
fillGraph: NETDATA.dataAttribute(state.element, 'dygraph-fillgraph', (state.tmp.dygraph_chart_type === 'area' || state.tmp.dygraph_chart_type === 'stacked')),
fillAlpha: NETDATA.dataAttribute(state.element, 'dygraph-fillalpha',
((state.tmp.dygraph_chart_type === 'stacked')
? NETDATA.options.current.color_fill_opacity_stacked
: NETDATA.options.current.color_fill_opacity_area)
),
stackedGraph: NETDATA.dataAttribute(state.element, 'dygraph-stackedgraph', (state.tmp.dygraph_chart_type === 'stacked')),
stackedGraphNaNFill: NETDATA.dataAttribute(state.element, 'dygraph-stackedgraphnanfill', 'none'),
drawAxis: drawAxis,
axisLabelFontSize: NETDATA.dataAttribute(state.element, 'dygraph-axislabelfontsize', 10),
axisLineColor: NETDATA.dataAttribute(state.element, 'dygraph-axislinecolor', NETDATA.themes.current.axis),
axisLineWidth: NETDATA.dataAttribute(state.element, 'dygraph-axislinewidth', 1.0),
drawGrid: NETDATA.dataAttributeBoolean(state.element, 'dygraph-drawgrid', true),
gridLinePattern: NETDATA.dataAttribute(state.element, 'dygraph-gridlinepattern', null),
gridLineWidth: NETDATA.dataAttribute(state.element, 'dygraph-gridlinewidth', 1.0),
gridLineColor: NETDATA.dataAttribute(state.element, 'dygraph-gridlinecolor', NETDATA.themes.current.grid),
maxNumberWidth: NETDATA.dataAttribute(state.element, 'dygraph-maxnumberwidth', 8),
sigFigs: NETDATA.dataAttribute(state.element, 'dygraph-sigfigs', null),
digitsAfterDecimal: NETDATA.dataAttribute(state.element, 'dygraph-digitsafterdecimal', 2),
valueFormatter: NETDATA.dataAttribute(state.element, 'dygraph-valueformatter', undefined),
highlightCircleSize: NETDATA.dataAttribute(state.element, 'dygraph-highlightcirclesize', highlightCircleSize),
highlightSeriesOpts: NETDATA.dataAttribute(state.element, 'dygraph-highlightseriesopts', null), // TOO SLOW: { strokeWidth: 1.5 },
highlightSeriesBackgroundAlpha: NETDATA.dataAttribute(state.element, 'dygraph-highlightseriesbackgroundalpha', null), // TOO SLOW: (state.tmp.dygraph_chart_type === 'stacked')?0.7:0.5,
pointClickCallback: NETDATA.dataAttribute(state.element, 'dygraph-pointclickcallback', undefined),
visibility: state.dimensions_visibility.selected2BooleanArray(state.data.dimension_names),
logscale: NETDATA.chartLibraries.dygraph.isLogScale(state) ? 'y' : undefined,
// Expects a string in the format "<series name>: <style>" where each series is separated by a |
perSeriesStyle: NETDATA.dataAttribute(state.element, 'dygraph-per-series-style', ''),
axes: {
x: {
pixelsPerLabel: NETDATA.dataAttribute(state.element, 'dygraph-xpixelsperlabel', 50),
ticker: Dygraph.dateTicker,
axisLabelWidth: NETDATA.dataAttribute(state.element, 'dygraph-xaxislabelwidth', 60),
drawAxis: NETDATA.dataAttributeBoolean(state.element, 'dygraph-drawxaxis', drawAxis),
axisLabelFormatter: function (d, gran) {
void(gran);
return NETDATA.dateTime.xAxisTimeString(d);
}
},
y: {
logscale: NETDATA.chartLibraries.dygraph.isLogScale(state) ? true : undefined,
pixelsPerLabel: NETDATA.dataAttribute(state.element, 'dygraph-ypixelsperlabel', 15),
axisLabelWidth: NETDATA.dataAttribute(state.element, 'dygraph-yaxislabelwidth', 50),
drawAxis: NETDATA.dataAttributeBoolean(state.element, 'dygraph-drawyaxis', drawAxis),
axisLabelFormatter: function (y) {
// unfortunately, we have to call this every single time
state.legendFormatValueDecimalsFromMinMax(
this.axes_[0].extremeRange[0],
this.axes_[0].extremeRange[1]
);
let old_units = this.user_attrs_.ylabel;
let v = state.legendFormatValue(y);
let new_units = state.units_current;
if (state.units_desired === 'auto' && typeof old_units !== 'undefined' && new_units !== old_units && !NETDATA.chartLibraries.dygraph.isSparkline(state)) {
// console.log(this);
// state.log('units discrepancy: old = ' + old_units + ', new = ' + new_units);
let len = this.plugins_.length;
while (len--) {
// console.log(this.plugins_[len]);
if (typeof this.plugins_[len].plugin.ylabel_div_ !== 'undefined'
&& this.plugins_[len].plugin.ylabel_div_ !== null
&& typeof this.plugins_[len].plugin.ylabel_div_.children !== 'undefined'
&& this.plugins_[len].plugin.ylabel_div_.children !== null
&& typeof this.plugins_[len].plugin.ylabel_div_.children[0].children !== 'undefined'
&& this.plugins_[len].plugin.ylabel_div_.children[0].children !== null
) {
this.plugins_[len].plugin.ylabel_div_.children[0].children[0].innerHTML = new_units;
this.user_attrs_.ylabel = new_units;
break;
}
}
if (len < 0) {
state.log('units discrepancy, but cannot find dygraphs div to change: old = ' + old_units + ', new = ' + new_units);
}
}
return v;
}
}
},
legendFormatter: function (data) {
if (state.tmp.dygraph_mouse_down) {
return;
}
let elements = state.element_legend_childs;
// if the hidden div is not there
// we are not managing the legend
if (elements.hidden === null) {
return;
}
if (typeof data.x !== 'undefined') {
state.legendSetDate(data.x);
let i = data.series.length;
while (i--) {
let series = data.series[i];
if (series.isVisible) {
state.legendSetLabelValue(series.label, series.y);
} else {
state.legendSetLabelValue(series.label, null);
}
}
}
return '';
},
drawCallback: function (dygraph, is_initial) {
// the user has panned the chart and this is called to re-draw the chart
// 1. refresh this chart by adding data to it
// 2. notify all the other charts about the update they need
// to prevent an infinite loop (feedback), we use
// state.tmp.dygraph_user_action
// - when true, this is initiated by a user
// - when false, this is feedback
if (state.current.name !== 'auto' && state.tmp.dygraph_user_action) {
state.tmp.dygraph_user_action = false;
let x_range = dygraph.xAxisRange();
let after = Math.round(x_range[0]);
let before = Math.round(x_range[1]);
if (NETDATA.options.debug.dygraph) {
state.log('dygraphDrawCallback(dygraph, ' + is_initial + '): mode ' + state.current.name + ' ' + (after / 1000).toString() + ' - ' + (before / 1000).toString());
//console.log(state);
}
if (before <= state.netdata_last && after >= state.netdata_first) {
// update only when we are within the data limits
state.updateChartPanOrZoom(after, before);
}
}
},
zoomCallback: function (minDate, maxDate, yRanges) {
// the user has selected a range on the chart
// 1. refresh this chart by adding data to it
// 2. notify all the other charts about the update they need
void(yRanges);
if (NETDATA.options.debug.dygraph) {
state.log('dygraphZoomCallback(): ' + state.current.name);
}
NETDATA.globalSelectionSync.stop();
NETDATA.globalSelectionSync.delay();
state.setMode('zoom');
// refresh it to the greatest possible zoom level
state.tmp.dygraph_user_action = true;
state.tmp.dygraph_force_zoom = true;
state.updateChartPanOrZoom(minDate, maxDate);
},
highlightCallback: function (event, x, points, row, seriesName) {
void(seriesName);
state.pauseChart();
// there is a bug in dygraph when the chart is zoomed enough
// the time it thinks is selected is wrong
// here we calculate the time t based on the row number selected
// which is ok
// let t = state.data_after + row * state.data_update_every;
// console.log('row = ' + row + ', x = ' + x + ', t = ' + t + ' ' + ((t === x)?'SAME':(Math.abs(x-t)<=state.data_update_every)?'SIMILAR':'DIFFERENT') + ', rows in db: ' + state.data_points + ' visible(x) = ' + state.timeIsVisible(x) + ' visible(t) = ' + state.timeIsVisible(t) + ' r(x) = ' + state.calculateRowForTime(x) + ' r(t) = ' + state.calculateRowForTime(t) + ' range: ' + state.data_after + ' - ' + state.data_before + ' real: ' + state.data.after + ' - ' + state.data.before + ' every: ' + state.data_update_every);
if (state.tmp.dygraph_mouse_down !== true) {
NETDATA.globalSelectionSync.sync(state, x);
}
// fix legend zIndex using the internal structures of dygraph legend module
// this works, but it is a hack!
// state.tmp.dygraph_instance.plugins_[0].plugin.legend_div_.style.zIndex = 10000;
},
unhighlightCallback: function (event) {
void(event);
if (state.tmp.dygraph_mouse_down) {
return;
}
if (NETDATA.options.debug.dygraph || state.debug) {
state.log('dygraphUnhighlightCallback()');
}
state.unpauseChart();
NETDATA.globalSelectionSync.stop();
},
underlayCallback: function (canvas, area, g) {
// the chart is about to be drawn
// update history_tip_element
if (state.tmp.dygraph_history_tip_element) {
const xHookRightSide = g.toDomXCoord(state.netdata_first);
if (xHookRightSide > area.x) {
state.tmp.dygraph_history_tip_element_displayed = true;
// group the styles for possible better performance
state.tmp.dygraph_history_tip_element.setAttribute(
'style',
`display: block; left: ${area.x}px; right: calc(100% - ${xHookRightSide}px);`
)
} else {
if (state.tmp.dygraph_history_tip_element_displayed) {
// additional check just for performance
// don't update the DOM when it's not needed
state.tmp.dygraph_history_tip_element.style.display = 'none';
state.tmp.dygraph_history_tip_element_displayed = false;
}
}
}
// this function renders global highlighted time-frame
if (NETDATA.globalChartUnderlay.isActive()) {
let after = NETDATA.globalChartUnderlay.after;
let before = NETDATA.globalChartUnderlay.before;
if (after < state.view_after) {
after = state.view_after;
}
if (before > state.view_before) {
before = state.view_before;
}
if (after < before) {
let bottom_left = g.toDomCoords(after, -20);
let top_right = g.toDomCoords(before, +20);
let left = bottom_left[0];
let right = top_right[0];
canvas.fillStyle = NETDATA.themes.current.highlight;
canvas.fillRect(left, area.y, right - left, area.h);
}
}
},
interactionModel: {
mousedown: function (event, dygraph, context) {
if (NETDATA.options.debug.dygraph || state.debug) {
state.log('interactionModel.mousedown()');
}
state.tmp.dygraph_user_action = true;
if (NETDATA.options.debug.dygraph) {
state.log('dygraphMouseDown()');
}
// Right-click should not initiate anything.
if (event.button && event.button === 2) {
return;
}
NETDATA.globalSelectionSync.stop();
NETDATA.globalSelectionSync.delay();
state.tmp.dygraph_mouse_down = true;
context.initializeMouseDown(event, dygraph, context);
//console.log(event);
if (event.button && event.button === 1) {
if (event.shiftKey) {
//console.log('middle mouse button dragging (PAN)');
state.setMode('pan');
// NETDATA.globalSelectionSync.delay();
state.tmp.dygraph_highlight_after = null;
Dygraph.startPan(event, dygraph, context);
} else if (event.altKey || event.ctrlKey || event.metaKey) {
//console.log('middle mouse button highlight');
if (!(event.offsetX && event.offsetY)) {
event.offsetX = event.layerX - event.target.offsetLeft;
event.offsetY = event.layerY - event.target.offsetTop;
}
state.tmp.dygraph_highlight_after = dygraph.toDataXCoord(event.offsetX);
Dygraph.startZoom(event, dygraph, context);
} else {
//console.log('middle mouse button selection for zoom (ZOOM)');
state.setMode('zoom');
// NETDATA.globalSelectionSync.delay();
state.tmp.dygraph_highlight_after = null;
Dygraph.startZoom(event, dygraph, context);
}
} else {
if (event.shiftKey) {
//console.log('left mouse button selection for zoom (ZOOM)');
state.setMode('zoom');
// NETDATA.globalSelectionSync.delay();
state.tmp.dygraph_highlight_after = null;
Dygraph.startZoom(event, dygraph, context);
} else if (event.altKey || event.ctrlKey || event.metaKey) {
//console.log('left mouse button highlight');
if (!(event.offsetX && event.offsetY)) {
event.offsetX = event.layerX - event.target.offsetLeft;
event.offsetY = event.layerY - event.target.offsetTop;
}
state.tmp.dygraph_highlight_after = dygraph.toDataXCoord(event.offsetX);
Dygraph.startZoom(event, dygraph, context);
} else {
//console.log('left mouse button dragging (PAN)');
state.setMode('pan');
// NETDATA.globalSelectionSync.delay();
state.tmp.dygraph_highlight_after = null;
Dygraph.startPan(event, dygraph, context);
}
}
},
mousemove: function (event, dygraph, context) {
if (NETDATA.options.debug.dygraph || state.debug) {
state.log('interactionModel.mousemove()');
}
if (state.tmp.dygraph_highlight_after !== null) {
//console.log('highlight selection...');
NETDATA.globalSelectionSync.stop();
NETDATA.globalSelectionSync.delay();
state.tmp.dygraph_user_action = true;
Dygraph.moveZoom(event, dygraph, context);
event.preventDefault();
} else if (context.isPanning) {
//console.log('panning...');
NETDATA.globalSelectionSync.stop();
NETDATA.globalSelectionSync.delay();
state.tmp.dygraph_user_action = true;
//NETDATA.globalSelectionSync.stop();
//NETDATA.globalSelectionSync.delay();
state.setMode('pan');
context.is2DPan = false;
Dygraph.movePan(event, dygraph, context);
} else if (context.isZooming) {
//console.log('zooming...');
NETDATA.globalSelectionSync.stop();
NETDATA.globalSelectionSync.delay();
state.tmp.dygraph_user_action = true;
//NETDATA.globalSelectionSync.stop();
//NETDATA.globalSelectionSync.delay();
state.setMode('zoom');
Dygraph.moveZoom(event, dygraph, context);
}
},
mouseup: function (event, dygraph, context) {
state.tmp.dygraph_mouse_down = false;
if (NETDATA.options.debug.dygraph || state.debug) {
state.log('interactionModel.mouseup()');
}
if (state.tmp.dygraph_highlight_after !== null) {
//console.log('done highlight selection');
NETDATA.globalSelectionSync.stop();
NETDATA.globalSelectionSync.delay();
if (!(event.offsetX && event.offsetY)) {
event.offsetX = event.layerX - event.target.offsetLeft;
event.offsetY = event.layerY - event.target.offsetTop;
}
NETDATA.globalChartUnderlay.set(state
, state.tmp.dygraph_highlight_after
, dygraph.toDataXCoord(event.offsetX)
, state.view_after
, state.view_before
);
state.tmp.dygraph_highlight_after = null;
context.isZooming = false;
dygraph.clearZoomRect_();
dygraph.drawGraph_(false);
// refresh all the charts immediately
NETDATA.options.auto_refresher_stop_until = 0;
} else if (context.isPanning) {
//console.log('done panning');
NETDATA.globalSelectionSync.stop();
NETDATA.globalSelectionSync.delay();
state.tmp.dygraph_user_action = true;
Dygraph.endPan(event, dygraph, context);
// refresh all the charts immediately
NETDATA.options.auto_refresher_stop_until = 0;
} else if (context.isZooming) {
//console.log('done zomming');
NETDATA.globalSelectionSync.stop();
NETDATA.globalSelectionSync.delay();
state.tmp.dygraph_user_action = true;
Dygraph.endZoom(event, dygraph, context);
// refresh all the charts immediately
NETDATA.options.auto_refresher_stop_until = 0;
}
},
click: function (event, dygraph, context) {
void(dygraph);
void(context);
if (NETDATA.options.debug.dygraph || state.debug) {
state.log('interactionModel.click()');
}
event.preventDefault();
},
dblclick: function (event, dygraph, context) {
void(event);
void(dygraph);
void(context);
if (NETDATA.options.debug.dygraph || state.debug) {
state.log('interactionModel.dblclick()');
}
NETDATA.resetAllCharts(state);
},
wheel: function (event, dygraph, context) {
void(context);
if (NETDATA.options.debug.dygraph || state.debug) {
state.log('interactionModel.wheel()');
}
// Take the offset of a mouse event on the dygraph canvas and
// convert it to a pair of percentages from the bottom left.
// (Not top left, bottom is where the lower value is.)
function offsetToPercentage(g, offsetX, offsetY) {
// This is calculating the pixel offset of the leftmost date.
let xOffset = g.toDomCoords(g.xAxisRange()[0], null)[0];
let yar0 = g.yAxisRange(0);
// This is calculating the pixel of the highest value. (Top pixel)
let yOffset = g.toDomCoords(null, yar0[1])[1];
// x y w and h are relative to the corner of the drawing area,
// so that the upper corner of the drawing area is (0, 0).
let x = offsetX - xOffset;
let y = offsetY - yOffset;
// This is computing the rightmost pixel, effectively defining the
// width.
let w = g.toDomCoords(g.xAxisRange()[1], null)[0] - xOffset;
// This is computing the lowest pixel, effectively defining the height.
let h = g.toDomCoords(null, yar0[0])[1] - yOffset;
// Percentage from the left.
let xPct = w === 0 ? 0 : (x / w);
// Percentage from the top.
let yPct = h === 0 ? 0 : (y / h);
// The (1-) part below changes it from "% distance down from the top"
// to "% distance up from the bottom".
return [xPct, (1 - yPct)];
}
// Adjusts [x, y] toward each other by zoomInPercentage%
// Split it so the left/bottom axis gets xBias/yBias of that change and
// tight/top gets (1-xBias)/(1-yBias) of that change.
//
// If a bias is missing it splits it down the middle.
function zoomRange(g, zoomInPercentage, xBias, yBias) {
xBias = xBias || 0.5;
yBias = yBias || 0.5;
function adjustAxis(axis, zoomInPercentage, bias) {
let delta = axis[1] - axis[0];
let increment = delta * zoomInPercentage;
let foo = [increment * bias, increment * (1 - bias)];
return [axis[0] + foo[0], axis[1] - foo[1]];
}
let yAxes = g.yAxisRanges();
let newYAxes = [];
for (let i = 0; i < yAxes.length; i++) {
newYAxes[i] = adjustAxis(yAxes[i], zoomInPercentage, yBias);
}
return adjustAxis(g.xAxisRange(), zoomInPercentage, xBias);
}
if (event.altKey || event.shiftKey) {
state.tmp.dygraph_user_action = true;
NETDATA.globalSelectionSync.stop();
NETDATA.globalSelectionSync.delay();
// http://dygraphs.com/gallery/interaction-api.js
let normal_def;
if (typeof event.wheelDelta === 'number' && !isNaN(event.wheelDelta))
// chrome
{
normal_def = event.wheelDelta / 40;
} else
// firefox
{
normal_def = event.deltaY * -1.2;
}
let normal = (event.detail) ? event.detail * -1 : normal_def;
let percentage = normal / 50;
if (!(event.offsetX && event.offsetY)) {
event.offsetX = event.layerX - event.target.offsetLeft;
event.offsetY = event.layerY - event.target.offsetTop;
}
let percentages = offsetToPercentage(dygraph, event.offsetX, event.offsetY);
let xPct = percentages[0];
let yPct = percentages[1];
let new_x_range = zoomRange(dygraph, percentage, xPct, yPct);
let after = new_x_range[0];
let before = new_x_range[1];
let first = state.netdata_first + state.data_update_every;
let last = state.netdata_last + state.data_update_every;
if (before > last) {
after -= (before - last);
before = last;
}
if (after < first) {
after = first;
}
state.setMode('zoom');
state.updateChartPanOrZoom(after, before, function () {
dygraph.updateOptions({dateWindow: [after, before]});
});
event.preventDefault();
}
},
touchstart: function (event, dygraph, context) {
state.tmp.dygraph_mouse_down = true;
if (NETDATA.options.debug.dygraph || state.debug) {
state.log('interactionModel.touchstart()');
}
state.tmp.dygraph_user_action = true;
state.setMode('zoom');
state.pauseChart();
NETDATA.globalSelectionSync.stop();
NETDATA.globalSelectionSync.delay();
Dygraph.defaultInteractionModel.touchstart(event, dygraph, context);
// we overwrite the touch directions at the end, to overwrite
// the internal default of dygraph
context.touchDirections = {x: true, y: false};
state.dygraph_last_touch_start = Date.now();
state.dygraph_last_touch_move = 0;
if (typeof event.touches[0].pageX === 'number') {
state.dygraph_last_touch_page_x = event.touches[0].pageX;
} else {
state.dygraph_last_touch_page_x = 0;
}
},
touchmove: function (event, dygraph, context) {
if (NETDATA.options.debug.dygraph || state.debug) {
state.log('interactionModel.touchmove()');
}
NETDATA.globalSelectionSync.stop();
NETDATA.globalSelectionSync.delay();
state.tmp.dygraph_user_action = true;
Dygraph.defaultInteractionModel.touchmove(event, dygraph, context);
state.dygraph_last_touch_move = Date.now();
},
touchend: function (event, dygraph, context) {
state.tmp.dygraph_mouse_down = false;
if (NETDATA.options.debug.dygraph || state.debug) {
state.log('interactionModel.touchend()');
}
NETDATA.globalSelectionSync.stop();
NETDATA.globalSelectionSync.delay();
state.tmp.dygraph_user_action = true;
Dygraph.defaultInteractionModel.touchend(event, dygraph, context);
// if it didn't move, it is a selection
if (state.dygraph_last_touch_move === 0 && state.dygraph_last_touch_page_x !== 0) {
NETDATA.globalSelectionSync.dontSyncBefore = 0;
NETDATA.globalSelectionSync.setMaster(state);
// internal api of dygraph
let pct = (state.dygraph_last_touch_page_x - (dygraph.plotter_.area.x + state.element.getBoundingClientRect().left)) / dygraph.plotter_.area.w;
console.log('pct: ' + pct.toString());
let t = Math.round(state.view_after + (state.view_before - state.view_after) * pct);
if (NETDATA.dygraphSetSelection(state, t)) {
NETDATA.globalSelectionSync.sync(state, t);
}
}
// if it was double tap within double click time, reset the charts
let now = Date.now();
if (typeof state.dygraph_last_touch_end !== 'undefined') {
if (state.dygraph_last_touch_move === 0) {
let dt = now - state.dygraph_last_touch_end;
if (dt <= NETDATA.options.current.double_click_speed) {
NETDATA.resetAllCharts(state);
}
}
}
// remember the timestamp of the last touch end
state.dygraph_last_touch_end = now;
// refresh all the charts immediately
NETDATA.options.auto_refresher_stop_until = 0;
}
}
};
if (NETDATA.chartLibraries.dygraph.isLogScale(state)) {
if (Array.isArray(state.tmp.dygraph_options.valueRange) && state.tmp.dygraph_options.valueRange[0] <= 0) {
state.tmp.dygraph_options.valueRange[0] = null;
}
}
if (NETDATA.chartLibraries.dygraph.isSparkline(state)) {
state.tmp.dygraph_options.drawGrid = false;
state.tmp.dygraph_options.drawAxis = false;
state.tmp.dygraph_options.title = undefined;
state.tmp.dygraph_options.ylabel = undefined;
state.tmp.dygraph_options.yLabelWidth = 0;
//state.tmp.dygraph_options.labelsDivWidth = 120;
//state.tmp.dygraph_options.labelsDivStyles.width = '120px';
state.tmp.dygraph_options.labelsSeparateLines = true;
state.tmp.dygraph_options.rightGap = 0;
state.tmp.dygraph_options.yRangePad = 1;
state.tmp.dygraph_options.axes.x.drawAxis = false;
state.tmp.dygraph_options.axes.y.drawAxis = false;
}
if (smooth) {
state.tmp.dygraph_smooth_eligible = true;
if (NETDATA.options.current.smooth_plot) {
state.tmp.dygraph_options.plotter = smoothPlotter;
}
}
else {
state.tmp.dygraph_smooth_eligible = false;
}
if (netdataSnapshotData !== null && NETDATA.globalPanAndZoom.isActive() && NETDATA.globalPanAndZoom.isMaster(state) === false) {
// pan and zoom on snapshots
state.tmp.dygraph_options.dateWindow = [NETDATA.globalPanAndZoom.force_after_ms, NETDATA.globalPanAndZoom.force_before_ms];
//state.tmp.dygraph_options.isZoomedIgnoreProgrammaticZoom = true;
}
let seriesStyles = NETDATA.dygraphGetSeriesStyle(state.tmp.dygraph_options);
state.tmp.dygraph_options.series = seriesStyles;
state.tmp.dygraph_instance = new Dygraph(
state.element_chart,
data.result.data,
state.tmp.dygraph_options
);
state.tmp.dygraph_history_tip_element = document.createElement('div');
state.tmp.dygraph_history_tip_element.innerHTML = `
<span class="dygraph__history-tip-content">
Want to extend your history of real-time metrics?
<br />
<a href="https://docs.netdata.cloud/docs/configuration-guide/#increase-the-metrics-retention-period" target=_blank>
Configure Netdata's <b>history</b></a>
or use the <a href="https://docs.netdata.cloud/database/engine/" target=_blank>DB engine</a>.
