454 lines
16 KiB
JavaScript
454 lines
16 KiB
JavaScript
const path = require('path')
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const sgit = require('simple-git/promise')
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const fs = require('fs-extra')
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const _ = require('lodash')
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const stream = require('stream')
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const Promise = require('bluebird')
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const pipeline = Promise.promisify(stream.pipeline)
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const klaw = require('klaw')
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const os = require('os')
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const pageHelper = require('../../../helpers/page')
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const assetHelper = require('../../../helpers/asset')
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const commonDisk = require('../disk/common')
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/* global WIKI */
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module.exports = {
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git: null,
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repoPath: path.resolve(WIKI.ROOTPATH, WIKI.config.dataPath, 'repo'),
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async activated() {
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// not used
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},
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async deactivated() {
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// not used
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},
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/**
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* INIT
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*/
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async init() {
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WIKI.logger.info('(STORAGE/GIT) Initializing...')
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this.repoPath = path.resolve(WIKI.ROOTPATH, this.config.localRepoPath)
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await fs.ensureDir(this.repoPath)
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this.git = sgit(this.repoPath)
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// Set custom binary path
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if (!_.isEmpty(this.config.gitBinaryPath)) {
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this.git.customBinary(this.config.gitBinaryPath)
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}
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// Initialize repo (if needed)
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WIKI.logger.info('(STORAGE/GIT) Checking repository state...')
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const isRepo = await this.git.checkIsRepo()
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if (!isRepo) {
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WIKI.logger.info('(STORAGE/GIT) Initializing local repository...')
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await this.git.init()
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}
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// Set default author
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await this.git.raw(['config', '--local', 'user.email', this.config.defaultEmail])
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await this.git.raw(['config', '--local', 'user.name', this.config.defaultName])
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// Purge existing remotes
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WIKI.logger.info('(STORAGE/GIT) Listing existing remotes...')
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const remotes = await this.git.getRemotes()
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if (remotes.length > 0) {
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WIKI.logger.info('(STORAGE/GIT) Purging existing remotes...')
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for (let remote of remotes) {
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await this.git.removeRemote(remote.name)
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}
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}
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// Add remote
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WIKI.logger.info('(STORAGE/GIT) Setting SSL Verification config...')
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await this.git.raw(['config', '--local', '--bool', 'http.sslVerify', _.toString(this.config.verifySSL)])
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switch (this.config.authType) {
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case 'ssh':
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WIKI.logger.info('(STORAGE/GIT) Setting SSH Command config...')
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if (this.config.sshPrivateKeyMode === 'contents') {
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try {
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this.config.sshPrivateKeyPath = path.resolve(WIKI.ROOTPATH, WIKI.config.dataPath, 'secure/git-ssh.pem')
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await fs.outputFile(this.config.sshPrivateKeyPath, this.config.sshPrivateKeyContent + os.EOL, {
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encoding: 'utf8',
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mode: 0o600
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})
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} catch (err) {
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console.error(err)
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throw err
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}
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}
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if (!this.config.sshPort || !_.isSafeInteger(this.config.sshPort) || this.config.sshPort <= 0) {
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this.config.sshPort = 22
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}
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await this.git.addConfig('core.sshCommand', `ssh -i "${this.config.sshPrivateKeyPath}" -o StrictHostKeyChecking=no -p ${this.config.sshPort}`)
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WIKI.logger.info('(STORAGE/GIT) Adding origin remote via SSH...')
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await this.git.addRemote('origin', this.config.repoUrl)
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break
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default:
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WIKI.logger.info('(STORAGE/GIT) Adding origin remote via HTTP/S...')
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let originUrl = ''
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if (_.startsWith(this.config.repoUrl, 'http')) {
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originUrl = this.config.repoUrl.replace('://', `://${this.config.basicUsername}:${this.config.basicPassword}@`)
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} else {
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originUrl = `https://${this.config.basicUsername}:${this.config.basicPassword}@${this.config.repoUrl}`
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}
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await this.git.addRemote('origin', originUrl)
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break
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}
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// Fetch updates for remote
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WIKI.logger.info('(STORAGE/GIT) Fetch updates from remote...')
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await this.git.raw(['remote', 'update', 'origin'])
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// Checkout branch
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const branches = await this.git.branch()
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if (!_.includes(branches.all, this.config.branch) && !_.includes(branches.all, `remotes/origin/${this.config.branch}`)) {
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throw new Error('Invalid branch! Make sure it exists on the remote first.')
