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status.tmpl
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status.tmpl
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<html>
<head>
<style type="text/css">
body {
font-family: monospace;
color: #32325d;
font-size: 12px;
margin: 0px;
background-color: #f6f9fc;
}
div#header {
width: 100%;
background-color: #525f7f;
padding: 12px 0px;
color: #f6f9fc;
box-shadow: 0 4px 6px rgba(50, 50, 93, 0.11), 0 1px 3px rgba(0, 0, 0, 0.08)
}
div#header > span#logo {
font-size: 24px;
font-weight: bold;
margin-left: 20px;
}
div#header > span#docs {
float: right;
margin-right: 20px;
font-size: 14px;
line-height: 24px;
}
span#logo > a:link, a:visited {
color: inherit;
text-decoration: none;
}
span#logo > a:hover, a:active {
color: white;
}
span#docs > a {
text-decoration: none;
color: white;
background-color: #6b7c93;
padding: 4px;
border-radius: 4px;
}
span#docs > a:hover {
background-color: white;
color: #6b7c93;
}
div#wrapper {
margin: 20px;
}
div.db {
width: 800px;
padding: 20px;
margin: 0 auto 20px auto;
display: table;
background-color: white;
box-shadow: 0 4px 6px rgba(50, 50, 93, 0.11), 0 1px 3px rgba(0, 0, 0, 0.08);
}
div.expanded {
width: 1000px
}
h2.dbname > a:link, a:visited {
color: inherit;
text-decoration: none;
}
h2.dbname > a:hover, a:active {
color: #6772e5;
}
div.version {
border-top: 1px dashed #e6ebf1;
padding: 10px 5px 10px 0;
display: block;
}
div .versionwrapper {
margin-top: 7px;
}
span.versionname {
font-size: 16px;
}
span.versionstate {
float: right;
font-size: 16px;
font-weight: bold;
padding-top: 0px;
}
span.versionstate > span.count {
margin-left: 10px;
}
span.versionstate > span.label {
padding: 0px 4px;
border-radius: 4px;
color: white;
margin-left: 4px;
}
div.versionpath {
font-size: 12px;
color: #8898aa;
}
div.versionwrapper > div {
display: inline-block;
vertical-align: top;
}
div.node {
display: block;
padding: 10px 0px;
}
div.nodenotcurrent {
opacity: 0.5;
}
div.nodeerror {
color: #fa755a;
}
div.nodename, div.nodeid {
display: inline-block;
font-weight: bold;
}
div.nodestate {
display: inline-block;
padding: 2px;
border-radius: 4px;
font-weight: bold;
color: white;
}
.active {
background-color: #3ecf8e;
}
.removing {
background-color: #ffcca5;
}
.building {
background-color: #f5be58;
}
.error {
background-color: #fa755a;
}
div.nodetimestamp {
font-size: 10px;
color: #8898aa;
}
div.nodemap {
margin-left: 7px;
}
div.versionname {
font-size: 20px;
font-weight: bold;
}
div.versioninfo {
padding-top: 10px;
margin-top: 5px;
}
div.versioninfo > li {
display: inline-block;
}
</style>
<script type="text/javascript">
var drawMaps = function() {
var status = {{ marshal . }};
for (dbName in status.dbs) {
var db = status.dbs[dbName];
for (versionName in db.versions) {
var version = db.versions[versionName];
var id = "nodemap_canvas_" + dbName + "_" + versionName,
canvas = document.getElementById(id),
ctx = canvas.getContext("2d");
// This makes lines less fuzzy.
ctx.translate(0.5, 0.5);
var numPartitions = version["num_partitions"],
replication = [];
// Size the canvas to the nodes.
canvas.height = 0;
var totalHeight = canvas.height = canvas.parentElement.parentElement.clientHeight,
totalWidth = canvas.width = 400;
// The size and width of each box.
