The ReceiverLink class represents a link that accepts incoming messages.
Inheritance: Link
Example #1
0
        static void Main(string[] args)
        {
            string brokerUrl = "amqp://localhost:5672";
              string address   = "my_queue";

              Address    brokerAddr = new Address(brokerUrl);
              Connection connection = new Connection(brokerAddr);
              Session    session    = new Session(connection);

              SenderLink   sender   = new   SenderLink(session, "sender",   address);
              ReceiverLink receiver = new ReceiverLink(session, "receiver", address);

              Message helloOut = new Message("Hello World!");
              sender.Send(helloOut);

              Message helloIn = receiver.Receive();
              receiver.Accept(helloIn);

              Console.WriteLine(helloIn.Body.ToString());

              receiver.Close();
              sender.Close();
              session.Close();
              connection.Close();
        }
        public async Task WebSocketSendReceiveAsync()
        {
            string testName = "WebSocketSendReceiveAsync";

            // assuming it matches the broker's setup and port is not taken
            Address wsAddress = new Address("ws://*****:*****@localhost:18080");
            int nMsgs = 50;

            Connection connection = await Connection.Factory.CreateAsync(wsAddress);
            Session session = new Session(connection);
            SenderLink sender = new SenderLink(session, "sender-" + testName, "q1");

            for (int i = 0; i < nMsgs; ++i)
            {
                Message message = new Message();
                message.Properties = new Properties() { MessageId = "msg" + i, GroupId = testName };
                message.ApplicationProperties = new ApplicationProperties();
                message.ApplicationProperties["sn"] = i;
                await sender.SendAsync(message);
            }

            ReceiverLink receiver = new ReceiverLink(session, "receiver-" + testName, "q1");
            for (int i = 0; i < nMsgs; ++i)
            {
                Message message = await receiver.ReceiveAsync();
                Trace.WriteLine(TraceLevel.Information, "receive: {0}", message.ApplicationProperties["sn"]);
                receiver.Accept(message);
            }

            await sender.CloseAsync();
            await receiver.CloseAsync();
            await session.CloseAsync();
            await connection.CloseAsync();
        }
        async Task RunSampleAsync()
        {
            ConnectionFactory factory = new ConnectionFactory();
            factory.SASL.Profile = SaslProfile.External;

            Trace.WriteLine(TraceLevel.Information, "Establishing a connection...");
            Address address = new Address(this.Namespace, 5671, null, null, "/", "amqps");
            var connection = await factory.CreateAsync(address);

            // before any operation can be performed, a token must be put to the $cbs node
            Trace.WriteLine(TraceLevel.Information, "Putting a token to the $cbs node...");
            await PutTokenAsync(connection);

            Trace.WriteLine(TraceLevel.Information, "Sending a message...");
            var session = new Session(connection);
            var sender = new SenderLink(session, "ServiceBus.Cbs:sender-link", this.Entity);
            await sender.SendAsync(new Message("test"));
            await sender.CloseAsync();

            Trace.WriteLine(TraceLevel.Information, "Receiving the message back...");
            var receiver = new ReceiverLink(session, "ServiceBus.Cbs:receiver-link", this.Entity);
            var message = await receiver.ReceiveAsync();
            receiver.Accept(message);
            await receiver.CloseAsync();

            Trace.WriteLine(TraceLevel.Information, "Closing the connection...");
            await session.CloseAsync();
            await connection.CloseAsync();
        }
Example #4
0
        static void RunRequestClient(string address)
        {
            Connection connection = new Connection(new Address(address));
            Session session = new Session(connection);

            string replyTo = "client-reply-to";
            Attach recvAttach = new Attach()
            {
                Source = new Source() { Address = "request_processor" },
                Target = new Target() { Address = replyTo }
            };

            ReceiverLink receiver = new ReceiverLink(session, "request-client-receiver", recvAttach, null);
            SenderLink sender = new SenderLink(session, "request-client-sender", "request_processor");

            Message request = new Message("hello");
            request.Properties = new Properties() { MessageId = "request1", ReplyTo = replyTo };
            sender.Send(request, null, null);
            Console.WriteLine("Sent request {0} body {1}", request.Properties, request.Body);

            Message response = receiver.Receive();
            Console.WriteLine("Received response: {0} body {1}", response.Properties, response.Body);
            receiver.Accept(response);

            receiver.Close();
            sender.Close();
            session.Close();
            connection.Close();
        }
Example #5
0
        public void TestMethod_BasicSendReceive()
        {
            string testName = "BasicSendReceive";
            const int nMsgs = 200;
            Connection connection = new Connection(testTarget.Address);
            Session session = new Session(connection);
            SenderLink sender = new SenderLink(session, "sender-" + testName, testTarget.Path);

            for (int i = 0; i < nMsgs; ++i)
            {
                Message message = new Message("msg" + i);
                message.Properties = new Properties() { GroupId = "abcdefg" };
                message.ApplicationProperties = new ApplicationProperties();
                message.ApplicationProperties["sn"] = i;
                sender.Send(message, null, null);
            }

