mirror of
https://github.com/overleaf/overleaf.git
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101 lines
No EOL
3.3 KiB
CoffeeScript
101 lines
No EOL
3.3 KiB
CoffeeScript
express = require('express')
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http = require("http")
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Settings = require('settings-sharelatex')
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logger = require('logger-sharelatex')
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logger.initialize("documentupdater")
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RedisManager = require('./app/js/RedisManager')
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DispatchManager = require('./app/js/DispatchManager')
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Keys = require('./app/js/RedisKeyBuilder')
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Errors = require "./app/js/Errors"
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HttpController = require "./app/js/HttpController"
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redis = require("redis-sharelatex")
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rclient = redis.createClient(Settings.redis.web)
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Path = require "path"
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Metrics = require "metrics-sharelatex"
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Metrics.initialize("doc-updater")
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Metrics.mongodb.monitor(Path.resolve(__dirname + "/node_modules/mongojs/node_modules/mongodb"), logger)
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Metrics.event_loop.monitor(logger, 100)
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app = express()
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app.configure ->
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app.use(Metrics.http.monitor(logger));
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app.use express.bodyParser()
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app.use app.router
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DispatchManager.createAndStartDispatchers(Settings.dispatcherCount || 10)
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app.param 'project_id', (req, res, next, project_id) ->
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if project_id?.match /^[0-9a-f]{24}$/
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next()
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else
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next new Error("invalid project id")
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app.param 'doc_id', (req, res, next, doc_id) ->
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if doc_id?.match /^[0-9a-f]{24}$/
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next()
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else
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next new Error("invalid doc id")
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app.get '/project/:project_id/doc/:doc_id', HttpController.getDoc
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app.post '/project/:project_id/doc/:doc_id', HttpController.setDoc
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app.post '/project/:project_id/doc/:doc_id/flush', HttpController.flushDocIfLoaded
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app.delete '/project/:project_id/doc/:doc_id', HttpController.flushAndDeleteDoc
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app.delete '/project/:project_id', HttpController.deleteProject
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app.post '/project/:project_id/flush', HttpController.flushProject
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app.post '/project/:project_id/track_changes', HttpController.setTrackChanges
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app.get '/total', (req, res)->
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timer = new Metrics.Timer("http.allDocList")
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RedisManager.getCountOfDocsInMemory (err, count)->
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timer.done()
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res.send {total:count}
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app.get '/status', (req, res)->
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if Settings.shuttingDown
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res.send 503 # Service unavailable
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else
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res.send('document updater is alive')
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redisCheck = require("redis-sharelatex").activeHealthCheckRedis(Settings.redis.web)
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app.get "/health_check/redis", (req, res, next)->
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if redisCheck.isAlive()
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res.send 200
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else
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res.send 500
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app.get "/health_check/redis_cluster", (req, res, next) ->
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RedisManager.rclient.healthCheck (error, alive) ->
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if error?
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logger.err {err: error}, "failed redis cluster health check"
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res.send 500
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else
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res.send 200
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app.use (error, req, res, next) ->
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if error instanceof Errors.NotFoundError
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res.send 404
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else if error instanceof Errors.OpRangeNotAvailableError
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res.send 422 # Unprocessable Entity
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else
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logger.error err: error, "request errored"
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res.send(500, "Oops, something went wrong")
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shutdownCleanly = (signal) ->
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return () ->
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logger.log signal: signal, "received interrupt, cleaning up"
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Settings.shuttingDown = true
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setTimeout () ->
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logger.log signal: signal, "shutting down"
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process.exit()
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, 10000
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port = Settings.internal?.documentupdater?.port or Settings.apis?.documentupdater?.port or 3003
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host = Settings.internal.documentupdater.host or "localhost"
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app.listen port, host, ->
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logger.info "Document-updater starting up, listening on #{host}:#{port}"
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for signal in ['SIGINT', 'SIGHUP', 'SIGQUIT', 'SIGUSR1', 'SIGUSR2', 'SIGTERM', 'SIGABRT']
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process.on signal, shutdownCleanly(signal) |