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Type:
Task
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Resolution: Done
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Priority:
Unknown
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None
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Affects Version/s: None
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Component/s: None
NODE-3928 Description
What problem are you facing?
The mongodb nodejs driver causes an ungcaught exception crashing the whole process.
What driver and relevant dependency versions are you using?
Windows 11, node 16.13.2, mongodb 4.3.1
Steps to reproduce?
import { MongoClient } from 'mongodb'; process.on('uncaughtExceptionMonitor', () => console.error('\nUNCAUGHT EXCEPTION, going down in flames...\n')); try { await MongoClient.connect('mongodb://127.0.0.1:24242/', { minPoolSize: 50 }); } catch (err) { console.error('Caught mongodb error:', err); }
gives
psh ❯ node .\index.mjs
UNCAUGHT EXCEPTION, going down in flames...
C:\Users\mfischer\src\tests\node-mongo-crash\node_modules\mongodb\lib\cmap\commands.js:368
this.documents = new Array(this.numberReturned);
^
RangeError: Invalid array length
at new Response (C:\Users\mfischer\src\tests\node-mongo-crash\node_modules\mongodb\lib\cmap\commands.js:368:26)
at processIncomingData (C:\Users\mfischer\src\tests\node-mongo-crash\node_modules\mongodb\lib\cmap\message_stream.js:108:32)
at MessageStream._write (C:\Users\mfischer\src\tests\node-mongo-crash\node_modules\mongodb\lib\cmap\message_stream.js:28:9)
at writeOrBuffer (node:internal/streams/writable:389:12)
at _write (node:internal/streams/writable:330:10)
at MessageStream.Writable.write (node:internal/streams/writable:334:10)
at Socket.ondata (node:internal/streams/readable:754:22)
at Socket.emit (node:events:390:28)
at addChunk (node:internal/streams/readable:315:12)
at readableAddChunk (node:internal/streams/readable:289:9)
- is depended on by
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NODE-3928 Windows: Uncaught exception when connecting to closed port with large minPoolSize
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- Closed
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