var nodeHeight = Math.floor(totalHeight / (Object.keys(version.nodes).length)),
partitionWidth = Math.floor(totalWidth / numPartitions);
for (nodeName in version.nodes) {
var nodeId = "node_" + dbName + "_" + versionName + "_" + nodeName;
var nodeElem = document.getElementById(nodeId);
var idx = Array.prototype.indexOf.call(nodeElem.parentElement.children, nodeElem);
var node = version.nodes[nodeName];
if (node.state === "ACTIVE") {
ctx.fillStyle = "#3ecf8e";
} else if (node.state === "BUILDING") {
ctx.fillStyle = "#f5be58";
} else if (node.state === "REMOVING") {
ctx.fillStyle = "#ffcca5";
} else if (node.state === "ERROR") {
ctx.fillStyle = "#fa755a";
}
node.partitions.forEach(function(p) {
if (replication[p] === undefined)
replication[p] = 0;
if (node.state !== "BUILDING")
replication[p] += 1;
ctx.fillRect(partitionWidth * p-1, nodeHeight * idx, partitionWidth+1, nodeHeight);
});
}
}
}
};
var countNodeStatuses = function() {
var dbs = {{ marshal . }};
var elements = document.getElementsByClassName('versionstate');
[].forEach.call(elements, function (elem) {
var dbName = elem.getAttribute('data-dbName');
var versionName = elem.getAttribute('data-versionName');
var statusCounts = {};
var nodes = dbs.dbs[dbName].versions[versionName].nodes;
Object.values(nodes).forEach(function (node) {
if (node.state in statusCounts) {
statusCounts[node.state]++;
} else {
statusCounts[node.state] = 1;
}
});
for (status in statusCounts) {
var count = document.createElement('span');
count.innerHTML = statusCounts[status].toString() + 'x';
count.classList.add('count');
elem.appendChild(count);
var label = document.createElement('span');
label.innerHTML = status;
label.classList.add('label');
label.classList.add(status);
elem.appendChild(label);
}
});
};
</script>
</head>
<body {{ if not (isListView $) }} onload="drawMaps();" {{ else }} onload="countNodeStatuses();" {{ end }}>
<div id="header">
<span id="logo">
<a href="/">Sequins!</a>
</span>
<span id="docs">
Docs:
<a href="http://sequins.io/manual/1-5-healthchecks-and-monitoring/#version-states">States</a>
<a href="http://sequins.io/manual/1-4-running-a-distributed-cluster/#replication">Replication</a>
</span>
</div>
<div id="wrapper">
{{ range $dbName, $db := .DBs}}
{{ if (isListView $) }}
<div class="db">
<h2 class="dbname"><a href="/{{ $dbName }}">/{{ $dbName }} →</a></h2>
{{ range $versionName, $version := $db.Versions }}
<div class="version">
<span class="versionname">/{{ $versionName }}</span>
<span class="versionstate" data-dbName="{{ $dbName }}" data-versionName="{{ $versionName }}"></span>
</div>
{{ end }}
</div>
{{ else }}
<div class="db expanded">
<h2 class="dbname">/{{ $dbName }}</h2>
{{ range $versionName, $version := $db.Versions }}
<div class="version">
<span class="versionname">/{{ $versionName }}</span>
<div class="versionpath">{{ $version.Path }}</div>
<div class="versionwrapper">
<div class="nodes">
{{ range $node := $version.SortedNodes }}
<div class="node {{ if $node.Current }}nodecurrent{{else}}nodenotcurrent{{end}}{{ if eq $node.State "ERROR" }} nodeerror{{end}}"
id="node_{{$dbName}}_{{$versionName}}_{{$node.Name}}">
{{ if ne $node.ShardID "" }}
<div class="nodeid">{{$node.ShardID}}: </div>
{{ end }}
<div class="nodename">{{$node.Name}}</div>
<div class="nodestate {{ $node.State }}">{{ $node.State }}</div>
<div class="nodetimestamp">
{{ if eq $node.State "BUILDING" }}
building since <b>{{ $node.CreatedAt }}</b>
{{ else if (eq $node.State "ACTIVE" "REMOVING") }}
active since <b>{{ $node.ActiveAt }}</b>
{{ end }}
</div>
</div>
{{ end }}
</div>
<div class="nodemap">
<canvas class="nodemap_canvas" id="nodemap_canvas_{{ $dbName }}_{{ $versionName }}"></canvas>
</div>
</div>
<div class="versioninfo">
Replication ({{ replicationKeys $version }}) of {{ $version.NumPartitions }}: <b>{{ replicationValues $version }}</b>
<b>|</b>
Target Replication: <b>{{ $version.TargetReplication }}</b>
<b>|</b>
Avg. Replication: <b>{{ $version.AverageReplication }}</b>
</div>
</div>
{{ end}}
</div>
{{ end }}
{{ end }}
</div>
</body>
</html>