</span>
`;
state.tmp.dygraph_history_tip_element.className = 'dygraph__history-tip';
state.element_chart.appendChild(state.tmp.dygraph_history_tip_element);
state.tmp.dygraph_force_zoom = false;
state.tmp.dygraph_user_action = false;
state.tmp.dygraph_last_rendered = Date.now();
state.tmp.dygraph_highlight_after = null;
if (state.tmp.dygraph_options.valueRange[0] === null && state.tmp.dygraph_options.valueRange[1] === null) {
if (typeof state.tmp.dygraph_instance.axes_[0].extremeRange !== 'undefined') {
state.tmp.__commonMin = NETDATA.dataAttribute(state.element, 'common-min', null);
state.tmp.__commonMax = NETDATA.dataAttribute(state.element, 'common-max', null);
} else {
state.log('incompatible version of Dygraph detected');
state.tmp.__commonMin = null;
state.tmp.__commonMax = null;
}
} else {
// if the user gave a valueRange, respect it
state.tmp.__commonMin = null;
state.tmp.__commonMax = null;
}
return true;
};
NETDATA.dygraphGetSeriesStyle = function(dygraphOptions) {
const seriesStyleStr = dygraphOptions.perSeriesStyle;
let formattedStyles = {};
if (seriesStyleStr === '') {
return formattedStyles;
}
// Parse the config string into a JSON object
let styles = seriesStyleStr.replace(' ', '').split('|');
styles.forEach(style => {
const keys = style.split(':');
formattedStyles[keys[0]] = keys[1];
});
for (let key in formattedStyles) {
if (formattedStyles.hasOwnProperty(key)) {
let settings;
switch (formattedStyles[key]) {
case 'line':
settings = { fillGraph: false };
break;
case 'area':
settings = { fillGraph: true };
break;
case 'dot':
settings = {
fillGraph: false,
drawPoints: true,
pointSize: dygraphOptions.pointSize
};
break;
default:
settings = undefined;
}
formattedStyles[key] = settings;
}
}
return formattedStyles;
};
// ----------------------------------------------------------------------------------------------------------------
// sparkline
NETDATA.sparklineInitialize = function (callback) {
if (typeof netdataNoSparklines === 'undefined' || !netdataNoSparklines) {
$.ajax({
url: NETDATA.sparkline_js,
cache: true,
dataType: "script",
xhrFields: {withCredentials: true} // required for the cookie
})
.done(function () {
NETDATA.registerChartLibrary('sparkline', NETDATA.sparkline_js);
})
.fail(function () {
NETDATA.chartLibraries.sparkline.enabled = false;
NETDATA.error(100, NETDATA.sparkline_js);
})
.always(function () {
if (typeof callback === "function") {
return callback();
}
});
} else {
NETDATA.chartLibraries.sparkline.enabled = false;
if (typeof callback === "function") {
return callback();
}
}
};
NETDATA.sparklineChartUpdate = function (state, data) {
state.sparkline_options.width = state.chartWidth();
state.sparkline_options.height = state.chartHeight();
$(state.element_chart).sparkline(data.result, state.sparkline_options);
return true;
};
NETDATA.sparklineChartCreate = function (state, data) {
let type = NETDATA.dataAttribute(state.element, 'sparkline-type', 'line');
let lineColor = NETDATA.dataAttribute(state.element, 'sparkline-linecolor', state.chartCustomColors()[0]);
let fillColor = NETDATA.dataAttribute(state.element, 'sparkline-fillcolor', ((state.chart.chart_type === 'line') ? NETDATA.themes.current.background : NETDATA.colorLuminance(lineColor, NETDATA.chartDefaults.fill_luminance)));
let chartRangeMin = NETDATA.dataAttribute(state.element, 'sparkline-chartrangemin', undefined);
let chartRangeMax = NETDATA.dataAttribute(state.element, 'sparkline-chartrangemax', undefined);
let composite = NETDATA.dataAttribute(state.element, 'sparkline-composite', undefined);
let enableTagOptions = NETDATA.dataAttribute(state.element, 'sparkline-enabletagoptions', undefined);
let tagOptionPrefix = NETDATA.dataAttribute(state.element, 'sparkline-tagoptionprefix', undefined);
let tagValuesAttribute = NETDATA.dataAttribute(state.element, 'sparkline-tagvaluesattribute', undefined);
let disableHiddenCheck = NETDATA.dataAttribute(state.element, 'sparkline-disablehiddencheck', undefined);
let defaultPixelsPerValue = NETDATA.dataAttribute(state.element, 'sparkline-defaultpixelspervalue', undefined);
let spotColor = NETDATA.dataAttribute(state.element, 'sparkline-spotcolor', undefined);
let minSpotColor = NETDATA.dataAttribute(state.element, 'sparkline-minspotcolor', undefined);
let maxSpotColor = NETDATA.dataAttribute(state.element, 'sparkline-maxspotcolor', undefined);
let spotRadius = NETDATA.dataAttribute(state.element, 'sparkline-spotradius', undefined);
let valueSpots = NETDATA.dataAttribute(state.element, 'sparkline-valuespots', undefined);
let highlightSpotColor = NETDATA.dataAttribute(state.element, 'sparkline-highlightspotcolor', undefined);
let highlightLineColor = NETDATA.dataAttribute(state.element, 'sparkline-highlightlinecolor', undefined);
let lineWidth = NETDATA.dataAttribute(state.element, 'sparkline-linewidth', undefined);
let normalRangeMin = NETDATA.dataAttribute(state.element, 'sparkline-normalrangemin', undefined);
let normalRangeMax = NETDATA.dataAttribute(state.element, 'sparkline-normalrangemax', undefined);
let drawNormalOnTop = NETDATA.dataAttribute(state.element, 'sparkline-drawnormalontop', undefined);
let xvalues = NETDATA.dataAttribute(state.element, 'sparkline-xvalues', undefined);
let chartRangeClip = NETDATA.dataAttribute(state.element, 'sparkline-chartrangeclip', undefined);
let chartRangeMinX = NETDATA.dataAttribute(state.element, 'sparkline-chartrangeminx', undefined);
let chartRangeMaxX = NETDATA.dataAttribute(state.element, 'sparkline-chartrangemaxx', undefined);
let disableInteraction = NETDATA.dataAttributeBoolean(state.element, 'sparkline-disableinteraction', false);
let disableTooltips = NETDATA.dataAttributeBoolean(state.element, 'sparkline-disabletooltips', false);
let disableHighlight = NETDATA.dataAttributeBoolean(state.element, 'sparkline-disablehighlight', false);
let highlightLighten = NETDATA.dataAttribute(state.element, 'sparkline-highlightlighten', 1.4);
let highlightColor = NETDATA.dataAttribute(state.element, 'sparkline-highlightcolor', undefined);
let tooltipContainer = NETDATA.dataAttribute(state.element, 'sparkline-tooltipcontainer', undefined);
let tooltipClassname = NETDATA.dataAttribute(state.element, 'sparkline-tooltipclassname', undefined);
let tooltipFormat = NETDATA.dataAttribute(state.element, 'sparkline-tooltipformat', undefined);
let tooltipPrefix = NETDATA.dataAttribute(state.element, 'sparkline-tooltipprefix', undefined);
let tooltipSuffix = NETDATA.dataAttribute(state.element, 'sparkline-tooltipsuffix', ' ' + state.units_current);
let tooltipSkipNull = NETDATA.dataAttributeBoolean(state.element, 'sparkline-tooltipskipnull', true);
let tooltipValueLookups = NETDATA.dataAttribute(state.element, 'sparkline-tooltipvaluelookups', undefined);
let tooltipFormatFieldlist = NETDATA.dataAttribute(state.element, 'sparkline-tooltipformatfieldlist', undefined);
let tooltipFormatFieldlistKey = NETDATA.dataAttribute(state.element, 'sparkline-tooltipformatfieldlistkey', undefined);
let numberFormatter = NETDATA.dataAttribute(state.element, 'sparkline-numberformatter', function (n) {
return n.toFixed(2);
});
let numberDigitGroupSep = NETDATA.dataAttribute(state.element, 'sparkline-numberdigitgroupsep', undefined);
let numberDecimalMark = NETDATA.dataAttribute(state.element, 'sparkline-numberdecimalmark', undefined);
let numberDigitGroupCount = NETDATA.dataAttribute(state.element, 'sparkline-numberdigitgroupcount', undefined);
let animatedZooms = NETDATA.dataAttributeBoolean(state.element, 'sparkline-animatedzooms', false);
if (spotColor === 'disable') {
spotColor = '';
}
if (minSpotColor === 'disable') {
minSpotColor = '';
}
if (maxSpotColor === 'disable') {
maxSpotColor = '';
}
// state.log('sparkline type ' + type + ', lineColor: ' + lineColor + ', fillColor: ' + fillColor);
state.sparkline_options = {
type: type,
lineColor: lineColor,
fillColor: fillColor,
chartRangeMin: chartRangeMin,
chartRangeMax: chartRangeMax,
composite: composite,
enableTagOptions: enableTagOptions,
tagOptionPrefix: tagOptionPrefix,
tagValuesAttribute: tagValuesAttribute,
disableHiddenCheck: disableHiddenCheck,
defaultPixelsPerValue: defaultPixelsPerValue,
spotColor: spotColor,
minSpotColor: minSpotColor,
maxSpotColor: maxSpotColor,
spotRadius: spotRadius,
valueSpots: valueSpots,
highlightSpotColor: highlightSpotColor,
highlightLineColor: highlightLineColor,
lineWidth: lineWidth,
normalRangeMin: normalRangeMin,
normalRangeMax: normalRangeMax,
drawNormalOnTop: drawNormalOnTop,
xvalues: xvalues,
chartRangeClip: chartRangeClip,
chartRangeMinX: chartRangeMinX,
chartRangeMaxX: chartRangeMaxX,
disableInteraction: disableInteraction,
disableTooltips: disableTooltips,
disableHighlight: disableHighlight,
highlightLighten: highlightLighten,
highlightColor: highlightColor,
tooltipContainer: tooltipContainer,
tooltipClassname: tooltipClassname,
tooltipChartTitle: state.title,
tooltipFormat: tooltipFormat,
tooltipPrefix: tooltipPrefix,
tooltipSuffix: tooltipSuffix,
tooltipSkipNull: tooltipSkipNull,
tooltipValueLookups: tooltipValueLookups,
tooltipFormatFieldlist: tooltipFormatFieldlist,
tooltipFormatFieldlistKey: tooltipFormatFieldlistKey,
numberFormatter: numberFormatter,
numberDigitGroupSep: numberDigitGroupSep,
numberDecimalMark: numberDecimalMark,
numberDigitGroupCount: numberDigitGroupCount,
animatedZooms: animatedZooms,
width: state.chartWidth(),
height: state.chartHeight()
};
$(state.element_chart).sparkline(data.result, state.sparkline_options);
return true;
};
// google charts
// Codacy declarations
/* global google */
NETDATA.googleInitialize = function (callback) {
if (typeof netdataNoGoogleCharts === 'undefined' || !netdataNoGoogleCharts) {
$.ajax({
url: NETDATA.google_js,
cache: true,
dataType: "script",
xhrFields: {withCredentials: true} // required for the cookie
})
.done(function () {
NETDATA.registerChartLibrary('google', NETDATA.google_js);
google.load('visualization', '1.1', {
'packages': ['corechart', 'controls'],
'callback': callback
});
})
.fail(function () {
NETDATA.chartLibraries.google.enabled = false;
NETDATA.error(100, NETDATA.google_js);
if (typeof callback === "function") {
return callback();
}
});
} else {
NETDATA.chartLibraries.google.enabled = false;
if (typeof callback === "function") {
return callback();
}
}
};
NETDATA.googleChartUpdate = function (state, data) {
let datatable = new google.visualization.DataTable(data.result);
state.google_instance.draw(datatable, state.google_options);
return true;
};
NETDATA.googleChartCreate = function (state, data) {
let datatable = new google.visualization.DataTable(data.result);
state.google_options = {
colors: state.chartColors(),
// do not set width, height - the chart resizes itself
//width: state.chartWidth(),
//height: state.chartHeight(),
lineWidth: 1,
title: state.title,
fontSize: 11,
hAxis: {
// title: "Time of Day",
// format:'HH:mm:ss',
viewWindowMode: 'maximized',
slantedText: false,
format: 'HH:mm:ss',
textStyle: {
fontSize: 9
},
gridlines: {
color: '#EEE'
}
},
vAxis: {
title: state.units_current,
viewWindowMode: 'pretty',
minValue: -0.1,
maxValue: 0.1,
direction: 1,
textStyle: {
fontSize: 9
},
gridlines: {
color: '#EEE'
}
},
chartArea: {
width: '65%',
height: '80%'
},
focusTarget: 'category',
annotation: {
'1': {
style: 'line'
}
},
pointsVisible: 0,
titlePosition: 'out',
titleTextStyle: {
fontSize: 11
},
tooltip: {
isHtml: false,
ignoreBounds: true,
textStyle: {
fontSize: 9
}
},
curveType: 'function',
areaOpacity: 0.3,
isStacked: false
};
switch (state.chart.chart_type) {
case "area":
state.google_options.vAxis.viewWindowMode = 'maximized';
state.google_options.areaOpacity = NETDATA.options.current.color_fill_opacity_area;
state.google_instance = new google.visualization.AreaChart(state.element_chart);
break;
case "stacked":
state.google_options.isStacked = true;
state.google_options.areaOpacity = NETDATA.options.current.color_fill_opacity_stacked;
state.google_options.vAxis.viewWindowMode = 'maximized';
state.google_options.vAxis.minValue = null;
state.google_options.vAxis.maxValue = null;
state.google_instance = new google.visualization.AreaChart(state.element_chart);
break;
default:
case "line":
state.google_options.lineWidth = 2;
state.google_instance = new google.visualization.LineChart(state.element_chart);
break;
}
state.google_instance.draw(datatable, state.google_options);
return true;
};
// gauge.js
NETDATA.gaugeInitialize = function (callback) {
if (typeof netdataNoGauge === 'undefined' || !netdataNoGauge) {
$.ajax({
url: NETDATA.gauge_js,
cache: true,
dataType: "script",
xhrFields: {withCredentials: true} // required for the cookie
})
.done(function () {
NETDATA.registerChartLibrary('gauge', NETDATA.gauge_js);
})
.fail(function () {
NETDATA.chartLibraries.gauge.enabled = false;
NETDATA.error(100, NETDATA.gauge_js);
})
.always(function () {
if (typeof callback === "function") {
return callback();
}
})
}
else {
NETDATA.chartLibraries.gauge.enabled = false;
if (typeof callback === "function") {
return callback();
}
}
};
NETDATA.gaugeAnimation = function (state, status) {
let speed = 32;
if (typeof status === 'boolean' && status === false) {
speed = 1000000000;
} else if (typeof status === 'number') {
speed = status;
}
// console.log('gauge speed ' + speed);
state.tmp.gauge_instance.animationSpeed = speed;
state.tmp.___gaugeOld__.speed = speed;
};
NETDATA.gaugeSet = function (state, value, min, max) {
if (typeof value !== 'number') {
value = 0;
}
if (typeof min !== 'number') {
min = 0;
}
if (typeof max !== 'number') {
max = 0;
}
if (value > max) {
max = value;
}
if (value < min) {
min = value;
}
if (min > max) {
let t = min;
min = max;
max = t;
}
else if (min === max) {
max = min + 1;
}
state.legendFormatValueDecimalsFromMinMax(min, max);
// gauge.js has an issue if the needle
// is smaller than min or larger than max
// when we set the new values
// the needle will go crazy
// to prevent it, we always feed it
// with a percentage, so that the needle
// is always between min and max
let pcent = (value - min) * 100 / (max - min);
// bug fix for gauge.js 1.3.1
// if the value is the absolute min or max, the chart is broken
if (pcent < 0.001) {
pcent = 0.001;
}
if (pcent > 99.999) {
pcent = 99.999;
}
state.tmp.gauge_instance.set(pcent);
// console.log('gauge set ' + pcent + ', value ' + value + ', min ' + min + ', max ' + max);
state.tmp.___gaugeOld__.value = value;
state.tmp.___gaugeOld__.min = min;
state.tmp.___gaugeOld__.max = max;
};
NETDATA.gaugeSetLabels = function (state, value, min, max) {
if (state.tmp.___gaugeOld__.valueLabel !== value) {
state.tmp.___gaugeOld__.valueLabel = value;
state.tmp.gaugeChartLabel.innerText = state.legendFormatValue(value);
}
if (state.tmp.___gaugeOld__.minLabel !== min) {
state.tmp.___gaugeOld__.minLabel = min;
state.tmp.gaugeChartMin.innerText = state.legendFormatValue(min);
}
if (state.tmp.___gaugeOld__.maxLabel !== max) {
state.tmp.___gaugeOld__.maxLabel = max;
state.tmp.gaugeChartMax.innerText = state.legendFormatValue(max);
}
};
NETDATA.gaugeClearSelection = function (state, force) {
if (typeof state.tmp.gaugeEvent !== 'undefined' && typeof state.tmp.gaugeEvent.timer !== 'undefined') {
NETDATA.timeout.clear(state.tmp.gaugeEvent.timer);
state.tmp.gaugeEvent.timer = undefined;
}
if (state.isAutoRefreshable() && state.data !== null && force !== true) {
NETDATA.gaugeChartUpdate(state, state.data);
} else {
NETDATA.gaugeAnimation(state, false);
NETDATA.gaugeSetLabels(state, null, null, null);
NETDATA.gaugeSet(state, null, null, null);
}
NETDATA.gaugeAnimation(state, true);
return true;
};
NETDATA.gaugeSetSelection = function (state, t) {
if (state.timeIsVisible(t) !== true) {
return NETDATA.gaugeClearSelection(state, true);
}
let slot = state.calculateRowForTime(t);
if (slot < 0 || slot >= state.data.result.length) {
return NETDATA.gaugeClearSelection(state, true);
}
if (typeof state.tmp.gaugeEvent === 'undefined') {
state.tmp.gaugeEvent = {
timer: undefined,
value: 0,
min: 0,
max: 0
};
}
let value = state.data.result[state.data.result.length - 1 - slot];
let min = (state.tmp.gaugeMin === null) ? NETDATA.commonMin.get(state) : state.tmp.gaugeMin;
let max = (state.tmp.gaugeMax === null) ? NETDATA.commonMax.get(state) : state.tmp.gaugeMax;
// make sure it is zero based
// but only if it has not been set by the user
if (state.tmp.gaugeMin === null && min > 0) {
min = 0;
}
if (state.tmp.gaugeMax === null && max < 0) {
max = 0;
}
state.tmp.gaugeEvent.value = value;
state.tmp.gaugeEvent.min = min;
state.tmp.gaugeEvent.max = max;
NETDATA.gaugeSetLabels(state, value, min, max);
if (state.tmp.gaugeEvent.timer === undefined) {
NETDATA.gaugeAnimation(state, false);
state.tmp.gaugeEvent.timer = NETDATA.timeout.set(function () {
state.tmp.gaugeEvent.timer = undefined;
NETDATA.gaugeSet(state, state.tmp.gaugeEvent.value, state.tmp.gaugeEvent.min, state.tmp.gaugeEvent.max);
}, 0);
}
return true;
};
NETDATA.gaugeChartUpdate = function (state, data) {
let value, min, max;
if (NETDATA.globalPanAndZoom.isActive() || state.isAutoRefreshable() === false) {
NETDATA.gaugeSetLabels(state, null, null, null);
state.tmp.gauge_instance.set(0);
} else {
value = data.result[0];
min = (state.tmp.gaugeMin === null) ? NETDATA.commonMin.get(state) : state.tmp.gaugeMin;
max = (state.tmp.gaugeMax === null) ? NETDATA.commonMax.get(state) : state.tmp.gaugeMax;
if (value < min) {
min = value;
}
if (value > max) {
max = value;
}
// make sure it is zero based
// but only if it has not been set by the user
if (state.tmp.gaugeMin === null && min > 0) {
min = 0;
}
if (state.tmp.gaugeMax === null && max < 0) {
max = 0;
}
NETDATA.gaugeSet(state, value, min, max);
NETDATA.gaugeSetLabels(state, value, min, max);
}
return true;
};
NETDATA.gaugeChartCreate = function (state, data) {
// let chart = $(state.element_chart);
let value = data.result[0];
let min = NETDATA.dataAttribute(state.element, 'gauge-min-value', null);
let max = NETDATA.dataAttribute(state.element, 'gauge-max-value', null);
// let adjust = NETDATA.dataAttribute(state.element, 'gauge-adjust', null);
let pointerColor = NETDATA.dataAttribute(state.element, 'gauge-pointer-color', NETDATA.themes.current.gauge_pointer);
let strokeColor = NETDATA.dataAttribute(state.element, 'gauge-stroke-color', NETDATA.themes.current.gauge_stroke);
let startColor = NETDATA.dataAttribute(state.element, 'gauge-start-color', state.chartCustomColors()[0]);
let stopColor = NETDATA.dataAttribute(state.element, 'gauge-stop-color', void 0);
let generateGradient = NETDATA.dataAttribute(state.element, 'gauge-generate-gradient', false);
if (min === null) {
min = NETDATA.commonMin.get(state);
state.tmp.gaugeMin = null;
} else {
state.tmp.gaugeMin = min;
}
if (max === null) {
max = NETDATA.commonMax.get(state);
state.tmp.gaugeMax = null;
} else {
state.tmp.gaugeMax = max;
}
// make sure it is zero based
// but only if it has not been set by the user
if (state.tmp.gaugeMin === null && min > 0) {
min = 0;
}
if (state.tmp.gaugeMax === null && max < 0) {
max = 0;
}
let width = state.chartWidth(), height = state.chartHeight(); //, ratio = 1.5;
// console.log('gauge width: ' + width.toString() + ', height: ' + height.toString());
//switch(adjust) {
// case 'width': width = height * ratio; break;
// case 'height':
// default: height = width / ratio; break;
//}
//state.element.style.width = width.toString() + 'px';
//state.element.style.height = height.toString() + 'px';
let lum_d = 0.05;
let options = {
lines: 12, // The number of lines to draw
angle: 0.14, // The span of the gauge arc
lineWidth: 0.57, // The line thickness
radiusScale: 1.0, // Relative radius
pointer: {
length: 0.85, // 0.9 The radius of the inner circle
strokeWidth: 0.045, // The rotation offset
color: pointerColor // Fill color
},
limitMax: true, // If false, the max value of the gauge will be updated if value surpass max
limitMin: true, // If true, the min value of the gauge will be fixed unless you set it manually
colorStart: startColor, // Colors
colorStop: stopColor, // just experiment with them
strokeColor: strokeColor, // to see which ones work best for you
generateGradient: (generateGradient === true), // gmosx:
gradientType: 0,
highDpiSupport: true // High resolution support
};
if (generateGradient.constructor === Array) {
// example options:
// data-gauge-generate-gradient="[0, 50, 100]"
// data-gauge-gradient-percent-color-0="#FFFFFF"
// data-gauge-gradient-percent-color-50="#999900"
// data-gauge-gradient-percent-color-100="#000000"
options.percentColors = [];
let len = generateGradient.length;
while (len--) {
let pcent = generateGradient[len];
let color = NETDATA.dataAttribute(state.element, 'gauge-gradient-percent-color-' + pcent.toString(), false);
if (color !== false) {
let a = [];
a[0] = pcent / 100;
a[1] = color;
options.percentColors.unshift(a);
}
}
if (options.percentColors.length === 0) {
delete options.percentColors;
}
} else if (generateGradient === false && NETDATA.themes.current.gauge_gradient) {
//noinspection PointlessArithmeticExpressionJS
options.percentColors = [
[0.0, NETDATA.colorLuminance(startColor, (lum_d * 10) - (lum_d * 0))],
[0.1, NETDATA.colorLuminance(startColor, (lum_d * 10) - (lum_d * 1))],
[0.2, NETDATA.colorLuminance(startColor, (lum_d * 10) - (lum_d * 2))],
[0.3, NETDATA.colorLuminance(startColor, (lum_d * 10) - (lum_d * 3))],
[0.4, NETDATA.colorLuminance(startColor, (lum_d * 10) - (lum_d * 4))],
[0.5, NETDATA.colorLuminance(startColor, (lum_d * 10) - (lum_d * 5))],
[0.6, NETDATA.colorLuminance(startColor, (lum_d * 10) - (lum_d * 6))],
[0.7, NETDATA.colorLuminance(startColor, (lum_d * 10) - (lum_d * 7))],
[0.8, NETDATA.colorLuminance(startColor, (lum_d * 10) - (lum_d * 8))],
[0.9, NETDATA.colorLuminance(startColor, (lum_d * 10) - (lum_d * 9))],
[1.0, NETDATA.colorLuminance(startColor, 0.0)]];
}
state.tmp.gauge_canvas = document.createElement('canvas');
state.tmp.gauge_canvas.id = 'gauge-' + state.uuid + '-canvas';
state.tmp.gauge_canvas.className = 'gaugeChart';
state.tmp.gauge_canvas.width = width;
state.tmp.gauge_canvas.height = height;
state.element_chart.appendChild(state.tmp.gauge_canvas);
let valuefontsize = Math.floor(height / 5);
let valuetop = Math.round((height - valuefontsize) / 3.2);
state.tmp.gaugeChartLabel = document.createElement('span');
state.tmp.gaugeChartLabel.className = 'gaugeChartLabel';
state.tmp.gaugeChartLabel.style.fontSize = valuefontsize + 'px';
state.tmp.gaugeChartLabel.style.top = valuetop.toString() + 'px';
state.element_chart.appendChild(state.tmp.gaugeChartLabel);
let titlefontsize = Math.round(valuefontsize / 2.1);
let titletop = 0;
state.tmp.gaugeChartTitle = document.createElement('span');
state.tmp.gaugeChartTitle.className = 'gaugeChartTitle';
state.tmp.gaugeChartTitle.innerText = state.title;
state.tmp.gaugeChartTitle.style.fontSize = titlefontsize + 'px';
state.tmp.gaugeChartTitle.style.lineHeight = titlefontsize + 'px';
state.tmp.gaugeChartTitle.style.top = titletop.toString() + 'px';
state.element_chart.appendChild(state.tmp.gaugeChartTitle);
let unitfontsize = Math.round(titlefontsize * 0.9);
state.tmp.gaugeChartUnits = document.createElement('span');
state.tmp.gaugeChartUnits.className = 'gaugeChartUnits';
state.tmp.gaugeChartUnits.innerText = state.units_current;
state.tmp.gaugeChartUnits.style.fontSize = unitfontsize + 'px';
state.element_chart.appendChild(state.tmp.gaugeChartUnits);
state.tmp.gaugeChartMin = document.createElement('span');
state.tmp.gaugeChartMin.className = 'gaugeChartMin';
state.tmp.gaugeChartMin.style.fontSize = Math.round(valuefontsize * 0.75).toString() + 'px';
state.element_chart.appendChild(state.tmp.gaugeChartMin);
state.tmp.gaugeChartMax = document.createElement('span');
state.tmp.gaugeChartMax.className = 'gaugeChartMax';
state.tmp.gaugeChartMax.style.fontSize = Math.round(valuefontsize * 0.75).toString() + 'px';
state.element_chart.appendChild(state.tmp.gaugeChartMax);
// when we just re-create the chart
// do not animate the first update
let animate = true;
if (typeof state.tmp.gauge_instance !== 'undefined') {
animate = false;
}
state.tmp.gauge_instance = new Gauge(state.tmp.gauge_canvas).setOptions(options); // create sexy gauge!