            ReceiverLink receiver = new ReceiverLink(session, "receiver-" + testName, testTarget.Path);
            for (int i = 0; i < nMsgs; ++i)
            {
                Message message = receiver.Receive();
                Trace.WriteLine(TraceLevel.Verbose, "receive: {0}", message.ApplicationProperties["sn"]);
                receiver.Accept(message);
            }
            
            sender.Close();
            receiver.Close();
            session.Close();
            connection.Close();
        }
Example #6
0
        /// <summary>
        /// Creates the transport
        /// </summary>
        public AmqpLiteTransport(string inputQueueName) : base(inputQueueName)
        {
            amqpAddress = new AmqpLite.Address("rebustest.servicebus.windows.net", 5671, "rebustest", "SomeSecretKey");
            amqpConnection = new AmqpLite.Connection(amqpAddress);
            amqpSession = new AmqpLite.Session(amqpConnection);

            if (inputQueueName != null)
            {
                amqpReceiver = new AmqpLite.ReceiverLink(amqpSession, "rebus-receiver", inputQueueName);
            }
        }
        //
        // Sample invocation: Interop.Drain.exe --broker localhost:5672 --timeout 30 --address my-queue
        //
        static int Main(string[] args)
        {
            const int ERROR_SUCCESS = 0;
            const int ERROR_NO_MESSAGE = 1;
            const int ERROR_OTHER = 2;

            int exitCode = ERROR_SUCCESS;
            Connection connection = null;
            try
            {
                Options options = new Options(args);

                Address address = new Address(options.Url);
                connection = new Connection(address);
                Session session = new Session(connection);
                ReceiverLink receiver = new ReceiverLink(session, "receiver-drain", options.Address);
                int timeout = int.MaxValue;
                if (!options.Forever)
                    timeout = 1000 * options.Timeout;
                Message message = new Message();
                int nReceived = 0;
                receiver.SetCredit(options.InitialCredit);
                while ((message = receiver.Receive(timeout)) != null)
                {
                    nReceived++;
                    if (!options.Quiet)
                    {
                        Console.WriteLine("Message(Properties={0}, ApplicationProperties={1}, Body={2}",
                                      message.Properties, message.ApplicationProperties, message.Body);
                    }
                    receiver.Accept(message);
                    if (options.Count > 0 && nReceived == options.Count)
                    {
                        break;
                    }
                }
                if (message == null)
                {
                    exitCode = ERROR_NO_MESSAGE;
                }
                receiver.Close();
                session.Close();
                connection.Close();
            }
            catch (Exception e)
            {
                Console.WriteLine("Exception {0}.", e);
                if (null != connection)
                    connection.Close();
                exitCode = ERROR_OTHER;
            }
            return exitCode;
        }
Example #8
0
        protected void GetPartitions(Session session)
        {
            ReceiverLink receiverLink = null;
            SenderLink senderLink = null;

            try
            {
                // create a pair of links for request/response
                Trace.WriteLine(TraceLevel.Information, "Creating a request and a response link...");
                string clientNode = "client-temp-node";
                senderLink = new SenderLink(session, "mgmt-sender", "$management");
                receiverLink = new ReceiverLink(
                    session,
                    "mgmt-receiver",
                    new Attach()
                    {
                        Source = new Source() { Address = "$management" },
                        Target = new Target() { Address = clientNode }
                    },
                    null);

                var request = new Amqp.Message();
                request.Properties = new Properties() { MessageId = "request1", ReplyTo = clientNode };
                request.ApplicationProperties = new ApplicationProperties();
                request.ApplicationProperties["operation"] = "READ";
                request.ApplicationProperties["name"] = settings.EventHubName;
                request.ApplicationProperties["type"] = "com.microsoft:eventhub";
                senderLink.Send(request, null, null);

                var response = receiverLink.Receive(15000); // time out after 15 seconds
                if (response == null)
                {
                    throw new Exception("No get partitions response was received.");
                }

                receiverLink.Accept(response);

                Trace.WriteLine(TraceLevel.Information, "Partition info {0}", response.Body.ToString());
                var partitionStrings = (string[])((Map)response.Body)["partition_ids"];
                Trace.WriteLine(TraceLevel.Information, "Partitions {0}", string.Join(",", partitionStrings));
                this.partitions = new List<string>(partitionStrings);
            }
            catch (Exception x)
            {
                Trace.WriteLine(TraceLevel.Error, "Error retrieving partitions:\r\n{0}", x.ToString());
                throw x;
            }
            finally
            {
                if (receiverLink != null) receiverLink.Close();
                if (senderLink != null) senderLink.Close();
            }
        }
Example #9
0
        static string[] GetPartitions()
        {
            Trace.WriteLine(TraceLevel.Information, "Retrieving partitions...");
            Trace.WriteLine(TraceLevel.Information, "Establishing a connection...");
            Address address = new Address(sbNamespace, 5671, keyName, keyValue);
            Connection connection = new Connection(address);

            Trace.WriteLine(TraceLevel.Information, "Creating a session...");
            Session session = new Session(connection);

            // create a pair of links for request/response
            Trace.WriteLine(TraceLevel.Information, "Creating a request and a response link...");
            string clientNode = "client-temp-node";
            SenderLink sender = new SenderLink(session, "mgmt-sender", "$management");
            ReceiverLink receiver = new ReceiverLink(
                session,
                "mgmt-receiver",
                new Attach()
                {
                    Source = new Source() { Address = "$management" },
                    Target = new Target() { Address = clientNode }
                },
                null);

