feat(docdb): add option to set the name of the generated Secret

packages/@aws-cdk/aws-docdb/lib/cluster.ts

@@ -353,6 +353,7 @@ export class DatabaseCluster extends DatabaseClusterBase {
         username: props.masterUser.username,
         encryptionKey: props.masterUser.kmsKey,
         excludeCharacters: props.masterUser.excludeCharacters,
+        secretName: props.masterUser.secretName,
       });
     }
 

packages/@aws-cdk/aws-docdb/lib/props.ts

@@ -60,6 +60,13 @@ export interface Login {
    * @default "\"@/"
    */
   readonly excludeCharacters?: string;
+
+  /**
+   * The physical name of the secret, that will be generated.
+   *
+   * @default Secretsmanager will generate a physical name for the secret
+   */
+  readonly secretName?: string;
 }
 
 /**