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/** * @copyright Copyright (c) 2016 Bjoern Schiessle <bjoern@schiessle.org> * * @license GNU AGPL version 3 or any later version * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU Affero General Public License as * published by the Free Software Foundation, either version 3 of the * License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU Affero General Public License for more details. * * You should have received a copy of the GNU Affero General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. * */ (function ($, OC) { var memoryUsageChart, memoryUsageLine, cpuLoadChart, cpuLoadLine, activeusersChart, sharesChart; $(document).ready(function () { var updateTimer = setInterval(updateInfo, 1000); resizeSystemCharts(); function updateInfo() { var url = OC.generateUrl('/apps/serverinfo/update'); $.get(url).success(function (response) { updateCPUStatistics(response.system.cpuload); updateMemoryStatistics(response.system.mem_total, response.system.mem_free); updateActiveUsersStatistics(response.activeUsers); updateStoragesStatistics(response.storage) updateShareStatistics(response.shares); updatePHPStatistics(response.php); updateDatabaseStatistics(response.database); }); } }); $(window).resize(function () { resizeSystemCharts(); }); function updateCPUStatistics (cpuload) { var cpu1 = cpuload[0], cpu2 = cpuload[1], cpu3 = cpuload[2]; if (typeof cpuLoadChart === 'undefined') { cpuLoadChart = new SmoothieChart( { millisPerPixel:250, minValue:0, grid:{fillStyle:'rgba(0,0,0,0.03)',strokeStyle:'transparent'}, labels:{fillStyle:'rgba(0,0,0,0.4)', fontSize:12} }); cpuLoadChart.streamTo(document.getElementById("cpuloadcanvas"), 1000/*delay*/); cpuLoadLine = new TimeSeries(); cpuLoadChart.addTimeSeries(cpuLoadLine, {lineWidth:1, strokeStyle:'rgb(0, 0, 255)', fillStyle:'rgba(0, 0, 255, 0.2)'}); } $('#cpuFooterInfo').text("Load average: "+cpu1+" (Last minute)"); cpuLoadLine.append(new Date().getTime(), cpu1); } function updateMemoryStatistics (memTotal, memFree) { if (memTotal === 'N/A' || memFree === 'N/A') { $('#memFooterInfo').text(t('serverinfo', 'Memory info not available')); $('#memorycanvas').addClass('hidden'); return; } var memTotalBytes = memTotal * 1024, memUsageBytes = (memTotal - memFree) * 1024, memTotalGB = memTotal / (1024 * 1024), memUsageGB = (memTotal - memFree) / (1024 * 1024); if (typeof memoryUsageChart === 'undefined') { memoryUsageChart = new SmoothieChart( { millisPerPixel:250, maxValue:memTotalGB, minValue:0, grid:{fillStyle:'rgba(0,0,0,0.03)',strokeStyle:'transparent'}, labels:{fillStyle:'rgba(0,0,0,0.4)', fontSize:12} }); memoryUsageChart.streamTo(document.getElementById("memorycanvas"), 1000/*delay*/); memoryUsageLine = new TimeSeries(); memoryUsageChart.addTimeSeries(memoryUsageLine, {lineWidth:1, strokeStyle:'rgb(0, 255, 0)', fillStyle:'rgba(0, 255, 0, 0.2)'}); } $('#memFooterInfo').text("Total: "+bytesToSize(memTotalBytes)+" - Current usage: "+bytesToSize(memUsageBytes)); memoryUsageLine.append(new Date().getTime(), memUsageGB); } /** * human readable byte size * * @return human readable byte size string */ function bytesToSize(bytes) { var sizes = ['Bytes', 'KB', 'MB', 'GB', 'TB']; if (bytes == 0) return 'n/a'; var i = parseInt(Math.floor(Math.log(bytes) / Math.log(1024))); if (i == 0) return