            Message request = new Message();
            request.Properties = new Properties() { MessageId = "request1", ReplyTo = clientNode };
            request.ApplicationProperties = new ApplicationProperties();
            request.ApplicationProperties["operation"] = "READ";
            request.ApplicationProperties["name"] = entity;
            request.ApplicationProperties["type"] = "com.microsoft:eventhub";
            sender.Send(request, null, null);

            Message response = receiver.Receive();
            if (response == null)
            {
                throw new Exception("No response was received.");
            }

            receiver.Accept(response);
            receiver.Close();
            sender.Close();
            connection.Close();

            Trace.WriteLine(TraceLevel.Information, "Partition info {0}", response.Body.ToString());
            string[] partitions = (string[])((Map)response.Body)["partition_ids"];
            Trace.WriteLine(TraceLevel.Information, "Partitions {0}", string.Join(",", partitions));
            Trace.WriteLine(TraceLevel.Information, "");

            return partitions;
        }
        async Task PutTokenAsync(Connection connection)
        {
            var session = new Session(connection);

            string cbsClientAddress = "cbs-client-reply-to";
            var cbsSender = new SenderLink(session, "cbs-sender", "$cbs");
            var receiverAttach = new Attach()
            {
                Source = new Source() { Address = "$cbs" },
                Target = new Target() { Address = cbsClientAddress }
            };
            var cbsReceiver = new ReceiverLink(session, "cbs-receiver", receiverAttach, null);
            var sasToken = GetSASToken(this.KeyName, this.KeyValue, string.Format("http://{0}/{1}", this.Namespace, this.Entity), TimeSpan.FromMinutes(20));
            Trace.WriteLine(TraceLevel.Information, " sas token: {0}", sasToken);

            // construct the put-token message
            var request = new Message(sasToken);
            request.Properties = new Properties();
            request.Properties.MessageId = "1";
            request.Properties.ReplyTo = cbsClientAddress;
            request.ApplicationProperties = new ApplicationProperties();
            request.ApplicationProperties["operation"] = "put-token";
            request.ApplicationProperties["type"] = "servicebus.windows.net:sastoken";
            request.ApplicationProperties["name"] = string.Format("amqp://{0}/{1}", this.Namespace, this.Entity);
            await cbsSender.SendAsync(request);
            Trace.WriteLine(TraceLevel.Information, " request: {0}", request.Properties);
            Trace.WriteLine(TraceLevel.Information, " request: {0}", request.ApplicationProperties);

            // receive the response
            var response = await cbsReceiver.ReceiveAsync();
            if (response == null || response.Properties == null || response.ApplicationProperties == null)
            {
                throw new Exception("invalid response received");
            }

            // validate message properties and status code.
            Trace.WriteLine(TraceLevel.Information, " response: {0}", response.Properties);
            Trace.WriteLine(TraceLevel.Information, " response: {0}", response.ApplicationProperties);
            int statusCode = (int)response.ApplicationProperties["status-code"];
            if (statusCode != (int)HttpStatusCode.Accepted && statusCode != (int)HttpStatusCode.OK)
            {
                throw new Exception("put-token message was not accepted. Error code: " + statusCode);
            }

            // the sender/receiver may be kept open for refreshing tokens
            await cbsSender.CloseAsync();
            await cbsReceiver.CloseAsync();
            await session.CloseAsync();
        }
Example #11
0
		public async Task<bool> ReceiveMessageFromDevice()
		{
			var receiver = new ReceiverLink(session, "receive-link",
								 "/messages/servicebound/feedback");
			while (true)
			{
				var message = await receiver.ReceiveAsync();
				if (message == null)
					continue;
				
				receiver.Accept(message);

				return true;
			}
		}
Example #12
0
        private static Message ReceiveMessage(string queue)
        {
            var connection = new Connection(new Address("localhost", 5672, "user", "pass", "/", "AMQP"));

            var session = new Amqp.Session(connection);

            Amqp.Framing.Attach rcvAttach = new Amqp.Framing.Attach()
            {
                Source = new Amqp.Framing.Source()
                {
                    Address = "/queue/" + queue,
                    Durable = 1
                },

                Target = new Amqp.Framing.Target()
                {
                    Durable = 1
                }
            };

            var receiver = new Amqp.ReceiverLink(session, "foo-receiver", rcvAttach, null);

            Amqp.Message amqpMessage = null;

            try
            {
                amqpMessage = receiver.Receive(new TimeSpan(0, 0, 5)); // wait - timeout 5 seconds

                if (amqpMessage == null)
                {
                    // nothing received - timeout expired
                    // queue is empty !
                    Console.WriteLine("No message received, queue is empty ...");
                    return(null);
                }
                else
                {
                    receiver.Accept(amqpMessage);
                    return(amqpMessage);
                }
            }
            catch (Exception ex)
            {
                throw ex;
            }
        }
    static async Task<int> SslConnectionTestAsync(string brokerUrl, string address, string certfile)
    {
      try
      {
        ConnectionFactory factory = new ConnectionFactory();
        factory.TCP.NoDelay = true;
        factory.TCP.SendBufferSize = 16 * 1024;
        factory.TCP.SendTimeout = 30000;
        factory.TCP.ReceiveBufferSize = 16 * 1024;
        factory.TCP.ReceiveTimeout = 30000;
          
        factory.SSL.RemoteCertificateValidationCallback = (a, b, c, d) => true;
        factory.SSL.ClientCertificates.Add(X509Certificate.CreateFromCertFile(certfile));
        factory.SSL.CheckCertificateRevocation = false;
          
        factory.AMQP.MaxFrameSize = 64 * 1024;
        factory.AMQP.HostName = "host.example.com";
        factory.AMQP.ContainerId = "amq.topic";
           
