Allow extensions to define cluster features (#1125)

Signed-off-by: Jari Kolehmainen <jari.kolehmainen@gmail.com>

extensions/metrics-cluster-feature/Makefile

@@ -0,0 +1,5 @@
+install-deps:
+	npm install
+
+build: install-deps
+	npm run build

extensions/metrics-cluster-feature/package.json

@@ -0,0 +1,24 @@
+{
+  "name": "lens-metrics-cluster-feature",
+  "version": "0.1.0",
+  "description": "Lens metrics cluster feature",
+  "renderer": "dist/renderer.js",
+  "lens": {
+    "metadata": {},
+    "styles": []
+  },
+  "scripts": {
+    "build": "webpack --config webpack.config.js",
+    "dev": "npm run build --watch"
+  },
+  "dependencies": {
+    "semver": "^7.3.2"
+  },
+  "devDependencies": {
+    "ts-loader": "^8.0.4",
+    "typescript": "^4.0.3",
+    "webpack": "^4.44.2",
+    "mobx": "^5.15.5",
+    "react": "^16.13.1"
+  }
+}

extensions/metrics-cluster-feature/renderer.tsx

@@ -0,0 +1,25 @@
+import { Registry, LensRendererExtension } from "@k8slens/extensions"
+import { MetricsFeature } from "./src/metrics-feature"
+import React from "react"
+
+export default class ClusterMetricsFeatureExtension extends LensRendererExtension {
+  registerClusterFeatures(registry: Registry.ClusterFeatureRegistry) {
+    this.disposers.push(
+      registry.add({
+        title: "Metrics Stack",
+        components: {
+          Description: () => {
+            return (
+              <span>
+                Enable timeseries data visualization (Prometheus stack) for your cluster.
+                Install this only if you don't have existing Prometheus stack installed.
+                You can see preview of manifests <a href="https://github.com/lensapp/lens/tree/master/extensions/lens-metrics/resources" target="_blank">here</a>.
+              </span>
+            )
+          }
+        },
+        feature: new MetricsFeature()
+      })
+    )
+  }
+}

extensions/metrics-cluster-feature/src/metrics-feature.ts

@@ -0,0 +1,96 @@
+import { ClusterFeature, Store, K8sApi } from "@k8slens/extensions"
+import semver from "semver"
+import * as path from "path"
+
+export interface MetricsConfiguration {
+  // Placeholder for Metrics config structure
+  persistence: {
+    enabled: boolean;
+    storageClass: string;
+    size: string;
+  };
+  nodeExporter: {
+    enabled: boolean;
+  };
+  kubeStateMetrics: {
+    enabled: boolean;
+  };
+  retention: {
+    time: string;
+    size: string;
+  };
+  alertManagers: string[];
+  replicas: number;
+  storageClass: string;
+}
+
+export class MetricsFeature extends ClusterFeature.Feature {
+  name = "metrics"
+  latestVersion = "v2.17.2-lens1"
+
+  config: MetricsConfiguration = {
+    persistence: {
+      enabled: false,
+      storageClass: null,
+      size: "20G",
+    },
+    nodeExporter: {
+      enabled: true,
+    },
+    retention: {
+      time: "2d",
+      size: "5GB",
+    },
+    kubeStateMetrics: {
+      enabled: true,
+    },
+    alertManagers: null,
+    replicas: 1,
+    storageClass: null,
+  };
+
+  async install(cluster: Store.Cluster): Promise<void> {
+    // Check if there are storageclasses
+    const storageClassApi = K8sApi.forCluster(cluster, K8sApi.StorageClass)
+    const scs = await storageClassApi.list()
+    this.config.persistence.enabled = scs.some(sc => (
+      sc.metadata?.annotations?.['storageclass.kubernetes.io/is-default-class'] === 'true' ||
+      sc.metadata?.annotations?.['storageclass.beta.kubernetes.io/is-default-class'] === 'true'
+    ));
+
+    super.applyResources(cluster, super.renderTemplates(path.join(__dirname, "../resources/")))
+  }
+
+  async upgrade(cluster: Store.Cluster): Promise<void> {
+    return this.install(cluster)
+  }
+
+  async updateStatus(cluster: Store.Cluster): Promise<ClusterFeature.FeatureStatus> {
+    try {
+      const statefulSet = K8sApi.forCluster(cluster, K8sApi.StatefulSet)
+      const prometheus = await statefulSet.get({name: "prometheus", namespace: "lens-metrics"})
+      if (prometheus?.kind) {
+        this.status.installed = true;
+        this.status.currentVersion = prometheus.spec.template.spec.containers[0].image.split(":")[1];
+        this.status.canUpgrade = semver.lt(this.status.currentVersion, this.latestVersion, true);
+      } else {
+        this.status.installed = false
+      }
+    } catch(e) {
+      if (e?.error?.code === 404) {
+        this.status.installed = false
+      }
+    }
+
+    return this.status
+  }
+
+  async uninstall(cluster: Store.Cluster): Promise<void> {
+    const namespaceApi = K8sApi.forCluster(cluster, K8sApi.Namespace)
+    const clusterRoleBindingApi = K8sApi.forCluster(cluster, K8sApi.ClusterRoleBinding)
+    const clusterRoleApi = K8sApi.forCluster(cluster, K8sApi.ClusterRole)
+
+    await namespaceApi.delete({name: "lens-metrics"})
+    await clusterRoleBindingApi.delete({name: "lens-prometheus"})
+    await clusterRoleApi.delete({name: "lens-prometheus"})  }
+}

extensions/metrics-cluster-feature/tsconfig.json

@@ -0,0 +1,27 @@
+{
+  "compilerOptions": {
+    "outDir": "dist",
+    "module": "CommonJS",
+    "target": "ES2017",
+    "lib": ["ESNext", "DOM", "DOM.Iterable"],
+    "moduleResolution": "Node",
+    "sourceMap": false,
+    "declaration": false,
+    "strict": false,
+    "noImplicitAny": true,
+    "skipLibCheck": true,
+    "esModuleInterop": true,
+    "allowSyntheticDefaultImports": true,
+    "experimentalDecorators": true,
+    "jsx": "react"
+  },
+  "include": [
+    "../../src/extensions/npm/**/*.d.ts",
+    "./*.ts",
+    "./*.tsx"
+  ],
+  "exclude": [
+    "node_modules",
+    "*.js"
+  ]
+}

extensions/metrics-cluster-feature/webpack.config.js

@@ -0,0 +1,38 @@
+const path = require('path');
+
+module.exports = [
+  {
+    entry: './renderer.tsx',
+    context: __dirname,
+    target: "electron-renderer",
+    mode: "production",
+    module: {
+      rules: [
+        {
+          test: /\.tsx?$/,
+          use: 'ts-loader',
+          exclude: /node_modules/,
+        },
+      ],
+    },
+    externals: [
+      {
+        "@k8slens/extensions": "var global.LensExtensions",
+        "react": "var global.React",
+        "mobx": "var global.Mobx"
+      }
+    ],
+    resolve: {
+      extensions: [ '.tsx', '.ts', '.js' ],
+    },
+    output: {
+      libraryTarget: "commonjs2",
+      globalObject: "this",
+      filename: 'renderer.js',
+      path: path.resolve(__dirname, 'dist'),
+    },
+    node: {
+      __dirname: false
+    }
+  },
+];

extensions/support-page/Makefile

@@ -0,0 +1,5 @@
+install-deps:
+	npm install
+
+build: install-deps
+	npm run build

extensions/support-page/tsconfig.json

@@ -23,7 +23,7 @@
     }
   },
   "include": [
-    "renderer.ts",
+    "renderer.tsx",
     "../../src/extensions/npm/**/*.d.ts",
     "src/**/*"
   ]

package.json

@@ -177,6 +177,7 @@
       "telemetry",
       "pod-menu",
       "node-menu",
+      "metrics-cluster-feature",
       "support-page"
     ]
   },

src/common/cluster-ipc.ts

@@ -2,6 +2,7 @@ import { createIpcChannel } from "./ipc";
 import { ClusterId, clusterStore } from "./cluster-store";
 import { extensionLoader } from "../extensions/extension-loader"
 import { appEventBus } from "./event-bus"
+import { ResourceApplier } from "../main/resource-applier";
 
 export const clusterIpc = {
   activate: createIpcChannel({
@@ -42,32 +43,17 @@ export const clusterIpc = {
     },
   }),
 