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}
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WIKI.logger.info(`(STORAGE/GIT) Checking out branch ${this.config.branch}...`)
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await this.git.checkout(this.config.branch)
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// Perform initial sync
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await this.sync()
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WIKI.logger.info('(STORAGE/GIT) Initialization completed.')
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},
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/**
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* SYNC
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*/
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async sync() {
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const currentCommitLog = _.get(await this.git.log(['-n', '1', this.config.branch]), 'latest', {})
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const rootUser = await WIKI.models.users.getRootUser()
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// Pull rebase
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if (_.includes(['sync', 'pull'], this.mode)) {
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WIKI.logger.info(`(STORAGE/GIT) Performing pull rebase from origin on branch ${this.config.branch}...`)
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await this.git.pull('origin', this.config.branch, ['--rebase'])
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}
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// Push
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if (_.includes(['sync', 'push'], this.mode)) {
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WIKI.logger.info(`(STORAGE/GIT) Performing push to origin on branch ${this.config.branch}...`)
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let pushOpts = ['--signed=if-asked']
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if (this.mode === 'push') {
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pushOpts.push('--force')
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}
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await this.git.push('origin', this.config.branch, pushOpts)
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}
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// Process Changes
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if (_.includes(['sync', 'pull'], this.mode)) {
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const latestCommitLog = _.get(await this.git.log(['-n', '1', this.config.branch]), 'latest', {})
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const diff = await this.git.diffSummary(['-M', currentCommitLog.hash, latestCommitLog.hash])
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if (_.get(diff, 'files', []).length > 0) {
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let filesToProcess = []
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for (const f of diff.files) {
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const fPath = path.join(this.repoPath, f.file)
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let fStats = { size: 0 }
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try {
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fStats = await fs.stat(fPath)
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} catch (err) {
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if (err.code !== 'ENOENT') {
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WIKI.logger.warn(`(STORAGE/GIT) Failed to access file ${f.file}! Skipping...`)
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continue
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}
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}
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filesToProcess.push({
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...f,
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file: {
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path: fPath,
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stats: fStats
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},
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relPath: f.file
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})
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}
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await this.processFiles(filesToProcess, rootUser)
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}
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}
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},
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/**
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* Process Files
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*
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* @param {Array<String>} files Array of files to process
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*/
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async processFiles(files, user) {
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for (const item of files) {
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const contentType = pageHelper.getContentType(item.relPath)
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const fileExists = await fs.pathExists(item.file)
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if (!item.binary && contentType) {
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// -> Page
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if (!fileExists && item.deletions > 0 && item.insertions === 0) {
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// Page was deleted by git, can safely mark as deleted in DB
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WIKI.logger.info(`(STORAGE/GIT) Page marked as deleted: ${item.relPath}`)
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const contentPath = pageHelper.getPagePath(item.relPath)
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await WIKI.models.pages.deletePage({
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path: contentPath.path,
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locale: contentPath.locale,
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skipStorage: true
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})
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continue
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}
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try {
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await commonDisk.processPage({
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user,
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relPath: item.relPath,
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fullPath: this.repoPath,
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contentType: contentType,
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moduleName: 'GIT'
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})
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} catch (err) {
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WIKI.logger.warn(`(STORAGE/GIT) Failed to process ${item.relPath}`)
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WIKI.logger.warn(err)
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}
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} else {
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// -> Asset
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if (!fileExists && ((item.before > 0 && item.after === 0) || (item.deletions > 0 && item.insertions === 0))) {
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// Asset was deleted by git, can safely mark as deleted in DB
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WIKI.logger.info(`(STORAGE/GIT) Asset marked as deleted: ${item.relPath}`)
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const fileHash = assetHelper.generateHash(item.relPath)
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const assetToDelete = await WIKI.models.assets.query().findOne({ hash: fileHash })
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if (assetToDelete) {
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await WIKI.models.knex('assetData').where('id', assetToDelete.id).del()
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await WIKI.models.assets.query().deleteById(assetToDelete.id)
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await assetToDelete.deleteAssetCache()
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} else {
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WIKI.logger.info(`(STORAGE/GIT) Asset was not found in the DB, nothing to delete: ${item.relPath}`)
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}
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continue
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}
