1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
package mq
import (
"fmt"
"github.com/streadway/amqp"
)
var mqUrl = "amqp://admin:Dbc_rabbit_mq123@39.97.234.228:5682/"
// 除了simple 模式外、其他的模式都是由 队列 交换机 key 不同组合实现的
type RabbitMQ struct {
conn *amqp.Connection
channel *amqp.Channel
QueueName string //队列
Exchange string //交换机
Key string //key
MQUrl string //连接信息
}
// 创建RabbitMQ 实例
func newRabbitMQ(queueName, exchange, key string) (*RabbitMQ, error) {
rabbitMQ := &RabbitMQ{
QueueName: queueName,
Exchange: exchange,
Key: key,
MQUrl: mqUrl,
}
var err error
// dial mq
rabbitMQ.conn, err = amqp.Dial(rabbitMQ.MQUrl)
if err != nil {
return nil, err
}
rabbitMQ.channel, err = rabbitMQ.conn.Channel()
if err != nil {
return nil, err
}
_, err = rabbitMQ.channel.QueueDeclare(
rabbitMQ.QueueName,
true,
false,
false,
false,
nil,
)
if err != nil {
return nil, err
}
return rabbitMQ, nil
}
// 错误处理
func (r *RabbitMQ) failOnErr(err error, message string) {
if err != nil {
panic(fmt.Sprintf("%s:%s", err.Error(), message))
}
}