POC

src/cursor/abstract_cursor.ts

@@ -21,7 +21,7 @@ import { ReadPreference, type ReadPreferenceLike } from '../read_preference';
 import { type AsyncDisposable, configureResourceManagement } from '../resource_management';
 import type { Server } from '../sdam/server';
 import { ClientSession, maybeClearPinnedConnection } from '../sessions';
-import { TimeoutContext } from '../timeout';
+import { type CSOTTimeoutContext, type Timeout, TimeoutContext } from '../timeout';
 import { type MongoDBNamespace, squashError } from '../utils';
 
 /**
@@ -119,6 +119,9 @@ export interface AbstractCursorOptions extends BSONSerializeOptions {
   timeoutMS?: number;
   /** @internal TODO(NODE-5688): make this public */
   timeoutMode?: CursorTimeoutMode;
+
+  /** @internal */
+  timeoutContext?: CursorTimeoutContext;
 }
 
 /** @internal */
@@ -140,6 +143,46 @@ export type AbstractCursorEvents = {
   [AbstractCursor.CLOSE](): void;
 };
 
+export class CursorTimeoutContext extends TimeoutContext {
+  constructor(
+    public timeoutContext: TimeoutContext,
+    public owner: AbstractCursor | null = null
+  ) {
+    super();
+  }
+
+  override get serverSelectionTimeout(): Timeout | null {
+    return this.timeoutContext.serverSelectionTimeout;
+  }
+  override get connectionCheckoutTimeout(): Timeout | null {
+    return this.timeoutContext.connectionCheckoutTimeout;
+  }
+  override get clearServerSelectionTimeout(): boolean {
+    return this.timeoutContext.clearServerSelectionTimeout;
+  }
+  override get clearConnectionCheckoutTimeout(): boolean {
+    return this.timeoutContext.clearConnectionCheckoutTimeout;
+  }
+  override get timeoutForSocketWrite(): Timeout | null {
+    return this.timeoutContext.timeoutForSocketWrite;
+  }
+  override get timeoutForSocketRead(): Timeout | null {
+    return this.timeoutContext.timeoutForSocketRead;
+  }
+  override csotEnabled(): this is CSOTTimeoutContext {
+    return this.timeoutContext.csotEnabled();
+  }
+  override refresh(): void {
+    return this.timeoutContext.refresh();
+  }
+  override clear(): void {
+    return this.timeoutContext.clear();
+  }
+  override refreshed(): TimeoutContext {
+    return new CursorTimeoutContext(this.timeoutContext.refreshed(), this.owner);
+  }
+}
+
 /** @public */
 export abstract class AbstractCursor<
     TSchema = any,
@@ -171,7 +214,7 @@ export abstract class AbstractCursor<
   /** @internal */
   protected readonly cursorOptions: InternalAbstractCursorOptions;
   /** @internal */
-  protected timeoutContext?: TimeoutContext;
+  protected timeoutContext?: CursorTimeoutContext;
 
   /** @event */
   static readonly CLOSE = 'close' as const;
@@ -264,6 +307,8 @@ export abstract class AbstractCursor<
         utf8: options?.enableUtf8Validation === false ? false : true
       }
     };
+
+    this.timeoutContext = options.timeoutContext;
   }
 
   /**
@@ -790,10 +835,13 @@ export abstract class AbstractCursor<
    */
   private async cursorInit(): Promise<void> {
     if (this.cursorOptions.timeoutMS != null) {
-      this.timeoutContext = TimeoutContext.create({
-        serverSelectionTimeoutMS: this.client.options.serverSelectionTimeoutMS,
-        timeoutMS: this.cursorOptions.timeoutMS
-      });
+      this.timeoutContext = new CursorTimeoutContext(
+        TimeoutContext.create({
+          serverSelectionTimeoutMS: this.client.options.serverSelectionTimeoutMS,
+          timeoutMS: this.cursorOptions.timeoutMS
+        }),
+        this
+      );
     }
     try {
       const state = await this._initialize(this.cursorSession);