-  installFeature: createIpcChannel({
-    channel: "cluster:install-feature",
-    handle: async (clusterId: ClusterId, feature: string, config?: any) => {
-      appEventBus.emit({name: "cluster", action: "install", params: { feature: feature}})
+  kubectlApplyAll: createIpcChannel({
+    channel: "cluster:kubectl-apply-all",
+    handle: (clusterId: ClusterId, resources: string[]) => {
+      appEventBus.emit({name: "cluster", action: "kubectl-apply-all"})
       const cluster = clusterStore.getById(clusterId);
       if (cluster) {
-        await cluster.installFeature(feature, config)
+        const applier = new ResourceApplier(cluster)
+        applier.kubectlApplyAll(resources)
       } else {
         throw `${clusterId} is not a valid cluster id`;
       }
     }
   }),
-
-  uninstallFeature: createIpcChannel({
-    channel: "cluster:uninstall-feature",
-    handle: (clusterId: ClusterId, feature: string) => {
-      appEventBus.emit({name: "cluster", action: "uninstall", params: { feature: feature}})
-      return clusterStore.getById(clusterId)?.uninstallFeature(feature)
-    }
-  }),
-
-  upgradeFeature: createIpcChannel({
-    channel: "cluster:upgrade-feature",
-    handle: (clusterId: ClusterId, feature: string, config?: any) => {
-      appEventBus.emit({name: "cluster", action: "upgrade", params: { feature: feature}})
-      return clusterStore.getById(clusterId)?.upgradeFeature(feature, config)
-    }
-  }),
 }

src/extensions/cluster-feature.ts

@@ -0,0 +1,62 @@
+import fs from "fs";
+import path from "path"
+import hb from "handlebars"
+import { observable } from "mobx"
+import { ResourceApplier } from "../main/resource-applier"
+import { Cluster } from "../main/cluster";
+import logger from "../main/logger";
+import { app } from "electron"
+import { clusterIpc } from "../common/cluster-ipc"
+
+export interface ClusterFeatureStatus {
+  currentVersion: string;
+  installed: boolean;
+  latestVersion: string;
+  canUpgrade: boolean;
+}
+
+export abstract class ClusterFeature {
+  name: string;
+  latestVersion: string;
+  config: any;
+
+  @observable status: ClusterFeatureStatus = {
+    currentVersion: null,
+    installed: false,
+    latestVersion: null,
+    canUpgrade: false
+  }
+
+  abstract async install(cluster: Cluster): Promise<void>;
+
+  abstract async upgrade(cluster: Cluster): Promise<void>;
+
+  abstract async uninstall(cluster: Cluster): Promise<void>;
+
+  abstract async updateStatus(cluster: Cluster): Promise<ClusterFeatureStatus>;
+
+  protected async applyResources(cluster: Cluster, resources: string[]) {
+    if (app) {
+      await new ResourceApplier(cluster).kubectlApplyAll(resources)
+    } else {
+      await clusterIpc.kubectlApplyAll.invokeFromRenderer(cluster.id, resources)
+    }
+  }
+
+  protected renderTemplates(folderPath: string): string[] {
+    const resources: string[] = [];
+    logger.info(`[FEATURE]: render templates from ${folderPath}`);
+    fs.readdirSync(folderPath).forEach(filename => {
+      const file = path.join(folderPath, filename);
+      const raw = fs.readFileSync(file);
+      if (filename.endsWith('.hb')) {
+        const template = hb.compile(raw.toString());
+        resources.push(template(this.config));
+      } else {
+        resources.push(raw.toString());
+      }
+    });
+
+    return resources;
+  }
+}

src/extensions/core-api/cluster-feature.ts

@@ -0,0 +1 @@
+export { ClusterFeature as Feature, ClusterFeatureStatus as FeatureStatus } from "../cluster-feature"

src/extensions/core-api/index.ts

@@ -10,11 +10,13 @@ import * as Store from "./stores"
 import * as Util from "./utils"
 import * as Registry from "../registries"
 import * as CommonVars from "../../common/vars";
+import * as ClusterFeature from "./cluster-feature"
 
 export let windowManager: WindowManager;
 
 export {
   EventBus,
+  ClusterFeature,
   Store,
   Util,
   Registry,

src/extensions/core-api/stores.ts

@@ -1 +1,2 @@
 export { ExtensionStore } from "../extension-store"
+export type { Cluster } from "../../main/cluster"

src/extensions/core-extension-api.ts

@@ -0,0 +1,19 @@
+// Lens-extensions api developer's kit
+export type { LensExtensionRuntimeEnv } from "./lens-runtime";
+export * from "./lens-main-extension"
+export * from "./lens-renderer-extension"
+
+// APIs
+import * as EventBus from "./core-api/event-bus"
+import * as Store from "./core-api/stores"
+import * as Util from "./core-api/utils"
+import * as Registry from "./core-api/registries"
+import * as ClusterFeature from "./core-api/cluster-feature"
+
+export {
+  ClusterFeature,
+  EventBus,
+  Registry,
+  Store,
+  Util
+}

src/extensions/extension-loader.ts

@@ -6,7 +6,7 @@ import { broadcastIpc } from "../common/ipc"
 import { observable, reaction, toJS, } from "mobx"
 import logger from "../main/logger"
 import { app, ipcRenderer, remote } from "electron"
-import { appPreferenceRegistry, kubeObjectMenuRegistry, menuRegistry, pageRegistry, statusBarRegistry } from "./registries";
+import { appPreferenceRegistry, kubeObjectMenuRegistry, menuRegistry, pageRegistry, statusBarRegistry, clusterFeatureRegistry } from "./registries";
 
 export interface InstalledExtension extends ExtensionModel {
   manifestPath: string;
@@ -46,6 +46,7 @@ export class ExtensionLoader {
     this.autoloadExtensions((instance: LensRendererExtension) => {
       instance.registerPages(pageRegistry)
       instance.registerAppPreferences(appPreferenceRegistry)
+      instance.registerClusterFeatures(clusterFeatureRegistry)
       instance.registerStatusBarIcon(statusBarRegistry)
     })
   }
@@ -60,8 +61,8 @@ export class ExtensionLoader {
 
   protected autoloadExtensions(callback: (instance: LensExtension) => void) {
     return reaction(() => this.extensions.toJS(), (installedExtensions) => {
-      for (const [id, ext] of installedExtensions) {
-        let instance = this.instances.get(ext.name)
+      for(const [id, ext] of installedExtensions) {
+        let instance = this.instances.get(ext.id)
         if (!instance) {
           const extensionModule = this.requireExtension(ext)
           if (!extensionModule) {
@@ -69,9 +70,12 @@ export class ExtensionLoader {
           }
           const LensExtensionClass = extensionModule.default;
           instance = new LensExtensionClass({ ...ext.manifest, manifestPath: ext.manifestPath, id: ext.manifestPath }, ext.manifest);
-          instance.enable();
+          try {
+            instance.enable()
             callback(instance)
-          this.instances.set(ext.name, instance)
+          } finally {
+            this.instances.set(ext.id, instance)
+          }
         }
       }
     }, {

src/extensions/lens-renderer-extension.ts

@@ -1,5 +1,5 @@
 import { LensExtension } from "./lens-extension"
-import type { PageRegistry, AppPreferenceRegistry, StatusBarRegistry, KubeObjectMenuRegistry } from "./registries"
+import type { PageRegistry, AppPreferenceRegistry, StatusBarRegistry, KubeObjectMenuRegistry, ClusterFeatureRegistry } from "./registries"
 
 export class LensRendererExtension extends LensExtension {
   registerPages(registry: PageRegistry) {
@@ -10,6 +10,10 @@ export class LensRendererExtension extends LensExtension {
     return
   }
 
