Merge branch 'master' into sk-upgrade-dependencies

services/document-updater/app/coffee/ProjectHistoryRedisManager.coffee

@@ -1,10 +1,14 @@
 Settings = require('settings-sharelatex')
 projectHistoryKeys = Settings.redis?.project_history?.key_schema
-rclient = require("redis-sharelatex").createClient(Settings.redis.documentupdater)
+rclient = require("redis-sharelatex").createClient(Settings.redis.project_history)
 logger = require('logger-sharelatex')
+metrics = require('./Metrics')
 
 module.exports = ProjectHistoryRedisManager =
 	queueOps: (project_id, ops..., callback = (error, projectUpdateCount) ->) ->
+		# Record metric for ops pushed onto queue
+		for op in ops
+			metrics.summary "redis.projectHistoryOps", op.length, {status: "push"}
 		multi = rclient.multi()
 		# Push the ops onto the project history queue
 		multi.rpush projectHistoryKeys.projectHistoryOps({project_id}), ops...

services/document-updater/app/coffee/RealTimeRedisManager.coffee

@@ -5,6 +5,7 @@ Keys = Settings.redis.documentupdater.key_schema
 logger = require('logger-sharelatex')
 os = require "os"
 crypto = require "crypto"
+metrics = require('./Metrics')
 
 HOST = os.hostname()
 RND = crypto.randomBytes(4).toString('hex') # generate a random key for this process
@@ -20,6 +21,9 @@ module.exports = RealTimeRedisManager =
 		multi.exec (error, replys) ->
 			return callback(error) if error?
 			jsonUpdates = replys[0]
+			for jsonUpdate in jsonUpdates
+				# record metric for each update removed from queue
+				metrics.summary "redis.pendingUpdates", jsonUpdate.length, {status: "pop"}
 			updates = []
 			for jsonUpdate in jsonUpdates
 				try
@@ -36,9 +40,13 @@ module.exports = RealTimeRedisManager =
 		# create a unique message id using a counter
 		message_id = "doc:#{HOST}:#{RND}-#{COUNT++}"
 		data?._id = message_id
+
+		blob = JSON.stringify(data)
+		metrics.summary "redis.publish.applied-ops", blob.length
+
 		# publish on separate channels for individual projects and docs when
 		# configured (needs realtime to be configured for this too).
 		if Settings.publishOnIndividualChannels
-			pubsubClient.publish "applied-ops:#{data.doc_id}", JSON.stringify(data)
+			pubsubClient.publish "applied-ops:#{data.doc_id}", blob
 		else
-			pubsubClient.publish "applied-ops", JSON.stringify(data)
+			pubsubClient.publish "applied-ops", blob

services/document-updater/app/coffee/RedisManager.coffee

@@ -23,7 +23,7 @@ MEGABYTES = 1024 * 1024
 MAX_RANGES_SIZE = 3 * MEGABYTES
 
 keys = Settings.redis.documentupdater.key_schema
-historyKeys = Settings.redis.history.key_schema
+historyKeys = Settings.redis.history.key_schema # note: this is track changes, not project-history
 
 module.exports = RedisManager =
 	rclient: rclient
@@ -41,6 +41,8 @@ module.exports = RedisManager =
 			logger.error {err: error, doc_id: doc_id, docLines: docLines}, error.message
 			return callback(error)
 		docHash = RedisManager._computeHash(docLines)
+		# record bytes sent to redis
+		metrics.summary "redis.docLines", docLines.length, {status: "set"}
 		logger.log {project_id, doc_id, version, docHash, pathname, projectHistoryId}, "putting doc in redis"
 		RedisManager._serializeRanges ranges, (error, ranges) ->
 			if error?
@@ -73,6 +75,7 @@ module.exports = RedisManager =
 				_callback()
 
