Refractor retry transaction function

server/controllers/api/users.ts

@@ -4,7 +4,6 @@ import { extname, join } from 'path'
 import * as uuidv4 from 'uuid/v4'
 import * as RateLimit from 'express-rate-limit'
 import { UserCreate, UserRight, UserRole, UserUpdate, UserUpdateMe, UserVideoRate as FormattedUserVideoRate } from '../../../shared'
-import { retryTransactionWrapper } from '../../helpers/database-utils'
 import { processImage } from '../../helpers/image-utils'
 import { logger } from '../../helpers/logger'
 import { getFormattedObjects } from '../../helpers/utils'
@@ -16,6 +15,7 @@ import { Redis } from '../../lib/redis'
 import { createUserAccountAndChannel } from '../../lib/user'
 import {
   asyncMiddleware,
+  asyncRetryTransactionMiddleware,
   authenticate,
   ensureUserHasRight,
   ensureUserRegistrationAllowed,
@@ -102,14 +102,14 @@ usersRouter.post('/',
   authenticate,
   ensureUserHasRight(UserRight.MANAGE_USERS),
   asyncMiddleware(usersAddValidator),
-  asyncMiddleware(createUserRetryWrapper)
+  asyncRetryTransactionMiddleware(createUser)
 )
 
 usersRouter.post('/register',
   asyncMiddleware(ensureUserRegistrationAllowed),
   ensureUserRegistrationAllowedForIP,
   asyncMiddleware(usersRegisterValidator),
-  asyncMiddleware(registerUserRetryWrapper)
+  asyncRetryTransactionMiddleware(registerUser)
 )
 
 usersRouter.put('/me',
@@ -178,26 +178,7 @@ async function getUserVideos (req: express.Request, res: express.Response, next:
   return res.json(getFormattedObjects(resultList.data, resultList.total, { additionalAttributes }))
 }
 
-async function createUserRetryWrapper (req: express.Request, res: express.Response, next: express.NextFunction) {
+async function createUser (req: express.Request, res: express.Response) {
-  const options = {
-    arguments: [ req ],
-    errorMessage: 'Cannot insert the user with many retries.'
-  }
-
-  const { user, account } = await retryTransactionWrapper(createUser, options)
-
-  return res.json({
-    user: {
-      id: user.id,
-      account: {
-        id: account.id,
-        uuid: account.Actor.uuid
-      }
-    }
-  }).end()
-}
-
-async function createUser (req: express.Request) {
   const body: UserCreate = req.body
   const userToCreate = new UserModel({
     username: body.username,
@@ -213,21 +194,18 @@ async function createUser (req: express.Request) {
 
   logger.info('User %s with its channel and account created.', body.username)
 
-  return { user, account }
+  return res.json({
+    user: {
+      id: user.id,
+      account: {
+        id: account.id,
+        uuid: account.Actor.uuid
+      }
+    }
+  }).end()
 }
 
-async function registerUserRetryWrapper (req: express.Request, res: express.Response, next: express.NextFunction) {
+async function registerUser (req: express.Request, res: express.Response) {
-  const options = {
-    arguments: [ req ],
-    errorMessage: 'Cannot insert the user with many retries.'
-  }
-
-  await retryTransactionWrapper(registerUser, options)
-
-  return res.type('json').status(204).end()
-}
-
-async function registerUser (req: express.Request) {
   const body: UserCreate = req.body
 
   const user = new UserModel({
@@ -243,6 +221,8 @@ async function registerUser (req: express.Request) {
   await createUserAccountAndChannel(user)
 
   logger.info('User %s with its channel and account registered.', body.username)
+
+  return res.type('json').status(204).end()
 }
 
 async function getUserInformation (req: express.Request, res: express.Response, next: express.NextFunction) {

server/controllers/api/video-channel.ts

@@ -2,6 +2,7 @@ import * as express from 'express'
 import { getFormattedObjects, resetSequelizeInstance } from '../../helpers/utils'
 import {
   asyncMiddleware,
+  asyncRetryTransactionMiddleware,
   authenticate,
   optionalAuthenticate,
   paginationValidator,
@@ -20,7 +21,6 @@ import { VideoChannelCreate, VideoChannelUpdate } from '../../../shared'
 import { createVideoChannel } from '../../lib/video-channel'
 import { isNSFWHidden } from '../../helpers/express-utils'
 import { setAsyncActorKeys } from '../../lib/activitypub'
-import { retryTransactionWrapper } from '../../helpers/database-utils'
 import { AccountModel } from '../../models/account/account'
 import { sequelizeTypescript } from '../../initializers'
 import { logger } from '../../helpers/logger'
@@ -39,19 +39,19 @@ videoChannelRouter.get('/',
 videoChannelRouter.post('/',
   authenticate,
   videoChannelsAddValidator,
-  asyncMiddleware(addVideoChannelRetryWrapper)
+  asyncRetryTransactionMiddleware(addVideoChannel)
 )
 
 videoChannelRouter.put('/:id',
   authenticate,
   asyncMiddleware(videoChannelsUpdateValidator),
-  updateVideoChannelRetryWrapper
+  asyncRetryTransactionMiddleware(updateVideoChannel)
 )
 
 videoChannelRouter.delete('/:id',
   authenticate,
   asyncMiddleware(videoChannelsRemoveValidator),
-  asyncMiddleware(removeVideoChannelRetryWrapper)
+  asyncRetryTransactionMiddleware(removeVideoChannel)
 )
 
 videoChannelRouter.get('/:id',
@@ -83,23 +83,6 @@ async function listVideoChannels (req: express.Request, res: express.Response, n
   return res.json(getFormattedObjects(resultList.data, resultList.total))
 }
 