        Address sslAddress = new Address(brokerUrl);
        Connection connection = await factory.CreateAsync(sslAddress);

        Session session = new Session(connection);
        SenderLink sender = new SenderLink(session, "sender1", address);
        ReceiverLink receiver = new ReceiverLink(session, "helloworld-receiver", address);
           
        Message helloOut = new Message("Hello - using client cert");
        await sender.SendAsync(helloOut);

        Message helloIn = await receiver.ReceiveAsync();
        receiver.Accept(helloIn);

        await connection.CloseAsync();

        Console.WriteLine("{0}", helloIn.Body.ToString());

        Console.WriteLine("Press enter key to exit...");
        Console.ReadLine();
        return 0;
      }
      catch (Exception e)
      {
        Console.WriteLine("Exception {0}.", e);
        return 1;
      }
    }
Example #14
0
        async Task SendReceiveAsync(int count)
        {
            Trace.WriteLine(TraceLevel.Information, "Establishing a connection...");
            Connection connection = await Connection.Factory.CreateAsync(this.GetAddress());

            Trace.WriteLine(TraceLevel.Information, "Creating a session...");
            Session session = new Session(connection);

            Trace.WriteLine(TraceLevel.Information, "Creating a sender link...");
            SenderLink sender = new SenderLink(session, "sessionful-sender-link", this.Entity);

            Trace.WriteLine(TraceLevel.Information, "Sending {0} messages...", count);
            for (int i = 0; i < count; i++)
            {
                Message message = new Message();
                message.Properties = new Properties() { MessageId = "topic-test-" + i };
                message.BodySection = new Data() { Binary = Encoding.UTF8.GetBytes("message #" + i) };
                await sender.SendAsync(message);
            }

            Trace.WriteLine(TraceLevel.Information, "Closing sender...");
            await sender.CloseAsync();

            Trace.WriteLine(TraceLevel.Information, "Receiving messages from subscription...");
            ReceiverLink receiver = new ReceiverLink(session, "receiver-link", this.Entity + "/Subscriptions/sub1");
            for (int i = 0; i < count; i++)
            {
                Message message = await receiver.ReceiveAsync(30000);
                if (message == null)
                {
                    break;
                }

                receiver.Accept(message);
            }

            Trace.WriteLine(TraceLevel.Information, "Closing receiver...");
            await receiver.CloseAsync();

            Trace.WriteLine(TraceLevel.Information, "Shutting down...");
            await session.CloseAsync();
            await connection.CloseAsync();
        }
Example #15
0
		async static Task<bool> PutCbsToken(Connection connection, string host, string shareAccessSignature, string audience)
		{
			bool result = true;
			Session session = new Session(connection);

			string cbsReplyToAddress = "cbs-reply-to";
			var cbsSender = new SenderLink(session, "cbs-sender", "$cbs");
			var cbsReceiver = new ReceiverLink(session, cbsReplyToAddress, "$cbs");

			// construct the put-token message
			var request = new Message(shareAccessSignature);
			request.Properties = new Properties();
			request.Properties.MessageId = Guid.NewGuid().ToString();
			request.Properties.ReplyTo = cbsReplyToAddress;
			request.ApplicationProperties = new ApplicationProperties();
			request.ApplicationProperties["operation"] = "put-token";
			request.ApplicationProperties["type"] = "azure-devices.net:sastoken";
			request.ApplicationProperties["name"] = audience;
			await cbsSender.SendAsync(request);

			// receive the response
			var response = await cbsReceiver.ReceiveAsync();
			if (response == null || response.Properties == null || response.ApplicationProperties == null)
			{
				result = false;
			}
			else {
				int statusCode = (int)response.ApplicationProperties["status-code"];
				string statusCodeDescription = (string)response.ApplicationProperties["status-description"];
				if (statusCode != (int)202 && statusCode != (int)200) // !Accepted && !OK
				{
					result = false;
				}
			}

			// the sender/receiver may be kept open for refreshing tokens
			await cbsSender.CloseAsync();
			await cbsReceiver.CloseAsync();
			await session.CloseAsync();

			return result;
		}
Example #16
0
        public void InitializeChannels(ReceiveLinkDescription[] receiveLinks)
        {
            InitializeConnectionAndSession();

            foreach (var link in receiveLinks)
            {
                // Some sanity checks first
                if (link.Type != LinkType.Receive) continue;
                if (!this.partitions.Contains(link.PartitionId.ToString()))
                {
                    throw new Exception(string.Format(
                        "Partition '{0}' does not exist in this event hub and cannot be initialized.",
                        link.PartitionId));
                }

                string partitionAddress = string.Format(
                    "{0}/ConsumerGroups/{1}/Partitions/{2}",
                    this.settings.EventHubName,
                    link.ConsumerGroup,
                    link.PartitionId);

                var filters = BuildFilter(link);
                var amqpLink = new ReceiverLink(
                   this.amqpSession,
                   string.Format("receiver-{0}-{1}", this.Name, link.PartitionId),
                   new Source()
                   {
                       Address = partitionAddress,
                       FilterSet = filters
                   },
                   null);

                this.channels.Add(link.Name, new ReceiveChannel()
                {
                    Connection = amqpConnection,
                    Session = amqpSession,
                    Link = amqpLink,
                    Name = link.Name,
                    PartitionId = link.PartitionId.ToString()
                });
            }
        }
Example #17
0
        static void ReceiveMessages(string node, int count, string sessionId)
        {
            Trace.WriteLine(TraceLevel.Information, "Establishing a connection...");
            Address address = new Address(sbNamespace, 5671, keyName, keyValue);
            Connection connection = new Connection(address);