bytes + ' ' + sizes[i]; return (bytes / Math.pow(1024, i)).toFixed(1) + ' ' + sizes[i]; }; function updateStoragesStatistics (storages) { var users_storages = storages.num_users, files_storages = storages.num_files; $('#numUsersStorage').text(' ' + users_storages); $('#numFilesStorage').text(' ' + files_storages); } function updateShareStatistics (shares) { var shares_data = [shares.num_shares_user, shares.num_shares_groups, shares.num_shares_link, shares.num_fed_shares_sent, shares.num_fed_shares_received], stepSize = 0; if (Math.max.apply(null, shares_data) < 10) {stepSize = 1;} if (typeof sharesChart === 'undefined') { var ctx = document.getElementById("sharecanvas"); sharesChart = new Chart(ctx, { type: 'bar', data: { labels: ["Users", "Groups", "Links", "Federated sent", "Federated received"], datasets: [{ label: " ", data: shares_data, backgroundColor: [ 'rgba(0, 0, 255, 0.2)', 'rgba(0, 255, 0, 0.2)', 'rgba(255, 0, 0, 0.2)', 'rgba(0, 255, 255, 0.2)', 'rgba(255, 0, 255, 0.2)' ], borderColor: [ 'rgba(0, 0, 255, 1)', 'rgba(0, 255, 0, 1)', 'rgba(255, 0, 0, 1)', 'rgba(0, 255, 255, 1)', 'rgba(255, 0, 255, 1)' ], borderWidth: 1 }] }, options: { legend: {display:false}, scales: { yAxes: [{ ticks: { min: 0, stepSize: stepSize } }] } } }); } sharesChart.update(); } function updateActiveUsersStatistics (activeUsers) { var activeusers_data = [activeUsers.last24hours, activeUsers.last1hour, activeUsers.last5minutes], stepSize = 0; if (Math.max.apply(null, activeusers_data) < 10) {stepSize = 1;} if (typeof activeusersChart === 'undefined') { var ctx = document.getElementById("activeuserscanvas"); activeusersChart = new Chart(ctx, { type: 'line', data: { labels: ["Last 24 hours", "Last 1 hour", "Last 5 mins"], datasets: [{ label: " ", data: activeusers_data, fill: false, borderColor: ['rgba(0, 0, 255, 1)'], borderWidth: 1, borderDashOffset: 0.0, borderJoinStyle: 'miter', pointBorderColor: 'rgba(0, 0, 255, 1)', pointBackgroundColor: "#fff", pointBorderWidth: 1, pointHoverRadius: 5, pointHoverBackgroundColor: "rgba(0,0,255,0.6)", pointHoverBorderColor: "rgba(0, 0, 255, 1)", pointHoverBorderWidth: 1, pointRadius: 5, pointHitRadius: 10, lineTension:0 }] }, options: { legend: {display:false}, scales: { yAxes: [{ ticks: { min: 0, stepSize: stepSize } }] } } }); } } function updatePHPStatistics (php) { $('#phpVersion').text(' ' + php.version); $('#phpMemLimit').text(' ' + bytesToSize(php.memory_limit)); $('#phpMaxExecTime').text(' ' + php.max_execution_time); $('#phpUploadMaxSize').text(' ' + bytesToSize(php.upload_max_filesize)); } function updateDatabaseStatistics (database) { $('#databaseType').text(' ' + database.type); $('#databaseVersion').text(' ' + database.version); if (database.size === 'N/A') { $('#dataBaseSize').text(' ' + database.size); } else { $('#dataBaseSize').text(' ' + bytesToSize(database.size)); } } function resizeSystemCharts () { var cpu_canvas = document.getElementById("cpuloadcanvas"), mem_canvas = document.getElementById("memorycanvas"); var newWidth = $('#cpuSection').width(); newHeight = newWidth / 4 if (newWidth <= 100) newWidth = 100; if (newHeight > 150) newHeight = 150; cpuloadcanvas.width = newWidth; cpuloadcanvas.height = newHeight; mem_canvas.width = newWidth; mem_canvas.height = newHeight; } })(jQuery, OC);
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