src/web/gui/v1/dash-example.html
<!DOCTYPE html>
<html lang="en">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
<meta name="viewport" content="width=device-width, initial-scale=1">
<meta name="apple-mobile-web-app-capable" content="yes">
<meta name="apple-mobile-web-app-status-bar-style" content="black-translucent">
</head>
<body>
<div id="alarms" class="collapsed">
<div class="alarm-collapse-button" onclick="dash.toggle_alarm_collapse()">›</div>
<span class="alarm-count"></span>
<h1>Alarms</h1>
<div class="alarm-host-list"></div>
<div class="settings-button" onclick="dash.reorder_hosts()">⚙︎</div>
</div>
<div id="dash">
<div class="netdata-host-stats-container template">
<div class="netdata-host-name">host</div>
<div class="netdata-host-stats">
<div class="dash-graph"
data-dash-netdata="system.cpu"
data-dygraph-valuerange="[0, 100]">
</div>
<div class="dash-graph"
data-dash-netdata="system.load">
</div>
<div class="dash-graph"
data-dash-netdata="system.ram">
</div>
<div class="dash-graph"
data-dash-netdata="disk_space._">
</div>
<div class="dash-graph"
data-dash-netdata="system.net">
</div>
<div class="dash-graph"
data-dash-netdata="system.processes">
</div>
<div class="dash-graph"
data-dash-netdata="apps.cpu">
</div>
<div class="dash-graph"
data-dash-netdata="apps.mem">
</div>
<div class="dash-charts">
<div class="dash-chart"
data-dash-netdata="system.io"
data-dimensions="in"
data-title="Disk Read"
data-common-units="dash.io">
</div>
<div class="dash-chart"
data-dash-netdata="system.io"
data-dimensions="out"
data-title="Disk Write"
data-common-units="dash.io">
</div>
<div class="dash-chart"
data-dash-netdata="system.cpu"
data-chart-library="gauge"
data-title="CPU"
data-units="%"
data-gauge-max-value="100"
data-colors="#22AA99"
data-gauge-stroke-color="#373B40">
</div>
<div class="dash-chart"
data-dash-netdata="system.net"
data-dimensions="received"
data-title="Net Inbound"
data-common-units="dash.net">
</div>
<div class="dash-chart"
data-dash-netdata="system.net"
data-dimensions="sent"
data-title="Net Outbound"
data-common-units="dash.net">
</div>
<div class="dash-chart"
data-dash-netdata="system.ram"
data-dimensions="used|buffers|active|wired"
data-append-options="percentage"
data-title="Used RAM"
data-units="%"
data-easypiechart-max-value="100"
data-colors="#EE9911">
</div>
</div>
</div>
</div>
</div>
</body>
<script
src="https://code.jquery.com/jquery-3.4.1.min.js"
integrity="sha256-CSXorXvZcTkaix6Yvo6HppcZGetbYMGWSFlBw8HfCJo="
crossorigin="anonymous">
</script>
<script type="text/javascript">
class PickNSort {
// PickNSort.js
constructor (dark) {
this.items = [];
this.callback = function (output, disabled) { console.log(output, disabled) };
this.reset = function () { this.items = [] };
this.last_output = {
enabled: [],
disabled: []
}
this.add_css_to_page(dark);
}
create_modal () {
$("<div></div>", {
id: "picknsort-container"
}).appendTo('body');
$("<div></div>", {
id: 'picknsort-window'
}).appendTo('#picknsort-container');
$("<div></div>", {
id: "picknsort-close-button",
text: '\u2573'
}).appendTo('#picknsort-window');
$("<div></div>", {
id: "picknsort-item-list"
}).appendTo('#picknsort-window')
$("<div></div>", {
text: "Apply",
id: "picknsort-apply-button"
}).appendTo('#picknsort-window');
$("<div></div>", {
text: "Reset",
id: "picknsort-reset-button"
}).appendTo('#picknsort-window');
$('#picknsort-close-button').click(function () {
picknsort.destroy_modal();
picknsort.callback(null, null);
});
$('#picknsort-apply-button').click(function () {
