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import { Transaction } from 'sequelize'
import { retryTransactionWrapper } from '@server/helpers/database-utils'
import { logger } from '@server/helpers/logger'
import { CONFIG } from '@server/initializers/config'
import { sequelizeTypescript } from '@server/initializers/database'
import { VideoModel } from '@server/models/video/video'
import { VideoJobInfoModel } from '@server/models/video/video-job-info'
import { MVideo, MVideoFullLight, MVideoUUID } from '@server/types/models'
import { VideoState } from '@shared/models'
import { federateVideoIfNeeded } from './activitypub/videos'
import { JobQueue } from './job-queue'
import { Notifier } from './notifier'
import { buildMoveToObjectStorageJob } from './video'
function buildNextVideoState (currentState?: VideoState) {
if (currentState === VideoState.PUBLISHED) {
throw new Error('Video is already in its final state')
}
if (
currentState !== VideoState.TO_EDIT &&
currentState !== VideoState.TO_TRANSCODE &&
currentState !== VideoState.TO_MOVE_TO_EXTERNAL_STORAGE &&
CONFIG.TRANSCODING.ENABLED
) {
return VideoState.TO_TRANSCODE
}
if (
currentState !== VideoState.TO_MOVE_TO_EXTERNAL_STORAGE &&
CONFIG.OBJECT_STORAGE.ENABLED
) {
return VideoState.TO_MOVE_TO_EXTERNAL_STORAGE
}
return VideoState.PUBLISHED
}
function moveToNextState (options: {
video: MVideoUUID
previousVideoState?: VideoState
isNewVideo?: boolean // Default true
}) {
const { video, previousVideoState, isNewVideo = true } = options
return retryTransactionWrapper(() => {
return sequelizeTypescript.transaction(async t => {
// Maybe the video changed in database, refresh it
const videoDatabase = await VideoModel.loadFull(video.uuid, t)
// Video does not exist anymore
if (!videoDatabase) return undefined
// Already in its final state
if (videoDatabase.state === VideoState.PUBLISHED) {
return federateVideoIfNeeded(videoDatabase, false, t)
}
const newState = buildNextVideoState(videoDatabase.state)
if (newState === VideoState.PUBLISHED) {
return moveToPublishedState({ video: videoDatabase, previousVideoState, isNewVideo, transaction: t })
}
if (newState === VideoState.TO_MOVE_TO_EXTERNAL_STORAGE) {
return moveToExternalStorageState({ video: videoDatabase, isNewVideo, transaction: t })
}
})
})
}
async function moveToExternalStorageState (options: {
video: MVideoFullLight
isNewVideo: boolean
transaction: Transaction
}) {
const { video, isNewVideo, transaction } = options
const videoJobInfo = await VideoJobInfoModel.load(video.id, transaction)
const pendingTranscode = videoJobInfo?.pendingTranscode || 0
// We want to wait all transcoding jobs before moving the video on an external storage
if (pendingTranscode !== 0) return false
const previousVideoState = video.state
await video.setNewState(VideoState.TO_MOVE_TO_EXTERNAL_STORAGE, isNewVideo, transaction)
logger.info('Creating external storage move job for video %s.', video.uuid, { tags: [ video.uuid ] })
try {
await JobQueue.Instance.createJob(await buildMoveToObjectStorageJob({ video, previousVideoState, isNewVideo }))
return true
} catch (err) {
logger.error('Cannot add move to object storage job', { err })
return false
}
}
function moveToFailedTranscodingState (video: MVideo) {
if (video.state === VideoState.TRANSCODING_FAILED) return
return video.setNewState(VideoState.TRANSCODING_FAILED, false, undefined)
}
function moveToFailedMoveToObjectStorageState (video: MVideo) {
if (video.state === VideoState.TO_MOVE_TO_EXTERNAL_STORAGE_FAILED) return
return video.setNewState(VideoState.TO_MOVE_TO_EXTERNAL_STORAGE_FAILED, false, undefined)
}
// ---------------------------------------------------------------------------
export {
buildNextVideoState,
moveToExternalStorageState,
moveToFailedTranscodingState,
moveToFailedMoveToObjectStorageState,
moveToNextState
}
// ---------------------------------------------------------------------------
async function moveToPublishedState (options: {
video: MVideoFullLight
isNewVideo: boolean
transaction: Transaction
previousVideoState?: VideoState
}) {
const { video, isNewVideo, transaction, previousVideoState } = options
const previousState = previousVideoState ?? video.state
logger.info('Publishing video %s.', video.uuid, { isNewVideo, previousState, tags: [ video.uuid ] })
await video.setNewState(VideoState.PUBLISHED, isNewVideo, transaction)
await federateVideoIfNeeded(video, isNewVideo, transaction)
if (previousState === VideoState.TO_EDIT) {
Notifier.Instance.notifyOfFinishedVideoStudioEdition(video)
return
}
if (isNewVideo) {
Notifier.Instance.notifyOnNewVideoIfNeeded(video)
if (previousState === VideoState.TO_TRANSCODE) {
Notifier.Instance.notifyOnVideoPublishedAfterTranscoding(video)
}
}
}
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