 		multi = rclient.multi()
+		multi.strlen keys.docLines(doc_id:doc_id)
 		multi.del keys.docLines(doc_id:doc_id)
 		multi.del keys.projectKey(doc_id:doc_id)
 		multi.del keys.docVersion(doc_id:doc_id)
@@ -84,8 +87,12 @@ module.exports = RedisManager =
 		multi.del keys.unflushedTime(doc_id:doc_id)
 		multi.del keys.lastUpdatedAt(doc_id: doc_id)
 		multi.del keys.lastUpdatedBy(doc_id: doc_id)
-		multi.exec (error) ->
+		multi.exec (error, response) ->
 			return callback(error) if error?
+			length = response?[0]
+			if length > 0
+				# record bytes freed in redis
+				metrics.summary "redis.docLines", length, {status: "del"}
 			multi = rclient.multi()
 			multi.srem keys.docsInProject(project_id:project_id), doc_id
 			multi.del keys.projectState(project_id:project_id)
@@ -125,6 +132,9 @@ module.exports = RedisManager =
 			if timeSpan > MAX_REDIS_REQUEST_LENGTH
 				error = new Error("redis getDoc exceeded timeout")
 				return callback(error)
+			# record bytes loaded from redis
+			if docLines?
+				metrics.summary "redis.docLines", docLines.length, {status: "get"}
 			# check sha1 hash value if present
 			if docLines? and storedHash?
 				computedHash = RedisManager._computeHash(docLines)
@@ -240,7 +250,8 @@ module.exports = RedisManager =
 
 			opVersions = appliedOps.map (op) -> op?.v
 			logger.log doc_id: doc_id, version: newVersion, hash: newHash, op_versions: opVersions, "updating doc in redis"
-
+			# record bytes sent to redis in update
+			metrics.summary "redis.docLines", newDocLines.length, {status: "update"}
 			RedisManager._serializeRanges ranges, (error, ranges) ->
 				if error?
 					logger.error {err: error, doc_id}, error.message

services/document-updater/config/settings.defaults.coffee

@@ -37,9 +37,9 @@ module.exports =
 				docsWithHistoryOps: ({project_id}) -> "DocsWithHistoryOps:{#{project_id}}"
 
 		project_history:
-			port: process.env["HISTORY_REDIS_PORT"] or process.env["REDIS_PORT"] or "6379"
+			port: process.env["NEW_HISTORY_REDIS_PORT"] or process.env["REDIS_PORT"] or "6379"
-			host: process.env["HISTORY_REDIS_HOST"] or process.env["REDIS_HOST"] or "localhost"
+			host: process.env["NEW_HISTORY_REDIS_HOST"] or process.env["REDIS_HOST"] or "localhost"
-			password: process.env["HISTORY_REDIS_PASSWORD"] or process.env["REDIS_PASSWORD"] or ""
+			password: process.env["NEW_HISTORY_REDIS_PASSWORD"] or process.env["REDIS_PASSWORD"] or ""
 			maxRetriesPerRequest: parseInt(process.env['REDIS_MAX_RETRIES_PER_REQUEST'] or "20")
 			key_schema:
 				projectHistoryOps: ({project_id}) -> "ProjectHistory:Ops:{#{project_id}}"

services/document-updater/docker-compose.ci.yml

@@ -12,13 +12,13 @@ services:
     environment:
       NODE_ENV: test
 
-
   test_acceptance:
     build: .
     image: ci/$PROJECT_NAME:$BRANCH_NAME-$BUILD_NUMBER
     environment:
       ELASTIC_SEARCH_DSN: es:9200
       REDIS_HOST: redis
+      NEW_HISTORY_REDIS_HOST: new_redis
       MONGO_HOST: mongo
       POSTGRES_HOST: postgres
       MOCHA_GREP: ${MOCHA_GREP}
@@ -28,10 +28,11 @@ services:
         condition: service_healthy
       redis:
         condition: service_healthy
+      new_redis:
+        condition: service_healthy
     user: node
     command: npm run test:acceptance:_run
 
-
   tar:
     build: .
     image: ci/$PROJECT_NAME:$BRANCH_NAME-$BUILD_NUMBER
@@ -42,5 +43,8 @@ services:
   redis:
     image: redis
 
