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import * as core from '@actions/core'
import * as fsHelper from './fs-helper'
import * as gitAuthHelper from './git-auth-helper'
import * as gitCommandManager from './git-command-manager'
import * as gitDirectoryHelper from './git-directory-helper'
import * as githubApiHelper from './github-api-helper'
import * as io from '@actions/io'
import * as path from 'path'
import * as refHelper from './ref-helper'
import * as stateHelper from './state-helper'
import {IGitCommandManager} from './git-command-manager'
import {IGitSourceSettings} from './git-source-settings'
const hostname = 'github.com'
export async function getSource(settings: IGitSourceSettings): Promise<void> {
// Repository URL
core.info(
`Syncing repository: ${settings.repositoryOwner}/${settings.repositoryName}`
)
const repositoryUrl = `https://${hostname}/${encodeURIComponent(
settings.repositoryOwner
)}/${encodeURIComponent(settings.repositoryName)}`
// Remove conflicting file path
if (fsHelper.fileExistsSync(settings.repositoryPath)) {
await io.rmRF(settings.repositoryPath)
}
// Create directory
let isExisting = true
if (!fsHelper.directoryExistsSync(settings.repositoryPath)) {
isExisting = false
await io.mkdirP(settings.repositoryPath)
}
// Git command manager
const git = await getGitCommandManager(settings)
// Prepare existing directory, otherwise recreate
if (isExisting) {
await gitDirectoryHelper.prepareExistingDirectory(
git,
settings.repositoryPath,
repositoryUrl,
settings.clean
)
}
if (!git) {
// Downloading using REST API
core.info(`The repository will be downloaded using the GitHub REST API`)
core.info(
`To create a local Git repository instead, add Git ${gitCommandManager.MinimumGitVersion} or higher to the PATH`
)
await githubApiHelper.downloadRepository(
settings.authToken,
settings.repositoryOwner,
settings.repositoryName,
settings.ref,
settings.commit,
settings.repositoryPath
)
} else {
// Save state for POST action
stateHelper.setRepositoryPath(settings.repositoryPath)
// Initialize the repository
if (
!fsHelper.directoryExistsSync(path.join(settings.repositoryPath, '.git'))
) {
await git.init()
await git.remoteAdd('origin', repositoryUrl)
}
// Disable automatic garbage collection
if (!(await git.tryDisableAutomaticGarbageCollection())) {
core.warning(
`Unable to turn off git automatic garbage collection. The git fetch operation may trigger garbage collection and cause a delay.`
)
}
const authHelper = gitAuthHelper.createAuthHelper(git, settings)
try {
// Configure auth
await authHelper.configureAuth()
// LFS install
if (settings.lfs) {
await git.lfsInstall()
}
// Fetch
const refSpec = refHelper.getRefSpec(settings.ref, settings.commit)
await git.fetch(settings.fetchDepth, refSpec)
// Checkout info
const checkoutInfo = await refHelper.getCheckoutInfo(
git,
settings.ref,
settings.commit
)
// LFS fetch
// Explicit lfs-fetch to avoid slow checkout (fetches one lfs object at a time).
// Explicit lfs fetch will fetch lfs objects in parallel.
if (settings.lfs) {
await git.lfsFetch(checkoutInfo.startPoint || checkoutInfo.ref)
}
// Checkout
await git.checkout(checkoutInfo.ref, checkoutInfo.startPoint)
// Dump some info about the checked out commit
await git.log1()
} finally {
// Remove auth
if (!settings.persistCredentials) {
await authHelper.removeAuth()
}
}
}
}
export async function cleanup(repositoryPath: string): Promise<void> {
// Repo exists?
if (
!repositoryPath ||
!fsHelper.fileExistsSync(path.join(repositoryPath, '.git', 'config'))
) {
return
}
let git: IGitCommandManager
try {
git = await gitCommandManager.createCommandManager(repositoryPath, false)
} catch {
return
}
// Remove auth
const authHelper = gitAuthHelper.createAuthHelper(git)
await authHelper.removeAuth()
}
async function getGitCommandManager(
settings: IGitSourceSettings
): Promise<IGitCommandManager | undefined> {
core.info(`Working directory is '${settings.repositoryPath}'`)
try {
return await gitCommandManager.createCommandManager(
settings.repositoryPath,
settings.lfs
)
} catch (err) {
// Git is required for LFS
if (settings.lfs) {
throw err
}
// Otherwise fallback to REST API
return undefined
}
}
|
