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extension.ts
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extension.ts
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'use strict';
// The module 'vscode' contains the VS Code extensibility API
// Import the module and reference it with the alias vscode in your code below
import * as vscode from 'vscode';
// Standard node imports
import * as os from 'os';
import * as path from 'path';
import { fs } from './fs';
// External dependencies
import * as yaml from 'js-yaml';
import dockerfileParse = require('dockerfile-parse');
import * as tmp from 'tmp';
import * as clipboard from './components/platform/clipboard';
import { pullAll } from 'lodash';
// Internal dependencies
import { host } from './host';
import { addKubernetesConfigFile, deleteKubernetesConfigFile } from './configMap';
import * as explainer from './explainer';
import { shell } from './shell';
import * as configmaps from './configMap';
import * as kuberesources from './kuberesources';
import { useNamespaceKubernetes } from './components/kubectl/namespace';
import { EventDisplayMode, getEvents } from './components/kubectl/events';
import * as docker from './docker';
import { kubeChannel } from './kubeChannel';
import { create as kubectlCreate } from './kubectl';
import * as kubectlUtils from './kubectlUtils';
import * as explorer from './components/clusterexplorer/explorer';
import * as helmRepoExplorer from './helm.repoExplorer';
import { create as minikubeCreate } from './components/clusterprovider/minikube/minikube';
import * as logger from './logger';
import * as helm from './helm';
import * as helmexec from './helm.exec';
import * as helmauthoring from './helm.authoring';
import { HelmRequirementsCodeLensProvider } from './helm.requirementsCodeLens';
import { HelmTemplateHoverProvider } from './helm.hoverProvider';
import { HelmTemplatePreviewDocumentProvider, HelmInspectDocumentProvider, HelmDependencyDocumentProvider, HelmValuesDocumentProvider } from './helm.documentProvider';
import { HelmTemplateCompletionProvider } from './helm.completionProvider';
import { Reporter } from './telemetry';
import * as telemetry from './telemetry-helper';
import { dashboardKubernetes } from './components/kubectl/dashboard';
import { portForwardKubernetes } from './components/kubectl/port-forward';
import { logsKubernetes } from './components/kubectl/logs';
import { Errorable, failed, succeeded } from './errorable';
import { Git } from './components/git/git';
import { DebugSession } from './debug/debugSession';
import { suggestedShellForContainer } from './utils/container-shell';
import { getDebugProviderOfType, getSupportedDebuggerTypes } from './debug/providerRegistry';
import * as config from './components/config/config';
import * as browser from './components/platform/browser';
import { registerYamlSchemaSupport, updateYAMLSchema } from './yaml-support/yaml-schema';
import * as clusterproviderregistry from './components/clusterprovider/clusterproviderregistry';
import * as azureclusterprovider from './components/clusterprovider/azure/azureclusterprovider';
import * as minikubeclusterprovider from './components/clusterprovider/minikube/minikubeclusterprovider';
import { MinikubeOptions } from './components/clusterprovider/minikube/minikube';
import { refreshExplorer } from './components/clusterprovider/common/explorer';
import { KubernetesCompletionProvider } from "./yaml-support/yaml-snippet";
import { showWorkspaceFolderPick } from './hostutils';
import { KubernetesResourceVirtualFileSystemProvider, K8S_RESOURCE_SCHEME, kubefsUri, K8S_RESOURCE_SCHEME_READONLY, KUBECTL_DESCRIBE_AUTHORITY } from './kuberesources.virtualfs';
import { KubernetesResourceLinkProvider } from './kuberesources.linkprovider';
import { Container, isKubernetesResource, KubernetesCollection, Pod, KubernetesResource } from './kuberesources.objectmodel';
import { setActiveKubeconfig, getKnownKubeconfigs, addKnownKubeconfig } from './components/config/config';
import { HelmDocumentSymbolProvider } from './helm.symbolProvider';
import { findParentYaml } from './yaml-support/yaml-navigation';
import { linters } from './components/lint/linters';
import { runClusterWizard } from './components/clusterprovider/clusterproviderserver';
import { timestampText } from './utils/naming';
import { ContainerContainer } from './utils/containercontainer';
import { APIBroker } from './api/contract/api';
import { apiBroker } from './api/implementation/apibroker';
import { sleep } from './sleep';
import { CloudExplorer, CloudExplorerTreeNode } from './components/cloudexplorer/cloudexplorer';
import { mergeToKubeconfig, getKubeconfigPath, KubeconfigPath } from './components/kubectl/kubeconfig';
import { PortForwardStatusBarManager } from './components/kubectl/port-forward-ui';
import { getBuildCommand, getPushCommand } from './image/imageUtils';
import { getImageBuildTool } from './components/config/config';
import { ClusterExplorerNode, ClusterExplorerConfigurationValueNode, ClusterExplorerResourceNode, ClusterExplorerResourceFolderNode } from './components/clusterexplorer/node';
import { create as activeContextTrackerCreate } from './components/contextmanager/active-context-tracker';
import { WatchManager } from './components/kubectl/watch';
import { ExecResult } from './binutilplusplus';
import { recommendExtensions } from './components/recommender/extension-recommender';
import { getCurrentContext } from './kubectlUtils';
import { LocalTunnelDebugger } from './components/localtunneldebugger/localtunneldebugger';
import { setAssetContext } from './assets';
import { fixOldInstalledBinaryPermissions } from './components/installer/fixwriteablebinaries';
import { interpolateVariables } from './utils/interpolation';
let explainActive = false;
let swaggerSpecPromise: Promise<explainer.SwaggerModel | undefined> | null = null;
const kubernetesDiagnostics = vscode.languages.createDiagnosticCollection("Kubernetes");
const kubectl = kubectlCreate(config.getKubectlVersioning(), host, fs, shell);
const minikube = minikubeCreate(host, fs, shell);
const clusterProviderRegistry = clusterproviderregistry.get();
const configMapProvider = new configmaps.ConfigMapTextProvider(kubectl);
const git = new Git(shell);
const activeContextTracker = activeContextTrackerCreate(kubectl);
const onDidChangeKubeconfigEmitter = new vscode.EventEmitter<KubeconfigPath>();
export const overwriteMessageItems: vscode.MessageItem[] = [
{
title: "Overwrite"
},
{
title: "Cancel",
isCloseAffordance: true
}
];
export const deleteMessageItems: vscode.MessageItem[] = [
{
title: "Delete"
},
{
title: "Cancel",
isCloseAffordance: true
}
];
// Filters for different Helm file types.
