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const Model = require('objection').Model
const fs = require('fs-extra')
const path = require('path')
const _ = require('lodash')
const yaml = require('js-yaml')
const commonHelper = require('../helpers/common')
/* global WIKI */
/**
* Authentication model
*/
module.exports = class Authentication extends Model {
static get tableName() { return 'authentication' }
static get idColumn() { return 'key' }
static get jsonSchema () {
return {
type: 'object',
required: ['key', 'isEnabled'],
properties: {
key: {type: 'string'},
isEnabled: {type: 'boolean'},
config: {type: 'object'},
selfRegistration: {type: 'boolean'},
domainWhitelist: {type: 'object'},
autoEnrollGroups: {type: 'object'}
}
}
}
static async getStrategy(key) {
return WIKI.models.authentication.query().findOne({ key })
}
static async getStrategies(isEnabled) {
const strategies = await WIKI.models.authentication.query().where(_.isBoolean(isEnabled) ? { isEnabled } : {})
return _.sortBy(strategies.map(str => ({
...str,
domainWhitelist: _.get(str.domainWhitelist, 'v', []),
autoEnrollGroups: _.get(str.autoEnrollGroups, 'v', [])
})), ['key'])
}
static async refreshStrategiesFromDisk() {
let trx
try {
const dbStrategies = await WIKI.models.authentication.query()
// -> Fetch definitions from disk
const authDirs = await fs.readdir(path.join(WIKI.SERVERPATH, 'modules/authentication'))
let diskStrategies = []
for (let dir of authDirs) {
const def = await fs.readFile(path.join(WIKI.SERVERPATH, 'modules/authentication', dir, 'definition.yml'), 'utf8')
diskStrategies.push(yaml.safeLoad(def))
}
WIKI.data.authentication = diskStrategies.map(strategy => ({
...strategy,
props: commonHelper.parseModuleProps(strategy.props)
}))
let newStrategies = []
for (let strategy of WIKI.data.authentication) {
if (!_.some(dbStrategies, ['key', strategy.key])) {
newStrategies.push({
key: strategy.key,
isEnabled: false,
config: _.transform(strategy.props, (result, value, key) => {
_.set(result, key, value.default)
return result
}, {}),
selfRegistration: false,
domainWhitelist: { v: [] },
autoEnrollGroups: { v: [] }
})
} else {
const strategyConfig = _.get(_.find(dbStrategies, ['key', strategy.key]), 'config', {})
await WIKI.models.authentication.query().patch({
config: _.transform(strategy.props, (result, value, key) => {
if (!_.has(result, key)) {
_.set(result, key, value.default)
}
return result
}, strategyConfig)
}).where('key', strategy.key)
}
}
if (newStrategies.length > 0) {
trx = await WIKI.models.Objection.transaction.start(WIKI.models.knex)
for (let strategy of newStrategies) {
await WIKI.models.authentication.query(trx).insert(strategy)
}
await trx.commit()
WIKI.logger.info(`Loaded ${newStrategies.length} new authentication strategies: [ OK ]`)
} else {
WIKI.logger.info(`No new authentication strategies found: [ SKIPPED ]`)
}
} catch (err) {
WIKI.logger.error(`Failed to scan or load new authentication providers: [ FAILED ]`)
WIKI.logger.error(err)
if (trx) {
trx.rollback()
}
}
}
}