public void TestAvoidHangAMQP_508()
{
var connectionFactory = new CachingConnectionFactory("localhost");
var longName = new string('x', 300);
var blockingQueueConsumer = new BlockingQueueConsumer(
connectionFactory,
new DefaultMessageHeadersConverter(),
new ActiveObjectCounter <BlockingQueueConsumer>(),
AcknowledgeMode.AUTO,
true,
1,
null,
longName,
"foobar");
try
{
blockingQueueConsumer.Start();
throw new Exception("Expected exception");
}
catch (FatalListenerStartupException e)
{
Assert.IsType <RC.Exceptions.WireFormattingException>(e.InnerException);
}
finally
{
connectionFactory.Destroy();
}
}
public void TestNoLocalConsumerConfiguration()
{
var connectionFactory = new Mock <IConnectionFactory>();
var connection = new Mock <IConnection>();
var channel = new Mock <RC.IModel>();
connectionFactory.Setup((f) => f.CreateConnection()).Returns(connection.Object);
connection.Setup(c => c.CreateChannel(It.IsAny <bool>())).Returns(channel.Object);
connection.Setup(c => c.IsOpen).Returns(true);
channel.Setup(c => c.IsOpen).Returns(true);
var queue = "testQ";
var noLocal = true;
var blockingQueueConsumer = new BlockingQueueConsumer(
connectionFactory.Object,
new DefaultMessageHeadersConverter(),
new ActiveObjectCounter <BlockingQueueConsumer>(),
AcknowledgeMode.AUTO,
true,
1,
true,
null,
noLocal,
false,
null,
queue);
blockingQueueConsumer.Start();
channel.Verify(c => c.BasicConsume("testQ", AcknowledgeMode.AUTO.IsAutoAck(), string.Empty, noLocal, false, It.IsAny <IDictionary <string, object> >(), It.IsAny <RC.IBasicConsumer>()));
blockingQueueConsumer.Stop();
}
public InternalConsumer(BlockingQueueConsumer consumer, RC.IModel channel, string queue, ILogger <InternalConsumer> logger = null)
: base(channel)
{
Consumer = consumer;
QueueName = queue;
Logger = logger;
}
public void TestTransactionalLowLevel()
{
var connectionFactory = new CachingConnectionFactory("localhost");
var admin = new RabbitAdmin(connectionFactory);
admin.DeclareQueue(new Queue(QUEUE1_NAME));
admin.DeclareQueue(new Queue(QUEUE2_NAME));
var template = new RabbitTemplate(connectionFactory);
var blockingQueueConsumer = new BlockingQueueConsumer(
connectionFactory,
new DefaultMessageHeadersConverter(),
new ActiveObjectCounter <BlockingQueueConsumer>(),
AcknowledgeMode.AUTO,
true,
1,
null,
QUEUE1_NAME,
QUEUE2_NAME);
var prefix = Guid.NewGuid().ToString();
blockingQueueConsumer.TagStrategy = new TagStrategy(prefix);
try
{
blockingQueueConsumer.Start();
int n = 0;
var consumers = blockingQueueConsumer.CurrentConsumers();
// Wait for consumers
while (n < 100)
{
if (consumers.Count < 2)
{
n++;
Thread.Sleep(100);
consumers = blockingQueueConsumer.CurrentConsumers();
}
else
{
break;
}
}
Assert.Equal(2, consumers.Count);
var tags = new List <string>()
{
consumers[0].ConsumerTag, consumers[1].ConsumerTag
};
Assert.Contains(prefix + "#" + QUEUE1_NAME, tags);
Assert.Contains(prefix + "#" + QUEUE2_NAME, tags);
blockingQueueConsumer.Stop();
Assert.Null(template.ReceiveAndConvert <object>(QUEUE1_NAME));
}
finally
{
admin.DeleteQueue(QUEUE1_NAME);
admin.DeleteQueue(QUEUE2_NAME);
connectionFactory.Destroy();
}
}
public void TestPrefetchIsSetOnFailedPassiveDeclaration()
{
var connectionFactory = new Mock <IConnectionFactory>();
var connection = new Mock <IConnection>();
var channel = new Mock <RC.IModel>();
connectionFactory.Setup((f) => f.CreateConnection()).Returns(connection.Object);
connection.Setup(c => c.CreateChannel(It.IsAny <bool>())).Returns(channel.Object);
connection.Setup(c => c.IsOpen).Returns(true);
channel.Setup(c => c.IsOpen).Returns(true);
var throws = new AtomicBoolean(false);
channel.Setup(c => c.QueueDeclarePassive(It.IsAny <string>()))
.Callback <string>((arg) =>