            Trace.WriteLine(TraceLevel.Information, "Creating a session...");
            Session session = new Session(connection);

            Trace.WriteLine(TraceLevel.Information, "Accepting a message session '{0}'...", sessionId ?? "<any>");
            Map filters = new Map();
            filters.Add(new Symbol("com.microsoft:session-filter"), sessionId);

            ReceiverLink receiver = new ReceiverLink(
                session,
                "sessionful-receiver-link",
                new Source() { Address = node, FilterSet = filters },
                null);

            for (int i = 0; i < count; i++)
            {
                Message message = receiver.Receive(30000);
                if (message == null)
                {
                    break;
                }

                if (i == 0)
                {
                    Trace.WriteLine(TraceLevel.Information, "Received message from session '{0}'", message.Properties.GroupId);
                }

                receiver.Accept(message);
            }

            Trace.WriteLine(TraceLevel.Information, "Finished receiving. Shutting down...");
            Trace.WriteLine(TraceLevel.Information, "");

            receiver.Close();
            session.Close();
            connection.Close();
        }
Example #18
0
        static async Task Run()
        {
            string address = "amqp://*****:*****@localhost:5672";

            Connection connection = await Connection.Factory.CreateAsync(new Address(address));
            Session session = new Session(connection);
            SenderLink sender = new SenderLink(session, "test-sender", "q1");

            Message message1 = new Message("Hello AMQP!");
            await sender.SendAsync(message1);

            ReceiverLink receiver = new ReceiverLink(session, "test-receiver", "q1");
            Message message2 = await receiver.ReceiveAsync();
            Console.WriteLine(message2.GetBody<string>());
            receiver.Accept(message2);

            await sender.CloseAsync();
            await receiver.CloseAsync();
            await session.CloseAsync();
            await connection.CloseAsync();
        }
Example #19
0
        /// <summary>
        /// Receives a message asynchronously.
        /// </summary>
        /// <param name="receiver">The link.</param>
        /// <param name="timeout">The timeout in seconds.</param>
        /// <returns></returns>
        public static Task <Message> ReceiveAsync(this ReceiverLink receiver, int timeout = 60000)
        {
            TaskCompletionSource <Message> tcs = new TaskCompletionSource <Message>();

            try
            {
                var message = receiver.ReceiveInternal(
                    (l, m) => tcs.SetResult(m),
                    timeout);
                if (message != null)
                {
                    tcs.SetResult(message);
                }
            }
            catch (Exception exception)
            {
                tcs.SetException(exception);
            }

            return(tcs.Task);
        }
        string[] GetPartitions()
        {
            Address address = new Address(sbNamespace, 5671, ReckeyName, ReckeyValue);
            Connection connection = new Connection(address);
            Session session = new Session(connection);

            // create a pair of links for request/response
            string clientNode = "client-temp-node";
            SenderLink sender = new SenderLink(session, "mgmt-sender", "$management");
            ReceiverLink receiver = new ReceiverLink(
                session,
                "mgmt-receiver",
                new Attach()
                {
                    Source = new Source() { Address = "$management" },
                    Target = new Target() { Address = clientNode }
                },
                null);

            Message request = new Message();
            request.Properties = new Properties() { MessageId = "request1", ReplyTo = clientNode };
            request.ApplicationProperties = new ApplicationProperties();
            request.ApplicationProperties["operation"] = "READ";
            request.ApplicationProperties["name"] = entity;
            request.ApplicationProperties["type"] = "com.microsoft:eventhub";
            sender.Send(request, null, null);

            Message response = receiver.Receive();
            if (response == null)
            {
                throw new Exception("No response was received.");
            }
            receiver.Accept(response);
            receiver.Close();
            sender.Close();
            connection.Close();
            string[] partitions = (string[])((Map)response.Body)["partition_ids"];
            return partitions;
        }
Example #21
0
        /// <summary>
        /// Receives a message asynchronously.
        /// </summary>
        /// <param name="receiver">The receiver link.</param>
        /// <param name="timeout">The timeout in milliseconds to wait for a message.</param>
        /// <returns>A Task for the asynchronous receive operation. The result is a Message object
        /// if available; otherwise a null value.</returns>
        public static Task <Message> ReceiveAsync(this ReceiverLink receiver, int timeout = 60000)
        {
            TaskCompletionSource <Message> tcs = new TaskCompletionSource <Message>();
            var message = receiver.ReceiveInternal(
                (l, m) =>
            {
                if (l.Error != null)
                {
                    tcs.TrySetException(new AmqpException(l.Error));
                }
                else
                {
                    tcs.TrySetResult(m);
                }
            },
                timeout);

            if (message != null)
            {
                tcs.TrySetResult(message);
            }

            return(tcs.Task);
        }
        public void ContainerHostRequestProcessorTest()
        {
            string name = MethodInfo.GetCurrentMethod().Name;
            var processor = new TestRequestProcessor();
            this.host.RegisterRequestProcessor(name, processor);

            int count = 500;
            var connection = new Connection(Address);
            var session = new Session(connection);

            string replyTo = "client-reply-to";
            Attach recvAttach = new Attach()
            {
                Source = new Source() { Address = name },
                Target = new Target() { Address = replyTo }
            };

            var doneEvent = new ManualResetEvent(false);
            List<string> responses = new List<string>();
            ReceiverLink receiver = new ReceiverLink(session, "request-client-receiver", recvAttach, null);
            receiver.Start(
                20,
                (link, message) =>
                {
                    responses.Add(message.GetBody<string>());
                    link.Accept(message);
                    if (responses.Count == count)
                    {
                        doneEvent.Set();
                    }
                });

