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support source maps require('source-map-support').install() # Set app root global path = require 'path' global.appRoot = path.join path.resolve(__dirname), '..' config = require "./config/config" config.mongo = config.get('mongo') config.authentication = config.get('authentication') config.router = config.get('router') config.api = config.get('api') config.rerun = config.get('rerun') config.tcpAdapter = config.get('tcpAdapter') config.logger = config.get('logger') config.alerts = config.get('alerts') config.polling = config.get('polling') config.reports = config.get('reports') config.auditing = config.get('auditing') config.agenda = config.get('agenda') config.certificateManagement = config.get('certificateManagement') himSourceID = config.get('auditing').auditEvents.auditSourceID mongoose = require "mongoose" exports.connectionDefault = connectionDefault = mongoose.createConnection(config.mongo.url) exports.connectionATNA = connectionATNA = mongoose.createConnection(config.mongo.atnaUrl) fs = require 'fs' http = require 'http' https = require 'https' tls = require 'tls' net = require 'net' dgram = require 'dgram' koaMiddleware = require "./koaMiddleware" koaApi = require "./koaApi" tlsAuthentication = require "./middleware/tlsAuthentication" uuid = require 'node-uuid' Q = require 'q' logger = require 'winston' require('winston-mongodb').MongoDB logger.remove logger.transports.Console cluster = require 'cluster' numCPUs = require('os').cpus().length nconf = require 'nconf' atna = require 'atna-audit' os = require 'os' currentVersion = require('../package.json').version User = require('./model/users').User Keystore = require('./model/keystore').Keystore pem = require 'pem' Agenda = require 'agenda' alerts = require './alerts' reports = require './reports' polling = require './polling' tcpAdapter = require './tcpAdapter' auditing = require './auditing' tasks = require './tasks' upgradeDB = require './upgradeDB' autoRetry = require './autoRetry' clusterArg = nconf.get 'cluster' # Configure clustering if relevent if cluster.isMaster and not module.parent # configure master logger logger.add logger.transports.Console, colorize: true timestamp: true label: "master" level: config.logger.level if config.logger.logToDB is true logger.add logger.transports.MongoDB, db: config.mongo.url label: "master" level: 'debug' capped: config.logger.capDBLogs cappedSize: config.logger.capSize if not clusterArg? clusterArg = 1 if clusterArg is 'auto' clusterSize = numCPUs else clusterSize = clusterArg if typeof clusterSize isnt 'number' or clusterSize % 1 isnt 0 or clusterSize < 1 throw new Error "invalid --cluster argument entered: #{clusterArg}. Please enter a positive number or 'auto'." logger.info "Running OpenHIM Core JS version #{currentVersion}" logger.info "Clustering the OpenHIM with #{clusterSize} workers..." addWorker = () -> worker = cluster.fork() worker.on 'message', (msg) -> logger.debug "Message received from worker #{worker.id}", msg if msg.type is 'restart-all' # restart all workers logger.debug "Restarting all workers..." for id, worker of cluster.workers logger.debug "Restarting worker #{worker.id}..." worker.send type: 'restart' else if msg.type is 'start-tcp-channel' # start tcp channel on all workers logger.info "Starting TCP channel for channel: #{msg.channelID}" for id, worker of cluster.workers logger.debug "Starting TCP channel on worker #{worker.id}..." worker.send msg else if msg.type is 'stop-tcp-channel' # stop tcp channel on all workers logger.info "Stopping TCP channel for channel: #{msg.channelID}" for id, worker of cluster.workers logger.debug "Stopping TCP channel on worker #{worker.id}..." worker.send msg else if msg.type is 'get-uptime' # send response back to worker requesting uptime worker.send type: 'get-uptime' masterUptime: process.uptime() # upgrade the database if needed upgradeDB.upgradeDb -> # start all workers for i in [1..clusterSize] addWorker() cluster.on 'exit', (worker, code, signal) -> logger.warn "worker #{worker.process.pid} died" if