{
if (arg != "good")
{
throws.Value = true;
}
else
{
throws.Value = false;
}
})
.Returns(() =>
{
if (throws.Value)
{
throw new RC.Exceptions.OperationInterruptedException(new RC.ShutdownEventArgs(RC.ShutdownInitiator.Peer, 0, "Expected"));
}
return(new RC.QueueDeclareOk("any", 0, 0));
});
channel.Setup(c => c.BasicConsume(It.IsAny <string>(), It.IsAny <bool>(), It.IsAny <string>(), It.IsAny <bool>(), It.IsAny <bool>(), It.IsAny <IDictionary <string, object> >(), It.IsAny <RC.IBasicConsumer>()))
.Returns("consumerTag");
var blockingQueueConsumer = new BlockingQueueConsumer(
connectionFactory.Object,
new DefaultMessageHeadersConverter(),
new ActiveObjectCounter <BlockingQueueConsumer>(),
AcknowledgeMode.AUTO,
true,
20,
null,
"good",
"bad")
{
DeclarationRetries = 1,
RetryDeclarationInterval = 10,
FailedDeclarationRetryInterval = 10
};
blockingQueueConsumer.Start();
channel.Verify(c => c.BasicQos(It.IsAny <uint>(), 20, It.IsAny <bool>()));
blockingQueueConsumer.Stop();
}
private void TestRequeueOrNotDefaultYes(Exception ex, bool expectedRequeue)
{
var connectionFactory = new Mock <IConnectionFactory>();
var channel = new Mock <RC.IModel>();
var blockingQueueConsumer = new BlockingQueueConsumer(
connectionFactory.Object,
new DefaultMessageHeadersConverter(),
new ActiveObjectCounter <BlockingQueueConsumer>(),
AcknowledgeMode.AUTO,
true,
1,
null,
"testQ");
TestRequeueOrNotGuts(ex, expectedRequeue, channel, blockingQueueConsumer);
}
private void TestRequeueOrNotGuts(Exception ex, bool expectedRequeue, Mock <RC.IModel> channel, BlockingQueueConsumer blockingQueueConsumer)
{
blockingQueueConsumer.Channel = channel.Object;
var deliveryTags = new HashSet <ulong>
{
1UL
};
blockingQueueConsumer.DeliveryTags = deliveryTags;
blockingQueueConsumer.RollbackOnExceptionIfNecessary(ex);
channel.Verify((c) => c.BasicNack(1UL, true, expectedRequeue));
}
public void TestRecoverAfterDeletedQueueAndLostConnection()
{
var connectionFactory = new Mock <IConnectionFactory>();
var connection = new Mock <IConnection>();
var channel = new Mock <RC.IModel>();
connectionFactory.Setup((f) => f.CreateConnection()).Returns(connection.Object);
connection.Setup(c => c.CreateChannel(It.IsAny <bool>())).Returns(channel.Object);
connection.Setup(c => c.IsOpen).Returns(true);
channel.Setup(c => c.IsOpen).Returns(true);
var n = new AtomicInteger();
var consumerCaptor = new AtomicReference <RC.IBasicConsumer>();
var consumerLatch = new CountdownEvent(2);
channel.Setup(c => c.BasicConsume(It.IsAny <string>(), It.IsAny <bool>(), It.IsAny <string>(), It.IsAny <bool>(), It.IsAny <bool>(), It.IsAny <IDictionary <string, object> >(), It.IsAny <RC.IBasicConsumer>()))
.Callback <string, bool, string, bool, bool, IDictionary <string, object>, RC.IBasicConsumer>((a1, a2, a3, a4, a5, a6, a7) =>
{
consumerCaptor.Value = a7;
consumerLatch.Signal();
})
.Returns("consumer" + n.IncrementAndGet());
channel.Setup(c => c.BasicCancel("consumer2"))
.Throws(new Exception("Intentional cancel fail"));
var blockingQueueConsumer = new BlockingQueueConsumer(
connectionFactory.Object,
new DefaultMessageHeadersConverter(),
new ActiveObjectCounter <BlockingQueueConsumer>(),
AcknowledgeMode.AUTO,
false,
1,
null,
"testQ1",
"testQ2");
var latch = new CountdownEvent(1);
Task.Run(() =>
{
blockingQueueConsumer.Start();
while (true)
{
try
{
blockingQueueConsumer.NextMessage(1000);
}
catch (ConsumerCancelledException)
{
latch.Signal();
break;
}
catch (ShutdownSignalException)
{
// Noop
}
catch (Exception)
{
// noop
}
}
});
Assert.True(consumerLatch.Wait(TimeSpan.FromSeconds(10)));
var consumer = consumerCaptor.Value;
consumer.HandleBasicCancel("consumer1");
Assert.True(latch.Wait(TimeSpan.FromSeconds(10)));
}