state.tmp.___gaugeOld__ = {
value: value,
min: min,
max: max,
valueLabel: null,
minLabel: null,
maxLabel: null
};
// we will always feed a percentage
state.tmp.gauge_instance.minValue = 0;
state.tmp.gauge_instance.maxValue = 100;
NETDATA.gaugeAnimation(state, animate);
NETDATA.gaugeSet(state, value, min, max);
NETDATA.gaugeSetLabels(state, value, min, max);
NETDATA.gaugeAnimation(state, true);
state.legendSetUnitsString = function (units) {
if (typeof state.tmp.gaugeChartUnits !== 'undefined' && state.tmp.units !== units) {
state.tmp.gaugeChartUnits.innerText = units;
state.tmp.___gaugeOld__.valueLabel = null;
state.tmp.___gaugeOld__.minLabel = null;
state.tmp.___gaugeOld__.maxLabel = null;
state.tmp.units = units;
}
};
state.legendShowUndefined = function () {
if (typeof state.tmp.gauge_instance !== 'undefined') {
NETDATA.gaugeClearSelection(state);
}
};
return true;
};
// ----------------------------------------------------------------------------------------------------------------
NETDATA.easypiechartPercentFromValueMinMax = function (state, value, min, max) {
if (typeof value !== 'number') {
value = 0;
}
if (typeof min !== 'number') {
min = 0;
}
if (typeof max !== 'number') {
max = 0;
}
if (min > max) {
let t = min;
min = max;
max = t;
}
if (min > value) {
min = value;
}
if (max < value) {
max = value;
}
state.legendFormatValueDecimalsFromMinMax(min, max);
if (state.tmp.easyPieChartMin === null && min > 0) {
min = 0;
}
if (state.tmp.easyPieChartMax === null && max < 0) {
max = 0;
}
let pcent;
if (min < 0 && max > 0) {
// it is both positive and negative
// zero at the top center of the chart
max = (-min > max) ? -min : max;
pcent = Math.round(value * 100 / max);
} else if (value >= 0 && min >= 0 && max >= 0) {
// clockwise
pcent = Math.round((value - min) * 100 / (max - min));
if (pcent === 0) {
pcent = 0.1;
}
} else {
// counter clockwise
pcent = Math.round((value - max) * 100 / (max - min));
if (pcent === 0) {
pcent = -0.1;
}
}
return pcent;
};
// ----------------------------------------------------------------------------------------------------------------
// easy-pie-chart
NETDATA.easypiechartInitialize = function (callback) {
if (typeof netdataNoEasyPieChart === 'undefined' || !netdataNoEasyPieChart) {
$.ajax({
url: NETDATA.easypiechart_js,
cache: true,
dataType: "script",
xhrFields: {withCredentials: true} // required for the cookie
})
.done(function () {
NETDATA.registerChartLibrary('easypiechart', NETDATA.easypiechart_js);
})
.fail(function () {
NETDATA.chartLibraries.easypiechart.enabled = false;
NETDATA.error(100, NETDATA.easypiechart_js);
})
.always(function () {
if (typeof callback === "function") {
return callback();
}
})
} else {
NETDATA.chartLibraries.easypiechart.enabled = false;
if (typeof callback === "function") {
return callback();
}
}
};
NETDATA.easypiechartClearSelection = function (state, force) {
if (typeof state.tmp.easyPieChartEvent !== 'undefined' && typeof state.tmp.easyPieChartEvent.timer !== 'undefined') {
NETDATA.timeout.clear(state.tmp.easyPieChartEvent.timer);
state.tmp.easyPieChartEvent.timer = undefined;
}
if (state.isAutoRefreshable() && state.data !== null && force !== true) {
NETDATA.easypiechartChartUpdate(state, state.data);
}
else {
state.tmp.easyPieChartLabel.innerText = state.legendFormatValue(null);
state.tmp.easyPieChart_instance.update(0);
}
state.tmp.easyPieChart_instance.enableAnimation();
return true;
};
NETDATA.easypiechartSetSelection = function (state, t) {
if (state.timeIsVisible(t) !== true) {
return NETDATA.easypiechartClearSelection(state, true);
}
let slot = state.calculateRowForTime(t);
if (slot < 0 || slot >= state.data.result.length) {
return NETDATA.easypiechartClearSelection(state, true);
}
if (typeof state.tmp.easyPieChartEvent === 'undefined') {
state.tmp.easyPieChartEvent = {
timer: undefined,
value: 0,
pcent: 0
};
}
let value = state.data.result[state.data.result.length - 1 - slot];
let min = (state.tmp.easyPieChartMin === null) ? NETDATA.commonMin.get(state) : state.tmp.easyPieChartMin;
let max = (state.tmp.easyPieChartMax === null) ? NETDATA.commonMax.get(state) : state.tmp.easyPieChartMax;
let pcent = NETDATA.easypiechartPercentFromValueMinMax(state, value, min, max);
state.tmp.easyPieChartEvent.value = value;
state.tmp.easyPieChartEvent.pcent = pcent;
state.tmp.easyPieChartLabel.innerText = state.legendFormatValue(value);
if (state.tmp.easyPieChartEvent.timer === undefined) {
state.tmp.easyPieChart_instance.disableAnimation();
state.tmp.easyPieChartEvent.timer = NETDATA.timeout.set(function () {
state.tmp.easyPieChartEvent.timer = undefined;
state.tmp.easyPieChart_instance.update(state.tmp.easyPieChartEvent.pcent);
}, 0);
}
return true;
};
NETDATA.easypiechartChartUpdate = function (state, data) {
let value, min, max, pcent;
if (NETDATA.globalPanAndZoom.isActive() || state.isAutoRefreshable() === false) {
value = null;
pcent = 0;
}
else {
value = data.result[0];
min = (state.tmp.easyPieChartMin === null) ? NETDATA.commonMin.get(state) : state.tmp.easyPieChartMin;
max = (state.tmp.easyPieChartMax === null) ? NETDATA.commonMax.get(state) : state.tmp.easyPieChartMax;
pcent = NETDATA.easypiechartPercentFromValueMinMax(state, value, min, max);
}
state.tmp.easyPieChartLabel.innerText = state.legendFormatValue(value);
state.tmp.easyPieChart_instance.update(pcent);
return true;
};
NETDATA.easypiechartChartCreate = function (state, data) {
let chart = $(state.element_chart);
let value = data.result[0];
let min = NETDATA.dataAttribute(state.element, 'easypiechart-min-value', null);
let max = NETDATA.dataAttribute(state.element, 'easypiechart-max-value', null);
if (min === null) {
min = NETDATA.commonMin.get(state);
state.tmp.easyPieChartMin = null;
}
else {
state.tmp.easyPieChartMin = min;
}
if (max === null) {
max = NETDATA.commonMax.get(state);
state.tmp.easyPieChartMax = null;
}
else {
state.tmp.easyPieChartMax = max;
}
let size = state.chartWidth();
let stroke = Math.floor(size / 22);
if (stroke < 3) {
stroke = 2;
}
let valuefontsize = Math.floor((size * 2 / 3) / 5);
let valuetop = Math.round((size - valuefontsize - (size / 40)) / 2);
state.tmp.easyPieChartLabel = document.createElement('span');
state.tmp.easyPieChartLabel.className = 'easyPieChartLabel';
state.tmp.easyPieChartLabel.innerText = state.legendFormatValue(value);
state.tmp.easyPieChartLabel.style.fontSize = valuefontsize + 'px';
state.tmp.easyPieChartLabel.style.top = valuetop.toString() + 'px';
state.element_chart.appendChild(state.tmp.easyPieChartLabel);
let titlefontsize = Math.round(valuefontsize * 1.6 / 3);
let titletop = Math.round(valuetop - (titlefontsize * 2) - (size / 40));
state.tmp.easyPieChartTitle = document.createElement('span');
state.tmp.easyPieChartTitle.className = 'easyPieChartTitle';
state.tmp.easyPieChartTitle.innerText = state.title;
state.tmp.easyPieChartTitle.style.fontSize = titlefontsize + 'px';
state.tmp.easyPieChartTitle.style.lineHeight = titlefontsize + 'px';
state.tmp.easyPieChartTitle.style.top = titletop.toString() + 'px';
state.element_chart.appendChild(state.tmp.easyPieChartTitle);
let unitfontsize = Math.round(titlefontsize * 0.9);
let unittop = Math.round(valuetop + (valuefontsize + unitfontsize) + (size / 40));
state.tmp.easyPieChartUnits = document.createElement('span');
state.tmp.easyPieChartUnits.className = 'easyPieChartUnits';
state.tmp.easyPieChartUnits.innerText = state.units_current;
state.tmp.easyPieChartUnits.style.fontSize = unitfontsize + 'px';
state.tmp.easyPieChartUnits.style.top = unittop.toString() + 'px';
state.element_chart.appendChild(state.tmp.easyPieChartUnits);
let barColor = NETDATA.dataAttribute(state.element, 'easypiechart-barcolor', undefined);
if (typeof barColor === 'undefined' || barColor === null) {
barColor = state.chartCustomColors()[0];
} else {
// <div ... data-easypiechart-barcolor="(function(percent){return(percent < 50 ? '#5cb85c' : percent < 85 ? '#f0ad4e' : '#cb3935');})" ...></div>
let tmp = eval(barColor);
if (typeof tmp === 'function') {
barColor = tmp;
}
}
let pcent = NETDATA.easypiechartPercentFromValueMinMax(state, value, min, max);
chart.data('data-percent', pcent);
chart.easyPieChart({
barColor: barColor,
trackColor: NETDATA.dataAttribute(state.element, 'easypiechart-trackcolor', NETDATA.themes.current.easypiechart_track),
scaleColor: NETDATA.dataAttribute(state.element, 'easypiechart-scalecolor', NETDATA.themes.current.easypiechart_scale),
scaleLength: NETDATA.dataAttribute(state.element, 'easypiechart-scalelength', 5),
lineCap: NETDATA.dataAttribute(state.element, 'easypiechart-linecap', 'round'),
lineWidth: NETDATA.dataAttribute(state.element, 'easypiechart-linewidth', stroke),
trackWidth: NETDATA.dataAttribute(state.element, 'easypiechart-trackwidth', undefined),
size: NETDATA.dataAttribute(state.element, 'easypiechart-size', size),
rotate: NETDATA.dataAttribute(state.element, 'easypiechart-rotate', 0),
animate: NETDATA.dataAttribute(state.element, 'easypiechart-animate', {duration: 500, enabled: true}),
easing: NETDATA.dataAttribute(state.element, 'easypiechart-easing', undefined)
});
// when we just re-create the chart
// do not animate the first update
let animate = true;
if (typeof state.tmp.easyPieChart_instance !== 'undefined') {
animate = false;
}
state.tmp.easyPieChart_instance = chart.data('easyPieChart');
if (animate === false) {
state.tmp.easyPieChart_instance.disableAnimation();
}
state.tmp.easyPieChart_instance.update(pcent);
if (animate === false) {
state.tmp.easyPieChart_instance.enableAnimation();
}
state.legendSetUnitsString = function (units) {
if (typeof state.tmp.easyPieChartUnits !== 'undefined' && state.tmp.units !== units) {
state.tmp.easyPieChartUnits.innerText = units;
state.tmp.units = units;
}
};
state.legendShowUndefined = function () {
if (typeof state.tmp.easyPieChart_instance !== 'undefined') {
NETDATA.easypiechartClearSelection(state);
}
};
return true;
};
// d3pie
NETDATA.d3pieInitialize = function (callback) {
if (typeof netdataNoD3pie === 'undefined' || !netdataNoD3pie) {
// d3pie requires D3
if (!NETDATA.chartLibraries.d3.initialized) {
if (NETDATA.chartLibraries.d3.enabled) {
NETDATA.d3Initialize(function () {
NETDATA.d3pieInitialize(callback);
});
} else {
NETDATA.chartLibraries.d3pie.enabled = false;
if (typeof callback === "function") {
return callback();
}
}
} else {
$.ajax({
url: NETDATA.d3pie_js,
cache: true,
dataType: "script",
xhrFields: {withCredentials: true} // required for the cookie
})
.done(function () {
NETDATA.registerChartLibrary('d3pie', NETDATA.d3pie_js);
})
.fail(function () {
NETDATA.chartLibraries.d3pie.enabled = false;
NETDATA.error(100, NETDATA.d3pie_js);
})
.always(function () {
if (typeof callback === "function") {
return callback();
}
});
}
} else {
NETDATA.chartLibraries.d3pie.enabled = false;
if (typeof callback === "function") {
return callback();
}
}
};
NETDATA.d3pieSetContent = function (state, data, index) {
state.legendFormatValueDecimalsFromMinMax(
data.min,
data.max
);
let content = [];
let colors = state.chartColors();
let len = data.result.labels.length;
for (let i = 1; i < len; i++) {
let label = data.result.labels[i];
let value = data.result.data[index][label];
let color = colors[i - 1];
if (value !== null && value > 0) {
content.push({
label: label,
value: value,
color: color
});
}
}
if (content.length === 0) {
content.push({
label: 'no data',
value: 100,
color: '#666666'
});
}
state.tmp.d3pie_last_slot = index;
return content;
};
NETDATA.d3pieDateRange = function (state, data, index) {
let dt = Math.round((data.before - data.after + 1) / data.points);
let dt_str = NETDATA.seconds4human(dt);
let before = data.result.data[index].time;
let after = before - (dt * 1000);
let d1 = NETDATA.dateTime.localeDateString(after);
let t1 = NETDATA.dateTime.localeTimeString(after);
let d2 = NETDATA.dateTime.localeDateString(before);
let t2 = NETDATA.dateTime.localeTimeString(before);
if (d1 === d2) {
return d1 + ' ' + t1 + ' to ' + t2 + ', ' + dt_str;
}
return d1 + ' ' + t1 + ' to ' + d2 + ' ' + t2 + ', ' + dt_str;
};
NETDATA.d3pieSetSelection = function (state, t) {
if (state.timeIsVisible(t) !== true) {
return NETDATA.d3pieClearSelection(state, true);
}
let slot = state.calculateRowForTime(t);
slot = state.data.result.data.length - slot - 1;
if (slot < 0 || slot >= state.data.result.length) {
return NETDATA.d3pieClearSelection(state, true);
}
if (state.tmp.d3pie_last_slot === slot) {
// we already show this slot, don't do anything
return true;
}
if (state.tmp.d3pie_timer === undefined) {
state.tmp.d3pie_timer = NETDATA.timeout.set(function () {
state.tmp.d3pie_timer = undefined;
NETDATA.d3pieChange(state, NETDATA.d3pieSetContent(state, state.data, slot), NETDATA.d3pieDateRange(state, state.data, slot));
}, 0);
}
return true;
};
NETDATA.d3pieClearSelection = function (state, force) {
if (typeof state.tmp.d3pie_timer !== 'undefined') {
NETDATA.timeout.clear(state.tmp.d3pie_timer);
state.tmp.d3pie_timer = undefined;
}
if (state.isAutoRefreshable() && state.data !== null && force !== true) {
NETDATA.d3pieChartUpdate(state, state.data);
} else {
if (state.tmp.d3pie_last_slot !== -1) {
state.tmp.d3pie_last_slot = -1;
NETDATA.d3pieChange(state, [{label: 'no data', value: 1, color: '#666666'}], 'no data available');
}
}
return true;
};
NETDATA.d3pieChange = function (state, content, footer) {
if (state.d3pie_forced_subtitle === null) {
//state.d3pie_instance.updateProp("header.subtitle.text", state.units_current);
state.d3pie_instance.options.header.subtitle.text = state.units_current;
}
if (state.d3pie_forced_footer === null) {
//state.d3pie_instance.updateProp("footer.text", footer);
state.d3pie_instance.options.footer.text = footer;
}
//state.d3pie_instance.updateProp("data.content", content);
state.d3pie_instance.options.data.content = content;
state.d3pie_instance.destroy();
state.d3pie_instance.recreate();
return true;
};
NETDATA.d3pieChartUpdate = function (state, data) {
return NETDATA.d3pieChange(state, NETDATA.d3pieSetContent(state, data, 0), NETDATA.d3pieDateRange(state, data, 0));
};
NETDATA.d3pieChartCreate = function (state, data) {
state.element_chart.id = 'd3pie-' + state.uuid;
// console.log('id = ' + state.element_chart.id);
let content = NETDATA.d3pieSetContent(state, data, 0);
state.d3pie_forced_title = NETDATA.dataAttribute(state.element, 'd3pie-title', null);
state.d3pie_forced_subtitle = NETDATA.dataAttribute(state.element, 'd3pie-subtitle', null);
state.d3pie_forced_footer = NETDATA.dataAttribute(state.element, 'd3pie-footer', null);
state.d3pie_options = {
header: {
title: {
text: (state.d3pie_forced_title !== null) ? state.d3pie_forced_title : state.title,
color: NETDATA.dataAttribute(state.element, 'd3pie-title-color', NETDATA.themes.current.d3pie.title),
fontSize: NETDATA.dataAttribute(state.element, 'd3pie-title-fontsize', 12),
fontWeight: NETDATA.dataAttribute(state.element, 'd3pie-title-fontweight', "bold"),
font: NETDATA.dataAttribute(state.element, 'd3pie-title-font', "arial")
},
subtitle: {
text: (state.d3pie_forced_subtitle !== null) ? state.d3pie_forced_subtitle : state.units_current,
color: NETDATA.dataAttribute(state.element, 'd3pie-subtitle-color', NETDATA.themes.current.d3pie.subtitle),
fontSize: NETDATA.dataAttribute(state.element, 'd3pie-subtitle-fontsize', 10),
fontWeight: NETDATA.dataAttribute(state.element, 'd3pie-subtitle-fontweight', "normal"),
font: NETDATA.dataAttribute(state.element, 'd3pie-subtitle-font', "arial")
},
titleSubtitlePadding: 1
},
footer: {
text: (state.d3pie_forced_footer !== null) ? state.d3pie_forced_footer : NETDATA.d3pieDateRange(state, data, 0),
color: NETDATA.dataAttribute(state.element, 'd3pie-footer-color', NETDATA.themes.current.d3pie.footer),
fontSize: NETDATA.dataAttribute(state.element, 'd3pie-footer-fontsize', 9),
fontWeight: NETDATA.dataAttribute(state.element, 'd3pie-footer-fontweight', "bold"),
font: NETDATA.dataAttribute(state.element, 'd3pie-footer-font', "arial"),
location: NETDATA.dataAttribute(state.element, 'd3pie-footer-location', "bottom-center") // bottom-left, bottom-center, bottom-right
},
size: {
canvasHeight: state.chartHeight(),
canvasWidth: state.chartWidth(),
pieInnerRadius: NETDATA.dataAttribute(state.element, 'd3pie-pieinnerradius', "45%"),
pieOuterRadius: NETDATA.dataAttribute(state.element, 'd3pie-pieouterradius', "80%")
},
data: {
// none, random, value-asc, value-desc, label-asc, label-desc
sortOrder: NETDATA.dataAttribute(state.element, 'd3pie-sortorder', "value-desc"),
smallSegmentGrouping: {
enabled: NETDATA.dataAttributeBoolean(state.element, "d3pie-smallsegmentgrouping-enabled", false),
value: NETDATA.dataAttribute(state.element, 'd3pie-smallsegmentgrouping-value', 1),
// percentage, value
valueType: NETDATA.dataAttribute(state.element, 'd3pie-smallsegmentgrouping-valuetype', "percentage"),
label: NETDATA.dataAttribute(state.element, 'd3pie-smallsegmentgrouping-label', "other"),
color: NETDATA.dataAttribute(state.element, 'd3pie-smallsegmentgrouping-color', NETDATA.themes.current.d3pie.other)
},
// REQUIRED! This is where you enter your pie data; it needs to be an array of objects
// of this form: { label: "label", value: 1.5, color: "#000000" } - color is optional
content: content
},
labels: {
outer: {
// label, value, percentage, label-value1, label-value2, label-percentage1, label-percentage2
format: NETDATA.dataAttribute(state.element, 'd3pie-labels-outer-format', "label-value1"),
hideWhenLessThanPercentage: NETDATA.dataAttribute(state.element, 'd3pie-labels-outer-hidewhenlessthanpercentage', null),
pieDistance: NETDATA.dataAttribute(state.element, 'd3pie-labels-outer-piedistance', 15)
},
inner: {
// label, value, percentage, label-value1, label-value2, label-percentage1, label-percentage2
format: NETDATA.dataAttribute(state.element, 'd3pie-labels-inner-format', "percentage"),
hideWhenLessThanPercentage: NETDATA.dataAttribute(state.element, 'd3pie-labels-inner-hidewhenlessthanpercentage', 2)
},
mainLabel: {
color: NETDATA.dataAttribute(state.element, 'd3pie-labels-mainLabel-color', NETDATA.themes.current.d3pie.mainlabel), // or 'segment' for dynamic color
font: NETDATA.dataAttribute(state.element, 'd3pie-labels-mainLabel-font', "arial"),
fontSize: NETDATA.dataAttribute(state.element, 'd3pie-labels-mainLabel-fontsize', 10),
fontWeight: NETDATA.dataAttribute(state.element, 'd3pie-labels-mainLabel-fontweight', "normal")
},
percentage: {
color: NETDATA.dataAttribute(state.element, 'd3pie-labels-percentage-color', NETDATA.themes.current.d3pie.percentage),
font: NETDATA.dataAttribute(state.element, 'd3pie-labels-percentage-font', "arial"),
fontSize: NETDATA.dataAttribute(state.element, 'd3pie-labels-percentage-fontsize', 10),
fontWeight: NETDATA.dataAttribute(state.element, 'd3pie-labels-percentage-fontweight', "bold"),
decimalPlaces: 0
},
value: {
color: NETDATA.dataAttribute(state.element, 'd3pie-labels-value-color', NETDATA.themes.current.d3pie.value),
font: NETDATA.dataAttribute(state.element, 'd3pie-labels-value-font', "arial"),
fontSize: NETDATA.dataAttribute(state.element, 'd3pie-labels-value-fontsize', 10),
fontWeight: NETDATA.dataAttribute(state.element, 'd3pie-labels-value-fontweight', "bold")
},
lines: {
enabled: NETDATA.dataAttributeBoolean(state.element, 'd3pie-labels-lines-enabled', true),
style: NETDATA.dataAttribute(state.element, 'd3pie-labels-lines-style', "curved"),
color: NETDATA.dataAttribute(state.element, 'd3pie-labels-lines-color', "segment") // "segment" or a hex color
},
truncation: {
enabled: NETDATA.dataAttributeBoolean(state.element, 'd3pie-labels-truncation-enabled', false),
truncateLength: NETDATA.dataAttribute(state.element, 'd3pie-labels-truncation-truncatelength', 30)
},
formatter: function (context) {
// console.log(context);
if (context.part === 'value') {
return state.legendFormatValue(context.value);
}
if (context.part === 'percentage') {
return context.label + '%';
}
return context.label;
}
},
effects: {
load: {
effect: "none", // none / default
speed: 0 // commented in the d3pie code to speed it up
},
pullOutSegmentOnClick: {
effect: "bounce", // none / linear / bounce / elastic / back
speed: 400,
size: 5
},
highlightSegmentOnMouseover: true,
highlightLuminosity: -0.2
},
tooltips: {
enabled: false,
type: "placeholder", // caption|placeholder
string: "",
placeholderParser: null, // function
styles: {
fadeInSpeed: 250,
backgroundColor: NETDATA.themes.current.d3pie.tooltip_bg,
backgroundOpacity: 0.5,
color: NETDATA.themes.current.d3pie.tooltip_fg,
borderRadius: 2,
font: "arial",
fontSize: 12,
padding: 4
}
},
misc: {
colors: {
background: 'transparent', // transparent or color #
// segments: state.chartColors(),
segmentStroke: NETDATA.dataAttribute(state.element, 'd3pie-misc-colors-segmentstroke', NETDATA.themes.current.d3pie.segment_stroke)
},
gradient: {
enabled: NETDATA.dataAttributeBoolean(state.element, 'd3pie-misc-gradient-enabled', false),
percentage: NETDATA.dataAttribute(state.element, 'd3pie-misc-colors-percentage', 95),
color: NETDATA.dataAttribute(state.element, 'd3pie-misc-gradient-color', NETDATA.themes.current.d3pie.gradient_color)
},
canvasPadding: {
top: 5,
right: 5,
bottom: 5,
left: 5
},
pieCenterOffset: {
x: 0,
y: 0
},
cssPrefix: NETDATA.dataAttribute(state.element, 'd3pie-cssprefix', null)
},
callbacks: {
onload: null,
onMouseoverSegment: null,
onMouseoutSegment: null,
onClickSegment: null
}
};
state.d3pie_instance = new d3pie(state.element_chart, state.d3pie_options);
return true;
};
// ----------------------------------------------------------------------------------------------------------------
// D3
NETDATA.d3Initialize = function(callback) {
if (typeof netdataStopD3 === 'undefined' || !netdataStopD3) {
$.ajax({
url: NETDATA.d3_js,
cache: true,
dataType: "script",
xhrFields: { withCredentials: true } // required for the cookie
})
.done(function() {
NETDATA.registerChartLibrary('d3', NETDATA.d3_js);
})
.fail(function() {
NETDATA.chartLibraries.d3.enabled = false;
NETDATA.error(100, NETDATA.d3_js);
})
.always(function() {
if (typeof callback === "function")
return callback();
});
} else {
NETDATA.chartLibraries.d3.enabled = false;
if (typeof callback === "function")
return callback();
}
};
NETDATA.d3ChartUpdate = function(state, data) {
void(state);
void(data);
return false;
};
NETDATA.d3ChartCreate = function(state, data) {
void(state);
void(data);
return false;
};
// peity
NETDATA.peityInitialize = function (callback) {
if (typeof netdataNoPeitys === 'undefined' || !netdataNoPeitys) {
$.ajax({
url: NETDATA.peity_js,
cache: true,
dataType: "script",
xhrFields: {withCredentials: true} // required for the cookie
})
.done(function () {
NETDATA.registerChartLibrary('peity', NETDATA.peity_js);
})
.fail(function () {
NETDATA.chartLibraries.peity.enabled = false;
NETDATA.error(100, NETDATA.peity_js);
})
.always(function () {
if (typeof callback === "function") {
return callback();
}
});
} else {
NETDATA.chartLibraries.peity.enabled = false;
if (typeof callback === "function") {
return callback();
}
}
};
NETDATA.peityChartUpdate = function (state, data) {
state.peity_instance.innerHTML = data.result;
if (state.peity_options.stroke !== state.chartCustomColors()[0]) {
state.peity_options.stroke = state.chartCustomColors()[0];
if (state.chart.chart_type === 'line') {
state.peity_options.fill = NETDATA.themes.current.background;
} else {
state.peity_options.fill = NETDATA.colorLuminance(state.chartCustomColors()[0], NETDATA.chartDefaults.fill_luminance);
}
}
$(state.peity_instance).peity('line', state.peity_options);
return true;
};
NETDATA.peityChartCreate = function (state, data) {
state.peity_instance = document.createElement('div');
state.element_chart.appendChild(state.peity_instance);
state.peity_options = {
stroke: NETDATA.themes.current.foreground,
strokeWidth: NETDATA.dataAttribute(state.element, 'peity-strokewidth', 1),
width: state.chartWidth(),
height: state.chartHeight(),
fill: NETDATA.themes.current.foreground
};
NETDATA.peityChartUpdate(state, data);
return true;
};
// ----------------------------------------------------------------------------------------------------------------
// "Text-only" chart - Just renders the raw value to the DOM
NETDATA.textOnlyCreate = function(state, data) {
var decimalPlaces = NETDATA.dataAttribute(state.element, 'textonly-decimal-places', 1);
var prefix = NETDATA.dataAttribute(state.element, 'textonly-prefix', '');
var suffix = NETDATA.dataAttribute(state.element, 'textonly-suffix', '');
// Round based on number of decimal places to show
var precision = Math.pow(10, decimalPlaces);
var value = Math.round(data.result[0] * precision) / precision;
state.element.textContent = prefix + value + suffix;
return true;
}
NETDATA.textOnlyUpdate = NETDATA.textOnlyCreate;
// Charts Libraries Registration
NETDATA.chartLibraries = {
"dygraph": {
initialize: NETDATA.dygraphInitialize,
create: NETDATA.dygraphChartCreate,
update: NETDATA.dygraphChartUpdate,
resize: function (state) {
if (typeof state.tmp.dygraph_instance !== 'undefined' && typeof state.tmp.dygraph_instance.resize === 'function') {
state.tmp.dygraph_instance.resize();
}
},
setSelection: NETDATA.dygraphSetSelection,
clearSelection: NETDATA.dygraphClearSelection,
toolboxPanAndZoom: NETDATA.dygraphToolboxPanAndZoom,
initialized: false,
enabled: true,
xssRegexIgnore: new RegExp('^/api/v1/data\.result.data$'),
format: function (state) {
void(state);
return 'json';
},
options: function (state) {
return 'ms' + '%7C' + 'flip' + (this.isLogScale(state) ? ('%7C' + 'abs') : '').toString();
},
legend: function (state) {
return (this.isSparkline(state) === false && NETDATA.dataAttributeBoolean(state.element, 'legend', true) === true) ? 'right-side' : null;
},
autoresize: function (state) {
void(state);
return true;
},
max_updates_to_recreate: function (state) {
void(state);
return 5000;
},
track_colors: function (state) {
void(state);
return true;
},
pixels_per_point: function (state) {
return (this.isSparkline(state) === false) ? 3 : 2;
},
isSparkline: function (state) {
if (typeof state.tmp.dygraph_sparkline === 'undefined') {
state.tmp.dygraph_sparkline = (this.theme(state) === 'sparkline');
}
return state.tmp.dygraph_sparkline;
},
isLogScale: function (state) {
if (typeof state.tmp.dygraph_logscale === 'undefined') {
state.tmp.dygraph_logscale = (this.theme(state) === 'logscale');
}
return state.tmp.dygraph_logscale;
},
theme: function (state) {
if (typeof state.tmp.dygraph_theme === 'undefined') {
state.tmp.dygraph_theme = NETDATA.dataAttribute(state.element, 'dygraph-theme', 'default');
}
return state.tmp.dygraph_theme;
},
container_class: function (state) {
if (this.legend(state) !== null) {
return 'netdata-container-with-legend';
}
return 'netdata-container';
}
},
"sparkline": {
initialize: NETDATA.sparklineInitialize,
create: NETDATA.sparklineChartCreate,
update: NETDATA.sparklineChartUpdate,
resize: null,
setSelection: undefined, // function(state, t) { void(state); return true; },
clearSelection: undefined, // function(state) { void(state); return true; },
toolboxPanAndZoom: null,
initialized: false,
enabled: true,
xssRegexIgnore: new RegExp('^/api/v1/data\.result$'),
format: function (state) {
void(state);
return 'array';
},
options: function (state) {
void(state);
return 'flip' + '%7C' + 'abs';
},
legend: function (state) {
void(state);
return null;
},
autoresize: function (state) {
void(state);
return false;
},
max_updates_to_recreate: function (state) {
void(state);
return 5000;
},
track_colors: function (state) {
void(state);
return false;
},
pixels_per_point: function (state) {
void(state);
return 3;
},
container_class: function (state) {
void(state);
return 'netdata-container';
}
},
"peity": {
initialize: NETDATA.peityInitialize,
create: NETDATA.peityChartCreate,
update: NETDATA.peityChartUpdate,
resize: null,
setSelection: undefined, // function(state, t) { void(state); return true; },
clearSelection: undefined, // function(state) { void(state); return true; },
toolboxPanAndZoom: null,
initialized: false,
enabled: true,
xssRegexIgnore: new RegExp('^/api/v1/data\.result$'),
format: function (state) {
void(state);
return 'ssvcomma';
},
options: function (state) {
void(state);
return 'null2zero' + '%7C' + 'flip' + '%7C' + 'abs';
},
legend: function (state) {
void(state);
return null;
},
autoresize: function (state) {
void(state);
return false;
},
max_updates_to_recreate: function (state) {
void(state);
return 5000;
},
track_colors: function (state) {
void(state);
return false;
},
pixels_per_point: function (state) {
void(state);
return 3;
},
container_class: function (state) {
void(state);
return 'netdata-container';
}
},
// "morris": {
// initialize: NETDATA.morrisInitialize,
// create: NETDATA.morrisChartCreate,
// update: NETDATA.morrisChartUpdate,
// resize: null,
// setSelection: undefined, // function(state, t) { void(state); return true; },
// clearSelection: undefined, // function(state) { void(state); return true; },
// toolboxPanAndZoom: null,
// initialized: false,
// enabled: true,
// xssRegexIgnore: new RegExp('^/api/v1/data\.result.data$'),
// format: function(state) { void(state); return 'json'; },
// options: function(state) { void(state); return 'objectrows' + '%7C' + 'ms'; },
// legend: function(state) { void(state); return null; },
// autoresize: function(state) { void(state); return false; },
// max_updates_to_recreate: function(state) { void(state); return 50; },
// track_colors: function(state) { void(state); return false; },
// pixels_per_point: function(state) { void(state); return 15; },
// container_class: function(state) { void(state); return 'netdata-container'; }
// },
"google": {
initialize: NETDATA.googleInitialize,
create: NETDATA.googleChartCreate,
update: NETDATA.googleChartUpdate,
resize: null,
setSelection: undefined, //function(state, t) { void(state); return true; },
clearSelection: undefined, //function(state) { void(state); return true; },
toolboxPanAndZoom: null,
initialized: false,
enabled: true,
xssRegexIgnore: new RegExp('^/api/v1/data\.result.rows$'),
format: function (state) {
void(state);
return 'datatable';
},
options: function (state) {
void(state);
return '';
},
legend: function (state) {
void(state);
return null;
},
autoresize: function (state) {
void(state);
return false;
},
max_updates_to_recreate: function (state) {
void(state);
return 300;
},
track_colors: function (state) {
void(state);
return false;
},
pixels_per_point: function (state) {
void(state);
return 4;
},
container_class: function (state) {
void(state);
return 'netdata-container';
}
},
// "raphael": {
// initialize: NETDATA.raphaelInitialize,
// create: NETDATA.raphaelChartCreate,
// update: NETDATA.raphaelChartUpdate,
// resize: null,
// setSelection: undefined, // function(state, t) { void(state); return true; },
// clearSelection: undefined, // function(state) { void(state); return true; },
// toolboxPanAndZoom: null,
// initialized: false,
// enabled: true,
// xssRegexIgnore: new RegExp('^/api/v1/data\.result.data$'),
// format: function(state) { void(state); return 'json'; },
// options: function(state) { void(state); return ''; },
// legend: function(state) { void(state); return null; },
// autoresize: function(state) { void(state); return false; },
// max_updates_to_recreate: function(state) { void(state); return 5000; },
// track_colors: function(state) { void(state); return false; },
// pixels_per_point: function(state) { void(state); return 3; },
// container_class: function(state) { void(state); return 'netdata-container'; }
// },
// "c3": {
// initialize: NETDATA.c3Initialize,
// create: NETDATA.c3ChartCreate,
// update: NETDATA.c3ChartUpdate,
// resize: null,
// setSelection: undefined, // function(state, t) { void(state); return true; },
// clearSelection: undefined, // function(state) { void(state); return true; },
// toolboxPanAndZoom: null,
// initialized: false,
// enabled: true,
// xssRegexIgnore: new RegExp('^/api/v1/data\.result$'),
// format: function(state) { void(state); return 'csvjsonarray'; },
// options: function(state) { void(state); return 'milliseconds'; },
// legend: function(state) { void(state); return null; },
// autoresize: function(state) { void(state); return false; },
// max_updates_to_recreate: function(state) { void(state); return 5000; },
// track_colors: function(state) { void(state); return false; },
// pixels_per_point: function(state) { void(state); return 15; },
// container_class: function(state) { void(state); return 'netdata-container'; }
// },
"d3pie": {
initialize: NETDATA.d3pieInitialize,
create: NETDATA.d3pieChartCreate,
update: NETDATA.d3pieChartUpdate,
resize: null,
setSelection: NETDATA.d3pieSetSelection,
clearSelection: NETDATA.d3pieClearSelection,
toolboxPanAndZoom: null,
initialized: false,
enabled: true,
xssRegexIgnore: new RegExp('^/api/v1/data\.result.data$'),
format: function (state) {
void(state);
return 'json';
},
options: function (state) {
void(state);
return 'objectrows' + '%7C' + 'ms';
},
legend: function (state) {
void(state);
return null;
},
autoresize: function (state) {
void(state);
return false;
},
max_updates_to_recreate: function (state) {
void(state);
return 5000;
},
track_colors: function (state) {
void(state);
return false;
},
pixels_per_point: function (state) {
void(state);
return 15;
},
container_class: function (state) {
void(state);
return 'netdata-container';
}
},
"d3": {
initialize: NETDATA.d3Initialize,
create: NETDATA.d3ChartCreate,
update: NETDATA.d3ChartUpdate,
resize: null,
setSelection: undefined, // function(state, t) { void(state); return true; },
clearSelection: undefined, // function(state) { void(state); return true; },
toolboxPanAndZoom: null,
initialized: false,
enabled: true,
xssRegexIgnore: new RegExp('^/api/v1/data\.result.data$'),
format: function (state) {
void(state);
return 'json';
},
options: function (state) {
void(state);
return '';
},
legend: function (state) {
void(state);
return null;
},
autoresize: function (state) {
void(state);
return false;
},
max_updates_to_recreate: function (state) {
void(state);
return 5000;
},
track_colors: function (state) {
void(state);
return false;
},
pixels_per_point: function (state) {
void(state);
return 3;
},
container_class: function (state) {
void(state);
return 'netdata-container';
}
},
"easypiechart": {
initialize: NETDATA.easypiechartInitialize,
create: NETDATA.easypiechartChartCreate,
update: NETDATA.easypiechartChartUpdate,
resize: null,
setSelection: NETDATA.easypiechartSetSelection,
clearSelection: NETDATA.easypiechartClearSelection,
toolboxPanAndZoom: null,
initialized: false,
enabled: true,
xssRegexIgnore: new RegExp('^/api/v1/data\.result$'),
format: function (state) {
void(state);
return 'array';
},
options: function (state) {
void(state);
return 'absolute';
},
legend: function (state) {
void(state);
return null;
},
autoresize: function (state) {
void(state);
return false;
},
max_updates_to_recreate: function (state) {
void(state);
return 5000;
},
track_colors: function (state) {
void(state);
return true;
},
pixels_per_point: function (state) {
void(state);
return 3;
},
aspect_ratio: 100,
container_class: function (state) {
void(state);
return 'netdata-container-easypiechart';
}
},
"gauge": {
initialize: NETDATA.gaugeInitialize,
create: NETDATA.gaugeChartCreate,
update: NETDATA.gaugeChartUpdate,
resize: null,
setSelection: NETDATA.gaugeSetSelection,
clearSelection: NETDATA.gaugeClearSelection,
toolboxPanAndZoom: null,
initialized: false,
enabled: true,
xssRegexIgnore: new RegExp('^/api/v1/data\.result$'),
format: function (state) {
void(state);
return 'array';
},
options: function (state) {
void(state);
return 'absolute';
},
legend: function (state) {
void(state);
return null;
},
autoresize: function (state) {
void(state);
return false;
},
max_updates_to_recreate: function (state) {
void(state);
return 5000;
},
track_colors: function (state) {
void(state);
return true;
},
pixels_per_point: function (state) {
void(state);
return 3;
},
aspect_ratio: 60,
container_class: function (state) {
void(state);
return 'netdata-container-gauge';
}
},
"textonly": {
autoresize: function (state) {
void(state);
return false;
},
container_class: function (state) {
void(state);
return 'netdata-container';
},
create: NETDATA.textOnlyCreate,
enabled: true,
format: function (state) {
void(state);
return 'array';
},
initialized: true,
initialize: function (callback) {
callback();
},
legend: function (state) {
void(state);
return null;
},
max_updates_to_recreate: function (state) {
void(state);
return 5000;
},
options: function (state) {
void(state);
return 'absolute';
},
pixels_per_point: function (state) {
void(state);
return 3;
},
track_colors: function (state) {
void(state);
return false;
},
update: NETDATA.textOnlyUpdate,
xssRegexIgnore: new RegExp('^/api/v1/data\.result$'),
}
};
NETDATA.registerChartLibrary = function (library, url) {
if (NETDATA.options.debug.libraries) {
console.log("registering chart library: " + library);
}
NETDATA.chartLibraries[library].url = url;
NETDATA.chartLibraries[library].initialized = true;
NETDATA.chartLibraries[library].enabled = true;
};
// *** src/dashboard.js/chart-registry.js
// Chart Registry
// When multiple charts need the same chart, we avoid downloading it
// multiple times (and having it in browser memory multiple time)
// by using this registry.
