fix(deps)!: use grpc-js instead of grpc extension

package.json

@@ -62,7 +62,6 @@
     "extend": "^3.0.2",
     "google-auth-library": "^3.0.0",
     "google-gax": "^1.0.0",
-    "grpc": "1.21.1",
     "is-stream-ended": "^0.1.4",
     "lodash.snakecase": "^4.1.1",
     "p-defer": "^3.0.0",

src/index.ts

@@ -77,8 +77,8 @@
 const v1 = require('./v1');
 export {v1};
 
+export {ServiceError} from '@grpc/grpc-js';
 export {CallOptions} from 'google-gax';
-export {ServiceError} from 'grpc';
 export {
   Policy,
   GetPolicyCallback,

src/message-queues.ts

@@ -15,7 +15,7 @@
  */
 
 import {CallOptions} from 'google-gax';
-import {Metadata, ServiceError, status} from 'grpc';
+import {Metadata, ServiceError, status} from '@grpc/grpc-js';
 import defer = require('p-defer');
 
 import {Message, Subscriber} from './subscriber';
@@ -48,15 +48,17 @@ export interface BatchOptions {
  */
 export class BatchError extends Error implements ServiceError {
   ackIds: string[];
-  code?: status;
-  metadata?: Metadata;
+  code: status;
+  details: string;
+  metadata: Metadata;
   constructor(err: ServiceError, ackIds: string[], rpc: string) {
     super(
       `Failed to "${rpc}" for ${ackIds.length} message(s). Reason: ${err.message}`
     );
 
     this.ackIds = ackIds;
     this.code = err.code;
+    this.details = err.details;
     this.metadata = err.metadata;
   }
 }

src/message-stream.ts

@@ -22,7 +22,7 @@ import {
   ServiceError,
   status,
   StatusObject,
-} from 'grpc';
+} from '@grpc/grpc-js';
 import * as isStreamEnded from 'is-stream-ended';
 import {PassThrough} from 'stream';
 
@@ -69,11 +69,13 @@ type PullStream = ClientDuplexStream<StreamingPullRequest, PullResponse> & {
  * @param {object} status The gRPC status object.
  */
 export class StatusError extends Error implements ServiceError {
-  code?: status;
-  metadata?: Metadata;
+  code: status;
+  details: string;
+  metadata: Metadata;
   constructor(status: StatusObject) {
     super(status.details);
     this.code = status.code;
+    this.details = status.details;
     this.metadata = status.metadata;
   }
 }
@@ -87,11 +89,15 @@ export class StatusError extends Error implements ServiceError {
  */
 export class ChannelError extends Error implements ServiceError {
   code: status;
+  details: string;
+  metadata: Metadata;
   constructor(err: Error) {
     super(`Failed to connect to channel. Reason: ${err.message}`);
     this.code = err.message.includes('deadline')
       ? status.DEADLINE_EXCEEDED
       : status.UNKNOWN;
+    this.details = err.message;
+    this.metadata = new Metadata();
   }
 }
 
@@ -259,9 +265,14 @@ export class MessageStream extends PassThrough {
    * @private
    */
   private _keepAlive(): void {
-    for (const stream of this._streams.keys()) {
-      stream.write({});
-    }
+    this._streams.forEach((receivedStatus, stream) => {
+      // its possible that a status event fires off (signaling the rpc being
+      // closed) but the stream hasn't drained yet, writing to this stream will
+      // result in a `write after end` error
+      if (!receivedStatus) {
+        stream.write({});
+      }
+    });
   }
   /**
    * Once the stream has nothing left to read, we'll remove it and attempt to

src/pubsub.ts

@@ -21,7 +21,8 @@ import is from '@sindresorhus/is';
 import * as extend from 'extend';
 import {GoogleAuth} from 'google-auth-library';
 import * as gax from 'google-gax';
-import * as grpc from 'grpc';
+import * as grpc from '@grpc/grpc-js';
+import {ServiceError, ChannelCredentials} from '@grpc/grpc-js';
 
 const PKG = require('../../package.json');
 const v1 = require('./v1');
@@ -46,7 +47,6 @@ import {PublishOptions} from './publisher';
 import {CallOptions} from 'google-gax';
 import {Transform} from 'stream';
 import {google} from '../proto/pubsub';
-import {ServiceError, ChannelCredentials} from 'grpc';
 
 const opts = {} as gax.GrpcClientOptions;
 
@@ -263,10 +263,6 @@ export class PubSub {
     }
     this.options = Object.assign(
       {
-        grpc,
-        'grpc.keepalive_time_ms': 300000,
-        'grpc.max_send_message_length': -1,
-        'grpc.max_receive_message_length': 20000001,
         libName: 'gccl',
         libVersion: PKG.version,
         scopes: Object.keys(allScopes),
@@ -932,7 +928,7 @@ export class PubSub {
   request<T, R = void>(config: RequestConfig, callback: RequestCallback<T, R>) {
     this.getClient_(config, (err, client) => {
       if (err) {
-        callback(err);
+        callback(err as ServiceError);
         return;
       }
       let reqOpts = extend(true, {}, config.reqOpts);

src/pull-retry.ts

@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-import {StatusObject, status} from 'grpc';
+import {StatusObject, status} from '@grpc/grpc-js';
 
