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import * as path from 'path'
import { diff } from 'deep-object-diff'
import { chain } from 'lodash'
import * as flatten from 'flat'
import * as winston from 'winston'
import { CONFIG } from '../initializers'
import { jsonLoggerFormat, labelFormatter } from './logger'
import { VideoDetails } from '../../shared'
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({
filename: path.join(CONFIG.STORAGE.LOG_DIR, 'peertube-audit.log'),
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'
]
class VideoAuditView extends AuditEntity {
constructor (private video: VideoDetails) {
super(videoKeysToKeep, 'video', video)
}
}
export {
auditLoggerFactory,
VideoAuditView
}
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