-// Wrapper to video channel add that retry the async function if there is a database error
-// We need this because we run the transaction in SERIALIZABLE isolation that can fail
-async function addVideoChannelRetryWrapper (req: express.Request, res: express.Response, next: express.NextFunction) {
-  const options = {
-    arguments: [ req, res ],
-    errorMessage: 'Cannot insert the video video channel with many retries.'
-  }
-
-  const videoChannel = await retryTransactionWrapper(addVideoChannel, options)
-  return res.json({
-    videoChannel: {
-      id: videoChannel.id,
-      uuid: videoChannel.Actor.uuid
-    }
-  }).end()
-}
-
 async function addVideoChannel (req: express.Request, res: express.Response) {
   const videoChannelInfo: VideoChannelCreate = req.body
   const account: AccountModel = res.locals.oauth.token.User.Account
@@ -113,18 +96,12 @@ async function addVideoChannel (req: express.Request, res: express.Response) {
 
   logger.info('Video channel with uuid %s created.', videoChannelCreated.Actor.uuid)
 
-  return videoChannelCreated
+  return res.json({
-}
+    videoChannel: {
-
+      id: videoChannelCreated.id,
-async function updateVideoChannelRetryWrapper (req: express.Request, res: express.Response, next: express.NextFunction) {
+      uuid: videoChannelCreated.Actor.uuid
-  const options = {
+    }
-    arguments: [ req, res ],
+  }).end()
-    errorMessage: 'Cannot update the video with many retries.'
-  }
-
-  await retryTransactionWrapper(updateVideoChannel, options)
-
-  return res.type('json').status(204).end()
 }
 
 async function updateVideoChannel (req: express.Request, res: express.Response) {
@@ -157,15 +134,6 @@ async function updateVideoChannel (req: express.Request, res: express.Response)
 
     throw err
   }
-}
-
-async function removeVideoChannelRetryWrapper (req: express.Request, res: express.Response, next: express.NextFunction) {
-  const options = {
-    arguments: [ req, res ],
-    errorMessage: 'Cannot remove the video channel with many retries.'
-  }
-
-  await retryTransactionWrapper(removeVideoChannel, options)
 
   return res.type('json').status(204).end()
 }
@@ -173,12 +141,13 @@ async function removeVideoChannelRetryWrapper (req: express.Request, res: expres
 async function removeVideoChannel (req: express.Request, res: express.Response) {
   const videoChannelInstance: VideoChannelModel = res.locals.videoChannel
 
-  return sequelizeTypescript.transaction(async t => {
+  await sequelizeTypescript.transaction(async t => {
     await videoChannelInstance.destroy({ transaction: t })
 
     logger.info('Video channel with name %s and uuid %s deleted.', videoChannelInstance.name, videoChannelInstance.Actor.uuid)
   })
 
+  return res.type('json').status(204).end()
 }
 
 async function getVideoChannel (req: express.Request, res: express.Response, next: express.NextFunction) {

server/controllers/api/videos/abuse.ts

@@ -1,12 +1,18 @@
 import * as express from 'express'
 import { UserRight, VideoAbuseCreate } from '../../../../shared'
-import { retryTransactionWrapper } from '../../../helpers/database-utils'
 import { logger } from '../../../helpers/logger'
 import { getFormattedObjects } from '../../../helpers/utils'
 import { sequelizeTypescript } from '../../../initializers'
 import { sendVideoAbuse } from '../../../lib/activitypub/send'
 import {
-  asyncMiddleware, authenticate, ensureUserHasRight, paginationValidator, setDefaultSort, setDefaultPagination, videoAbuseReportValidator,
+  asyncMiddleware,
+  asyncRetryTransactionMiddleware,
+  authenticate,
+  ensureUserHasRight,
+  paginationValidator,
+  setDefaultPagination,
+  setDefaultSort,
+  videoAbuseReportValidator,
   videoAbusesSortValidator
 } from '../../../middlewares'
 import { AccountModel } from '../../../models/account/account'
@@ -27,7 +33,7 @@ abuseVideoRouter.get('/abuse',
 abuseVideoRouter.post('/:id/abuse',
   authenticate,
   asyncMiddleware(videoAbuseReportValidator),
-  asyncMiddleware(reportVideoAbuseRetryWrapper)
+  asyncRetryTransactionMiddleware(reportVideoAbuse)
 )
 
 // ---------------------------------------------------------------------------
@@ -44,17 +50,6 @@ async function listVideoAbuses (req: express.Request, res: express.Response, nex
   return res.json(getFormattedObjects(resultList.data, resultList.total))
 }
 
-async function reportVideoAbuseRetryWrapper (req: express.Request, res: express.Response, next: express.NextFunction) {
-  const options = {
-    arguments: [ req, res ],
-    errorMessage: 'Cannot report abuse to the video with many retries.'
-  }
-
-  await retryTransactionWrapper(reportVideoAbuse, options)
-
-  return res.type('json').status(204).end()
-}
-
 async function reportVideoAbuse (req: express.Request, res: express.Response) {
   const videoInstance = res.locals.video as VideoModel
   const reporterAccount = res.locals.oauth.token.User.Account as AccountModel
@@ -77,4 +72,6 @@ async function reportVideoAbuse (req: express.Request, res: express.Response) {
   })
 
   logger.info('Abuse report for video %s created.', videoInstance.name)
+
+  return res.type('json').status(204).end()
 }