picknsort.apply();
});
$('#picknsort-reset-button').click(function () {
picknsort.reset();
});
}
destroy_modal () {
$('#picknsort-container').remove();
}
populate_list () {
this.clear_list();
for (var i=0, len=this.items.length; i<len; i++) {
this.draw_item(i);
}
}
draw_item (index) {
var item = this.items[index];
var $item = $("<div></div>").addClass("picknsort-item");
var $checkbox= $("<div></div>").addClass('picknsort-item-checkbox-wrapper');
$("<input>", {
type: "checkbox",
checked: item.enabled
}).addClass('picknsort-item-checkbox')
.appendTo($checkbox);
var $value = $("<div></div>", {
text: item.value
}).addClass("picknsort-item-value");
var $nav = $("<div></div>").addClass("picknsort-item-nav")
.append("<div class='picknsort-item-down' data-index='" + index + "' onclick='picknsort.shift_down(this)'>↓</div>")
.append("<div class='picknsort-item-up' data-index='" + index + "' onclick='picknsort.shift_up(this)'>↑</div>");
$item.append($checkbox).append($value).append($nav).appendTo('#picknsort-item-list');
}
clear_list () {
$('#picknsort-item-list').html('');
}
popup (callback, reset, options={}) {
this.callback = callback || this.callback;
this.reset = reset || this.reset;
if (!options.enabled) {
options.enabled = this.last_output.enabled;
}
if (!options.disabled) {
options.disabled = this.last_output.disabled;
}
this.parse_items(options.enabled, options.disabled);
if (this.items.length) {
this.create_modal();
this.populate_list();
}
}
parse_items (enabled, disabled) {
this.items = [];
for (var i=0, len=enabled.length; i<len; i++) {
this.items.push({
value: enabled[i],
enabled: true
});
}
for (var i=0, len=disabled.length; i<len; i++) {
this.items.push({
value: disabled[i],
enabled: false
});
}
}
shift_down (el) {
var index = $(el).data('index');
if (index === this.items.length - 1) {
return;
}
var temp = this.items[index];
this.items[index] = this.items[index + 1];
this.items[index + 1] = temp;
this.move_element_down(index);
}
shift_up (el) {
var index = $(el).data('index');
if (index === 0) {
return;
}
var temp = this.items[index];
this.items[index] = this.items[index - 1];
this.items[index - 1] = temp;
this.move_element_up(index);
}
move_element_up (index) {
var $src = $('.picknsort-item:eq(' + index + ')');
var $dest = $('.picknsort-item:eq(' + (index-1) + ')');
$src.insertBefore($dest);
// Update data-index
$src.find('.picknsort-item-down, .picknsort-item-up').data("index", index-1);
$dest.find('.picknsort-item-down, .picknsort-item-up').data("index", index);
}
move_element_down (index) {
var $src = $('.picknsort-item:eq(' + index + ')');
var $dest = $('.picknsort-item:eq(' + (index+1) + ')');
$src.insertAfter($dest);
// Update data-index
$src.find('.picknsort-item-down, .picknsort-item-up').data("index", index+1);
$dest.find('.picknsort-item-down, .picknsort-item-up').data("index", index);
}
apply () {
var out = [];
for (var i=0, len=this.items.length; i<len; i++) {
out.push(this.items[i].value);
}
var disabled = [];
$('input.picknsort-item-checkbox:not(:checked)').each(function (elindex) {
var itemindex = $('input.picknsort-item-checkbox').index($(this));
// Adjust for deleted elements
var spliceindex = itemindex - (1 * elindex);
var del = out.splice(spliceindex, 1);
disabled.push(del[0]);
});
this.callback(out, disabled);
this.last_output = {
enabled: out,
disabled: disabled
}
this.destroy_modal();
}
add_css_to_page (dark) {
/*
* TUTORIAL: Change your theme colors here. Not sure how well it will work...