// Every time we download a chart definition, we save it here with .add()
// Then we try to get it back with .get(). If that fails, we download it.
NETDATA.fixHost = function (host) {
while (host.slice(-1) === '/') {
host = host.substring(0, host.length - 1);
}
return host;
};
NETDATA.chartRegistry = {
charts: {},
globalReset: function () {
this.charts = {};
},
add: function (host, id, data) {
if (typeof this.charts[host] === 'undefined') {
this.charts[host] = {};
}
//console.log('added ' + host + '/' + id);
this.charts[host][id] = data;
},
get: function (host, id) {
if (typeof this.charts[host] === 'undefined') {
return null;
}
if (typeof this.charts[host][id] === 'undefined') {
return null;
}
//console.log('cached ' + host + '/' + id);
return this.charts[host][id];
},
downloadAll: function (host, callback) {
host = NETDATA.fixHost(host);
let self = this;
function got_data(h, data, callback) {
if (data !== null) {
self.charts[h] = data.charts;
// update the server timezone in our options
if (typeof data.timezone === 'string') {
NETDATA.options.server_timezone = data.timezone;
}
} else {
NETDATA.error(406, h + '/api/v1/charts');
}
if (typeof callback === 'function') {
callback(data);
}
}
if (netdataSnapshotData !== null) {
got_data(host, netdataSnapshotData.charts, callback);
} else {
$.ajax({
url: host + '/api/v1/charts',
async: true,
cache: false,
xhrFields: {withCredentials: true} // required for the cookie
})
.done(function (data) {
data = NETDATA.xss.checkOptional('/api/v1/charts', data);
got_data(host, data, callback);
})
.fail(function () {
NETDATA.error(405, host + '/api/v1/charts');
if (typeof callback === 'function') {
callback(null);
}
});
}
}
};
// Compute common (joint) values over multiple charts.
// commonMin & commonMax
NETDATA.commonMin = {
keys: {},
latest: {},
globalReset: function () {
this.keys = {};
this.latest = {};
},
get: function (state) {
if (typeof state.tmp.__commonMin === 'undefined') {
// get the commonMin setting
state.tmp.__commonMin = NETDATA.dataAttribute(state.element, 'common-min', null);
}
let min = state.data.min;
let name = state.tmp.__commonMin;
if (name === null) {
// we don't need commonMin
//state.log('no need for commonMin');
return min;
}
let t = this.keys[name];
if (typeof t === 'undefined') {
// add our commonMin
this.keys[name] = {};
t = this.keys[name];
}
let uuid = state.uuid;
if (typeof t[uuid] !== 'undefined') {
if (t[uuid] === min) {
//state.log('commonMin ' + state.tmp.__commonMin + ' not changed: ' + this.latest[name]);
return this.latest[name];
} else if (min < this.latest[name]) {
//state.log('commonMin ' + state.tmp.__commonMin + ' increased: ' + min);
t[uuid] = min;
this.latest[name] = min;
return min;
}
}
// add our min
t[uuid] = min;
// find the common min
let m = min;
// for (let i in t) {
// if (t.hasOwnProperty(i) && t[i] < m) m = t[i];
// }
for (var ti of Object.values(t)) {
if (ti < m) {
m = ti;
}
}
//state.log('commonMin ' + state.tmp.__commonMin + ' updated: ' + m);
this.latest[name] = m;
return m;
}
};
NETDATA.commonMax = {
keys: {},
latest: {},
globalReset: function () {
this.keys = {};
this.latest = {};
},
get: function (state) {
if (typeof state.tmp.__commonMax === 'undefined') {
// get the commonMax setting
state.tmp.__commonMax = NETDATA.dataAttribute(state.element, 'common-max', null);
}
let max = state.data.max;
let name = state.tmp.__commonMax;
if (name === null) {
// we don't need commonMax
//state.log('no need for commonMax');
return max;
}
let t = this.keys[name];
if (typeof t === 'undefined') {
// add our commonMax
this.keys[name] = {};
t = this.keys[name];
}
let uuid = state.uuid;
if (typeof t[uuid] !== 'undefined') {
if (t[uuid] === max) {
//state.log('commonMax ' + state.tmp.__commonMax + ' not changed: ' + this.latest[name]);
return this.latest[name];
} else if (max > this.latest[name]) {
//state.log('commonMax ' + state.tmp.__commonMax + ' increased: ' + max);
t[uuid] = max;
this.latest[name] = max;
return max;
}
}
// add our max
t[uuid] = max;
// find the common max
let m = max;
// for (let i in t) {
// if (t.hasOwnProperty(i) && t[i] > m) m = t[i];
// }
for (var ti of Object.values(t)) {
if (ti > m) {
m = ti;
}
}
//state.log('commonMax ' + state.tmp.__commonMax + ' updated: ' + m);
this.latest[name] = m;
return m;
}
};
NETDATA.commonColors = {
keys: {},
globalReset: function () {
this.keys = {};
},
get: function (state, label) {
let ret = this.refill(state);
if (typeof ret.assigned[label] === 'undefined') {
ret.assigned[label] = ret.available.shift();
}
return ret.assigned[label];
},
refill: function (state) {
let ret, len;
if (typeof state.tmp.__commonColors === 'undefined') {
ret = this.prepare(state);
} else {
ret = this.keys[state.tmp.__commonColors];
if (typeof ret === 'undefined') {
ret = this.prepare(state);
}
}
if (ret.available.length === 0) {
if (ret.copy_theme || ret.custom.length === 0) {
// copy the theme colors
len = NETDATA.themes.current.colors.length;
while (len--) {
ret.available.unshift(NETDATA.themes.current.colors[len]);
}
}
// copy the custom colors
len = ret.custom.length;
while (len--) {
ret.available.unshift(ret.custom[len]);
}
}
state.colors_assigned = ret.assigned;
state.colors_available = ret.available;
state.colors_custom = ret.custom;
return ret;
},
__read_custom_colors: function (state, ret) {
// add the user supplied colors
let c = NETDATA.dataAttribute(state.element, 'colors', undefined);
if (typeof c === 'string' && c.length > 0) {
c = c.split(' ');
let len = c.length;
if (len > 0 && c[len - 1] === 'ONLY') {
len--;
ret.copy_theme = false;
}
while (len--) {
ret.custom.unshift(c[len]);
}
}
},
prepare: function (state) {
let has_custom_colors = false;
if (typeof state.tmp.__commonColors === 'undefined') {
let defname = state.chart.context;
// if this chart has data-colors=""
// we should use the chart uuid as the default key (private palette)
// (data-common-colors="NAME" will be used anyways)
let c = NETDATA.dataAttribute(state.element, 'colors', undefined);
if (typeof c === 'string' && c.length > 0) {
defname = state.uuid;
has_custom_colors = true;
}
// get the commonColors setting
state.tmp.__commonColors = NETDATA.dataAttribute(state.element, 'common-colors', defname);
}
let name = state.tmp.__commonColors;
let ret = this.keys[name];
if (typeof ret === 'undefined') {
// add our commonMax
this.keys[name] = {
assigned: {}, // name-value of dimensions and their colors
available: [], // an array of colors available to be used
custom: [], // the array of colors defined by the user
charts: {}, // the charts linked to this
copy_theme: true
};
ret = this.keys[name];
}
if (typeof ret.charts[state.uuid] === 'undefined') {
ret.charts[state.uuid] = state;
if (has_custom_colors) {
this.__read_custom_colors(state, ret);
}
}
return ret;
}
};
// *** src/dashboard.js/main.js
// Codacy declarations
/* global clipboard */
/* global Ps */
if (NETDATA.options.debug.main_loop) {
console.log('welcome to NETDATA');
}
NETDATA.onresizeCallback = null;
NETDATA.onresize = function () {
NETDATA.options.last_page_resize = Date.now();
NETDATA.onscroll();
if (typeof NETDATA.onresizeCallback === 'function') {
NETDATA.onresizeCallback();
}
};
NETDATA.abortAllRefreshes = function () {
let targets = NETDATA.options.targets;
let len = targets.length;
while (len--) {
if (targets[len].fetching_data) {
if (typeof targets[len].xhr !== 'undefined') {
targets[len].xhr.abort();
targets[len].running = false;
targets[len].fetching_data = false;
}
}
}
};
NETDATA.onscrollStartDelay = function () {
NETDATA.options.last_page_scroll = Date.now();
NETDATA.options.on_scroll_refresher_stop_until =
NETDATA.options.last_page_scroll
+ (NETDATA.options.current.async_on_scroll ? 1000 : 0);
};
NETDATA.onscrollEndDelay = function () {
NETDATA.options.on_scroll_refresher_stop_until =
Date.now()
+ (NETDATA.options.current.async_on_scroll ? NETDATA.options.current.onscroll_worker_duration_threshold : 0);
};
NETDATA.onscroll_updater_timeout_id = undefined;
NETDATA.onscrollUpdater = function () {
NETDATA.globalSelectionSync.stop();
if (NETDATA.options.abort_ajax_on_scroll) {
NETDATA.abortAllRefreshes();
}
// when the user scrolls he sees that we have
// hidden all the not-visible charts
// using this little function we try to switch
// the charts back to visible quickly
if (!NETDATA.intersectionObserver.enabled()) {
if (!NETDATA.options.current.parallel_refresher) {
let targets = NETDATA.options.targets;
let len = targets.length;
while (len--) {
if (!targets[len].running) {
targets[len].isVisible();
}
}
}
}
NETDATA.onscrollEndDelay();
};
NETDATA.scrollUp = false;
NETDATA.scrollY = window.scrollY;
NETDATA.onscroll = function () {
//console.log('onscroll() begin');
NETDATA.onscrollStartDelay();
NETDATA.chartRefresherReschedule();
NETDATA.scrollUp = (window.scrollY > NETDATA.scrollY);
NETDATA.scrollY = window.scrollY;
if (NETDATA.onscroll_updater_timeout_id) {
NETDATA.timeout.clear(NETDATA.onscroll_updater_timeout_id);
}
NETDATA.onscroll_updater_timeout_id = NETDATA.timeout.set(NETDATA.onscrollUpdater, 0);
//console.log('onscroll() end');
};
NETDATA.supportsPassiveEvents = function () {
if (NETDATA.options.passive_events === null) {
let supportsPassive = false;
try {
let opts = Object.defineProperty({}, 'passive', {
get: function () {
supportsPassive = true;
}
});
window.addEventListener("test", null, opts);
} catch (e) {
console.log('browser does not support passive events');
}
NETDATA.options.passive_events = supportsPassive;
}
// console.log('passive ' + NETDATA.options.passive_events);
return NETDATA.options.passive_events;
};
window.addEventListener('resize', NETDATA.onresize, NETDATA.supportsPassiveEvents() ? {passive: true} : false);
window.addEventListener('scroll', NETDATA.onscroll, NETDATA.supportsPassiveEvents() ? {passive: true} : false);
// window.onresize = NETDATA.onresize;
// window.onscroll = NETDATA.onscroll;
// ----------------------------------------------------------------------------------------------------------------
// Global Pan and Zoom on charts
// Using this structure are synchronize all the charts, so that
// when you pan or zoom one, all others are automatically refreshed
// to the same timespan.
NETDATA.globalPanAndZoom = {
seq: 0, // timestamp ms
// every time a chart is panned or zoomed
// we set the timestamp here
// then we use it as a sequence number
// to find if other charts are synchronized
// to this time-range
master: null, // the master chart (state), to which all others
// are synchronized
force_before_ms: null, // the timespan to sync all other charts
force_after_ms: null,
callback: null,
globalReset: function () {
this.clearMaster();
this.seq = 0;
this.master = null;
this.force_after_ms = null;
this.force_before_ms = null;
this.callback = null;
},
delay: function () {
if (NETDATA.options.debug.globalPanAndZoom) {
console.log('globalPanAndZoom.delay()');
}
NETDATA.options.auto_refresher_stop_until = Date.now() + NETDATA.options.current.global_pan_sync_time;
},
// set a new master
setMaster: function (state, after, before) {
this.delay();
if (!NETDATA.options.current.sync_pan_and_zoom) {
return;
}
if (this.master === null) {
if (NETDATA.options.debug.globalPanAndZoom) {
console.log('globalPanAndZoom.setMaster(' + state.id + ', ' + after + ', ' + before + ') SET MASTER');
}
} else if (this.master !== state) {
if (NETDATA.options.debug.globalPanAndZoom) {
console.log('globalPanAndZoom.setMaster(' + state.id + ', ' + after + ', ' + before + ') CHANGED MASTER');
}
this.master.resetChart(true, true);
}
let now = Date.now();
this.master = state;
this.seq = now;
this.force_after_ms = after;
this.force_before_ms = before;
if (typeof this.callback === 'function') {
this.callback(true, after, before);
}
},
// clear the master
clearMaster: function () {
// if (NETDATA.options.debug.globalPanAndZoom === true)
// console.log('globalPanAndZoom.clearMaster()');
if (NETDATA.options.debug.globalPanAndZoom) {
console.log('globalPanAndZoom.clearMaster()');
}
if (this.master !== null) {
let st = this.master;
this.master = null;
st.resetChart();
}
this.master = null;
this.seq = 0;
this.force_after_ms = null;
this.force_before_ms = null;
NETDATA.options.auto_refresher_stop_until = 0;
if (typeof this.callback === 'function') {
this.callback(false, 0, 0);
}
},
// is the given state the master of the global
// pan and zoom sync?
isMaster: function (state) {
return (this.master === state);
},
// are we currently have a global pan and zoom sync?
isActive: function () {
return (this.master !== null && this.force_before_ms !== null && this.force_after_ms !== null && this.seq !== 0);
},
// check if a chart, other than the master
// needs to be refreshed, due to the global pan and zoom
shouldBeAutoRefreshed: function (state) {
if (this.master === null || this.seq === 0) {
return false;
}
//if (state.needsRecreation())
// return true;
return (state.tm.pan_and_zoom_seq !== this.seq);
}
};
// ----------------------------------------------------------------------------------------------------------------
// global chart underlay (time-frame highlighting)
NETDATA.globalChartUnderlay = {
callback: null, // what to call when a highlighted range is setup
after: null, // highlight after this time
before: null, // highlight before this time
view_after: null, // the charts after_ms viewport when the highlight was setup
view_before: null, // the charts before_ms viewport, when the highlight was setup
state: null, // the chart the highlight was setup
isActive: function () {
return (this.after !== null && this.before !== null);
},
hasViewport: function () {
return (this.state !== null && this.view_after !== null && this.view_before !== null);
},
init: function (state, after, before, view_after, view_before) {
this.state = (typeof state !== 'undefined') ? state : null;
this.after = (typeof after !== 'undefined' && after !== null && after > 0) ? after : null;
this.before = (typeof before !== 'undefined' && before !== null && before > 0) ? before : null;
this.view_after = (typeof view_after !== 'undefined' && view_after !== null && view_after > 0) ? view_after : null;
this.view_before = (typeof view_before !== 'undefined' && view_before !== null && view_before > 0) ? view_before : null;
},
setup: function () {
if (this.isActive()) {
if (this.state === null) {
this.state = NETDATA.options.targets[0];
}
if (typeof this.callback === 'function') {
this.callback(true, this.after, this.before);
}
} else {
if (typeof this.callback === 'function') {
this.callback(false, 0, 0);
}
}
},
set: function (state, after, before, view_after, view_before) {
if (after > before) {
let t = after;
after = before;
before = t;
}
this.init(state, after, before, view_after, view_before);
// if (this.hasViewport() === true)
// NETDATA.globalPanAndZoom.setMaster(this.state, this.view_after, this.view_before);
if (this.hasViewport()) {
NETDATA.globalPanAndZoom.setMaster(this.state, this.view_after, this.view_before);
}
this.setup();
},
clear: function () {
this.after = null;
this.before = null;
this.state = null;
this.view_after = null;
this.view_before = null;
if (typeof this.callback === 'function') {
this.callback(false, 0, 0);
}
},
focus: function () {
if (this.isActive() && this.hasViewport()) {
if (this.state === null) {
this.state = NETDATA.options.targets[0];
}
if (NETDATA.globalPanAndZoom.isMaster(this.state)) {
NETDATA.globalPanAndZoom.clearMaster();
}
NETDATA.globalPanAndZoom.setMaster(this.state, this.view_after, this.view_before, true);
}
}
};
// ----------------------------------------------------------------------------------------------------------------
// dimensions selection
// TODO
// move color assignment to dimensions, here
let dimensionStatus = function (parent, label, name_div, value_div, color) {
this.enabled = false;
this.parent = parent;
this.label = label;
this.name_div = null;
this.value_div = null;
this.color = NETDATA.themes.current.foreground;
this.selected = (parent.unselected_count === 0);
this.setOptions(name_div, value_div, color);
};
dimensionStatus.prototype.invalidate = function () {
this.name_div = null;
this.value_div = null;
this.enabled = false;
};
dimensionStatus.prototype.setOptions = function (name_div, value_div, color) {
this.color = color;
if (this.name_div !== name_div) {
this.name_div = name_div;
this.name_div.title = this.label;
this.name_div.style.setProperty('color', this.color, 'important');
if (!this.selected) {
this.name_div.className = 'netdata-legend-name not-selected';
} else {
this.name_div.className = 'netdata-legend-name selected';
}
}
if (this.value_div !== value_div) {
this.value_div = value_div;
this.value_div.title = this.label;
this.value_div.style.setProperty('color', this.color, 'important');
if (!this.selected) {
this.value_div.className = 'netdata-legend-value not-selected';
} else {
this.value_div.className = 'netdata-legend-value selected';
}
}
this.enabled = true;
this.setHandler();
};
dimensionStatus.prototype.setHandler = function () {
if (!this.enabled) {
return;
}
let ds = this;
// this.name_div.onmousedown = this.value_div.onmousedown = function(e) {
this.name_div.onclick = this.value_div.onclick = function (e) {
e.preventDefault();
if (ds.isSelected()) {
// this is selected
if (e.shiftKey || e.ctrlKey) {
// control or shift key is pressed -> unselect this (except is none will remain selected, in which case select all)
ds.unselect();
if (ds.parent.countSelected() === 0) {
ds.parent.selectAll();
}
} else {
// no key is pressed -> select only this (except if it is the only selected already, in which case select all)
if (ds.parent.countSelected() === 1) {
ds.parent.selectAll();
} else {
ds.parent.selectNone();
ds.select();
}
}
}
else {
// this is not selected
if (e.shiftKey || e.ctrlKey) {
// control or shift key is pressed -> select this too
ds.select();
} else {
// no key is pressed -> select only this
ds.parent.selectNone();
ds.select();
}
}
ds.parent.state.redrawChart();
}
};
dimensionStatus.prototype.select = function () {
if (!this.enabled) {
return;
}
this.name_div.className = 'netdata-legend-name selected';
this.value_div.className = 'netdata-legend-value selected';
this.selected = true;
};
dimensionStatus.prototype.unselect = function () {
if (!this.enabled) {
return;
}
this.name_div.className = 'netdata-legend-name not-selected';
this.value_div.className = 'netdata-legend-value hidden';
this.selected = false;
};
dimensionStatus.prototype.isSelected = function () {
// return(this.enabled === true && this.selected === true);
return this.enabled && this.selected;
};
// ----------------------------------------------------------------------------------------------------------------
let dimensionsVisibility = function (state) {
this.state = state;
this.len = 0;
this.dimensions = {};
this.selected_count = 0;
this.unselected_count = 0;
};
dimensionsVisibility.prototype.dimensionAdd = function (label, name_div, value_div, color) {
if (typeof this.dimensions[label] === 'undefined') {
this.len++;
this.dimensions[label] = new dimensionStatus(this, label, name_div, value_div, color);
} else {
this.dimensions[label].setOptions(name_div, value_div, color);
}
return this.dimensions[label];
};
dimensionsVisibility.prototype.dimensionGet = function (label) {
return this.dimensions[label];
};
dimensionsVisibility.prototype.invalidateAll = function () {
let keys = Object.keys(this.dimensions);
let len = keys.length;
while (len--) {
this.dimensions[keys[len]].invalidate();
}
};
dimensionsVisibility.prototype.selectAll = function () {
let keys = Object.keys(this.dimensions);
let len = keys.length;
while (len--) {
this.dimensions[keys[len]].select();
}
};
dimensionsVisibility.prototype.countSelected = function () {
let selected = 0;
let keys = Object.keys(this.dimensions);
let len = keys.length;
while (len--) {
if (this.dimensions[keys[len]].isSelected()) {
selected++;
}
}
return selected;
};
dimensionsVisibility.prototype.selectNone = function () {
let keys = Object.keys(this.dimensions);
let len = keys.length;
while (len--) {
this.dimensions[keys[len]].unselect();
}
};
dimensionsVisibility.prototype.selected2BooleanArray = function (array) {
let ret = [];
this.selected_count = 0;
this.unselected_count = 0;
let len = array.length;
while (len--) {
let ds = this.dimensions[array[len]];
if (typeof ds === 'undefined') {
// console.log(array[i] + ' is not found');
ret.unshift(false);
} else if (ds.isSelected()) {
ret.unshift(true);
this.selected_count++;
} else {
ret.unshift(false);
this.unselected_count++;
}
}
if (this.selected_count === 0 && this.unselected_count !== 0) {
this.selectAll();
return this.selected2BooleanArray(array);
}
return ret;
};
// ----------------------------------------------------------------------------------------------------------------
// date/time conversion
NETDATA.dateTime = {
using_timezone: false,
// these are the old netdata functions
// we fallback to these, if the new ones fail
localeDateStringNative: function (d) {
return d.toLocaleDateString();
},
localeTimeStringNative: function (d) {
return d.toLocaleTimeString();
},
xAxisTimeStringNative: function (d) {
return NETDATA.zeropad(d.getHours()) + ":"
+ NETDATA.zeropad(d.getMinutes()) + ":"
+ NETDATA.zeropad(d.getSeconds());
},
// initialize the new date/time conversion
// functions.
// if this fails, we fallback to the above
init: function (timezone) {
//console.log('init with timezone: ' + timezone);
// detect browser timezone
try {
NETDATA.options.browser_timezone = Intl.DateTimeFormat().resolvedOptions().timeZone;
} catch (e) {
console.log('failed to detect browser timezone: ' + e.toString());
NETDATA.options.browser_timezone = 'cannot-detect-it';
}
let ret = false;
try {
let dateOptions = {
localeMatcher: 'best fit',
formatMatcher: 'best fit',
weekday: 'short',
year: 'numeric',
month: 'short',
day: '2-digit'
};
let timeOptions = {
localeMatcher: 'best fit',
hour12: false,
formatMatcher: 'best fit',
hour: '2-digit',
minute: '2-digit',
second: '2-digit'
};
let xAxisOptions = {
localeMatcher: 'best fit',
hour12: false,
formatMatcher: 'best fit',
hour: '2-digit',
minute: '2-digit',
second: '2-digit'
};
if (typeof timezone === 'string' && timezone !== '' && timezone !== 'default') {
dateOptions.timeZone = timezone;
timeOptions.timeZone = timezone;
timeOptions.timeZoneName = 'short';
xAxisOptions.timeZone = timezone;
this.using_timezone = true;
} else {
timezone = 'default';
this.using_timezone = false;
}
this.dateFormat = new Intl.DateTimeFormat(navigator.language, dateOptions);
this.timeFormat = new Intl.DateTimeFormat(navigator.language, timeOptions);
this.xAxisFormat = new Intl.DateTimeFormat(navigator.language, xAxisOptions);
this.localeDateString = function (d) {
return this.dateFormat.format(d);
};
this.localeTimeString = function (d) {
return this.timeFormat.format(d);
};
this.xAxisTimeString = function (d) {
return this.xAxisFormat.format(d);
};
//let d = new Date();
//let t = this.dateFormat.format(d) + ' ' + this.timeFormat.format(d) + ' ' + this.xAxisFormat.format(d);
ret = true;
} catch (e) {
console.log('Cannot setup Date/Time formatting: ' + e.toString());
timezone = 'default';
this.localeDateString = this.localeDateStringNative;
this.localeTimeString = this.localeTimeStringNative;
this.xAxisTimeString = this.xAxisTimeStringNative;
this.using_timezone = false;
ret = false;
}
// save it
//console.log('init setOption timezone: ' + timezone);
NETDATA.setOption('timezone', timezone);
return ret;
}
};
NETDATA.dateTime.init(NETDATA.options.current.timezone);
// ----------------------------------------------------------------------------------------------------------------
// global selection sync
NETDATA.globalSelectionSync = {
state: null,
dontSyncBefore: 0,
last_t: 0,
slaves: [],
timeoutId: undefined,
globalReset: function () {
this.stop();
this.state = null;
this.dontSyncBefore = 0;
this.last_t = 0;
this.slaves = [];
this.timeoutId = undefined;
},
active: function () {
return (this.state !== null);
},
// return true if global selection sync can be enabled now
enabled: function () {
// console.log('enabled()');
// can we globally apply selection sync?
if (!NETDATA.options.current.sync_selection) {
return false;
}
return (this.dontSyncBefore <= Date.now());
},
// set the global selection sync master
setMaster: function (state) {
if (!this.enabled()) {
this.stop();
return;
}
if (this.state === state) {
return;
}
if (this.state !== null) {
this.stop();
}
if (NETDATA.options.debug.globalSelectionSync) {
console.log('globalSelectionSync.setMaster(' + state.id + ')');
}
state.selected = true;
this.state = state;
this.last_t = 0;
// find all slaves
let targets = NETDATA.intersectionObserver.targets();
this.slaves = [];
let len = targets.length;
while (len--) {
let st = targets[len];
if (this.state !== st && st.globalSelectionSyncIsEligible()) {
this.slaves.push(st);
}
}
// this.delay(100);
},
// stop global selection sync
stop: function () {
if (this.state !== null) {
if (NETDATA.options.debug.globalSelectionSync) {
console.log('globalSelectionSync.stop()');
}
let len = this.slaves.length;
while (len--) {
this.slaves[len].clearSelection();
}
this.state.clearSelection();
this.last_t = 0;
this.slaves = [];
this.state = null;
}
},
// delay global selection sync for some time
delay: function (ms) {
if (NETDATA.options.current.sync_selection) {
// if (NETDATA.options.debug.globalSelectionSync === true) {
if (NETDATA.options.debug.globalSelectionSync) {
console.log('globalSelectionSync.delay()');
}
if (typeof ms === 'number') {
this.dontSyncBefore = Date.now() + ms;
} else {
this.dontSyncBefore = Date.now() + NETDATA.options.current.sync_selection_delay;
}
}
},
__syncSlaves: function () {
// if (NETDATA.globalSelectionSync.enabled() === true) {
if (NETDATA.globalSelectionSync.enabled()) {
// if (NETDATA.options.debug.globalSelectionSync === true)
if (NETDATA.options.debug.globalSelectionSync) {
console.log('globalSelectionSync.__syncSlaves()');
}
let t = NETDATA.globalSelectionSync.last_t;
let len = NETDATA.globalSelectionSync.slaves.length;
while (len--) {
NETDATA.globalSelectionSync.slaves[len].setSelection(t);
}
this.timeoutId = undefined;
}
},
// sync all the visible charts to the given time
// this is to be called from the chart libraries
sync: function (state, t) {
// if (NETDATA.options.current.sync_selection === true) {
if (NETDATA.options.current.sync_selection) {
// if (NETDATA.options.debug.globalSelectionSync === true)
if (NETDATA.options.debug.globalSelectionSync) {
console.log('globalSelectionSync.sync(' + state.id + ', ' + t.toString() + ')');
}
this.setMaster(state);
if (t === this.last_t) {
return;
}
this.last_t = t;
if (state.foreignElementSelection !== null) {
state.foreignElementSelection.innerText = NETDATA.dateTime.localeDateString(t) + ' ' + NETDATA.dateTime.localeTimeString(t);
}
if (this.timeoutId) {
NETDATA.timeout.clear(this.timeoutId);
}
this.timeoutId = NETDATA.timeout.set(this.__syncSlaves, 0);
}
}
};
NETDATA.intersectionObserver = {
observer: null,
visible_targets: [],
options: {
root: null,
rootMargin: "0px",
threshold: null
},
enabled: function () {
return this.observer !== null;
},
globalReset: function () {
if (this.observer !== null) {
this.visible_targets = [];
this.observer.disconnect();
this.init();
}
},
targets: function () {
if (this.enabled() && this.visible_targets.length > 0) {
return this.visible_targets;
} else {
return NETDATA.options.targets;
}
},
switchChartVisibility: function () {
let old = this.__visibilityRatioOld;
if (old !== this.__visibilityRatio) {
if (old === 0 && this.__visibilityRatio > 0) {
this.unhideChart();
} else if (old > 0 && this.__visibilityRatio === 0) {
this.hideChart();
}
this.__visibilityRatioOld = this.__visibilityRatio;
}
},
handler: function (entries, observer) {
entries.forEach(function (entry) {
let state = NETDATA.chartState(entry.target);
let idx;
if (entry.intersectionRatio > 0) {
idx = NETDATA.intersectionObserver.visible_targets.indexOf(state);
if (idx === -1) {
if (NETDATA.scrollUp) {
NETDATA.intersectionObserver.visible_targets.push(state);
} else {
NETDATA.intersectionObserver.visible_targets.unshift(state);
}
}
else if (state.__visibilityRatio === 0) {
state.log("was not visible until now, but was already in visible_targets");
}
} else {
idx = NETDATA.intersectionObserver.visible_targets.indexOf(state);
if (idx !== -1) {
NETDATA.intersectionObserver.visible_targets.splice(idx, 1);
} else if (state.__visibilityRatio > 0) {
state.log("was visible, but not found in visible_targets");
}
}
state.__visibilityRatio = entry.intersectionRatio;
if (!NETDATA.options.current.async_on_scroll) {
if (window.requestIdleCallback) {
window.requestIdleCallback(function () {
NETDATA.intersectionObserver.switchChartVisibility.call(state);
}, {timeout: 100});
} else {
NETDATA.intersectionObserver.switchChartVisibility.call(state);
}
}
});
},
observe: function (state) {
if (this.enabled()) {
state.__visibilityRatioOld = 0;
state.__visibilityRatio = 0;
this.observer.observe(state.element);
state.isVisible = function () {
if (!NETDATA.options.current.update_only_visible) {
return true;
}
NETDATA.intersectionObserver.switchChartVisibility.call(this);
return this.__visibilityRatio > 0;
}
}
},
init: function () {
if (typeof netdataIntersectionObserver === 'undefined' || netdataIntersectionObserver) {
try {
this.observer = new IntersectionObserver(this.handler, this.options);
} catch (e) {
console.log("IntersectionObserver is not supported on this browser");
this.observer = null;
}
}
//else {
// console.log("IntersectionObserver is disabled");
//}
}
};
NETDATA.intersectionObserver.init();
// ----------------------------------------------------------------------------------------------------------------
// Our state object, where all per-chart values are stored
let chartState = function (element) {
this.element = element;
// IMPORTANT:
// all private functions should use 'that', instead of 'this'
// Alternatively, you can use arrow functions (related issue #4514)
let that = this;
// ============================================================================================================
// ERROR HANDLING
/* error() - private
* show an error instead of the chart
*/
let error = (msg) => {
let ret = true;
if (typeof netdataErrorCallback === 'function') {
ret = netdataErrorCallback('chart', this.id, msg);
}
if (ret) {
this.element.innerHTML = this.id + ': ' + msg;
this.enabled = false;
this.current = this.pan;
}
};
// console logging
this.log = function (msg) {
console.log(this.id + ' (' + this.library_name + ' ' + this.uuid + '): ' + msg);
};
this.debugLog = function (msg) {
if (this.debug) {
this.log(msg);
}
};
// ============================================================================================================
// EARLY INITIALIZATION
// These are variables that should exist even if the chart is never to be rendered.