+  registerClusterFeatures(registry: ClusterFeatureRegistry) {
+    return
+  }
+
   registerStatusBarIcon(registry: StatusBarRegistry) {
     return
   }

src/extensions/registries/cluster-feature-registry.ts

@@ -0,0 +1,16 @@
+import { BaseRegistry } from "./base-registry";
+import { ClusterFeature } from "../cluster-feature";
+
+export interface ClusterFeatureComponents {
+  Description: React.ComponentType<any>;
+}
+
+export interface ClusterFeatureRegistration {
+  title: string;
+  components: ClusterFeatureComponents
+  feature: ClusterFeature
+}
+
+export class ClusterFeatureRegistry extends BaseRegistry<ClusterFeatureRegistration> {}
+
+export const clusterFeatureRegistry = new ClusterFeatureRegistry()

src/extensions/registries/index.ts

@@ -5,3 +5,4 @@ export * from "./menu-registry"
 export * from "./app-preference-registry"
 export * from "./status-bar-registry"
 export * from "./kube-object-menu-registry";
+export * from "./cluster-feature-registry"

src/extensions/renderer-api/k8s-api.ts

@@ -1,6 +1,5 @@
-
 export { apiManager } from "../../renderer/api/api-manager";
-export { KubeApi } from "../../renderer/api/kube-api";
+export { KubeApi, forCluster, IKubeApiCluster } from "../../renderer/api/kube-api";
 export { KubeObject } from "../../renderer/api/kube-object";
 export { Pod, podsApi, IPodContainer, IPodContainerStatus } from "../../renderer/api/endpoints";
 export { Node, nodesApi } from "../../renderer/api/endpoints";

src/features/metrics.ts

@@ -1,100 +0,0 @@
-import { Feature, FeatureStatus } from "../main/feature"
-import {KubeConfig, AppsV1Api, RbacAuthorizationV1Api} from "@kubernetes/client-node"
-import semver from "semver"
-import { Cluster } from "../main/cluster";
-import * as k8s from "@kubernetes/client-node"
-
-export interface MetricsConfiguration {
-  // Placeholder for Metrics config structure
-  persistence: {
-    enabled: boolean;
-    storageClass: string;
-    size: string;
-  };
-  nodeExporter: {
-    enabled: boolean;
-  };
-  kubeStateMetrics: {
-    enabled: boolean;
-  };
-  retention: {
-    time: string;
-    size: string;
-  };
-  alertManagers: string[];
-  replicas: number;
-  storageClass: string;
-}
-
-export class MetricsFeature extends Feature {
-  static id = 'metrics'
-  name = MetricsFeature.id;
-  latestVersion = "v2.17.2-lens1"
-
-  config: MetricsConfiguration = {
-    persistence: {
-      enabled: false,
-      storageClass: null,
-      size: "20G",
-    },
-    nodeExporter: {
-      enabled: true,
-    },
-    retention: {
-      time: "2d",
-      size: "5GB",
-    },
-    kubeStateMetrics: {
-      enabled: true,
-    },
-    alertManagers: null,
-    replicas: 1,
-    storageClass: null,
-  };
-
-  async install(cluster: Cluster): Promise<void> {
-    // Check if there are storageclasses
-    const storageClient = cluster.getProxyKubeconfig().makeApiClient(k8s.StorageV1Api)
-    const scs = await storageClient.listStorageClass();
-
-    this.config.persistence.enabled = scs.body.items.some(sc => (
-      sc.metadata?.annotations?.['storageclass.kubernetes.io/is-default-class'] === 'true' ||
-      sc.metadata?.annotations?.['storageclass.beta.kubernetes.io/is-default-class'] === 'true'
-    ));
-
-    return super.install(cluster)
-  }
-
-  async upgrade(cluster: Cluster): Promise<void> {
-    return this.install(cluster)
-  }
-
-  async featureStatus(kc: KubeConfig): Promise<FeatureStatus> {
-    const client = kc.makeApiClient(AppsV1Api)
-    const status: FeatureStatus = {
-      currentVersion: null,
-      installed: false,
-      latestVersion: this.latestVersion,
-      canUpgrade: false, // Dunno yet
-    };
-    
-    try {
-      const prometheus = (await client.readNamespacedStatefulSet('prometheus', 'lens-metrics')).body;
-      status.installed = true;
-      status.currentVersion = prometheus.spec.template.spec.containers[0].image.split(":")[1];
-      status.canUpgrade = semver.lt(status.currentVersion, this.latestVersion, true);
-    } catch {
-      // ignore error
-    }
- 
-    return status;
-  }
-
-  async uninstall(cluster: Cluster): Promise<void> {
-    const rbacClient = cluster.getProxyKubeconfig().makeApiClient(RbacAuthorizationV1Api)
-   
-    await this.deleteNamespace(cluster.getProxyKubeconfig(), "lens-metrics")
-    await rbacClient.deleteClusterRole("lens-prometheus");
-    await rbacClient.deleteClusterRoleBinding("lens-prometheus");
-  }
-}

src/features/user-mode.ts

@@ -1,44 +0,0 @@
-import { Feature, FeatureStatus } from "../main/feature"
-import {KubeConfig, RbacAuthorizationV1Api} from "@kubernetes/client-node"
-import { Cluster } from "../main/cluster"
-
-export class UserModeFeature extends Feature {
-  static id = 'user-mode'
-  name = UserModeFeature.id;
-  latestVersion = "v2.0.0"
-
-  async install(cluster: Cluster): Promise<void> {
-    return super.install(cluster)
-  }
-
-  async upgrade(cluster: Cluster): Promise<void> {
-    return;
-  }
-
-  async featureStatus(kc: KubeConfig): Promise<FeatureStatus> {
-    const client = kc.makeApiClient(RbacAuthorizationV1Api)
-    const status: FeatureStatus = {
-      currentVersion: null,
-      installed: false,
-      latestVersion: this.latestVersion,
-      canUpgrade: false, // Dunno yet
-    };
-    
-    try {
-      await client.readClusterRoleBinding("lens-user")
-      status.installed = true;
-      status.currentVersion = this.latestVersion;
-      status.canUpgrade = false;
-    } catch {
-      // ignore error
-    }
-
-    return status;
-  }
-
-  async uninstall(cluster: Cluster): Promise<void> {
-    const rbacClient = cluster.getProxyKubeconfig().makeApiClient(RbacAuthorizationV1Api)
-    await rbacClient.deleteClusterRole("lens-user");
-    await rbacClient.deleteClusterRoleBinding("lens-user");
-  }
-}

src/features/user-mode/01-clusterrole.yml

@@ -1,11 +0,0 @@
-apiVersion: rbac.authorization.k8s.io/v1
-kind: ClusterRole
-metadata:
-  name: lens-user
-rules:
-  - verbs:
-      - list
-    apiGroups:
-      - ''
-    resources:
-      - namespaces

src/features/user-mode/02-clusterrrolebinding.yml

@@ -1,12 +0,0 @@
-apiVersion: rbac.authorization.k8s.io/v1
-kind: ClusterRoleBinding
-metadata:
-  name: lens-user
-subjects:
-  - kind: Group
-    apiGroup: rbac.authorization.k8s.io
-    name: 'system:authenticated'
-roleRef:
-  apiGroup: rbac.authorization.k8s.io
-  kind: ClusterRole
-  name: lens-user

src/main/cluster-manager.ts

@@ -49,6 +49,8 @@ export class ClusterManager {
         // we need to swap path prefix so that request is proxied to kube api
         req.url = req.url.replace(`/${clusterId}`, apiKubePrefix)
       }
+    } else if (req.headers["x-cluster-id"]) {
+      cluster = clusterStore.getById(req.headers["x-cluster-id"].toString())
     } else {
       const clusterId = getClusterIdFromHost(req.headers.host);
       cluster = clusterStore.getById(clusterId)