+  new_redis:
+    image: redis
+
   mongo:
     image: mongo:3.6

services/document-updater/docker-compose.yml

@@ -24,6 +24,7 @@ services:
     environment:
       ELASTIC_SEARCH_DSN: es:9200
       REDIS_HOST: redis
+      NEW_HISTORY_REDIS_HOST: new_redis
       MONGO_HOST: mongo
       POSTGRES_HOST: postgres
       MOCHA_GREP: ${MOCHA_GREP}
@@ -35,11 +36,15 @@ services:
         condition: service_healthy
       redis:
         condition: service_healthy
+      new_redis:
+        condition: service_healthy
     command: npm run test:acceptance
 
   redis:
     image: redis
 
+  new_redis:
+    image: redis
+
   mongo:
     image: mongo:3.6
-

services/document-updater/package-lock.json

@@ -2179,9 +2179,9 @@
       "integrity": "sha512-k/vGaX4/Yla3WzyMCvTQOXYeIHvqOKtnqBduzTHpzpQZzAskKMhZ2K+EnBiSM9zGSoIFeMpXKxa4dYeZIQqewQ=="
     },
     "ioredis": {
-      "version": "4.14.1",
+      "version": "4.16.1",
-      "resolved": "https://registry.npmjs.org/ioredis/-/ioredis-4.14.1.tgz",
+      "resolved": "https://registry.npmjs.org/ioredis/-/ioredis-4.16.1.tgz",
-      "integrity": "sha512-94W+X//GHM+1GJvDk6JPc+8qlM7Dul+9K+lg3/aHixPN7ZGkW6qlvX0DG6At9hWtH2v3B32myfZqWoANUJYGJA==",
+      "integrity": "sha512-g76Mm9dE7BLuewncu1MimGZw5gDDjDwjoRony/VoSxSJEKAhuYncDEwYKYjtHi2NWsTNIB6XXRjE64uVa/wpKQ==",
       "requires": {
         "cluster-key-slot": "^1.1.0",
         "debug": "^4.1.1",
@@ -3320,13 +3320,13 @@
       }
     },
     "redis-sharelatex": {
-      "version": "1.0.11",
+      "version": "1.0.12",
-      "resolved": "https://registry.npmjs.org/redis-sharelatex/-/redis-sharelatex-1.0.11.tgz",
+      "resolved": "https://registry.npmjs.org/redis-sharelatex/-/redis-sharelatex-1.0.12.tgz",
-      "integrity": "sha512-rKXPVLmFC9ycpRc5e4rULOwi9DB0LqRcWEiUxQuJNSVgcqCxpGqVw+zwivo+grk3G2tGpduh3/8y+4KVHWOntw==",
+      "integrity": "sha512-Z+LDGaRNgZ+NiDaCC/R0N3Uy6SCtbKXqiXlvCwAbIQRSZUc69OVx/cQ3i5qDF7zeERhh+pnTd+zGs8nVfa5p+Q==",
       "requires": {
         "async": "^2.5.0",
         "coffee-script": "1.8.0",
-        "ioredis": "~4.14.1",
+        "ioredis": "~4.16.1",
         "redis-sentinel": "0.1.1",
         "underscore": "1.7.0"
       },

services/document-updater/package.json

@@ -29,7 +29,7 @@
     "logger-sharelatex": "^1.9.1",
     "metrics-sharelatex": "^2.6.2",
     "mongojs": "^3.1.0",
-    "redis-sharelatex": "^1.0.11",
+    "redis-sharelatex": "^1.0.12",
     "request": "^2.88.2",
     "requestretry": "^4.1.0",
     "settings-sharelatex": "^1.1.0"

services/document-updater/test/acceptance/coffee/ApplyingUpdatesToADocTests.coffee

@@ -4,7 +4,8 @@ chai.should()
 expect = chai.expect
 async = require "async"
 Settings = require('settings-sharelatex')
-rclient_history = require("redis-sharelatex").createClient(Settings.redis.history)
+rclient_history = require("redis-sharelatex").createClient(Settings.redis.history) # note: this is track changes, not project-history
+rclient_project_history = require("redis-sharelatex").createClient(Settings.redis.project_history)
 rclient_du = require("redis-sharelatex").createClient(Settings.redis.documentupdater)
 Keys = Settings.redis.documentupdater.key_schema
 HistoryKeys = Settings.redis.history.key_schema
@@ -65,14 +66,14 @@ describe "Applying updates to a doc", ->
 			return null
 
