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Code Issues Releases Activity

Current progress on stats page, nonfunctional.

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This commit is contained in:
Kevan Ahlquist 2015-08-25 00:55:54 -05:00
parent 66894e7596
commit b7daf91723
6 changed files with 119 additions and 3 deletions
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56
app/components/stats/statsController.js Normal file
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angular.module('stats', [])
.controller('StatsController', ['Settings', '$scope', 'Messages', '$timeout', 'Container', 'LineChart', '$routeParams', function (Settings, $scope, Messages, $timeout, Container, LineChart, $routeParams) {
var sessionKey = 'dockeruiStats-' + $routeParams.id;
var localData = sessionStorage.getItem(sessionKey);
if (localData) {
$scope.dockerStats = localData;
} else {
$scope.dockerStats = [];
}
function updateStats() {
Container.stats({id: $routeParams.id}, function (d) {
console.log(d);
var arr = Object.keys(d).map(function (key) {return d[key];});
if (arr.join('').indexOf('no such id') !== -1) {
Messages.error('Unable to retrieve container stats', 'Has this container been removed?');
return;
}
$scope.dockerStats.push(d);
sessionStorage.setItem(sessionKey, $scope.dockerStats);
$timeout(updateStats, 1000);
// Update graph with latest data
updateChart($scope.dockerStats);
}, function () {
Messages.error('Unable to retrieve container stats', 'Has this container been removed?');
});
}
updateStats();
$scope.calculateCPUPercent = function (stats) {
// Same algorithm the official client uses: https://github.com/docker/docker/blob/master/api/client/stats.go#L195-L208
var prevCpu = stats.precpu_stats;
var curCpu = stats.cpu_stats;
var cpuPercent = 0.0;
// calculate the change for the cpu usage of the container in between readings
var cpuDelta = curCpu.cpu_usage.total_usage - prevCpu.cpu_usage.total_usage;
// calculate the change for the entire system between readings
var systemDelta = curCpu.system_cpu_usage - prevCpu.system_cpu_usage;
if (systemDelta > 0.0 && cpuDelta > 0.0) {
cpuPercent = (cpuDelta / systemDelta) * curCpu.cpu_usage.percpu_usage.size() * 100.0;
}
return cpuPercent
};
function updateChart(data) {
// TODO: Build data in the right format and create chart.
//LineChart.build('#cpu-stats-chart', $scope.dockerStats, function (d) {
// return $scope.calculateCPUPercent(d)
//});
}
}]);