*/
var light_theme = {
windowbg: "#FFF",
itembg: "#F4F4F4",
itemcolor: "#535353"
}
var dark_theme = {
windowbg: "#444",
itembg: "#333",
itemcolor: "#DBDBDB"
}
var current_theme = (dark) ? dark_theme : light_theme;
var css_string = `
#picknsort-container {
position: fixed;
z-index: 9999 !important;
top: 0;
bottom: 0;
left: 0;
right: 0;
background: rgba(0,0,0,0.5);
}
#picknsort-window {
max-height: 90vh;
width: 40em;
background: ${current_theme.windowbg};
position: absolute;
top: 5em;
left: calc(50% - 20em);
padding: 2em;
padding-top: 4em;
}
#picknsort-close-button {
position: absolute;
top: 1em;
font-size: 1.5em;
color: #666;
right: 1em;
cursor: pointer;
}
#picknsort-item-list {
max-height: 60vh;
overflow-y: scroll;
margin-bottom: 1em;
}
#picknsort-apply-button, #picknsort-reset-button {
text-align: center;
font-size: 1.5em;
padding: 1em;
background: rgb(106, 232, 165);
font-weight: bold;
color: #FFF;
cursor: pointer;
margin-top: 1em;
}
#picknsort-reset-button {
background: #CCC;
}
.picknsort-item {
padding: 1em;
border-top: solid 1px #CCC;
margin-bottom: 1em;
position: relative;
background: ${current_theme.itembg};
color: ${current_theme.itemcolor}
}
.picknsort-item-checkbox-wrapper {
position: absolute;
top: 0;
left: 0;
bottom: 0;
width: 3em;
text-align: center;
}
.picknsort-item-checkbox {
transform: scale(1.5);
margin-top: 1.3em !important;
}
.picknsort-item-value {
margin-left: 3em;
}
.picknsort-item-nav {
font-size: 2em;
position: absolute;
right: 0;
top: 0;
bottom: 0;
color: #CCC;
cursor: pointer;
}
.picknsort-item-down, .picknsort-item-up {
display: inline-block;
padding: 0em 0.5em;
height: calc(100% - 0.2em);
}
` // End multiline string
$("<style>")
.prop("type", "text/css")
.html(css_string).appendTo("head");
}
}
</script>
<script type="text/javascript">
// Dash JS
function picknsort_setup () {
if (localStorage.getItem('netdata_ordered_hosts')) {
picknsort.last_output = JSON.parse(localStorage.getItem('netdata_ordered_hosts'));
} else {
picknsort.last_output = {
enabled: dash.netdata_info.mirrored_hosts,
disabled: []
}
}
}
class Dash {
constructor (base_url, link_base_url) {
this.base_url = base_url; // URL of netdata host, with port
this.link_base_url = link_base_url || base_url; // Reverse proxy URL (Optional)
this.current_alarms = {};
this.new_alarms = {};
this.first_build = true;
/*
* TUTORIAL: Change your graph/chart dimensions here. Host columns will automatically adjust.
* Charts are square! Their width is the same as their height.