// TODO: Consistently apply these to the providers registered.
export const HELM_MODE: vscode.DocumentFilter = { language: "helm", scheme: "file" };
export const HELM_REQ_MODE: vscode.DocumentFilter = { language: "helm", scheme: "file", pattern: "**/requirements.yaml"};
export const HELM_CHART_MODE: vscode.DocumentFilter = { language: "helm", scheme: "file", pattern: "**/Chart.yaml" };
export const HELM_TPL_MODE: vscode.DocumentFilter = { language: "helm", scheme: "file", pattern: "**/templates/*.*" };
// this method is called when your extension is activated
// your extension is activated the very first time the command is executed
export async function activate(context: vscode.ExtensionContext): Promise<APIBroker> {
setAssetContext(context);
await fixOldInstalledBinaryPermissions(shell);
kubectl.ensurePresent({ warningIfNotPresent: 'Kubectl not found. Many features of the Kubernetes extension will not work.' });
const treeProvider = explorer.create(kubectl, host);
const helmRepoTreeProvider = helmRepoExplorer.create(host);
const cloudExplorer = new CloudExplorer();
const localTunnelDebugger = new LocalTunnelDebugger();
const resourceDocProvider = new KubernetesResourceVirtualFileSystemProvider(kubectl, host);
const resourceLinkProvider = new KubernetesResourceLinkProvider();
const previewProvider = new HelmTemplatePreviewDocumentProvider();
const inspectProvider = new HelmInspectDocumentProvider();
const helmValuesProvider = new HelmValuesDocumentProvider();
const dependenciesProvider = new HelmDependencyDocumentProvider();
const helmSymbolProvider = new HelmDocumentSymbolProvider();
const completionProvider = new HelmTemplateCompletionProvider();
const completionFilter = [
"helm",
{pattern: "**/templates/NOTES.txt"}
];
const portForwardStatusBarItem = vscode.window.createStatusBarItem(vscode.StatusBarAlignment.Left, 0);
const portForwardStatusBarManager = PortForwardStatusBarManager.init(portForwardStatusBarItem);
const activeNamespaceStatusBarItem = vscode.window.createStatusBarItem(vscode.StatusBarAlignment.Left, 1);
activeNamespaceStatusBarItem.command = 'extension.vsKubernetesUseNamespace';
const activeContextStatusBarItem = vscode.window.createStatusBarItem(vscode.StatusBarAlignment.Left, 2);
activeContextStatusBarItem.command = 'extension.vsKubernetesUseContext';
minikube.checkUpgradeAvailable();
const subscriptions = [
// Commands - Kubernetes
registerCommand('extension.vsKubernetesCreate',
() => maybeRunKubernetesCommandForActiveWindow('create', "Kubernetes Creating...")
