overleaf/services/docstore/app/js/HealthChecker.js

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/* eslint-disable
camelcase,
standard/no-callback-literal,
*/
// TODO: This file was created by bulk-decaffeinate.
// Fix any style issues and re-enable lint.
/*
* decaffeinate suggestions:
* DS102: Remove unnecessary code created because of implicit returns
* DS207: Consider shorter variations of null checks
* Full docs: https://github.com/decaffeinate/decaffeinate/blob/master/docs/suggestions.md
*/
const { db, ObjectId } = require('./mongojs')
const request = require('request')
const async = require('async')
const _ = require('underscore')
const crypto = require('crypto')
const settings = require('settings-sharelatex')
const { port } = settings.internal.docstore
const logger = require('logger-sharelatex')
module.exports = {
check(callback) {
const doc_id = ObjectId()
const project_id = ObjectId(settings.docstore.healthCheck.project_id)
const url = `http://localhost:${port}/project/${project_id}/doc/${doc_id}`
const lines = [
'smoke test - delete me',
`${crypto.randomBytes(32).toString('hex')}`
]
const getOpts = () => ({
url,
timeout: 3000
})
logger.log({ lines, url, doc_id, project_id }, 'running health check')
const jobs = [
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function (cb) {
const opts = getOpts()
opts.json = { lines, version: 42, ranges: {} }
return request.post(opts, cb)
},
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function (cb) {
const opts = getOpts()
opts.json = true
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return request.get(opts, function (err, res, body) {
if (err != null) {
logger.err({ err }, 'docstore returned a error in health check get')
return cb(err)
} else if (res == null) {
return cb('no response from docstore with get check')
} else if ((res != null ? res.statusCode : undefined) !== 200) {
return cb(`status code not 200, its ${res.statusCode}`)
} else if (
_.isEqual(body != null ? body.lines : undefined, lines) &&
(body != null ? body._id : undefined) === doc_id.toString()
) {
return cb()
} else {
return cb(`health check lines not equal ${body.lines} != ${lines}`)
}
})
},
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(cb) => db.docs.remove({ _id: doc_id, project_id }, cb),
(cb) => db.docOps.remove({ doc_id }, cb)
]
return async.series(jobs, callback)
}
}