问题 :
org.springframework.amqp.AmqpConnectException: java.net.ConnectException: Connection refused (Connection refused)
2020-08-20 11:38:28.338 INFO 19876 --- [nio-8888-exec-1] com.dalaoyang.sender.Sender : 简单消息发送时间:Thu Aug 20 11:38:28 GMT+08:00 2020 2020-08-20 11:38:36.005 ERROR 19876 --- [nio-8888-exec-1] o.a.c.c.C.[.[.[/].[dispatcherServlet] : Servlet.service() for servlet [dispatcherServlet] in context with path [] threw exception [Request processing failed; nested exception is org.springframework.amqp.AmqpConnectException: java.net.ConnectException: Connection refused: connect] with root cause java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) ~[na:1.8.0_77] at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:85) ~[na:1.8.0_77] at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350) ~[na:1.8.0_77] at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206) ~[na:1.8.0_77] at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188) ~[na:1.8.0_77]
##rabbitmq spring.rabbitmq.host=192.168.2.37 spring.rabbitmq.port=5672 spring.rabbitmq.username=guest spring.rabbitmq.password=guest
注意:用户使用的是guest,而guest只能默认只能连接本机IP(也就是127.0.0.1),所以会报org.springframework.amqp.AmqpConnectException: java.net.ConnectException: Connection refused: connect
解决方案
解决方法:就是修改rabbitmq的配置文件rabbitmq.config 增加一行代码
1、进入rabbitmq的安装目录:(安装目录每个人都不同,根据自己的目录决定)
cd /usr/local/Cellar/rabbitmq/3.8.3
2、编辑abbitmq.config配置文件
vim etc/rabbitmq.config
3、增加如下代码(i进入编辑模式,输入结束按esc,wq保存退出)
[{rabbit, [{loopback_users, []}]}].
4、保存后记得重启rabbitmq服务器,再次启动Java项目即可正常的访问了!!!