public static void Receive(RabbitMQModel model,Action<string> action)
{
ConnectionFactory factory = new ConnectionFactory();
factory.HostName = model.HostName;
factory.UserName = model.UserName;
factory.Password = model.Password;
using (IConnection conn = factory.CreateConnection())
{
using (IModel channel = conn.CreateModel())
{
//在MQ上定义一个持久化队列，如果名称相同不会重复创建
channel.QueueDeclare(model.QueueName, false, false, false, null);
//输入1，那如果接收一个消息，但是没有应答，则客户端不会收到下一个消息
channel.BasicQos(0, 1, false);
//在队列上定义一个消费者
QueueingBasicConsumer consumer = new QueueingBasicConsumer(channel);
//消费队列，并设置应答模式为程序主动应答
channel.BasicConsume(model.QueueName, false, consumer);
while (true)
{
//阻塞函数，获取队列中的消息
BasicDeliverEventArgs ea = (BasicDeliverEventArgs)consumer.Queue.Dequeue();
byte[] bytes = ea.Body;
string str = Encoding.UTF8.GetString(bytes);
action.Invoke(str);
//回复确认
channel.BasicAck(ea.DeliveryTag, false);
}
}
}
}
public static void Send(RabbitMQModel model, Action<string> action, string obj)
{
ConnectionFactory factory = new ConnectionFactory();
factory.HostName = model.HostName;
factory.UserName = model.UserName;
factory.Password = model.Password;
using (IConnection conn = factory.CreateConnection())
{
using (IModel channel = conn.CreateModel())
{
//在MQ上定义一个持久化队列，如果名称相同不会重复创建
channel.QueueDeclare(model.QueueName, false, false, false, null);
while (true)
{
byte[] bytes = Encoding.UTF8.GetBytes(obj);
//设置消息持久化
IBasicProperties properties = channel.CreateBasicProperties();
properties.DeliveryMode = 2;
channel.BasicPublish("", model.QueueName, properties, bytes);
//channel.BasicPublish("", "MyFirstQueue", null, bytes);
action.Invoke("消息已发送：" + obj);
}
}
}
}
/// <summary>
/// 接收命令处理
/// </summary>
private static void ReceiveCommandLoop()
{
LogHelper.WriteInfo("准备接收消息");
RabbitMQModel model = new RabbitMQModel();
model.HostName = "localhost";
model.UserName = "******";
model.Password = "******";
model.QueueName = "NodeService";
RabbitMQHelper.Receive(model, (c) =>
{
if (!string.IsNullOrEmpty(c))
{
LogHelper.WriteInfo("接收消息" + c);
Command cmd = LibJsonConvert.DeserializeObject<Command>(c);
CommandFactory.Execute(cmd);
}
});
}