),
registerCommand('extension.vsKubernetesCreateFile',
(uri: vscode.Uri) => kubectlUtils.createResourceFromUri(uri, kubectl)),
registerCommand('extension.vsKubernetesDeleteUri',
(uri: vscode.Uri) => kubectlUtils.deleteResourceFromUri(uri, kubectl)),
registerCommand('extension.vsKubernetesApplyFile',
(uri: vscode.Uri) => kubectlUtils.applyResourceFromUri(uri, kubectl)),
registerCommand('extension.vsKubernetesDelete', (explorerNode: ClusterExplorerResourceNode) => { deleteKubernetes(KubernetesDeleteMode.Graceful, explorerNode); }),
registerCommand('extension.vsKubernetesDeleteNow', (explorerNode: ClusterExplorerResourceNode) => { deleteKubernetes(KubernetesDeleteMode.Now, explorerNode); }),
registerCommand('extension.vsKubernetesDescribe.Refresh', () => refreshDescribeKubernetes(resourceDocProvider)),
registerCommand('extension.vsKubernetesApply', applyKubernetes),
registerCommand('extension.vsKubernetesExplain', explainActiveWindow),
registerCommand('extension.vsKubernetesLoad', loadKubernetes),
registerCommand('extension.vsKubernetesGet', getKubernetes),
registerCommand('extension.vsKubernetesRun', runKubernetes),
registerCommand('extension.vsKubernetesLogs', (explorerNode: ClusterExplorerResourceNode) => { logsKubernetes(kubectl, explorerNode); }),
registerCommand('extension.vsKubernetesExpose', exposeKubernetes),
registerCommand('extension.vsKubernetesDescribe', describeKubernetes),
registerCommand('extension.vsKubernetesSync', syncKubernetes),
registerCommand('extension.vsKubernetesExec', execKubernetes),
registerCommand('extension.vsKubernetesTerminal', terminalKubernetes),
registerCommand('extension.vsKubernetesDiff', diffKubernetes),
registerCommand('extension.vsKubernetesScale', scaleKubernetes),
registerCommand('extension.vsKubernetesDebug', debugKubernetes),
registerCommand('extension.vsKubernetesRemoveDebug', removeDebugKubernetes),
registerCommand('extension.vsKubernetesDebugAttach', debugAttachKubernetes),
registerCommand('extension.vsKubernetesDebugLocalTunnel', (target?: any) => { localTunnelDebugger.startLocalTunnelDebugSession(target); }),
registerCommand('extension.vsKubernetesFindLocalTunnelDebugProviders', kubernetesFindLocalTunnelDebugProviders),
registerCommand('extension.vsKubernetesSelectPod', selectPodKubernetes),
registerCommand('extension.vsKubernetesConfigureFromCluster', configureFromClusterKubernetes),
registerCommand('extension.vsKubernetesCreateCluster', createClusterKubernetes),
registerCommand('extension.vsKubernetesRefreshExplorer', () => treeProvider.refresh()),
registerCommand('extension.vsKubernetesRefreshHelmRepoExplorer', () => helmRepoTreeProvider.refresh()),
registerCommand('extension.vsKubernetesRefreshCloudExplorer', () => cloudExplorer.refresh()),
registerCommand('extension.vsKubernetesUseContext', useContextKubernetes),
registerCommand('extension.vsKubernetesUseKubeconfig', useKubeconfigKubernetes),
registerCommand('extension.vsKubernetesClusterInfo', clusterInfoKubernetes),
registerCommand('extension.vsKubernetesDeleteContext', deleteContextKubernetes),
registerCommand('extension.vsKubernetesUseNamespace', (explorerNode: ClusterExplorerNode) => { useNamespaceKubernetes(kubectl, explorerNode); } ),
registerCommand('extension.vsKubernetesDashboard', () => { dashboardKubernetes(kubectl); }),
registerCommand('extension.vsKubernetesAddWatch', (explorerNode: ClusterExplorerNode) => { addWatch(treeProvider, explorerNode); }),
registerCommand('extension.vsKubernetesDeleteWatch', (explorerNode: ClusterExplorerNode) => { deleteWatch(treeProvider, explorerNode); }),
registerCommand('extension.vsMinikubeStop', () => minikube.stop()),
registerCommand('extension.vsMinikubeStart', () => minikube.start({} as MinikubeOptions)),
registerCommand('extension.vsMinikubeStatus', async () => {
try {
const status = await minikube.status();
kubeChannel.showOutput(status.message, "Minikube status");
} catch (err) {
vscode.window.showErrorMessage(`Error getting status ${err}`);
}
}),
registerCommand('extension.vsKubernetesCopy', copyKubernetes),
registerCommand('extension.vsKubernetesPortForward', (explorerNode: ClusterExplorerResourceNode) => { portForwardKubernetes(kubectl, explorerNode); }),
registerCommand('extension.vsKubernetesLoadConfigMapData', configmaps.loadConfigMapData),
registerCommand('extension.vsKubernetesDeleteFile', (explorerNode: ClusterExplorerConfigurationValueNode) => { deleteKubernetesConfigFile(kubectl, explorerNode, treeProvider); }),
registerCommand('extension.vsKubernetesAddFile', (explorerNode: ClusterExplorerResourceNode) => { addKubernetesConfigFile(kubectl, explorerNode, treeProvider); }),
