rabbitmq集群

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yum install rabbitmq-server -y

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192.168.22.50 rabbitmq1
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192.168.22.51 rabbitmq2
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192.168.22.52 rabbitmq3

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hostnamectl set-hostname rabbitmq1
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hostnamectl set-hostname rabbitmq2
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hostnamectl set-hostname rabbitmq3

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[root@rabbitmq1 ~]# scp -rp /var/lib/rabbitmq/.erlang.cookie  root@rabbitmq2:/var/lib/rabbitmq/
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[root@rabbitmq1 ~]# scp -rp /var/lib/rabbitmq/.erlang.cookie  root@rabbitmq3:/var/lib/rabbitmq/

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[root@rabbitmq2 ~]# ls -a -ll /var/lib/rabbitmq/
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total 8
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drwxr-x---   3 rabbitmq rabbitmq   42 Mar 11 02:53 .
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drwxr-xr-x. 29 root     root     4096 Mar 11 02:53 ..
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-r--------   1 rabbitmq rabbitmq   20 Mar 11 00:00 .erlang.cookie
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drwxr-xr-x   4 rabbitmq rabbitmq   97 Mar 11 02:53 mnesia
7

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如果不是rabbitmq rabbitmq则需要更改
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更改用户和用户组
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chown rabbitmq:rabbitmq /var/lib/rabbitmq/.erlang.cookie
11

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重启服务
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systemctl restart rabbitmq-server

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[root@rabbitmq2 ~]# rabbitmqctl stop_app
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[root@rabbitmq2 ~]# rabbitmqctl join_cluster --ram rabbit@rabbitmq1
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[root@rabbitmq3 ~]# rabbitmqctl stop_app
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[root@rabbitmq3 ~]# rabbitmqctl join_cluster --ram rabbit@rabbitmq1

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[root@rabbitmq1 ~]# rabbitmqctl cluster_status
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[root@rabbitmq1 ~]# rabbitmqctl cluster_status
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Cluster status of node rabbit@rabbitmq1 ...
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[{nodes,[{disc,[rabbit@rabbitmq1]},{ram,[rabbit@rabbitmq3,rabbit@rabbitmq2]}]},
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{running_nodes,[rabbit@rabbitmq1]},
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{cluster_name,<<"rabbit@rabbitmq1">>},
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{partitions,[]}]
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...done.