Files
xen-orchestra/@xen-orchestra/backups/_XoMetadataBackup.js
2022-02-22 12:34:41 +01:00

65 lines
1.8 KiB
JavaScript

'use strict'
const { asyncMap } = require('@xen-orchestra/async-map')
const { DIR_XO_CONFIG_BACKUPS } = require('./RemoteAdapter.js')
const { formatFilenameDate } = require('./_filenameDate.js')
const { Task } = require('./Task.js')
exports.XoMetadataBackup = class XoMetadataBackup {
constructor({ config, job, remoteAdapters, schedule, settings }) {
this._config = config
this._job = job
this._remoteAdapters = remoteAdapters
this._schedule = schedule
this._settings = settings
}
async run() {
const timestamp = Date.now()
const { _job: job, _schedule: schedule } = this
const scheduleDir = `${DIR_XO_CONFIG_BACKUPS}/${schedule.id}`
const dir = `${scheduleDir}/${formatFilenameDate(timestamp)}`
const data = job.xoMetadata
const fileName = `${dir}/data.json`
const metadata = JSON.stringify(
{
jobId: job.id,
jobName: job.name,
scheduleId: schedule.id,
scheduleName: schedule.name,
timestamp,
},
null,
2
)
const metaDataFileName = `${dir}/metadata.json`
await asyncMap(
Object.entries(this._remoteAdapters),
([remoteId, adapter]) =>
Task.run(
{
name: `Starting XO metadata backup for the remote (${remoteId}). (${job.id})`,
data: {
id: remoteId,
type: 'remote',
},
},
async () => {
const handler = adapter.handler
const dirMode = this._config.dirMode
await handler.outputFile(fileName, data, { dirMode })
await handler.outputFile(metaDataFileName, metadata, {
dirMode,
})
await adapter.deleteOldMetadataBackups(scheduleDir, this._settings.retentionXoMetadata)
}
).catch(() => {}) // errors are handled by logs
)
}
}