registerCommand('extension.vsKubernetesShowEvents', (explorerNode: ClusterExplorerResourceNode) => { getEvents(kubectl, EventDisplayMode.Show, explorerNode); }),
registerCommand('extension.vsKubernetesFollowEvents', (explorerNode: ClusterExplorerResourceNode) => { getEvents(kubectl, EventDisplayMode.Follow, explorerNode); }),
registerCommand('extension.vsKubernetesCronJobRunNow', cronJobRunNow),
registerCommand('kubernetes.portForwarding.showSessions', () => portForwardStatusBarManager.showSessions()),
// Commands - Helm
registerCommand('extension.helmVersion', helmexec.helmVersion),
registerCommand('extension.helmTemplate', helmexec.helmTemplate),
registerCommand('extension.helmTemplatePreview', helmexec.helmTemplatePreview),
registerCommand('extension.helmLint', helmexec.helmLint),
registerCommand('extension.helmFetchValues', helmexec.helmFetchValues),
registerCommand('extension.helmInspectChart', helmexec.helmInspectChart),
registerCommand('extension.helmDryRun', helmexec.helmDryRun),
registerCommand('extension.helmDepUp', helmexec.helmDepUp),
registerCommand('extension.helmInsertReq', helmexec.insertRequirement),
registerCommand('extension.helmCreate', helmexec.helmCreate),
registerCommand('extension.helmGet', helmexec.helmGet),
registerCommand('extension.helmPackage', helmexec.helmPackage),
registerCommand('extension.helmFetch', helmexec.helmFetch),
registerCommand('extension.helmInstall', (o) => helmexec.helmInstall(kubectl, o)),
registerCommand("extension.helmUninstall", helmexec.helmUninstall),
registerCommand("extension.helmRollback", helmexec.helmRollback),
registerCommand('extension.helmDependencies', helmexec.helmDependencies),
registerCommand('extension.helmConvertToTemplate', helmConvertToTemplate),
registerCommand('extension.helmParameterise', helmParameterise),
// Commands - API
registerCommand('kubernetes.cloudExplorer.mergeIntoKubeconfig', kubernetesMergeIntoKubeconfig),
registerCommand('kubernetes.cloudExplorer.saveKubeconfig', kubernetesSaveKubeconfig),
registerCommand('kubernetes.cloudExplorer.findProviders', kubernetesFindCloudProviders),
// Commands - special no-op command for debouncing concurrent activations
vscode.commands.registerCommand('extension.vsKubernetesDebounceActivation', () => {}),
// Commands - general
registerCommand('extension.showInfoMessage', showInfoMessage),
// HTML renderers
vscode.workspace.registerTextDocumentContentProvider(helm.PREVIEW_SCHEME, previewProvider),
vscode.workspace.registerTextDocumentContentProvider(helm.INSPECT_CHART_SCHEME, inspectProvider),
vscode.workspace.registerTextDocumentContentProvider(helm.FETCH_VALUES_SCHEME, helmValuesProvider),
vscode.workspace.registerTextDocumentContentProvider(helm.DEPENDENCIES_SCHEME, dependenciesProvider),
// Completion providers
vscode.languages.registerCompletionItemProvider(completionFilter, completionProvider),
vscode.languages.registerCompletionItemProvider('yaml', new KubernetesCompletionProvider(context)),
// Symbol providers
vscode.languages.registerDocumentSymbolProvider({ language: 'helm' }, helmSymbolProvider),
// Hover providers
vscode.languages.registerHoverProvider(
{ language: 'json' },
{ provideHover: provideHoverJson }
),
vscode.languages.registerHoverProvider(
{ language: 'yaml' },
{ provideHover: provideHoverYaml }
),
vscode.languages.registerHoverProvider(HELM_MODE, new HelmTemplateHoverProvider()),
// Tree data providers
vscode.window.registerTreeDataProvider('extension.vsKubernetesExplorer', treeProvider),
vscode.window.registerTreeDataProvider('extension.vsKubernetesHelmRepoExplorer', helmRepoTreeProvider),
vscode.window.registerTreeDataProvider('kubernetes.cloudExplorer', cloudExplorer),
// Temporarily loaded resource providers
vscode.workspace.registerFileSystemProvider(K8S_RESOURCE_SCHEME, resourceDocProvider, { /* TODO: case sensitive? */ }),
vscode.workspace.registerFileSystemProvider(K8S_RESOURCE_SCHEME_READONLY, resourceDocProvider, { isReadonly: true }),
// Link from resources to referenced resources
vscode.languages.registerDocumentLinkProvider({ scheme: K8S_RESOURCE_SCHEME }, resourceLinkProvider),
// Code lenses
vscode.languages.registerCodeLensProvider(HELM_REQ_MODE, new HelmRequirementsCodeLensProvider()),
// Status bar
portForwardStatusBarItem,
activeNamespaceStatusBarItem,
activeContextStatusBarItem,
// Telemetry
registerTelemetry(context),
treeProvider.initialize()
];
telemetry.invalidateClusterType(undefined, kubectl);
await azureclusterprovider.init(clusterProviderRegistry, { shell: shell, fs: fs });
await minikubeclusterprovider.init(clusterProviderRegistry, { shell: shell, minikube: minikube });
// On save, refresh the Helm YAML preview.
