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wiki/server/setup.js

411 lines
13 KiB

const path = require('path')
/* global WIKI */
module.exports = () => {
WIKI.config.site = {
path: '',
title: 'WIKI.js'
}
WIKI.system = require('./core/system')
// ----------------------------------------
// Load modules
// ----------------------------------------
const bodyParser = require('body-parser')
const compression = require('compression')
const express = require('express')
const favicon = require('serve-favicon')
const http = require('http')
const Promise = require('bluebird')
const fs = Promise.promisifyAll(require('fs-extra'))
const yaml = require('js-yaml')
const _ = require('lodash')
const cfgHelper = require('./helpers/config')
const filesize = require('filesize.js')
const crypto = Promise.promisifyAll(require('crypto'))
// ----------------------------------------
// Define Express App
// ----------------------------------------
let app = express()
app.use(compression())
// ----------------------------------------
// Public Assets
// ----------------------------------------
app.use(favicon(path.join(WIKI.ROOTPATH, 'assets', 'favicon.ico')))
app.use(express.static(path.join(WIKI.ROOTPATH, 'assets')))
// ----------------------------------------
// View Engine Setup
// ----------------------------------------
app.set('views', path.join(WIKI.SERVERPATH, 'views'))
app.set('view engine', 'pug')
app.use(bodyParser.json())
app.use(bodyParser.urlencoded({ extended: false }))
app.locals.config = WIKI.config
app.locals.data = WIKI.data
app.locals._ = require('lodash')
// ----------------------------------------
// HMR (Dev Mode Only)
// ----------------------------------------
if (global.DEV) {
app.use(global.WP_DEV.devMiddleware)
app.use(global.WP_DEV.hotMiddleware)
}
// ----------------------------------------
// Controllers
// ----------------------------------------
app.get('*', async (req, res) => {
let packageObj = await fs.readJson(path.join(WIKI.ROOTPATH, 'package.json'))
res.render('main/setup', {
packageObj,
telemetryClientID: WIKI.telemetry.cid
})
})
/**
* Perform basic system checks
*/
app.post('/syscheck', (req, res) => {
WIKI.telemetry.enabled = (req.body.telemetry === true)
WIKI.telemetry.sendEvent('setup', 'start')
Promise.mapSeries([
() => {
const semver = require('semver')
if (!semver.satisfies(semver.clean(process.version), '>=8.9.0')) {
throw new Error('Node.js version is too old. Minimum is 8.9.0.')
}
return {
title: 'Node.js ' + process.version + ' detected.',
subtitle: ' Minimum is 8.9.0.'
}
},
() => {
return Promise.try(() => {
require('crypto')
}).catch(err => {
throw new Error('Crypto Node.js module is not available.')
}).return({
title: 'Node.js Crypto module is available.',
subtitle: 'Crypto module is required.'
})
},
() => {
const exec = require('child_process').exec
const semver = require('semver')
return new Promise((resolve, reject) => {
exec('git --version', (err, stdout, stderr) => {
if (err || stdout.length < 3) {
reject(new Error('Git is not installed or not reachable from PATH.'))
}
let gitver = _.head(stdout.match(/[\d]+\.[\d]+(\.[\d]+)?/gi))
if (!gitver || !semver.satisfies(semver.clean(gitver), '>=2.7.4')) {
reject(new Error('Git version is too old. Minimum is 2.7.4.'))
}
resolve({
title: 'Git ' + gitver + ' detected.',
subtitle: 'Minimum is 2.7.4.'
})
})
})
},
() => {
const os = require('os')
if (os.totalmem() < 1000 * 1000 * 768) {
throw new Error('Not enough memory. Minimum is 768 MB.')
}
return {
title: filesize(os.totalmem()) + ' of system memory available.',
subtitle: 'Minimum is 768 MB.'
}
},
() => {
let fs = require('fs')
return Promise.try(() => {
fs.accessSync(path.join(WIKI.ROOTPATH, 'config.yml'), (fs.constants || fs).W_OK)
}).catch(err => {
throw new Error('config.yml file is not writable by Node.js process or was not created properly.')
}).return({
title: 'config.yml is writable by the setup process.',
subtitle: 'Setup will write to this file.'