 		it "should push the applied updates to the project history changes api", (done) ->
-			rclient_history.lrange ProjectHistoryKeys.projectHistoryOps({@project_id}), 0, -1, (error, updates) =>
+			rclient_project_history.lrange ProjectHistoryKeys.projectHistoryOps({@project_id}), 0, -1, (error, updates) =>
 				throw error if error?
 				JSON.parse(updates[0]).op.should.deep.equal @update.op
 				done()
 			return null
 
 		it "should set the first op timestamp", (done) ->
-			rclient_history.get ProjectHistoryKeys.projectHistoryFirstOpTimestamp({@project_id}), (error, result) =>
+			rclient_project_history.get ProjectHistoryKeys.projectHistoryFirstOpTimestamp({@project_id}), (error, result) =>
 				throw error if error?
 				result.should.be.within(@startTime, Date.now())
 				@firstOpTimestamp = result
@@ -90,7 +91,7 @@ describe "Applying updates to a doc", ->
 				return null
 
 			it "should not change the first op timestamp", (done) ->
-				rclient_history.get ProjectHistoryKeys.projectHistoryFirstOpTimestamp({@project_id}), (error, result) =>
+				rclient_project_history.get ProjectHistoryKeys.projectHistoryFirstOpTimestamp({@project_id}), (error, result) =>
 					throw error if error?
 					result.should.equal @firstOpTimestamp
 					done()
@@ -130,7 +131,7 @@ describe "Applying updates to a doc", ->
 			return null
 
 		it "should push the applied updates to the project history changes api", (done) ->
-			rclient_history.lrange ProjectHistoryKeys.projectHistoryOps({@project_id}), 0, -1, (error, updates) =>
+			rclient_project_history.lrange ProjectHistoryKeys.projectHistoryOps({@project_id}), 0, -1, (error, updates) =>
 				JSON.parse(updates[0]).op.should.deep.equal @update.op
 				done()
 			return null
@@ -164,7 +165,7 @@ describe "Applying updates to a doc", ->
 			return null
 
 		it "should push the applied updates to the project history changes api", (done) ->
-			rclient_history.lrange ProjectHistoryKeys.projectHistoryOps({@project_id}), 0, -1, (error, updates) =>
+			rclient_project_history.lrange ProjectHistoryKeys.projectHistoryOps({@project_id}), 0, -1, (error, updates) =>
 				JSON.parse(updates[0]).op.should.deep.equal @update.op
 				done()
 			return null

services/document-updater/test/acceptance/coffee/ApplyingUpdatesToProjectStructureTests.coffee

@@ -2,7 +2,7 @@ sinon = require "sinon"
 chai = require("chai")
 chai.should()
 Settings = require('settings-sharelatex')
-rclient_history = require("redis-sharelatex").createClient(Settings.redis.history)
+rclient_project_history = require("redis-sharelatex").createClient(Settings.redis.project_history)
 ProjectHistoryKeys = Settings.redis.project_history.key_schema
 
 MockProjectHistoryApi = require "./helpers/MockProjectHistoryApi"
@@ -30,7 +30,7 @@ describe "Applying updates to a project's structure", ->
 					setTimeout done, 200
 
 		it "should push the applied file renames to the project history api", (done) ->
-			rclient_history.lrange ProjectHistoryKeys.projectHistoryOps({@project_id}), 0, -1, (error, updates) =>
+			rclient_project_history.lrange ProjectHistoryKeys.projectHistoryOps({@project_id}), 0, -1, (error, updates) =>
 				throw error if error?
 
 				update = JSON.parse(updates[0])
@@ -61,7 +61,7 @@ describe "Applying updates to a project's structure", ->
 				return null
 
 			it "should push the applied doc renames to the project history api", (done) ->
-				rclient_history.lrange ProjectHistoryKeys.projectHistoryOps({@project_id}), 0, -1, (error, updates) =>
+				rclient_project_history.lrange ProjectHistoryKeys.projectHistoryOps({@project_id}), 0, -1, (error, updates) =>
 					throw error if error?
 
 					update = JSON.parse(updates[0])
@@ -97,7 +97,7 @@ describe "Applying updates to a project's structure", ->
 				return null
 
 			it "should push the applied doc renames to the project history api", (done) ->
-				rclient_history.lrange ProjectHistoryKeys.projectHistoryOps({@project_id}), 0, -1, (error, updates) =>
+				rclient_project_history.lrange ProjectHistoryKeys.projectHistoryOps({@project_id}), 0, -1, (error, updates) =>
 					throw error if error?
 
