14638279046

Committed 24 Apr 2025 09:31AM UTC coverage: 64.762%. First build

Build # 14638279046

Build Type

Pull #83

github

Committed by

web-flow

Commit Message

Merge ee5de9f24 into 9e2eb6856

Pull Request Pull Request #83: chore: upgrade to mongodb@6

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70.81

/asyncPersistence.js

'use strict'

const regEscape = require('escape-string-regexp')
const CachedPersistence = require('aedes-cached-persistence')
const Packet = CachedPersistence.Packet
const { MongoClient } = require('mongodb')
const { Qlobber } = require('qlobber')
const qlobberOpts = {
  separator: '/',
  wildcard_one: '+',
  wildcard_some: '#',
  match_empty_levels: true
}

class AsyncMongoPersistence {
  constructor (opts = {}) {
    opts.ttl = opts.ttl || {}

    if (typeof opts.ttl.packets === 'number') {
      const ttl = opts.ttl.packets
      opts.ttl.packets = {
        retained: ttl,
        will: ttl,
        outgoing: ttl,
        incoming: ttl
      }
    }

    this._opts = opts
    this._db = null
    this._cl = null
    this.retainedBulkQueue = [] // used for storing retained packets with ordered bulks
    this.executing = false // used as lock while a bulk is executing
  }

  // setup is called by "set broker" in aedes-abstract-persistence
  async setup () {
    // database already connected
    if (this._db) {
      return
    }

    // database already provided in the options
    if (this._opts.db) {
      this._db = this._opts.db
    } else {
      // connect to the database
      const conn = this._opts.url || 'mongodb://127.0.0.1/aedes'
      const options = this._opts.mongoOptions

      const mongoDBclient = new MongoClient(conn, options)
      this._mongoDBclient = mongoDBclient
      const urlParsed = URL.parse(this._opts.url)
      // skip the first / of the pathname if it exists
      const pathname = urlParsed.pathname ? urlParsed.pathname.substring(1) : undefined
      const databaseName = this._opts.database || pathname
      this._db = mongoDBclient.db(databaseName)
    }
    const db = this._db
    const subscriptions = db.collection('subscriptions')
    const retained = db.collection('retained')
    const will = db.collection('will')
    const outgoing = db.collection('outgoing')
    const incoming = db.collection('incoming')
    this._cl = {
      subscriptions,
      retained,
      will,
      outgoing,
      incoming
    }

    // drop existing TTL indexes (if exist)
    if (this._opts.dropExistingIndexes) {
      const collections = await db.collections()
      for (const collection of collections) {
        const exists = await collection.indexExists('ttl')
        if (exists) {
          await collection.dropIndex('ttl')
        }
      }
    }

    // create indexes
    const createIndex = async (idx) => {
      const indexOpts = { name: idx.name }
      if (typeof idx.expireAfterSeconds === 'number') {
        indexOpts.expireAfterSeconds = idx.expireAfterSeconds
      }
      await this._cl[idx.collection].createIndex(idx.key, indexOpts)
    }

    const indexes = [
      {
        collection: 'outgoing',
        key: { clientId: 1, 'packet.brokerId': 1, 'packet.brokerCounter': 1 },
        name: 'query_clientId_brokerId'
      },
      {
        collection: 'outgoing',
        key: { clientId: 1, 'packet.messageId': 1 },
        name: 'query_clientId_messageId'
      },
      {
        collection: 'incoming',
        key: { clientId: 1, 'packet.brokerId': 1, 'packet.brokerCounter': 1 },
        name: 'query_clientId_brokerId'
      },
      {
        collection: 'incoming',
        key: { clientId: 1, 'packet.messageId': 1 },
        name: 'query_clientId_messageId'
      }
    ]

    if (this._opts.ttl.subscriptions >= 0) {
      indexes.push({
        collection: 'subscriptions',
        key: this._opts.ttlAfterDisconnected ? 'disconnected' : 'added',
        name: 'ttl',
        expireAfterSeconds: this._opts.ttl.subscriptions
      })
    }

    if (this._opts.ttl.packets) {
      if (this._opts.ttl.packets.retained >= 0) {
        indexes.push({
          collection: 'retained',
          key: 'added',
          name: 'ttl',
          expireAfterSeconds: this._opts.ttl.packets.retained
        })
      }

      if (this._opts.ttl.packets.will >= 0) {
        indexes.push({
          collection: 'will',
          key: 'packet.added',
          name: 'ttl',
          expireAfterSeconds: this._opts.ttl.packets.will
        })
      }

