Merge pull request #1717 from overleaf/as-decaffeinate-backend
Decaffeinate backend GitOrigin-RevId: 4ca9f94fc809cab6f47cec8254cacaf1bb3806fa
This commit is contained in:
Alasdair Smith
committed by
sharelatex
sharelatex
parent
d4eb71b525
commit
0ca81de78c
@@ -0,0 +1,294 @@
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/* eslint-disable
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camelcase,
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handle-callback-err,
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max-len,
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*/
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// TODO: This file was created by bulk-decaffeinate.
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// Fix any style issues and re-enable lint.
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/*
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* decaffeinate suggestions:
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* DS101: Remove unnecessary use of Array.from
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* DS102: Remove unnecessary code created because of implicit returns
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* DS103: Rewrite code to no longer use __guard__
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* DS207: Consider shorter variations of null checks
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* Full docs: https://github.com/decaffeinate/decaffeinate/blob/master/docs/suggestions.md
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*/
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let UserSessionsManager
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const Settings = require('settings-sharelatex')
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const logger = require('logger-sharelatex')
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const Async = require('async')
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const _ = require('underscore')
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const UserSessionsRedis = require('./UserSessionsRedis')
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const rclient = UserSessionsRedis.client()
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module.exports = UserSessionsManager = {
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// mimic the key used by the express sessions
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_sessionKey(sessionId) {
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return `sess:${sessionId}`
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},
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trackSession(user, sessionId, callback) {
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if (callback == null) {
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callback = function(err) {}
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}
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if (user == null) {
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logger.log({ sessionId }, 'no user to track, returning')
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return callback(null)
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}
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if (sessionId == null) {
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logger.log({ user_id: user._id }, 'no sessionId to track, returning')
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return callback(null)
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}
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logger.log({ user_id: user._id, sessionId }, 'onLogin handler')
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const sessionSetKey = UserSessionsRedis.sessionSetKey(user)
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const value = UserSessionsManager._sessionKey(sessionId)
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return rclient
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.multi()
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.sadd(sessionSetKey, value)
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.expire(sessionSetKey, `${Settings.cookieSessionLength}`)
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.exec(function(err, response) {
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if (err != null) {
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logger.err(
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{ err, user_id: user._id, sessionSetKey },
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'error while adding session key to UserSessions set'
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)
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return callback(err)
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}
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UserSessionsManager._checkSessions(user, function() {})
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return callback()
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})
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},
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untrackSession(user, sessionId, callback) {
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if (callback == null) {
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callback = function(err) {}
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}
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if (user == null) {
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logger.log({ sessionId }, 'no user to untrack, returning')
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return callback(null)
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}
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if (sessionId == null) {
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logger.log({ user_id: user._id }, 'no sessionId to untrack, returning')
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return callback(null)
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}
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logger.log({ user_id: user._id, sessionId }, 'onLogout handler')
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const sessionSetKey = UserSessionsRedis.sessionSetKey(user)
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const value = UserSessionsManager._sessionKey(sessionId)
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return rclient
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.multi()
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.srem(sessionSetKey, value)
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.expire(sessionSetKey, `${Settings.cookieSessionLength}`)
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.exec(function(err, response) {
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if (err != null) {
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logger.err(
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{ err, user_id: user._id, sessionSetKey },
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'error while removing session key from UserSessions set'
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)
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return callback(err)
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}
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UserSessionsManager._checkSessions(user, function() {})
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return callback()
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})
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},
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getAllUserSessions(user, exclude, callback) {
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if (callback == null) {
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callback = function(err, sessionKeys) {}
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}
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exclude = _.map(exclude, UserSessionsManager._sessionKey)
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const sessionSetKey = UserSessionsRedis.sessionSetKey(user)
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return rclient.smembers(sessionSetKey, function(err, sessionKeys) {
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if (err != null) {
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logger.err(
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{ user_id: user._id },
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'error getting all session keys for user from redis'
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)
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return callback(err)
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}
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sessionKeys = _.filter(sessionKeys, k => !_.contains(exclude, k))
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if (sessionKeys.length === 0) {
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logger.log({ user_id: user._id }, 'no other sessions found, returning')
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return callback(null, [])
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}
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return Async.mapSeries(
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sessionKeys,
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(k, cb) => rclient.get(k, cb),
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function(err, sessions) {
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if (err != null) {
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logger.err(
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{ user_id: user._id },
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'error getting all sessions for user from redis'
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)
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return callback(err)
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}
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const result = []
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for (let session of Array.from(sessions)) {
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if (session === null) {
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continue
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}
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session = JSON.parse(session)
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const session_user =
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(session != null ? session.user : undefined) ||
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__guard__(
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session != null ? session.passport : undefined,
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x => x.user
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)
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result.push({
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ip_address: session_user.ip_address,
