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Watch-api streaming reworks (#1990)
* loading k8s resources into stores per selected namespaces -- part 1 Signed-off-by: Roman <ixrock@gmail.com> * loading k8s resources into stores per selected namespaces -- part 2 - fix: generating helm chart id Signed-off-by: Roman <ixrock@gmail.com> * loading k8s resources into stores per selected namespaces -- part 3 Signed-off-by: Roman <ixrock@gmail.com> * fixes Signed-off-by: Roman <ixrock@gmail.com> * fixes / responding to comments Signed-off-by: Roman <ixrock@gmail.com> * chore / small fixes Signed-off-by: Roman <ixrock@gmail.com> * Watch api does not work for non-admins with lots of namespaces #1898 -- part 1 Signed-off-by: Roman <ixrock@gmail.com> * fixes & refactoring Signed-off-by: Roman <ixrock@gmail.com> * make lint happy Signed-off-by: Roman <ixrock@gmail.com> * reset store on loading error Signed-off-by: Roman <ixrock@gmail.com> * added new cluster method: cluster.isAllowedResource Signed-off-by: Roman <ixrock@gmail.com> * fix: loading namespaces optimizations Signed-off-by: Roman <ixrock@gmail.com> * fixes & refactoring Signed-off-by: Roman <ixrock@gmail.com> * fix: parse multiple kube-events from stream's chunk Signed-off-by: Roman <ixrock@gmail.com> * fix: mobx issue with accessing empty observable array by index (removes warning), use common logger Signed-off-by: Roman <ixrock@gmail.com> * fine-tuning Signed-off-by: Roman <ixrock@gmail.com> * fix: parse json stream chunks at client-side (might be partial, depends on network speed) Signed-off-by: Roman <ixrock@gmail.com> * store subscribing refactoring -- part 1 Signed-off-by: Roman <ixrock@gmail.com> * store subscribing refactoring -- part 2 Signed-off-by: Roman <ixrock@gmail.com> * store subscribing refactoring -- part 3 Signed-off-by: Roman <ixrock@gmail.com> * store subscribing refactoring -- part 4 Signed-off-by: Roman <ixrock@gmail.com> * auto-reconnect on online/offline status change, interval connection check Signed-off-by: Roman <ixrock@gmail.com> * check connection every 5m Signed-off-by: Roman <ixrock@gmail.com> * split concurrent watch-api requests by 10 at a time + 150ms delay before next call Signed-off-by: Roman <ixrock@gmail.com> * refactoring / clean up Signed-off-by: Roman <ixrock@gmail.com> * use `plimit` + delay for k8s watch requests Signed-off-by: Roman <ixrock@gmail.com> * lint fix Signed-off-by: Roman <ixrock@gmail.com> * added explicit `preload: true` when subscribing stores Signed-off-by: Roman <ixrock@gmail.com> * kubeWatchApi refactoring / fine-tuning Signed-off-by: Roman <ixrock@gmail.com> * clean up Signed-off-by: Roman <ixrock@gmail.com>
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@@ -3,13 +3,9 @@ import "./cluster-overview.scss";
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import React from "react";
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import { reaction } from "mobx";
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import { disposeOnUnmount, observer } from "mobx-react";
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import { eventStore } from "../+events/event.store";
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import { nodesStore } from "../+nodes/nodes.store";
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import { podsStore } from "../+workloads-pods/pods.store";
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import { getHostedCluster } from "../../../common/cluster-store";
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import { isAllowedResource } from "../../../common/rbac";
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import { KubeObjectStore } from "../../kube-object.store";
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import { interval } from "../../utils";
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import { TabLayout } from "../layout/tab-layout";
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import { Spinner } from "../spinner";
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@@ -17,45 +13,33 @@ import { ClusterIssues } from "./cluster-issues";
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import { ClusterMetrics } from "./cluster-metrics";
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import { clusterOverviewStore } from "./cluster-overview.store";
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import { ClusterPieCharts } from "./cluster-pie-charts";
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import { eventStore } from "../+events/event.store";
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import { kubeWatchApi } from "../../api/kube-watch-api";
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@observer
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export class ClusterOverview extends React.Component {
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private stores: KubeObjectStore<any>[] = [];
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private subscribers: Array<() => void> = [];
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private metricPoller = interval(60, this.loadMetrics);
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@disposeOnUnmount
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fetchMetrics = reaction(
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() => clusterOverviewStore.metricNodeRole, // Toggle Master/Worker node switcher
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() => this.metricPoller.restart(true)
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);
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private metricPoller = interval(60, () => this.loadMetrics());
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loadMetrics() {
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getHostedCluster().available && clusterOverviewStore.loadMetrics();
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}
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async componentDidMount() {
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if (isAllowedResource("nodes")) {
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this.stores.push(nodesStore);
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}
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componentDidMount() {
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this.metricPoller.start(true);
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if (isAllowedResource("pods")) {
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this.stores.push(podsStore);
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}
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disposeOnUnmount(this, [
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kubeWatchApi.subscribeStores([nodesStore, podsStore, eventStore], {
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preload: true,
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}),
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if (isAllowedResource("events")) {
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this.stores.push(eventStore);
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}
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await Promise.all(this.stores.map(store => store.loadAll()));
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this.loadMetrics();
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this.subscribers = this.stores.map(store => store.subscribe());
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this.metricPoller.start();
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reaction(
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() => clusterOverviewStore.metricNodeRole, // Toggle Master/Worker node switcher
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() => this.metricPoller.restart(true)
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),
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]);
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}
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componentWillUnmount() {
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this.subscribers.forEach(dispose => dispose()); // unsubscribe all
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this.metricPoller.stop();
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}
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