vscode.workspace.onDidSaveTextDocument((e: vscode.TextDocument) => {
const activeTextEditor = vscode.window.activeTextEditor;
if (!activeTextEditor) {
if (helm.hasPreviewBeenShown()) {
logger.helm.log("WARNING: No active editor during save. Helm preview was not updated.");
}
return;
}
if (e === activeTextEditor.document) {
const doc = activeTextEditor.document;
if (doc.uri.scheme !== "file") {
return;
}
const u = vscode.Uri.parse(helm.PREVIEW_URI);
previewProvider.update(u);
}
});
// On editor change, refresh the Helm YAML preview
vscode.window.onDidChangeActiveTextEditor((_e: vscode.TextEditor | undefined) => {
const activeTextEditor = vscode.window.activeTextEditor;
if (!activeTextEditor) {
return;
}
const doc = activeTextEditor.document;
if (doc.uri.scheme !== "file") {
return;
}
const u = vscode.Uri.parse(helm.PREVIEW_URI);
previewProvider.update(u);
});
vscode.workspace.onDidOpenTextDocument(kubernetesLint);
vscode.workspace.onDidChangeTextDocument((e) => kubernetesLint(e.document)); // TODO: we could use the change hint
vscode.workspace.onDidSaveTextDocument(kubernetesLint);
vscode.workspace.onDidCloseTextDocument((d) => kubernetesDiagnostics.delete(d.uri));
vscode.workspace.textDocuments.forEach(kubernetesLint);
subscriptions.forEach((element) => {
context.subscriptions.push(element);
});
activeContextTracker.activeChanged(async (context) => {
const currentContext = await getCurrentContext(kubectl, { silent: true });
if (!currentContext) { return; }
updateStatusBarItem(activeContextStatusBarItem, context!, `${currentContext.contextName}\nCluster: ${currentContext.clusterName}`, !config.isContextStatusBarDisabled());
});
kubectlUtils.onDidChangeNamespaceEmitter.event((namespace) => {
updateStatusBarItem(activeNamespaceStatusBarItem, namespace, 'Current active namespace', !config.isNamespaceStatusBarDisabled());
});
const currentNS = await kubectlUtils.currentNamespace(kubectl);
updateStatusBarItem(activeNamespaceStatusBarItem, currentNS, 'Current active namespace', !config.isNamespaceStatusBarDisabled());
await registerYamlSchemaSupport(activeContextTracker, kubectl);
vscode.workspace.registerTextDocumentContentProvider(configmaps.uriScheme, configMapProvider);
recommendExtensions(kubectl, context);
return apiBroker(clusterProviderRegistry, kubectl, portForwardStatusBarManager, treeProvider, cloudExplorer, localTunnelDebugger, onDidChangeKubeconfigEmitter, activeContextTracker, kubectlUtils.onDidChangeNamespaceEmitter);
}
// this method is called when your extension is deactivated
export const deactivate = () => {
kubectl.dispose();
};
function registerCommand(command: string, callback: (...args: any[]) => any): vscode.Disposable {
const wrappedCallback = telemetry.telemetrise(command, kubectl, callback);
return vscode.commands.registerCommand(command, wrappedCallback);
}
function registerTelemetry(context: vscode.ExtensionContext): vscode.Disposable {
return new Reporter(context);
}
interface Syntax {
parse(text: string): any;
findParent(document: vscode.TextDocument, line: number): number;
}
function provideHover(document: vscode.TextDocument, position: vscode.Position, _token: vscode.CancellationToken, syntax: Syntax): Promise<vscode.Hover | null> {
return new Promise(async (resolve, reject) => {
if (!explainActive) {
resolve(null);
return;
}
const body = document.getText();
let obj: any = {};
try {
obj = syntax.parse(body);
} catch (err) {
// Bad document, return nothing
// TODO: at least verbose log here?
resolve(null);
return;
}
// Not a k8s object.
if (!obj.kind) {
resolve(null);
return;
}
const property = findProperty(document.lineAt(position.line));
let field = syntax.parse(property),
parentLine = syntax.findParent(document, position.line);
while (parentLine !== -1) {
const parentProperty = findProperty(document.lineAt(parentLine));
field = `${syntax.parse(parentProperty)}.${field}`;
parentLine = syntax.findParent(document, parentLine);
}
if (field === 'kind') {
field = '';
}
explain(obj, field).then(
(msg) => resolve(msg ? new vscode.Hover(msg) : null),
(err: any) => reject(err)
);
});
}
function provideHoverJson(document: vscode.TextDocument, position: vscode.Position, token: vscode.CancellationToken): Promise<vscode.Hover | null> {
const syntax: Syntax = {
parse: (text) => JSON.parse(text),
findParent: (document, parentLine) => findParentJson(document, parentLine - 1)
};
return provideHover(document, position, token, syntax);
}
function provideHoverYaml(document: vscode.TextDocument, position: vscode.Position, token: vscode.CancellationToken): Promise<vscode.Hover | null> {
const syntax: Syntax = {
parse: (text) => yaml.load(text),
findParent: (document, parentLine) => findParentYaml(document, parentLine)
};
return provideHover(document, position, token, syntax);
}
function findProperty(line: vscode.TextLine): string {
const ix = line.text.indexOf(':');
return line.text.substring(line.firstNonWhitespaceCharacterIndex, ix);
}
function findParentJson(document: vscode.TextDocument, line: number): number {
let count = 1;
while (line >= 0) {
const txt = document.lineAt(line);
if (txt.text.indexOf('}') !== -1) {
count = count + 1;
}
if (txt.text.indexOf('{') !== -1) {
count = count - 1;
if (count === 0) {
break;
}
}
line = line - 1;
}
while (line >= 0) {
const txt = document.lineAt(line);
if (txt.text.indexOf(':') !== -1) {
return line;
}
line = line - 1;
}
return line;
}
async function explain(obj: any, field: string): Promise<string | null> {
return new Promise<string | null>((resolve) => {
if (!obj.kind) {
vscode.window.showErrorMessage("Not a Kubernetes API Object!");
resolve(null);
}
let ref = obj.kind;
if (field && field.length > 0) {
ref = `${ref}.${field}`;
}
if (!swaggerSpecPromise) {
swaggerSpecPromise = explainer.readSwagger();
}
swaggerSpecPromise.then(
(s) => {
if (s) {
resolve(explainer.readExplanation(s, ref));
}
},
(err) => {