src/main/cluster.ts

@@ -1,7 +1,6 @@
 import type { ClusterId, ClusterMetadata, ClusterModel, ClusterPreferences } from "../common/cluster-store"
 import type { IMetricsReqParams } from "../renderer/api/endpoints/metrics.api";
 import type { WorkspaceId } from "../common/workspace-store";
-import type { FeatureStatusMap } from "./feature"
 import { action, computed, observable, reaction, toJS, when } from "mobx";
 import { apiKubePrefix } from "../common/vars";
 import { broadcastIpc } from "../common/ipc";
@@ -10,7 +9,6 @@ import { AuthorizationV1Api, CoreV1Api, KubeConfig, V1ResourceAttributes } from
 import { Kubectl } from "./kubectl";
 import { KubeconfigManager } from "./kubeconfig-manager"
 import { getNodeWarningConditions, loadConfig, podHasIssues } from "../common/kube-helpers"
-import { getFeatures, installFeature, uninstallFeature, upgradeFeature } from "./feature-manager";
 import request, { RequestPromiseOptions } from "request-promise-native"
 import { apiResources } from "../common/rbac";
 import logger from "./logger"
@@ -47,7 +45,6 @@ export interface ClusterState extends ClusterModel {
   isAdmin: boolean;
   allowedNamespaces: string[]
   allowedResources: string[]
-  features: FeatureStatusMap;
 }
 
 export class Cluster implements ClusterModel {
@@ -78,7 +75,6 @@ export class Cluster implements ClusterModel {
   @observable eventCount = 0;
   @observable preferences: ClusterPreferences = {};
   @observable metadata: ClusterMetadata = {};
-  @observable features: FeatureStatusMap = {};
   @observable allowedNamespaces: string[] = [];
   @observable allowedResources: string[] = [];
 
@@ -194,12 +190,7 @@ export class Cluster implements ClusterModel {
     await this.whenInitialized;
     await this.refreshConnectionStatus();
     if (this.accessible) {
-      const [features, isAdmin] = await Promise.all([
-        getFeatures(this),
-        this.isClusterAdmin(),
-      ]);
-      this.features = features;
-      this.isAdmin = isAdmin;
+      this.isAdmin = await this.isClusterAdmin();
       await Promise.all([
         this.refreshEvents(),
         this.refreshAllowedResources(),
@@ -250,18 +241,6 @@ export class Cluster implements ClusterModel {
     return this.kubeconfigManager.getPath()
   }
 
-  async installFeature(name: string, config: any) {
-    return installFeature(name, this, config)
-  }
-
-  async upgradeFeature(name: string, config: any) {
-    return upgradeFeature(name, this, config)
-  }
-
-  async uninstallFeature(name: string) {
-    return uninstallFeature(name, this)
-  }
-
   protected async k8sRequest<T = any>(path: string, options: RequestPromiseOptions = {}): Promise<T> {
     const apiUrl = this.kubeProxyUrl + path;
     return request(apiUrl, {
@@ -400,7 +379,6 @@ export class Cluster implements ClusterModel {
       accessible: this.accessible,
       failureReason: this.failureReason,
       isAdmin: this.isAdmin,
-      features: this.features,
       eventCount: this.eventCount,
       allowedNamespaces: this.allowedNamespaces,
       allowedResources: this.allowedResources,

src/main/feature-manager.ts

@@ -1,44 +0,0 @@
-import { KubeConfig } from "@kubernetes/client-node"
-import logger from "./logger";
-import { Cluster } from "./cluster";
-import { Feature, FeatureStatusMap, FeatureMap } from "./feature"
-import { MetricsFeature } from "../features/metrics"
-import { UserModeFeature } from "../features/user-mode"
-
-const ALL_FEATURES: Map<string, Feature> = new Map([
-  [MetricsFeature.id, new MetricsFeature(null)],
-  [UserModeFeature.id, new UserModeFeature(null)],
-]);
-
-export async function getFeatures(cluster: Cluster): Promise<FeatureStatusMap> {
-  const result: FeatureStatusMap = {};
-  logger.debug(`features for ${cluster.contextName}`);
-
-  for (const [key, feature] of ALL_FEATURES) {
-    logger.debug(`feature ${key}`);
-    logger.debug("getting feature status...");
-
-    const kc = new KubeConfig();
-    kc.loadFromFile(cluster.getProxyKubeconfigPath());
-
-    result[feature.name] = await feature.featureStatus(kc);
-  }
-
-  logger.debug(`getFeatures resolving with features: ${JSON.stringify(result)}`);
-  return result;
-}
-
-
-export async function installFeature(name: string, cluster: Cluster, config: any): Promise<void> {
-  // TODO Figure out how to handle config stuff
-  return ALL_FEATURES.get(name).install(cluster)
-}
-
-export async function upgradeFeature(name: string, cluster: Cluster, config: any): Promise<void> {
-  // TODO Figure out how to handle config stuff
-  return ALL_FEATURES.get(name).upgrade(cluster)
-}
-
-export async function uninstallFeature(name: string, cluster: Cluster): Promise<void> {
-  return ALL_FEATURES.get(name).uninstall(cluster)
-}

src/main/feature.ts

@@ -1,97 +0,0 @@
-import fs from "fs";
-import path from "path"
-import hb from "handlebars"
-import { ResourceApplier } from "./resource-applier"
-import { CoreV1Api, KubeConfig, Watch } from "@kubernetes/client-node"
-import { Cluster } from "./cluster";
-import logger from "./logger";
-import { isDevelopment } from "../common/vars";
-
-export type FeatureStatusMap = Record<string, FeatureStatus>
-export type FeatureMap = Record<string, Feature>
-
-export interface FeatureInstallRequest {
-  clusterId: string;
-  name: string;
-  config?: any;
-}
-
-export interface FeatureStatus {
-  currentVersion: string;
-  installed: boolean;
-  latestVersion: string;
-  canUpgrade: boolean;
-}
-
-export abstract class Feature {
-  public name: string;
-  public latestVersion: string;
-
-  abstract async upgrade(cluster: Cluster): Promise<void>;
-
-  abstract async uninstall(cluster: Cluster): Promise<void>;
-
-  abstract async featureStatus(kc: KubeConfig): Promise<FeatureStatus>;
-
-  constructor(public config: any) {
-  }
-
-  get folderPath() {
-    if (isDevelopment) {
-      return path.resolve(__static, "../src/features", this.name);
-    }
-    return path.resolve(__static, "../features", this.name);
-  }
-
-  async install(cluster: Cluster): Promise<void> {
-    const resources = this.renderTemplates();
-    try {
-      await new ResourceApplier(cluster).kubectlApplyAll(resources);
-    } catch (err) {
-      logger.error("Installing feature error", { err, cluster });
-      throw err;
-    }
-  }
-
-  protected async deleteNamespace(kc: KubeConfig, name: string) {
-    return new Promise(async (resolve, reject) => {
-      const client = kc.makeApiClient(CoreV1Api)
-      const result = await client.deleteNamespace("lens-metrics", 'false', undefined, undefined, undefined, "Foreground");
-      const nsVersion = result.body.metadata.resourceVersion;
-      const nsWatch = new Watch(kc);
-      const query: Record<string, string> = {
-        resourceVersion: nsVersion,
-        fieldSelector: "metadata.name=lens-metrics",
-      }
-      const req = await nsWatch.watch('/api/v1/namespaces', query,
-        (phase, obj) => {
-          if (phase === 'DELETED') {
-            logger.debug(`namespace ${name} finally gone`)
-            req.abort();
-            resolve()
-          }
-        },
-        (err?: any) => {
-          if (err) reject(err);
-        });
-    });
-  }
-
-  protected renderTemplates(): string[] {
-    const folderPath = this.folderPath;
-    const resources: string[] = [];
-    logger.info(`[FEATURE]: render templates from ${folderPath}`);
-    fs.readdirSync(folderPath).forEach(filename => {
-      const file = path.join(folderPath, filename);
-      const raw = fs.readFileSync(file);
-      if (filename.endsWith('.hb')) {
-        const template = hb.compile(raw.toString());
-        resources.push(template(this.config));
-      } else {
-        resources.push(raw.toString());
-      }
-    });
-
-    return resources;
-  }
-}