      if (this._opts.ttl.packets.outgoing >= 0) {
        indexes.push({
          collection: 'outgoing',
          key: 'packet.added',
          name: 'ttl',
          expireAfterSeconds: this._opts.ttl.packets.outgoing
        })
      }

      if (this._opts.ttl.packets.incoming >= 0) {
        indexes.push({
          collection: 'incoming',
          key: 'packet.added',
          name: 'ttl',
          expireAfterSeconds: this._opts.ttl.packets.incoming
        })
      }
    }
    // create all indexes in parallel
    await Promise.all(indexes.map(createIndex))

    if (this._opts.ttlAfterDisconnected) {
      // To avoid stale subscriptions that might be left behind by broker shutting
      // down while clients were connected, set all to disconnected on startup.
      await this._cl.subscriptions.updateMany({ disconnected: { $exists: false } }, { $currentDate: { disconnected: true } })

      // Handlers for setting and clearing the disconnected timestamp on subscriptions
      this.broker.on('clientReady', (client) => {
        this._cl.subscriptions.updateMany({ clientId: client.id }, { $unset: { disconnected: true } })
      })
      this.broker.on('clientDisconnect', (client) => {
        this._cl.subscriptions.updateMany({ clientId: client.id }, { $currentDate: { disconnected: true } })
      })
    }

    // add subscriptions to Trie
    for await (const subscription of subscriptions.find({
      qos: { $gte: 0 }
    })) {
      this._trie.add(subscription.topic, subscription)
    }
    // setup is done
  }

  async storeRetained (packet) {
    await this.setup()
    const { promise, resolve } = promiseWithResolvers()
    const queue = this.retainedBulkQueue
    const filter = { topic: packet.topic }
    const setTTL = this._opts.ttl.packets

    if (packet.payload.length > 0) {
      queue.push({
        operation: {
          updateOne: {
            filter,
            update: { $set: decoratePacket(packet, setTTL) },
            upsert: true
          }
        },
        resolve
      })
    } else {
      queue.push({
        operation: {
          deleteOne: {
            filter
          }
        },
        resolve
      })
    }
    processRetainedBulk(this)
    return promise
  }

  createRetainedStream (pattern) {
    return this.createRetainedStreamCombi([pattern])
  }

  async * createRetainedStreamCombi (patterns) {
    const regexes = []
    const matcher = new Qlobber(qlobberOpts)

    for (let i = 0; i < patterns.length; i++) {
      matcher.add(patterns[i], true)
      regexes.push(regEscape(patterns[i]).replace(/(\/*#|\\\+).*$/, ''))
    }

    const topic = new RegExp(regexes.join('|'))
    const filter = { topic }
    const exclude = { _id: 0 } // exclude the _id field
    for await (const result of this._cl.retained.find(filter).project(exclude)) {
      const packet = asPacket(result)
      if (matcher.match(packet.topic).length > 0) {
        yield packet
      }
    }
  }

  async addSubscriptions (client, subs) {
    const operations = []
    for (const sub of subs) {
      const subscription = Object.assign({}, sub)
      subscription.clientId = client.id
      operations.push({
        updateOne: {
          filter: {
            clientId: client.id,
            topic: sub.topic
          },
          update: {
            $set: decorateSubscription(subscription, this._opts)
          },
          upsert: true
        }
      })
    }

    await this._cl.subscriptions.bulkWrite(operations)
  }

  async removeSubscriptions (client, subs) {
    const operations = []

    for (const topic of subs) {
      operations.push({
        deleteOne: {
          filter: {
            clientId: client.id,
            topic
          }
        }
      })
    }
    await this._cl.subscriptions.bulkWrite(operations)
  }

  async subscriptionsByClient (client) {
    const filter = { clientId: client.id }
    const exclude = { clientId: false, _id: false } // exclude these fields
    const subs = await this._cl.subscriptions.find(filter).project(exclude).toArray()
    return subs
  }

  async countOffline () {
    const subscriptionsCount = this._trie.subscriptionsCount
    const result = await this._cl.subscriptions.aggregate([
      {
        $group: {
          _id: '$clientId'
        }
      }, {
        $count: 'clientsCount'
      }]).toArray()
    const clientsCount = result[0]?.clientsCount || 0
    return { subscriptionsCount, clientsCount }
  }

  async destroy () {
    if (this._opts.db) {
      return
    }
    await this._mongoDBclient.close()
  }

