62 lines
1.5 KiB
TypeScript
62 lines
1.5 KiB
TypeScript
import { elasticSearch } from '../../helpers/elastic-search'
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import { CONFIG } from '../../initializers/constants'
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import { listIndexInstancesHost } from '../requests/instances-index'
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async function buildInstanceHosts () {
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let indexHosts = await listIndexInstancesHost()
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if (CONFIG.INSTANCES_INDEX.WHITELIST.ENABLED) {
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const whitelistHosts = Array.isArray(CONFIG.INSTANCES_INDEX.WHITELIST.HOSTS)
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? CONFIG.INSTANCES_INDEX.WHITELIST.HOSTS
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: []
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indexHosts = indexHosts.filter(h => whitelistHosts.includes(h))
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}
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const dbHosts = await listDBInstances()
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const removedHosts = getRemovedHosts(dbHosts, indexHosts)
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return { indexHosts, removedHosts }
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}
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export {
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buildInstanceHosts
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}
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// ##################################################
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async function listDBInstances () {
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const setResult = new Set<string>()
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const indexes = [
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CONFIG.ELASTIC_SEARCH.INDEXES.VIDEOS,
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CONFIG.ELASTIC_SEARCH.INDEXES.CHANNELS
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]
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for (const index of indexes) {
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const res = await elasticSearch.search({
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index,
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body: {
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size: 0,
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aggs: {
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hosts: {
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terms: {
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size: 5000,
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field: 'host'
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}
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}
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}
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}
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})
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for (const b of res.body.aggregations.hosts.buckets) {
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setResult.add(b.key)
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}
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}
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return Array.from(setResult)
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}
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function getRemovedHosts (dbHosts: string[], indexHosts: string[]) {
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return dbHosts.filter(dbHost => indexHosts.includes(dbHost) === false)
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}
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