            SenderLink sender = new SenderLink(session, "request-client-sender", name);
            for (int i = 0; i < count; i++)
            {
                Message request = new Message("Hello");
                request.Properties = new Properties() { MessageId = "request" + i, ReplyTo = replyTo };
                sender.Send(request, SendTimeout);
            }

            Assert.IsTrue(doneEvent.WaitOne(10000), "Not completed in time");

            receiver.Close();
            sender.Close();
            session.Close();
            connection.Close();

            Assert.AreEqual(count, processor.TotalCount);
            Assert.AreEqual(count, responses.Count);
            for (int i = 1; i <= count; i++)
            {
                Assert.AreEqual("OK" + i, responses[i - 1]);
            }
        }
Example #23
0
            int state;  // 0: created, 1: waiting, 2: signaled

            public AsyncWaiter(ReceiverLink link, MessageCallback callback)
            {
                this.link     = link;
                this.callback = callback;
            }
Example #24
0
        public void TestMethod_LinkReopen()
        {
            string testName = "LinkReopen";

            Connection connection = new Connection(testTarget.Address);
            Session session = new Session(connection);
            SenderLink sender = new SenderLink(session, "sender", testTarget.Path);
            sender.Send(new Message("test") { Properties = new Properties() { MessageId = testName } });
            sender.Close();

            sender = new SenderLink(session, "sender", testTarget.Path);
            sender.Send(new Message("test2") { Properties = new Properties() { MessageId = testName } });
            sender.Close();

            ReceiverLink receiver = new ReceiverLink(session, "receiver", testTarget.Path);
            for (int i = 1; i <= 2; i++)
            {
                var m = receiver.Receive();
                Assert.IsTrue(m != null, "Didn't receive message " + i);
                receiver.Accept(m);
            }

            session.Close(0);
            connection.Close();
            Assert.IsTrue(connection.Error == null, "connection has error!");
        }
Example #25
0
        public void TestMethod_ConnectionFrameSize()
        {
            string testName = "ConnectionFrameSize";
            const int nMsgs = 200;
            int frameSize = 4 * 1024;
            Connection connection = new Connection(testTarget.Address, null, new Open() { ContainerId = "c1", MaxFrameSize = (uint)frameSize }, null);
            Session session = new Session(connection);
            SenderLink sender = new SenderLink(session, "sender-" + testName, testTarget.Path);

            for (int i = 0; i < nMsgs; ++i)
            {
                Message message = new Message(new string('A', frameSize + (i - nMsgs / 2)));
                sender.Send(message, null, null);
            }

            ReceiverLink receiver = new ReceiverLink(session, "receiver-" + testName, testTarget.Path);
            for (int i = 0; i < nMsgs; ++i)
            {
                Message message = receiver.Receive();
                string value = (string)message.Body;
                Trace.WriteLine(TraceLevel.Verbose, "receive: {0}x{1}", value[0], value.Length);
                receiver.Accept(message);
            }

            sender.Close();
            receiver.Close();
            session.Close();
            connection.Close();
        }
Example #26
0
        public void TestMethod_AdvancedLinkFlowControl()
        {
            string testName = "AdvancedLinkFlowControl";
            int nMsgs = 20;
            Connection connection = new Connection(testTarget.Address);
            Session session = new Session(connection);

            SenderLink sender = new SenderLink(session, "sender-" + testName, testTarget.Path);
            for (int i = 0; i < nMsgs; ++i)
            {
                Message message = new Message();
                message.Properties = new Properties() { MessageId = "msg" + i };
                sender.Send(message, null, null);
            }

            ReceiverLink receiver = new ReceiverLink(session, "receiver-" + testName, testTarget.Path);
            receiver.SetCredit(2, false);
            Message m1 = receiver.Receive();
            Message m2 = receiver.Receive();
            Assert.AreEqual("msg0", m1.Properties.MessageId);
            Assert.AreEqual("msg1", m2.Properties.MessageId);
            receiver.Accept(m1);
            receiver.Accept(m2);

