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Feat 4612 real time metrics for kube nodes (#4708)

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* feat(k8s/node): display realtime node metrics GH#4612

* feat(k8s): show observation timestamp instead of real timestamp GH#4612

Co-authored-by: Simon Meng <simon.meng@portainer.io>
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cong meng 2021-06-14 12:29:41 +12:00 • committed by GitHub
parent 45ceece1a9
commit dc180d85c5
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11 changed files with 273 additions and 1 deletions
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71
app/kubernetes/views/cluster/node/stats/stats.html Normal file
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<kubernetes-view-header title="Node stats" state="kubernetes.cluster.node.stats" view-ready="ctrl.state.viewReady">
<a ui-sref="kubernetes.cluster">Cluster</a> &gt; <a ui-sref="kubernetes.cluster.node({name: ctrl.state.transition.nodeName})"> {{ ctrl.state.transition.nodeName }} </a> >
{{ ctrl.state.transition.nodeName }}
</kubernetes-view-header>
<kubernetes-view-loading view-ready="ctrl.state.viewReady"></kubernetes-view-loading>
<div ng-if="ctrl.state.viewReady">
<information-panel ng-if="!ctrl.state.getMetrics" title-text="Unable to retrieve node metrics">
<span class="small text-muted">
<i class="fa fa-exclamation-circle orange-icon" aria-hidden="true" style="margin-right: 2px;"></i>
Portainer was unable to retrieve any metrics associated to that node. Please contact your administrator to ensure that the Kubernetes metrics feature is properly configured.
</span>
</information-panel>
<div class="row" ng-if="ctrl.state.getMetrics">
<div class="col-md-12">
<rd-widget>
<rd-widget-header icon="fa-info-circle" title-text="About statistics"> </rd-widget-header>
<rd-widget-body>
<form class="form-horizontal">
<div class="form-group">
<div class="col-sm-12">
<span class="small text-muted">
This view displays real-time statistics about the node <b>{{ ctrl.state.transition.nodeName }}</b
>.
</span>
</div>
</div>
<div class="form-group">
<label for="refreshRate" class="col-sm-3 col-md-2 col-lg-2 margin-sm-top control-label text-left">
Refresh rate
</label>
<div class="col-sm-3 col-md-2">
<select id="refreshRate" ng-model="ctrl.state.refreshRate" ng-change="ctrl.changeUpdateRepeater()" class="form-control">
<option value="30">30s</option>
<option value="60">60s</option>
</select>
</div>
<span>
<i id="refreshRateChange" class="fa fa-check green-icon" aria-hidden="true" style="margin-top: 7px; display: none;"></i>
</span>
</div>
</form>
</rd-widget-body>
</rd-widget>
</div>
</div>
<div class="row" ng-show="ctrl.state.getMetrics">
<div class="col-lg-6 col-md-12 col-sm-12">
<rd-widget>
<rd-widget-header icon="fa-chart-area" title-text="Memory usage"></rd-widget-header>
<rd-widget-body>
<div class="chart-node" style="position: relative;">
<canvas id="memoryChart" width="770" height="300"></canvas>
</div>
</rd-widget-body>
</rd-widget>
</div>
<div class="col-lg-6 col-md-12 col-sm-12">
<rd-widget>
<rd-widget-header icon="fa-chart-area" title-text="CPU usage"></rd-widget-header>
<rd-widget-body>
<div class="chart-node" style="position: relative;">
<canvas id="cpuChart" width="770" height="300"></canvas>
</div>
</rd-widget-body>
</rd-widget>
</div>
</div>
</div>