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session_created: session_user.session_created
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})
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}
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return callback(null, result)
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}
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)
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})
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},
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revokeAllUserSessions(user, retain, callback) {
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if (callback == null) {
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callback = function(err) {}
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}
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if (retain == null) {
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retain = []
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}
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retain = retain.map(i => UserSessionsManager._sessionKey(i))
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if (user == null) {
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logger.log({}, 'no user to revoke sessions for, returning')
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return callback(null)
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}
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logger.log({ user_id: user._id }, 'revoking all existing sessions for user')
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const sessionSetKey = UserSessionsRedis.sessionSetKey(user)
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return rclient.smembers(sessionSetKey, function(err, sessionKeys) {
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if (err != null) {
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logger.err(
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{ err, user_id: user._id, sessionSetKey },
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'error getting contents of UserSessions set'
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)
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return callback(err)
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}
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const keysToDelete = _.filter(
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sessionKeys,
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k => !Array.from(retain).includes(k)
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)
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if (keysToDelete.length === 0) {
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logger.log(
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{ user_id: user._id },
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'no sessions in UserSessions set to delete, returning'
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)
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return callback(null)
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}
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logger.log(
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{ user_id: user._id, count: keysToDelete.length },
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'deleting sessions for user'
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)
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const deletions = keysToDelete.map(k => cb => rclient.del(k, cb))
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return Async.series(deletions, function(err, _result) {
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if (err != null) {
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logger.err(
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{ err, user_id: user._id, sessionSetKey },
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'errror revoking all sessions for user'
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)
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return callback(err)
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}
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return rclient.srem(sessionSetKey, keysToDelete, function(err) {
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if (err != null) {
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logger.err(
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{ err, user_id: user._id, sessionSetKey },
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'error removing session set for user'
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)
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return callback(err)
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}
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return callback(null)
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})
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})
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})
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},
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touch(user, callback) {
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if (callback == null) {
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callback = function(err) {}
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}
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if (user == null) {
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logger.log({}, 'no user to touch sessions for, returning')
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return callback(null)
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}
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const sessionSetKey = UserSessionsRedis.sessionSetKey(user)
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return rclient.expire(
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sessionSetKey,
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`${Settings.cookieSessionLength}`,
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function(err, response) {
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if (err != null) {
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logger.err(
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{ err, user_id: user._id },
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'error while updating ttl on UserSessions set'
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)
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return callback(err)
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}
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return callback(null)
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}
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)
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},
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_checkSessions(user, callback) {
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if (callback == null) {
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callback = function(err) {}
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}
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if (user == null) {
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logger.log({}, 'no user, returning')
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return callback(null)
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}
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logger.log({ user_id: user._id }, 'checking sessions for user')
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const sessionSetKey = UserSessionsRedis.sessionSetKey(user)
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return rclient.smembers(sessionSetKey, function(err, sessionKeys) {
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if (err != null) {
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logger.err(
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{ err, user_id: user._id, sessionSetKey },
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'error getting contents of UserSessions set'
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)
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return callback(err)
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}
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logger.log(
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{ user_id: user._id, count: sessionKeys.length },
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'checking sessions for user'
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)
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return Async.series(
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sessionKeys.map(key => next =>
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rclient.get(key, function(err, val) {
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if (err != null) {
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return next(err)
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}
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if (val == null) {
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logger.log(
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{ user_id: user._id, key },
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'>> removing key from UserSessions set'
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)
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return rclient.srem(sessionSetKey, key, function(err, result) {
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if (err != null) {
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return next(err)
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}
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return next(null)
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})
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} else {
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return next()
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}
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})
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),
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function(err, results) {
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logger.log({ user_id: user._id }, 'done checking sessions for user')
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return callback(err)
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}
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)
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})
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}
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}
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function __guard__(value, transform) {
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return typeof value !== 'undefined' && value !== null
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? transform(value)
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: undefined
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}
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