src/renderer/api/endpoints/cluster-role-binding.api.ts

@@ -3,11 +3,10 @@ import { KubeApi } from "../kube-api";
 
 export class ClusterRoleBinding extends RoleBinding {
   static kind = "ClusterRoleBinding"
+  static namespaced = false
+  static apiBase = "/apis/rbac.authorization.k8s.io/v1/clusterrolebindings"
 }
 
 export const clusterRoleBindingApi = new KubeApi({
-  kind: ClusterRoleBinding.kind,
-  apiBase: "/apis/rbac.authorization.k8s.io/v1/clusterrolebindings",
-  isNamespaced: false,
   objectConstructor: ClusterRoleBinding,
 });

src/renderer/api/endpoints/cluster-role.api.ts

@@ -5,11 +5,10 @@ import { KubeApi } from "../kube-api";
 @autobind()
 export class ClusterRole extends Role {
   static kind = "ClusterRole"
+  static namespaced = false
+  static apiBase = "/apis/rbac.authorization.k8s.io/v1/clusterroles"
 }
 
 export const clusterRoleApi = new KubeApi({
-  kind: ClusterRole.kind,
-  apiBase: "/apis/rbac.authorization.k8s.io/v1/clusterroles",
-  isNamespaced: false,
   objectConstructor: ClusterRole,
 });

src/renderer/api/endpoints/cluster.api.ts

@@ -3,6 +3,9 @@ import { KubeObject } from "../kube-object";
 import { KubeApi } from "../kube-api";
 
 export class ClusterApi extends KubeApi<Cluster> {
+  static kind = "Cluster"
+  static namespaced = true
+
   async getMetrics(nodeNames: string[], params?: IMetricsReqParams): Promise<IClusterMetrics> {
     const nodes = nodeNames.join("|");
     const opts = { category: "cluster", nodes: nodes }
@@ -49,6 +52,7 @@ export interface IClusterMetrics<T = IMetrics> {
 
 export class Cluster extends KubeObject {
   static kind = "Cluster";
+  static apiBase = "/apis/cluster.k8s.io/v1alpha1/clusters"
 
   spec: {
     clusterNetwork?: {
@@ -91,8 +95,5 @@ export class Cluster extends KubeObject {
 }
 
 export const clusterApi = new ClusterApi({
-  kind: Cluster.kind,
-  apiBase: "/apis/cluster.k8s.io/v1alpha1/clusters",
-  isNamespaced: true,
   objectConstructor: Cluster,
 });

src/renderer/api/endpoints/component-status.api.ts

@@ -9,6 +9,8 @@ export interface IComponentStatusCondition {
 
 export class ComponentStatus extends KubeObject {
   static kind = "ComponentStatus"
+  static namespaced = false
+  static apiBase = "/api/v1/componentstatuses"
 
   conditions: IComponentStatusCondition[]
 
@@ -18,8 +20,5 @@ export class ComponentStatus extends KubeObject {
 }
 
 export const componentStatusApi = new KubeApi({
-  kind: ComponentStatus.kind,
-  apiBase: "/api/v1/componentstatuses",
-  isNamespaced: false,
   objectConstructor: ComponentStatus,
 });

src/renderer/api/endpoints/configmap.api.ts

@@ -6,6 +6,8 @@ import { KubeApi } from "../kube-api";
 @autobind()
 export class ConfigMap extends KubeObject {
   static kind = "ConfigMap";
+  static namespaced = true;
+  static apiBase = "/api/v1/configmaps"
 
   constructor(data: KubeJsonApiData) {
     super(data);
@@ -22,8 +24,5 @@ export class ConfigMap extends KubeObject {
 }
 
 export const configMapApi = new KubeApi({
-  kind: ConfigMap.kind,
-  apiBase: "/api/v1/configmaps",
-  isNamespaced: true,
   objectConstructor: ConfigMap,
 });

src/renderer/api/endpoints/crd.api.ts

@@ -19,6 +19,8 @@ type AdditionalPrinterColumnsV1Beta = AdditionalPrinterColumnsCommon & {
 
 export class CustomResourceDefinition extends KubeObject {
   static kind = "CustomResourceDefinition";
+  static namespaced = false;
+  static apiBase = "/apis/apiextensions.k8s.io/v1/customresourcedefinitions"
 
   spec: {
     group: string;
@@ -145,9 +147,6 @@ export class CustomResourceDefinition extends KubeObject {
 }
 
 export const crdApi = new VersionedKubeApi<CustomResourceDefinition>({
-  kind: CustomResourceDefinition.kind,
-  apiBase: "/apis/apiextensions.k8s.io/v1/customresourcedefinitions",
-  isNamespaced: false,
   objectConstructor: CustomResourceDefinition
 });
 

src/renderer/api/endpoints/cron-job.api.ts

@@ -8,6 +8,8 @@ import { KubeApi } from "../kube-api";
 @autobind()
 export class CronJob extends KubeObject {
   static kind = "CronJob"
+  static namespaced = true
+  static apiBase = "/apis/batch/v1beta1/cronjobs"
 
   kind: string
   apiVersion: string
@@ -88,8 +90,5 @@ export class CronJob extends KubeObject {
 }
 
 export const cronJobApi = new KubeApi({
-  kind: CronJob.kind,
-  apiBase: "/apis/batch/v1beta1/cronjobs",
-  isNamespaced: true,
   objectConstructor: CronJob,
 });

src/renderer/api/endpoints/daemon-set.api.ts

@@ -7,6 +7,8 @@ import { KubeApi } from "../kube-api";
 @autobind()
 export class DaemonSet extends WorkloadKubeObject {
   static kind = "DaemonSet"
+  static namespaced = true
+  static apiBase = "/apis/apps/v1/daemonsets"
 
   spec: {
     selector: {
@@ -69,8 +71,5 @@ export class DaemonSet extends WorkloadKubeObject {
 }
 
 export const daemonSetApi = new KubeApi({
-  kind: DaemonSet.kind,
-  apiBase: "/apis/apps/v1/daemonsets",
-  isNamespaced: true,
   objectConstructor: DaemonSet,
 });

src/renderer/api/endpoints/deployment.api.ts

@@ -28,6 +28,8 @@ export class DeploymentApi extends KubeApi<Deployment> {
 @autobind()
 export class Deployment extends WorkloadKubeObject {
   static kind = "Deployment"
+  static namespaced = true
+  static apiBase = "/apis/apps/v1/deployments"
 
   spec: {
     replicas: number;
@@ -164,8 +166,5 @@ export class Deployment extends WorkloadKubeObject {
 }
 
 export const deploymentApi = new DeploymentApi({
-  kind: Deployment.kind,
-  apiBase: "/apis/apps/v1/deployments",
-  isNamespaced: true,
   objectConstructor: Deployment,
 });

src/renderer/api/endpoints/endpoint.api.ts

@@ -99,6 +99,8 @@ export class EndpointSubset implements IEndpointSubset {
 @autobind()
 export class Endpoint extends KubeObject {
   static kind = "Endpoints"
+  static namespaced = true
+  static apiBase = "/api/v1/endpoints"
 
   subsets: IEndpointSubset[]
 