src/cursor/client_bulk_write_cursor.ts

@@ -36,7 +36,7 @@ export class ClientBulkWriteCursor extends AbstractCursor {
   constructor(
     client: MongoClient,
     commandBuilder: ClientBulkWriteCommandBuilder,
-    options: ClientBulkWriteOptions = {}
+    options: ClientBulkWriteOptions & AbstractCursorOptions = {}
   ) {
     super(client, new MongoDBNamespace('admin', '$cmd'), options);
 

src/mongo_client.ts

@@ -493,7 +493,7 @@ export class MongoClient extends TypedEventEmitter<MongoClientEvents> implements
     models: AnyClientBulkWriteModel[],
     options?: ClientBulkWriteOptions
   ): Promise<ClientBulkWriteResult | { ok: 1 }> {
-    return await new ClientBulkWriteExecutor(this, models, options).execute();
+    return await new ClientBulkWriteExecutor(this, models, resolveOptions(this, options)).execute();
   }
 
   /**

src/operations/client_bulk_write/executor.ts

@@ -1,5 +1,7 @@
+import { CursorTimeoutContext } from '../../cursor/abstract_cursor';
 import { ClientBulkWriteCursor } from '../../cursor/client_bulk_write_cursor';
 import { type MongoClient } from '../../mongo_client';
+import { TimeoutContext } from '../../timeout';
 import { WriteConcern } from '../../write_concern';
 import { executeOperation } from '../execute_operation';
 import { ClientBulkWriteOperation } from './client_bulk_write';
@@ -55,19 +57,29 @@ export class ClientBulkWriteExecutor {
       this.options,
       pkFactory
     );
+
+    const timeoutContext = TimeoutContext.create({
+      ...this.options,
+      serverSelectionTimeoutMS: this.client.s.options.serverSelectionTimeoutMS,
+      waitQueueTimeoutMS: this.client.s.options.waitQueueTimeoutMS,
+      socketTimeoutMS: this.client.s.options.socketTimeoutMS
+    });
     // Unacknowledged writes need to execute all batches and return { ok: 1}
     if (this.options.writeConcern?.w === 0) {
       while (commandBuilder.hasNextBatch()) {
         const operation = new ClientBulkWriteOperation(commandBuilder, this.options);
-        await executeOperation(this.client, operation);
+        await executeOperation(this.client, operation, timeoutContext);
       }
       return { ok: 1 };
     } else {
       const resultsMerger = new ClientBulkWriteResultsMerger(this.options);
       // For each command will will create and exhaust a cursor for the results.
       let currentBatchOffset = 0;
       while (commandBuilder.hasNextBatch()) {
-        const cursor = new ClientBulkWriteCursor(this.client, commandBuilder, this.options);
+        const cursor = new ClientBulkWriteCursor(this.client, commandBuilder, {
+          ...this.options,
+          timeoutContext: new CursorTimeoutContext(timeoutContext)
+        });
         const docs = await cursor.toArray();
         const operations = cursor.operations;
         resultsMerger.merge(currentBatchOffset, operations, cursor.response, docs);

src/timeout.ts

@@ -195,6 +195,8 @@ export abstract class TimeoutContext {
   abstract refresh(): void;
 
   abstract clear(): void;
+
+  abstract refreshed(): TimeoutContext;
 }
 
 /** @internal */
@@ -305,6 +307,10 @@ export class CSOTTimeoutContext extends TimeoutContext {
     this._serverSelectionTimeout?.clear();
     this._connectionCheckoutTimeout?.clear();
   }
+
+  override refreshed(): CSOTTimeoutContext {
+    return new CSOTTimeoutContext(this);
+  }
 }
 
 /** @internal */
@@ -351,4 +357,8 @@ export class LegacyTimeoutContext extends TimeoutContext {
   clear(): void {
     return;
   }
+
+  override refreshed(): LegacyTimeoutContext {
+    return new LegacyTimeoutContext(this.options);
+  }
 }