fix: Change socket timeout default to 0 (#2564)

Socket timeout by default is infinity.

NODE-2835

Author: nbbeeken

src/cmap/connect.ts

@@ -277,7 +277,7 @@ function makeConnection(
       : typeof options.connectTimeoutMS === 'number'
       ? options.connectTimeoutMS
       : 30000;
-  const socketTimeout = typeof options.socketTimeout === 'number' ? options.socketTimeout : 360000;
+  const socketTimeout = typeof options.socketTimeout === 'number' ? options.socketTimeout : 0;
   const rejectUnauthorized =
     typeof options.rejectUnauthorized === 'boolean' ? options.rejectUnauthorized : true;
 

src/cmap/connection.ts

@@ -99,7 +99,7 @@ export class Connection extends EventEmitter {
     super(options);
     this.id = options.id;
     this.address = streamIdentifier(stream);
-    this.socketTimeout = options.socketTimeout ?? 360000;
+    this.socketTimeout = options.socketTimeout ?? 0;
     this.monitorCommands = options.monitorCommands ?? options.monitorCommands;
     this.closed = false;
     this.destroyed = false;

src/operations/connect.ts

@@ -211,7 +211,7 @@ export function connect(
     const finalOptions = createUnifiedOptions(urlOptions, options);
 
     // Check if we have connection and socket timeout set
-    if (finalOptions.socketTimeoutMS == null) finalOptions.socketTimeoutMS = 360000;
+    if (finalOptions.socketTimeoutMS == null) finalOptions.socketTimeoutMS = 0;
     if (finalOptions.connectTimeoutMS == null) finalOptions.connectTimeoutMS = 10000;
     if (finalOptions.retryWrites == null) finalOptions.retryWrites = true;
     if (finalOptions.useRecoveryToken == null) finalOptions.useRecoveryToken = true;
@@ -582,7 +582,7 @@ function translateOptions(options: any) {
   }
 
   // Set the socket and connection timeouts
-  if (options.socketTimeoutMS == null) options.socketTimeoutMS = 360000;
+  if (options.socketTimeoutMS == null) options.socketTimeoutMS = 0;
   if (options.connectTimeoutMS == null) options.connectTimeoutMS = 10000;
 
   const translations = {