*/
this.options = {
graph_width: '40em',
graph_height: '20em',
chart_width: '10em' // Charts are square
};
this.init();
}
reorder_hosts () {
picknsort.popup(dash.update_ordered_hosts, dash.find_new_hosts);
}
get_enabled_hosts () {
try {
return JSON.parse(localStorage.getItem('netdata_ordered_hosts')).enabled
} catch (e) {
return this.netdata_info.mirrored_hosts;
}
}
get_ordered_hosts () {
try {
return JSON.parse(localStorage.getItem('netdata_ordered_hosts'));
} catch (e) {
return null;
}
}
set_ordered_hosts (hosts) {
localStorage.setItem('netdata_ordered_hosts', JSON.stringify(hosts));
location.reload();
}
update_ordered_hosts (enabled, disabled) {
if (enabled === null && disabled === null) {
return;
}
dash.set_ordered_hosts({
enabled: enabled,
disabled: disabled
});
}
find_new_hosts () {
var newhosts = dash.netdata_info.mirrored_hosts.slice();
var currenthosts = dash.get_ordered_hosts();
for (var i=0,len=currenthosts.enabled.length; i<len; i++) {
var found = newhosts.indexOf(currenthosts.enabled[i]);
if (found > -1) {
newhosts.splice(found, 1);
} else {
currenthosts.enabled.splice(i, 1);
}
}
for (var i=0,len=currenthosts.disabled.length; i<len; i++) {
var found = newhosts.indexOf(currenthosts.disabled[i]);
if (found > -1) {
newhosts.splice(found, 1);
} else {
currenthosts.enabled.splice(i, 1);
}
}
for (var i=0,len=newhosts.length; i<len; i++) {
currenthosts.enabled.push(newhosts[i]);
}
dash.set_ordered_hosts(currenthosts);
}
get_host_url (hostname, link) {
var base = ( link ) ? this.link_base_url : this.base_url;
return (hostname) ? base + '/host/' + hostname : base;
}
get_api_url (hostname) {
return this.get_host_url(hostname) + '/api/v1'
}
init () {
var that = this;
$.get(this.get_api_url() + '/info', function (data) {
that.netdata_info = data;
picknsort_setup()
that.build();
});
}
digest () {
this.fetch_active_alarms();
this.fix_layout_errors();
}
build () {
// Fix vertically misaligned stats on load error
$('.dash-graph').css({
height: this.options.graph_height,
width: this.options.graph_width
});
$('.dash-chart').css({
height: this.options.chart_width, // Charts are square
width: this.options.chart_width
});
// Fix chart alignment
$('.netdata-host-stats-container').css({
width: 'calc(' + this.options.graph_width + ' + (2 * ' + $('.netdata-host-stats-container').css('padding-left') + '))'
});
var $template = $('.netdata-host-stats-container').first();
var hosts = this.get_enabled_hosts();
for (var i=0, len=hosts.length; i<len; i++) {
var hostname = hosts[i];
$('#alarms .alarm-host-list').append('<div class="host-alarms ' + hostname + '"><a target="_blank" href="' + this.get_host_url(hostname, true) + '/"><h2>' + hostname + '</h2></a></div>');
$template.clone().removeClass('template').appendTo('#dash');
var $newest = $('.netdata-host-stats-container').last();
this.build_stats($newest, hostname);
}
if (this.first_build === true) {
this.remove_template_elements();
this.first_build = false;
}
}
build_stats ($hoststats, hostname) {
var that = this;
$hoststats.find('.netdata-host-stats .dash-graph').each(function () {
that.build_graph($(this), hostname);
});
$hoststats.find('.netdata-host-stats .dash-chart').each(function () {
that.build_chart($(this), hostname);
});
$hoststats.find('.netdata-host-name').html('<a target="_blank" href="' + that.get_host_url(hostname, true) + '/">' + hostname + '</a>');
}
build_graph ($wrapper, hostname) {
var that = this;
var $graph = $('<div>', {
// Defaults
'data-netdata': $wrapper.attr('data-dash-netdata'),
'data-host': that.get_host_url(hostname),
'data-before': '0',
'data-after': '-540',
'role': 'application',
'data-width': that.options.graph_width,
'data-height': that.options.graph_height
});
$.each($wrapper[0].attributes, function (key, node) {
if ( node.name.match(/^data-(?!dash).*/ ) ) {
