mirror of
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160 lines
7.3 KiB
CoffeeScript
160 lines
7.3 KiB
CoffeeScript
request = require 'request'
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request = request.defaults()
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settings = require 'settings-sharelatex'
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_ = require 'underscore'
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async = require 'async'
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logger = require('logger-sharelatex')
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metrics = require('../../infrastructure/Metrics')
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redis = require("redis-sharelatex")
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rclient = redis.createClient(settings.redis.web)
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Project = require("../../models/Project").Project
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ProjectLocator = require('../../Features/Project/ProjectLocator')
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module.exports = DocumentUpdaterHandler =
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queueChange : (project_id, doc_id, change, callback = ()->)->
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jsonChange = JSON.stringify change
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doc_key = keys.combineProjectIdAndDocId(project_id, doc_id)
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multi = rclient.multi()
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multi.rpush keys.pendingUpdates(doc_id:doc_id), jsonChange
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multi.sadd keys.docsWithPendingUpdates, doc_key
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multi.rpush "pending-updates-list", doc_key
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multi.exec (error) ->
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return callback(error) if error?
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callback()
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flushProjectToMongo: (project_id, callback = (error) ->)->
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logger.log project_id:project_id, "flushing project from document updater"
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timer = new metrics.Timer("flushing.mongo.project")
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url = "#{settings.apis.documentupdater.url}/project/#{project_id}/flush"
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request.post url, (error, res, body)->
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if error?
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logger.error err: error, project_id: project_id, "error flushing project from document updater"
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return callback(error)
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else if res.statusCode >= 200 and res.statusCode < 300
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logger.log project_id: project_id, "flushed project from document updater"
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return callback(null)
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else
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error = new Error("document updater returned a failure status code: #{res.statusCode}")
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logger.error err: error, project_id: project_id, "document updater returned failure status code: #{res.statusCode}"
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return callback(error)
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flushMultipleProjectsToMongo: (project_ids, callback = (error) ->) ->
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jobs = []
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for project_id in project_ids
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do (project_id) ->
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jobs.push (callback) ->
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DocumentUpdaterHandler.flushProjectToMongo project_id, callback
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async.series jobs, callback
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flushProjectToMongoAndDelete: (project_id, callback = ()->) ->
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logger.log project_id:project_id, "deleting project from document updater"
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timer = new metrics.Timer("delete.mongo.project")
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url = "#{settings.apis.documentupdater.url}/project/#{project_id}"
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request.del url, (error, res, body)->
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if error?
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logger.error err: error, project_id: project_id, "error deleting project from document updater"
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return callback(error)
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else if res.statusCode >= 200 and res.statusCode < 300
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logger.log project_id: project_id, "deleted project from document updater"
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return callback(null)
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else
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error = new Error("document updater returned a failure status code: #{res.statusCode}")
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logger.error err: error, project_id: project_id, "document updater returned failure status code: #{res.statusCode}"
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return callback(error)
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flushDocToMongo: (project_id, doc_id, callback = (error) ->) ->
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logger.log project_id:project_id, doc_id: doc_id, "flushing doc from document updater"
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timer = new metrics.Timer("flushing.mongo.doc")
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url = "#{settings.apis.documentupdater.url}/project/#{project_id}/doc/#{doc_id}/flush"
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request.post url, (error, res, body)->
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if error?
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logger.error err: error, project_id: project_id, doc_id: doc_id, "error flushing doc from document updater"
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return callback(error)
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else if res.statusCode >= 200 and res.statusCode < 300
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logger.log project_id: project_id, doc_id: doc_id, "flushed doc from document updater"
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return callback(null)
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else
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error = new Error("document updater returned a failure status code: #{res.statusCode}")
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logger.error err: error, project_id: project_id, doc_id: doc_id, "document updater returned failure status code: #{res.statusCode}"
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return callback(error)
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deleteDoc : (project_id, doc_id, callback = ()->)->
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logger.log project_id:project_id, doc_id: doc_id, "deleting doc from document updater"
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timer = new metrics.Timer("delete.mongo.doc")
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url = "#{settings.apis.documentupdater.url}/project/#{project_id}/doc/#{doc_id}"
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request.del url, (error, res, body)->
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if error?
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logger.error err: error, project_id: project_id, doc_id: doc_id, "error deleting doc from document updater"
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return callback(error)
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else if res.statusCode >= 200 and res.statusCode < 300
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logger.log project_id: project_id, doc_id: doc_id, "deleted doc from document updater"
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return callback(null)
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else
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error = new Error("document updater returned a failure status code: #{res.statusCode}")
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logger.error err: error, project_id: project_id, doc_id: doc_id, "document updater returned failure status code: #{res.statusCode}"
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return callback(error)
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getDocument: (project_id, doc_id, fromVersion, callback = (error, exists, doclines, version) ->) ->
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timer = new metrics.Timer("get-document")
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url = "#{settings.apis.documentupdater.url}/project/#{project_id}/doc/#{doc_id}?fromVersion=#{fromVersion}"
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logger.log project_id:project_id, doc_id: doc_id, "getting doc from document updater"
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request.get url, (error, res, body)->
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timer.done()
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if error?
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logger.error err:error, url:url, project_id:project_id, doc_id:doc_id, "error getting doc from doc updater"
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return callback(error)
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if res.statusCode >= 200 and res.statusCode < 300
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logger.log project_id:project_id, doc_id:doc_id, "got doc from document document updater"
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try
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body = JSON.parse(body)
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catch error
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return callback(error)
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callback null, body.lines, body.version, body.ops
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else
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logger.error project_id:project_id, doc_id:doc_id, url: url, "doc updater returned a non-success status code: #{res.statusCode}"
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callback new Error("doc updater returned a non-success status code: #{res.statusCode}")
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setDocument : (project_id, doc_id, user_id, docLines, source, callback = (error) ->)->
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timer = new metrics.Timer("set-document")
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url = "#{settings.apis.documentupdater.url}/project/#{project_id}/doc/#{doc_id}"
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body =
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url: url
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json:
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lines: docLines
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source: source
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user_id: user_id
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logger.log project_id:project_id, doc_id: doc_id, source: source, user_id: user_id, "setting doc in document updater"
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request.post body, (error, res, body)->
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timer.done()
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if error?
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logger.error err:error, url:url, project_id:project_id, doc_id:doc_id, "error setting doc in doc updater"
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return callback(error)
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if res.statusCode >= 200 and res.statusCode < 300
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logger.log project_id: project_id, doc_id: doc_id, "set doc in document updater"
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return callback(null)
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else
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logger.error project_id:project_id, doc_id:doc_id, url: url, "doc updater returned a non-success status code: #{res.statusCode}"
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callback new Error("doc updater returned a non-success status code: #{res.statusCode}")
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getNumberOfDocsInMemory : (callback)->
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request.get "#{settings.apis.documentupdater.url}/total", (err, req, body)->
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try
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body = JSON.parse body
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catch err
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logger.err err:err, "error parsing response from doc updater about the total number of docs"
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callback(err, body?.total)
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PENDINGUPDATESKEY = "PendingUpdates"
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DOCLINESKEY = "doclines"
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DOCIDSWITHPENDINGUPDATES = "DocsWithPendingUpdates"
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keys =
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pendingUpdates : (op) -> "#{PENDINGUPDATESKEY}:#{op.doc_id}"
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docsWithPendingUpdates: DOCIDSWITHPENDINGUPDATES
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docLines : (op) -> "#{DOCLINESKEY}:#{op.doc_id}"
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combineProjectIdAndDocId: (project_id, doc_id) -> "#{project_id}:#{doc_id}"
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