checkout/src/git-directory-helper.ts

91 lines
2.7 KiB
TypeScript

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