  async outgoingEnqueue (sub, packet) {
    return await this.outgoingEnqueueCombi([sub], packet)
  }

  async outgoingEnqueueCombi (subs, packet) {
    if (subs?.length === 0) {
      return packet
    }

    const packets = []
    const newPacket = new Packet(packet)
    const setTTL = this._opts.ttl.packets

    for (const sub of subs) {
      packets.push({
        clientId: sub.clientId,
        packet: decoratePacket(newPacket, setTTL)
      })
    }

    await this._cl.outgoing.insertMany(packets)
  }

  async * outgoingStream (client) {
    for await (const result of this._cl.outgoing.find({ clientId: client.id })) {
      yield asPacket(result)
    }
  }

  async outgoingUpdate (client, packet) {
    if (packet.brokerId) {
      await updateWithMessageId(this._cl, client, packet)
    } else {
      await updatePacket(this._cl, client, packet)
    }
  }

  async outgoingClearMessageId (client, packet) {
    const outgoing = this._cl.outgoing

    const result = await outgoing.findOneAndDelete({
      clientId: client.id,
      'packet.messageId': packet.messageId
    })
    if (!result) {
      return null // packet not found
    }
    return asPacket(result)
  }

  async incomingStorePacket (client, packet) {
    const newPacket = new Packet(packet)
    newPacket.messageId = packet.messageId
    const setTTL = this._opts.ttl.packets

    await this._cl.incoming.insertOne({
      clientId: client.id,
      packet: decoratePacket(newPacket, setTTL)
    })
  }

  async incomingGetPacket (client, packet) {
    const result = await this._cl.incoming.findOne({
      clientId: client.id,
      'packet.messageId': packet.messageId
    })

    if (!result) {
      throw new Error(`packet not found for: ${client}`)
    }

    return asPacket(result)
  }

  async incomingDelPacket (client, packet) {
    await this._cl.incoming.deleteOne({
      clientId: client.id,
      'packet.messageId': packet.messageId
    })
  }

  async putWill (client, packet) {
    const setTTL = this._opts.ttl.packets
    packet.clientId = client.id
    packet.brokerId = this.broker.id
    await this._cl.will.insertOne({
      clientId: client.id,
      packet: decoratePacket(packet, setTTL)
    })
  }

  async getWill (client) {
    const result = await this._cl.will.findOne({
      clientId: client.id
    })
    if (!result) {
      return null // packet not found
    }
    return asPacket(result)
  }

  async delWill (client) {
    const result = await this._cl.will.findOneAndDelete({
      clientId: client.id
    })
    if (!result) {
      return null // packet not found
    }
    return asPacket(result)
  }

  async * streamWill (brokers) {
    const filter = {}

    if (brokers) {
      filter['packet.brokerId'] = { $nin: Object.keys(brokers) }
    }
    for await (const will of this._cl.will.find(filter)) {
      yield asPacket(will)
    }
  }

  async * getClientList (topic) {
    const filter = {}
    if (topic) {
      filter.topic = topic
    }
    for await (const sub of this._cl.subscriptions.find(filter)) {
      yield sub.clientId
    }
  }
}

async function processRetainedBulk (ctx) {
  if (!ctx.executing && !ctx._destroyed && ctx.retainedBulkQueue.length > 0) {
    ctx.executing = true
    const operations = []
    const onEnd = []

    while (ctx.retainedBulkQueue.length) {
      const { operation, resolve } = ctx.retainedBulkQueue.shift()
      operations.push(operation)
      onEnd.push(resolve)
    }
    try {
      await ctx._cl.retained.bulkWrite(operations)
    } catch (err) {
      // ingnore error
    }
    // resolve all promises
    while (onEnd.length) onEnd.shift().call()
    // check if we have new packets in queue
    ctx.executing = false
    // do not await as we run this in background and ignore errors
    processRetainedBulk(ctx)
  }
}

function decoratePacket (packet, setTTL) {
  if (setTTL) {
    packet.added = new Date()
  }
  return packet
}

function decorateSubscription (sub, opts) {
  if (opts.ttl.subscriptions) {
    sub.added = new Date()
  }
  return sub
}

function asPacket (obj) {
  const packet = obj?.packet || obj
  if (!packet) {
    throw new Error('Invalid packet')
  }
  if (Buffer.isBuffer(packet?.payload?.buffer)) {
    packet.payload = packet.payload.buffer
  }
  return packet
}

