mirror of
https://github.com/overleaf/overleaf.git
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121 lines
4.5 KiB
CoffeeScript
121 lines
4.5 KiB
CoffeeScript
metrics = require "metrics-sharelatex"
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logger = require "logger-sharelatex"
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settings = require "settings-sharelatex"
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WebsocketController = require "./WebsocketController"
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HttpController = require "./HttpController"
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HttpApiController = require "./HttpApiController"
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Utils = require "./Utils"
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bodyParser = require "body-parser"
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basicAuth = require('basic-auth-connect')
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httpAuth = basicAuth (user, pass)->
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isValid = user == settings.internal.realTime.user and pass == settings.internal.realTime.pass
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if !isValid
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logger.err user:user, pass:pass, "invalid login details"
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return isValid
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module.exports = Router =
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_handleError: (callback = ((error) ->), error, client, method, extraAttrs = {}) ->
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Utils.getClientAttributes client, ["project_id", "doc_id", "user_id"], (_, attrs) ->
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for key, value of extraAttrs
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attrs[key] = value
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attrs.client_id = client.id
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attrs.err = error
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if error.message in ["not authorized", "doc updater could not load requested ops"]
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logger.warn attrs, error.message
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return callback {message: error.message}
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else
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logger.error attrs, "server side error in #{method}"
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# Don't return raw error to prevent leaking server side info
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return callback {message: "Something went wrong in real-time service"}
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configure: (app, io, session) ->
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app.set("io", io)
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app.get "/clients", HttpController.getConnectedClients
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app.get "/clients/:client_id", HttpController.getConnectedClient
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app.post "/project/:project_id/message/:message", httpAuth, bodyParser.json(limit: "5mb"), HttpApiController.sendMessage
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app.post "/drain", httpAuth, HttpApiController.startDrain
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session.on 'connection', (error, client, session) ->
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if client? and error?.message?.match(/could not look up session by key/)
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logger.err err: error, client: client?, session: session?, "invalid session"
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# tell the client to reauthenticate if it has an invalid session key
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client.emit("connectionRejected", {message: "invalid session"})
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client.disconnect()
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return
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if error?
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logger.err err: error, client: client?, session: session?, "error when client connected"
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client?.emit("connectionRejected", {message: "error"})
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client?.disconnect()
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return
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# send positive confirmation that the client has a valid connection
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client.emit("connectionAccepted")
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metrics.inc('socket-io.connection')
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logger.log session: session, client_id: client.id, "client connected"
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if session?.passport?.user?
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user = session.passport.user
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else if session?.user?
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user = session.user
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else
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user = {_id: "anonymous-user"}
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client.on "joinProject", (data = {}, callback) ->
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WebsocketController.joinProject client, user, data.project_id, (err, args...) ->
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if err?
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Router._handleError callback, err, client, "joinProject", {project_id: data.project_id, user_id: user?.id}
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else
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callback(null, args...)
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client.on "disconnect", () ->
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metrics.inc('socket-io.disconnect')
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WebsocketController.leaveProject io, client, (err) ->
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if err?
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Router._handleError null, err, client, "leaveProject"
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client.on "joinDoc", (doc_id, fromVersion, callback) ->
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# fromVersion is optional
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if typeof fromVersion == "function"
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callback = fromVersion
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fromVersion = -1
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WebsocketController.joinDoc client, doc_id, fromVersion, (err, args...) ->
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if err?
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Router._handleError callback, err, client, "joinDoc", {doc_id, fromVersion}
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else
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callback(null, args...)
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client.on "leaveDoc", (doc_id, callback) ->
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WebsocketController.leaveDoc client, doc_id, (err, args...) ->
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if err?
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Router._handleError callback, err, client, "leaveDoc"
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else
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callback(null, args...)
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client.on "clientTracking.getConnectedUsers", (callback = (error, users) ->) ->
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WebsocketController.getConnectedUsers client, (err, users) ->
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if err?
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Router._handleError callback, err, client, "clientTracking.getConnectedUsers"
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else
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callback(null, users)
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client.on "clientTracking.updatePosition", (cursorData, callback = (error) ->) ->
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WebsocketController.updateClientPosition client, cursorData, (err) ->
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if err?
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Router._handleError callback, err, client, "clientTracking.updatePosition"
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else
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callback()
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client.on "applyOtUpdate", (doc_id, update, callback = (error) ->) ->
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WebsocketController.applyOtUpdate client, doc_id, update, (err) ->
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if err?
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Router._handleError callback, err, client, "applyOtUpdate", {doc_id, update}
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else
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callback()
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