not worker.suicide # respawn addWorker() cluster.on 'online', (worker) -> logger.info "worker with pid #{worker.process.pid} is online" cluster.on 'listening', (worker, address) -> logger.debug "worker #{worker.id} is now connected to #{address.address}:#{address.port}" else ### Setup Worker ### # configure worker logger logger.add logger.transports.Console, colorize: true timestamp: true label: "worker#{cluster.worker.id}" if cluster.worker?.id? level: config.logger.level if config.logger.logToDB is true logger.add logger.transports.MongoDB, db: config.mongo.url label: "worker#{cluster.worker.id}" if cluster.worker?.id? level: 'debug' capped: config.logger.capDBLogs cappedSize: config.logger.capSize httpServer = null httpsServer = null apiHttpsServer = null rerunServer = null tcpHttpReceiver = null pollingServer = null auditUDPServer = null auditTlsServer = null auditTcpServer = null activeHttpConnections = {} activeHttpsConnections = {} activeApiConnections = {} activeRerunConnections = {} activeTcpConnections = {} activePollingConnections = {} trackConnection = (map, socket) -> # save active socket id = uuid.v4() map[id] = socket # remove socket once it closes socket.on 'close', -> map[id] = null delete map[id] # log any socket errors socket.on 'error', (err) -> logger.error err exports.isTcpHttpReceiverRunning = -> tcpHttpReceiver? rootUser = firstname: 'Super' surname: 'User' email: 'root@openhim.org' passwordAlgorithm: 'sha512' passwordHash: '943a856bba65aad6c639d5c8d4a11fc8bb7fe9de62ae307aec8cf6ae6c1faab722127964c71db4bdd2ea2cdf60c6e4094dcad54d4522ab2839b65ae98100d0fb' passwordSalt: 'd9bcb40e-ae65-478f-962e-5e5e5e7d0a01' groups: [ 'admin' ] # password = 'openhim-password' # Job scheduler agenda = null startAgenda = -> defer = Q.defer() agenda = new Agenda db: address: config.mongo.url agenda.on "start", (job)-> logger.info "starting job: " + job.attrs.name + ", Last Ran at: " + job.attrs.lastRunAt agenda.on "fail", (err, job)-> logger.error "Job " + job.attrs.name + " failed with " + err.message agenda.on "complete", (job)-> logger.info "Job " + job.attrs.name + " has completed" agenda.on "ready", () -> alerts.setupAgenda agenda if config.alerts.enableAlerts reports.setupAgenda agenda if config.reports.enableReports autoRetry.setupAgenda agenda if config.polling.enabled polling.setupAgenda agenda, -> # give workers a change to setup agenda tasks setTimeout -> agenda.start() defer.resolve() logger.info "Started agenda job scheduler" , config.agenda.startupDelay else # Start agenda anyway for the other servers agenda.start() defer.resolve() return defer.promise stopAgenda = -> defer = Q.defer() agenda.stop () -> defer.resolve() logger.info "Stopped agenda job scheduler" return defer.promise startHttpServer = (httpPort, bindAddress, app) -> deferred = Q.defer() httpServer = http.createServer app.callback() # set the socket timeout httpServer.setTimeout config.router.timeout, -> logger.info "HTTP socket timeout reached" httpServer.listen httpPort, bindAddress, -> logger.info "HTTP listening on port " + httpPort deferred.resolve() # listen for server error httpServer.on 'error', (err) -> logger.error "An httpServer error occured: #{err}" # listen for client error httpServer.on 'clientError', (err) -> logger.error "An httpServer clientError occured: #{err}" httpServer.on 'connection', (socket) -> trackConnection activeHttpConnections, socket return deferred.promise startHttpsServer = (httpsPort, bindAddress, app) -> deferred = Q.defer() mutualTLS = config.authentication.enableMutualTLSAuthentication tlsAuthentication.getServerOptions mutualTLS, (err, options) -> return done err if err httpsServer = https.createServer options, app.callback() # set the socket timeout httpsServer.setTimeout config.router.timeout, -> logger.info "HTTPS socket timeout reached" httpsServer.listen httpsPort, bindAddress, -> logger.info "HTTPS listening on port " + httpsPort deferred.resolve() # listen for server error httpsServer.on 'error', (err) -> logger.error "An httpsServer error occured: #{err}" # listen for