// Be careful what you add here - there may be thousands of charts on the page.
// GUID - a unique identifier for the chart
this.uuid = NETDATA.guid();
// string - the name of chart
this.id = NETDATA.dataAttribute(this.element, 'netdata', undefined);
if (typeof this.id === 'undefined') {
error("netdata elements need data-netdata");
return;
}
// string - the key for localStorage settings
this.settings_id = NETDATA.dataAttribute(this.element, 'id', null);
// the user given dimensions of the element
this.width = NETDATA.dataAttribute(this.element, 'width', NETDATA.chartDefaults.width);
this.height = NETDATA.dataAttribute(this.element, 'height', NETDATA.chartDefaults.height);
this.height_original = this.height;
if (this.settings_id !== null) {
this.height = NETDATA.localStorageGet('chart_heights.' + this.settings_id, this.height, function (height) {
// this is the callback that will be called
// if and when the user resets all localStorage variables
// to their defaults
resizeChartToHeight(height);
});
}
// the chart library requested by the user
this.library_name = NETDATA.dataAttribute(this.element, 'chart-library', NETDATA.chartDefaults.library);
// check the requested library is available
// we don't initialize it here - it will be initialized when
// this chart will be first used
if (typeof NETDATA.chartLibraries[this.library_name] === 'undefined') {
NETDATA.error(402, this.library_name);
error('chart library "' + this.library_name + '" is not found');
this.enabled = false;
} else if (!NETDATA.chartLibraries[this.library_name].enabled) {
NETDATA.error(403, this.library_name);
error('chart library "' + this.library_name + '" is not enabled');
this.enabled = false;
} else {
this.library = NETDATA.chartLibraries[this.library_name];
}
this.auto = {
name: 'auto',
autorefresh: true,
force_update_at: 0, // the timestamp to force the update at
force_before_ms: null,
force_after_ms: null
};
this.pan = {
name: 'pan',
autorefresh: false,
force_update_at: 0, // the timestamp to force the update at
force_before_ms: null,
force_after_ms: null
};
this.zoom = {
name: 'zoom',
autorefresh: false,
force_update_at: 0, // the timestamp to force the update at
force_before_ms: null,
force_after_ms: null
};
// this is a pointer to one of the sub-classes below
// auto, pan, zoom
this.current = this.auto;
this.running = false; // boolean - true when the chart is being refreshed now
this.enabled = true; // boolean - is the chart enabled for refresh?
this.force_update_every = null; // number - overwrite the visualization update frequency of the chart
this.tmp = {};
this.foreignElementBefore = null;
this.foreignElementAfter = null;
this.foreignElementDuration = null;
this.foreignElementUpdateEvery = null;
this.foreignElementSelection = null;
// ============================================================================================================
// PRIVATE FUNCTIONS
// reset the runtime status variables to their defaults
const runtimeInit = () => {
this.paused = false; // boolean - is the chart paused for any reason?
this.selected = false; // boolean - is the chart shown a selection?
this.chart_created = false; // boolean - is the library.create() been called?
this.dom_created = false; // boolean - is the chart DOM been created?
this.fetching_data = false; // boolean - true while we fetch data via ajax
this.updates_counter = 0; // numeric - the number of refreshes made so far
this.updates_since_last_unhide = 0; // numeric - the number of refreshes made since the last time the chart was unhidden
this.updates_since_last_creation = 0; // numeric - the number of refreshes made since the last time the chart was created
this.tm = {
last_initialized: 0, // milliseconds - the timestamp it was last initialized
last_dom_created: 0, // milliseconds - the timestamp its DOM was last created
last_mode_switch: 0, // milliseconds - the timestamp it switched modes
last_info_downloaded: 0, // milliseconds - the timestamp we downloaded the chart
last_updated: 0, // the timestamp the chart last updated with data
pan_and_zoom_seq: 0, // the sequence number of the global synchronization
// between chart.
// Used with NETDATA.globalPanAndZoom.seq
last_visible_check: 0, // the time we last checked if it is visible
last_resized: 0, // the time the chart was resized
last_hidden: 0, // the time the chart was hidden
last_unhidden: 0, // the time the chart was unhidden
last_autorefreshed: 0 // the time the chart was last refreshed
};
this.data = null; // the last data as downloaded from the netdata server
this.data_url = 'invalid://'; // string - the last url used to update the chart
this.data_points = 0; // number - the number of points returned from netdata
this.data_after = 0; // milliseconds - the first timestamp of the data
this.data_before = 0; // milliseconds - the last timestamp of the data
this.data_update_every = 0; // milliseconds - the frequency to update the data
this.tmp = {}; // members that can be destroyed to save memory
};
// initialize all the variables that are required for the chart to be rendered
const lateInitialization = () => {
if (typeof this.host !== 'undefined') {
return;
}
// string - the netdata server URL, without any path
this.host = NETDATA.dataAttribute(this.element, 'host', NETDATA.serverDefault);
// make sure the host does not end with /
// all netdata API requests use absolute paths
while (this.host.slice(-1) === '/') {
this.host = this.host.substring(0, this.host.length - 1);
}
// string - the grouping method requested by the user
this.method = NETDATA.dataAttribute(this.element, 'method', NETDATA.chartDefaults.method);
this.gtime = NETDATA.dataAttribute(this.element, 'gtime', 0);
// the time-range requested by the user
this.after = NETDATA.dataAttribute(this.element, 'after', NETDATA.chartDefaults.after);
this.before = NETDATA.dataAttribute(this.element, 'before', NETDATA.chartDefaults.before);
// the pixels per point requested by the user
this.pixels_per_point = NETDATA.dataAttribute(this.element, 'pixels-per-point', 1);
this.points = NETDATA.dataAttribute(this.element, 'points', null);
// the forced update_every
this.force_update_every = NETDATA.dataAttribute(this.element, 'update-every', null);
if (typeof this.force_update_every !== 'number' || this.force_update_every <= 1) {
if (this.force_update_every !== null) {
this.log('ignoring invalid value of property data-update-every');
}
this.force_update_every = null;
} else {
this.force_update_every *= 1000;
}
// the dimensions requested by the user
this.dimensions = NETDATA.encodeURIComponent(NETDATA.dataAttribute(this.element, 'dimensions', null));
this.title = NETDATA.dataAttribute(this.element, 'title', null); // the title of the chart
this.units = NETDATA.dataAttribute(this.element, 'units', null); // the units of the chart dimensions
this.units_desired = NETDATA.dataAttribute(this.element, 'desired-units', NETDATA.options.current.units); // the units of the chart dimensions
this.units_current = this.units;
this.units_common = NETDATA.dataAttribute(this.element, 'common-units', null);
// additional options to pass to netdata
this.append_options = NETDATA.encodeURIComponent(NETDATA.dataAttribute(this.element, 'append-options', null));
// override options to pass to netdata
this.override_options = NETDATA.encodeURIComponent(NETDATA.dataAttribute(this.element, 'override-options', null));
this.debug = NETDATA.dataAttributeBoolean(this.element, 'debug', false);
this.value_decimal_detail = -1;
let d = NETDATA.dataAttribute(this.element, 'decimal-digits', -1);
if (typeof d === 'number') {
this.value_decimal_detail = d;
} else if (typeof d !== 'undefined') {
this.log('ignoring decimal-digits value: ' + d.toString());
}
// if we need to report the rendering speed
// find the element that needs to be updated
let refresh_dt_element_name = NETDATA.dataAttribute(this.element, 'dt-element-name', null); // string - the element to print refresh_dt_ms
if (refresh_dt_element_name !== null) {
this.refresh_dt_element = document.getElementById(refresh_dt_element_name) || null;
}
else {
this.refresh_dt_element = null;
}
this.dimensions_visibility = new dimensionsVisibility(that);
this.netdata_first = 0; // milliseconds - the first timestamp in netdata
this.netdata_last = 0; // milliseconds - the last timestamp in netdata
this.requested_after = null; // milliseconds - the timestamp of the request after param
this.requested_before = null; // milliseconds - the timestamp of the request before param
this.requested_padding = null;
this.view_after = 0;
this.view_before = 0;
this.refresh_dt_ms = 0; // milliseconds - the time the last refresh took
// how many retries we have made to load chart data from the server
this.retries_on_data_failures = 0;
// color management
this.colors = null;
this.colors_assigned = null;
this.colors_available = null;
this.colors_custom = null;
this.element_message = null; // the element already created by the user
this.element_chart = null; // the element with the chart
this.element_legend = null; // the element with the legend of the chart (if created by us)
this.element_legend_childs = {
content: null,
hidden: null,
title_date: null,
title_time: null,
title_units: null,
perfect_scroller: null, // the container to apply perfect scroller to
series: null
};
this.chart_url = null; // string - the url to download chart info
this.chart = null; // object - the chart as downloaded from the server
const getForeignElementById = (opt) => {
let id = NETDATA.dataAttribute(this.element, opt, null);
if (id === null) {
//this.log('option "' + opt + '" is undefined');
return null;
}
let el = document.getElementById(id);
if (typeof el === 'undefined') {
this.log('cannot find an element with name "' + id.toString() + '"');
return null;
}
return el;
};
this.foreignElementBefore = getForeignElementById('show-before-at');
this.foreignElementAfter = getForeignElementById('show-after-at');
this.foreignElementDuration = getForeignElementById('show-duration-at');
this.foreignElementUpdateEvery = getForeignElementById('show-update-every-at');
this.foreignElementSelection = getForeignElementById('show-selection-at');
};
const destroyDOM = () => {
if (!this.enabled) {
return;
}
if (this.debug) {
this.log('destroyDOM()');
}
// this.element.className = 'netdata-message icon';
// this.element.innerHTML = '<i class="fas fa-sync"></i> netdata';
this.element.innerHTML = '';
this.element_message = null;
this.element_legend = null;
this.element_chart = null;
this.element_legend_childs.series = null;
this.chart_created = false;
this.dom_created = false;
this.tm.last_resized = 0;
this.tm.last_dom_created = 0;
};
const maxMessageFontSize = () => {
let screenHeight = screen.height;
let el = this.element;
// normally we want a font size, as tall as the element
let h = el.clientHeight;
// but give it some air, 20% let's say, or 5 pixels min
let lost = Math.max(h * 0.2, 5);
h -= lost;
// center the text, vertically
let paddingTop = (lost - 5) / 2;
// but check the width too
// it should fit 10 characters in it
let w = el.clientWidth / 10;
if (h > w) {
paddingTop += (h - w) / 2;
h = w;
}
// and don't make it too huge
// 5% of the screen size is good
if (h > screenHeight / 20) {
paddingTop += (h - (screenHeight / 20)) / 2;
h = screenHeight / 20;
}
// set it
this.element_message.style.fontSize = h.toString() + 'px';
this.element_message.style.paddingTop = paddingTop.toString() + 'px';
};
const showMessageIcon = (icon) => {
this.element_message.innerHTML = icon;
maxMessageFontSize();
$(this.element_message).removeClass('hidden');
this.tmp.___messageHidden___ = undefined;
};
const showLoading = () => {
if (!this.chart_created) {
showMessageIcon(NETDATA.icons.loading + ' netdata');
return true;
}
return false;
};
let createDOM = () => {
if (!this.enabled) {
return;
}
lateInitialization();
destroyDOM();
if (this.debug) {
this.log('createDOM()');
}
this.element_message = document.createElement('div');
this.element_message.className = 'netdata-message icon hidden';
this.element.appendChild(this.element_message);
this.dom_created = true;
this.chart_created = false;
this.tm.last_dom_created = this.tm.last_resized = Date.now();
showLoading();
};
const initDOM = () => {
this.element.className = this.library.container_class(that);
if (typeof(this.width) === 'string') {
this.element.style.width = this.width;
} else if (typeof(this.width) === 'number') {
this.element.style.width = this.width.toString() + 'px';
}
if (typeof(this.library.aspect_ratio) === 'undefined') {
if (typeof(this.height) === 'string') {
this.element.style.height = this.height;
} else if (typeof(this.height) === 'number') {
this.element.style.height = this.height.toString() + 'px';
}
}
if (NETDATA.chartDefaults.min_width !== null) {
this.element.style.min_width = NETDATA.chartDefaults.min_width;
}
};
const invisibleSearchableText = () => {
return '<span style="position:absolute; opacity: 0; width: 0px;">' + this.id + '</span>';
};
/* init() private
* initialize state variables
* destroy all (possibly) created state elements
* create the basic DOM for a chart
*/
const init = (opt) => {
if (!this.enabled) {
return;
}
runtimeInit();
this.element.innerHTML = invisibleSearchableText();
this.tm.last_initialized = Date.now();
this.setMode('auto');
if (opt !== 'fast') {
if (this.isVisible(true) || opt === 'force') {
createDOM();
}
}
};
const hideMessage = () => {
if (typeof this.tmp.___messageHidden___ === 'undefined') {
this.tmp.___messageHidden___ = true;
$(this.element_message).addClass('hidden');
}
};
const showRendering = () => {
let icon;
if (this.chart !== null) {
if (this.chart.chart_type === 'line') {
icon = NETDATA.icons.lineChart;
} else {
icon = NETDATA.icons.areaChart;
}
}
else {
icon = NETDATA.icons.noChart;
}
showMessageIcon(icon + ' netdata' + invisibleSearchableText());
};
const isHidden = () => {
return (typeof this.tmp.___chartIsHidden___ !== 'undefined');
};
// hide the chart, when it is not visible - called from isVisible()
this.hideChart = function () {
// hide it, if it is not already hidden
if (isHidden()) {
return;
}
if (this.chart_created) {
if (NETDATA.options.current.show_help) {
if (this.element_legend_childs.toolbox !== null) {
if (this.debug) {
this.log('hideChart(): hidding legend popovers');
}
$(this.element_legend_childs.toolbox_left).popover('hide');
$(this.element_legend_childs.toolbox_reset).popover('hide');
$(this.element_legend_childs.toolbox_right).popover('hide');
$(this.element_legend_childs.toolbox_zoomin).popover('hide');
$(this.element_legend_childs.toolbox_zoomout).popover('hide');
}
if (this.element_legend_childs.resize_handler !== null) {
$(this.element_legend_childs.resize_handler).popover('hide');
}
if (this.element_legend_childs.content !== null) {
$(this.element_legend_childs.content).popover('hide');
}
}
if (NETDATA.options.current.destroy_on_hide) {
if (this.debug) {
this.log('hideChart(): initializing chart');
}
// we should destroy it
init('force');
} else {
if (this.debug) {
this.log('hideChart(): hiding chart');
}
showRendering();
this.element_chart.style.display = 'none';
this.element.style.willChange = 'auto';
if (this.element_legend !== null) {
this.element_legend.style.display = 'none';
}
if (this.element_legend_childs.toolbox !== null) {
this.element_legend_childs.toolbox.style.display = 'none';
}
if (this.element_legend_childs.resize_handler !== null) {
this.element_legend_childs.resize_handler.style.display = 'none';
}
this.tm.last_hidden = Date.now();
// de-allocate data
// This works, but I not sure there are no corner cases somewhere
// so it is commented - if the user has memory issues he can
// set Destroy on Hide for all charts
// this.data = null;
}
}
this.tmp.___chartIsHidden___ = true;
};
// unhide the chart, when it is visible - called from isVisible()
this.unhideChart = function () {
if (!isHidden()) {
return;
}
this.tmp.___chartIsHidden___ = undefined;
this.updates_since_last_unhide = 0;
if (!this.chart_created) {
if (this.debug) {
this.log('unhideChart(): initializing chart');
}
// we need to re-initialize it, to show our background
// logo in bootstrap tabs, until the chart loads
init('force');
} else {
if (this.debug) {
this.log('unhideChart(): unhiding chart');
}
this.element.style.willChange = 'transform';
this.tm.last_unhidden = Date.now();
this.element_chart.style.display = '';
if (this.element_legend !== null) {
this.element_legend.style.display = '';
}
if (this.element_legend_childs.toolbox !== null) {
this.element_legend_childs.toolbox.style.display = '';
}
if (this.element_legend_childs.resize_handler !== null) {
this.element_legend_childs.resize_handler.style.display = '';
}
resizeChart();
hideMessage();
}
if (this.__redraw_on_unhide) {
if (this.debug) {
this.log("redrawing chart on unhide");
}
this.__redraw_on_unhide = undefined;
this.redrawChart();
}
};
const canBeRendered = (uncached_visibility) => {
if (this.debug) {
this.log('canBeRendered() called');
}
if (!NETDATA.options.current.update_only_visible) {
return true;
}
let ret = (
(
NETDATA.options.page_is_visible ||
NETDATA.options.current.stop_updates_when_focus_is_lost === false ||
this.updates_since_last_unhide === 0
)
&& isHidden() === false && this.isVisible(uncached_visibility)
);
if (this.debug) {
this.log('canBeRendered(): ' + ret);
}
return ret;
};
// https://github.com/petkaantonov/bluebird/wiki/Optimization-killers
const callChartLibraryUpdateSafely = (data) => {
let status;
// we should not do this here
// if we prevent rendering the chart then:
// 1. globalSelectionSync will be wrong
// 2. globalPanAndZoom will be wrong
//if (canBeRendered(true) === false)
// return false;
if (NETDATA.options.fake_chart_rendering) {
return true;
}
this.updates_counter++;
this.updates_since_last_unhide++;
this.updates_since_last_creation++;
if (NETDATA.options.debug.chart_errors) {
status = this.library.update(that, data);
} else {
try {
status = this.library.update(that, data);
} catch (err) {
status = false;
}
}
if (!status) {
error('chart failed to be updated as ' + this.library_name);
return false;
}
return true;
};
// https://github.com/petkaantonov/bluebird/wiki/Optimization-killers
const callChartLibraryCreateSafely = (data) => {
let status;
// we should not do this here
// if we prevent rendering the chart then:
// 1. globalSelectionSync will be wrong
// 2. globalPanAndZoom will be wrong
//if (canBeRendered(true) === false)
// return false;
if (NETDATA.options.fake_chart_rendering) {
return true;
}
this.updates_counter++;
this.updates_since_last_unhide++;
this.updates_since_last_creation++;
if (NETDATA.options.debug.chart_errors) {
status = this.library.create(that, data);
} else {
try {
status = this.library.create(that, data);
} catch (err) {
status = false;
}
}
if (!status) {
error('chart failed to be created as ' + this.library_name);
return false;
}
this.chart_created = true;
this.updates_since_last_creation = 0;
return true;
};
// ----------------------------------------------------------------------------------------------------------------
// Chart Resize
// resizeChart() - private
// to be called just before the chart library to make sure that
// a properly sized dom is available
const resizeChart = () => {
if (this.tm.last_resized < NETDATA.options.last_page_resize) {
if (!this.chart_created) {
return;
}
if (this.needsRecreation()) {
if (this.debug) {
this.log('resizeChart(): initializing chart');
}
init('force');
} else if (typeof this.library.resize === 'function') {
if (this.debug) {
this.log('resizeChart(): resizing chart');
}
this.library.resize(that);
if (this.element_legend_childs.perfect_scroller !== null) {
Ps.update(this.element_legend_childs.perfect_scroller);
}
maxMessageFontSize();
}
this.tm.last_resized = Date.now();
}
};
// this is the actual chart resize algorithm
// it will:
// - resize the entire container
// - update the internal states
// - resize the chart as the div changes height
// - update the scrollbar of the legend
const resizeChartToHeight = (h) => {
// console.log(h);
this.element.style.height = h;
if (this.settings_id !== null) {
NETDATA.localStorageSet('chart_heights.' + this.settings_id, h);
}
let now = Date.now();
NETDATA.options.last_page_scroll = now;
NETDATA.options.auto_refresher_stop_until = now + NETDATA.options.current.stop_updates_while_resizing;
// force a resize
this.tm.last_resized = 0;
resizeChart();
};
this.resizeForPrint = function () {
if (typeof this.element_legend_childs !== 'undefined' && this.element_legend_childs.perfect_scroller !== null) {
let current = this.element.clientHeight;
let optimal = current
+ this.element_legend_childs.perfect_scroller.scrollHeight
- this.element_legend_childs.perfect_scroller.clientHeight;
if (optimal > current) {
// this.log('resized');
this.element.style.height = optimal + 'px';
this.library.resize(this);
}
}
};
this.resizeHandler = function (e) {
e.preventDefault();
if (typeof this.event_resize === 'undefined'
|| this.event_resize.chart_original_w === 'undefined'
|| this.event_resize.chart_original_h === 'undefined') {
this.event_resize = {
chart_original_w: this.element.clientWidth,
chart_original_h: this.element.clientHeight,
last: 0
};
}
if (e.type === 'touchstart') {
this.event_resize.mouse_start_x = e.touches.item(0).pageX;
this.event_resize.mouse_start_y = e.touches.item(0).pageY;
} else {
this.event_resize.mouse_start_x = e.clientX;
this.event_resize.mouse_start_y = e.clientY;
}
this.event_resize.chart_start_w = this.element.clientWidth;
this.event_resize.chart_start_h = this.element.clientHeight;
this.event_resize.chart_last_w = this.element.clientWidth;
this.event_resize.chart_last_h = this.element.clientHeight;
let now = Date.now();
if (now - this.event_resize.last <= NETDATA.options.current.double_click_speed && this.element_legend_childs.perfect_scroller !== null) {
// double click / double tap event
// console.dir(this.element_legend_childs.content);
// console.dir(this.element_legend_childs.perfect_scroller);
// the optimal height of the chart
// showing the entire legend
let optimal = this.event_resize.chart_last_h
+ this.element_legend_childs.perfect_scroller.scrollHeight
- this.element_legend_childs.perfect_scroller.clientHeight;
// if we are not optimal, be optimal
if (this.event_resize.chart_last_h !== optimal) {
// this.log('resize to optimal, current = ' + this.event_resize.chart_last_h.toString() + 'px, original = ' + this.event_resize.chart_original_h.toString() + 'px, optimal = ' + optimal.toString() + 'px, internal = ' + this.height_original.toString());
resizeChartToHeight(optimal.toString() + 'px');
}
// else if the current height is not the original/saved height
// reset to the original/saved height
else if (this.event_resize.chart_last_h !== this.event_resize.chart_original_h) {
// this.log('resize to original, current = ' + this.event_resize.chart_last_h.toString() + 'px, original = ' + this.event_resize.chart_original_h.toString() + 'px, optimal = ' + optimal.toString() + 'px, internal = ' + this.height_original.toString());
resizeChartToHeight(this.event_resize.chart_original_h.toString() + 'px');
}
// else if the current height is not the internal default height
// reset to the internal default height
else if ((this.event_resize.chart_last_h.toString() + 'px') !== this.height_original) {
// this.log('resize to internal default, current = ' + this.event_resize.chart_last_h.toString() + 'px, original = ' + this.event_resize.chart_original_h.toString() + 'px, optimal = ' + optimal.toString() + 'px, internal = ' + this.height_original.toString());
resizeChartToHeight(this.height_original.toString());
}
// else if the current height is not the firstchild's clientheight
// resize to it
else if (typeof this.element_legend_childs.perfect_scroller.firstChild !== 'undefined') {
let parent_rect = this.element.getBoundingClientRect();
let content_rect = this.element_legend_childs.perfect_scroller.firstElementChild.getBoundingClientRect();
let wanted = content_rect.top - parent_rect.top + this.element_legend_childs.perfect_scroller.firstChild.clientHeight + 18; // 15 = toolbox + 3 space
// console.log(parent_rect);
// console.log(content_rect);
// console.log(wanted);
// this.log('resize to firstChild, current = ' + this.event_resize.chart_last_h.toString() + 'px, original = ' + this.event_resize.chart_original_h.toString() + 'px, optimal = ' + optimal.toString() + 'px, internal = ' + this.height_original.toString() + 'px, firstChild = ' + wanted.toString() + 'px' );
if (this.event_resize.chart_last_h !== wanted) {
resizeChartToHeight(wanted.toString() + 'px');
}
}
} else {
this.event_resize.last = now;
// process movement event
document.onmousemove =
document.ontouchmove =
this.element_legend_childs.resize_handler.onmousemove =
this.element_legend_childs.resize_handler.ontouchmove =
function (e) {
let y = null;
switch (e.type) {
case 'mousemove':
y = e.clientY;
break;
case 'touchmove':
y = e.touches.item(e.touches - 1).pageY;
break;
}
if (y !== null) {
let newH = that.event_resize.chart_start_h + y - that.event_resize.mouse_start_y;
if (newH >= 70 && newH !== that.event_resize.chart_last_h) {
resizeChartToHeight(newH.toString() + 'px');
that.event_resize.chart_last_h = newH;
}
}
};
// process end event
document.onmouseup =
document.ontouchend =
this.element_legend_childs.resize_handler.onmouseup =
this.element_legend_childs.resize_handler.ontouchend =
function (e) {
void(e);
// remove all the hooks
document.onmouseup =
document.onmousemove =
document.ontouchmove =
document.ontouchend =
that.element_legend_childs.resize_handler.onmousemove =
that.element_legend_childs.resize_handler.ontouchmove =
that.element_legend_childs.resize_handler.onmouseout =
that.element_legend_childs.resize_handler.onmouseup =
that.element_legend_childs.resize_handler.ontouchend =
null;
// allow auto-refreshes
NETDATA.options.auto_refresher_stop_until = 0;
};
}
};
const noDataToShow = () => {
showMessageIcon(NETDATA.icons.noData + ' empty');
this.legendUpdateDOM();
this.tm.last_autorefreshed = Date.now();
// this.data_update_every = 30 * 1000;
//this.element_chart.style.display = 'none';
//if (this.element_legend !== null) this.element_legend.style.display = 'none';
//this.tmp.___chartIsHidden___ = true;
};
// ============================================================================================================
// PUBLIC FUNCTIONS
this.error = function (msg) {
error(msg);
};
this.setMode = function (m) {
if (this.current !== null && this.current.name === m) {
return;
}
if (m === 'auto') {
this.current = this.auto;
} else if (m === 'pan') {
this.current = this.pan;
} else if (m === 'zoom') {
this.current = this.zoom;
} else {
this.current = this.auto;
}
this.current.force_update_at = 0;
this.current.force_before_ms = null;
this.current.force_after_ms = null;
this.tm.last_mode_switch = Date.now();
};
// ----------------------------------------------------------------------------------------------------------------
// global selection sync for slaves
// can the chart participate to the global selection sync as a slave?