async function updateWithMessageId (db, client, packet) {
  await db.outgoing.updateOne({
    clientId: client.id,
    'packet.brokerCounter': packet.brokerCounter,
    'packet.brokerId': packet.brokerId
  }, {
    $set: {
      'packet.messageId': packet.messageId
    }
  })
}

async function updatePacket (db, client, packet) {
  await db.outgoing.updateOne({
    clientId: client.id,
    'packet.messageId': packet.messageId
  }, {
    $set: {
      clientId: client.id,
      packet
    }
  })
}

function promiseWithResolvers () {
  // this can be replaced by Promise.withResolvers()in NodeJS >= 22
  let res
  let rej
  const promise = new Promise((resolve, reject) => {
    res = resolve
    rej = reject
  })
  return { promise, resolve: res, reject: rej }
}

module.exports = AsyncMongoPersistence

1	'use strict'	2✔
2		2✔
3	const regEscape = require('escape-string-regexp')	2✔
4	const CachedPersistence = require('aedes-cached-persistence')	2✔
5	const Packet = CachedPersistence.Packet	2✔
6	const { MongoClient } = require('mongodb')	2✔
7	const { Qlobber } = require('qlobber')	2✔
8	const qlobberOpts = {	2✔
9	separator: '/',	2✔
10	wildcard_one: '+',	2✔
11	wildcard_some: '#',	2✔
12	match_empty_levels: true	2✔
13	}	2✔
14		2✔
15	class AsyncMongoPersistence {	2✔
16	constructor (opts = {}) {	2✔
17	opts.ttl = opts.ttl \|\| {}	34✔
18		34✔
19	if (typeof opts.ttl.packets === 'number') {	34✔
20	const ttl = opts.ttl.packets	10✔
21	opts.ttl.packets = {	10✔
22	retained: ttl,	10✔
23	will: ttl,	10✔
24	outgoing: ttl,	10✔
25	incoming: ttl	10✔
26	}	10✔
27	}	10✔
28		34✔
29	this._opts = opts	34✔
30	this._db = null	34✔
31	this._cl = null	34✔
32	this.retainedBulkQueue = [] // used for storing retained packets with ordered bulks	34✔
33	this.executing = false // used as lock while a bulk is executing	34✔
34	}	34✔
35		2✔
36	// setup is called by "set broker" in aedes-abstract-persistence	2✔
37	async setup () {	2✔
38	// database already connected	40✔
39	if (this._db) {	40✔
40	return	6✔
41	}	6✔
42		34✔
43	// database already provided in the options	34✔
44	if (this._opts.db) {	40✔
45	this._db = this._opts.db	8✔
46	} else {	40✔
47	// connect to the database	26✔
48	const conn = this._opts.url \|\| 'mongodb://127.0.0.1/aedes'	26!
49	const options = this._opts.mongoOptions	26✔
50		26✔
51	const mongoDBclient = new MongoClient(conn, options)	26✔
52	this._mongoDBclient = mongoDBclient	26✔
53	const urlParsed = URL.parse(this._opts.url)	26✔
54	// skip the first / of the pathname if it exists	26✔
55	const pathname = urlParsed.pathname ? urlParsed.pathname.substring(1) : undefined	26!
56	const databaseName = this._opts.database \|\| pathname	26✔
57	this._db = mongoDBclient.db(databaseName)	26✔
58	}	26✔
59	const db = this._db	34✔
60	const subscriptions = db.collection('subscriptions')	34✔
61	const retained = db.collection('retained')	34✔
62	const will = db.collection('will')	34✔
63	const outgoing = db.collection('outgoing')	34✔
64	const incoming = db.collection('incoming')	34✔
65	this._cl = {	34✔
66	subscriptions,	34✔
67	retained,	34✔
68	will,	34✔
69	outgoing,	34✔
70	incoming	34✔
71	}	34✔
72		34✔
73	// drop existing TTL indexes (if exist)	34✔
74	if (this._opts.dropExistingIndexes) {	40✔
75	const collections = await db.collections()	2✔
76	for (const collection of collections) {	2✔
77	const exists = await collection.indexExists('ttl')	12✔