client error httpsServer.on 'clientError', (err) -> logger.error "An httpsServer clientError occured: #{err}" httpsServer.on 'secureConnection', (socket) -> trackConnection activeHttpsConnections, socket return deferred.promise # Ensure that a root user always exists ensureRootUser = (callback) -> User.findOne { email: 'root@openhim.org' }, (err, user) -> if !user user = new User rootUser user.save (err) -> if err logger.error "Could not save root user: " + err return callback err logger.info "Root user created." callback() else callback() # Ensure that a default keystore always exists and is up to date ensureKeystore = (callback) -> getServerDetails = (cert, callback) -> pem.readCertificateInfo cert, (err, certInfo) -> pem.getFingerprint cert, (err, fingerprint) -> certInfo.data = cert certInfo.fingerprint = fingerprint.fingerprint callback certInfo Keystore.findOne {}, (err, keystore) -> if not keystore? # set default keystore if config.certificateManagement.watchFSForCert # use cert from filesystem certPath = config.certificateManagement.certPath keyPath = config.certificateManagement.certPath else # use default self-signed certs certPath = "#{appRoot}/resources/certs/default/cert.pem" keyPath = "#{appRoot}/resources/certs/default/key.pem" cert = fs.readFileSync certPath getServerDetails cert, (certInfo) -> keystore = new Keystore cert: certInfo key: fs.readFileSync keyPath ca: [] keystore.save (err, keystore) -> if err logger.error "Could not save keystore: " + err.stack return callback err logger.info "Default keystore created." callback() else if config.certificateManagement.watchFSForCert # update cert to latest getServerDetails fs.readFileSync "#{appRoot}/resources/certs/default/cert.pem", (certInfo) -> keystore.cert = fs.readFileSync config.certificateManagement.certPath keystore.key = fs.readFileSync config.certificateManagement.keyPath keystore.save (err, keystore) -> if err logger.error "Could not save keystore: " + err.stack return callback err logger.info "Updated keystore with cert and key from filesystem." callback() else callback() startApiServer = (apiPort, bindAddress, app) -> deferred = Q.defer() # mutualTLS not applicable for the API - set false mutualTLS = false tlsAuthentication.getServerOptions mutualTLS, (err, options) -> logger.error "Could not fetch https server options: #{err}" if err apiHttpsServer = https.createServer options, app.callback() apiHttpsServer.listen apiPort, bindAddress, -> logger.info "API HTTPS listening on port " + apiPort ensureRootUser -> deferred.resolve() apiHttpsServer.on 'secureConnection', (socket) -> trackConnection activeApiConnections, socket return deferred.promise startTCPServersAndHttpReceiver = (tcpHttpReceiverPort, app) -> defer = Q.defer() tcpHttpReceiver = http.createServer app.callback() tcpHttpReceiver.listen tcpHttpReceiverPort, config.tcpAdapter.httpReceiver.host, -> logger.info "HTTP receiver for Socket adapter listening on port #{tcpHttpReceiverPort}" tcpAdapter.startupServers (err) -> logger.error err if err defer.resolve() tcpHttpReceiver.on 'connection', (socket) -> trackConnection activeTcpConnections, socket return defer.promise startRerunServer = (httpPort, app) -> deferredHttp = Q.defer() rerunServer = http.createServer app.callback() rerunServer.listen httpPort, config.rerun.host, -> logger.info "Transaction Rerun HTTP listening on port " + httpPort deferredHttp.resolve() rerunServer.on 'connection', (socket) -> trackConnection activeRerunConnections, socket return deferredHttp.promise startPollingServer = (pollingPort, app) -> defer = Q.defer() pollingServer = http.createServer app.callback() pollingServer.listen pollingPort, config.polling.host, (err) -> logger.error err if err logger.info 'Polling port listening on port ' + pollingPort defer.resolve() pollingServer.on 'connection', (socket) -> trackConnection activePollingConnections, socket return defer.promise startAuditUDPServer = (auditUDPPort, bindAddress) -> defer = Q.defer() auditUDPServer = dgram.createSocket 'udp4' auditUDPServer.on 'listening', -> logger.info "Auditing