@@ -118,8 +120,5 @@ export class Endpoint extends KubeObject {
 }
 
 export const endpointApi = new KubeApi({
-  kind: Endpoint.kind,
-  apiBase: "/api/v1/endpoints",
-  isNamespaced: true,
   objectConstructor: Endpoint,
 });

src/renderer/api/endpoints/events.api.ts

@@ -7,6 +7,8 @@ import { KubeApi } from "../kube-api";
 @autobind()
 export class KubeEvent extends KubeObject {
   static kind = "Event"
+  static namespaced = true
+  static apiBase = "/api/v1/events"
 
   involvedObject: {
     kind: string;
@@ -52,8 +54,5 @@ export class KubeEvent extends KubeObject {
 }
 
 export const eventApi = new KubeApi({
-  kind: KubeEvent.kind,
-  apiBase: "/api/v1/events",
-  isNamespaced: true,
   objectConstructor: KubeEvent,
 })

src/renderer/api/endpoints/hpa.api.ts

@@ -40,6 +40,8 @@ export interface IHpaMetric {
 
 export class HorizontalPodAutoscaler extends KubeObject {
   static kind = "HorizontalPodAutoscaler";
+  static namespaced = true;
+  static apiBase = "/apis/autoscaling/v2beta1/horizontalpodautoscalers"
 
   spec: {
     scaleTargetRef: {
@@ -133,8 +135,5 @@ export class HorizontalPodAutoscaler extends KubeObject {
 }
 
 export const hpaApi = new KubeApi({
-  kind: HorizontalPodAutoscaler.kind,
-  apiBase: "/apis/autoscaling/v2beta1/horizontalpodautoscalers",
-  isNamespaced: true,
   objectConstructor: HorizontalPodAutoscaler,
 });

src/renderer/api/endpoints/ingress.api.ts

@@ -32,6 +32,8 @@ export interface ILoadBalancerIngress {
 @autobind()
 export class Ingress extends KubeObject {
   static kind = "Ingress"
+  static namespaced = true
+  static apiBase = "/apis/extensions/v1beta1/ingresses"
 
   spec: {
     tls: {
@@ -110,8 +112,5 @@ export class Ingress extends KubeObject {
 }
 
 export const ingressApi = new IngressApi({
-  kind: Ingress.kind,
-  apiBase: "/apis/extensions/v1beta1/ingresses",
-  isNamespaced: true,
   objectConstructor: Ingress,
 });

src/renderer/api/endpoints/job.api.ts

@@ -8,6 +8,8 @@ import { JsonApiParams } from "../json-api";
 @autobind()
 export class Job extends WorkloadKubeObject {
   static kind = "Job"
+  static namespaced = true
+  static apiBase = "/apis/batch/v1/jobs"
 
   spec: {
     parallelism?: number;
@@ -102,8 +104,5 @@ export class Job extends WorkloadKubeObject {
 }
 
 export const jobApi = new KubeApi({
-  kind: Job.kind,
-  apiBase: "/apis/batch/v1/jobs",
-  isNamespaced: true,
   objectConstructor: Job,
 });

src/renderer/api/endpoints/namespaces.api.ts

@@ -10,6 +10,8 @@ export enum NamespaceStatus {
 @autobind()
 export class Namespace extends KubeObject {
   static kind = "Namespace";
+  static namespaced = false;
+  static apiBase = "/api/v1/namespaces";
 
   status?: {
     phase: string;
@@ -21,8 +23,5 @@ export class Namespace extends KubeObject {
 }
 
 export const namespacesApi = new KubeApi({
-  kind: Namespace.kind,
-  apiBase: "/api/v1/namespaces",
-  isNamespaced: false,
   objectConstructor: Namespace,
 });

src/renderer/api/endpoints/network-policy.api.ts

@@ -38,6 +38,8 @@ export interface IPolicyEgress {
 @autobind()
 export class NetworkPolicy extends KubeObject {
   static kind = "NetworkPolicy"
+  static namespaced = true
+  static apiBase = "/apis/networking.k8s.io/v1/networkpolicies"
 
   spec: {
     podSelector: {
@@ -65,8 +67,5 @@ export class NetworkPolicy extends KubeObject {
 }
 
 export const networkPolicyApi = new KubeApi({
-  kind: NetworkPolicy.kind,
-  apiBase: "/apis/networking.k8s.io/v1/networkpolicies",
-  isNamespaced: true,
   objectConstructor: NetworkPolicy,
 });

src/renderer/api/endpoints/nodes.api.ts

@@ -31,6 +31,8 @@ export interface INodeMetrics<T = IMetrics> {
 @autobind()
 export class Node extends KubeObject {
   static kind = "Node"
+  static namespaced = false
+  static apiBase = "/api/v1/nodes"
 
   spec: {
     podCIDR: string;
@@ -156,8 +158,5 @@ export class Node extends KubeObject {
 }
 
 export const nodesApi = new NodesApi({
-  kind: Node.kind,
-  apiBase: "/api/v1/nodes",
-  isNamespaced: false,
   objectConstructor: Node,
 });

src/renderer/api/endpoints/persistent-volume-claims.api.ts

@@ -24,6 +24,8 @@ export interface IPvcMetrics<T = IMetrics> {
 @autobind()
 export class PersistentVolumeClaim extends KubeObject {
   static kind = "PersistentVolumeClaim"
+  static namespaced = true
+  static apiBase = "/api/v1/persistentvolumeclaims"
 
   spec: {
     accessModes: string[];
@@ -81,8 +83,5 @@ export class PersistentVolumeClaim extends KubeObject {
 }
 
 export const pvcApi = new PersistentVolumeClaimsApi({
-  kind: PersistentVolumeClaim.kind,
-  apiBase: "/api/v1/persistentvolumeclaims",
-  isNamespaced: true,
   objectConstructor: PersistentVolumeClaim,
 });

src/renderer/api/endpoints/persistent-volume.api.ts

@@ -6,6 +6,8 @@ import { KubeApi } from "../kube-api";
 @autobind()
 export class PersistentVolume extends KubeObject {
   static kind = "PersistentVolume"
+  static namespaced = false
+  static apiBase = "/api/v1/persistentvolumes"
 
   spec: {
     capacity: {
@@ -64,8 +66,5 @@ export class PersistentVolume extends KubeObject {
 }
 
 export const persistentVolumeApi = new KubeApi({
-  kind: PersistentVolume.kind,
-  apiBase: "/api/v1/persistentvolumes",
-  isNamespaced: false,
   objectConstructor: PersistentVolume,
 });

src/renderer/api/endpoints/pod-metrics.api.ts

@@ -2,6 +2,10 @@ import { KubeObject } from "../kube-object";
 import { KubeApi } from "../kube-api";
 
 export class PodMetrics extends KubeObject {
+  static kind = "Pod"
+  static namespaced = true
+  static apiBase = "/apis/metrics.k8s.io/v1beta1/pods"
+
   timestamp: string
   window: string
   containers: {
@@ -14,8 +18,5 @@ export class PodMetrics extends KubeObject {
 }
 
 export const podMetricsApi = new KubeApi({
-  kind: PodMetrics.kind,
-  apiBase: "/apis/metrics.k8s.io/v1beta1/pods",
-  isNamespaced: true,
   objectConstructor: PodMetrics,
 });

src/renderer/api/endpoints/poddisruptionbudget.api.ts

@@ -5,6 +5,8 @@ import { KubeApi } from "../kube-api";
 @autobind()
 export class PodDisruptionBudget extends KubeObject {
   static kind = "PodDisruptionBudget";
+  static namespaced = true;
+  static apiBase = "/apis/policy/v1beta1/poddisruptionbudgets";
 
   spec: {
     minAvailable: string;
@@ -42,8 +44,5 @@ export class PodDisruptionBudget extends KubeObject {
 }
 
 export const pdbApi = new KubeApi({
-  kind: PodDisruptionBudget.kind,
-  apiBase: "/apis/policy/v1beta1/poddisruptionbudgets",
-  isNamespaced: true,
   objectConstructor: PodDisruptionBudget,
 });

src/renderer/api/endpoints/pods.api.ts

@@ -163,6 +163,8 @@ export interface IPodContainerStatus {
 @autobind()
 export class Pod extends WorkloadKubeObject {
   static kind = "Pod"
+  static namespaced = true
+  static apiBase = "/api/v1/pods"
 
   spec: {
     volumes?: {
@@ -419,8 +421,5 @@ export class Pod extends WorkloadKubeObject {
 }
 
 export const podsApi = new PodsApi({
-  kind: Pod.kind,
-  apiBase: "/api/v1/pods",
-  isNamespaced: true,
   objectConstructor: Pod,
 });