vscode.window.showErrorMessage(`Explain failed: ${err}`);
swaggerSpecPromise = null;
resolve(null);
});
});
}
function explainActiveWindow() {
const editor = vscode.window.activeTextEditor;
const bar = initStatusBar();
if (!editor) {
vscode.window.showErrorMessage('No active editor!');
bar.hide();
return; // No open text editor
}
explainActive = !explainActive;
if (explainActive) {
vscode.window.showInformationMessage('Kubernetes API explain activated.');
bar.show();
if (!swaggerSpecPromise) {
swaggerSpecPromise = explainer.readSwagger();
}
} else {
vscode.window.showInformationMessage('Kubernetes API explain deactivated.');
bar.hide();
}
}
let statusBarItem: vscode.StatusBarItem | undefined = undefined;
function initStatusBar() {
if (!statusBarItem) {
statusBarItem = vscode.window.createStatusBarItem(vscode.StatusBarAlignment.Left);
statusBarItem.text = 'kubernetes-api-explain';
}
return statusBarItem;
}
// const GENERIC_KUBECTL_RESULT_HANDLER: ShellHandler = (code, stdout, stderr) => {
// if (code !== 0) {
// host.showErrorMessage('Kubectl command failed: ' + stderr);
// console.log(stderr);
// kubectl.checkPossibleIncompatibility();
// return;
// }
// updateYAMLSchema(); // TODO: I really do not like having this here. Massive separation of concerns red flag plus we lack context to decide whether it's needed. But hard to move without revamping the result handling system.
// host.showInformationMessage(stdout);
// };
// Runs a command for the text in the active window.
// Expects that it can append a filename to 'command' to create a complete kubectl command.
//
// @parameter command string The command to run
function maybeRunKubernetesCommandForActiveWindow(command: string, progressMessage: string) {
let text: string;
const editor = vscode.window.activeTextEditor;
if (!editor) {
vscode.window.showErrorMessage('This command operates on the open document. Open your Kubernetes resource file, and try again.');
return false; // No open text editor
}
const namespace = config.getConfiguredNamespace();
if (namespace) {
command = `${command} --namespace ${namespace} `;
}
const isKubernetesSyntax = (editor.document.languageId === 'json' || editor.document.languageId === 'yaml');
const couldUpdateSchema = (command === 'create' || command === 'apply'); // This is a very crude test in case we modified a CRD
const resultHandler: (er: ExecResult) => void = isKubernetesSyntax ?
(er) => kubectl.reportResult(er, { updateSchemasOnSuccess: couldUpdateSchema }) :
(er) => {
if (er.resultKind === 'exec-succeeded') {
if (command === 'create' || command === 'apply') {
// This is a very crude test - it would be nice to check if we have modified a CRD.
// But the current structure of the code does not support that.
updateYAMLSchema();
}
vscode.window.showInformationMessage(er.stdout);
} else {
vscode.window.showErrorMessage(`Kubectl command failed. The open document might not be a valid Kubernetes resource. Details: ${ExecResult.failureMessage(er, {})}`);
}
};
if (editor.selection) {
text = editor.document.getText(editor.selection);
if (text.length > 0) {
kubectlViaTempFile(command, text, progressMessage, resultHandler);
return true;
}
}
if (editor.document.isUntitled) {
text = editor.document.getText();
if (text.length > 0) {
kubectlViaTempFile(command, text, progressMessage, resultHandler);
return true;
}
return false;
}
// TODO: unify these paths now we handle non-file URIs
if (editor.document.isDirty) {
// TODO: I18n this?
const confirm = "Save";
const promise = vscode.window.showWarningMessage("You have unsaved changes!", confirm);
promise.then((value) => {
if (value && value === confirm) {
editor.document.save().then((ok) => {
if (!ok) {
vscode.window.showErrorMessage("Save failed.");
return;
}
kubectlTextDocument(command, editor.document, progressMessage, resultHandler);
}, (err) => {
vscode.window.showErrorMessage(`Error saving: ${err}`);
});
}
},
(err) => vscode.window.showErrorMessage(`Error confirming save: ${err}`));
} else {
kubectlTextDocument(command, editor.document, progressMessage, resultHandler);
}
return true;
}
function convertWindowsToWSL(filePath: string): string {
const drive = filePath[0].toLowerCase();
const path = filePath.substring(2).replace(/\\/g, '/');
return `/mnt/${drive}/${path}`;
}
function kubectlTextDocument(command: string, document: vscode.TextDocument, progressMessage: string, resultHandler: (er: ExecResult) => void): void {
if (document.uri.scheme === 'file') {
let fileName = document.fileName;
if (config.getUseWsl()) {
fileName = convertWindowsToWSL(fileName);
}
const fullCommand = `${command} -f "${fileName}"`;
kubectl.invokeCommandWithFeedbackThen(fullCommand, progressMessage, resultHandler);
} else {
kubectlViaTempFile(command, document.getText(), progressMessage, resultHandler);
}
}
function kubectlViaTempFile(command: string, fileContent: string, progressMessage: string, handler: (er: ExecResult) => void) {
const tmpobj = tmp.fileSync();
fs.writeFileSync(tmpobj.name, fileContent);
let fileName = tmpobj.name;
if (config.getUseWsl()) {
fileName = convertWindowsToWSL(fileName);
}
kubectl.invokeCommandWithFeedbackThen(`${command} -f ${fileName}`, progressMessage, handler);
}
/**
* Gets the text content (in the case of unsaved or selections), or the filename
*
* @param callback function(text, filename)
*/
function getTextForActiveWindow(callback: (data: string | null, file: vscode.Uri | null) => void) {
let text;
const editor = vscode.window.activeTextEditor;
if (!editor) {
vscode.window.showErrorMessage('No active editor!');
callback(null, null);
return;
}
if (editor.selection) {
text = editor.document.getText(editor.selection);
if (text.length > 0) {
callback(text, null);
return;
}
}
if (editor.document.isUntitled) {
text = editor.document.getText();
if (text.length === 0) {
return;
}
callback(text, null);
return;
}
if (editor.document.isDirty) {
// TODO: I18n this?
