Step1：安装erlang
选择在Centos7 上安装：
vi /etc/yum.repos.d/rabbitmq-erlang.repo
添加
# In /etc/yum.repos.d/rabbitmq-erlang.repo
[rabbitmq-erlang]
name=rabbitmq-erlang
baseurl=https://dl.bintray.com/rabbitmq/rpm/erlang/21/el/7
gpgcheck=1
gpgkey=https://dl.bintray.com/rabbitmq/Keys/rabbitmq-release-signing-key.asc
repo_gpgcheck=0
enabled=1
然后执行：
sudo yum install erlang
Step2: 安装rabbitmq
下载网址：http://www.rabbitmq.com/install-rpm.html
安装rpm
cd /usr/local
mkdir rabbitmq
cd rabbitmq
rpm --import https://github.com/rabbitmq/signing-keys/releases/download/2.0/rabbitmq-release-signing-key.asc
sudo yum install rabbitmq-server-3.7.8-1.el7.noarch.rpm
Step3: 开启服务
service rabbitmq-server stop/start
Step4： Rabbit管理（非必须）
查看防火墙端口
firewall-cmd --list-ports
开启端口
firewall-cmd --permanent --add-port=5672/tcp
firewall-cmd --permanent --add-port=15672/tcp
sudo firewall-cmd --reload
启用web管理插件
rabbitmq-plugins enable rabbitmq_management
创建用户(服务需要启动)
rabbitmqctl add_user rabbit rabbit
设置权限
rabbitmqctl set_user_tags rabbit administrator
操作授权
rabbitmqctl set_permissions -p / rabbit “.” “.” “.*”