server/controllers/api/videos/comment.ts

@@ -1,15 +1,24 @@
 import * as express from 'express'
 import { ResultList } from '../../../../shared/models'
 import { VideoCommentCreate } from '../../../../shared/models/videos/video-comment.model'
-import { retryTransactionWrapper } from '../../../helpers/database-utils'
 import { logger } from '../../../helpers/logger'
 import { getFormattedObjects } from '../../../helpers/utils'
 import { sequelizeTypescript } from '../../../initializers'
 import { buildFormattedCommentTree, createVideoComment } from '../../../lib/video-comment'
-import { asyncMiddleware, authenticate, paginationValidator, setDefaultSort, setDefaultPagination } from '../../../middlewares'
+import {
+  asyncMiddleware,
+  asyncRetryTransactionMiddleware,
+  authenticate,
+  paginationValidator,
+  setDefaultPagination,
+  setDefaultSort
+} from '../../../middlewares'
 import { videoCommentThreadsSortValidator } from '../../../middlewares/validators'
 import {
-  addVideoCommentReplyValidator, addVideoCommentThreadValidator, listVideoCommentThreadsValidator, listVideoThreadCommentsValidator,
+  addVideoCommentReplyValidator,
+  addVideoCommentThreadValidator,
+  listVideoCommentThreadsValidator,
+  listVideoThreadCommentsValidator,
   removeVideoCommentValidator
 } from '../../../middlewares/validators/video-comments'
 import { VideoModel } from '../../../models/video/video'
@@ -33,17 +42,17 @@ videoCommentRouter.get('/:videoId/comment-threads/:threadId',
 videoCommentRouter.post('/:videoId/comment-threads',
   authenticate,
   asyncMiddleware(addVideoCommentThreadValidator),
-  asyncMiddleware(addVideoCommentThreadRetryWrapper)
+  asyncRetryTransactionMiddleware(addVideoCommentThread)
 )
 videoCommentRouter.post('/:videoId/comments/:commentId',
   authenticate,
   asyncMiddleware(addVideoCommentReplyValidator),
-  asyncMiddleware(addVideoCommentReplyRetryWrapper)
+  asyncRetryTransactionMiddleware(addVideoCommentReply)
 )
 videoCommentRouter.delete('/:videoId/comments/:commentId',
   authenticate,
   asyncMiddleware(removeVideoCommentValidator),
-  asyncMiddleware(removeVideoCommentRetryWrapper)
+  asyncRetryTransactionMiddleware(removeVideoComment)
 )
 
 // ---------------------------------------------------------------------------
@@ -86,23 +95,10 @@ async function listVideoThreadComments (req: express.Request, res: express.Respo
   return res.json(buildFormattedCommentTree(resultList))
 }
 
-async function addVideoCommentThreadRetryWrapper (req: express.Request, res: express.Response, next: express.NextFunction) {
+async function addVideoCommentThread (req: express.Request, res: express.Response) {
-  const options = {
-    arguments: [ req, res ],
-    errorMessage: 'Cannot insert the video comment thread with many retries.'
-  }
-
-  const comment = await retryTransactionWrapper(addVideoCommentThread, options)
-
-  res.json({
-    comment: comment.toFormattedJSON()
-  }).end()
-}
-
-function addVideoCommentThread (req: express.Request, res: express.Response) {
   const videoCommentInfo: VideoCommentCreate = req.body
 
-  return sequelizeTypescript.transaction(async t => {
+  const comment = await sequelizeTypescript.transaction(async t => {
     return createVideoComment({
       text: videoCommentInfo.text,
       inReplyToComment: null,
@@ -110,25 +106,16 @@ function addVideoCommentThread (req: express.Request, res: express.Response) {
       account: res.locals.oauth.token.User.Account
     }, t)
   })
-}
 
-async function addVideoCommentReplyRetryWrapper (req: express.Request, res: express.Response, next: express.NextFunction) {
+  return res.json({
-  const options = {
-    arguments: [ req, res ],
-    errorMessage: 'Cannot insert the video comment reply with many retries.'
-  }
-
-  const comment = await retryTransactionWrapper(addVideoCommentReply, options)
-
-  res.json({
     comment: comment.toFormattedJSON()
   }).end()
 }
 
-function addVideoCommentReply (req: express.Request, res: express.Response, next: express.NextFunction) {
+async function addVideoCommentReply (req: express.Request, res: express.Response) {
   const videoCommentInfo: VideoCommentCreate = req.body
 
-  return sequelizeTypescript.transaction(async t => {
+  const comment = await sequelizeTypescript.transaction(async t => {
     return createVideoComment({
       text: videoCommentInfo.text,
       inReplyToComment: res.locals.videoComment,
@@ -136,17 +123,10 @@ function addVideoCommentReply (req: express.Request, res: express.Response, next
       account: res.locals.oauth.token.User.Account
     }, t)
   })
-}
 
-async function removeVideoCommentRetryWrapper (req: express.Request, res: express.Response, next: express.NextFunction) {
+  return res.json({
-  const options = {
+    comment: comment.toFormattedJSON()
-    arguments: [ req, res ],
+  }).end()
-    errorMessage: 'Cannot remove the video comment with many retries.'
-  }
-
-  await retryTransactionWrapper(removeVideoComment, options)
-
-  return res.type('json').status(204).end()
 }
 
 async function removeVideoComment (req: express.Request, res: express.Response) {
@@ -157,4 +137,6 @@ async function removeVideoComment (req: express.Request, res: express.Response)
   })
 
   logger.info('Video comment %d deleted.', videoCommentInstance.id)
+
+  return res.type('json').status(204).end()
 }

server/controllers/api/videos/index.ts

@@ -2,7 +2,6 @@ import * as express from 'express'
 import { extname, join } from 'path'
 import { VideoCreate, VideoPrivacy, VideoState, VideoUpdate } from '../../../../shared'
 import { renamePromise } from '../../../helpers/core-utils'
-import { retryTransactionWrapper } from '../../../helpers/database-utils'
 import { getVideoFileResolution } from '../../../helpers/ffmpeg-utils'
 import { processImage } from '../../../helpers/image-utils'
 import { logger } from '../../../helpers/logger'
@@ -30,6 +29,7 @@ import { JobQueue } from '../../../lib/job-queue'
 import { Redis } from '../../../lib/redis'
 import {
   asyncMiddleware,
+  asyncRetryTransactionMiddleware,
   authenticate,
   optionalAuthenticate,
   paginationValidator,
@@ -104,13 +104,13 @@ videosRouter.put('/:id',
   authenticate,
   reqVideoFileUpdate,
   asyncMiddleware(videosUpdateValidator),
-  asyncMiddleware(updateVideoRetryWrapper)
+  asyncRetryTransactionMiddleware(updateVideo)
 )
 videosRouter.post('/upload',
   authenticate,
   reqVideoFileAdd,
   asyncMiddleware(videosAddValidator),
-  asyncMiddleware(addVideoRetryWrapper)
+  asyncRetryTransactionMiddleware(addVideo)
 )
 
 videosRouter.get('/:id/description',
@@ -129,7 +129,7 @@ videosRouter.post('/:id/views',
 videosRouter.delete('/:id',
   authenticate,
   asyncMiddleware(videosRemoveValidator),
-  asyncMiddleware(removeVideoRetryWrapper)
+  asyncRetryTransactionMiddleware(removeVideo)
 )
 