 					update = JSON.parse(updates[0])
@@ -141,7 +141,7 @@ describe "Applying updates to a project's structure", ->
 				return null
 
 			it "should push the applied doc renames to the project history api", (done) ->
-				rclient_history.lrange ProjectHistoryKeys.projectHistoryOps({@project_id}), 0, -1, (error, updates) =>
+				rclient_project_history.lrange ProjectHistoryKeys.projectHistoryOps({@project_id}), 0, -1, (error, updates) =>
 					throw error if error?
 
 					update = JSON.parse(updates[0])
@@ -194,7 +194,7 @@ describe "Applying updates to a project's structure", ->
 			return null
 
 		it "should push the file addition to the project history api", (done) ->
-			rclient_history.lrange ProjectHistoryKeys.projectHistoryOps({@project_id}), 0, -1, (error, updates) =>
+			rclient_project_history.lrange ProjectHistoryKeys.projectHistoryOps({@project_id}), 0, -1, (error, updates) =>
 				throw error if error?
 
 				update = JSON.parse(updates[0])
@@ -222,7 +222,7 @@ describe "Applying updates to a project's structure", ->
 			return null
 
 		it "should push the doc addition to the project history api", (done) ->
-			rclient_history.lrange ProjectHistoryKeys.projectHistoryOps({@project_id}), 0, -1, (error, updates) =>
+			rclient_project_history.lrange ProjectHistoryKeys.projectHistoryOps({@project_id}), 0, -1, (error, updates) =>
 				throw error if error?
 
 				update = JSON.parse(updates[0])

services/document-updater/test/unit/coffee/ProjectHistoryRedisManager/ProjectHistoryRedisManagerTests.coffee

@@ -26,6 +26,7 @@ describe "ProjectHistoryRedisManager", ->
 					createClient: () => @rclient
 				"logger-sharelatex":
 					log:->
+				"./Metrics": @metrics = { summary: sinon.stub()}
 			globals:
 				JSON: @JSON = JSON
 

services/document-updater/test/unit/coffee/RealTimeRedisManager/RealTimeRedisManagerTests.coffee

@@ -25,6 +25,7 @@ describe "RealTimeRedisManager", ->
 			"logger-sharelatex": { log: () -> }
 			"crypto": @crypto = { randomBytes: sinon.stub().withArgs(4).returns(Buffer.from([0x1, 0x2, 0x3, 0x4])) }
 			"os": @os = {hostname: sinon.stub().returns("somehost")}
+			"./Metrics": @metrics = { summary: sinon.stub()}
 
 		@doc_id = "doc-id-123"
 		@project_id = "project-id-123"
@@ -89,3 +90,6 @@ describe "RealTimeRedisManager", ->
 
 		it "should send the op with a message id", ->
 			@pubsubClient.publish.calledWith("applied-ops", JSON.stringify({op:"thisop",_id:@message_id})).should.equal true
+
+		it "should track the payload size", ->
+			@metrics.summary.calledWith("redis.publish.applied-ops", JSON.stringify({op:"thisop",_id:@message_id}).length).should.equal true

services/document-updater/test/unit/coffee/RedisManager/RedisManagerTests.coffee

@@ -48,6 +48,7 @@ describe "RedisManager", ->
 					createClient: () => @rclient
 				"./Metrics": @metrics =
 					inc: sinon.stub()
+					summary: sinon.stub()
 					Timer: class Timer
 						constructor: () ->
 							this.start = new Date()
@@ -670,11 +671,17 @@ describe "RedisManager", ->
 
 	describe "removeDocFromMemory", ->
 		beforeEach (done) ->
+			@multi.strlen = sinon.stub()
 			@multi.del = sinon.stub()
 			@multi.srem = sinon.stub()
 			@multi.exec.yields()
 			@RedisManager.removeDocFromMemory @project_id, @doc_id, done
 
+		it "should check the length of the current doclines", ->
+			@multi.strlen
+				.calledWith("doclines:#{@doc_id}")
+				.should.equal true
+
 		it "should delete the lines", ->
 			@multi.del
 				.calledWith("doclines:#{@doc_id}")