})
}
], test => test()).then(results => {
res.json({ ok: true, results })
}).catch(err => {
res.json({ ok: false, error: err.message })
})
})
/**
* Check the Git connection
*/
app.post('/gitcheck', (req, res) => {
WIKI.telemetry.sendEvent('setup', 'gitcheck')
const exec = require('execa')
const url = require('url')
const dataDir = path.resolve(WIKI.ROOTPATH, cfgHelper.parseConfigValue(req.body.pathData))
const gitDir = path.resolve(WIKI.ROOTPATH, cfgHelper.parseConfigValue(req.body.pathRepo))
let gitRemoteUrl = ''
if (req.body.gitUseRemote === true) {
let urlObj = url.parse(cfgHelper.parseConfigValue(req.body.gitUrl))
if (req.body.gitAuthType === 'basic') {
urlObj.auth = req.body.gitAuthUser + ':' + req.body.gitAuthPass
}
gitRemoteUrl = url.format(urlObj)
}
Promise.mapSeries([
() => {
return fs.ensureDir(dataDir).then(() => 'Data directory path is valid.')
},
() => {
return fs.ensureDir(gitDir).then(() => 'Git directory path is valid.')
},
() => {
return exec.stdout('git', ['init'], { cwd: gitDir }).then(result => {
return 'Local git repository has been initialized.'
})
},
() => {
if (req.body.gitUseRemote === false) { return false }
return exec.stdout('git', ['config', '--local', 'user.name', 'Wiki'], { cwd: gitDir }).then(result => {
return 'Git Signature Name has been set successfully.'
})
},
() => {
if (req.body.gitUseRemote === false) { return false }
return exec.stdout('git', ['config', '--local', 'user.email', req.body.gitServerEmail], { cwd: gitDir }).then(result => {
return 'Git Signature Name has been set successfully.'
})
},
() => {
if (req.body.gitUseRemote === false) { return false }
return exec.stdout('git', ['config', '--local', '--bool', 'http.sslVerify', req.body.gitAuthSSL], { cwd: gitDir }).then(result => {
return 'Git SSL Verify flag has been set successfully.'
})
},
() => {
if (req.body.gitUseRemote === false) { return false }
if (_.includes(['sshenv', 'sshdb'], req.body.gitAuthType)) {
req.body.gitAuthSSHKey = path.join(dataDir, 'ssh/key.pem')
}
if (_.startsWith(req.body.gitAuthType, 'ssh')) {
return exec.stdout('git', ['config', '--local', 'core.sshCommand', 'ssh -i "' + req.body.gitAuthSSHKey + '" -o StrictHostKeyChecking=no'], { cwd: gitDir }).then(result => {
return 'Git SSH Private Key path has been set successfully.'
})
} else {
return false
}
},
() => {
if (req.body.gitUseRemote === false) { return false }
return exec.stdout('git', ['remote', 'rm', 'origin'], { cwd: gitDir }).catch(err => {
if (_.includes(err.message, 'No such remote') || _.includes(err.message, 'Could not remove')) {
return true
} else {
throw err
}
}).then(() => {
return exec.stdout('git', ['remote', 'add', 'origin', gitRemoteUrl], { cwd: gitDir }).then(result => {
return 'Git Remote was added successfully.'
})
})
},
() => {
if (req.body.gitUseRemote === false) { return false }
return exec.stdout('git', ['pull', 'origin', req.body.gitBranch], { cwd: gitDir }).then(result => {
return 'Git Pull operation successful.'
})
}
], step => { return step() }).then(results => {
return res.json({ ok: true, results: _.without(results, false) })
}).catch(err => {
let errMsg = (err.stderr) ? err.stderr.replace(/(error:|warning:|fatal:)/gi, '').replace(/ \s+/g, ' ') : err.message
res.json({ ok: false, error: errMsg })
})
})
/**
* Finalize
*/
app.post('/finalize', async (req, res) => {
WIKI.telemetry.sendEvent('setup', 'finalize')
try {
// Upgrade from WIKI.js 1.x?
if (req.body.upgrade) {
await WIKI.system.upgradeFromMongo({
mongoCnStr: cfgHelper.parseConfigValue(req.body.upgMongo)
})
}
// Update config file
WIKI.logger.info('Writing config file to disk...')