this.globalSelectionSyncIsEligible = function () {
return (
this.enabled &&
this.library !== null &&
typeof this.library.setSelection === 'function' &&
this.isVisible() &&
this.chart_created
);
};
this.setSelection = function (t) {
if (typeof this.library.setSelection === 'function') {
// this.selected = this.library.setSelection(this, t) === true;
this.selected = this.library.setSelection(this, t);
} else {
this.selected = true;
}
if (this.selected && this.debug) {
this.log('selection set to ' + t.toString());
}
if (this.foreignElementSelection !== null) {
this.foreignElementSelection.innerText = NETDATA.dateTime.localeDateString(t) + ' ' + NETDATA.dateTime.localeTimeString(t);
}
return this.selected;
};
this.clearSelection = function () {
if (this.selected) {
if (typeof this.library.clearSelection === 'function') {
this.selected = (this.library.clearSelection(this) !== true);
} else {
this.selected = false;
}
if (this.selected === false && this.debug) {
this.log('selection cleared');
}
if (this.foreignElementSelection !== null) {
this.foreignElementSelection.innerText = '';
}
this.legendReset();
}
return this.selected;
};
// ----------------------------------------------------------------------------------------------------------------
// find if a timestamp (ms) is shown in the current chart
this.timeIsVisible = function (t) {
return (t >= this.data_after && t <= this.data_before);
};
this.calculateRowForTime = function (t) {
if (!this.timeIsVisible(t)) {
return -1;
}
return Math.floor((t - this.data_after) / this.data_update_every);
};
// ----------------------------------------------------------------------------------------------------------------
this.pauseChart = function () {
if (!this.paused) {
if (this.debug) {
this.log('pauseChart()');
}
this.paused = true;
}
};
this.unpauseChart = function () {
if (this.paused) {
if (this.debug) {
this.log('unpauseChart()');
}
this.paused = false;
}
};
this.resetChart = function (dontClearMaster, dontUpdate) {
if (this.debug) {
this.log('resetChart(' + dontClearMaster + ', ' + dontUpdate + ') called');
}
if (typeof dontClearMaster === 'undefined') {
dontClearMaster = false;
}
if (typeof dontUpdate === 'undefined') {
dontUpdate = false;
}
if (dontClearMaster !== true && NETDATA.globalPanAndZoom.isMaster(this)) {
if (this.debug) {
this.log('resetChart() diverting to clearMaster().');
}
// this will call us back with master === true
NETDATA.globalPanAndZoom.clearMaster();
return;
}
this.clearSelection();
this.tm.pan_and_zoom_seq = 0;
this.setMode('auto');
this.current.force_update_at = 0;
this.current.force_before_ms = null;
this.current.force_after_ms = null;
this.tm.last_autorefreshed = 0;
this.paused = false;
this.selected = false;
this.enabled = true;
// this.debug = false;
// do not update the chart here
// or the chart will flip-flop when it is the master
// of a selection sync and another chart becomes
// the new master
if (dontUpdate !== true && this.isVisible()) {
this.updateChart();
}
};
this.updateChartPanOrZoom = function (after, before, callback) {
let logme = 'updateChartPanOrZoom(' + after + ', ' + before + '): ';
let ret = true;
NETDATA.globalPanAndZoom.delay();
NETDATA.globalSelectionSync.delay();
if (this.debug) {
this.log(logme);
}
if (before < after) {
if (this.debug) {
this.log(logme + 'flipped parameters, rejecting it.');
}
return false;
}
if (typeof this.fixed_min_duration === 'undefined') {
this.fixed_min_duration = Math.round((this.chartWidth() / 30) * this.chart.update_every * 1000);
}
let min_duration = this.fixed_min_duration;
let current_duration = Math.round(this.view_before - this.view_after);
// round the numbers
after = Math.round(after);
before = Math.round(before);
// align them to update_every
// stretching them further away
after -= after % this.data_update_every;
before += this.data_update_every - (before % this.data_update_every);
// the final wanted duration
let wanted_duration = before - after;
// to allow panning, accept just a point below our minimum
if ((current_duration - this.data_update_every) < min_duration) {
min_duration = current_duration - this.data_update_every;
}
// we do it, but we adjust to minimum size and return false
// when the wanted size is below the current and the minimum
// and we zoom
if (wanted_duration < current_duration && wanted_duration < min_duration) {
if (this.debug) {
this.log(logme + 'too small: min_duration: ' + (min_duration / 1000).toString() + ', wanted: ' + (wanted_duration / 1000).toString());
}
min_duration = this.fixed_min_duration;
let dt = (min_duration - wanted_duration) / 2;
before += dt;
after -= dt;
wanted_duration = before - after;
ret = false;
}
let tolerance = this.data_update_every * 2;
let movement = Math.abs(before - this.view_before);
if (Math.abs(current_duration - wanted_duration) <= tolerance && movement <= tolerance && ret) {
if (this.debug) {
this.log(logme + 'REJECTING UPDATE: current/min duration: ' + (current_duration / 1000).toString() + '/' + (this.fixed_min_duration / 1000).toString() + ', wanted duration: ' + (wanted_duration / 1000).toString() + ', duration diff: ' + (Math.round(Math.abs(current_duration - wanted_duration) / 1000)).toString() + ', movement: ' + (movement / 1000).toString() + ', tolerance: ' + (tolerance / 1000).toString() + ', returning: ' + false);
}
return false;
}
if (this.current.name === 'auto') {
this.log(logme + 'caller called me with mode: ' + this.current.name);
this.setMode('pan');
}
if (this.debug) {
this.log(logme + 'ACCEPTING UPDATE: current/min duration: ' + (current_duration / 1000).toString() + '/' + (this.fixed_min_duration / 1000).toString() + ', wanted duration: ' + (wanted_duration / 1000).toString() + ', duration diff: ' + (Math.round(Math.abs(current_duration - wanted_duration) / 1000)).toString() + ', movement: ' + (movement / 1000).toString() + ', tolerance: ' + (tolerance / 1000).toString() + ', returning: ' + ret);
}
this.current.force_update_at = Date.now() + NETDATA.options.current.pan_and_zoom_delay;
this.current.force_after_ms = after;
this.current.force_before_ms = before;
NETDATA.globalPanAndZoom.setMaster(this, after, before);
if (ret && typeof callback === 'function') {
callback();
}
return ret;
};
this.updateChartPanOrZoomAsyncTimeOutId = undefined;
this.updateChartPanOrZoomAsync = function (after, before, callback) {
NETDATA.globalPanAndZoom.delay();
NETDATA.globalSelectionSync.delay();
if (!NETDATA.globalPanAndZoom.isMaster(this)) {
this.pauseChart();
NETDATA.globalPanAndZoom.setMaster(this, after, before);
// NETDATA.globalSelectionSync.stop();
NETDATA.globalSelectionSync.setMaster(this);
}
if (this.updateChartPanOrZoomAsyncTimeOutId) {
NETDATA.timeout.clear(this.updateChartPanOrZoomAsyncTimeOutId);
}
NETDATA.timeout.set(function () {
that.updateChartPanOrZoomAsyncTimeOutId = undefined;
that.updateChartPanOrZoom(after, before, callback);
}, 0);
};
let _unitsConversionLastUnits = undefined;
let _unitsConversionLastUnitsDesired = undefined;
let _unitsConversionLastMin = undefined;
let _unitsConversionLastMax = undefined;
let _unitsConversion = function (value) {
return value;
};
this.unitsConversionSetup = function (min, max) {
if (this.units !== _unitsConversionLastUnits
|| this.units_desired !== _unitsConversionLastUnitsDesired
|| min !== _unitsConversionLastMin
|| max !== _unitsConversionLastMax) {
_unitsConversionLastUnits = this.units;
_unitsConversionLastUnitsDesired = this.units_desired;
_unitsConversionLastMin = min;
_unitsConversionLastMax = max;
_unitsConversion = NETDATA.unitsConversion.get(this.uuid, min, max, this.units, this.units_desired, this.units_common, function (units) {
// console.log('switching units from ' + that.units.toString() + ' to ' + units.toString());
that.units_current = units;
that.legendSetUnitsString(that.units_current);
});
}
};
let _legendFormatValueChartDecimalsLastMin = undefined;
let _legendFormatValueChartDecimalsLastMax = undefined;
let _legendFormatValueChartDecimals = -1;
let _intlNumberFormat = null;
this.legendFormatValueDecimalsFromMinMax = function (min, max) {
if (min === _legendFormatValueChartDecimalsLastMin && max === _legendFormatValueChartDecimalsLastMax) {
return;
}
this.unitsConversionSetup(min, max);
if (_unitsConversion !== null) {
min = _unitsConversion(min);
max = _unitsConversion(max);
if (typeof min !== 'number' || typeof max !== 'number') {
return;
}
}
_legendFormatValueChartDecimalsLastMin = min;
_legendFormatValueChartDecimalsLastMax = max;
let old = _legendFormatValueChartDecimals;
if (this.data !== null && this.data.min === this.data.max)
// it is a fixed number, let the visualizer decide based on the value
{
_legendFormatValueChartDecimals = -1;
} else if (this.value_decimal_detail !== -1)
// there is an override
{
_legendFormatValueChartDecimals = this.value_decimal_detail;
} else {
// ok, let's calculate the proper number of decimal points
let delta;
if (min === max) {
delta = Math.abs(min);
} else {
delta = Math.abs(max - min);
}
if (delta > 1000) {
_legendFormatValueChartDecimals = 0;
} else if (delta > 10) {
_legendFormatValueChartDecimals = 1;
} else if (delta > 1) {
_legendFormatValueChartDecimals = 2;
} else if (delta > 0.1) {
_legendFormatValueChartDecimals = 2;
} else if (delta > 0.01) {
_legendFormatValueChartDecimals = 4;
} else if (delta > 0.001) {
_legendFormatValueChartDecimals = 5;
} else if (delta > 0.0001) {
_legendFormatValueChartDecimals = 6;
} else {
_legendFormatValueChartDecimals = 7;
}
}
if (_legendFormatValueChartDecimals !== old) {
if (_legendFormatValueChartDecimals < 0) {
_intlNumberFormat = null;
} else {
_intlNumberFormat = NETDATA.fastNumberFormat.get(
_legendFormatValueChartDecimals,
_legendFormatValueChartDecimals
);
}
}
};
this.legendFormatValue = function (value) {
if (typeof value !== 'number') {
return '-';
}
value = _unitsConversion(value);
if (typeof value !== 'number') {
return value;
}
if (_intlNumberFormat !== null) {
return _intlNumberFormat.format(value);
}
let dmin, dmax;
if (this.value_decimal_detail !== -1) {
dmin = dmax = this.value_decimal_detail;
} else {
dmin = 0;
let abs = (value < 0) ? -value : value;
if (abs > 1000) {
dmax = 0;
} else if (abs > 10) {
dmax = 1;
} else if (abs > 1) {
dmax = 2;
} else if (abs > 0.1) {
dmax = 2;
} else if (abs > 0.01) {
dmax = 4;
} else if (abs > 0.001) {
dmax = 5;
} else if (abs > 0.0001) {
dmax = 6;
} else {
dmax = 7;
}
}
return NETDATA.fastNumberFormat.get(dmin, dmax).format(value);
};
this.legendSetLabelValue = function (label, value) {
let series = this.element_legend_childs.series[label];
if (typeof series === 'undefined') {
return;
}
if (series.value === null && series.user === null) {
return;
}
/*
// this slows down firefox and edge significantly
// since it requires to use innerHTML(), instead of innerText()
// if the value has not changed, skip DOM update
//if (series.last === value) return;
let s, r;
if (typeof value === 'number') {
let v = Math.abs(value);
s = r = this.legendFormatValue(value);
if (typeof series.last === 'number') {
if (v > series.last) s += '<i class="fas fa-angle-up" style="width: 8px; text-align: center; overflow: hidden; vertical-align: middle;"></i>';
else if (v < series.last) s += '<i class="fas fa-angle-down" style="width: 8px; text-align: center; overflow: hidden; vertical-align: middle;"></i>';
else s += '<i class="fas fa-angle-left" style="width: 8px; text-align: center; overflow: hidden; vertical-align: middle;"></i>';
}
else s += '<i class="fas fa-angle-right" style="width: 8px; text-align: center; overflow: hidden; vertical-align: middle;"></i>';
series.last = v;
}
else {
if (value === null)
s = r = '';
else
s = r = value;
series.last = value;
}
*/
let s = this.legendFormatValue(value);
// caching: do not update the update to show the same value again
if (s === series.last_shown_value) {
return;
}
series.last_shown_value = s;
if (series.value !== null) {
series.value.innerText = s;
}
if (series.user !== null) {
series.user.innerText = s;
}
};
this.legendSetDateString = function (date) {
if (this.element_legend_childs.title_date !== null && date !== this.tmp.__last_shown_legend_date) {
this.element_legend_childs.title_date.innerText = date;
this.tmp.__last_shown_legend_date = date;
}
};
this.legendSetTimeString = function (time) {
if (this.element_legend_childs.title_time !== null && time !== this.tmp.__last_shown_legend_time) {
this.element_legend_childs.title_time.innerText = time;
this.tmp.__last_shown_legend_time = time;
}
};
this.legendSetUnitsString = function (units) {
if (this.element_legend_childs.title_units !== null && units !== this.tmp.__last_shown_legend_units) {
this.element_legend_childs.title_units.innerText = units;
this.tmp.__last_shown_legend_units = units;
}
};
this.legendSetDateLast = {
ms: 0,
date: undefined,
time: undefined
};
this.legendSetDate = function (ms) {
if (typeof ms !== 'number') {
this.legendShowUndefined();
return;
}
if (this.legendSetDateLast.ms !== ms) {
let d = new Date(ms);
this.legendSetDateLast.ms = ms;
this.legendSetDateLast.date = NETDATA.dateTime.localeDateString(d);
this.legendSetDateLast.time = NETDATA.dateTime.localeTimeString(d);
}
this.legendSetDateString(this.legendSetDateLast.date);
this.legendSetTimeString(this.legendSetDateLast.time);
this.legendSetUnitsString(this.units_current)
};
this.legendShowUndefined = function () {
this.legendSetDateString(this.legendPluginModuleString(false));
this.legendSetTimeString(this.chart.context.toString());
// this.legendSetUnitsString(' ');
if (this.data && this.element_legend_childs.series !== null) {
let labels = this.data.dimension_names;
let i = labels.length;
while (i--) {
let label = labels[i];
if (typeof label === 'undefined' || typeof this.element_legend_childs.series[label] === 'undefined') {
continue;
}
this.legendSetLabelValue(label, null);
}
}
};
this.legendShowLatestValues = function () {
if (this.chart === null) {
return;
}
if (this.selected) {
return;
}
if (this.data === null || this.element_legend_childs.series === null) {
this.legendShowUndefined();
return;
}
let show_undefined = true;
if (Math.abs(this.netdata_last - this.view_before) <= this.data_update_every) {
show_undefined = false;
}
if (show_undefined) {
this.legendShowUndefined();
return;
}
this.legendSetDate(this.view_before);
let labels = this.data.dimension_names;
let i = labels.length;
while (i--) {
let label = labels[i];
if (typeof label === 'undefined') {
continue;
}
if (typeof this.element_legend_childs.series[label] === 'undefined') {
continue;
}
this.legendSetLabelValue(label, this.data.view_latest_values[i]);
}
};
this.legendReset = function () {
this.legendShowLatestValues();
};
// this should be called just ONCE per dimension per chart
this.__chartDimensionColor = function (label) {
let c = NETDATA.commonColors.get(this, label);
// it is important to maintain a list of colors
// for this chart only, since the chart library
// uses this to assign colors to dimensions in the same
// order the dimension are given to it
this.colors.push(c);
return c;
};
this.chartPrepareColorPalette = function () {
NETDATA.commonColors.refill(this);
};
// get the ordered list of chart colors
// this includes user defined colors
this.chartCustomColors = function () {
this.chartPrepareColorPalette();
let colors;
if (this.colors_custom.length) {
colors = this.colors_custom;
} else {
colors = this.colors;
}
if (this.debug) {
this.log("chartCustomColors() returns:");
this.log(colors);
}
return colors;
};
// get the ordered list of chart ASSIGNED colors
// (this returns only the colors that have been
// assigned to dimensions, prepended with any
// custom colors defined)
this.chartColors = function () {
this.chartPrepareColorPalette();
if (this.debug) {
this.log("chartColors() returns:");
this.log(this.colors);
}
return this.colors;
};
this.legendPluginModuleString = function (withContext) {
let str = ' ';
let context = '';
if (typeof this.chart !== 'undefined') {
if (withContext && typeof this.chart.context === 'string') {
context = this.chart.context;
}
if (typeof this.chart.plugin === 'string' && this.chart.plugin !== '') {
str = this.chart.plugin;
if (str.endsWith(".plugin")) {
str = str.substring(0, str.length - 7);
}
if (typeof this.chart.module === 'string' && this.chart.module !== '') {
str += ':' + this.chart.module;
}
if (withContext && context !== '') {
str += ', ' + context;
}
}
else if (withContext && context !== '') {
str = context;
}
}
return str;
};
this.legendResolutionTooltip = function () {
if (!this.chart) {
return '';
}
let collected = this.chart.update_every;
let viewed = (this.data) ? this.data.view_update_every : collected;
if (collected === viewed) {
return "resolution " + NETDATA.seconds4human(collected);
}
return "resolution " + NETDATA.seconds4human(viewed) + ", collected every " + NETDATA.seconds4human(collected);
};
this.legendUpdateDOM = function () {
let needed = false, dim, keys, len;
// check that the legend DOM is up to date for the downloaded dimensions
if (typeof this.element_legend_childs.series !== 'object' || this.element_legend_childs.series === null) {
// this.log('the legend does not have any series - requesting legend update');
needed = true;
} else if (this.data === null) {
// this.log('the chart does not have any data - requesting legend update');
needed = true;
} else if (typeof this.element_legend_childs.series.labels_key === 'undefined') {
needed = true;
} else {
let labels = this.data.dimension_names.toString();
if (labels !== this.element_legend_childs.series.labels_key) {
needed = true;
if (this.debug) {
this.log('NEW LABELS: "' + labels + '" NOT EQUAL OLD LABELS: "' + this.element_legend_childs.series.labels_key + '"');
}
}
}
if (!needed) {
// make sure colors available
this.chartPrepareColorPalette();
// do we have to update the current values?
// we do this, only when the visible chart is current
if (Math.abs(this.netdata_last - this.view_before) <= this.data_update_every) {
if (this.debug) {
this.log('chart is in latest position... updating values on legend...');
}
//let labels = this.data.dimension_names;
//let i = labels.length;
//while (i--)
// this.legendSetLabelValue(labels[i], this.data.view_latest_values[i]);
}
return;
}
if (this.colors === null) {
// this is the first time we update the chart
// let's assign colors to all dimensions
if (this.library.track_colors()) {
this.colors = [];
keys = Object.keys(this.chart.dimensions);
len = keys.length;
for (let i = 0; i < len; i++) {
NETDATA.commonColors.get(this, this.chart.dimensions[keys[i]].name);
}
}
}
// we will re-generate the colors for the chart
// based on the dimensions this result has data for
this.colors = [];
if (this.debug) {
this.log('updating Legend DOM');
}
// mark all dimensions as invalid
this.dimensions_visibility.invalidateAll();
const genLabel = function (state, parent, dim, name, count) {
let color = state.__chartDimensionColor(name);
let user_element = null;
let user_id = NETDATA.dataAttribute(state.element, 'show-value-of-' + name.toLowerCase() + '-at', null);
if (user_id === null) {
user_id = NETDATA.dataAttribute(state.element, 'show-value-of-' + dim.toLowerCase() + '-at', null);
}
if (user_id !== null) {
user_element = document.getElementById(user_id) || null;
if (user_element === null) {
state.log('Cannot find element with id: ' + user_id);
}
}
state.element_legend_childs.series[name] = {
name: document.createElement('span'),
value: document.createElement('span'),
user: user_element,
last: null,
last_shown_value: null
};
let label = state.element_legend_childs.series[name];
// create the dimension visibility tracking for this label
state.dimensions_visibility.dimensionAdd(name, label.name, label.value, color);
let rgb = NETDATA.colorHex2Rgb(color);
label.name.innerHTML = '<table class="netdata-legend-name-table-'
+ state.chart.chart_type
+ '" style="background-color: '
+ 'rgba(' + rgb.r + ',' + rgb.g + ',' + rgb.b + ',' + NETDATA.options.current['color_fill_opacity_' + state.chart.chart_type] + ') !important'
+ '"><tr class="netdata-legend-name-tr"><td class="netdata-legend-name-td"></td></tr></table>';
let text = document.createTextNode(' ' + name);
label.name.appendChild(text);
if (count > 0) {
parent.appendChild(document.createElement('br'));
}
parent.appendChild(label.name);
parent.appendChild(label.value);
};
let content = document.createElement('div');
if (this.element_chart === null) {
this.element_chart = document.createElement('div');
this.element_chart.id = this.library_name + '-' + this.uuid + '-chart';
this.element.appendChild(this.element_chart);
if (this.hasLegend()) {
this.element_chart.className = 'netdata-chart-with-legend-right netdata-' + this.library_name + '-chart-with-legend-right';
} else {
this.element_chart.className = ' netdata-chart netdata-' + this.library_name + '-chart';
}
}
if (this.hasLegend()) {
if (this.element_legend === null) {
this.element_legend = document.createElement('div');
this.element_legend.className = 'netdata-chart-legend netdata-' + this.library_name + '-legend';
this.element.appendChild(this.element_legend);
} else {
this.element_legend.innerHTML = '';
}
this.element_legend_childs = {
content: content,
resize_handler: null,
toolbox: null,
toolbox_left: null,
toolbox_right: null,
toolbox_reset: null,
toolbox_zoomin: null,
toolbox_zoomout: null,
toolbox_volume: null,
title_date: document.createElement('span'),
title_time: document.createElement('span'),
title_units: document.createElement('span'),
perfect_scroller: document.createElement('div'),
series: {}
};
if (NETDATA.options.current.legend_toolbox && this.library.toolboxPanAndZoom !== null) {
this.element_legend_childs.toolbox = document.createElement('div');
this.element_legend_childs.toolbox_left = document.createElement('div');
this.element_legend_childs.toolbox_right = document.createElement('div');
this.element_legend_childs.toolbox_reset = document.createElement('div');
this.element_legend_childs.toolbox_zoomin = document.createElement('div');
this.element_legend_childs.toolbox_zoomout = document.createElement('div');
this.element_legend_childs.toolbox_volume = document.createElement('div');
const getPanAndZoomStep = function (event) {
if (event.ctrlKey) {
return NETDATA.options.current.pan_and_zoom_factor * NETDATA.options.current.pan_and_zoom_factor_multiplier_control;
} else if (event.shiftKey) {
return NETDATA.options.current.pan_and_zoom_factor * NETDATA.options.current.pan_and_zoom_factor_multiplier_shift;
} else if (event.altKey) {
return NETDATA.options.current.pan_and_zoom_factor * NETDATA.options.current.pan_and_zoom_factor_multiplier_alt;
} else {
return NETDATA.options.current.pan_and_zoom_factor;
}
};
this.element_legend_childs.toolbox.className += ' netdata-legend-toolbox';
this.element.appendChild(this.element_legend_childs.toolbox);
this.element_legend_childs.toolbox_left.className += ' netdata-legend-toolbox-button';
this.element_legend_childs.toolbox_left.innerHTML = NETDATA.icons.left;
this.element_legend_childs.toolbox.appendChild(this.element_legend_childs.toolbox_left);
this.element_legend_childs.toolbox_left.onclick = function (e) {
e.preventDefault();
let step = (that.view_before - that.view_after) * getPanAndZoomStep(e);
let before = that.view_before - step;
let after = that.view_after - step;
if (after >= that.netdata_first) {
that.library.toolboxPanAndZoom(that, after, before);
}
};
if (NETDATA.options.current.show_help) {
$(this.element_legend_childs.toolbox_left).popover({
container: "body",
animation: false,
html: true,
trigger: 'hover',
placement: 'bottom',
delay: {
show: NETDATA.options.current.show_help_delay_show_ms,
hide: NETDATA.options.current.show_help_delay_hide_ms
},
title: 'Pan Left',
content: 'Pan the chart to the left. You can also <b>drag it</b> with your mouse or your finger (on touch devices).<br/><small>Help can be disabled from the settings.</small>'
});
}
this.element_legend_childs.toolbox_reset.className += ' netdata-legend-toolbox-button';
this.element_legend_childs.toolbox_reset.innerHTML = NETDATA.icons.reset;
this.element_legend_childs.toolbox.appendChild(this.element_legend_childs.toolbox_reset);
this.element_legend_childs.toolbox_reset.onclick = function (e) {
e.preventDefault();
NETDATA.resetAllCharts(that);
};
if (NETDATA.options.current.show_help) {
$(this.element_legend_childs.toolbox_reset).popover({
container: "body",
animation: false,
html: true,
trigger: 'hover',
placement: 'bottom',
delay: {
show: NETDATA.options.current.show_help_delay_show_ms,
hide: NETDATA.options.current.show_help_delay_hide_ms
},
title: 'Chart Reset',
content: 'Reset all the charts to their default auto-refreshing state. You can also <b>double click</b> the chart contents with your mouse or your finger (on touch devices).<br/><small>Help can be disabled from the settings.</small>'
});
}
this.element_legend_childs.toolbox_right.className += ' netdata-legend-toolbox-button';
this.element_legend_childs.toolbox_right.innerHTML = NETDATA.icons.right;
this.element_legend_childs.toolbox.appendChild(this.element_legend_childs.toolbox_right);
this.element_legend_childs.toolbox_right.onclick = function (e) {
e.preventDefault();
let step = (that.view_before - that.view_after) * getPanAndZoomStep(e);
let before = that.view_before + step;
let after = that.view_after + step;
if (before <= that.netdata_last) {
that.library.toolboxPanAndZoom(that, after, before);
}
};
if (NETDATA.options.current.show_help) {
$(this.element_legend_childs.toolbox_right).popover({
container: "body",
animation: false,
html: true,
trigger: 'hover',
placement: 'bottom',
delay: {
show: NETDATA.options.current.show_help_delay_show_ms,
hide: NETDATA.options.current.show_help_delay_hide_ms
},
title: 'Pan Right',
content: 'Pan the chart to the right. You can also <b>drag it</b> with your mouse or your finger (on touch devices).<br/><small>Help can be disabled from the settings.</small>'
});
}
this.element_legend_childs.toolbox_zoomin.className += ' netdata-legend-toolbox-button';
this.element_legend_childs.toolbox_zoomin.innerHTML = NETDATA.icons.zoomIn;
this.element_legend_childs.toolbox.appendChild(this.element_legend_childs.toolbox_zoomin);
this.element_legend_childs.toolbox_zoomin.onclick = function (e) {
e.preventDefault();
let dt = ((that.view_before - that.view_after) * (getPanAndZoomStep(e) * 0.8) / 2);
let before = that.view_before - dt;
let after = that.view_after + dt;
that.library.toolboxPanAndZoom(that, after, before);
};
if (NETDATA.options.current.show_help) {
$(this.element_legend_childs.toolbox_zoomin).popover({
container: "body",
animation: false,
html: true,
trigger: 'hover',
placement: 'bottom',
delay: {
show: NETDATA.options.current.show_help_delay_show_ms,
hide: NETDATA.options.current.show_help_delay_hide_ms
},
title: 'Chart Zoom In',
content: 'Zoom in the chart. You can also press SHIFT and select an area of the chart, or press SHIFT or ALT and use the mouse wheel or 2-finger touchpad scroll to zoom in or out.<br/><small>Help can be disabled from the settings.</small>'
});
}
this.element_legend_childs.toolbox_zoomout.className += ' netdata-legend-toolbox-button';
this.element_legend_childs.toolbox_zoomout.innerHTML = NETDATA.icons.zoomOut;
this.element_legend_childs.toolbox.appendChild(this.element_legend_childs.toolbox_zoomout);
this.element_legend_childs.toolbox_zoomout.onclick = function (e) {
e.preventDefault();
let dt = (((that.view_before - that.view_after) / (1.0 - (getPanAndZoomStep(e) * 0.8)) - (that.view_before - that.view_after)) / 2);
let before = that.view_before + dt;
let after = that.view_after - dt;
that.library.toolboxPanAndZoom(that, after, before);
};
if (NETDATA.options.current.show_help) {
$(this.element_legend_childs.toolbox_zoomout).popover({
container: "body",
animation: false,
html: true,
trigger: 'hover',
placement: 'bottom',
delay: {
show: NETDATA.options.current.show_help_delay_show_ms,
hide: NETDATA.options.current.show_help_delay_hide_ms
},
title: 'Chart Zoom Out',