 /*!
  * retryable status codes

system-test/pubsub.ts

@@ -15,6 +15,7 @@
  */
 
 import * as assert from 'assert';
+import * as crypto from 'crypto';
 import defer = require('p-defer');
 import * as uuid from 'uuid';
 
@@ -506,6 +507,24 @@ describe('pubsub', () => {
       }
     });
 
+    it('should send and receive large messages', done => {
+      const subscription = topic.subscription(SUB_NAMES[0]);
+      const buf = crypto.randomBytes(9000000); // 9mb
+
+      topic.publish(buf, (err, messageId) => {
+        assert.ifError(err);
+
+        subscription.on('error', done).on('message', ({id, data}: Message) => {
+          if (id !== messageId) {
+            return;
+          }
+
+          assert.deepStrictEqual(data, buf);
+          subscription.close(done);
+        });
+      });
+    });
+
     // can be ran manually to test options/memory usage/etc.
     // tslint:disable-next-line ban
     it.skip('should handle a large volume of messages', async function() {

test/message-queues.ts

@@ -17,7 +17,7 @@
 import * as assert from 'assert';
 import {EventEmitter} from 'events';
 import {CallOptions} from 'google-gax';
-import {Metadata, ServiceError} from 'grpc';
+import {Metadata, ServiceError} from '@grpc/grpc-js';
 import * as proxyquire from 'proxyquire';
 import * as sinon from 'sinon';
 import * as uuid from 'uuid';
@@ -322,7 +322,7 @@ describe('MessageQueues', () => {
 
       const ackIds = messages.map(message => message.ackId);
 
-      const fakeError: ServiceError = new Error('Err.');
+      const fakeError = new Error('Err.') as ServiceError;
       fakeError.code = 2;
       fakeError.metadata = new Metadata();
 
@@ -446,7 +446,7 @@ describe('MessageQueues', () => {
 
       const ackIds = messages.map(message => message.ackId);
 
-      const fakeError: ServiceError = new Error('Err.');
+      const fakeError = new Error('Err.') as ServiceError;
       fakeError.code = 2;
       fakeError.metadata = new Metadata();
 

test/message-stream.ts

@@ -15,7 +15,7 @@
  */
 
 import * as assert from 'assert';
-import {Metadata, ServiceError} from 'grpc';
+import {Metadata, ServiceError} from '@grpc/grpc-js';
 import * as proxyquire from 'proxyquire';
 import * as sinon from 'sinon';
 import {Duplex, PassThrough} from 'stream';

test/pubsub.ts

@@ -19,8 +19,8 @@ import * as promisify from '@google-cloud/promisify';
 import arrify = require('arrify');
 import * as assert from 'assert';
 import * as gax from 'google-gax';
-import * as grpc from 'grpc';
-import {CallOptions, ServiceError, ChannelCredentials} from 'grpc';
+import * as grpc from '@grpc/grpc-js';
+import {CallOptions, ChannelCredentials, ServiceError} from '@grpc/grpc-js';
 import * as proxyquire from 'proxyquire';
 import * as sinon from 'sinon';
 
@@ -189,10 +189,6 @@ describe('PubSub', () => {
 
   describe('instantiation', () => {
     const DEFAULT_OPTIONS = {
-      grpc,
-      'grpc.keepalive_time_ms': 300000,
-      'grpc.max_send_message_length': -1,
-      'grpc.max_receive_message_length': 20000001,
       libName: 'gccl',
       libVersion: PKG.version,
       scopes: [],

test/pull-retry.ts

@@ -16,7 +16,7 @@
 
 import assert = require('assert');
 import sinon = require('sinon');
-import {StatusObject, status} from 'grpc';
+import {StatusObject, status} from '@grpc/grpc-js';
 import {PullRetry} from '../src/pull-retry';
 
 describe('PullRetry', () => {

test/subscription.ts

@@ -17,7 +17,7 @@
 import * as pfy from '@google-cloud/promisify';
 import * as assert from 'assert';
 import {EventEmitter} from 'events';
-import {ServiceError} from 'grpc';
+import {ServiceError} from '@grpc/grpc-js';
 import * as proxyquire from 'proxyquire';
 import * as sinon from 'sinon';
 
@@ -506,7 +506,7 @@ describe('Subscription', () => {
     });
 
     describe('error', () => {
-      const error = new Error('err');
+      const error = new Error('err') as ServiceError;
 
       beforeEach(() => {
         subscription.request = (config, callback) => {

test/topic.ts

@@ -17,7 +17,7 @@
 import * as pfy from '@google-cloud/promisify';
 import * as assert from 'assert';
 import {CallOptions} from 'google-gax';
-import {ServiceError} from 'grpc';
+import {ServiceError} from '@grpc/grpc-js';
 import * as proxyquire from 'proxyquire';
 import * as sinon from 'sinon';
 
@@ -440,7 +440,7 @@ describe('Topic', () => {
     });
 
     it('should pass back any errors that occur', done => {
-      const error = new Error('err');
+      const error = new Error('err') as ServiceError;
       const apiResponse = {};
 
       topic.request = (