 // ---------------------------------------------------------------------------
@@ -156,25 +156,8 @@ function listVideoPrivacies (req: express.Request, res: express.Response) {
   res.json(VIDEO_PRIVACIES)
 }
 
-// Wrapper to video add that retry the function if there is a database error
+async function addVideo (req: express.Request, res: express.Response) {
-// We need this because we run the transaction in SERIALIZABLE isolation that can fail
+  const videoPhysicalFile = req.files['videofile'][0]
-async function addVideoRetryWrapper (req: express.Request, res: express.Response, next: express.NextFunction) {
-  const options = {
-    arguments: [ req, res, req.files['videofile'][0] ],
-    errorMessage: 'Cannot insert the video with many retries.'
-  }
-
-  const video = await retryTransactionWrapper(addVideo, options)
-
-  res.json({
-    video: {
-      id: video.id,
-      uuid: video.uuid
-    }
-  }).end()
-}
-
-async function addVideo (req: express.Request, res: express.Response, videoPhysicalFile: Express.Multer.File) {
   const videoInfo: VideoCreate = req.body
 
   // Prepare data so we don't block the transaction
@@ -272,18 +255,12 @@ async function addVideo (req: express.Request, res: express.Response, videoPhysi
     await JobQueue.Instance.createJob({ type: 'video-file', payload: dataInput })
   }
 
-  return videoCreated
+  return res.json({
-}
+    video: {
-
+      id: videoCreated.id,
-async function updateVideoRetryWrapper (req: express.Request, res: express.Response, next: express.NextFunction) {
+      uuid: videoCreated.uuid
-  const options = {
+    }
-    arguments: [ req, res ],
+  }).end()
-    errorMessage: 'Cannot update the video with many retries.'
-  }
-
-  await retryTransactionWrapper(updateVideo, options)
-
-  return res.type('json').status(204).end()
 }
 
 async function updateVideo (req: express.Request, res: express.Response) {
@@ -360,6 +337,8 @@ async function updateVideo (req: express.Request, res: express.Response) {
 
     throw err
   }
+
+  return res.type('json').status(204).end()
 }
 
 function getVideo (req: express.Request, res: express.Response) {
@@ -414,17 +393,6 @@ async function listVideos (req: express.Request, res: express.Response, next: ex
   return res.json(getFormattedObjects(resultList.data, resultList.total))
 }
 
-async function removeVideoRetryWrapper (req: express.Request, res: express.Response, next: express.NextFunction) {
-  const options = {
-    arguments: [ req, res ],
-    errorMessage: 'Cannot remove the video with many retries.'
-  }
-
-  await retryTransactionWrapper(removeVideo, options)
-
-  return res.type('json').status(204).end()
-}
-
 async function removeVideo (req: express.Request, res: express.Response) {
   const videoInstance: VideoModel = res.locals.video
 
@@ -433,6 +401,8 @@ async function removeVideo (req: express.Request, res: express.Response) {
   })
 
   logger.info('Video with name %s and uuid %s deleted.', videoInstance.name, videoInstance.uuid)
+
+  return res.type('json').status(204).end()
 }
 
 async function searchVideos (req: express.Request, res: express.Response, next: express.NextFunction) {

server/controllers/api/videos/rate.ts

@@ -1,10 +1,9 @@
 import * as express from 'express'
 import { UserVideoRateUpdate } from '../../../../shared'
-import { retryTransactionWrapper } from '../../../helpers/database-utils'
 import { logger } from '../../../helpers/logger'
 import { sequelizeTypescript, VIDEO_RATE_TYPES } from '../../../initializers'
 import { sendVideoRateChange } from '../../../lib/activitypub'
-import { asyncMiddleware, authenticate, videoRateValidator } from '../../../middlewares'
+import { asyncMiddleware, asyncRetryTransactionMiddleware, authenticate, videoRateValidator } from '../../../middlewares'
 import { AccountModel } from '../../../models/account/account'
 import { AccountVideoRateModel } from '../../../models/account/account-video-rate'
 import { VideoModel } from '../../../models/video/video'
@@ -14,7 +13,7 @@ const rateVideoRouter = express.Router()
 rateVideoRouter.put('/:id/rate',
   authenticate,
   asyncMiddleware(videoRateValidator),
-  asyncMiddleware(rateVideoRetryWrapper)
+  asyncRetryTransactionMiddleware(rateVideo)
 )
 
 // ---------------------------------------------------------------------------
@@ -25,17 +24,6 @@ export {
 
 // ---------------------------------------------------------------------------
 
-async function rateVideoRetryWrapper (req: express.Request, res: express.Response, next: express.NextFunction) {
-  const options = {
-    arguments: [ req, res ],
-    errorMessage: 'Cannot update the user video rate.'
-  }
-
-  await retryTransactionWrapper(rateVideo, options)
-
-  return res.type('json').status(204).end()
-}
-
 async function rateVideo (req: express.Request, res: express.Response) {
   const body: UserVideoRateUpdate = req.body
   const rateType = body.rating
@@ -87,4 +75,6 @@ async function rateVideo (req: express.Request, res: express.Response) {
   })
 
   logger.info('Account video rate for video %s of account %s updated.', videoInstance.name, accountInstance.name)
+
+  return res.type('json').status(204).end()
 }

server/helpers/database-utils.ts

@@ -3,35 +3,54 @@ import * as Bluebird from 'bluebird'
 import { Model } from 'sequelize-typescript'
 import { logger } from './logger'
 