content: 'Zoom out the chart. You can also press SHIFT or ALT and use the mouse wheel, or 2-finger touchpad scroll to zoom in or out.<br/><small>Help can be disabled from the settings.</small>'
});
}
//this.element_legend_childs.toolbox_volume.className += ' netdata-legend-toolbox-button';
//this.element_legend_childs.toolbox_volume.innerHTML = '<i class="fas fa-sort-amount-down"></i>';
//this.element_legend_childs.toolbox_volume.title = 'Visible Volume';
//this.element_legend_childs.toolbox.appendChild(this.element_legend_childs.toolbox_volume);
//this.element_legend_childs.toolbox_volume.onclick = function(e) {
//e.preventDefault();
//alert('clicked toolbox_volume on ' + that.id);
//}
}
if (NETDATA.options.current.resize_charts) {
this.element_legend_childs.resize_handler = document.createElement('div');
this.element_legend_childs.resize_handler.className += " netdata-legend-resize-handler";
this.element_legend_childs.resize_handler.innerHTML = NETDATA.icons.resize;
this.element.appendChild(this.element_legend_childs.resize_handler);
if (NETDATA.options.current.show_help) {
$(this.element_legend_childs.resize_handler).popover({
container: "body",
animation: false,
html: true,
trigger: 'hover',
placement: 'bottom',
delay: {
show: NETDATA.options.current.show_help_delay_show_ms,
hide: NETDATA.options.current.show_help_delay_hide_ms
},
title: 'Chart Resize',
content: 'Drag this point with your mouse or your finger (on touch devices), to resize the chart vertically. You can also <b>double click it</b> or <b>double tap it</b> to reset between 2 states: the default and the one that fits all the values.<br/><small>Help can be disabled from the settings.</small>'
});
}
// mousedown event
this.element_legend_childs.resize_handler.onmousedown =
function (e) {
that.resizeHandler(e);
};
// touchstart event
this.element_legend_childs.resize_handler.addEventListener('touchstart', function (e) {
that.resizeHandler(e);
}, false);
}
if (this.chart) {
this.element_legend_childs.title_date.title = this.legendPluginModuleString(true);
this.element_legend_childs.title_time.title = this.legendResolutionTooltip();
}
this.element_legend_childs.title_date.className += " netdata-legend-title-date";
this.element_legend.appendChild(this.element_legend_childs.title_date);
this.tmp.__last_shown_legend_date = undefined;
this.element_legend.appendChild(document.createElement('br'));
this.element_legend_childs.title_time.className += " netdata-legend-title-time";
this.element_legend.appendChild(this.element_legend_childs.title_time);
this.tmp.__last_shown_legend_time = undefined;
this.element_legend.appendChild(document.createElement('br'));
this.element_legend_childs.title_units.className += " netdata-legend-title-units";
this.element_legend_childs.title_units.innerText = this.units_current;
this.element_legend.appendChild(this.element_legend_childs.title_units);
this.tmp.__last_shown_legend_units = undefined;
this.element_legend.appendChild(document.createElement('br'));
this.element_legend_childs.perfect_scroller.className = 'netdata-legend-series';
this.element_legend.appendChild(this.element_legend_childs.perfect_scroller);
content.className = 'netdata-legend-series-content';
this.element_legend_childs.perfect_scroller.appendChild(content);
this.element_legend_childs.content = content;
if (NETDATA.options.current.show_help) {
$(content).popover({
container: "body",
animation: false,
html: true,
trigger: 'hover',
placement: 'bottom',
title: 'Chart Legend',
delay: {
show: NETDATA.options.current.show_help_delay_show_ms,
hide: NETDATA.options.current.show_help_delay_hide_ms
},
content: 'You can click or tap on the values or the labels to select dimensions. By pressing SHIFT or CONTROL, you can enable or disable multiple dimensions.<br/><small>Help can be disabled from the settings.</small>'
});
}
} else {
this.element_legend_childs = {
content: content,
resize_handler: null,
toolbox: null,
toolbox_left: null,
toolbox_right: null,
toolbox_reset: null,
toolbox_zoomin: null,
toolbox_zoomout: null,
toolbox_volume: null,
title_date: null,
title_time: null,
title_units: null,
perfect_scroller: null,
series: {}
};
}
if (this.data) {
this.element_legend_childs.series.labels_key = this.data.dimension_names.toString();
if (this.debug) {
this.log('labels from data: "' + this.element_legend_childs.series.labels_key + '"');
}
for (let i = 0, len = this.data.dimension_names.length; i < len; i++) {
genLabel(this, content, this.data.dimension_ids[i], this.data.dimension_names[i], i);
}
} else {
let tmp = [];
keys = Object.keys(this.chart.dimensions);
for (let i = 0, len = keys.length; i < len; i++) {
dim = keys[i];
tmp.push(this.chart.dimensions[dim].name);
genLabel(this, content, dim, this.chart.dimensions[dim].name, i);
}
this.element_legend_childs.series.labels_key = tmp.toString();
if (this.debug) {
this.log('labels from chart: "' + this.element_legend_childs.series.labels_key + '"');
}
}
// create a hidden div to be used for hidding
// the original legend of the chart library
let el = document.createElement('div');
if (this.element_legend !== null) {
this.element_legend.appendChild(el);
}
el.style.display = 'none';
this.element_legend_childs.hidden = document.createElement('div');
el.appendChild(this.element_legend_childs.hidden);
if (this.element_legend_childs.perfect_scroller !== null) {
Ps.initialize(this.element_legend_childs.perfect_scroller, {
wheelSpeed: 0.2,
wheelPropagation: true,
swipePropagation: true,
minScrollbarLength: null,
maxScrollbarLength: null,
useBothWheelAxes: false,
suppressScrollX: true,
suppressScrollY: false,
scrollXMarginOffset: 0,
scrollYMarginOffset: 0,
theme: 'default'
});
Ps.update(this.element_legend_childs.perfect_scroller);
}
this.legendShowLatestValues();
};
this.hasLegend = function () {
if (typeof this.tmp.___hasLegendCache___ !== 'undefined') {
return this.tmp.___hasLegendCache___;
}
let leg = false;
if (this.library && this.library.legend(this) === 'right-side') {
leg = true;
}
this.tmp.___hasLegendCache___ = leg;
return leg;
};
this.legendWidth = function () {
return (this.hasLegend()) ? 140 : 0;
};
this.legendHeight = function () {
return $(this.element).height();
};
this.chartWidth = function () {
return $(this.element).width() - this.legendWidth();
};
this.chartHeight = function () {
return $(this.element).height();
};
this.chartPixelsPerPoint = function () {
// force an options provided detail
let px = this.pixels_per_point;
if (this.library && px < this.library.pixels_per_point(this)) {
px = this.library.pixels_per_point(this);
}
if (px < NETDATA.options.current.pixels_per_point) {
px = NETDATA.options.current.pixels_per_point;
}
return px;
};
this.needsRecreation = function () {
let ret = (
this.chart_created &&
this.library &&
this.library.autoresize() === false &&
this.tm.last_resized < NETDATA.options.last_page_resize
);
if (this.debug) {
this.log('needsRecreation(): ' + ret.toString() + ', chart_created = ' + this.chart_created.toString());
}
return ret;
};
this.chartDataUniqueID = function () {
return this.id + ',' + this.library_name + ',' + this.dimensions + ',' + this.chartURLOptions(true);
};
this.chartURLOptions = function (isForUniqueId) {
let ret = '';
if (this.override_options !== null) {
ret = this.override_options.toString();
} else {
ret = this.library.options(this);
}
if (this.append_options !== null) {
ret += '%7C' + this.append_options.toString();
}
ret += '%7C' + 'jsonwrap';
// always add `nonzero` when it's used to create a chartDataUniqueID
// we cannot just remove `nonzero` because of backwards compatibility with old snapshots
if (isForUniqueId || NETDATA.options.current.eliminate_zero_dimensions) {
ret += '%7C' + 'nonzero';
}
return ret;
};
this.chartURL = function () {
let after, before, points_multiplier = 1;
if (NETDATA.globalPanAndZoom.isActive()) {
if (this.current.force_before_ms !== null && this.current.force_after_ms !== null) {
this.tm.pan_and_zoom_seq = 0;
before = Math.round(this.current.force_before_ms / 1000);
after = Math.round(this.current.force_after_ms / 1000);
this.view_after = after * 1000;
this.view_before = before * 1000;
if (NETDATA.options.current.pan_and_zoom_data_padding) {
this.requested_padding = Math.round((before - after) / 2);
after -= this.requested_padding;
before += this.requested_padding;
this.requested_padding *= 1000;
points_multiplier = 2;
}
this.current.force_before_ms = null;
this.current.force_after_ms = null;
} else {
this.tm.pan_and_zoom_seq = NETDATA.globalPanAndZoom.seq;
after = Math.round(NETDATA.globalPanAndZoom.force_after_ms / 1000);
before = Math.round(NETDATA.globalPanAndZoom.force_before_ms / 1000);
this.view_after = after * 1000;
this.view_before = before * 1000;
this.requested_padding = null;
points_multiplier = 1;
}
} else {
this.tm.pan_and_zoom_seq = 0;
before = this.before;
after = this.after;
this.view_after = after * 1000;
this.view_before = before * 1000;
this.requested_padding = null;
points_multiplier = 1;
}
this.requested_after = after * 1000;
this.requested_before = before * 1000;
let data_points;
if (NETDATA.options.force_data_points !== 0) {
data_points = NETDATA.options.force_data_points;
this.data_points = data_points;
} else {
this.data_points = this.points || Math.round(this.chartWidth() / this.chartPixelsPerPoint());
data_points = this.data_points * points_multiplier;
}
// build the data URL
this.data_url = this.host + this.chart.data_url;
this.data_url += "&format=" + this.library.format();
this.data_url += "&points=" + (data_points).toString();
this.data_url += "&group=" + this.method;
this.data_url += "&gtime=" + this.gtime;
this.data_url += "&options=" + this.chartURLOptions();
if (after) {
this.data_url += "&after=" + after.toString();
}
if (before) {
this.data_url += "&before=" + before.toString();
}
if (this.dimensions) {
this.data_url += "&dimensions=" + this.dimensions;
}
if (NETDATA.options.debug.chart_data_url || this.debug) {
this.log('chartURL(): ' + this.data_url + ' WxH:' + this.chartWidth() + 'x' + this.chartHeight() + ' points: ' + data_points.toString() + ' library: ' + this.library_name);
}
};
this.redrawChart = function () {
if (this.data !== null) {
this.updateChartWithData(this.data);
}
};
this.updateChartWithData = function (data) {
if (this.debug) {
this.log('updateChartWithData() called.');
}
// this may force the chart to be re-created
resizeChart();
this.data = data;
let started = Date.now();
let view_update_every = data.view_update_every * 1000;
if (this.data_update_every !== view_update_every) {
if (this.element_legend_childs.title_time) {
this.element_legend_childs.title_time.title = this.legendResolutionTooltip();
}
}
// if the result is JSON, find the latest update-every
this.data_update_every = view_update_every;
this.data_after = data.after * 1000;
this.data_before = data.before * 1000;
this.netdata_first = data.first_entry * 1000;
this.netdata_last = data.last_entry * 1000;
this.data_points = data.points;
data.state = this;
if (NETDATA.options.current.pan_and_zoom_data_padding && this.requested_padding !== null) {
if (this.view_after < this.data_after) {
// console.log('adjusting view_after from ' + this.view_after + ' to ' + this.data_after);
this.view_after = this.data_after;
}
if (this.view_before > this.data_before) {
// console.log('adjusting view_before from ' + this.view_before + ' to ' + this.data_before);
this.view_before = this.data_before;
}
} else {
this.view_after = this.data_after;
this.view_before = this.data_before;
}
if (this.debug) {
this.log('UPDATE No ' + this.updates_counter + ' COMPLETED');
if (this.current.force_after_ms) {
this.log('STATUS: forced : ' + (this.current.force_after_ms / 1000).toString() + ' - ' + (this.current.force_before_ms / 1000).toString());
} else {
this.log('STATUS: forced : unset');
}
this.log('STATUS: requested : ' + (this.requested_after / 1000).toString() + ' - ' + (this.requested_before / 1000).toString());
this.log('STATUS: downloaded: ' + (this.data_after / 1000).toString() + ' - ' + (this.data_before / 1000).toString());
this.log('STATUS: rendered : ' + (this.view_after / 1000).toString() + ' - ' + (this.view_before / 1000).toString());
this.log('STATUS: points : ' + (this.data_points).toString());
}
if (this.data_points === 0) {
noDataToShow();
return;
}
if (this.updates_since_last_creation >= this.library.max_updates_to_recreate()) {
if (this.debug) {
this.log('max updates of ' + this.updates_since_last_creation.toString() + ' reached. Forcing re-generation.');
}
init('force');
return;
}
// check and update the legend
this.legendUpdateDOM();
if (this.chart_created && typeof this.library.update === 'function') {
if (this.debug) {
this.log('updating chart...');
}
if (!callChartLibraryUpdateSafely(data)) {
return;
}
} else {
if (this.debug) {
this.log('creating chart...');
}
if (!callChartLibraryCreateSafely(data)) {
return;
}
}
if (this.isVisible()) {
hideMessage();
this.legendShowLatestValues();
} else {
this.__redraw_on_unhide = true;
if (this.debug) {
this.log("drawn while not visible");
}
}
if (this.selected) {
NETDATA.globalSelectionSync.stop();
}
// update the performance counters
let now = Date.now();
this.tm.last_updated = now;
// don't update last_autorefreshed if this chart is
// forced to be updated with global PanAndZoom
if (NETDATA.globalPanAndZoom.isActive()) {
this.tm.last_autorefreshed = 0;
} else {
if (NETDATA.options.current.parallel_refresher && NETDATA.options.current.concurrent_refreshes && typeof this.force_update_every !== 'number') {
this.tm.last_autorefreshed = now - (now % this.data_update_every);
} else {
this.tm.last_autorefreshed = now;
}
}
this.refresh_dt_ms = now - started;
NETDATA.options.auto_refresher_fast_weight += this.refresh_dt_ms;
if (this.refresh_dt_element !== null) {
this.refresh_dt_element.innerText = this.refresh_dt_ms.toString();
}
if (this.foreignElementBefore !== null) {
this.foreignElementBefore.innerText = NETDATA.dateTime.localeDateString(this.view_before) + ' ' + NETDATA.dateTime.localeTimeString(this.view_before);
}
if (this.foreignElementAfter !== null) {
this.foreignElementAfter.innerText = NETDATA.dateTime.localeDateString(this.view_after) + ' ' + NETDATA.dateTime.localeTimeString(this.view_after);
}
if (this.foreignElementDuration !== null) {
this.foreignElementDuration.innerText = NETDATA.seconds4human(Math.floor((this.view_before - this.view_after) / 1000) + 1);
}
if (this.foreignElementUpdateEvery !== null) {
this.foreignElementUpdateEvery.innerText = NETDATA.seconds4human(Math.floor(this.data_update_every / 1000));
}
};
this.getSnapshotData = function (key) {
if (this.debug) {
this.log('updating from snapshot: ' + key);
}
if (typeof netdataSnapshotData.data[key] === 'undefined') {
this.log('snapshot does not include data for key "' + key + '"');
return null;
}
if (typeof netdataSnapshotData.data[key] !== 'string') {
this.log('snapshot data for key "' + key + '" is not string');
return null;
}
let uncompressed;
try {
uncompressed = netdataSnapshotData.uncompress(netdataSnapshotData.data[key]);
if (uncompressed === null) {
this.log('uncompressed snapshot data for key ' + key + ' is null');
return null;
}
if (typeof uncompressed === 'undefined') {
this.log('uncompressed snapshot data for key ' + key + ' is undefined');
return null;
}
} catch (e) {
this.log('decompression of snapshot data for key ' + key + ' failed');
console.log(e);
uncompressed = null;
}
if (typeof uncompressed !== 'string') {
this.log('uncompressed snapshot data for key ' + key + ' is not string');
return null;
}
let data;
try {
data = JSON.parse(uncompressed);
} catch (e) {
this.log('parsing snapshot data for key ' + key + ' failed');
console.log(e);
data = null;
}
return data;
};
this.updateChart = function (callback) {
if (this.debug) {
this.log('updateChart()');
}
if (this.fetching_data) {
if (this.debug) {
this.log('updateChart(): I am already updating...');
}
if (typeof callback === 'function') {
return callback(false, 'already running');
}
return;
}
// due to late initialization of charts and libraries
// we need to check this too
if (!this.enabled) {
if (this.debug) {
this.log('updateChart(): I am not enabled');
}
if (typeof callback === 'function') {
return callback(false, 'not enabled');
}
return;
}
if (!canBeRendered()) {
if (this.debug) {
this.log('updateChart(): cannot be rendered');
}
if (typeof callback === 'function') {
return callback(false, 'cannot be rendered');
}
return;
}
if (that.dom_created !== true) {
if (this.debug) {
this.log('updateChart(): creating DOM');
}
createDOM();
}
if (this.chart === null) {
if (this.debug) {
this.log('updateChart(): getting chart');
}
return this.getChart(function () {
return that.updateChart(callback);
});
}
if (!this.library.initialized) {
if (this.library.enabled) {
if (this.debug) {
this.log('updateChart(): initializing chart library');
}
return this.library.initialize(function () {
return that.updateChart(callback);
});
} else {
error('chart library "' + this.library_name + '" is not available.');
if (typeof callback === 'function') {
return callback(false, 'library not available');
}
return;
}
}
this.clearSelection();
this.chartURL();
NETDATA.statistics.refreshes_total++;
NETDATA.statistics.refreshes_active++;
if (NETDATA.statistics.refreshes_active > NETDATA.statistics.refreshes_active_max) {
NETDATA.statistics.refreshes_active_max = NETDATA.statistics.refreshes_active;
}
let ok = false;
this.fetching_data = true;
if (netdataSnapshotData !== null) {
let key = this.chartDataUniqueID();
let data = this.getSnapshotData(key);
if (data !== null) {
ok = true;
data = NETDATA.xss.checkData('/api/v1/data', data, this.library.xssRegexIgnore);
this.updateChartWithData(data);
} else {
ok = false;
error('cannot get data from snapshot for key: "' + key + '"');
that.tm.last_autorefreshed = Date.now();
}
NETDATA.statistics.refreshes_active--;
this.fetching_data = false;
if (typeof callback === 'function') {
callback(ok, 'snapshot');
}
return;
}
if (this.debug) {
this.log('updating from ' + this.data_url);
}
this.xhr = $.ajax({
url: this.data_url,
cache: false,
async: true,
headers: {
'Cache-Control': 'no-cache, no-store',
'Pragma': 'no-cache'
},
xhrFields: {withCredentials: true} // required for the cookie
})
.done(function (data) {
data = NETDATA.xss.checkData('/api/v1/data', data, that.library.xssRegexIgnore);
that.xhr = undefined;
that.retries_on_data_failures = 0;
ok = true;
if (that.debug) {
that.log('data received. updating chart.');
}
that.updateChartWithData(data);
})
.fail(function (msg) {
that.xhr = undefined;
if (msg.statusText !== 'abort') {
that.retries_on_data_failures++;
if (that.retries_on_data_failures > NETDATA.options.current.retries_on_data_failures) {
// that.log('failed ' + that.retries_on_data_failures.toString() + ' times - giving up');
that.retries_on_data_failures = 0;
error('data download failed for url: ' + that.data_url);
}
else {
that.tm.last_autorefreshed = Date.now();
// that.log('failed ' + that.retries_on_data_failures.toString() + ' times, but I will retry');
}
}
})
.always(function () {
that.xhr = undefined;
NETDATA.statistics.refreshes_active--;
that.fetching_data = false;
if (typeof callback === 'function') {
return callback(ok, 'download');
}
});
};
const __isVisible = function () {
let ret = true;
if (NETDATA.options.current.update_only_visible !== false) {
// tolerance is the number of pixels a chart can be off-screen
// to consider it as visible and refresh it as if was visible
let tolerance = 0;
that.tm.last_visible_check = Date.now();
let rect = that.element.getBoundingClientRect();
let screenTop = window.scrollY;
let screenBottom = screenTop + window.innerHeight;
let chartTop = rect.top + screenTop;
let chartBottom = chartTop + rect.height;
ret = !(rect.width === 0 || rect.height === 0 || chartBottom + tolerance < screenTop || chartTop - tolerance > screenBottom);
}
if (that.debug) {
that.log('__isVisible(): ' + ret);
}
return ret;
};
this.isVisible = function (nocache) {
// this.log('last_visible_check: ' + this.tm.last_visible_check + ', last_page_scroll: ' + NETDATA.options.last_page_scroll);
// caching - we do not evaluate the charts visibility
// if the page has not been scrolled since the last check
if ((typeof nocache !== 'undefined' && nocache)
|| typeof this.tmp.___isVisible___ === 'undefined'
|| this.tm.last_visible_check <= NETDATA.options.last_page_scroll) {
this.tmp.___isVisible___ = __isVisible();
if (this.tmp.___isVisible___) {
this.unhideChart();
} else {
this.hideChart();
}
}
if (this.debug) {
this.log('isVisible(' + nocache + '): ' + this.tmp.___isVisible___);
}
return this.tmp.___isVisible___;
};
this.isAutoRefreshable = function () {
return (this.current.autorefresh);
};
this.canBeAutoRefreshed = function () {
if (!this.enabled) {
if (this.debug) {
this.log('canBeAutoRefreshed() -> not enabled');
}
return false;
}
if (this.running) {
if (this.debug) {
this.log('canBeAutoRefreshed() -> already running');
}
return false;
}
if (this.library === null || this.library.enabled === false) {
error('charting library "' + this.library_name + '" is not available');
if (this.debug) {
this.log('canBeAutoRefreshed() -> chart library ' + this.library_name + ' is not available');
}
return false;
}
if (!this.isVisible()) {
if (NETDATA.options.debug.visibility || this.debug) {
this.log('canBeAutoRefreshed() -> not visible');
}
return false;
}
let now = Date.now();
if (this.current.force_update_at !== 0 && this.current.force_update_at < now) {
if (this.debug) {
this.log('canBeAutoRefreshed() -> timed force update - allowing this update');
}
this.current.force_update_at = 0;
return true;
}
if (!this.isAutoRefreshable()) {
if (this.debug) {
this.log('canBeAutoRefreshed() -> not auto-refreshable');
}
return false;
}
// allow the first update, even if the page is not visible
if (NETDATA.options.page_is_visible === false && this.updates_counter && this.updates_since_last_unhide) {
if (NETDATA.options.debug.focus || this.debug) {
this.log('canBeAutoRefreshed() -> not the first update, and page does not have focus');
}
return false;
}
if (this.needsRecreation()) {
if (this.debug) {
this.log('canBeAutoRefreshed() -> needs re-creation.');
}
return true;
}
if (NETDATA.options.auto_refresher_stop_until >= now) {
if (this.debug) {
this.log('canBeAutoRefreshed() -> stopped until is in future.');
}
return false;
}
// options valid only for autoRefresh()
if (NETDATA.globalPanAndZoom.isActive()) {
if (NETDATA.globalPanAndZoom.shouldBeAutoRefreshed(this)) {
if (this.debug) {
this.log('canBeAutoRefreshed(): global panning: I need an update.');
}
return true;
}
else {
if (this.debug) {
this.log('canBeAutoRefreshed(): global panning: I am already up to date.');
}
return false;
}
}
if (this.selected) {
if (this.debug) {
this.log('canBeAutoRefreshed(): I have a selection in place.');
}
return false;
}
if (this.paused) {
if (this.debug) {
this.log('canBeAutoRefreshed(): I am paused.');
}
return false;
}
let data_update_every = this.data_update_every;
if (typeof this.force_update_every === 'number') {
data_update_every = this.force_update_every;
}
if (now - this.tm.last_autorefreshed >= data_update_every) {
if (this.debug) {
this.log('canBeAutoRefreshed(): It is time to update me. Now: ' + now.toString() + ', last_autorefreshed: ' + this.tm.last_autorefreshed + ', data_update_every: ' + data_update_every + ', delta: ' + (now - this.tm.last_autorefreshed).toString());
}
return true;
}
return false;
};
this.autoRefresh = function (callback) {
let state = that;
if (state.canBeAutoRefreshed() && state.running === false) {
state.running = true;
state.updateChart(function () {
state.running = false;
if (typeof callback === 'function') {
return callback();
}
});
} else {
if (typeof callback === 'function') {
return callback();
}
}
};
this.__defaultsFromDownloadedChart = function (chart) {
this.chart = chart;
this.chart_url = chart.url;
this.data_update_every = chart.update_every * 1000;
this.data_points = Math.round(this.chartWidth() / this.chartPixelsPerPoint());
this.tm.last_info_downloaded = Date.now();
if (this.title === null) {
this.title = chart.title;
}
if (this.units === null) {
this.units = chart.units;
this.units_current = this.units;
}
};
// fetch the chart description from the netdata server
this.getChart = function (callback) {
this.chart = NETDATA.chartRegistry.get(this.host, this.id);
if (this.chart) {
this.__defaultsFromDownloadedChart(this.chart);
if (typeof callback === 'function') {
return callback();
}
} else if (netdataSnapshotData !== null) {
// console.log(this);
// console.log(NETDATA.chartRegistry);
NETDATA.error(404, 'host: ' + this.host + ', chart: ' + this.id);
error('chart not found in snapshot');
if (typeof callback === 'function') {
return callback();
}
} else {
this.chart_url = "/api/v1/chart?chart=" + this.id;
if (this.debug) {
this.log('downloading ' + this.chart_url);
}
$.ajax({
url: this.host + this.chart_url,
cache: false,
async: true,
xhrFields: {withCredentials: true} // required for the cookie
})
.done(function (chart) {
chart = NETDATA.xss.checkOptional('/api/v1/chart', chart);
chart.url = that.chart_url;
that.__defaultsFromDownloadedChart(chart);
NETDATA.chartRegistry.add(that.host, that.id, chart);
})
.fail(function () {
NETDATA.error(404, that.chart_url);
error('chart not found on url "' + that.chart_url + '"');
})
.always(function () {
if (typeof callback === 'function') {
return callback();
}
});
}
};
// ============================================================================================================
// INITIALIZATION
initDOM();
init('fast');
};
NETDATA.resetAllCharts = function (state) {
// first clear the global selection sync
// to make sure no chart is in selected state
NETDATA.globalSelectionSync.stop();
// there are 2 possibilities here
// a. state is the global Pan and Zoom master
// b. state is not the global Pan and Zoom master
// let master = true;
// if (NETDATA.globalPanAndZoom.isMaster(state) === false) {
// master = false;
// }
const master = NETDATA.globalPanAndZoom.isMaster(state);
// clear the global Pan and Zoom
// this will also refresh the master
// and unblock any charts currently mirroring the master
NETDATA.globalPanAndZoom.clearMaster();
// if we were not the master, reset our status too
// this is required because most probably the mouse
// is over this chart, blocking it from auto-refreshing
if (master === false && (state.paused || state.selected)) {
state.resetChart();
}
};
// get or create a chart state, given a DOM element
NETDATA.chartState = function (element) {
let self = $(element);
let state = self.data('netdata-state-object') || null;
if (state === null) {
state = new chartState(element);
self.data('netdata-state-object', state);
}
return state;
};
// ----------------------------------------------------------------------------------------------------------------
// Library functions
// Load a script without jquery
// This is used to load jquery - after it is loaded, we use jquery
NETDATA._loadjQuery = function (callback) {
if (typeof jQuery === 'undefined') {
if (NETDATA.options.debug.main_loop) {
console.log('loading ' + NETDATA.jQuery);
}
let script = document.createElement('script');
script.type = 'text/javascript';
script.async = true;
script.src = NETDATA.jQuery;
// script.onabort = onError;
script.onerror = function () {
NETDATA.error(101, NETDATA.jQuery);
};
if (typeof callback === "function") {
script.onload = function () {
$ = jQuery;
return callback();
};
}
let s = document.getElementsByTagName('script')[0];
s.parentNode.insertBefore(script, s);
}
else if (typeof callback === "function") {
$ = jQuery;
return callback();
}
};
NETDATA._loadCSS = function (filename) {
// don't use jQuery here
// styles are loaded before jQuery
// to eliminate showing an unstyled page to the user
let fileref = document.createElement("link");
fileref.setAttribute("rel", "stylesheet");
fileref.setAttribute("type", "text/css");
fileref.setAttribute("href", filename);
if (typeof fileref !== 'undefined') {
document.getElementsByTagName("head")[0].appendChild(fileref);
}
};
// user function to signal us the DOM has been
// updated.