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try {
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await commonDisk.processAsset({
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user,
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relPath: item.relPath,
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file: item.file,
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contentType: contentType,
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moduleName: 'GIT'
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})
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} catch (err) {
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WIKI.logger.warn(`(STORAGE/GIT) Failed to process asset ${item.relPath}`)
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WIKI.logger.warn(err)
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}
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}
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}
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},
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/**
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* CREATE
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*
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* @param {Object} page Page to create
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*/
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async created(page) {
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WIKI.logger.info(`(STORAGE/GIT) Committing new file [${page.localeCode}] ${page.path}...`)
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let fileName = `${page.path}.${pageHelper.getFileExtension(page.contentType)}`
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if (WIKI.config.lang.namespacing && WIKI.config.lang.code !== page.localeCode) {
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fileName = `${page.localeCode}/${fileName}`
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}
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const filePath = path.join(this.repoPath, fileName)
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await fs.outputFile(filePath, page.injectMetadata(), 'utf8')
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await this.git.add(`./${fileName}`)
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await this.git.commit(`docs: create ${page.path}`, fileName, {
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'--author': `"${page.authorName} <${page.authorEmail}>"`
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})
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},
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/**
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* UPDATE
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*
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* @param {Object} page Page to update
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*/
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async updated(page) {
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WIKI.logger.info(`(STORAGE/GIT) Committing updated file [${page.localeCode}] ${page.path}...`)
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let fileName = `${page.path}.${pageHelper.getFileExtension(page.contentType)}`
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if (WIKI.config.lang.namespacing && WIKI.config.lang.code !== page.localeCode) {
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fileName = `${page.localeCode}/${fileName}`
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}
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const filePath = path.join(this.repoPath, fileName)
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await fs.outputFile(filePath, page.injectMetadata(), 'utf8')
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await this.git.add(`./${fileName}`)
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await this.git.commit(`docs: update ${page.path}`, fileName, {
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'--author': `"${page.authorName} <${page.authorEmail}>"`
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})
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},
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/**
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* DELETE
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*
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* @param {Object} page Page to delete
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*/
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async deleted(page) {
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WIKI.logger.info(`(STORAGE/GIT) Committing removed file [${page.localeCode}] ${page.path}...`)
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let fileName = `${page.path}.${pageHelper.getFileExtension(page.contentType)}`
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if (WIKI.config.lang.namespacing && WIKI.config.lang.code !== page.localeCode) {
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fileName = `${page.localeCode}/${fileName}`
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}
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await this.git.rm(`./${fileName}`)
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await this.git.commit(`docs: delete ${page.path}`, fileName, {
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'--author': `"${page.authorName} <${page.authorEmail}>"`
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})
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},
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/**
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* RENAME
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*
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* @param {Object} page Page to rename
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*/
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async renamed(page) {
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WIKI.logger.info(`(STORAGE/GIT) Committing file move from [${page.localeCode}] ${page.path} to [${page.destinationLocaleCode}] ${page.destinationPath}...`)
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let sourceFilePath = `${page.path}.${pageHelper.getFileExtension(page.contentType)}`
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let destinationFilePath = `${page.destinationPath}.${pageHelper.getFileExtension(page.contentType)}`
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if (WIKI.config.lang.namespacing) {
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if (WIKI.config.lang.code !== page.localeCode) {
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sourceFilePath = `${page.localeCode}/${sourceFilePath}`
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}
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if (WIKI.config.lang.code !== page.destinationLocaleCode) {
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destinationFilePath = `${page.destinationLocaleCode}/${destinationFilePath}`
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}
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}
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await this.git.mv(`./${sourceFilePath}`, `./${destinationFilePath}`)
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await this.git.commit(`docs: rename ${page.path} to ${page.destinationPath}`, [sourceFilePath, destinationFilePath], {
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'--author': `"${page.moveAuthorName} <${page.moveAuthorEmail}>"`
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})
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},
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/**
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* ASSET UPLOAD
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*
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* @param {Object} asset Asset to upload
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*/
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async assetUploaded (asset) {
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WIKI.logger.info(`(STORAGE/GIT) Committing new file ${asset.path}...`)
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const filePath = path.join(this.repoPath, asset.path)
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await fs.outputFile(filePath, asset.data, 'utf8')
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await this.git.add(`./${asset.path}`)
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await this.git.commit(`docs: upload ${asset.path}`, asset.path, {
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'--author': `"${asset.authorName} <${asset.authorEmail}>"`
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})
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},
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/**