            ReceiverLink receiver2 = new ReceiverLink(session, "receiver2-" + testName, testTarget.Path);
            receiver2.SetCredit(2, false);
            Message m3 = receiver2.Receive();
            Message m4 = receiver2.Receive();
            Assert.AreEqual("msg2", m3.Properties.MessageId);
            Assert.AreEqual("msg3", m4.Properties.MessageId);
            receiver2.Accept(m3);
            receiver2.Accept(m4);

            receiver.SetCredit(4);
            for (int i = 4; i < nMsgs; i++)
            {
                Message m = receiver.Receive();
                Assert.AreEqual("msg" + i, m.Properties.MessageId);
                receiver.Accept(m);
            }

            sender.Close();
            receiver.Close();
            receiver2.Close();
            session.Close();
            connection.Close();
        }
Example #27
0
 public void TestMethod_LinkCreateClose()
 {
     Connection connection = new Connection(testTarget.Address);
     Session session = new Session(connection);
     SenderLink sender = new SenderLink(session, "sender", testTarget.Path);
     ReceiverLink receiver = new ReceiverLink(session, "receiver", testTarget.Path);
     sender.Close(0);
     receiver.Close(0);
     session.Close(0);
     connection.Close();
     Assert.IsTrue(connection.Error == null, "connection has error!");
 }
Example #28
0
        public void TestMethod_DynamicReceiverLink()
        {
            string testName = "DynamicReceiverLink";
            Connection connection = new Connection(testTarget.Address);
            Session session = new Session(connection);

            string remoteSource = null;
            ManualResetEvent attached = new ManualResetEvent(false);
            OnAttached onAttached = (link, attach) => { remoteSource = ((Source)attach.Source).Address; attached.Set(); };
            ReceiverLink receiver = new ReceiverLink(session, "receiver-" + testName, new Source() { Dynamic = true }, onAttached);

            attached.WaitOne(10000);

            Assert.IsTrue(remoteSource != null, "dynamic source not attached");

            SenderLink sender = new SenderLink(session, "sender-" + testName, remoteSource);
            Message message = new Message("hello");
            sender.Send(message, 60000);

            message = receiver.Receive();
            Assert.IsTrue(message != null, "no message was received.");
            receiver.Accept(message);

            sender.Close();
            receiver.Close();
            session.Close();
            connection.Close();
        }
Example #29
0
        public void TestMethod_RequestResponse()
        {
            string testName = "RequestResponse";
            Connection connection = new Connection(testTarget.Address);
            Session session = new Session(connection);

            // server app: the request handler
            ReceiverLink requestLink = new ReceiverLink(session, "srv.requester-" + testName, testTarget.Path);
            requestLink.Start(10, (l, m) =>
                {
                    l.Accept(m);

                    // got a request, send back a reply
                    SenderLink sender = new SenderLink(session, "srv.replier-" + testName, m.Properties.ReplyTo);
                    Message reply = new Message("received");
                    reply.Properties = new Properties() { CorrelationId = m.Properties.MessageId };
                    sender.Send(reply, (a, b, c) => ((Link)c).Close(0), sender);
                });

            // client: setup a temp queue and waits for responses
            OnAttached onAttached = (l, at) =>
                {
                    // client: sends a request to the request queue, specifies the temp queue as the reply queue
                    SenderLink sender = new SenderLink(session, "cli.requester-" + testName, testTarget.Path);
                    Message request = new Message("hello");
                    request.Properties = new Properties() { MessageId = "request1", ReplyTo = ((Source)at.Source).Address };
                    sender.Send(request, (a, b, c) => ((Link)c).Close(0), sender);
                };
            ReceiverLink responseLink = new ReceiverLink(session, "cli.responder-" + testName, new Source() { Dynamic = true }, onAttached);
            Message response = responseLink.Receive();
            Assert.IsTrue(response != null, "no response was received");
            responseLink.Accept(response);

            requestLink.Close();
            responseLink.Close();
            session.Close();
            connection.Close();
        }
Example #30
0
        public void TestMethod_SynchronousSend()
        {
            string testName = "SynchronousSend";
            Connection connection = new Connection(testTarget.Address);
            Session session = new Session(connection);
            SenderLink sender = new SenderLink(session, "sender-" + testName, testTarget.Path);
            Message message = new Message("hello");
            sender.Send(message, 60000);

            ReceiverLink receiver = new ReceiverLink(session, "receiver-" + testName, testTarget.Path);
            message = receiver.Receive();
            Assert.IsTrue(message != null, "no message was received.");
            receiver.Accept(message);

            sender.Close();
            receiver.Close();
            session.Close();
            connection.Close();
        }
Example #31
0
        public void TestMethod_DynamicSenderLink()
        {
            string testName = "DynamicSenderLink";
            Connection connection = new Connection(testTarget.Address);
            Session session = new Session(connection);

            string targetAddress = null;
            OnAttached onAttached = (link, attach) =>
            {
                targetAddress = ((Target)attach.Target).Address;
            };

            SenderLink sender = new SenderLink(session, "sender-" + testName, new Target() { Dynamic = true }, onAttached);
            Message message = new Message("hello");
            sender.Send(message, 60000);

            Assert.IsTrue(targetAddress != null, "dynamic target not attached");
            ReceiverLink receiver = new ReceiverLink(session, "receiver-" + testName, targetAddress);
            message = receiver.Receive();
            Assert.IsTrue(message != null, "no message was received.");
            receiver.Accept(message);

            sender.Close();
            receiver.Close();
            session.Close();
            connection.Close();
        }
Example #32
0
        public void TestMethod_ReceiveWithFilter()
        {
            string testName = "ReceiveWithFilter";
            Connection connection = new Connection(testTarget.Address);
            Session session = new Session(connection);

            Message message = new Message("I can match a filter");
            message.Properties = new Properties() { GroupId = "abcdefg" };
            message.ApplicationProperties = new ApplicationProperties();
            message.ApplicationProperties["sn"] = 100;