78	if (exists) {	12✔
79	await collection.dropIndex('ttl')	10✔
80	}	10✔
81	}	12✔
82	}	2✔
83		34✔
84	// create indexes	34✔
85	const createIndex = async (idx) => {	34✔
86	const indexOpts = { name: idx.name }	188✔
87	if (typeof idx.expireAfterSeconds === 'number') {	188✔
88	indexOpts.expireAfterSeconds = idx.expireAfterSeconds	52✔
89	}	52✔
90	await this._cl[idx.collection].createIndex(idx.key, indexOpts)	188✔
91	}	188✔
92		34✔
93	const indexes = [	34✔
94	{	34✔
95	collection: 'outgoing',	34✔
96	key: { clientId: 1, 'packet.brokerId': 1, 'packet.brokerCounter': 1 },	34✔
97	name: 'query_clientId_brokerId'	34✔
98	},	34✔
99	{	34✔
100	collection: 'outgoing',	34✔
101	key: { clientId: 1, 'packet.messageId': 1 },	34✔
102	name: 'query_clientId_messageId'	34✔
103	},	34✔
104	{	34✔
105	collection: 'incoming',	34✔
106	key: { clientId: 1, 'packet.brokerId': 1, 'packet.brokerCounter': 1 },	34✔
107	name: 'query_clientId_brokerId'	34✔
108	},	34✔
109	{	34✔
110	collection: 'incoming',	34✔
111	key: { clientId: 1, 'packet.messageId': 1 },	34✔
112	name: 'query_clientId_messageId'	34✔
113	}	34✔
114	]	34✔
115		34✔
116	if (this._opts.ttl.subscriptions >= 0) {	40✔
117	indexes.push({	12✔
118	collection: 'subscriptions',	12✔
119	key: this._opts.ttlAfterDisconnected ? 'disconnected' : 'added',	12✔
120	name: 'ttl',	12✔
121	expireAfterSeconds: this._opts.ttl.subscriptions	12✔
122	})	12✔
123	}	12✔
124		34✔
125	if (this._opts.ttl.packets) {	40✔
126	if (this._opts.ttl.packets.retained >= 0) {	10✔
127	indexes.push({	10✔
128	collection: 'retained',	10✔
129	key: 'added',	10✔
130	name: 'ttl',	10✔
131	expireAfterSeconds: this._opts.ttl.packets.retained	10✔
132	})	10✔
133	}	10✔
134		10✔
135	if (this._opts.ttl.packets.will >= 0) {	10✔
136	indexes.push({	10✔
137	collection: 'will',	10✔
138	key: 'packet.added',	10✔
139	name: 'ttl',	10✔
140	expireAfterSeconds: this._opts.ttl.packets.will	10✔
141	})	10✔
142	}	10✔
143		10✔
144	if (this._opts.ttl.packets.outgoing >= 0) {	10✔
145	indexes.push({	10✔
146	collection: 'outgoing',	10✔
147	key: 'packet.added',	10✔
148	name: 'ttl',	10✔
149	expireAfterSeconds: this._opts.ttl.packets.outgoing	10✔
150	})	10✔
151	}	10✔
152		10✔
153	if (this._opts.ttl.packets.incoming >= 0) {	10✔
154	indexes.push({	10✔
155	collection: 'incoming',	10✔
156	key: 'packet.added',	10✔
157	name: 'ttl',	10✔
158	expireAfterSeconds: this._opts.ttl.packets.incoming	10✔
159	})	10✔
160	}	10✔
161	}	10✔
162	// create all indexes in parallel	34✔
163	await Promise.all(indexes.map(createIndex))	34✔
164		34✔
165	if (this._opts.ttlAfterDisconnected) {	40✔
166	// To avoid stale subscriptions that might be left behind by broker shutting	4✔
167	// down while clients were connected, set all to disconnected on startup.	4✔
168	await this._cl.subscriptions.updateMany({ disconnected: { $exists: false } }, { $currentDate: { disconnected: true } })	4✔
169		4✔
170	// Handlers for setting and clearing the disconnected timestamp on subscriptions	4✔
171	this.broker.on('clientReady', (client) => {	4✔
NEW 172	this._cl.subscriptions.updateMany({ clientId: client.id }, { $unset: { disconnected: true } })	×
173	})	4✔
174	this.broker.on('clientDisconnect', (client) => {	4✔
175	this._cl.subscriptions.updateMany({ clientId: client.id }, { $currentDate: { disconnected: true } })	2✔
176	})	4✔
177	}	4✔
178		34✔
179	// add subscriptions to Trie	34✔