UDP server listening on port #{auditUDPPort}" defer.resolve() auditUDPServer.on 'message', (msg, rinfo) -> logger.info "[Auditing UDP] Received message from #{rinfo.address}:#{rinfo.port}" auditing.processAudit msg, -> logger.info "[Auditing UDP] Processed audit" auditUDPServer.on 'error', (err) -> if err.code is 'EADDRINUSE' # ignore to allow only 1 worker to bind (workaround for: https://github.com/joyent/node/issues/9261) defer.resolve() else logger.error "UDP Audit server error: #{err}", err defer.reject err auditUDPServer.bind port: auditUDPPort address: bindAddress exclusive: true # workaround for: https://github.com/joyent/node/issues/9261 return defer.promise # function to start the TCP/TLS Audit server startAuditTcpTlsServer = (type, auditPort, bindAddress) -> defer = Q.defer() # data handler handler = (sock) -> message = "" length = 0 sock.on 'data', (data) -> # convert to string and concatenate message += data.toString() # check if length is is still zero and first occurannce of space if length == 0 and message.indexOf(' ') != -1 # get index of end of message length lengthIndex = message.indexOf " " # source message length lengthValue = message.substr(0, lengthIndex) # remove white spaces length = parseInt(lengthValue.trim()) # update message to remove length - add one extra character to remove the space message = message.substr(lengthIndex + 1) if isNaN(length) logger.info "[Auditing #{type}] No length supplied" sock.destroy() logger.debug "Length prefix is: #{length} and message length so far is #{Buffer.byteLength(message)}" # if sourced length equals message length then full message received if length == Buffer.byteLength(message) logger.info "[Auditing #{type}] Received message from #{sock.remoteAddress}" auditing.processAudit message, -> logger.info "[Auditing #{type}] Processed audit" # reset message and length variables message = "" length = 0 sock.on 'error', (err) -> logger.error err if type is 'TLS' tlsAuthentication.getServerOptions true, (err, options) -> return callback err if err auditTlsServer = tls.createServer options, handler auditTlsServer.listen auditPort, bindAddress, -> logger.info "Auditing TLS server listening on port #{auditPort}" defer.resolve() else if type is 'TCP' auditTcpServer = net.createServer handler auditTcpServer.listen auditPort, bindAddress, -> logger.info "Auditing TCP server listening on port #{auditPort}" defer.resolve() return defer.promise exports.start = (ports, done) -> bindAddress = config.get 'bindAddress' logger.info "Starting OpenHIM server on #{bindAddress}..." promises = [] ensureKeystore -> if ports.httpPort or ports.httpsPort koaMiddleware.setupApp (app) -> promises.push startHttpServer ports.httpPort, bindAddress, app if ports.httpPort promises.push startHttpsServer ports.httpsPort, bindAddress, app if ports.httpsPort if ports.apiPort and config.api.enabled koaApi.setupApp (app) -> promises.push startApiServer ports.apiPort, bindAddress, app if ports.rerunHttpPort koaMiddleware.rerunApp (app) -> promises.push startRerunServer ports.rerunHttpPort, app if config.rerun.processor.enabled defer = Q.defer() tasks.start -> defer.resolve() promises.push defer.promise if ports.tcpHttpReceiverPort koaMiddleware.tcpApp (app) -> promises.push startTCPServersAndHttpReceiver ports.tcpHttpReceiverPort, app if ports.pollingPort koaMiddleware.pollingApp (app) -> promises.push startPollingServer ports.pollingPort, app if ports.auditUDPPort promises.push startAuditUDPServer ports.auditUDPPort, bindAddress if ports.auditTlsPort promises.push startAuditTcpTlsServer 'TLS', ports.auditTlsPort, bindAddress if ports.auditTcpPort promises.push startAuditTcpTlsServer 'TCP', ports.auditTcpPort, bindAddress promises.push startAgenda() (Q.all promises).then -> audit = atna.appActivityAudit true, himSourceID, os.hostname(), 'system' audit = atna.wrapInSyslog audit auditing.sendAuditEvent audit, -> logger.info 'Processed start audit event' logger.info "OpenHIM server started: #{new Date()}" done() # wait for any running tasks before trying to stop anything stopTasksProcessor = (callback) -> if tasks.isRunning() tasks.stop callback else callback() exports.stop = stop = (done) -> stopTasksProcessor -> promises = [] stopServer = (server, serverType) -> deferred = Q.defer() server.close -> logger.info "Stopped #{serverType} server" deferred.resolve() return deferred.promise promises.push stopServer(httpServer, 'HTTP') if httpServer promises.push stopServer(httpsServer, 'HTTPS') if httpsServer promises.push stopServer(apiHttpsServer, 'API HTTP') if apiHttpsServer promises.push stopServer(rerunServer, 'Rerun HTTP') if rerunServer promises.push stopServer(pollingServer, 'Polling HTTP') if pollingServer promises.push stopAgenda() if agenda promises.push stopServer(auditTlsServer, 'Audit TLS').promise if auditTlsServer promises.push stopServer(auditTcpServer, 'Audit TCP').promise if auditTcpServer if auditUDPServer try auditUDPServer.close() logger.info "Stopped Audit UDP server" catch err # ignore errors when shutting down the server, sometimes its already stopped if tcpHttpReceiver promises.push stopServer(tcpHttpReceiver, 'TCP HTTP Receiver') defer = Q.defer() tcpAdapter.stopServers -> defer.resolve() promises.push defer.promise # close active connection so that servers can stop for key, socket of activeHttpConnections socket.destroy() for key, socket of activeHttpsConnections socket.destroy() for key, socket of activeApiConnections socket.destroy() for key, socket of activeRerunConnections socket.destroy() for key, socket of activeTcpConnections socket.destroy() for key, socket of activePollingConnections socket.destroy() (Q.all promises).then -> httpServer = null httpsServer = null apiHttpsServer = null rerunServer = null tcpHttpReceiver = null pollingServer = null auditUDPServer = null auditTlsServer = null auditTcpServer = null agenda = null audit = atna.appActivityAudit false, himSourceID, os.hostname(), 'system' audit = atna.wrapInSyslog audit auditing.sendAuditEvent audit, -> logger.info 'Processed stop audit event' logger.info 'Server shutdown complete.' done() lookupServerPorts = -> httpPort: config.router.httpPort httpsPort: config.router.httpsPort apiPort: config.api.httpsPort rerunHttpPort: config.rerun.httpPort tcpHttpReceiverPort: config.tcpAdapter.httpReceiver.httpPort pollingPort: config.polling.pollingPort auditUDPPort: config.auditing.servers.udp.port if config.auditing.servers.udp.enabled auditTlsPort: config.auditing.servers.tls.port if config.auditing.servers.tls.enabled auditTcpPort: config.auditing.servers.tcp.port if config.auditing.servers.tcp.enabled if not module.parent # start the server ports = lookupServerPorts() exports.start ports, -> # setup shutdown listeners process.on 'exit', stop # interrupt signal, e.g. ctrl-c process.on 'SIGINT', -> stop process.exit # terminate signal process.on 'SIGTERM', -> stop process.exit # restart on message process.on 'message', (msg) -> if msg.type is 'restart' exports.restartServer() exports.restartServer = (ports, done) -> if typeof ports is 'function' done = ports ports = null if not port? ports = lookupServerPorts() exports.stop -> exports.start ports, -> done() if done exports.startRestartServerTimeout = (done) -> if cluster.isMaster # restart myself in 2s setTimeout -> logger.debug 'Master restarting itself...' exports.restartServer() , 2000 else # notify master to restart all workers in 2s setTimeout -> logger.debug 'Sending restart cluster message...' process.send type: 'restart-all' , 2000 done() # function to return process uptimes exports.getUptime = (callback) -> if cluster.isMaster # send reponse back to API request uptime = master: process.uptime() callback null, uptime else # send request to master process.send type: 'get-uptime' processEvent = (uptime) -> if uptime.type is 'get-uptime' uptime = master: uptime.masterUptime # remove eventListner process.removeListener 'message', processEvent # send reponse back to API request return callback null, uptime # listen for response from master process.on 'message', processEvent if process.env.NODE_ENV is 'test' exports.ensureKeystore = ensureKeystore |