-type RetryTransactionWrapperOptions = { errorMessage: string, arguments?: any[] }
+function retryTransactionWrapper <T, A, B, C> (
-function retryTransactionWrapper <T> (
+  functionToRetry: (arg1: A, arg2: B, arg3: C) => Promise<T> | Bluebird<T>,
-  functionToRetry: (...args) => Promise<T> | Bluebird<T>,
+  arg1: A,
-  options: RetryTransactionWrapperOptions
+  arg2: B,
-): Promise<T> {
+  arg3: C
-  const args = options.arguments ? options.arguments : []
+): Promise<T>
 
+function retryTransactionWrapper <T, A, B> (
+  functionToRetry: (arg1: A, arg2: B) => Promise<T> | Bluebird<T>,
+  arg1: A,
+  arg2: B
+): Promise<T>
+
+function retryTransactionWrapper <T, A> (
+  functionToRetry: (arg1: A) => Promise<T> | Bluebird<T>,
+  arg1: A
+): Promise<T>
+
+function retryTransactionWrapper <T> (
+  functionToRetry: (...args: any[]) => Promise<T> | Bluebird<T>,
+  ...args: any[]
+): Promise<T> {
   return transactionRetryer<T>(callback => {
     functionToRetry.apply(this, args)
         .then((result: T) => callback(null, result))
         .catch(err => callback(err))
   })
   .catch(err => {
-    logger.error(options.errorMessage, { err })
+    logger.error('Cannot execute %s with many retries.', functionToRetry.toString(), { err })
     throw err
   })
 }
 
 function transactionRetryer <T> (func: (err: any, data: T) => any) {
   return new Promise<T>((res, rej) => {
-    retry({
+    retry(
-      times: 5,
+      {
+        times: 5,
 
-      errorFilter: err => {
+        errorFilter: err => {
-        const willRetry = (err.name === 'SequelizeDatabaseError')
+          const willRetry = (err.name === 'SequelizeDatabaseError')
-        logger.debug('Maybe retrying the transaction function.', { willRetry, err })
+          logger.debug('Maybe retrying the transaction function.', { willRetry, err })
-        return willRetry
+          return willRetry
-      }
+        }
-    }, func, (err, data) => err ? rej(err) : res(data))
+      },
+      func,
+      (err, data) => err ? rej(err) : res(data)
+    )
   })
 }
 

server/lib/activitypub/actor.ts

@@ -62,18 +62,10 @@ async function getOrCreateActorAndServerAndModel (activityActor: string | Activi
       }
     }
 
-    const options = {
+    actor = await retryTransactionWrapper(saveActorAndServerAndModelIfNotExist, result, ownerActor)
-      arguments: [ result, ownerActor ],
-      errorMessage: 'Cannot save actor and server with many retries.'
-    }
-    actor = await retryTransactionWrapper(saveActorAndServerAndModelIfNotExist, options)
   }
 
-  const options = {
+  return retryTransactionWrapper(refreshActorIfNeeded, actor)
-    arguments: [ actor ],
-    errorMessage: 'Cannot refresh actor if needed with many retries.'
-  }
-  return retryTransactionWrapper(refreshActorIfNeeded, options)
 }
 
 function buildActorInstance (type: ActivityPubActorType, url: string, preferredUsername: string, uuid?: string) {

server/lib/activitypub/process/process-announce.ts

@@ -11,7 +11,7 @@ import { getOrCreateAccountAndVideoAndChannel } from '../videos'
 async function processAnnounceActivity (activity: ActivityAnnounce) {
   const actorAnnouncer = await getOrCreateActorAndServerAndModel(activity.actor)
 
-  return processVideoShare(actorAnnouncer, activity)
+  return retryTransactionWrapper(processVideoShare, actorAnnouncer, activity)
 }
 
 // ---------------------------------------------------------------------------
@@ -22,16 +22,7 @@ export {
 
 // ---------------------------------------------------------------------------
 
-function processVideoShare (actorAnnouncer: ActorModel, activity: ActivityAnnounce) {
+async function processVideoShare (actorAnnouncer: ActorModel, activity: ActivityAnnounce) {
-  const options = {
-    arguments: [ actorAnnouncer, activity ],
-    errorMessage: 'Cannot share the video activity with many retries.'
-  }
-
-  return retryTransactionWrapper(shareVideo, options)
-}
-
-async function shareVideo (actorAnnouncer: ActorModel, activity: ActivityAnnounce) {
   const objectUri = typeof activity.object === 'string' ? activity.object : activity.object.id
   let video: VideoModel
 

server/lib/activitypub/process/process-create.ts

@@ -21,13 +21,13 @@ async function processCreateActivity (activity: ActivityCreate) {
   if (activityType === 'View') {
     return processCreateView(actor, activity)
   } else if (activityType === 'Dislike') {
-    return processCreateDislike(actor, activity)
+    return retryTransactionWrapper(processCreateDislike, actor, activity)
   } else if (activityType === 'Video') {
     return processCreateVideo(actor, activity)
   } else if (activityType === 'Flag') {
-    return processCreateVideoAbuse(actor, activityObject as VideoAbuseObject)
+    return retryTransactionWrapper(processCreateVideoAbuse, actor, activityObject as VideoAbuseObject)
   } else if (activityType === 'Note') {
-    return processCreateVideoComment(actor, activity)
+    return retryTransactionWrapper(processCreateVideoComment, actor, activity)
   }
 
   logger.warn('Unknown activity object type %s when creating activity.', activityType, { activity: activity.id })
@@ -54,15 +54,6 @@ async function processCreateVideo (
 }
 
 async function processCreateDislike (byActor: ActorModel, activity: ActivityCreate) {
-  const options = {
-    arguments: [ byActor, activity ],
-    errorMessage: 'Cannot dislike the video with many retries.'
-  }
-
-  return retryTransactionWrapper(createVideoDislike, options)
-}
-
-async function createVideoDislike (byActor: ActorModel, activity: ActivityCreate) {
   const dislike = activity.object as DislikeObject
   const byAccount = byActor.Account
 
@@ -109,16 +100,7 @@ async function processCreateView (byActor: ActorModel, activity: ActivityCreate)
   }
 }
 