NETDATA.updatedDom = function () {
NETDATA.options.updated_dom = true;
};
NETDATA.ready = function (callback) {
NETDATA.options.pauseCallback = callback;
};
NETDATA.pause = function (callback) {
if (typeof callback === 'function') {
if (NETDATA.options.pause) {
return callback();
} else {
NETDATA.options.pauseCallback = callback;
}
}
};
NETDATA.unpause = function () {
NETDATA.options.pauseCallback = null;
NETDATA.options.updated_dom = true;
NETDATA.options.pause = false;
};
// ----------------------------------------------------------------------------------------------------------------
// this is purely sequential charts refresher
// it is meant to be autonomous
NETDATA.chartRefresherNoParallel = function (index, callback) {
let targets = NETDATA.intersectionObserver.targets();
if (NETDATA.options.debug.main_loop) {
console.log('NETDATA.chartRefresherNoParallel(' + index + ')');
}
if (NETDATA.options.updated_dom) {
// the dom has been updated
// get the dom parts again
NETDATA.parseDom(callback);
return;
}
if (index >= targets.length) {
if (NETDATA.options.debug.main_loop) {
console.log('waiting to restart main loop...');
}
NETDATA.options.auto_refresher_fast_weight = 0;
callback();
} else {
let state = targets[index];
if (NETDATA.options.auto_refresher_fast_weight < NETDATA.options.current.fast_render_timeframe) {
if (NETDATA.options.debug.main_loop) {
console.log('fast rendering...');
}
if (state.isVisible()) {
NETDATA.timeout.set(function () {
state.autoRefresh(function () {
NETDATA.chartRefresherNoParallel(++index, callback);
});
}, 0);
} else {
NETDATA.chartRefresherNoParallel(++index, callback);
}
} else {
if (NETDATA.options.debug.main_loop) {
console.log('waiting for next refresh...');
}
NETDATA.options.auto_refresher_fast_weight = 0;
NETDATA.timeout.set(function () {
state.autoRefresh(function () {
NETDATA.chartRefresherNoParallel(++index, callback);
});
}, NETDATA.options.current.idle_between_charts);
}
}
};
NETDATA.chartRefresherWaitTime = function () {
return NETDATA.options.current.idle_parallel_loops;
};
// the default refresher
NETDATA.chartRefresherLastRun = 0;
NETDATA.chartRefresherRunsAfterParseDom = 0;
NETDATA.chartRefresherTimeoutId = undefined;
NETDATA.chartRefresherReschedule = function () {
if (NETDATA.options.current.async_on_scroll) {
if (NETDATA.chartRefresherTimeoutId) {
NETDATA.timeout.clear(NETDATA.chartRefresherTimeoutId);
}
NETDATA.chartRefresherTimeoutId = NETDATA.timeout.set(NETDATA.chartRefresher, NETDATA.options.current.onscroll_worker_duration_threshold);
//console.log('chartRefresherReschedule()');
}
};
NETDATA.chartRefresher = function () {
// console.log('chartRefresher() begin ' + (Date.now() - NETDATA.chartRefresherLastRun).toString() + ' ms since last run');
if (NETDATA.options.page_is_visible === false
&& NETDATA.options.current.stop_updates_when_focus_is_lost
&& NETDATA.chartRefresherLastRun > NETDATA.options.last_page_resize
&& NETDATA.chartRefresherLastRun > NETDATA.options.last_page_scroll
&& NETDATA.chartRefresherRunsAfterParseDom > 10
) {
setTimeout(
NETDATA.chartRefresher,
NETDATA.options.current.idle_lost_focus
);
// console.log('chartRefresher() page without focus, will run in ' + NETDATA.options.current.idle_lost_focus.toString() + ' ms, ' + NETDATA.chartRefresherRunsAfterParseDom.toString());
return;
}
NETDATA.chartRefresherRunsAfterParseDom++;
let now = Date.now();
NETDATA.chartRefresherLastRun = now;
if (now < NETDATA.options.on_scroll_refresher_stop_until) {
NETDATA.chartRefresherTimeoutId = NETDATA.timeout.set(
NETDATA.chartRefresher,
NETDATA.chartRefresherWaitTime()
);
// console.log('chartRefresher() end1 will run in ' + NETDATA.chartRefresherWaitTime().toString() + ' ms');
return;
}
if (now < NETDATA.options.auto_refresher_stop_until) {
NETDATA.chartRefresherTimeoutId = NETDATA.timeout.set(
NETDATA.chartRefresher,
NETDATA.chartRefresherWaitTime()
);
// console.log('chartRefresher() end2 will run in ' + NETDATA.chartRefresherWaitTime().toString() + ' ms');
return;
}
if (NETDATA.options.pause) {
// console.log('auto-refresher is paused');
NETDATA.chartRefresherTimeoutId = NETDATA.timeout.set(
NETDATA.chartRefresher,
NETDATA.chartRefresherWaitTime()
);
// console.log('chartRefresher() end3 will run in ' + NETDATA.chartRefresherWaitTime().toString() + ' ms');
return;
}
if (typeof NETDATA.options.pauseCallback === 'function') {
// console.log('auto-refresher is calling pauseCallback');
NETDATA.options.pause = true;
NETDATA.options.pauseCallback();
NETDATA.chartRefresher();
// console.log('chartRefresher() end4 (nested)');
return;
}
if (!NETDATA.options.current.parallel_refresher) {
// console.log('auto-refresher is calling chartRefresherNoParallel(0)');
NETDATA.chartRefresherNoParallel(0, function () {
NETDATA.chartRefresherTimeoutId = NETDATA.timeout.set(
NETDATA.chartRefresher,
NETDATA.options.current.idle_between_loops
);
});
// console.log('chartRefresher() end5 (no parallel, nested)');
return;
}
if (NETDATA.options.updated_dom) {
// the dom has been updated
// get the dom parts again
// console.log('auto-refresher is calling parseDom()');
NETDATA.parseDom(NETDATA.chartRefresher);
// console.log('chartRefresher() end6 (parseDom)');
return;
}
if (!NETDATA.globalSelectionSync.active()) {
let parallel = [];
let targets = NETDATA.intersectionObserver.targets();
let len = targets.length;
let state;
while (len--) {
state = targets[len];
if (state.running || state.isVisible() === false) {
continue;
}
if (!state.library.initialized) {
if (state.library.enabled) {
state.library.initialize(NETDATA.chartRefresher);
//console.log('chartRefresher() end6 (library init)');
return;
}
else {
state.error('chart library "' + state.library_name + '" is not enabled.');
}
}
if (NETDATA.scrollUp) {
parallel.unshift(state);
} else {
parallel.push(state);
}
}
len = parallel.length;
while (len--) {
state = parallel[len];
// console.log('auto-refresher executing in parallel for ' + parallel.length.toString() + ' charts');
// this will execute the jobs in parallel
if (!state.running) {
NETDATA.timeout.set(state.autoRefresh, 0);
}
}
//else {
// console.log('auto-refresher nothing to do');
//}
}
// run the next refresh iteration
NETDATA.chartRefresherTimeoutId = NETDATA.timeout.set(
NETDATA.chartRefresher,
NETDATA.chartRefresherWaitTime()
);
//console.log('chartRefresher() completed in ' + (Date.now() - now).toString() + ' ms');
};
NETDATA.parseDom = function (callback) {
//console.log('parseDom()');
NETDATA.options.last_page_scroll = Date.now();
NETDATA.options.updated_dom = false;
NETDATA.chartRefresherRunsAfterParseDom = 0;
let targets = $('div[data-netdata]'); //.filter(':visible');
if (NETDATA.options.debug.main_loop) {
console.log('DOM updated - there are ' + targets.length + ' charts on page.');
}
NETDATA.intersectionObserver.globalReset();
NETDATA.options.targets = [];
let len = targets.length;
while (len--) {
// the initialization will take care of sizing
// and the "loading..." message
let state = NETDATA.chartState(targets[len]);
NETDATA.options.targets.push(state);
NETDATA.intersectionObserver.observe(state);
}
if (NETDATA.globalChartUnderlay.isActive()) {
NETDATA.globalChartUnderlay.setup();
} else {
NETDATA.globalChartUnderlay.clear();
}
if (typeof callback === 'function') {
return callback();
}
};
// this is the main function - where everything starts
NETDATA.started = false;
NETDATA.start = function () {
// this should be called only once
if (NETDATA.started) {
console.log('netdata is already started');
return;
}
NETDATA.started = true;
NETDATA.options.page_is_visible = true;
$(window).blur(function () {
if (NETDATA.options.current.stop_updates_when_focus_is_lost) {
NETDATA.options.page_is_visible = false;
if (NETDATA.options.debug.focus) {
console.log('Lost Focus!');
}
}
});
$(window).focus(function () {
if (NETDATA.options.current.stop_updates_when_focus_is_lost) {
NETDATA.options.page_is_visible = true;
if (NETDATA.options.debug.focus) {
console.log('Focus restored!');
}
}
});
if (typeof document.hasFocus === 'function' && !document.hasFocus()) {
if (NETDATA.options.current.stop_updates_when_focus_is_lost) {
NETDATA.options.page_is_visible = false;
if (NETDATA.options.debug.focus) {
console.log('Document has no focus!');
}
}
}
// bootstrap tab switching
$('a[data-toggle="tab"]').on('shown.bs.tab', NETDATA.onscroll);
// bootstrap modal switching
let $modal = $('.modal');
$modal.on('hidden.bs.modal', NETDATA.onscroll);
$modal.on('shown.bs.modal', NETDATA.onscroll);
// bootstrap collapse switching
let $collapse = $('.collapse');
$collapse.on('hidden.bs.collapse', NETDATA.onscroll);
$collapse.on('shown.bs.collapse', NETDATA.onscroll);
NETDATA.parseDom(NETDATA.chartRefresher);
// Alarms initialization
setTimeout(NETDATA.alarms.init, 1000);
// Registry initialization
setTimeout(NETDATA.registry.init, netdataRegistryAfterMs);
if (typeof netdataCallback === 'function') {
netdataCallback();
}
};
NETDATA.globalReset = function () {
NETDATA.intersectionObserver.globalReset();
NETDATA.globalSelectionSync.globalReset();
NETDATA.globalPanAndZoom.globalReset();
NETDATA.chartRegistry.globalReset();
NETDATA.commonMin.globalReset();
NETDATA.commonMax.globalReset();
NETDATA.commonColors.globalReset();
NETDATA.unitsConversion.globalReset();
NETDATA.options.targets = [];
NETDATA.parseDom();
NETDATA.unpause();
};
// Registry of netdata hosts
NETDATA.alarms = {
onclick: null, // the callback to handle the click - it will be called with the alarm log entry
chart_div_offset: -50, // give that space above the chart when scrolling to it
chart_div_id_prefix: 'chart_', // the chart DIV IDs have this prefix (they should be NETDATA.name2id(chart.id))
chart_div_animation_duration: 0,// the duration of the animation while scrolling to a chart
ms_penalty: 0, // the time penalty of the next alarm
ms_between_notifications: 500, // firefox moves the alarms off-screen (above, outside the top of the screen)
// if alarms are shown faster than: one per 500ms
update_every: 10000, // the time in ms between alarm checks
notifications: false, // when true, the browser supports notifications (may not be granted though)
last_notification_id: 0, // the id of the last alarm_log we have raised an alarm for
first_notification_id: 0, // the id of the first alarm_log entry for this session
// this is used to prevent CLEAR notifications for past events
// notifications_shown: [],
server: null, // the server to connect to for fetching alarms
current: null, // the list of raised alarms - updated in the background
// a callback function to call every time the list of raised alarms is refreshed
callback: (typeof netdataAlarmsActiveCallback === 'function') ? netdataAlarmsActiveCallback : null,
// a callback function to call every time a notification is shown
// the return value is used to decide if the notification will be shown
notificationCallback: (typeof netdataAlarmsNotifCallback === 'function') ? netdataAlarmsNotifCallback : null,
recipients: null, // the list (array) of recipients to show alarms for, or null
recipientMatches: function (to_string, wanted_array) {
if (typeof wanted_array === 'undefined' || wanted_array === null || Array.isArray(wanted_array) === false) {
return true;
}
let r = ' ' + to_string.toString() + ' ';
let len = wanted_array.length;
while (len--) {
if (r.indexOf(' ' + wanted_array[len] + ' ') >= 0) {
return true;
}
}
return false;
},
activeForRecipients: function () {
let active = {};
let data = NETDATA.alarms.current;
if (typeof data === 'undefined' || data === null) {
return active;
}
for (let x in data.alarms) {
if (!data.alarms.hasOwnProperty(x)) {
continue;
}
let alarm = data.alarms[x];
if ((alarm.status === 'WARNING' || alarm.status === 'CRITICAL') && NETDATA.alarms.recipientMatches(alarm.recipient, NETDATA.alarms.recipients)) {
active[x] = alarm;
}
}
return active;
},
notify: function (entry) {
// console.log('alarm ' + entry.unique_id);
if (entry.updated) {
// console.log('alarm ' + entry.unique_id + ' has been updated by another alarm');
return;
}
let value_string = entry.value_string;
if (NETDATA.alarms.current !== null) {
// get the current value_string
let t = NETDATA.alarms.current.alarms[entry.chart + '.' + entry.name];
if (typeof t !== 'undefined' && entry.status === t.status && typeof t.value_string !== 'undefined') {
value_string = t.value_string;
}
}
let name = entry.name.replace(/_/g, ' ');
let status = entry.status.toLowerCase();
let title = name + ' = ' + value_string.toString();
let tag = entry.alarm_id;
let icon = 'images/banner-icon-144x144.png';
let interaction = false;
let data = entry;
let show = true;
// console.log('alarm ' + entry.unique_id + ' ' + entry.chart + '.' + entry.name + ' is ' + entry.status);
switch (entry.status) {
case 'REMOVED':
show = false;
break;
case 'UNDEFINED':
return;
case 'UNINITIALIZED':
return;
case 'CLEAR':
if (entry.unique_id < NETDATA.alarms.first_notification_id) {
// console.log('alarm ' + entry.unique_id + ' is not current');
return;
}
if (entry.old_status === 'UNINITIALIZED' || entry.old_status === 'UNDEFINED') {
// console.log('alarm' + entry.unique_id + ' switch to CLEAR from ' + entry.old_status);
return;
}
if (entry.no_clear_notification) {
// console.log('alarm' + entry.unique_id + ' is CLEAR but has no_clear_notification flag');
return;
}
title = name + ' back to normal (' + value_string.toString() + ')';
icon = 'images/check-mark-2-128-green.png';
interaction = false;
break;
case 'WARNING':
if (entry.old_status === 'CRITICAL') {
status = 'demoted to ' + entry.status.toLowerCase();
}
icon = 'images/alert-128-orange.png';
interaction = false;
break;
case 'CRITICAL':
if (entry.old_status === 'WARNING') {
status = 'escalated to ' + entry.status.toLowerCase();
}
icon = 'images/alert-128-red.png';
interaction = true;
break;
default:
console.log('invalid alarm status ' + entry.status);
return;
}
// filter recipients
if (show) {
show = NETDATA.alarms.recipientMatches(entry.recipient, NETDATA.alarms.recipients);
}
/*
// cleanup old notifications with the same alarm_id as this one
// it does not seem to work on any web browser - so notifications cannot be removed
let len = NETDATA.alarms.notifications_shown.length;
while (len--) {
let n = NETDATA.alarms.notifications_shown[len];
if (n.data.alarm_id === entry.alarm_id) {
console.log('removing old alarm ' + n.data.unique_id);
// close the notification
n.close.bind(n);
// remove it from the array
NETDATA.alarms.notifications_shown.splice(len, 1);
len = NETDATA.alarms.notifications_shown.length;
}
}
*/
if (show) {
if (typeof NETDATA.alarms.notificationCallback === 'function') {
show = NETDATA.alarms.notificationCallback(entry);
}
if (show) {
setTimeout(function () {
// show this notification
// console.log('new notification: ' + title);
let n = new Notification(title, {
body: entry.hostname + ' - ' + entry.chart + ' (' + entry.family + ') - ' + status + ': ' + entry.info,
tag: tag,
requireInteraction: interaction,
icon: NETDATA.serverStatic + icon,
data: data
});
n.onclick = function (event) {
event.preventDefault();
NETDATA.alarms.onclick(event.target.data);
};
// console.log(n);
// NETDATA.alarms.notifications_shown.push(n);
// console.log(entry);
}, NETDATA.alarms.ms_penalty);
NETDATA.alarms.ms_penalty += NETDATA.alarms.ms_between_notifications;
}
}
},
scrollToChart: function (chart_id) {
if (typeof chart_id === 'string') {
let offset = $('#' + NETDATA.alarms.chart_div_id_prefix + NETDATA.name2id(chart_id)).offset();
if (typeof offset !== 'undefined') {
$('html, body').animate({scrollTop: offset.top + NETDATA.alarms.chart_div_offset}, NETDATA.alarms.chart_div_animation_duration);
return true;
}
}
return false;
},
scrollToAlarm: function (alarm) {
if (typeof alarm === 'object') {
let ret = NETDATA.alarms.scrollToChart(alarm.chart);
if (ret && NETDATA.options.page_is_visible === false) {
window.focus();
}
// alert('netdata dashboard will now scroll to chart: ' + alarm.chart + '\n\nThis alarm opened to bring the browser window in front of the screen. Click on the dashboard to prevent it from appearing again.');
}
},
notifyAll: function () {
// console.log('FETCHING ALARM LOG');
NETDATA.alarms.get_log(NETDATA.alarms.last_notification_id, function (data) {
// console.log('ALARM LOG FETCHED');
if (data === null || typeof data !== 'object') {
console.log('invalid alarms log response');
return;
}
if (data.length === 0) {
console.log('received empty alarm log');
return;
}
// console.log('received alarm log of ' + data.length + ' entries, from ' + data[data.length - 1].unique_id.toString() + ' to ' + data[0].unique_id.toString());
data.sort(function (a, b) {
if (a.unique_id > b.unique_id) {
return -1;
}
if (a.unique_id < b.unique_id) {
return 1;
}
return 0;
});
NETDATA.alarms.ms_penalty = 0;
let len = data.length;
while (len--) {
if (data[len].unique_id > NETDATA.alarms.last_notification_id) {
NETDATA.alarms.notify(data[len]);
}
//else
// console.log('ignoring alarm (older) with id ' + data[len].unique_id.toString());
}
NETDATA.alarms.last_notification_id = data[0].unique_id;
if (typeof netdataAlarmsRemember === 'undefined' || netdataAlarmsRemember) {
NETDATA.localStorageSet('last_notification_id', NETDATA.alarms.last_notification_id, null);
}
// console.log('last notification id = ' + NETDATA.alarms.last_notification_id);
})
},
check_notifications: function () {
// returns true if we should fire 1+ notifications
if (NETDATA.alarms.notifications !== true) {
// console.log('web notifications are not available');
return false;
}
if (Notification.permission !== 'granted') {
// console.log('web notifications are not granted');
return false;
}
if (typeof NETDATA.alarms.current !== 'undefined' && typeof NETDATA.alarms.current.alarms === 'object') {
// console.log('can do alarms: old id = ' + NETDATA.alarms.last_notification_id + ' new id = ' + NETDATA.alarms.current.latest_alarm_log_unique_id);
if (NETDATA.alarms.current.latest_alarm_log_unique_id > NETDATA.alarms.last_notification_id) {
// console.log('new alarms detected');
return true;
}
//else console.log('no new alarms');
}
// else console.log('cannot process alarms');
return false;
},
get: function (what, callback) {
$.ajax({
url: NETDATA.alarms.server + '/api/v1/alarms?' + what.toString(),
async: true,
cache: false,
headers: {
'Cache-Control': 'no-cache, no-store',
'Pragma': 'no-cache'
},
xhrFields: {withCredentials: true} // required for the cookie
})
.done(function (data) {
data = NETDATA.xss.checkOptional('/api/v1/alarms', data /*, '.*\.(calc|calc_parsed|warn|warn_parsed|crit|crit_parsed)$' */);
if (NETDATA.alarms.first_notification_id === 0 && typeof data.latest_alarm_log_unique_id === 'number') {
NETDATA.alarms.first_notification_id = data.latest_alarm_log_unique_id;
}
if (typeof callback === 'function') {
return callback(data);
}
})
.fail(function () {
NETDATA.error(415, NETDATA.alarms.server);
if (typeof callback === 'function') {
return callback(null);
}
});
},
update_forever: function () {
if (netdataShowAlarms !== true || netdataSnapshotData !== null) {
return;
}
NETDATA.alarms.get('active', function (data) {
if (data !== null) {
NETDATA.alarms.current = data;
if (NETDATA.alarms.check_notifications()) {
NETDATA.alarms.notifyAll();
}
if (typeof NETDATA.alarms.callback === 'function') {
NETDATA.alarms.callback(data);
}
// Health monitoring is disabled on this netdata
if (data.status === false) {
return;
}
}
setTimeout(NETDATA.alarms.update_forever, NETDATA.alarms.update_every);
});
},
get_log: function (last_id, callback) {
// console.log('fetching all log after ' + last_id.toString());
$.ajax({
url: NETDATA.alarms.server + '/api/v1/alarm_log?after=' + last_id.toString(),
async: true,
cache: false,
headers: {
'Cache-Control': 'no-cache, no-store',
'Pragma': 'no-cache'
},
xhrFields: {withCredentials: true} // required for the cookie
})
.done(function (data) {
data = NETDATA.xss.checkOptional('/api/v1/alarm_log', data);
if (typeof callback === 'function') {
return callback(data);
}
})
.fail(function () {
NETDATA.error(416, NETDATA.alarms.server);
if (typeof callback === 'function') {
return callback(null);
}
});
},
init: function () {
NETDATA.alarms.server = NETDATA.fixHost(NETDATA.serverDefault);
if (typeof netdataAlarmsRemember === 'undefined' || netdataAlarmsRemember) {
NETDATA.alarms.last_notification_id =
NETDATA.localStorageGet('last_notification_id', NETDATA.alarms.last_notification_id, null);
}
if (NETDATA.alarms.onclick === null) {
NETDATA.alarms.onclick = NETDATA.alarms.scrollToAlarm;
}
if (typeof netdataAlarmsRecipients !== 'undefined' && Array.isArray(netdataAlarmsRecipients)) {
NETDATA.alarms.recipients = netdataAlarmsRecipients;
}
if (netdataShowAlarms) {
NETDATA.alarms.update_forever();
if ('Notification' in window) {
// console.log('notifications available');
NETDATA.alarms.notifications = true;
if (Notification.permission === 'default') {
Notification.requestPermission();
}
}
}
}
};
// Registry of netdata hosts
NETDATA.registry = {
server: null, // the netdata registry server
isCloudEnabled: false,// is netdata.cloud functionality enabled?
cloudBaseURL: null, // the netdata cloud base url
person_guid: null, // the unique ID of this browser / user
machine_guid: null, // the unique ID the netdata server that served dashboard.js
hostname: 'unknown', // the hostname of the netdata server that served dashboard.js
machines: null, // the user's other URLs
machines_array: null, // the user's other URLs in an array
person_urls: null,
anonymous_statistics_checked: false,
MASKED_DATA: "***",
isUsingGlobalRegistry: function() {
return NETDATA.registry.server == "https://registry.my-netdata.io";
},
isRegistryEnabled: function() {
return !(NETDATA.registry.isUsingGlobalRegistry() || isSignedIn())
},
parsePersonUrls: function (person_urls) {
NETDATA.registry.person_urls = person_urls;
if (person_urls) {
NETDATA.registry.machines = {};
NETDATA.registry.machines_array = [];
let apu = person_urls;
let i = apu.length;
while (i--) {
if (typeof NETDATA.registry.machines[apu[i][0]] === 'undefined') {
// console.log('adding: ' + apu[i][4] + ', ' + ((now - apu[i][2]) / 1000).toString());
let obj = {
guid: apu[i][0],
url: apu[i][1],
last_t: apu[i][2],
accesses: apu[i][3],
name: apu[i][4],
alternate_urls: []
};
obj.alternate_urls.push(apu[i][1]);
NETDATA.registry.machines[apu[i][0]] = obj;
NETDATA.registry.machines_array.push(obj);
} else {
// console.log('appending: ' + apu[i][4] + ', ' + ((now - apu[i][2]) / 1000).toString());
let pu = NETDATA.registry.machines[apu[i][0]];
if (pu.last_t < apu[i][2]) {
pu.url = apu[i][1];
pu.last_t = apu[i][2];
pu.name = apu[i][4];
}
pu.accesses += apu[i][3];
pu.alternate_urls.push(apu[i][1]);
}
}
}
if (typeof netdataRegistryCallback === 'function') {
netdataRegistryCallback(NETDATA.registry.machines_array);
}
},
init: function () {
if (netdataRegistry !== true) {
return;
}
NETDATA.registry.hello(NETDATA.serverDefault, function (data) {
if (data) {
NETDATA.registry.server = data.registry;
if (data.cloud_base_url !== "") {
NETDATA.registry.isCloudEnabled = true;
NETDATA.registry.cloudBaseURL = data.cloud_base_url;
} else {
NETDATA.registry.isCloudEnabled = false;
NETDATA.registry.cloudBaseURL = "";
}
NETDATA.registry.machine_guid = data.machine_guid;
NETDATA.registry.hostname = data.hostname;
if (!NETDATA.registry.anonymous_statistics_checked) {
NETDATA.registry.anonymous_statistics_checked=true;
if (data.anonymous_statistics) {
(function(w,d,s,l,i){w[l]=w[l]||[];w[l].push({'gtm.start':
new Date().getTime(),event:'gtm.js'});var f=d.getElementsByTagName(s)[0],
j=d.createElement(s),dl=l!='dataLayer'?'&l='+l:'';j.async=false;j.src=
'https://www.googletagmanager.com/gtm.js?id='+i+dl;f.parentNode.insertBefore(j,f);
})(window,document,'script','dataLayer','GTM-N6CBMJD');
dataLayer.push({"anonymous_statistics" : "true", "machine_guid" : data.machine_guid});
}
}
NETDATA.registry.access(2, function (person_urls) {
NETDATA.registry.parsePersonUrls(person_urls);
});
}
});
},
hello: function (host, callback) {
host = NETDATA.fixHost(host);
// send HELLO to a netdata server:
// 1. verifies the server is reachable
// 2. responds with the registry URL, the machine GUID of this netdata server and its hostname
$.ajax({
url: host + '/api/v1/registry?action=hello',
async: true,
cache: false,
headers: {
'Cache-Control': 'no-cache, no-store',
'Pragma': 'no-cache'
},
xhrFields: {withCredentials: true} // required for the cookie
})
.done(function (data) {
data = NETDATA.xss.checkOptional('/api/v1/registry?action=hello', data);
if (typeof data.status !== 'string' || data.status !== 'ok') {
NETDATA.error(408, host + ' response: ' + JSON.stringify(data));
data = null;
}
if (typeof callback === 'function') {
return callback(data);
}
})
.fail(function () {
NETDATA.error(407, host);
if (typeof callback === 'function') {
return callback(null);
}
});
},
access: function (max_redirects, callback) {
let name = NETDATA.registry.MASKED_DATA;
let url = NETDATA.registry.MASKED_DATA;
if (!NETDATA.registry.isUsingGlobalRegistry()) {
// If the user is using a private registry keep sending identifiable
// data.
name = NETDATA.registry.hostname;
url = NETDATA.serverDefault;
}
console.log("ACCESS", name, url);
// send ACCESS to a netdata registry:
// 1. it lets it know we are accessing a netdata server (its machine GUID and its URL)
// 2. it responds with a list of netdata servers we know
// the registry identifies us using a cookie it sets the first time we access it
// the registry may respond with a redirect URL to send us to another registry
$.ajax({
url: NETDATA.registry.server + '/api/v1/registry?action=access&machine=' + NETDATA.registry.machine_guid + '&name=' + encodeURIComponent(name) + '&url=' + encodeURIComponent(url), // + '&visible_url=' + encodeURIComponent(document.location),
async: true,
cache: false,
headers: {
'Cache-Control': 'no-cache, no-store',
'Pragma': 'no-cache'
},
xhrFields: {withCredentials: true} // required for the cookie
})
.done(function (data) {
data = NETDATA.xss.checkAlways('/api/v1/registry?action=access', data);
let redirect = null;
if (typeof data.registry === 'string') {
redirect = data.registry;
}
if (typeof data.status !== 'string' || data.status !== 'ok') {
NETDATA.error(409, NETDATA.registry.server + ' responded with: ' + JSON.stringify(data));
data = null;
}
if (data === null) {
if (redirect !== null && max_redirects > 0) {
NETDATA.registry.server = redirect;
NETDATA.registry.access(max_redirects - 1, callback);
}
else {
if (typeof callback === 'function') {
return callback(null);
}
}
} else {
if (typeof data.person_guid === 'string') {
NETDATA.registry.person_guid = data.person_guid;
}
if (typeof callback === 'function') {
const urls = data.urls.filter((u) => u[1] !== NETDATA.registry.MASKED_DATA);
return callback(urls);
}
}
})
.fail(function () {
NETDATA.error(410, NETDATA.registry.server);
if (typeof callback === 'function') {
return callback(null);
}
});
},
delete: function (delete_url, callback) {
// send DELETE to a netdata registry:
$.ajax({
url: NETDATA.registry.server + '/api/v1/registry?action=delete&machine=' + NETDATA.registry.machine_guid + '&name=' + encodeURIComponent(NETDATA.registry.hostname) + '&url=' + encodeURIComponent(NETDATA.serverDefault) + '&delete_url=' + encodeURIComponent(delete_url),
async: true,
cache: false,
headers: {
'Cache-Control': 'no-cache, no-store',
'Pragma': 'no-cache'
},
xhrFields: {withCredentials: true} // required for the cookie
})
.done(function (data) {
data = NETDATA.xss.checkAlways('/api/v1/registry?action=delete', data);
if (typeof data.status !== 'string' || data.status !== 'ok') {
NETDATA.error(411, NETDATA.registry.server + ' responded with: ' + JSON.stringify(data));
data = null;
}
if (typeof callback === 'function') {
return callback(data);
}
})
.fail(function () {
NETDATA.error(412, NETDATA.registry.server);
if (typeof callback === 'function') {
return callback(null);
}
});
},
search: function (machine_guid, callback) {
// SEARCH for the URLs of a machine:
$.ajax({
url: NETDATA.registry.server + '/api/v1/registry?action=search&machine=' + NETDATA.registry.machine_guid + '&name=' + encodeURIComponent(NETDATA.registry.hostname) + '&url=' + encodeURIComponent(NETDATA.serverDefault) + '&for=' + machine_guid,
async: true,
cache: false,
headers: {
'Cache-Control': 'no-cache, no-store',
'Pragma': 'no-cache'
},
xhrFields: {withCredentials: true} // required for the cookie
})
.done(function (data) {
data = NETDATA.xss.checkAlways('/api/v1/registry?action=search', data);
if (typeof data.status !== 'string' || data.status !== 'ok') {
NETDATA.error(417, NETDATA.registry.server + ' responded with: ' + JSON.stringify(data));
data = null;
}
if (typeof callback === 'function') {
return callback(data);
}
})
.fail(function () {
NETDATA.error(418, NETDATA.registry.server);
if (typeof callback === 'function') {
return callback(null);
}
});
},
switch: function (new_person_guid, callback) {
// impersonate
$.ajax({
url: NETDATA.registry.server + '/api/v1/registry?action=switch&machine=' + NETDATA.registry.machine_guid + '&name=' + encodeURIComponent(NETDATA.registry.hostname) + '&url=' + encodeURIComponent(NETDATA.serverDefault) + '&to=' + new_person_guid,
async: true,
cache: false,
headers: {
'Cache-Control': 'no-cache, no-store',
'Pragma': 'no-cache'
},
xhrFields: {withCredentials: true} // required for the cookie
})
.done(function (data) {
data = NETDATA.xss.checkAlways('/api/v1/registry?action=switch', data);
if (typeof data.status !== 'string' || data.status !== 'ok') {
NETDATA.error(413, NETDATA.registry.server + ' responded with: ' + JSON.stringify(data));
data = null;
}
if (typeof callback === 'function') {
return callback(data);
}
})
.fail(function () {
NETDATA.error(414, NETDATA.registry.server);
if (typeof callback === 'function') {
return callback(null);
}
});
}
};
// Load required JS libraries and CSS
NETDATA.requiredJs = [
{
url: NETDATA.serverStatic + 'lib/bootstrap-3.3.7.min.js',
async: false,
isAlreadyLoaded: function () {
// check if bootstrap is loaded
if (typeof $().emulateTransitionEnd === 'function') {
return true;
} else {
return typeof netdataNoBootstrap !== 'undefined' && netdataNoBootstrap;
}
}
},
{
url: NETDATA.serverStatic + 'lib/fontawesome-all-5.0.1.min.js',
async: true,
isAlreadyLoaded: function () {
return typeof netdataNoFontAwesome !== 'undefined' && netdataNoFontAwesome;
}
},
{
url: NETDATA.serverStatic + 'lib/perfect-scrollbar-0.6.15.min.js',
isAlreadyLoaded: function () {
return false;
}
}
];
NETDATA.requiredCSS = [
{
url: NETDATA.themes.current.bootstrap_css,
isAlreadyLoaded: function () {
return typeof netdataNoBootstrap !== 'undefined' && netdataNoBootstrap;
}
},
{
url: NETDATA.themes.current.dashboard_css,
isAlreadyLoaded: function () {
return false;
}
}
];
NETDATA.loadedRequiredJs = 0;
NETDATA.loadRequiredJs = function (index, callback) {
if (index >= NETDATA.requiredJs.length) {
if (typeof callback === 'function') {
return callback();
}
return;
}
if (NETDATA.requiredJs[index].isAlreadyLoaded()) {
NETDATA.loadedRequiredJs++;
NETDATA.loadRequiredJs(++index, callback);
return;
}
if (NETDATA.options.debug.main_loop) {
console.log('loading ' + NETDATA.requiredJs[index].url);
}
let async = true;
if (typeof NETDATA.requiredJs[index].async !== 'undefined' && NETDATA.requiredJs[index].async === false) {
async = false;
}
$.ajax({
url: NETDATA.requiredJs[index].url,
cache: true,
dataType: "script",
xhrFields: {withCredentials: true} // required for the cookie
})
.done(function () {
if (NETDATA.options.debug.main_loop) {
console.log('loaded ' + NETDATA.requiredJs[index].url);
}
})
.fail(function () {
alert('Cannot load required JS library: ' + NETDATA.requiredJs[index].url);
})
.always(function () {
NETDATA.loadedRequiredJs++;
// if (async === false)
if (!async) {
NETDATA.loadRequiredJs(++index, callback);
}
});
// if (async === true)
if (async) {
NETDATA.loadRequiredJs(++index, callback);
}
};
NETDATA.loadRequiredCSS = function (index) {
if (index >= NETDATA.requiredCSS.length) {
return;
}
if (NETDATA.requiredCSS[index].isAlreadyLoaded()) {
NETDATA.loadRequiredCSS(++index);
return;
}
if (NETDATA.options.debug.main_loop) {
console.log('loading ' + NETDATA.requiredCSS[index].url);
}
NETDATA._loadCSS(NETDATA.requiredCSS[index].url);
NETDATA.loadRequiredCSS(++index);
};
// Boot it!
if (typeof netdataPrepCallback === 'function') {
netdataPrepCallback();
}
NETDATA.errorReset();
NETDATA.loadRequiredCSS(0);
NETDATA._loadjQuery(function () {
NETDATA.loadRequiredJs(0, function () {
if (typeof $().emulateTransitionEnd !== 'function') {
// bootstrap is not available
NETDATA.options.current.show_help = false;
}
if (typeof netdataDontStart === 'undefined' || !netdataDontStart) {
if (NETDATA.options.debug.main_loop) {
console.log('starting chart refresh thread');
}
NETDATA.start();
}
});
});
})(window, document, (typeof jQuery === 'function')?jQuery:undefined);
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