180	for await (const subscription of subscriptions.find({	34✔
181	qos: { $gte: 0 }	34✔
182	})) {	40✔
183	this._trie.add(subscription.topic, subscription)	2✔
184	}	2✔
185	// setup is done	34✔
186	}	40✔
187		2✔
188	async storeRetained (packet) {	2✔
189	await this.setup()	6✔
190	const { promise, resolve } = promiseWithResolvers()	6✔
191	const queue = this.retainedBulkQueue	6✔
192	const filter = { topic: packet.topic }	6✔
193	const setTTL = this._opts.ttl.packets	6✔
194		6✔
195	if (packet.payload.length > 0) {	6✔
196	queue.push({	6✔
197	operation: {	6✔
198	updateOne: {	6✔
199	filter,	6✔
200	update: { $set: decoratePacket(packet, setTTL) },	6✔
201	upsert: true	6✔
202	}	6✔
203	},	6✔
204	resolve	6✔
205	})	6✔
206	} else {	6!
NEW 207	queue.push({	×
NEW 208	operation: {	×
NEW 209	deleteOne: {	×
NEW 210	filter	×
NEW 211	}	×
NEW 212	},	×
NEW 213	resolve	×
NEW 214	})	×
NEW 215	}	×
216	processRetainedBulk(this)	6✔
217	return promise	6✔
218	}	6✔
219		2✔
220	createRetainedStream (pattern) {	2✔
NEW 221	return this.createRetainedStreamCombi([pattern])	×
NEW 222	}	×
223		2✔
224	async * createRetainedStreamCombi (patterns) {	2✔
NEW 225	const regexes = []	×
NEW 226	const matcher = new Qlobber(qlobberOpts)	×
NEW 227		×
NEW 228	for (let i = 0; i < patterns.length; i++) {	×
NEW 229	matcher.add(patterns[i], true)	×
NEW 230	regexes.push(regEscape(patterns[i]).replace(/(\/#\|\\\+).$/, ''))	×
NEW 231	}	×
NEW 232		×
NEW 233	const topic = new RegExp(regexes.join('\|'))	×
NEW 234	const filter = { topic }	×
NEW 235	const exclude = { _id: 0 } // exclude the _id field	×
NEW 236	for await (const result of this._cl.retained.find(filter).project(exclude)) {	×
NEW 237	const packet = asPacket(result)	×
NEW 238	if (matcher.match(packet.topic).length > 0) {	×
NEW 239	yield packet	×
NEW 240	}	×
NEW 241	}	×
NEW 242	}	×
243		2✔
244	async addSubscriptions (client, subs) {	2✔
245	const operations = []	10✔
246	for (const sub of subs) {	10✔
247	const subscription = Object.assign({}, sub)	22✔
248	subscription.clientId = client.id	22✔
249	operations.push({	22✔
250	updateOne: {	22✔
251	filter: {	22✔
252	clientId: client.id,	22✔
253	topic: sub.topic	22✔
254	},	22✔
255	update: {	22✔
256	$set: decorateSubscription(subscription, this._opts)	22✔
257	},	22✔
258	upsert: true	22✔
259	}	22✔
260	})	22✔
261	}	22✔
262		10✔
263	await this._cl.subscriptions.bulkWrite(operations)	10✔
264	}	10✔
265		2✔
266	async removeSubscriptions (client, subs) {	2✔
NEW 267	const operations = []	×
NEW 268		×
NEW 269	for (const topic of subs) {	×
NEW 270	operations.push({	×
NEW 271	deleteOne: {	×
NEW 272	filter: {	×
NEW 273	clientId: client.id,	×
NEW 274	topic	×
NEW 275	}	×
NEW 276	}	×
NEW 277	})	×
NEW 278	}	×
NEW 279	await this._cl.subscriptions.bulkWrite(operations)	×
NEW 280	}	×
281		2✔
282	async subscriptionsByClient (client) {	2✔
NEW 283	const filter = { clientId: client.id }	×
NEW 284	const exclude = { clientId: false, _id: false } // exclude these fields	×
NEW 285	const subs = await this._cl.subscriptions.find(filter).project(exclude).toArray()	×
NEW 286	return subs	×
NEW 287	}	×
288		2✔
289	async countOffline () {	2✔
NEW 290	const subscriptionsCount = this._trie.subscriptionsCount	×
NEW 291	const result = await this._cl.subscriptions.aggregate([	×
NEW 292	{	×
NEW 293	$group: {	×
NEW 294	_id: '$clientId'	×
NEW 295	}	×
NEW 296	}, {	×
NEW 297	$count: 'clientsCount'	×