-function processCreateVideoAbuse (actor: ActorModel, videoAbuseToCreateData: VideoAbuseObject) {
+async function processCreateVideoAbuse (actor: ActorModel, videoAbuseToCreateData: VideoAbuseObject) {
-  const options = {
-    arguments: [ actor, videoAbuseToCreateData ],
-    errorMessage: 'Cannot insert the remote video abuse with many retries.'
-  }
-
-  return retryTransactionWrapper(addRemoteVideoAbuse, options)
-}
-
-async function addRemoteVideoAbuse (actor: ActorModel, videoAbuseToCreateData: VideoAbuseObject) {
   logger.debug('Reporting remote abuse for video %s.', videoAbuseToCreateData.object)
 
   const account = actor.Account
@@ -139,16 +121,7 @@ async function addRemoteVideoAbuse (actor: ActorModel, videoAbuseToCreateData: V
   })
 }
 
-function processCreateVideoComment (byActor: ActorModel, activity: ActivityCreate) {
+async function processCreateVideoComment (byActor: ActorModel, activity: ActivityCreate) {
-  const options = {
-    arguments: [ byActor, activity ],
-    errorMessage: 'Cannot create video comment with many retries.'
-  }
-
-  return retryTransactionWrapper(createVideoComment, options)
-}
-
-async function createVideoComment (byActor: ActorModel, activity: ActivityCreate) {
   const comment = activity.object as VideoCommentObject
   const byAccount = byActor.Account
 

server/lib/activitypub/process/process-delete.ts

@@ -21,12 +21,12 @@ async function processDeleteActivity (activity: ActivityDelete) {
       if (!actor.Account) throw new Error('Actor ' + actor.url + ' is a person but we cannot find it in database.')
 
       actor.Account.Actor = await actor.Account.$get('Actor') as ActorModel
-      return processDeleteAccount(actor.Account)
+      return retryTransactionWrapper(processDeleteAccount, actor.Account)
     } else if (actor.type === 'Group') {
       if (!actor.VideoChannel) throw new Error('Actor ' + actor.url + ' is a group but we cannot find it in database.')
 
       actor.VideoChannel.Actor = await actor.VideoChannel.$get('Actor') as ActorModel
-      return processDeleteVideoChannel(actor.VideoChannel)
+      return retryTransactionWrapper(processDeleteVideoChannel, actor.VideoChannel)
     }
   }
 
@@ -34,14 +34,14 @@ async function processDeleteActivity (activity: ActivityDelete) {
   {
     const videoCommentInstance = await VideoCommentModel.loadByUrlAndPopulateAccount(objectUrl)
     if (videoCommentInstance) {
-      return processDeleteVideoComment(actor, videoCommentInstance, activity)
+      return retryTransactionWrapper(processDeleteVideoComment, actor, videoCommentInstance, activity)
     }
   }
 
   {
     const videoInstance = await VideoModel.loadByUrlAndPopulateAccount(objectUrl)
     if (videoInstance) {
-      return processDeleteVideo(actor, videoInstance)
+      return retryTransactionWrapper(processDeleteVideo, actor, videoInstance)
     }
   }
 
@@ -57,15 +57,6 @@ export {
 // ---------------------------------------------------------------------------
 
 async function processDeleteVideo (actor: ActorModel, videoToDelete: VideoModel) {
-  const options = {
-    arguments: [ actor, videoToDelete ],
-    errorMessage: 'Cannot remove the remote video with many retries.'
-  }
-
-  await retryTransactionWrapper(deleteRemoteVideo, options)
-}
-
-async function deleteRemoteVideo (actor: ActorModel, videoToDelete: VideoModel) {
   logger.debug('Removing remote video "%s".', videoToDelete.uuid)
 
   await sequelizeTypescript.transaction(async t => {
@@ -80,15 +71,6 @@ async function deleteRemoteVideo (actor: ActorModel, videoToDelete: VideoModel)
 }
 
 async function processDeleteAccount (accountToRemove: AccountModel) {
-  const options = {
-    arguments: [ accountToRemove ],
-    errorMessage: 'Cannot remove the remote account with many retries.'
-  }
-
-  await retryTransactionWrapper(deleteRemoteAccount, options)
-}
-
-async function deleteRemoteAccount (accountToRemove: AccountModel) {
   logger.debug('Removing remote account "%s".', accountToRemove.Actor.uuid)
 
   await sequelizeTypescript.transaction(async t => {
@@ -99,15 +81,6 @@ async function deleteRemoteAccount (accountToRemove: AccountModel) {
 }
 
 async function processDeleteVideoChannel (videoChannelToRemove: VideoChannelModel) {
-  const options = {
-    arguments: [ videoChannelToRemove ],
-    errorMessage: 'Cannot remove the remote video channel with many retries.'
-  }
-
-  await retryTransactionWrapper(deleteRemoteVideoChannel, options)
-}
-
-async function deleteRemoteVideoChannel (videoChannelToRemove: VideoChannelModel) {
   logger.debug('Removing remote video channel "%s".', videoChannelToRemove.Actor.uuid)
 
   await sequelizeTypescript.transaction(async t => {
@@ -117,16 +90,7 @@ async function deleteRemoteVideoChannel (videoChannelToRemove: VideoChannelModel
   logger.info('Remote video channel with uuid %s removed.', videoChannelToRemove.Actor.uuid)
 }
 
-async function processDeleteVideoComment (byActor: ActorModel, videoComment: VideoCommentModel, activity: ActivityDelete) {
+function processDeleteVideoComment (byActor: ActorModel, videoComment: VideoCommentModel, activity: ActivityDelete) {
-  const options = {
-    arguments: [ byActor, videoComment, activity ],
-    errorMessage: 'Cannot remove the remote video comment with many retries.'
-  }
-
-  await retryTransactionWrapper(deleteRemoteVideoComment, options)
-}
-
-function deleteRemoteVideoComment (byActor: ActorModel, videoComment: VideoCommentModel, activity: ActivityDelete) {
   logger.debug('Removing remote video comment "%s".', videoComment.url)
 
   return sequelizeTypescript.transaction(async t => {

server/lib/activitypub/process/process-follow.ts

@@ -11,7 +11,7 @@ async function processFollowActivity (activity: ActivityFollow) {
   const activityObject = activity.object
   const actor = await getOrCreateActorAndServerAndModel(activity.actor)
 
