PeerTube/server/helpers/audit-logger.ts

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import * as path from 'path'
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import * as express from 'express'
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import { diff } from 'deep-object-diff'
import { chain } from 'lodash'
import * as flatten from 'flat'
import * as winston from 'winston'
import { jsonLoggerFormat, labelFormatter } from './logger'
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import { User, VideoAbuse, VideoChannel, VideoDetails, VideoImport } from '../../shared'
import { VideoComment } from '../../shared/models/videos/video-comment.model'
import { CustomConfig } from '../../shared/models/server/custom-config.model'
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import { CONFIG } from '../initializers/config'
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import { AUDIT_LOG_FILENAME } from '@server/initializers/constants'
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function getAuditIdFromRes (res: express.Response) {
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return res.locals.oauth.token.User.username
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}
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enum AUDIT_TYPE {
CREATE = 'create',
UPDATE = 'update',
DELETE = 'delete'
}
const colors = winston.config.npm.colors
colors.audit = winston.config.npm.colors.info
winston.addColors(colors)
const auditLogger = winston.createLogger({
levels: { audit: 0 },
transports: [
new winston.transports.File({
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filename: path.join(CONFIG.STORAGE.LOG_DIR, AUDIT_LOG_FILENAME),
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level: 'audit',
maxsize: 5242880,
maxFiles: 5,
format: winston.format.combine(
winston.format.timestamp(),
labelFormatter,
winston.format.splat(),
jsonLoggerFormat
)
})
],
exitOnError: true
})
function auditLoggerWrapper (domain: string, user: string, action: AUDIT_TYPE, entity: EntityAuditView, oldEntity: EntityAuditView = null) {
let entityInfos: object
if (action === AUDIT_TYPE.UPDATE && oldEntity) {
const oldEntityKeys = oldEntity.toLogKeys()
const diffObject = diff(oldEntityKeys, entity.toLogKeys())
const diffKeys = Object.entries(diffObject).reduce((newKeys, entry) => {
newKeys[`new-${entry[0]}`] = entry[1]
return newKeys
}, {})
entityInfos = { ...oldEntityKeys, ...diffKeys }
} else {
entityInfos = { ...entity.toLogKeys() }
}
auditLogger.log('audit', JSON.stringify({
user,
domain,
action,
...entityInfos
}))
}
function auditLoggerFactory (domain: string) {
return {
create (user: string, entity: EntityAuditView) {
auditLoggerWrapper(domain, user, AUDIT_TYPE.CREATE, entity)
},
update (user: string, entity: EntityAuditView, oldEntity: EntityAuditView) {
auditLoggerWrapper(domain, user, AUDIT_TYPE.UPDATE, entity, oldEntity)
},
delete (user: string, entity: EntityAuditView) {
auditLoggerWrapper(domain, user, AUDIT_TYPE.DELETE, entity)
}
}
}
abstract class EntityAuditView {
constructor (private keysToKeep: Array<string>, private prefix: string, private entityInfos: object) { }
toLogKeys (): object {
return chain(flatten(this.entityInfos, { delimiter: '-', safe: true }))
.pick(this.keysToKeep)
.mapKeys((value, key) => `${this.prefix}-${key}`)
.value()
}
}
const videoKeysToKeep = [
'tags',
'uuid',
'id',
'uuid',
'createdAt',
'updatedAt',
'publishedAt',
'category',
'licence',
'language',
'privacy',
'description',
'duration',
'isLocal',
'name',
'thumbnailPath',
'previewPath',
'nsfw',
'waitTranscoding',
'account-id',
'account-uuid',
'account-name',
'channel-id',
'channel-uuid',
'channel-name',
'support',
'commentsEnabled',
'downloadEnabled'
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]
class VideoAuditView extends EntityAuditView {
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constructor (private video: VideoDetails) {
super(videoKeysToKeep, 'video', video)
}
}
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const videoImportKeysToKeep = [
'id',
'targetUrl',
'video-name'
]
class VideoImportAuditView extends EntityAuditView {
constructor (private videoImport: VideoImport) {
super(videoImportKeysToKeep, 'video-import', videoImport)
}
}
const commentKeysToKeep = [
'id',
'text',
'threadId',
'inReplyToCommentId',
'videoId',
'createdAt',
'updatedAt',
'totalReplies',
'account-id',
'account-uuid',
'account-name'
]
class CommentAuditView extends EntityAuditView {
constructor (private comment: VideoComment) {
super(commentKeysToKeep, 'comment', comment)
}
}
const userKeysToKeep = [
'id',
'username',
'email',
'nsfwPolicy',
'autoPlayVideo',
'role',
'videoQuota',
'createdAt',
'account-id',
'account-uuid',
'account-name',
'account-followingCount',
'account-followersCount',
'account-createdAt',
'account-updatedAt',
'account-avatar-path',
'account-avatar-createdAt',
'account-avatar-updatedAt',
'account-displayName',
'account-description',
'videoChannels'
]
class UserAuditView extends EntityAuditView {
constructor (private user: User) {
super(userKeysToKeep, 'user', user)
}
}
const channelKeysToKeep = [
'id',
'uuid',
'name',
'followingCount',
'followersCount',
'createdAt',
'updatedAt',
'avatar-path',
'avatar-createdAt',
'avatar-updatedAt',
'displayName',
'description',
'support',
'isLocal',
'ownerAccount-id',
'ownerAccount-uuid',
'ownerAccount-name',
'ownerAccount-displayedName'
]
class VideoChannelAuditView extends EntityAuditView {
constructor (private channel: VideoChannel) {
super(channelKeysToKeep, 'channel', channel)
}
}
const videoAbuseKeysToKeep = [
'id',
'reason',
'reporterAccount',
'video-id',
'video-name',
'video-uuid',
'createdAt'
]
class VideoAbuseAuditView extends EntityAuditView {
constructor (private videoAbuse: VideoAbuse) {
super(videoAbuseKeysToKeep, 'abuse', videoAbuse)
}
}
const customConfigKeysToKeep = [
'instance-name',
'instance-shortDescription',
'instance-description',
'instance-terms',
'instance-defaultClientRoute',
'instance-defaultNSFWPolicy',
'instance-customizations-javascript',
'instance-customizations-css',
'services-twitter-username',
'services-twitter-whitelisted',
'cache-previews-size',
'cache-captions-size',
'signup-enabled',
'signup-limit',
'signup-requiresEmailVerification',
'admin-email',
'user-videoQuota',
'transcoding-enabled',
'transcoding-threads',
'transcoding-resolutions'
]
class CustomConfigAuditView extends EntityAuditView {
constructor (customConfig: CustomConfig) {
const infos: any = customConfig
const resolutionsDict = infos.transcoding.resolutions
const resolutionsArray = []
Object.entries(resolutionsDict).forEach(([resolution, isEnabled]) => {
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if (isEnabled) resolutionsArray.push(resolution)
})
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Object.assign({}, infos, { transcoding: { resolutions: resolutionsArray } })
super(customConfigKeysToKeep, 'config', infos)
}
}
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export {
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getAuditIdFromRes,
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auditLoggerFactory,
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VideoImportAuditView,
VideoChannelAuditView,
CommentAuditView,
UserAuditView,
VideoAuditView,
VideoAbuseAuditView,
CustomConfigAuditView
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}