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  • 实现Docker跨主机间的容器网络联通

    Server1(Server) 192.168.81.58 内核版本 3.10.0-123.el7.x86_64 Docker版本 1.12.6
    Server2(Agent)  192.168.81.59             3.10.0-123.el7.x86_64                  1.12.6

    实验目标:两个CentOS7容器server1,server2网络互通
    上传docker_consul包 consul_0.7.2_linux_amd64.zip

    解压consul并移动到$PATH中
    unzip consul_0.7.2_linux_amd64.zip -d /usr/local/bin

    Server1:
    mkdir /opt/d_c
    nohup consul agent -server -bootstrap -data-dir /opt/d_c -bind=192.168.81.58 &
    显示结果:nohup: ignoring input and appending output to ‘nohup.out’

    Server2:
    mkdir /opt/d_c
    nohup consul agent -data-dir /opt/d_c -bind=192.168.81.59 &
    显示结果:nohup: ignoring input and appending output to ‘nohup.out’
    让agent加入到server中
    consul join 192.168.81.58
    显示结果:Successfully joined cluster by contacting 1 nodes.

    vim /etc/sysconfig/docker-network
    DOCKER_NETWORK_OPTIONS="-H tcp://0.0.0.0:2375 -H unix:///var/run/docker.sock --cluster-store consul://localhost:8500 --cluster-advertise eno16777736:2375"
    service docker restart
    docker network ls
    显示结果包含:multihost overlay global

    查看Docker网络内的成员
    consul members list

    Server1:
    docker run -d --net=multihost --name=web1 nginx
    docker exec -it web1 /bin/bash
    Server2:
    docker run -d --net=multihost --name=web2 nginx
    docker exec -it web2 /bin/bash

    ping web1
    ping web2

    创建指定静态IP的network
    docker network create -d overlay --ip-range=192.168.2.0/24 --gateway=192.168.2.1 --subnet=192.168.2.0/24 multihost2

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  • 原文地址:https://www.cnblogs.com/zhangzeyu/p/6549002.html
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