$graph.attr(node.name, node.value);
}
});
$graph.appendTo($wrapper);
}
build_chart ($wrapper, hostname) {
var that = this;
var $graph = $('<div>', {
// Defaults
'data-netdata': $wrapper.attr('data-dash-netdata'),
'data-host': that.get_host_url(hostname),
'data-before': '0',
'data-after': '-540',
'data-points': '540',
'role': 'application',
'data-width': that.options.chart_width,
'data-title': ' ',
'data-easypiechart-trackcolor': "#373B40",
'data-chart-library': 'easypiechart'
})
$.each($wrapper[0].attributes, function (key, node) {
if ( node.name.match(/^data-(?!dash).*/ ) ) {
$graph.attr(node.name, node.value);
}
});
$graph.appendTo($wrapper);
}
all_alarms_are_warnings () {
var out = true;
$.each(this.current_alarms, function (host, alarms) {
if (out === false) {
return false; // Maximum efficiency
}
$.each(alarms, function (name, data) {
if (data.status != "WARNING") {
out = false;
return false;
}
});
});
return out;
}
update_alarm_count () {
console.log(this.all_alarms_are_warnings());
var count = $('img.alarm-badge').length;
$('.alarm-count').text($('img.alarm-badge').length);
$('.alarm-count').removeClass('no-alarms warnings-only');
if ( count === 0 ) {
$('.alarm-count').addClass('no-alarms');
return
}
if (this.all_alarms_are_warnings()) {
$('.alarm-count').addClass('warnings-only');
}
}
fetch_active_alarms () {
var that = this;
console.log("Getting alarms...");
var hosts = this.get_enabled_hosts();
for (var i=0, len=hosts.length; i<len; i++) {
var hostname = hosts[i];
$.get(this.get_api_url(hostname) + '/alarms', function (data) {
that.new_alarms[ data.hostname ] = data.alarms;
if ( Object.keys(that.new_alarms).length === len ) {
// All responses received
if ( that.check_new_current_alarms() ) {
console.log("No alarm changes detected... Refreshing images.");
that.new_alarms = {};
that.refresh_alarm_images();
return;
}
that.current_alarms = that.new_alarms;
that.new_alarms = {};
that.draw_alarms();
that.update_alarm_count();
}
});
}
}
toggle_alarm_collapse () {
$('#alarms').toggleClass('collapsed');
}
check_new_current_alarms () {
// Create arrays of property names
var a = this.current_alarms;
var b = this.new_alarms;
var aProps = Object.keys(a);
var bProps = Object.keys(b);
// If number of properties is different,
// objects are not equivalent
if (aProps.length != bProps.length) {
return false;
}
for (var i = 0; i < aProps.length; i++) {
var propName = aProps[i];
var aa = a[propName];
var aaProps = Object.keys(aa);
var bb = b[propName];
var bbProps = Object.keys(bb);
if (aaProps.length != bbProps.length) {
return false;
}
for (var n = 0, len=aaProps.length; i < len; i++) {
if ( bb[aaProps[n]] === undefined ) {
return false;
}
}
}
// If we made it this far, objects
// are considered equivalent
return true;
}
refresh_alarm_images () {
// Use Math.random() to "reload" the image
$('.alarm-badge').each(function () {
var old_src = $(this).attr('src').replace(/&rand=.*/g, "");
$(this).attr('src', old_src + "&rand=" + Math.random());
});
}
draw_alarms () {
var that = this;
console.log("Drawing...", that.current_alarms);
$.each(that.current_alarms, function(hostname, alarms) {
$('#alarms .host-alarms.' + hostname + ' .alarm-badge').remove();
$.each(alarms, function (index, alarm) {
that.draw_alarm(hostname, alarm);
})
});
}
draw_alarm (hostname, alarm) {
var queryStr = '/badge.svg?alarm=' + alarm.name + '&chart=' + alarm.chart
$('<img />', {
src: this.get_api_url(hostname) + queryStr,
class: 'alarm-badge'
}).appendTo($('#alarms .host-alarms.' + hostname));
}
remove_template_elements () {
$('.netdata-host-stats-container').first().remove();
}
fix_layout_errors () {
$('.dash-graph:contains("chart not found")').html('<div class="loading-error">Not found</div>');
$('.dash-chart:contains("chart not found")').html('<div class="loading-error">Not found</div>');