            SenderLink sender = new SenderLink(session, "sender-" + testName, testTarget.Path);
            sender.Send(message, null, null);

            // update the filter descriptor and expression according to the broker
            Map filters = new Map();
            // JMS selector filter: code = 0x0000468C00000004L, symbol="apache.org:selector-filter:string"
            filters.Add(new Symbol("f1"), new DescribedValue(new Symbol("apache.org:selector-filter:string"), "sn = 100"));
            ReceiverLink receiver = new ReceiverLink(session, "receiver-" + testName, new Source() { Address = testTarget.Path, FilterSet = filters }, null);
            Message message2 = receiver.Receive();
            receiver.Accept(message2);

            sender.Close();
            receiver.Close();
            session.Close();
            connection.Close();
        }
Example #33
0
 /// <summary>
 /// Receives a message asynchronously.
 /// </summary>
 /// <param name="receiver">The receiver link.</param>
 /// <param name="timeout">The timeout to wait for a message.</param>
 /// <returns>A Task for the asynchronous receive operation. The result is a Message object
 /// if available; otherwise a null value.</returns>
 public static Task <Message> ReceiveAsync(this ReceiverLink receiver, TimeSpan timeout)
 {
     return(ReceiveAsync(receiver, (int)timeout.TotalMilliseconds));
 }
Example #34
0
        public void TestMethod_ReceiveWaiter()
        {
            string testName = "ReceiveWaiter";
            Connection connection = new Connection(testTarget.Address);
            Session session = new Session(connection);

            ReceiverLink receiver = new ReceiverLink(session, "receiver-" + testName, testTarget.Path);
            ManualResetEvent gotMessage = new ManualResetEvent(false);
            Fx.StartThread(() =>
            {
                Message message = receiver.Receive();
                if (message != null)
                {
                    Trace.WriteLine(TraceLevel.Verbose, "receive: {0}", message.Properties.MessageId);
                    receiver.Accept(message);
                    gotMessage.Set();
                }
            });

            SenderLink sender = new SenderLink(session, "sender-" + testName, testTarget.Path);
            Message msg = new Message() { Properties = new Properties() { MessageId = "123456" } };
            sender.Send(msg, null, null);

            Assert.IsTrue(gotMessage.WaitOne(5000), "No message was received");

            sender.Close();
            receiver.Close();
            session.Close();
            connection.Close();
        }
Example #35
0
        public void TestMethod_MessageId()
        {
            string testName = "MessageId";
            Connection connection = new Connection(testTarget.Address);
            Session session = new Session(connection);
            object[] idList = new object[] { null, "string-id", 20000UL, Guid.NewGuid(), Encoding.UTF8.GetBytes("binary-id") };

            SenderLink sender = new SenderLink(session, "sender-" + testName, testTarget.Path);
            for (int i = 0; i < idList.Length; ++i)
            {
                Message message = new Message() { Properties = new Properties() };
                message.Properties.SetMessageId(idList[i]);
                message.Properties.SetCorrelationId(idList[(i + 2) % idList.Length]);
                sender.Send(message, null, null);
            }

            ReceiverLink receiver = new ReceiverLink(session, "receiver-" + testName, testTarget.Path);
            for (int i = 0; i < idList.Length; ++i)
            {
                Message message = receiver.Receive();
                receiver.Accept(message);
                Assert.AreEqual(idList[i], message.Properties.GetMessageId());
                Assert.AreEqual(idList[(i + 2) % idList.Length], message.Properties.GetCorrelationId());
            }

            connection.Close();

            // invalid types
            Properties prop = new Properties();
            try
            {
                prop.SetMessageId(0);
                Assert.IsTrue(false, "not a valid identifier type");
            }
            catch (AmqpException ae)
            {
                Assert.AreEqual(ErrorCode.NotAllowed, (string)ae.Error.Condition);
            }

            try
            {
                prop.SetCorrelationId(new Symbol("symbol"));
                Assert.IsTrue(false, "not a valid identifier type");
            }
            catch (AmqpException ae)
            {
                Assert.AreEqual(ErrorCode.NotAllowed, (string)ae.Error.Condition);
            }
        }
Example #36
-1
        public async Task BasicSendReceiveAsync()
        {
            string testName = "BasicSendReceiveAsync";
            int nMsgs = 100;

            Connection connection = await Connection.Factory.CreateAsync(this.testTarget.Address);
            Session session = new Session(connection);
            SenderLink sender = new SenderLink(session, "sender-" + testName, testTarget.Path);

            for (int i = 0; i < nMsgs; ++i)
            {
                Message message = new Message();
                message.Properties = new Properties() { MessageId = "msg" + i, GroupId = testName };
                message.ApplicationProperties = new ApplicationProperties();
                message.ApplicationProperties["sn"] = i;
                await sender.SendAsync(message);
            }

            ReceiverLink receiver = new ReceiverLink(session, "receiver-" + testName, testTarget.Path);
            for (int i = 0; i < nMsgs; ++i)
            {
                Message message = await receiver.ReceiveAsync();
                Trace.WriteLine(TraceLevel.Information, "receive: {0}", message.ApplicationProperties["sn"]);
                receiver.Accept(message);
            }

            await sender.CloseAsync();
            await receiver.CloseAsync();
            await session.CloseAsync();
            await connection.CloseAsync();
        }