diff --git a/src/views/app.js b/src/views/app.js
index a8e985194..aee589983 100644
--- a/src/views/app.js
+++ b/src/views/app.js
@@ -8,6 +8,7 @@
/* global ISTATES */
/* global ERROR */
/* global moment */
+/* global Chart */
angular.module('Application').controller('AppController', ['$scope', '$location', '$timeout', '$interval', '$route', '$routeParams', 'Client', function ($scope, $location, $timeout, $interval, $route, $routeParams, Client) {
Client.onReady(function () { if (!Client.getUserInfo().isAtLeastAdmin) $location.path('/'); });
@@ -586,6 +587,82 @@ angular.module('Application').controller('AppController', ['$scope', '$location'
}
};
+ $scope.graphs = {
+ error: {},
+
+ period: 6,
+ periodLabel: '6 hours',
+ memoryChart: null,
+ diskChart: null,
+
+ setPeriod: function (hours, label) {
+ $scope.graphs.period = hours;
+ $scope.graphs.periodLabel = label;
+ $scope.graphs.show();
+ },
+
+ show: function () {
+ var timePeriod = $scope.graphs.period * 60; // in minutes
+ var timeBucketSize = 60; // in minutes
+
+ function fillGraph(canvasId, data, label, chartPropertyName) {
+ // translate the data from bytes to MB
+ var datapoints = data.datapoints.map(function (d) { return parseInt((d[0] / 1024 / 1024).toFixed(2)); });
+ var labels = datapoints.map(function (d, index) {
+ var dateTime = new Date(Date.now() - ((timePeriod - (index * timeBucketSize)) * 60 *1000));
+ return ('0' + dateTime.getHours()).slice(-2) + ':00';
+ });
+
+ var data = {
+ labels: labels,
+ datasets: [{
+ label: label,
+ backgroundColor: '#82C4F8',
+ borderColor: '#2196F3',
+ borderWidth: 2,
+ pointBackgroundColor: 'rgba(151,187,205,1)',
+ pointBorderColor: '#2196F3',
+ pointHoverBackgroundColor: '#82C4F8',
+ pointHoverBorderColor: '#82C4F8',
+ data: datapoints
+ }]
+ };
+
+ var options = {
+ legend: {
+ display: false
+ },
+ tooltips: {
+ intersect: false
+ },
+ scales: {
+ yAxes: [{
+ ticks: {
+ min: 0,
+ beginAtZero: true
+ }
+ }]
+ }
+ };
+
+ var ctx = $(canvasId).get(0).getContext('2d');
+
+ if ($scope.graphs[chartPropertyName]) $scope.graphs[chartPropertyName].destroy();
+ $scope.graphs[chartPropertyName] = new Chart(ctx, { type: 'line', data: data, options: options });
+ }
+
+ var memoryQuery = 'summarize(collectd.localhost.table-' + appId + '-memory.gauge-rss, "' + timeBucketSize + 'min", "avg")';
+ var diskQuery = 'absolute(collectd.localhost.du-' + appId + '.capacity-usage)';
+
+ Client.graphs([memoryQuery, diskQuery], '-' + timePeriod + 'min', {}, function (error, result) {
+ if (error) return console.error(error);
+
+ fillGraph('#graphsMemoryChart', result[0], 'Memory', 'memoryChart');
+ fillGraph('#graphsDiskChart', result[1], 'Disk', 'diskChart');
+ });
+ }
+ };
+
$scope.email = {
busy: false,
error: {},