mirror of
https://github.com/overleaf/overleaf.git
synced 2024-11-21 20:47:08 -05:00
78 lines
2.6 KiB
CoffeeScript
78 lines
2.6 KiB
CoffeeScript
logger = require "logger-sharelatex"
|
|
logger.initialize("real-time-sharelatex")
|
|
|
|
express = require("express")
|
|
session = require("express-session")
|
|
redis = require("redis-sharelatex")
|
|
ioredis = require('ioredis')
|
|
Settings = require "settings-sharelatex"
|
|
|
|
redisSessionsSettings = Settings.redis.websessions or Settings.redis.web
|
|
|
|
if redisSessionsSettings?.cluster?
|
|
logger.log {}, "using redis cluster for web sessions"
|
|
sessionRedisClient = new ioredis.Cluster(redisSessionsSettings.cluster)
|
|
else
|
|
sessionRedisClient = redis.createClient(redisSessionsSettings)
|
|
|
|
RedisStore = require('connect-redis')(session)
|
|
SessionSockets = require('session.socket.io')
|
|
CookieParser = require("cookie-parser")
|
|
|
|
Metrics = require("metrics-sharelatex")
|
|
Metrics.initialize(Settings.appName or "real-time")
|
|
Metrics.event_loop.monitor(logger)
|
|
|
|
|
|
# Set up socket.io server
|
|
app = express()
|
|
server = require('http').createServer(app)
|
|
io = require('socket.io').listen(server)
|
|
|
|
# Bind to sessions
|
|
sessionStore = new RedisStore(client: sessionRedisClient)
|
|
cookieParser = CookieParser(Settings.security.sessionSecret)
|
|
sessionSockets = new SessionSockets(io, sessionStore, cookieParser, Settings.cookieName)
|
|
|
|
io.configure ->
|
|
io.enable('browser client minification')
|
|
io.enable('browser client etag')
|
|
|
|
# Fix for Safari 5 error of "Error during WebSocket handshake: location mismatch"
|
|
# See http://answers.dotcloud.com/question/578/problem-with-websocket-over-ssl-in-safari-with
|
|
io.set('match origin protocol', true)
|
|
|
|
# gzip uses a Node 0.8.x method of calling the gzip program which
|
|
# doesn't work with 0.6.x
|
|
#io.enable('browser client gzip')
|
|
io.set('transports', ['websocket', 'flashsocket', 'htmlfile', 'xhr-polling', 'jsonp-polling'])
|
|
io.set('log level', 1)
|
|
|
|
app.get "/status", (req, res, next) ->
|
|
res.send "real-time-sharelatex is alive"
|
|
|
|
redisCheck = redis.activeHealthCheckRedis(Settings.redis.web)
|
|
app.get "/health_check/redis", (req, res, next) ->
|
|
if redisCheck.isAlive()
|
|
res.send 200
|
|
else
|
|
res.send 500
|
|
|
|
Router = require "./app/js/Router"
|
|
Router.configure(app, io, sessionSockets)
|
|
|
|
WebsocketLoadBalancer = require "./app/js/WebsocketLoadBalancer"
|
|
WebsocketLoadBalancer.listenForEditorEvents(io)
|
|
|
|
DocumentUpdaterController = require "./app/js/DocumentUpdaterController"
|
|
DocumentUpdaterController.listenForUpdatesFromDocumentUpdater(io)
|
|
|
|
port = Settings.internal.realTime.port
|
|
host = Settings.internal.realTime.host
|
|
|
|
server.listen port, host, (error) ->
|
|
throw error if error?
|
|
logger.info "realtime starting up, listening on #{host}:#{port}"
|
|
|
|
# Stop huge stack traces in logs from all the socket.io parsing steps.
|
|
Error.stackTraceLimit = 10
|