consul

作用

安装

1. ubuntu安装:

命令行工具

    consul agent -dev                       启动代理(单独一个命令行保证服务一直启动中);
    ctrl + c                                关闭代理
    consul members                          查看集群成员
    curl localhost:8500/v1/catalog/nodes   对象形式输出集群成员详细信息
    sudo mkdir /etc/consul.d                创建consul配置文件夹
    echo ‘{"service": {"name": "web", "tags": ["rails"], "port": 80}}‘ \
        | sudo tee /etc/consul.d/web.json    输入配置信息到consul.d文件夹下的web.json文件中

    consul agent -dev -config-dir=/etc/consul.d  根据配置文件启动代理


     [worker@server01 ~]$ consul agent -server -bootstrap-expect 2 -data-dir /tmp/consul -bind=192.168.1.11 -node=server01 

     [worker@server02 ~]$ consul agent -server -bootstrap-expect 2 -data-dir /tmp/consul -bind=192.168.1.12 -node=server02 
     [worker@server03 ~]$ consul agent -server -bootstrap-expect 2 -data-dir /tmp/consul -bind=192.168.1.13 -node=server03