85 lines
2.8 KiB
TypeScript
85 lines
2.8 KiB
TypeScript
import * as core from '@actions/core';
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import { issueCommand } from '@actions/core/lib/command';
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import * as path from 'path';
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import * as fs from 'fs';
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import * as io from '@actions/io';
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import * as toolCache from '@actions/tool-cache';
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import * as os from 'os';
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import { ToolRunner } from "@actions/exec/lib/toolrunner";
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function getKubeconfig(): string {
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const kubeconfig = core.getInput('kubeconfig');
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if (kubeconfig) {
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core.debug("Setting context using kubeconfig");
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return kubeconfig;
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}
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const clusterUrl = core.getInput('k8s-url', { required: true });
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core.debug("Found clusterUrl, creating kubeconfig using certificate and token");
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let token = Buffer.from(core.getInput('k8s-secret'), 'base64').toString();
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const kubeconfigObject = {
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"apiVersion": "v1",
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"kind": "Config",
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"clusters": [
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{
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"cluster": {
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"server": clusterUrl
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}
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}
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],
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"users": [
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{
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"user": {
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"token": token
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}
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}
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]
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};
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return JSON.stringify(kubeconfigObject);
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}
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function getExecutableExtension(): string {
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if (os.type().match(/^Win/)) {
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return '.exe';
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}
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return '';
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}
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async function getKubectlPath() {
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let kubectlPath = await io.which('kubectl', false);
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if (!kubectlPath) {
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const allVersions = toolCache.findAllVersions('kubectl');
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kubectlPath = allVersions.length > 0 ? toolCache.find('kubectl', allVersions[0]) : '';
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if (!kubectlPath) {
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throw new Error('Kubectl is not installed');
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}
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kubectlPath = path.join(kubectlPath, `kubectl${getExecutableExtension()}`);
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}
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return kubectlPath;
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}
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async function setContext() {
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let context = core.getInput('context');
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if (context) {
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const kubectlPath = await getKubectlPath();
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let toolRunner = new ToolRunner(kubectlPath, ['config', 'use-context', context]);
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await toolRunner.exec();
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toolRunner = new ToolRunner(kubectlPath, ['config', 'current-context']);
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await toolRunner.exec();
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}
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}
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async function run() {
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let kubeconfig = getKubeconfig();
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const runnerTempDirectory = process.env['RUNNER_TEMP']; // Using process.env until the core libs are updated
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const kubeconfigPath = path.join(runnerTempDirectory, `kubeconfig_${Date.now()}`);
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core.debug(`Writing kubeconfig contents to ${kubeconfigPath}`);
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fs.writeFileSync(kubeconfigPath, kubeconfig);
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issueCommand('set-env', { name: 'KUBECONFIG' }, kubeconfigPath);
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console.log('KUBECONFIG environment variable is set');
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await setContext();
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}
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run().catch(core.setFailed); |