}
}
/*
* TUTORIAL: Change this to the URL of your netdata host
* If you use netdata behind a reverse proxy, add a second parameter for the reverse proxy url like so:
* new Dash('http://localhost:19999', 'https://my-domain.com/stats');
*/
var dash = new Dash('http://localhost:19999');
var picknsort = new PickNSort(true);
// Import dashboard.js
$.getScript(dash.base_url + '/dashboard.js', function() {
console.log("Loaded dashboard.js");
setTimeout(function () {
$('#alarms').css("visibility", "visible");
}, 400);
});
setInterval(function () {
dash.digest();
}, 6 * 1000);
</script>
<style type="text/css">
body {
background-color: #272b30;
}
a, a:hover {
color: #AAA !important;
}
#dash {
overflow: scroll;
width: 100vw;
white-space: nowrap;
height: 100vh;
}
#alarms {
display: block;
z-index: 9999;
position: fixed;
right: 0;
top: 0;
bottom: 0;
background-color: #111;
width: 23em;
padding: 1em;
color: #AAA;
box-shadow: 0 0 3em #060606;
border: solid 1px #2d2d2d;
visibility: hidden;
}
#alarms h1 {
text-align: center;
margin: 0;
margin-bottom: 0.5em;
margin-top: -0.1em;
font-size: 2em;
}
#alarms h2 {
font-size: 1.5em;
}
#alarms .alarm-collapse-button {
position: absolute;
top: 0;
left: 0;
width: 0.9em;
height: 0.9em;
font-size: 4em;
line-height: 0.8;
background: #111;
text-align: center;
cursor: default;
}
#alarms .alarm-collapse-button:hover {
background: #000;
}
#alarms.collapsed {
width: 4em;
}
#alarms.collapsed .alarm-collapse-button {
position: fixed;
left: auto;
right: 0;
top: 0;
bottom: 0;
width: 4em;
height: 100vh;
opacity: 0;
z-index: 9999;
}
#alarms.collapsed h1 {
transform: rotate(-90deg);
position: absolute;
left: -9.1em;
top: 4em;
width: 20em;
}
#alarms .alarm-host-list {
margin-top: 1em;
height: 100%;
overflow-y: scroll;
scrollbar-width: thin;
}
#alarms.collapsed .alarm-host-list {
display: none;
}
#alarms .host-alarms {
background: #1d1d1d;
margin-bottom: 1em;
padding: 0.2em 1em;
padding-bottom: 1.5em;
border-top: 1px solid;
position: relative;
}
.host-alarms a:last-child:after {
position: absolute;
display: block;
content: 'no alarms';
width: 6em;
height: 1em;
right: 0;
top: 2em;
color: #646464;
}
#alarms .host-alarms img.alarm-badge {
margin: .25em;
height: 1.2em;
}
#alarms .alarm-count {
width: 1.5em;
height: 1.5em;
text-align: center;
position: absolute;
right: 0.5em;
top: 0.5em;
font-size: 1.5em;
background: #6f1515;
border-radius: 50%;
}
#alarms .alarm-count:empty {
background: #333;
}
#alarms .no-alarms {
background: #156f15;
color: rgba(0,0,0,0);
}
#alarms .warnings-only {
background: #f48041;
color: #EEE;
}
.settings-button {
position: absolute;
bottom: 0;
right: 0;
font-size: 3em;
width: 1.3em;
height: 1.3em;
z-index: 9999;
text-align: center;
line-height: 1.2;
cursor: default;
}
.settings-button:hover {
background: #424242;
}
.netdata-host-name {
font-size: 3em;
color: #FFF;
text-align: center;
white-space: nowrap;
background: inherit;
position: sticky;
top: 0;
z-index: 9998;
box-shadow: 0 0.5em 1em #232323;
margin-bottom: 0.5em;
border-bottom: solid 0.1em #AAA;
}
.netdata-host-stats-container {
position: relative;
margin: 0 1em;
padding: 1em 2em;
display: inline-block;
text-align: center;
color: #CCC;
background: #232323;
}
.netdata-host-stats-container:last-of-type {
margin-right: 27em;
}
.netdata-host-stats {
}
.netdata-message {
}
.dash-graph {
margin-bottom: 1em;
}
.netdata-legend-resize-handler {
display: none
}
.dash-charts {
white-space: normal;
margin: 2em 0;
}
.dash-chart {
display: inline-block;
vertical-align: top;
}
.easyPieChartLabel {
color: #FFF;
}
.loading-error {
padding-top: 2em;
font-size: 2em;
}
.netdata-legend-value, .netdata-legend-toolbox, .netdata-legend-toolbox-button, .netdata-legend-resize-handler {
background: initial;
}
</style>
</html>