reauth support for connection.established

Author: aditi-khare-mongoDB

src/cmap/auth/auth_provider.ts

@@ -64,9 +64,11 @@ export abstract class AuthProvider {
       throw new MongoRuntimeError('Reauthentication already in progress.');
     }
     try {
+      context.connection.established = false;
       context.reauthenticating = true;
       await this.auth(context);
     } finally {
+      context.connection.established = true;
       context.reauthenticating = false;
     }
   }

src/cmap/connection.ts

@@ -186,8 +186,6 @@ export class Connection extends TypedEventEmitter<ConnectionEvents> {
   private messageStream: Readable;
   private socketWrite: (buffer: Uint8Array) => Promise<void>;
   private clusterTime: Document | null = null;
-  /** @internal  */
-  override component = MongoLoggableComponent.COMMAND;
   /** @internal */
   override mongoLogger: MongoLogger | undefined;
 
@@ -461,7 +459,8 @@ export class Connection extends TypedEventEmitter<ConnectionEvents> {
     let started = 0;
     if (
       this.monitorCommands ||
-      (this.established && this.mongoLogger?.willLog(SeverityLevel.DEBUG, this.component))
+      (this.established &&
+        this.mongoLogger?.willLog(SeverityLevel.DEBUG, MongoLoggableComponent.COMMAND))
     ) {
       started = now();
       this.emitAndLogCommand(
@@ -490,7 +489,8 @@ export class Connection extends TypedEventEmitter<ConnectionEvents> {
 
         if (
           this.monitorCommands ||
-          (this.established && this.mongoLogger?.willLog(SeverityLevel.DEBUG, this.component))
+          (this.established &&
+            this.mongoLogger?.willLog(SeverityLevel.DEBUG, MongoLoggableComponent.COMMAND))
         ) {
           this.emitAndLogCommand(
             this.monitorCommands,
@@ -513,7 +513,8 @@ export class Connection extends TypedEventEmitter<ConnectionEvents> {
     } catch (error) {
       if (
         this.monitorCommands ||
-        (this.established && this.mongoLogger?.willLog(SeverityLevel.DEBUG, this.component))
+        (this.established &&
+          this.mongoLogger?.willLog(SeverityLevel.DEBUG, MongoLoggableComponent.COMMAND))
       ) {
         if (error.name === 'MongoWriteConcernError') {
           this.emitAndLogCommand(

src/mongo_logger.ts

@@ -509,7 +509,7 @@ function defaultLogTransform(
       return log;
     case SERVER_SELECTION_FAILED:
       log = attachServerSelectionFields(log, logObject, maxDocumentLength);
-      log.failure = logObject.failure.message;
+      log.failure = logObject.failure?.message;
       return log;
     case SERVER_SELECTION_SUCCEEDED:
       log = attachServerSelectionFields(log, logObject, maxDocumentLength);
@@ -536,7 +536,7 @@ function defaultLogTransform(
       log = attachCommandFields(log, logObject);
       log.message = 'Command failed';
       log.durationMS = logObject.duration;
-      log.failure = logObject.failure.message ?? '(redacted)';
+      log.failure = logObject.failure?.message ?? '(redacted)';
       return log;
     case CONNECTION_POOL_CREATED:
       log = attachConnectionFields(log, logObject);
@@ -666,7 +666,7 @@ function defaultLogTransform(
       log = attachServerHeartbeatFields(log, logObject);
       log.message = 'Server heartbeat failed';
       log.durationMS = logObject.duration;
-      log.failure = logObject.failure.message;
+      log.failure = logObject.failure?.message;
       return log;
     case TOPOLOGY_OPENING:
       log = attachSDAMFields(log, logObject);

test/unit/mongo_client.test.js

@@ -864,6 +864,26 @@ describe('MongoOptions', function () {
         });
       });
 
+      context('when option is not a valid MongoDBLogwritable stream', function () {
+        it('should default to stderr', function () {
+          const writable = {
+            buffer: [],
+            misNamedWrite(log) {
+              this.buffer.push(log);
+            }
+          };
+          const client = new MongoClient('mongodb://a/', {
+            [loggerFeatureFlag]: true,
+            mongodbLogPath: writable
+          });
+          const log = { t: new Date(), c: 'constructorInvalidOption', s: 'error' };
+          client.options.mongoLoggerOptions.logDestination.write(log);
+          expect(stderrStub.write).calledWith(
+            inspect(log, { breakLength: Infinity, compact: true })
+          );
+        });
+      });
+
       context('when option is `stdout`', function () {
         it('it is accessible through mongoLogger.logDestination', function () {
           const client = new MongoClient('mongodb://a/', {