src/renderer/api/endpoints/podsecuritypolicy.api.ts

@@ -5,6 +5,8 @@ import { KubeApi } from "../kube-api";
 @autobind()
 export class PodSecurityPolicy extends KubeObject {
   static kind = "PodSecurityPolicy"
+  static namespaced = false
+  static apiBase = "/apis/policy/v1beta1/podsecuritypolicies"
 
   spec: {
     allowPrivilegeEscalation?: boolean;
@@ -87,8 +89,5 @@ export class PodSecurityPolicy extends KubeObject {
 }
 
 export const pspApi = new KubeApi({
-  kind: PodSecurityPolicy.kind,
-  apiBase: "/apis/policy/v1beta1/podsecuritypolicies",
-  isNamespaced: false,
   objectConstructor: PodSecurityPolicy,
 });

src/renderer/api/endpoints/replica-set.api.ts

@@ -7,6 +7,8 @@ import { KubeApi } from "../kube-api";
 @autobind()
 export class ReplicaSet extends WorkloadKubeObject {
   static kind = "ReplicaSet"
+  static namespaced = true
+  static apiBase = "/apis/apps/v1/replicasets"
 
   spec: {
     replicas?: number;
@@ -51,8 +53,5 @@ export class ReplicaSet extends WorkloadKubeObject {
 }
 
 export const replicaSetApi = new KubeApi({
-  kind: ReplicaSet.kind,
-  apiBase: "/apis/apps/v1/replicasets",
-  isNamespaced: true,
   objectConstructor: ReplicaSet,
 });

src/renderer/api/endpoints/resource-quota.api.ts

@@ -32,6 +32,8 @@ export interface IResourceQuotaValues {
 
 export class ResourceQuota extends KubeObject {
   static kind = "ResourceQuota"
+  static namespaced = true
+  static apiBase = "/api/v1/resourcequotas"
 
   constructor(data: KubeJsonApiData) {
     super(data);
@@ -61,8 +63,5 @@ export class ResourceQuota extends KubeObject {
 }
 
 export const resourceQuotaApi = new KubeApi({
-  kind: ResourceQuota.kind,
-  apiBase: "/api/v1/resourcequotas",
-  isNamespaced: true,
   objectConstructor: ResourceQuota,
 });

src/renderer/api/endpoints/role-binding.api.ts

@@ -12,6 +12,8 @@ export interface IRoleBindingSubject {
 @autobind()
 export class RoleBinding extends KubeObject {
   static kind = "RoleBinding"
+  static namespaced = true
+  static apiBase = "/apis/rbac.authorization.k8s.io/v1/rolebindings"
 
   subjects?: IRoleBindingSubject[]
   roleRef: {
@@ -30,8 +32,5 @@ export class RoleBinding extends KubeObject {
 }
 
 export const roleBindingApi = new KubeApi({
-  kind: RoleBinding.kind,
-  apiBase: "/apis/rbac.authorization.k8s.io/v1/rolebindings",
-  isNamespaced: true,
   objectConstructor: RoleBinding,
 });

src/renderer/api/endpoints/role.api.ts

@@ -3,6 +3,8 @@ import { KubeApi } from "../kube-api";
 
 export class Role extends KubeObject {
   static kind = "Role"
+  static namespaced = true
+  static apiBase = "/apis/rbac.authorization.k8s.io/v1/roles"
 
   rules: {
     verbs: string[];
@@ -17,8 +19,5 @@ export class Role extends KubeObject {
 }
 
 export const roleApi = new KubeApi({
-  kind: Role.kind,
-  apiBase: "/apis/rbac.authorization.k8s.io/v1/roles",
-  isNamespaced: true,
   objectConstructor: Role,
 });

src/renderer/api/endpoints/secret.api.ts

@@ -22,6 +22,8 @@ export interface ISecretRef {
 @autobind()
 export class Secret extends KubeObject {
   static kind = "Secret"
+  static namespaced = true
+  static apiBase = "/api/v1/secrets"
 
   type: SecretType;
   data: {
@@ -44,8 +46,5 @@ export class Secret extends KubeObject {
 }
 
 export const secretsApi = new KubeApi({
-  kind: Secret.kind,
-  apiBase: "/api/v1/secrets",
-  isNamespaced: true,
   objectConstructor: Secret,
 });

src/renderer/api/endpoints/selfsubjectrulesreviews.api.ts

@@ -22,6 +22,8 @@ export interface ISelfSubjectReviewRule {
 
 export class SelfSubjectRulesReview extends KubeObject {
   static kind = "SelfSubjectRulesReview"
+  static namespaced = false
+  static apiBase = "/apis/authorization.k8s.io/v1/selfsubjectrulesreviews"
 
   spec: {
     // todo: add more types from api docs
@@ -61,8 +63,5 @@ export class SelfSubjectRulesReview extends KubeObject {
 }
 
 export const selfSubjectRulesReviewApi = new SelfSubjectRulesReviewApi({
-  kind: SelfSubjectRulesReview.kind,
-  apiBase: "/apis/authorization.k8s.io/v1/selfsubjectrulesreviews",
-  isNamespaced: false,
   objectConstructor: SelfSubjectRulesReview,
 });

src/renderer/api/endpoints/service-accounts.api.ts

@@ -5,6 +5,8 @@ import { KubeApi } from "../kube-api";
 @autobind()
 export class ServiceAccount extends KubeObject {
   static kind = "ServiceAccount";
+  static namespaced = true;
+  static apiBase = "/api/v1/serviceaccounts"
 
   secrets?: {
     name: string;
@@ -23,8 +25,5 @@ export class ServiceAccount extends KubeObject {
 }
 
 export const serviceAccountsApi = new KubeApi<ServiceAccount>({
-  kind: ServiceAccount.kind,
-  apiBase: "/api/v1/serviceaccounts",
-  isNamespaced: true,
   objectConstructor: ServiceAccount,
 });

src/renderer/api/endpoints/service.api.ts

@@ -32,6 +32,8 @@ export class ServicePort implements IServicePort {
 @autobind()
 export class Service extends KubeObject {
   static kind = "Service"
+  static namespaced = true
+  static apiBase = "/api/v1/services"
 
   spec: {
     type: string;
@@ -93,8 +95,5 @@ export class Service extends KubeObject {
 }
 
 export const serviceApi = new KubeApi({
-  kind: Service.kind,
-  apiBase: "/api/v1/services",
-  isNamespaced: true,
   objectConstructor: Service,
 });

src/renderer/api/endpoints/stateful-set.api.ts

@@ -7,6 +7,8 @@ import { KubeApi } from "../kube-api";
 @autobind()
 export class StatefulSet extends WorkloadKubeObject {
   static kind = "StatefulSet"
+  static namespaced = true
+  static apiBase = "/apis/apps/v1/statefulsets"
 
   spec: {
     serviceName: string;
@@ -77,8 +79,5 @@ export class StatefulSet extends WorkloadKubeObject {
 }
 
 export const statefulSetApi = new KubeApi({
-  kind: StatefulSet.kind,
-  apiBase: "/apis/apps/v1/statefulsets",
-  isNamespaced: true,
   objectConstructor: StatefulSet,
 });

src/renderer/api/endpoints/storage-class.api.ts

@@ -5,6 +5,8 @@ import { KubeApi } from "../kube-api";
 @autobind()
 export class StorageClass extends KubeObject {
   static kind = "StorageClass"
+  static namespaced = false
+  static apiBase = "/apis/storage.k8s.io/v1/storageclasses"
 
   provisioner: string; // e.g. "storage.k8s.io/v1"
   mountOptions?: string[];
@@ -32,8 +34,5 @@ export class StorageClass extends KubeObject {
 }
 
 export const storageClassApi = new KubeApi({
-  kind: StorageClass.kind,
-  apiBase: "/apis/storage.k8s.io/v1/storageclasses",
-  isNamespaced: false,
   objectConstructor: StorageClass,
 });

src/renderer/api/kube-api.ts

@@ -8,13 +8,15 @@ import { apiKube } from "./index";
 import { kubeWatchApi } from "./kube-watch-api";
 import { apiManager } from "./api-manager";
 import { createKubeApiURL, parseKubeApi } from "./kube-api-parse";
+import { apiKubePrefix, isDevelopment } from "../../common/vars";
+import * as URL from "url"
 
 export interface IKubeApiOptions<T extends KubeObject> {
-  kind: string; // resource type within api-group, e.g. "Namespace"
-  apiBase: string; // base api-path for listing all resources, e.g. "/api/v1/pods"
-  isNamespaced: boolean;
+  apiBase?: string; // base api-path for listing all resources, e.g. "/api/v1/pods"
   objectConstructor?: IKubeObjectConstructor<T>;
   request?: KubeJsonApi;
+  isNamespaced?: boolean;
+  kind?: string;
 }
 
 export interface IKubeApiQueryParams {
@@ -25,6 +27,25 @@ export interface IKubeApiQueryParams {
   continue?: string; // might be used with ?limit from second request
 }
 
