public void Pub <T>(MQMessage <T> message)
{
IConnection connection = null;
IModel channel = null;
try
{
var queueArg = new Dictionary <string, object>();
//exchangeArg.Add("x-message-ttl", message.MessageTTL);//队列上消息过期时间，应小于队列过期时间
queueArg.Add("x-dead-letter-exchange", MQ_DLX_EXCHANGE); //过期消息转向路由
queueArg.Add("x-dead-letter-routing-key", MQ_DLX_ROUTEKEY); //过期消息转向路由相匹配routingkey, 如果不指定沿用死信队列的routingkey
Subscribe(ref connection, ref channel, message.ConsumerExchange, message.ConsumerQueue, message.ConsumerRouingKey, null, queueArg);
var properties = channel.CreateBasicProperties();
properties.DeliveryMode = 2;//数据持久化
var headers = new Dictionary <string, object>();
headers.Add("x-match", "all");
headers.Add("RouteKey", message.ConsumerRouingKey);
properties.Headers = headers;
var msgBytes = JSONHelper.SerializeToByte(message);
channel.BasicPublish(message.ConsumerExchange, message.ConsumerRouingKey, properties, msgBytes);
}
catch (Exception ex)
{
}
finally
{
UnSubscribe(connection, channel);
}
}
public void Reject <T>(IModel channel, BasicDeliverEventArgs ea, MQMessage <T> message)
{
if (message.RejectTime < 5)
{
var rejectTime = message.RejectTime;
foreach (var item in MQ_RETRY_QUEUE_LIST)
{
if (rejectTime.Equals(item.RejectTime))
{
var headers = new Dictionary <string, object>();
headers.Add("x-match", "all");
headers.Add("RouteKey", item.QueueName);
message.RejectTime += 1; //重试次数加一
new DLXProducter().Pub <T>(message, headers);
}
}
}
channel.BasicAck(ea.DeliveryTag, false);
}
public void Pub <T>(MQMessage <T> message, Dictionary <string, object> headers = null)
{
IConnection connection = null;
IModel channel = null;
try
{
connection = CreateConnectFactory().CreateConnection();
channel = connection.CreateModel();
channel.BasicQos(0, 1, false);
channel.ExchangeDeclare(MQ_DLX_EXCHANGE, ExchangeType.Headers, true, false, null);
foreach (var item in MQ_RETRY_QUEUE_LIST)
{
if (message.RejectTime.Equals(item.RejectTime))
{
channel.QueueDeclare(item.QueueName, true, false, false, new Dictionary <string, object>()
{
{ "x-message-ttl", item.TTL },
{ "x-dead-letter-exchange", MQ_USER_EXCHANGE }
});
channel.QueueBind(item.QueueName, MQ_DLX_EXCHANGE, string.Empty, new Dictionary <string, object>()
{
{ "x-match", "all" },
{ "RouteKey", item.QueueName }
});
}
}
var properties = channel.CreateBasicProperties();
properties.DeliveryMode = 2;//数据持久化
properties.Headers = headers;
var msgBytes = JSONHelper.SerializeToByte(message);
channel.BasicPublish(MQ_DLX_EXCHANGE, string.Empty, properties, msgBytes);
}
catch (Exception ex)
{
}
finally
{
UnSubscribe(connection, channel);
}
}
