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rabbitmq: https://github.com/rabbitmq/rabbitmq-server
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erlang: https://github.com/rabbitmq/erlang-rpm  # rabbitmq需要erlang环境运行 erlang
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yum install https://github.com/rabbitmq/erlang-rpm/releases/download/v26.y2.5.13/erlang-26.2.5.13-1.el8.x86_64.rpm
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rpm -ivh erlang-26.2.5.13-1.el8.x86_64.rpm
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yum install https://github.com/rabbitmq/rabbitmq-server/releases/download/v4.1.1/rabbitmq-server-4.1.1-1.el8.noarch.rpm
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rpm -ivh rabbitmq-server-4.1.1-1.el8.noarch.rpm

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# 本机
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添加：127.0.0.1  主机名(root@后面的名字)
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127.0.0.1        iZm5e6501xb0of5um22jvhZ

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# 两台机器都修改
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10.0.100.6      iZm5e6501xb0of5um22jvhZ
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10.0.100.7      iZm5e6501xb0of5um22jviZ
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systemctl start rabbitmq-server
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systemctl enable rabbitmq-server

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cat /var/lib/rabbitmq/.erlang.cookie

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scp -P 22222 .erlang.cookie root@iZm5e6501xb0of5um22jviZ:$PWD
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systemctl restart rabbitmq-server

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rabbitmq-plugins enable rabbitmq_management

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# 如果内网有防火墙,临时关闭防火墙
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systemctl stop firewalld
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# 步骤1：查看状态
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rabbitmqctl status
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# 步骤2：停止应用并重置（如果之前尝试加入失败）
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rabbitmqctl stop_app
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rabbitmqctl reset
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# 再次尝试加入集群
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rabbitmqctl join_cluster rabbit@iZm5e6501xb0of5um22jvhZ
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# 步骤3：启动应用
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rabbitmqctl start_app

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# 新增用户
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rabbitmqctl add_user admin aaaaaa
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rabbitmqctl set_user_tags admin administrator
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rabbitmqctl set_permissions -p / admin ".*" ".*" ".*"
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# 删除用户
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rabbitmqctl delete_user guest

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tail -f /var/log/rabbitmq/rabbit@*.log