mirror of
https://github.com/actions/checkout.git
synced 2024-11-22 11:29:30 +01:00
93 lines
3 KiB
TypeScript
93 lines
3 KiB
TypeScript
import * as assert from 'assert'
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import * as core from '@actions/core'
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import * as fs from 'fs'
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import * as github from '@actions/github'
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import * as io from '@actions/io'
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import * as path from 'path'
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import * as retryHelper from './retry-helper'
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import * as toolCache from '@actions/tool-cache'
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import * as urlHelper from './url-helper'
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import {default as uuid} from 'uuid/v4'
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import {ReposGetArchiveLinkParams} from '@octokit/rest'
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const IS_WINDOWS = process.platform === 'win32'
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export async function downloadRepository(
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authToken: string,
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owner: string,
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repo: string,
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ref: string,
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commit: string,
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repositoryPath: string
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): Promise<void> {
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// Download the archive
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let archiveData = await retryHelper.execute(async () => {
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core.info('Downloading the archive')
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return await downloadArchive(authToken, owner, repo, ref, commit)
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})
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// Write archive to disk
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core.info('Writing archive to disk')
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const uniqueId = uuid()
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const archivePath = path.join(repositoryPath, `${uniqueId}.tar.gz`)
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await fs.promises.writeFile(archivePath, archiveData)
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archiveData = Buffer.from('') // Free memory
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// Extract archive
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core.info('Extracting the archive')
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const extractPath = path.join(repositoryPath, uniqueId)
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await io.mkdirP(extractPath)
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if (IS_WINDOWS) {
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await toolCache.extractZip(archivePath, extractPath)
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} else {
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await toolCache.extractTar(archivePath, extractPath)
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}
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io.rmRF(archivePath)
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// Determine the path of the repository content. The archive contains
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// a top-level folder and the repository content is inside.
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const archiveFileNames = await fs.promises.readdir(extractPath)
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assert.ok(
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archiveFileNames.length == 1,
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'Expected exactly one directory inside archive'
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)
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const archiveVersion = archiveFileNames[0] // The top-level folder name includes the short SHA
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core.info(`Resolved version ${archiveVersion}`)
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const tempRepositoryPath = path.join(extractPath, archiveVersion)
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// Move the files
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for (const fileName of await fs.promises.readdir(tempRepositoryPath)) {
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const sourcePath = path.join(tempRepositoryPath, fileName)
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const targetPath = path.join(repositoryPath, fileName)
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if (IS_WINDOWS) {
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await io.cp(sourcePath, targetPath, {recursive: true}) // Copy on Windows (Windows Defender may have a lock)
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} else {
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await io.mv(sourcePath, targetPath)
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}
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}
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io.rmRF(extractPath)
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}
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async function downloadArchive(
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authToken: string,
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owner: string,
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repo: string,
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ref: string,
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commit: string
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): Promise<Buffer> {
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const octokit = new github.GitHub(authToken, {baseUrl: urlHelper.getApiUrl()})
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const params: ReposGetArchiveLinkParams = {
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owner: owner,
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repo: repo,
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archive_format: IS_WINDOWS ? 'zipball' : 'tarball',
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ref: commit || ref
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}
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const response = await octokit.repos.getArchiveLink(params)
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if (response.status != 200) {
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throw new Error(
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`Unexpected response from GitHub API. Status: ${response.status}, Data: ${response.data}`
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)
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}
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return Buffer.from(response.data) // response.data is ArrayBuffer
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}
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