const confirm = 'Save';
const promise = vscode.window.showWarningMessage('You have unsaved changes!', confirm);
promise.then((value) => {
if (!value) {
return;
}
if (value !== confirm) {
return;
}
editor.document.save().then((ok) => {
if (!ok) {
vscode.window.showErrorMessage('Save failed.');
callback(null, null);
return;
}
callback(null, editor.document.uri);
});
return;
}, (err) => vscode.window.showErrorMessage(`Error saving changes: ${err}`));
}
callback(null, editor.document.uri);
return;
}
async function loadKubernetes(explorerNode?: ClusterExplorerResourceNode) {
if (explorerNode) {
loadKubernetesCore(explorerNode.namespace, explorerNode.kindName);
} else {
const value = await promptKindName(kuberesources.commonKinds, "load", { nameOptional: true });
if (value) {
loadKubernetesCore(null, value);
}
}
}
function loadKubernetesCore(namespace: string | null, value: string) {
const outputFormat = config.getOutputFormat();
const uri = kubefsUri(namespace, value, outputFormat);
vscode.workspace.openTextDocument(uri).then((doc) => {
if (doc) {
vscode.window.showTextDocument(doc);
}
},
(err) => vscode.window.showErrorMessage(`Error loading document: ${err}`));
}
async function exposeKubernetes() {
const isMinimalWorkflow = config.isMinimalWorkflow();
const kindName = await findKindNameOrPrompt(kuberesources.exposableKinds, 'expose', { nameOptional: false, skipFreeTextPrompt: isMinimalWorkflow});
if (!kindName) {
return;
}
let cmd = `expose ${kindName}`;
const ports = getPorts();
if (ports && ports.length > 0) {
cmd += ' --port=' + ports[0];
}
const er = await host.longRunning(`Exposing ${kindName} as service...`, () =>
kubectl.invokeCommand(cmd)
);
await kubectl.reportResult(er, {});
}
function kubectlId(explorerNode: ClusterExplorerResourceNode | ClusterExplorerResourceFolderNode) {
if (explorerNode.nodeType === explorer.NODE_TYPES.resource) {
return explorerNode.kindName;
}
return explorerNode.kind.abbreviation;
}
async function getKubernetes(explorerNode?: any) {
if (explorerNode) {
const node = explorerNode as ClusterExplorerResourceNode | ClusterExplorerResourceFolderNode;
const id = kubectlId(node);
const nsarg = (node.nodeType === explorer.NODE_TYPES.resource && node.namespace) ? `--namespace ${node.namespace}` : '';
kubectl.invokeInSharedTerminal(`get ${id} ${nsarg} -o wide`);
} else {
const isMinimalWorkflow = config.isMinimalWorkflow();
const value = await findKindNameOrPrompt(kuberesources.commonKinds, 'get', { nameOptional: true, skipFreeTextPrompt: isMinimalWorkflow });
if (value) {
kubectl.invokeInSharedTerminal(` get ${value} -o wide`);
}
}
}
function addWatch(tree: explorer.KubernetesExplorer, explorerNode?: ClusterExplorerNode) {
if (explorerNode) {
tree.watch(explorerNode);
}
}
function deleteWatch(tree: explorer.KubernetesExplorer, explorerNode?: ClusterExplorerNode) {
if (explorerNode) {
tree.stopWatching(explorerNode);
}
}
function findVersion() {
return {
then: findVersionInternal
};
}
function findVersionInternal(fn: (text: string) => void): void {
if (!vscode.workspace.rootPath) {
vscode.window.showErrorMessage("This command requires a single open folder.");
return;
}
// No .git dir, use 'latest'
// TODO: use 'git rev-parse' to detect upstream directories
if (!fs.existsSync(path.join(vscode.workspace.rootPath, '.git'))) {
fn('latest');
return;
}
shell.execCore('git describe --always --dirty', shell.execOpts()).then(
({code, stdout, stderr}) => {
if (code !== 0) {
vscode.window.showErrorMessage('git log returned: ' + code);
console.log(stderr);
fn('error');
return;
}
fn(stdout);
}, (err) => {
fn('error');
vscode.window.showErrorMessage(`git describe failed: ${err}`);
});
}
export async function findAllPods(): Promise<FindPodsResult> {
return await findPodsCore('');
}
async function findPodsByLabel(labelQuery: string): Promise<FindPodsResult> {
return await findPodsCore(`-l ${labelQuery}`);
}
async function findPodsCore(findPodCmdOptions: string): Promise<FindPodsResult> {
const podList = await kubectl.asJson<KubernetesCollection<Pod>>(` get pods -o json ${findPodCmdOptions}`);
if (failed(podList)) {
vscode.window.showErrorMessage('Kubectl command failed: ' + podList.error[0]);
return { succeeded: false, pods: [] };