NEW 298	}]).toArray()	×
NEW 299	const clientsCount = result[0]?.clientsCount \|\| 0	×
NEW 300	return { subscriptionsCount, clientsCount }	×
NEW 301	}	×
302		2✔
303	async destroy () {	2✔
304	if (this._opts.db) {	34✔
305	return	8✔
306	}	8✔
307	await this._mongoDBclient.close()	26✔
308	}	34✔
309		2✔
310	async outgoingEnqueue (sub, packet) {	2✔
311	return await this.outgoingEnqueueCombi([sub], packet)	2✔
312	}	2✔
313		2✔
314	async outgoingEnqueueCombi (subs, packet) {	2✔
315	if (subs?.length === 0) {	2!
NEW 316	return packet	×
NEW 317	}	×
318		2✔
319	const packets = []	2✔
320	const newPacket = new Packet(packet)	2✔
321	const setTTL = this._opts.ttl.packets	2✔
322		2✔
323	for (const sub of subs) {	2✔
324	packets.push({	2✔
325	clientId: sub.clientId,	2✔
326	packet: decoratePacket(newPacket, setTTL)	2✔
327	})	2✔
328	}	2✔
329		2✔
330	await this._cl.outgoing.insertMany(packets)	2✔
331	}	2✔
332		2✔
333	async * outgoingStream (client) {	2✔
NEW 334	for await (const result of this._cl.outgoing.find({ clientId: client.id })) {	×
NEW 335	yield asPacket(result)	×
NEW 336	}	×
NEW 337	}	×
338		2✔
339	async outgoingUpdate (client, packet) {	2✔
NEW 340	if (packet.brokerId) {	×
NEW 341	await updateWithMessageId(this._cl, client, packet)	×
NEW 342	} else {	×
NEW 343	await updatePacket(this._cl, client, packet)	×
NEW 344	}	×
NEW 345	}	×
346		2✔
347	async outgoingClearMessageId (client, packet) {	2✔
NEW 348	const outgoing = this._cl.outgoing	×
NEW 349		×
NEW 350	const result = await outgoing.findOneAndDelete({	×
NEW 351	clientId: client.id,	×
NEW 352	'packet.messageId': packet.messageId	×
NEW 353	})	×
NEW 354	if (!result) {	×
NEW 355	return null // packet not found	×
NEW 356	}	×
NEW 357	return asPacket(result)	×
NEW 358	}	×
359		2✔
360	async incomingStorePacket (client, packet) {	2✔
361	const newPacket = new Packet(packet)	2✔
362	newPacket.messageId = packet.messageId	2✔
363	const setTTL = this._opts.ttl.packets	2✔
364		2✔
365	await this._cl.incoming.insertOne({	2✔
366	clientId: client.id,	2✔
367	packet: decoratePacket(newPacket, setTTL)	2✔
368	})	2✔
369	}	2✔
370		2✔
371	async incomingGetPacket (client, packet) {	2✔
NEW 372	const result = await this._cl.incoming.findOne({	×
NEW 373	clientId: client.id,	×
NEW 374	'packet.messageId': packet.messageId	×
NEW 375	})	×
NEW 376		×
NEW 377	if (!result) {	×
NEW 378	throw new Error(`packet not found for: ${client}`)	×
NEW 379	}	×
NEW 380		×
NEW 381	return asPacket(result)	×
NEW 382	}	×
383		2✔
384	async incomingDelPacket (client, packet) {	2✔
NEW 385	await this._cl.incoming.deleteOne({	×
NEW 386	clientId: client.id,	×
NEW 387	'packet.messageId': packet.messageId	×
NEW 388	})	×
NEW 389	}	×
390		2✔
391	async putWill (client, packet) {	2✔
392	const setTTL = this._opts.ttl.packets	2✔
393	packet.clientId = client.id	2✔
394	packet.brokerId = this.broker.id	2✔
395	await this._cl.will.insertOne({	2✔
396	clientId: client.id,	2✔
397	packet: decoratePacket(packet, setTTL)	2✔
398	})	2✔
399	}	2✔
400		2✔
401	async getWill (client) {	2✔
NEW 402	const result = await this._cl.will.findOne({	×
NEW 403	clientId: client.id	×
NEW 404	})	×
NEW 405	if (!result) {	×
NEW 406	return null // packet not found	×
NEW 407	}	×
NEW 408	return asPacket(result)	×
NEW 409	}	×
410		2✔
411	async delWill (client) {	2✔
NEW 412	const result = await this._cl.will.findOneAndDelete({	×
NEW 413	clientId: client.id	×
