Merge pull request #2372 from overleaf/em-mongo-connection-pool

Use the default Mongoose connection pool for all models

GitOrigin-RevId: d227b7eb36f130085c9eb1480dc07bd50ba57768

services/web/app/src/models/SystemMessage.js

@@ -1,5 +1,4 @@
-const mongoose = require('mongoose')
-const Settings = require('settings-sharelatex')
+const mongoose = require('../infrastructure/Mongoose')
 
 const { Schema } = mongoose
 
@@ -7,9 +6,4 @@ const SystemMessageSchema = new Schema({
   content: { type: String, default: '' }
 })
 
-const conn = mongoose.createConnection(Settings.mongo.url, {
-  server: { poolSize: Settings.mongo.poolSize || 10 },
-  config: { autoIndex: false }
-})
-
-exports.SystemMessage = conn.model('SystemMessage', SystemMessageSchema)
+exports.SystemMessage = mongoose.model('SystemMessage', SystemMessageSchema)