}
try {
return { succeeded: true, pods: podList.result.items };
} catch (ex) {
console.log(ex);
vscode.window.showErrorMessage('unexpected error: ' + ex);
return { succeeded: false, pods: [] };
}
}
async function findPodsForApp(): Promise<FindPodsResult> {
if (!vscode.workspace.rootPath) {
return { succeeded: true, pods: [] };
}
const appName = path.basename(vscode.workspace.rootPath);
return await findPodsByLabel(`run=${appName}`);
}
async function findDebugPodsForApp(): Promise<FindPodsResult> {
if (!vscode.workspace.rootPath) {
return { succeeded: true, pods: [] };
}
const appName = path.basename(vscode.workspace.rootPath);
return await findPodsByLabel(`run=${appName}-debug`);
}
export interface FindPodsResult {
readonly succeeded: boolean;
readonly pods: Pod[];
}
function findNameAndImage() {
return {
then: findNameAndImageInternal
};
}
function findNameAndImageInternal(fn: (name: string, image: string) => void) {
if (vscode.workspace.rootPath === undefined) {
vscode.window.showErrorMessage('This command requires an open folder.');
return;
}
const folderName = path.basename(vscode.workspace.rootPath);
const name = docker.sanitiseTag(folderName);
findVersion().then((version) => {
let image = `${name}:${version}`;
const user = interpolateVariables(vscode.workspace.getConfiguration().get("vsdocker.imageUser", undefined));
if (user) {
image = `${user}/${image}`;
}
fn(name.trim(), image.trim());
});
}
async function scaleKubernetes(target?: any) {
if (target && explorer.isKubernetesExplorerResourceNode(target)) {
const kindName = target.kindName;
promptScaleKubernetes(kindName);
} else {
const isMinimalWorkflow = config.isMinimalWorkflow();
const kindName = await findKindNameOrPrompt(kuberesources.scaleableKinds, 'scale', { skipFreeTextPrompt: isMinimalWorkflow });
if (kindName) {
promptScaleKubernetes(kindName);
}
}
}
function promptScaleKubernetes(kindName: string) {
vscode.window.showInputBox({ prompt: `How many replicas would you like to scale ${kindName} to?` }).then((value) => {
if (value) {
const replicas = parseFloat(value);
if (Number.isInteger(replicas) && replicas >= 0) {
invokeScaleKubernetes(kindName, replicas);
} else {
vscode.window.showErrorMessage('Replica count must be a non-negative integer');
}
}
},
(err) => vscode.window.showErrorMessage(`Error getting scale input: ${err}`));
}
async function invokeScaleKubernetes(kindName: string, replicas: number) {
const er = await host.longRunning(`Scaling ${kindName} to ${replicas} replicas...`, () =>
kubectl.invokeCommand(`scale --replicas=${replicas} ${kindName}`)
);
await kubectl.reportResult(er, {});
}
function runKubernetes() {
buildPushThenExec(async (name, image) => {
const er = await host.longRunning(`Deploying ${image} as ${name}...`, () =>
kubectl.invokeCommand(`run ${name} --image=${image}`)
);
await kubectl.reportResult(er, {});
});
}
function diagnosePushError(_exitCode: number, error: string): string {
if (error.includes("denied")) {
const user = interpolateVariables(vscode.workspace.getConfiguration().get("vsdocker.imageUser", undefined));
if (user) {
return "Failed pushing the image to remote registry. Try to login to an image registry.";
} else {
return "Failed pushing the image to remote registry. Try setting vsdocker.imageUser.";
}
}
return 'Image push failed.';
}
function buildPushThenExec(fn: (name: string, image: string) => void): void {
findNameAndImage().then((name, image) => {
vscode.window.withProgress({ location: vscode.ProgressLocation.Window }, async (p) => {
try {
p.report({ message: "Building an image..." });
const buildTool = getImageBuildTool();
const buildResult = await shell.exec(await getBuildCommand(image));
if (buildResult && buildResult.code === 0) {
vscode.window.showInformationMessage(image + ' built.');
p.report({ message: "Pushing the image..." });
const pushResult = await shell.exec(await getPushCommand(image));
if (pushResult && pushResult.code === 0) {
vscode.window.showInformationMessage(image + ' pushed.');
fn(name, image);
} else if (!pushResult) {
vscode.window.showErrorMessage(`Image push failed; unable to call ${buildTool}.`);
} else {
const diagnostic = diagnosePushError(pushResult.code, pushResult.stderr);