-  return processFollow(actor, activityObject)
+  return retryTransactionWrapper(processFollow, actor, activityObject)
 }
 
 // ---------------------------------------------------------------------------
@@ -22,16 +22,7 @@ export {
 
 // ---------------------------------------------------------------------------
 
-function processFollow (actor: ActorModel, targetActorURL: string) {
+async function processFollow (actor: ActorModel, targetActorURL: string) {
-  const options = {
-    arguments: [ actor, targetActorURL ],
-    errorMessage: 'Cannot follow with many retries.'
-  }
-
-  return retryTransactionWrapper(follow, options)
-}
-
-async function follow (actor: ActorModel, targetActorURL: string) {
   await sequelizeTypescript.transaction(async t => {
     const targetActor = await ActorModel.loadByUrl(targetActorURL, t)
 

server/lib/activitypub/process/process-like.ts

@@ -4,14 +4,13 @@ import { sequelizeTypescript } from '../../../initializers'
 import { AccountVideoRateModel } from '../../../models/account/account-video-rate'
 import { ActorModel } from '../../../models/activitypub/actor'
 import { getOrCreateActorAndServerAndModel } from '../actor'
-import { forwardActivity, forwardVideoRelatedActivity } from '../send/utils'
+import { forwardVideoRelatedActivity } from '../send/utils'
 import { getOrCreateAccountAndVideoAndChannel } from '../videos'
-import { getActorsInvolvedInVideo } from '../audience'
 
 async function processLikeActivity (activity: ActivityLike) {
   const actor = await getOrCreateActorAndServerAndModel(activity.actor)
 
-  return processLikeVideo(actor, activity)
+  return retryTransactionWrapper(processLikeVideo, actor, activity)
 }
 
 // ---------------------------------------------------------------------------
@@ -22,16 +21,7 @@ export {
 
 // ---------------------------------------------------------------------------
 
-async function processLikeVideo (actor: ActorModel, activity: ActivityLike) {
+async function processLikeVideo (byActor: ActorModel, activity: ActivityLike) {
-  const options = {
-    arguments: [ actor, activity ],
-    errorMessage: 'Cannot like the video with many retries.'
-  }
-
-  return retryTransactionWrapper(createVideoLike, options)
-}
-
-async function createVideoLike (byActor: ActorModel, activity: ActivityLike) {
   const videoUrl = activity.object
 
   const byAccount = byActor.Account

server/lib/activitypub/process/process-undo.ts

@@ -18,13 +18,13 @@ async function processUndoActivity (activity: ActivityUndo) {
   const actorUrl = getActorUrl(activity.actor)
 
   if (activityToUndo.type === 'Like') {
-    return processUndoLike(actorUrl, activity)
+    return retryTransactionWrapper(processUndoLike, actorUrl, activity)
   } else if (activityToUndo.type === 'Create' && activityToUndo.object.type === 'Dislike') {
-    return processUndoDislike(actorUrl, activity)
+    return retryTransactionWrapper(processUndoDislike, actorUrl, activity)
   } else if (activityToUndo.type === 'Follow') {
-    return processUndoFollow(actorUrl, activityToUndo)
+    return retryTransactionWrapper(processUndoFollow, actorUrl, activityToUndo)
   } else if (activityToUndo.type === 'Announce') {
-    return processUndoAnnounce(actorUrl, activityToUndo)
+    return retryTransactionWrapper(processUndoAnnounce, actorUrl, activityToUndo)
   }
 
   logger.warn('Unknown activity object type %s -> %s when undo activity.', activityToUndo.type, { activity: activity.id })
@@ -40,16 +40,7 @@ export {
 
 // ---------------------------------------------------------------------------
 
-function processUndoLike (actorUrl: string, activity: ActivityUndo) {
+async function processUndoLike (actorUrl: string, activity: ActivityUndo) {
-  const options = {
-    arguments: [ actorUrl, activity ],
-    errorMessage: 'Cannot undo like with many retries.'
-  }
-
-  return retryTransactionWrapper(undoLike, options)
-}
-
-async function undoLike (actorUrl: string, activity: ActivityUndo) {
   const likeActivity = activity.object as ActivityLike
 
   const { video } = await getOrCreateAccountAndVideoAndChannel(likeActivity.object)
@@ -73,16 +64,7 @@ async function undoLike (actorUrl: string, activity: ActivityUndo) {
   })
 }
 
-function processUndoDislike (actorUrl: string, activity: ActivityUndo) {
+async function processUndoDislike (actorUrl: string, activity: ActivityUndo) {
-  const options = {
-    arguments: [ actorUrl, activity ],
-    errorMessage: 'Cannot undo dislike with many retries.'
-  }
-
-  return retryTransactionWrapper(undoDislike, options)
-}
-
-async function undoDislike (actorUrl: string, activity: ActivityUndo) {
   const dislike = activity.object.object as DislikeObject
 
   const { video } = await getOrCreateAccountAndVideoAndChannel(dislike.object)
@@ -107,15 +89,6 @@ async function undoDislike (actorUrl: string, activity: ActivityUndo) {
 }
 
 function processUndoFollow (actorUrl: string, followActivity: ActivityFollow) {
-  const options = {
-    arguments: [ actorUrl, followActivity ],
-    errorMessage: 'Cannot undo follow with many retries.'
-  }
-
-  return retryTransactionWrapper(undoFollow, options)
-}
-
-function undoFollow (actorUrl: string, followActivity: ActivityFollow) {
   return sequelizeTypescript.transaction(async t => {
     const follower = await ActorModel.loadByUrl(actorUrl, t)
     const following = await ActorModel.loadByUrl(followActivity.object, t)
@@ -130,15 +103,6 @@ function undoFollow (actorUrl: string, followActivity: ActivityFollow) {
 }
 
