运维之路_rabbitmq

[环境：centos 7]

##下在erlang安装包
wget https://packages.erlang-solutions.com/erlang-solutions-1.0-1.noarch.rpm
rpm -Uvh erlang-solutions-1.0-1.noarch.rpm
##下载rabbimq 仓库
rpm --import https://github.com/rabbitmq/signing-keys/releases/download/2.0/rabbitmq-release-signing-key.asc
cat > /etc/yum.repos.d/rabbitmq.repo << EOF
[rabbitmq]
name=rabbitmq
baseurl=https://dl.bintray.com/rabbitmq/rpm/rabbitmq-server/v3.7.x/el/7/
gpgcheck=0
enabled=1
EOF
#安装erlang和rabbixmq
yum repolist
yum -y install erlang.x86_64
yum -y install erlang-solutions-1.0-1.noarch.rpm
yum -y install rabbitmq-server.noarch
#rabbitmq 启动管理插件与增加用户和设置权限
rabbitmq-plugins enable rabbitmq_management
rabbitmqctl add_user leo leo123
rabbitmqctl setset_user_tags administrator
rabbitmqctl set_user_tags administrator
rabbitmqctl set_permissions -p / leo ".*" ".*" ".*"

#启动服务  

systemctl  start rabbitmq

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#修改主机名 （各台主机上操作）

echo "leo1"  > /etc/hostname ;hostname leo1

echo "leo2"  > /etc/hostname;hostname leo2

echo "leo3"  > /etc/hostname;hostname leo3

#修改host（三台主机都需要操作）

cat  > /etc/hosts << EOF

172.20.101.56  leo1  

172.20.101.114 leo2 

172.20.101.18 leo3

EOF

##########################################

集群配置：

ip                        主机名 

172.20.101.56      leo1  

172.20.101.114    leo2 

172.20.101.18      leo3

#保证他们直接能够用主机名ping通 

#杀死从进程节点

ps -ef|grep rab|grep -v grep |awk '{print $2}'|xargs kill -9

#集群主节点操作（保证cookie相同）

 cd /var/lib/rabbitmq/

chmod 777 .erlang.cookie

scp .erlang.cookie  rabbitmq@172.20.101.114:/var/lib/rabbitmq/

scp .erlang.cookie  rabbitmq@172.20.101.18:/var/lib/rabbitmq/

chmod 400 .erlang.cookie

#启动从节点

systemctl restart rabbitmq-server.service

rabbitmqctl cluster_status

#从节点加入集群

rabbitmqctl stop_app

rabbitmqctl join_cluster rabbit@leo1

rabbitmqctl start_app

rabbitmqctl cluster_status

#登陆http://172.20.101.56:15672/#/查看web界面

#增加镜像

 rabbitmqctl set_policy ha-all "hello" '{"ha-mode":"all"}'  #增加hellp队列镜像