NEW 414	})	×
NEW 415	if (!result) {	×
NEW 416	return null // packet not found	×
NEW 417	}	×
NEW 418	return asPacket(result)	×
NEW 419	}	×
420		2✔
421	async * streamWill (brokers) {	2✔
NEW 422	const filter = {}	×
NEW 423		×
NEW 424	if (brokers) {	×
NEW 425	filter['packet.brokerId'] = { $nin: Object.keys(brokers) }	×
NEW 426	}	×
NEW 427	for await (const will of this._cl.will.find(filter)) {	×
NEW 428	yield asPacket(will)	×
NEW 429	}	×
NEW 430	}	×
431		2✔
432	async * getClientList (topic) {	2✔
NEW 433	const filter = {}	×
NEW 434	if (topic) {	×
NEW 435	filter.topic = topic	×
NEW 436	}	×
NEW 437	for await (const sub of this._cl.subscriptions.find(filter)) {	×
NEW 438	yield sub.clientId	×
NEW 439	}	×
NEW 440	}	×
441	}	2✔
442		2✔
443	async function processRetainedBulk (ctx) {	12✔
444	if (!ctx.executing && !ctx._destroyed && ctx.retainedBulkQueue.length > 0) {	12✔
445	ctx.executing = true	6✔
446	const operations = []	6✔
447	const onEnd = []	6✔
448		6✔
449	while (ctx.retainedBulkQueue.length) {	6✔
450	const { operation, resolve } = ctx.retainedBulkQueue.shift()	6✔
451	operations.push(operation)	6✔
452	onEnd.push(resolve)	6✔
453	}	6✔
454	try {	6✔
455	await ctx._cl.retained.bulkWrite(operations)	6✔
456	} catch (err) {	6✔
457	// ingnore error	2✔
458	}	2✔
459	// resolve all promises	6✔
460	while (onEnd.length) onEnd.shift().call()	6✔
461	// check if we have new packets in queue	6✔
462	ctx.executing = false	6✔
463	// do not await as we run this in background and ignore errors	6✔
464	processRetainedBulk(ctx)	6✔
465	}	6✔
466	}	12✔
467		2✔
468	function decoratePacket (packet, setTTL) {	12✔
469	if (setTTL) {	12✔
470	packet.added = new Date()	10✔
471	}	10✔
472	return packet	12✔
473	}	12✔
474		2✔
475	function decorateSubscription (sub, opts) {	22✔
476	if (opts.ttl.subscriptions) {	22✔
477	sub.added = new Date()	2✔
478	}	2✔
479	return sub	22✔
480	}	22✔
481		2✔
NEW 482	function asPacket (obj) {	×
NEW 483	const packet = obj?.packet \|\| obj	×
NEW 484	if (!packet) {	×
NEW 485	throw new Error('Invalid packet')	×
NEW 486	}	×
NEW 487	if (Buffer.isBuffer(packet?.payload?.buffer)) {	×
NEW 488	packet.payload = packet.payload.buffer	×
NEW 489	}	×
NEW 490	return packet	×
NEW 491	}	×
492		2✔
NEW 493	async function updateWithMessageId (db, client, packet) {	×
NEW 494	await db.outgoing.updateOne({	×
NEW 495	clientId: client.id,	×
NEW 496	'packet.brokerCounter': packet.brokerCounter,	×
NEW 497	'packet.brokerId': packet.brokerId	×
NEW 498	}, {	×
NEW 499	$set: {	×
NEW 500	'packet.messageId': packet.messageId	×
NEW 501	}	×
NEW 502	})	×
NEW 503	}	×
504		2✔
NEW 505	async function updatePacket (db, client, packet) {	×
NEW 506	await db.outgoing.updateOne({	×
NEW 507	clientId: client.id,	×
NEW 508	'packet.messageId': packet.messageId	×
NEW 509	}, {	×
NEW 510	$set: {	×
NEW 511	clientId: client.id,	×
NEW 512	packet	×
NEW 513	}	×
NEW 514	})	×
NEW 515	}	×
516		2✔
517	function promiseWithResolvers () {	6✔
518	// this can be replaced by Promise.withResolvers()in NodeJS >= 22	6✔
519	let res	6✔
520	let rej	6✔
521	const promise = new Promise((resolve, reject) => {	6✔
522	res = resolve	6✔
523	rej = reject	6✔
524	})	6✔
525	return { promise, resolve: res, reject: rej }	6✔
526	}	6✔
527		2✔
528	module.exports = AsyncMongoPersistence	2✔

moscajs / aedes-persistence-mongodb / 14638279046

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