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  • docker images 导入和导出

    docker images 导入和导出

    1、前言

    前提是现在有一个可以运行的docker 环境

    2、docker image 的保存

    # 查看要导出的image
    [root@test neutron]# docker image list
    REPOSITORY                                                                TAG                 IMAGE ID            CREATED             SIZE
    192.168.10.12:5000/ustackrocky/centos-binary-neutron-server               5.0.5               2c8b39ecfa44        8 days ago          1.42 GB
    # 导出image
    [root@test neutron]# docker save 2c8b39ecfa44 > centos-binary-neutron-server.tar
    # 查看已经导出的image
    [root@test neutron]# ls centos-binary-neutron-server.tar
    centos-binary-neutron-server.tar
    

    3、docker image 的导入

    # 将image导入到目标环境的本地设备上
    [root@test neutron]# docker load  < centos-binary-neutron-server.tar
    57f0c32c575f: Loading layer [==================================================>] 202.9 MB/202.9 MB
    c2d89775546b: Loading layer [==================================================>] 4.608 kB/4.608 kB
    2385c99673e8: Loading layer [==================================================>] 4.608 kB/4.608 kB
    Loaded image ID: sha256:2c8b39ecfa44265ec94fd4a048d5f74c4472602a5b3e4e5de942b54b71abd4cc
    # 查看目标环境本地设备上的image列表
    [root@test neutron]# docker image list
    REPOSITORY                                                                TAG                 IMAGE ID            CREATED             SIZE
    <none>                                                                    <none>              2c8b39ecfa44        8 days ago          1.42 GB
    

    4、打上目标环境的tag

    [root@test neutron]# docker tag  2c8b39ecfa44 192.168.10.200:5000/ustackrocky/centos-binary-neutron-server:5.0.5
    [root@test neutron]# docker image list
    REPOSITORY                                                                TAG                 IMAGE ID            CREATED             SIZE
    192.168.10.200:5000/ustackrocky/centos-binary-neutron-server               5.0.5               2c8b39ecfa44        8 days ago          1.42 GB
    

    5、将本地的image上传到目标环境的docker 仓库

    [root@test neutron]# docker push  2c8b39ecfa44 192.168.10.200:5000/ustackrocky/centos-binary-neutron-server:5.0.5
    
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  • 原文地址:https://www.cnblogs.com/yanling-coder/p/11715486.html
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