$ sudo yum install docker-ce  #由于repo中默认只开启stable仓库，故这里安装的是最新稳定版17.12.0

$ sudo yum install <FQPN>  # 例如：sudo yum install docker-ce-17.12.0.ce

$ sudo systemctl start docker

$ sudo systemctl enable docker

镜像操作：

build     Build an image from a Dockerfile

    commit    Create a new image from a container‘s changes

    images    List images

    load      Load an image from a tar archive or STDIN

    pull      Pull an image or a repository from a registry

    push      Push an image or a repository to a registry

    rmi       Remove one or more images

    search    Search the Docker Hub for images

    tag       Tag an image into a repository

    save      Save one or more images to a tar archive (streamed to STDOUT by default)

    history   显示某镜像的历史

    inspect   获取镜像的详细信息

容器及其中应用的生命周期操作：

    create    Create a new container （创建一个容器）        

    kill      Kill one or more running containers

    inspect   Return low-level information on a container, image or task

    pause     Pause all processes within one or more containers

    ps        List containers

    rm        Remove one or more containers （删除一个或者多个容器）

    rename    Rename a container

    restart   Restart a container

    run       Run a command in a new container （创建并启动一个容器）

    start     Start one or more stopped containers （启动一个处于停止状态的容器）

    stats     Display a live stream of container(s) resource usage statistics （显示容器实时的资源消耗信息）

    stop      Stop one or more running containers （停止一个处于运行状态的容器）

    top       Display the running processes of a container

    unpause   Unpause all processes within one or more containers

    update    Update configuration of one or more containers

    wait      Block until a container stops, then print its exit code

    attach    Attach to a running container

    exec      Run a command in a running container

    port      List port mappings or a specific mapping for the container

    logs      获取容器的日志    

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容器文件系统操作：

    cp        Copy files/folders between a container and the local filesystem

    diff      Inspect changes on a container‘s filesystem

    export    Export a container‘s filesystem as a tar archive

    import    Import the contents from a tarball to create a filesystem image

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    Docker registry 操作：

    login     Log in to a Docker registry.

    logout    Log out from a Docker registry.

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    Volume 操作

    volume    Manage Docker volumes

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网络操作

network   Manage Docker networks

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Swarm 相关操作

    swarm     Manage Docker Swarm

    service   Manage Docker services

    node      Manage Docker Swarm nodes       

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系统操作：    

    version   Show the Docker version information

    events    Get real time events from the server  (持续返回docker 事件)

    info      Display system-wide information （显示Docker 主机系统范围内的信息）