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* ASSET DELETE
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*
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* @param {Object} asset Asset to upload
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*/
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async assetDeleted (asset) {
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WIKI.logger.info(`(STORAGE/GIT) Committing removed file ${asset.path}...`)
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await this.git.rm(`./${asset.path}`)
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await this.git.commit(`docs: delete ${asset.path}`, asset.path, {
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'--author': `"${asset.authorName} <${asset.authorEmail}>"`
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})
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},
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/**
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* ASSET RENAME
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*
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* @param {Object} asset Asset to upload
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*/
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async assetRenamed (asset) {
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WIKI.logger.info(`(STORAGE/GIT) Committing file move from ${asset.path} to ${asset.destinationPath}...`)
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await this.git.mv(`./${asset.path}`, `./${asset.destinationPath}`)
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await this.git.commit(`docs: rename ${asset.path} to ${asset.destinationPath}`, [asset.path, asset.destinationPath], {
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'--author': `"${asset.moveAuthorName} <${asset.moveAuthorEmail}>"`
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})
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},
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/**
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* HANDLERS
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*/
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async importAll() {
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WIKI.logger.info(`(STORAGE/GIT) Importing all content from local Git repo to the DB...`)
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const rootUser = await WIKI.models.users.getRootUser()
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await pipeline(
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klaw(this.repoPath, {
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filter: (f) => {
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return !_.includes(f, '.git')
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}
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}),
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new stream.Transform({
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objectMode: true,
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transform: async (file, enc, cb) => {
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const relPath = file.path.substr(this.repoPath.length + 1)
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if (file.stats.size < 1) {
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// Skip directories and zero-byte files
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return cb()
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} else if (relPath && relPath.length > 3) {
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WIKI.logger.info(`(STORAGE/GIT) Processing ${relPath}...`)
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await this.processFiles([{
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user: rootUser,
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relPath,
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file,
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deletions: 0,
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insertions: 0
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}], rootUser)
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}
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cb()
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}
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})
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)
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commonDisk.clearFolderCache()
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WIKI.logger.info('(STORAGE/GIT) Import completed.')
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},
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async syncUntracked() {
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WIKI.logger.info(`(STORAGE/GIT) Adding all untracked content...`)
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// -> Pages
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await pipeline(
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WIKI.models.knex.column('path', 'localeCode', 'title', 'description', 'contentType', 'content', 'isPublished', 'updatedAt').select().from('pages').where({
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isPrivate: false
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}).stream(),
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new stream.Transform({
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objectMode: true,
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transform: async (page, enc, cb) => {
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let fileName = `${page.path}.${pageHelper.getFileExtension(page.contentType)}`
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if (WIKI.config.lang.namespacing && WIKI.config.lang.code !== page.localeCode) {
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fileName = `${page.localeCode}/${fileName}`
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}
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WIKI.logger.info(`(STORAGE/GIT) Adding page ${fileName}...`)
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const filePath = path.join(this.repoPath, fileName)
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await fs.outputFile(filePath, pageHelper.injectPageMetadata(page), 'utf8')
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await this.git.add(`./${fileName}`)
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cb()
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}
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})
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)
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// -> Assets
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const assetFolders = await WIKI.models.assetFolders.getAllPaths()
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await pipeline(
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WIKI.models.knex.column('filename', 'folderId', 'data').select().from('assets').join('assetData', 'assets.id', '=', 'assetData.id').stream(),
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new stream.Transform({
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objectMode: true,
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transform: async (asset, enc, cb) => {
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const filename = (asset.folderId && asset.folderId > 0) ? `${_.get(assetFolders, asset.folderId)}/${asset.filename}` : asset.filename
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WIKI.logger.info(`(STORAGE/GIT) Adding asset ${filename}...`)
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await fs.outputFile(path.join(this.repoPath, filename), asset.data)
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await this.git.add(`./${filename}`)
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cb()
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}
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})
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)
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await this.git.commit(`docs: add all untracked content`)
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WIKI.logger.info('(STORAGE/GIT) All content is now tracked.')
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},
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async purge() {
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WIKI.logger.info(`(STORAGE/GIT) Purging local repository...`)
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await fs.emptyDir(this.repoPath)
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WIKI.logger.info('(STORAGE/GIT) Local repository is now empty. Reinitializing...')
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await this.init()
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}
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}
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