 function processUndoAnnounce (actorUrl: string, announceActivity: ActivityAnnounce) {
-  const options = {
-    arguments: [ actorUrl, announceActivity ],
-    errorMessage: 'Cannot undo announce with many retries.'
-  }
-
-  return retryTransactionWrapper(undoAnnounce, options)
-}
-
-function undoAnnounce (actorUrl: string, announceActivity: ActivityAnnounce) {
   return sequelizeTypescript.transaction(async t => {
     const byAccount = await AccountModel.loadByUrl(actorUrl, t)
     if (!byAccount) throw new Error('Unknown account ' + actorUrl)

server/lib/activitypub/process/process-update.ts

@@ -25,9 +25,9 @@ async function processUpdateActivity (activity: ActivityUpdate) {
   const objectType = activity.object.type
 
   if (objectType === 'Video') {
-    return processUpdateVideo(actor, activity)
+    return retryTransactionWrapper(processUpdateVideo, actor, activity)
   } else if (objectType === 'Person' || objectType === 'Application' || objectType === 'Group') {
-    return processUpdateActor(actor, activity)
+    return retryTransactionWrapper(processUpdateActor, actor, activity)
   }
 
   return undefined
@@ -41,16 +41,7 @@ export {
 
 // ---------------------------------------------------------------------------
 
-function processUpdateVideo (actor: ActorModel, activity: ActivityUpdate) {
+async function processUpdateVideo (actor: ActorModel, activity: ActivityUpdate) {
-  const options = {
-    arguments: [ actor, activity ],
-    errorMessage: 'Cannot update the remote video with many retries'
-  }
-
-  return retryTransactionWrapper(updateRemoteVideo, options)
-}
-
-async function updateRemoteVideo (actor: ActorModel, activity: ActivityUpdate) {
   const videoObject = activity.object as VideoTorrentObject
 
   if (sanitizeAndCheckVideoTorrentObject(videoObject) === false) {
@@ -136,16 +127,7 @@ async function updateRemoteVideo (actor: ActorModel, activity: ActivityUpdate) {
   }
 }
 
-function processUpdateActor (actor: ActorModel, activity: ActivityUpdate) {
+async function processUpdateActor (actor: ActorModel, activity: ActivityUpdate) {
-  const options = {
-    arguments: [ actor, activity ],
-    errorMessage: 'Cannot update the remote actor with many retries'
-  }
-
-  return retryTransactionWrapper(updateRemoteActor, options)
-}
-
-async function updateRemoteActor (actor: ActorModel, activity: ActivityUpdate) {
   const actorAttributesToUpdate = activity.object as ActivityPubActor
 
   logger.debug('Updating remote account "%s".', actorAttributesToUpdate.uuid)

server/lib/activitypub/videos.ts

@@ -228,12 +228,7 @@ async function getOrCreateAccountAndVideoAndChannel (videoObject: VideoTorrentOb
 
   const channelActor = await getOrCreateVideoChannel(videoObject)
 
-  const options = {
+  const video = await retryTransactionWrapper(getOrCreateVideo, videoObject, channelActor)
-    arguments: [ videoObject, channelActor ],
-    errorMessage: 'Cannot insert the remote video with many retries.'
-  }
-
-  const video = await retryTransactionWrapper(getOrCreateVideo, options)
 
   // Process outside the transaction because we could fetch remote data
   logger.info('Adding likes of video %s.', video.uuid)

server/lib/job-queue/handlers/activitypub-follow.ts

@@ -26,12 +26,8 @@ async function processActivityPubFollow (job: kue.Job) {
   const targetActor = await getOrCreateActorAndServerAndModel(actorUrl)
 
   const fromActor = await getServerActor()
-  const options = {
-    arguments: [ fromActor, targetActor ],
-    errorMessage: 'Cannot follow with many retries.'
-  }
 
-  return retryTransactionWrapper(follow, options)
+  return retryTransactionWrapper(follow, fromActor, targetActor)
 }
 // ---------------------------------------------------------------------------
 

server/lib/job-queue/handlers/video-file.ts

@@ -52,19 +52,11 @@ async function processVideoFile (job: kue.Job) {
   if (payload.resolution) {
     await video.transcodeOriginalVideofile(payload.resolution, payload.isPortraitMode)
 
-    const options = {
+    await retryTransactionWrapper(onVideoFileTranscoderOrImportSuccess, video)
-      arguments: [ video ],
-      errorMessage: 'Cannot execute onVideoFileTranscoderOrImportSuccess with many retries.'
-    }
-    await retryTransactionWrapper(onVideoFileTranscoderOrImportSuccess, options)
   } else {
     await video.optimizeOriginalVideofile()
 
-    const options = {
+    await retryTransactionWrapper(onVideoFileOptimizerSuccess, video, payload.isNewVideo)
-      arguments: [ video, payload.isNewVideo ],
-      errorMessage: 'Cannot execute onVideoFileOptimizerSuccess with many retries.'
-    }
-    await retryTransactionWrapper(onVideoFileOptimizerSuccess, options)
   }
 
   return video

server/middlewares/async.ts

@@ -1,5 +1,6 @@
 import { eachSeries } from 'async'
 import { NextFunction, Request, RequestHandler, Response } from 'express'
+import { retryTransactionWrapper } from '../helpers/database-utils'
 
 // Syntactic sugar to avoid try/catch in express controllers
 // Thanks: https://medium.com/@Abazhenov/using-async-await-in-express-with-node-8-b8af872c0016
@@ -20,8 +21,17 @@ function asyncMiddleware (fun: RequestPromiseHandler | RequestPromiseHandler[])
   }
 }
 
+function asyncRetryTransactionMiddleware (fun: RequestPromiseHandler) {
+  return (req: Request, res: Response, next: NextFunction) => {
+    return Promise.resolve(
+      retryTransactionWrapper(fun, req, res, next)
+    ).catch(err => next(err))
+  }
+}
+
 // ---------------------------------------------------------------------------
 
 export {
-  asyncMiddleware
+  asyncMiddleware,
+  asyncRetryTransactionMiddleware
 }