标签:ch false err failOnError 模式 golang Failed rabbitmq conn
package main import ( "fmt" "github.com/streadway/amqp" "log" ) func failOnError(err error, msg string) { if err != nil { log.Fatalf("%s: %s", msg, err) } } func getConn() *amqp.Connection { conn, err := amqp.Dial("amqp://guest:guest@192.168.1.187:5673/") failOnError(err, "Failed to connect to RabbitMQ") return conn } func push(message string) { conn := getConn() defer conn.Close() ch, err := conn.Channel() failOnError(err, "Failed to open a channel") defer ch.Close() q, err := ch.QueueDeclare( "cheng1", // name true, // durable false, // delete when unused false, // exclusive false, // no-wait nil, // arguments ) failOnError(err, "Failed to declare a queue") body := message err = ch.Publish( "", // exchange q.Name, // routing key false, // mandatory false, // immediate amqp.Publishing{ ContentType: "text/plain", Body: []byte(body), }) failOnError(err, "Failed to publish a message") fmt.Println(message) } func send() { conn := getConn() defer conn.Close() ch, err := conn.Channel() failOnError(err, "Failed to open a channel") defer ch.Close() q, err := ch.QueueDeclare( "cheng1", // name true, // durable false, // delete when unused false, // exclusive false, // no-wait nil, // arguments ) failOnError(err, "Failed to declare a queue") msgs, err := ch.Consume( q.Name, // queue "", // consumer false, // auto-ack false, // exclusive false, // no-local false, // no-wait nil, // args ) failOnError(err, "Failed to register a consumer") forever := make(chan bool) go func() { for d := range msgs { log.Printf("Received a message: %s", d.Body) fmt.Println(d.DeliveryTag) ch.Ack(d.DeliveryTag, true) } }() log.Printf(" [*] Waiting for messages. To exit press CTRL+C") <-forever } func main() { bools := make(chan bool) go send() //go func() { // for i := 0; i < 1000000; i++ { // push(strconv.Itoa(i)) // } //}() <-bools }
标签:ch,false,err,failOnError,模式,golang,Failed,rabbitmq,conn 来源: https://www.cnblogs.com/chengfengchi/p/16337725.html
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