PeerTube/server/core/models/user/user-export.ts

230 lines
5.9 KiB
TypeScript

import { FileStorage, UserExportState, type FileStorageType, type UserExport, type UserExportStateType } from '@peertube/peertube-models'
import { logger } from '@server/helpers/logger.js'
import { CONFIG } from '@server/initializers/config.js'
import {
JWT_TOKEN_USER_EXPORT_FILE_LIFETIME,
STATIC_DOWNLOAD_PATHS,
USER_EXPORT_FILE_PREFIX,
USER_EXPORT_STATES,
WEBSERVER
} from '@server/initializers/constants.js'
import { removeUserExportObjectStorage } from '@server/lib/object-storage/user-export.js'
import { getFSUserExportFilePath } from '@server/lib/paths.js'
import { MUserAccountId, MUserExport } from '@server/types/models/index.js'
import { remove } from 'fs-extra/esm'
import jwt from 'jsonwebtoken'
import { join } from 'path'
import { FindOptions, Op } from 'sequelize'
import { AllowNull, BeforeDestroy, BelongsTo, Column, CreatedAt, DataType, ForeignKey, Table, UpdatedAt } from 'sequelize-typescript'
import { doesExist } from '../shared/query.js'
import { SequelizeModel } from '../shared/sequelize-type.js'
import { getSort } from '../shared/sort.js'
import { UserModel } from './user.js'
@Table({
tableName: 'userExport',
indexes: [
{
fields: [ 'userId' ]
},
{
fields: [ 'filename' ],
unique: true
}
]
})
export class UserExportModel extends SequelizeModel<UserExportModel> {
@CreatedAt
createdAt: Date
@UpdatedAt
updatedAt: Date
@AllowNull(true)
@Column
filename: string
@AllowNull(false)
@Column
withVideoFiles: boolean
@AllowNull(false)
@Column
state: UserExportStateType
@AllowNull(true)
@Column(DataType.TEXT)
error: string
@AllowNull(true)
@Column(DataType.BIGINT)
size: number
@AllowNull(false)
@Column
storage: FileStorageType
@AllowNull(true)
@Column
fileUrl: string
@ForeignKey(() => UserModel)
@Column
userId: number
@BelongsTo(() => UserModel, {
foreignKey: {
allowNull: false
},
onDelete: 'CASCADE'
})
User: Awaited<UserModel>
@BeforeDestroy
static removeFile (instance: UserExportModel) {
logger.info('Removing user export file %s.', instance.filename)
if (instance.storage === FileStorage.FILE_SYSTEM) {
remove(getFSUserExportFilePath(instance))
.catch(err => logger.error('Cannot delete user export archive %s from filesystem.', instance.filename, { err }))
} else {
removeUserExportObjectStorage(instance)
.catch(err => logger.error('Cannot delete user export archive %s from object storage.', instance.filename, { err }))
}
return undefined
}
static listByUser (user: MUserAccountId) {
const query: FindOptions = {
where: {
userId: user.id
}
}
return UserExportModel.findAll<MUserExport>(query)
}
static listExpired (expirationTimeMS: number) {
const query: FindOptions = {
where: {
createdAt: {
[Op.lt]: new Date(new Date().getTime() + expirationTimeMS)
}
}
}
return UserExportModel.findAll<MUserExport>(query)
}
static listForApi (options: {
user: MUserAccountId
start: number
count: number
}) {
const { count, start, user } = options
const query: FindOptions = {
offset: start,
limit: count,
order: getSort('createdAt'),
where: {
userId: user.id
}
}
return Promise.all([
UserExportModel.count(query),
UserExportModel.findAll<MUserExport>(query)
]).then(([ total, data ]) => ({ total, data }))
}
static load (id: number | string) {
return UserExportModel.findByPk<MUserExport>(id)
}
static loadByFilename (filename: string) {
return UserExportModel.findOne<MUserExport>({ where: { filename } })
}
// ---------------------------------------------------------------------------
static async doesOwnedFileExist (filename: string, storage: FileStorageType) {
const query = 'SELECT 1 FROM "userExport" ' +
`WHERE "filename" = $filename AND "storage" = $storage LIMIT 1`
return doesExist({ sequelize: this.sequelize, query, bind: { filename, storage } })
}
// ---------------------------------------------------------------------------
generateAndSetFilename () {
if (!this.userId) throw new Error('Cannot generate filename without userId')
if (!this.createdAt) throw new Error('Cannot generate filename without createdAt')
this.filename = `${USER_EXPORT_FILE_PREFIX}${this.userId}-${this.createdAt.toISOString()}.zip`
}
canBeSafelyRemoved () {
const supportedStates = new Set<UserExportStateType>([ UserExportState.COMPLETED, UserExportState.ERRORED, UserExportState.PENDING ])
return supportedStates.has(this.state)
}
generateJWT () {
return jwt.sign(
{
userExportId: this.id
},
CONFIG.SECRETS.PEERTUBE,
{
expiresIn: JWT_TOKEN_USER_EXPORT_FILE_LIFETIME,
audience: this.filename,
issuer: WEBSERVER.URL
}
)
}
isJWTValid (jwtToken: string) {
try {
const payload = jwt.verify(jwtToken, CONFIG.SECRETS.PEERTUBE, {
audience: this.filename,
issuer: WEBSERVER.URL
})
if ((payload as any).userExportId !== this.id) return false
return true
} catch {
return false
}
}
getFileDownloadUrl () {
if (this.state !== UserExportState.COMPLETED) return null
return WEBSERVER.URL + join(STATIC_DOWNLOAD_PATHS.USER_EXPORTS, this.filename) + '?jwt=' + this.generateJWT()
}
// ---------------------------------------------------------------------------
toFormattedJSON (this: MUserExport): UserExport {
return {
id: this.id,
state: {
id: this.state,
label: USER_EXPORT_STATES[this.state]
},
size: this.size,
fileUrl: this.fileUrl,
privateDownloadUrl: this.getFileDownloadUrl(),
createdAt: this.createdAt.toISOString(),
expiresOn: new Date(this.createdAt.getTime() + CONFIG.EXPORT.USERS.EXPORT_EXPIRATION).toISOString()
}
}
}