77 lines
2.7 KiB
TypeScript
77 lines
2.7 KiB
TypeScript
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import * as os from 'os';
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import * as path from 'path';
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import * as util from 'util';
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import * as fs from 'fs';
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import * as toolCache from '@actions/tool-cache';
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import * as core from '@actions/core';
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const kubectlToolName = 'kubectl';
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const stableKubectlVersion = 'v1.15.0';
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const stableVersionUrl = 'https://storage.googleapis.com/kubernetes-release/release/stable.txt';
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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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function getkubectlDownloadURL(version: string): string {
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switch (os.type()) {
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case 'Linux':
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return util.format('https://storage.googleapis.com/kubernetes-release/release/%s/bin/linux/amd64/kubectl', version);
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case 'Darwin':
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return util.format('https://storage.googleapis.com/kubernetes-release/release/%s/bin/darwin/amd64/kubectl', version);
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case 'Windows_NT':
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default:
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return util.format('https://storage.googleapis.com/kubernetes-release/release/%s/bin/windows/amd64/kubectl.exe', version);
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}
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}
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async function getStableKubectlVersion(): Promise<string> {
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return toolCache.downloadTool(stableVersionUrl).then((downloadPath) => {
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let version = fs.readFileSync(downloadPath, 'utf8').toString().trim();
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if (!version) {
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version = stableKubectlVersion;
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}
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return version;
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}, (error) => {
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core.debug(error);
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core.warning('GetStableVersionFailed');
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return stableKubectlVersion;
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});
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}
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async function downloadKubectl(version: string): Promise<string> {
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let cachedToolpath = toolCache.find(kubectlToolName, version);
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let kubectlDownloadPath = '';
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if (!cachedToolpath) {
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try {
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kubectlDownloadPath = await toolCache.downloadTool(getkubectlDownloadURL(version));
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} catch (exception) {
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throw new Error('DownloadKubectlFailed');
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}
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cachedToolpath = await toolCache.cacheFile(kubectlDownloadPath, kubectlToolName + getExecutableExtension(), kubectlToolName, version);
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}
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const kubectlPath = path.join(cachedToolpath, kubectlToolName + getExecutableExtension());
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fs.chmodSync(kubectlPath, '777');
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return kubectlPath;
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}
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async function run() {
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let version = core.getInput('version', { 'required': true });
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if (version.toLocaleLowerCase() === 'latest') {
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version = await getStableKubectlVersion();
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}
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let cachedPath = await downloadKubectl(version);
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console.log(`Kubectl tool version: '${version}' has been cached at ${cachedPath}`);
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core.setOutput('kubectl-path', cachedPath);
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}
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run().catch(core.setFailed);
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