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Private Cluster functionality (#214)
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,135 @@ | ||
| import {Kubectl} from './kubectl' | ||
| import {ExecOptions, ExecOutput, getExecOutput} from '@actions/exec' | ||
| import * as core from '@actions/core' | ||
| import * as os from 'os' | ||
| import * as fs from 'fs' | ||
| import * as path from 'path' | ||
|
|
||
| export class PrivateKubectl extends Kubectl { | ||
| protected async execute(args: string[], silent: boolean = false) { | ||
| args.unshift('kubectl') | ||
| let kubectlCmd = args.join(' ') | ||
| let addFileFlag = false | ||
| let eo = <ExecOptions>{silent} | ||
|
|
||
| if (this.containsFilenames(kubectlCmd)) { | ||
| // For private clusters, files will referenced solely by their basename | ||
| kubectlCmd = this.replaceFilnamesWithBasenames(kubectlCmd) | ||
| addFileFlag = true | ||
| } | ||
|
|
||
| const privateClusterArgs = [ | ||
| 'aks', | ||
| 'command', | ||
| 'invoke', | ||
| '--resource-group', | ||
| this.resourceGroup, | ||
| '--name', | ||
| this.name, | ||
| '--command', | ||
| kubectlCmd | ||
| ] | ||
|
|
||
| if (addFileFlag) { | ||
| const filenames = this.extractFilesnames(kubectlCmd).split(' ') | ||
|
|
||
| const tempDirectory = | ||
| process.env['runner.tempDirectory'] || os.tmpdir() + '/manifests' | ||
| eo.cwd = tempDirectory | ||
| privateClusterArgs.push(...['--file', '.']) | ||
|
|
||
| let filenamesArr = filenames[0].split(',') | ||
| for (let index = 0; index < filenamesArr.length; index++) { | ||
| const file = filenamesArr[index] | ||
|
|
||
| if (!file) { | ||
| continue | ||
| } | ||
| this.moveFileToTempManifestDir(file) | ||
| } | ||
| } | ||
|
|
||
| core.debug( | ||
| `private cluster Kubectl run with invoke command: ${kubectlCmd}` | ||
| ) | ||
| return await getExecOutput('az', privateClusterArgs, eo) | ||
| } | ||
|
|
||
| private replaceFilnamesWithBasenames(kubectlCmd: string) { | ||
| let exFilenames = this.extractFilesnames(kubectlCmd) | ||
| let filenames = exFilenames.split(' ') | ||
| let filenamesArr = filenames[0].split(',') | ||
|
|
||
| for (let index = 0; index < filenamesArr.length; index++) { | ||
| filenamesArr[index] = path.basename(filenamesArr[index]) | ||
| } | ||
|
|
||
| let baseFilenames = filenamesArr.join() | ||
|
|
||
| let result = kubectlCmd.replace(exFilenames, baseFilenames) | ||
| return result | ||
| } | ||
|
|
||
| public extractFilesnames(strToParse: string) { | ||
| let start = strToParse.indexOf('-filename') | ||
| let offset = 7 | ||
|
|
||
| if (start == -1) { | ||
| start = strToParse.indexOf('-f') | ||
|
|
||
| if (start == -1) { | ||
| return '' | ||
| } | ||
| offset = 0 | ||
| } | ||
|
|
||
| let temp = strToParse.substring(start + offset) | ||
| let end = temp.indexOf(' -') | ||
|
|
||
| //End could be case where the -f flag was last, or -f is followed by some additonal flag and it's arguments | ||
| return temp.substring(3, end == -1 ? temp.length : end).trim() | ||
| } | ||
|
|
||
| private containsFilenames(str: string) { | ||
| return str.includes('-f ') || str.includes('filename ') | ||
| } | ||
|
|
||
| private createTempManifestsDirectory() { | ||
| const manifestsDir = '/tmp/manifests' | ||
| if (!fs.existsSync('/tmp/manifests')) { | ||
| fs.mkdirSync('/tmp/manifests', {recursive: true}) | ||
| } | ||
| } | ||
|
|
||
| private moveFileToTempManifestDir(file: string) { | ||
| this.createTempManifestsDirectory() | ||
| if (!fs.existsSync('/tmp/' + file)) { | ||
| core.debug( | ||
| '/tmp/' + | ||
| file + | ||
| ' does not exist, and therefore cannot be moved to the manifest directory' | ||
| ) | ||
| } | ||
|
|
||
| fs.copyFile('/tmp/' + file, '/tmp/manifests/' + file, function (err) { | ||
| if (err) { | ||
| core.debug( | ||
| 'Could not rename ' + | ||
| '/tmp/' + | ||
| file + | ||
| ' to ' + | ||
| '/tmp/manifests/' + | ||
| file + | ||
| ' ERROR: ' + | ||
| err | ||
| ) | ||
| return | ||
| } | ||
| core.debug( | ||
| "Successfully moved file '" + | ||
| file + | ||
| "' from /tmp to /tmp/manifest directory" | ||
| ) | ||
| }) | ||
| } | ||
| } |
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