wikijs-fork/server/models/storage.js

173 lines
5.0 KiB
JavaScript
Raw Normal View History

2018-06-26 02:04:47 +00:00
const Model = require('objection').Model
const path = require('path')
const fs = require('fs-extra')
2018-06-26 02:04:47 +00:00
const _ = require('lodash')
const yaml = require('js-yaml')
const commonHelper = require('../helpers/common')
2018-06-26 02:04:47 +00:00
/* global WIKI */
/**
* Storage model
*/
module.exports = class Storage extends Model {
static get tableName() { return 'storage' }
2018-09-08 19:49:36 +00:00
static get idColumn() { return 'key' }
2018-06-26 02:04:47 +00:00
static get jsonSchema () {
return {
type: 'object',
2018-08-04 21:27:55 +00:00
required: ['key', 'isEnabled'],
2018-06-26 02:04:47 +00:00
properties: {
key: {type: 'string'},
isEnabled: {type: 'boolean'},
2019-02-10 00:10:34 +00:00
mode: {type: 'string'}
2018-06-26 02:04:47 +00:00
}
}
}
2019-02-10 00:10:34 +00:00
static get jsonAttributes() {
return ['config', 'state']
2019-02-10 00:10:34 +00:00
}
2018-06-26 02:04:47 +00:00
static async getTargets() {
return WIKI.models.storage.query()
2018-06-26 02:04:47 +00:00
}
static async refreshTargetsFromDisk() {
let trx
2018-06-26 02:04:47 +00:00
try {
const dbTargets = await WIKI.models.storage.query()
// -> Fetch definitions from disk
const storageDirs = await fs.readdir(path.join(WIKI.SERVERPATH, 'modules/storage'))
let diskTargets = []
for (let dir of storageDirs) {
const def = await fs.readFile(path.join(WIKI.SERVERPATH, 'modules/storage', dir, 'definition.yml'), 'utf8')
diskTargets.push(yaml.safeLoad(def))
}
WIKI.data.storage = diskTargets.map(target => ({
...target,
2019-02-03 22:08:06 +00:00
isAvailable: _.get(target, 'isAvailable', false),
2018-08-04 21:27:55 +00:00
props: commonHelper.parseModuleProps(target.props)
}))
// -> Insert new targets
2018-06-26 02:04:47 +00:00
let newTargets = []
for (let target of WIKI.data.storage) {
2018-06-26 02:04:47 +00:00
if (!_.some(dbTargets, ['key', target.key])) {
newTargets.push({
key: target.key,
isEnabled: false,
2019-02-03 22:08:06 +00:00
mode: target.defaultMode || 'push',
2019-02-17 06:32:35 +00:00
syncInterval: target.schedule || 'P0D',
config: _.transform(target.props, (result, value, key) => {
_.set(result, key, value.default)
2018-06-26 02:04:47 +00:00
return result
2019-02-17 06:32:35 +00:00
}, {}),
state: {
status: 'pending',
2019-02-25 04:48:28 +00:00
message: '',
lastAttempt: null
2019-02-17 06:32:35 +00:00
}
2018-06-26 02:04:47 +00:00
})
} else {
const targetConfig = _.get(_.find(dbTargets, ['key', target.key]), 'config', {})
await WIKI.models.storage.query().patch({
config: _.transform(target.props, (result, value, key) => {
if (!_.has(result, key)) {
_.set(result, key, value.default)
}
return result
}, targetConfig)
}).where('key', target.key)
2018-06-26 02:04:47 +00:00
}
}
2018-06-26 02:04:47 +00:00
if (newTargets.length > 0) {
trx = await WIKI.models.Objection.transaction.start(WIKI.models.knex)
for (let target of newTargets) {
await WIKI.models.storage.query(trx).insert(target)
}
await trx.commit()
2018-06-26 02:04:47 +00:00
WIKI.logger.info(`Loaded ${newTargets.length} new storage targets: [ OK ]`)
} else {
WIKI.logger.info(`No new storage targets found: [ SKIPPED ]`)
}
} catch (err) {
WIKI.logger.error(`Failed to scan or load new storage providers: [ FAILED ]`)
WIKI.logger.error(err)
if (trx) {
trx.rollback()
}
2018-06-26 02:04:47 +00:00
}
}
2019-02-18 02:48:48 +00:00
/**
* Initialize active storage targets
*/
2019-02-03 07:48:30 +00:00
static async initTargets() {
2019-02-18 02:48:48 +00:00
this.targets = await WIKI.models.storage.query().where('isEnabled', true).orderBy('key')
2019-02-03 07:48:30 +00:00
try {
2019-02-18 02:48:48 +00:00
// -> Stop and delete existing jobs
const prevjobs = _.remove(WIKI.scheduler.jobs, job => job.name === `sync-storage`)
if (prevjobs.length > 0) {
prevjobs.forEach(job => job.stop())
}
// -> Initialize targets
for(let target of this.targets) {
const targetDef = _.find(WIKI.data.storage, ['key', target.key])
2019-02-03 07:48:30 +00:00
target.fn = require(`../modules/storage/${target.key}/storage`)
2019-02-03 22:08:06 +00:00
target.fn.config = target.config
target.fn.mode = target.mode
2019-02-17 06:32:35 +00:00
try {
await target.fn.init()
2019-02-18 02:48:48 +00:00
// -> Save succeeded init state
2019-02-17 06:32:35 +00:00
await WIKI.models.storage.query().patch({
state: {
status: 'operational',
2019-02-25 04:48:28 +00:00
message: '',
lastAttempt: new Date().toISOString()
2019-02-17 06:32:35 +00:00
}
}).where('key', target.key)
2019-02-18 02:48:48 +00:00
// -> Set recurring sync job
if (targetDef.schedule && target.syncInterval !== `P0D`) {
WIKI.scheduler.registerJob({
name: `sync-storage`,
immediate: false,
schedule: target.syncInterval,
repeat: true
}, target.key)
}
2019-02-17 06:32:35 +00:00
} catch (err) {
2019-02-18 02:48:48 +00:00
// -> Save initialization error
2019-02-17 06:32:35 +00:00
await WIKI.models.storage.query().patch({
state: {
status: 'error',
2019-02-25 04:48:28 +00:00
message: err.message,
lastAttempt: new Date().toISOString()
2019-02-17 06:32:35 +00:00
}
}).where('key', target.key)
}
2019-02-03 07:48:30 +00:00
}
} catch (err) {
WIKI.logger.warn(err)
throw err
}
}
static async pageEvent({ event, page }) {
2019-02-03 07:48:30 +00:00
try {
2019-02-18 02:48:48 +00:00
for(let target of this.targets) {
2019-02-03 22:08:06 +00:00
await target.fn[event](page)
2019-02-03 07:48:30 +00:00
}
} catch (err) {
WIKI.logger.warn(err)
throw err
}
}
2018-06-26 02:04:47 +00:00
}