mirror of https://github.com/actions/checkout
92 lines
2.7 KiB
TypeScript
92 lines
2.7 KiB
TypeScript
import * as core from '@actions/core'
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import * as fs from 'fs'
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import * as fsHelper from './fs-helper'
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import * as io from '@actions/io'
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import * as path from 'path'
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import {IGitCommandManager} from './git-command-manager'
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export async function prepareExistingDirectory(
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git: IGitCommandManager | undefined,
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repositoryPath: string,
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repositoryUrl: string,
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clean: boolean
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): Promise<void> {
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let remove = false
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// Check whether using git or REST API
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if (!git) {
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remove = true
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}
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// Fetch URL does not match
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else if (
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!fsHelper.directoryExistsSync(path.join(repositoryPath, '.git')) ||
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repositoryUrl !== (await git.tryGetFetchUrl())
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) {
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remove = true
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} else {
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// Delete any index.lock and shallow.lock left by a previously canceled run or crashed git process
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const lockPaths = [
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path.join(repositoryPath, '.git', 'index.lock'),
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path.join(repositoryPath, '.git', 'shallow.lock')
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]
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for (const lockPath of lockPaths) {
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try {
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await io.rmRF(lockPath)
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} catch (error) {
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core.debug(`Unable to delete '${lockPath}'. ${error.message}`)
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}
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}
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try {
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// Checkout detached HEAD
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if (!(await git.isDetached())) {
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await git.checkoutDetach()
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}
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// Remove all refs/heads/*
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let branches = await git.branchList(false)
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for (const branch of branches) {
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await git.branchDelete(false, branch)
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}
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// Remove all refs/remotes/origin/* to avoid conflicts
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branches = await git.branchList(true)
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for (const branch of branches) {
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await git.branchDelete(true, branch)
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}
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// Clean
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if (clean) {
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if (!(await git.tryClean())) {
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core.debug(
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`The clean command failed. This might be caused by: 1) path too long, 2) permission issue, or 3) file in use. For futher investigation, manually run 'git clean -ffdx' on the directory '${repositoryPath}'.`
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)
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remove = true
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} else if (!(await git.tryReset())) {
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remove = true
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}
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if (remove) {
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core.warning(
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`Unable to clean or reset the repository. The repository will be recreated instead.`
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)
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}
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}
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} catch (error) {
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core.warning(
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`Unable to prepare the existing repository. The repository will be recreated instead.`
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)
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remove = true
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}
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}
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if (remove) {
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// Delete the contents of the directory. Don't delete the directory itself
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// since it might be the current working directory.
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core.info(`Deleting the contents of '${repositoryPath}'`)
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for (const file of await fs.promises.readdir(repositoryPath)) {
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await io.rmRF(path.join(repositoryPath, file))
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}
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}
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}
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