+export interface IKubeApiCluster {
+  id: string;
+}
+
+export function forCluster<T extends KubeObject>(cluster: IKubeApiCluster, kubeClass: IKubeObjectConstructor<T>): KubeApi<T> {
+  const request = new KubeJsonApi({
+    apiBase: apiKubePrefix,
+    debug: isDevelopment,
+  }, {
+    headers: {
+      "X-Cluster-ID": cluster.id
+    }
+  });
+  return new KubeApi({
+    objectConstructor: kubeClass,
+    request: request
+  })
+}
+
 export class KubeApi<T extends KubeObject = any> {
   static parseApi = parseKubeApi;
 
@@ -48,11 +69,14 @@ export class KubeApi<T extends KubeObject = any> {
 
   constructor(protected options: IKubeApiOptions<T>) {
     const {
-      kind,
-      isNamespaced = false,
       objectConstructor = KubeObject as IKubeObjectConstructor,
-      request = apiKube
+      request = apiKube,
+      kind = options.objectConstructor?.kind,
+      isNamespaced = options.objectConstructor?.namespaced
     } = options || {};
+    if (!options.apiBase) {
+      options.apiBase = objectConstructor.apiBase
+    }
     const { apiBase, apiPrefix, apiGroup, apiVersion, apiVersionWithGroup, resource } = KubeApi.parseApi(options.apiBase);
 
     this.kind = kind;

src/renderer/api/kube-object.ts

@@ -10,6 +10,8 @@ import { resourceApplierApi } from "./endpoints/resource-applier.api";
 
 export type IKubeObjectConstructor<T extends KubeObject = any> = (new (data: KubeJsonApiData | any) => T) & {
   kind?: string;
+  namespaced?: boolean;
+  apiBase?: string;
 };
 
 export interface IKubeObjectMetadata {
@@ -43,6 +45,7 @@ export type IKubeMetaField = keyof IKubeObjectMetadata;
 @autobind()
 export class KubeObject implements ItemObject {
   static readonly kind: string;
+  static readonly namespaced: boolean;
 
   static create(data: any) {
     return new KubeObject(data);

src/renderer/components/+cluster-settings/components/install-feature.tsx

@@ -1,72 +1,87 @@
 import React from "react";
 import { observable, reaction, comparer } from "mobx";
 import { observer, disposeOnUnmount } from "mobx-react";
-import { clusterIpc } from "../../../../common/cluster-ipc";
 import { Cluster } from "../../../../main/cluster";
 import { Button } from "../../button";
 import { Notifications } from "../../notifications";
 import { Spinner } from "../../spinner";
+import { ClusterFeature } from "../../../../extensions/cluster-feature";
+import { interval } from "../../../utils";
 
 interface Props {
   cluster: Cluster
-  feature: string
+  feature: ClusterFeature
 }
 
 @observer
 export class InstallFeature extends React.Component<Props> {
   @observable loading = false;
+  @observable message = "";
 
   componentDidMount() {
+    const feature = this.props.feature
+    const cluster = this.props.cluster
+    const statusUpdate = interval(20, () => {
+      feature.updateStatus(cluster)
+    })
+    statusUpdate.start(true)
+
+    disposeOnUnmount(this, () => {
+      statusUpdate.stop()
+    })
+
     disposeOnUnmount(this,
-      reaction(() => this.props.cluster.features[this.props.feature], () => {
+      reaction(() => feature.status.installed, () => {
         this.loading = false;
+        this.message = ""
       }, { equals: comparer.structural })
     );
   }
 
   getActionButtons() {
     const { cluster, feature } = this.props;
-    const features = cluster.features[feature];
     const disabled = !cluster.isAdmin || this.loading;
     const loadingIcon = this.loading ? <Spinner/> : null;
-    if (!features) return null;
     return (
       <div className="flex gaps align-center">
-        {features.canUpgrade &&
+        {feature.status.canUpgrade &&
           <Button
             primary
             disabled={disabled}
             onClick={this.runAction(() =>
-              clusterIpc.upgradeFeature.invokeFromRenderer(cluster.id, feature))
-            }
+              feature.upgrade(cluster)
+            )}
           >
             Upgrade
           </Button>
         }
-        {features.installed &&
+        {feature.status.installed &&
           <Button
             accent
             disabled={disabled}
-            onClick={this.runAction(() =>
-              clusterIpc.uninstallFeature.invokeFromRenderer(cluster.id, feature))
-            }
+            onClick={this.runAction(async () => {
+              this.message = "Uninstalling feature ..."
+              feature.uninstall(cluster)
+            })}
           >
             Uninstall
           </Button>
         }
-        {!features.installed && !features.canUpgrade &&
+        {!feature.status.installed && !feature.status.canUpgrade &&
           <Button
             primary
             disabled={disabled}
-            onClick={this.runAction(() =>
-              clusterIpc.installFeature.invokeFromRenderer(cluster.id, feature))
-            }
+            onClick={this.runAction(async () =>{
+              this.message = "Installing feature ..."
+              feature.install(cluster)
+            })}
           >
             Install
           </Button>
         }
         {loadingIcon}
         {!cluster.isAdmin && <span className='admin-note'>Actions can only be performed by admins.</span>}
+        {cluster.isAdmin && this.loading && this.message !== "" && <span className='admin-note'>{this.message}</span>}
       </div>
     );
   }

src/renderer/components/+cluster-settings/features.tsx

@@ -2,8 +2,7 @@ import React from "react";
 import { Cluster } from "../../../main/cluster";
 import { InstallFeature } from "./components/install-feature";
 import { SubTitle } from "../layout/sub-title";
-import { MetricsFeature } from "../../../features/metrics";
-import { UserModeFeature } from "../../../features/user-mode";
+import { clusterFeatureRegistry } from "../../../extensions/registries/cluster-feature-registry";
 
 interface Props {
   cluster: Cluster;
@@ -12,30 +11,19 @@ interface Props {
 export class Features extends React.Component<Props> {
   render() {
     const { cluster } = this.props;
-
     return (
       <div>
         <h2>Features</h2>
-        <InstallFeature cluster={cluster} feature={MetricsFeature.id}>
+        { clusterFeatureRegistry.getItems().map((f) => {
+          return (
+            <InstallFeature cluster={cluster} feature={f.feature}>
               <>
-            <SubTitle title="Metrics"/>
-            <p>
-              Enable timeseries data visualization (Prometheus stack) for your cluster.
-              Install this only if you don't have existing Prometheus stack installed.
-              You can see preview of manifests{" "}
-              <a href="https://github.com/lensapp/lens/tree/master/src/features/metrics" target="_blank">here</a>.
-            </p>
-          </>
-        </InstallFeature>
-        <InstallFeature cluster={cluster} feature={UserModeFeature.id}>
-          <>
-            <SubTitle title="User Mode"/>
-            <p>
-              User Mode feature enables non-admin users to see namespaces they have access to.{" "}
-              This is achieved by configuring RBAC rules so that every authenticated user is granted to list namespaces.
-            </p>
+                <SubTitle title={f.title}/>
+                <p><f.components.Description /></p>
               </>
             </InstallFeature>
+          )
+        })}
       </div>
     );
   }