let confRaw = await fs.readFileAsync(path.join(WIKI.ROOTPATH, 'config.yml'), 'utf8')
let conf = yaml.safeLoad(confRaw)
conf.port = req.body.port
conf.paths.data = req.body.pathData
conf.paths.content = req.body.pathContent
confRaw = yaml.safeDump(conf)
await fs.writeFileAsync(path.join(WIKI.ROOTPATH, 'config.yml'), confRaw)
_.set(WIKI.config, 'port', req.body.port)
_.set(WIKI.config, 'paths.content', req.body.pathContent)
// Populate config namespaces
WIKI.config.auth = WIKI.config.auth || {}
WIKI.config.features = WIKI.config.features || {}
WIKI.config.logging = WIKI.config.logging || {}
WIKI.config.site = WIKI.config.site || {}
WIKI.config.theme = WIKI.config.theme || {}
WIKI.config.uploads = WIKI.config.uploads || {}
// Site namespace
_.set(WIKI.config.site, 'title', req.body.title)
_.set(WIKI.config.site, 'lang', 'en')
_.set(WIKI.config.site, 'langAutoUpdate', true)
_.set(WIKI.config.site, 'rtl', false)
_.set(WIKI.config.site, 'sessionSecret', (await crypto.randomBytesAsync(32)).toString('hex'))
// Auth namespace
_.set(WIKI.config.auth, 'public', req.body.public === 'true')
_.set(WIKI.config.auth, 'strategies.local.isEnabled', true)
_.set(WIKI.config.auth, 'strategies.local.allowSelfRegister', req.body.selfRegister === 'true')
// Logging namespace
WIKI.config.logging.telemetry = (req.body.telemetry === 'true')
// Save config to DB
WIKI.logger.info('Persisting config to DB...')
await WIKI.configSvc.saveToDb()
// Create root administrator
WIKI.logger.info('Creating root administrator...')
await WIKI.db.User.upsert({
email: req.body.adminEmail,
provider: 'local',
password: await WIKI.db.User.hashPassword(req.body.adminPassword),
name: 'Administrator',
role: 'admin',
tfaIsActive: false
})
// Create default locale
WIKI.logger.info('Installing default locale...')
await WIKI.db.Locale.upsert({
code: 'en',
strings: require('./locales/default.json'),
isRTL: false,
name: 'English',
nativeName: 'English'
})
WIKI.logger.info('Setup is complete!')
res.json({
ok: true,
redirectPath: WIKI.config.site.path,
redirectPort: WIKI.config.port
}).end()
WIKI.logger.info('Stopping Setup...')
WIKI.server.destroy(() => {
WIKI.logger.info('Setup stopped. Starting WIKI.js...')
_.delay(() => {
WIKI.kernel.bootMaster()
}, 1000)
})
} catch (err) {
res.json({ ok: false, error: err.message })
}
})
// ----------------------------------------
// Error handling
// ----------------------------------------
app.use(function (req, res, next) {
var err = new Error('Not Found')
err.status = 404
next(err)
})
app.use(function (err, req, res, next) {
res.status(err.status || 500)
res.send({
message: err.message,
error: WIKI.IS_DEBUG ? err : {}
})
WIKI.logger.error(err.message)
WIKI.telemetry.sendError(err)
})
// ----------------------------------------
// Start HTTP server
// ----------------------------------------
WIKI.logger.info(`HTTP Server on port: ${WIKI.config.port}`)
app.set('port', WIKI.config.port)
WIKI.server = http.createServer(app)
WIKI.server.listen(WIKI.config.port)
var openConnections = []
WIKI.server.on('connection', (conn) => {
let key = conn.remoteAddress + ':' + conn.remotePort
openConnections[key] = conn
conn.on('close', () => {
delete openConnections[key]
})
})
WIKI.server.destroy = (cb) => {
WIKI.server.close(cb)
for (let key in openConnections) {
openConnections[key].destroy()
}
}
WIKI.server.on('error', (error) => {
if (error.syscall !== 'listen') {
throw error
}
switch (error.code) {
case 'EACCES':
WIKI.logger.error('Listening on port ' + WIKI.config.port + ' requires elevated privileges!')
return process.exit(1)
case 'EADDRINUSE':
WIKI.logger.error('Port ' + WIKI.config.port + ' is already in use!')
return process.exit(1)
default:
throw error
}
})
WIKI.server.on('listening', () => {
WIKI.logger.info('HTTP Server: RUNNING')
})
}