ArchiveBot/dashboard/pipeline.html at master · ArchiveTeam/ArchiveBot · GitHub

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<!doctype html>
<html>
<head>
<meta charset="UTF-8">
<title>ArchiveBot Pipeline Monitor Station</title>
<link rel="stylesheet" type="text/css" href="/assets/jquery.dataTables.min.css">
<style>
html, body {
	background-color: #D4E9E7;
	color: black;
}

.cell_warn_higlight {
	background-color: #FFC2E3 !important;
	font-weight: bold;
}
</style>
</head>
<body>
	<noscript>Please enable JavaScript or request this resource
		as application/json for raw data.</noscript>
	<table id="pipeline_table" class="display">
		<thead>
			<tr>
				<th>Pipeline</th>
				<th>Nickname</th>
				<th>Version</th>
				<th>Memory %</th>
				<th>Free Disk Space</th>
				<th>Disk %</th>
				<th>Load Averages</th>
				<th>Last Checkin</th>
				<th>Status</th>
			</tr>
		</thead>
		<tbody>
		</tbody>
	</table>
	<script type="text/javascript" src="/assets/jquery-3.4.1.min.js"></script>
	<script type="text/javascript" charset="utf8" src="/assets/jquery.dataTables.min.js"></script>
	<script type="text/javascript" src="/assets/jquery.timeago.js"></script>
	<script>
		var table;
		var reloadInterval = 60 * 1000;
		var memThreshold = 90;
		var diskThreshold = 90;
		var timestampThreshold = 60 * 5 * 1000;

		/**
		 * Formats a byte quantity in TiB, GiB, or MiB.
		 *
		 * If the quantity is >= 1 TiB, we format as TiB.
		 * If the quantity is >= 1 GiB, we format as GiB.
		 * Otherwise, we format as MiB.
		 *
		 * Returns [quantity, suffix], where quantity is a number and
		 * suffix is a string.
		 */
		var formatBytes = (function () {
			var tebibyte = Math.pow(2, 40);
			var gibibyte = Math.pow(2, 30);
			var mebibyte = Math.pow(2, 20);

			return function(bytes) {
				if (bytes >= tebibyte) {
					return [bytes / tebibyte, 'TiB'];
				} else if (bytes >= gibibyte) {
					return [bytes / gibibyte, 'GiB'];
				} else {
					return [bytes / mebibyte, 'MiB'];
				}
			}
		})();

		/**
		 * Adaptation of ActiveSupport's #blank?.
		 *
		 * Returns true if the object is undefined, null, or is a string whose
		 * post-trim length is zero.  Otherwise, returns false.
		 */
		var isBlank = function(o) {
			return !o || o.trim().length === 0;
		}

		function initTable() {
			table = $('#pipeline_table').DataTable({
				"paging" : false,
				"ajax" : {
					"url" : "/pipelines",
					"dataSrc" : "pipelines"
				},
				"columns" : [ {
					"data" : "id"
				}, {
					"data" :  "nickname",
					"defaultContent" : "(unknown)"
				}, {
					"data" : "version"
				}, {
					"data" : "mem_usage",
					"createdCell" : function(td, cellData, rowData, row, col) {
						if (cellData > memThreshold) {
							$(td).addClass('cell_warn_higlight');
						}
					}
				}, {
					"data" : "disk_available",
					"createdCell": function(td, cellData, rowData, row, col) {
						var result = formatBytes(parseInt(cellData, 10));

						return $(td).text(result[0].toFixed(2) + ' ' + result[1]);
					}
				}, {
					"data" : "disk_usage",
					"createdCell" : function(td, cellData, rowData, row, col) {
						if (cellData > diskThreshold) {
							$(td).addClass('cell_warn_higlight');
						}
					}
				}, {
					"data": "load_average_1m",
					"defaultContent": "(unknown)",
					"createdCell": function(td, cellData, rowData, row, col) {
						var a1m, a5m, a15m;

						a1m = rowData['load_average_1m'];
						a5m = rowData['load_average_5m'];
						a15m = rowData['load_average_15m'];

						if (!(isBlank(a1m) || isBlank(a5m) || isBlank(a15m))) {
							$(td).text("" + a1m + ", " + a5m + ", " + a15m);
						}
					}
				}, {
					"data" : "ts",
					"createdCell" : function(td, cellData, rowData, row, col) {
						var timestamp = parseInt(cellData, 10);
						var cellDate = new Date(timestamp * 1000);
						var dateNow = new Date();

						$(td).attr('title', cellDate.toLocaleString());
						$(td).text(jQuery.timeago(cellDate));

						if (dateNow.getTime() - cellDate.getTime() > timestampThreshold) {
							$(td).addClass('cell_warn_higlight');
						}
					},
					"className" : "dateFormatable"
				}, {
					"data": "status",
					"defaultContent": "(unknown)"
				}, ]
			});

			setTimeout(reloadTable, reloadInterval);

			$('.dateFormatable').timeago();
		}

		function reloadTable() {
			table.ajax.reload(function() {
				setTimeout(reloadTable, reloadInterval);
			})
		}

		$(document).ready(initTable);
	</script>
</body>
</html>