1.docker help

$ sudo docker   # docker 命令帮助Commands:    attach    Attach to a running container                 # 当前 shell 下 attach 连接指定运行镜像    build     Build an image from a Dockerfile              # 通过 Dockerfile 定制镜像    commit    Create a new image from a container's changes # 提交当前容器为新的镜像    cp        Copy files/folders from the containers filesystem to the host path              # 从容器中拷贝指定文件或者目录到宿主机中    create    Create a new container                        # 创建一个新的容器，同 run，但不启动容器    diff      Inspect changes on a container's filesystem   # 查看 docker 容器变化    events    Get real time events from the server          # 从 docker 服务获取容器实时事件    exec      Run a command in an existing container        # 在已存在的容器上运行命令    export    Stream the contents of a container as a tar archive                 # 导出容器的内容流作为一个 tar 归档文件[对应 import ]    history   Show the history of an image                  # 展示一个镜像形成历史    images    List images                                   # 列出系统当前镜像    import    Create a new filesystem image from the contents of a tarball                # 从tar包中的内容创建一个新的文件系统映像[对应 export]    info      Display system-wide information               # 显示系统相关信息    inspect   Return low-level information on a container   # 查看容器详细信息    kill      Kill a running container                      # kill 指定 docker 容器    load      Load an image from a tar archive              # 从一个 tar 包中加载一个镜像[对应 save]    login     Register or Login to the docker registry server                 # 注册或者登陆一个 docker 源服务器    logout    Log out from a Docker registry server         # 从当前 Docker registry 退出    logs      Fetch the logs of a container                 # 输出当前容器日志信息    port      Lookup the public-facing port which is NAT-ed to PRIVATE_PORT              # 查看映射端口对应的容器内部源端口    pause     Pause all processes within a container        # 暂停容器    ps        List containers                               # 列出容器列表    pull      Pull an image or a repository from the docker registry server              # 从docker镜像源服务器拉取指定镜像或者库镜像    push      Push an image or a repository to the docker registry server              # 推送指定镜像或者库镜像至docker源服务器    restart   Restart a running container                   # 重启运行的容器    rm        Remove one or more containers                 # 移除一个或者多个容器    rmi       Remove one or more images                               # 移除一个或多个镜像[无容器使用该镜像才可删除，否则需删除相关容器才可继续或 -f 强制删除]    run       Run a command in a new container              # 创建一个新的容器并运行一个命令    save      Save an image to a tar archive                # 保存一个镜像为一个 tar 包[对应 load]    search    Search for an image on the Docker Hub         # 在 docker hub 中搜索镜像    start     Start a stopped containers                    # 启动容器    stop      Stop a running containers                     # 停止容器    tag       Tag an image into a repository                # 给源中镜像打标签    top       Lookup the running processes of a container   # 查看容器中运行的进程信息    unpause   Unpause a paused container                    # 取消暂停容器    version   Show the docker version information           # 查看 docker 版本号    wait      Block until a container stops, then print its exit code                 # 截取容器停止时的退出状态值Run 'docker COMMAND --help' for more information on a command.

Usage of docker:  --api-enable-cors=false                Enable CORS headers in the remote API                      # 远程 API 中开启 CORS 头  -b, --bridge=""                        Attach containers to a pre-existing network bridge         # 桥接网络                                           use 'none' to disable container networking  --bip=""                               Use this CIDR notation address for the network bridge's IP, not compatible with -b                                         # 和 -b 选项不兼容，具体没有测试过  -d, --daemon=false                     Enable daemon mode                                         # daemon 模式  -D, --debug=false                      Enable debug mode                                          # debug 模式  --dns=[]                               Force docker to use specific DNS servers                   # 强制 docker 使用指定 dns 服务器  --dns-search=[]                        Force Docker to use specific DNS search domains            # 强制 docker 使用指定 dns 搜索域  -e, --exec-driver="native"             Force the docker runtime to use a specific exec driver     # 强制 docker 运行时使用指定执行驱动器  --fixed-cidr=""                        IPv4 subnet for fixed IPs (ex: 10.20.0.0/16)                                           this subnet must be nested in the bridge subnet (which is defined by -b or --bip)  -G, --group="docker"                   Group to assign the unix socket specified by -H when running in daemon mode                                           use '' (the empty string) to disable setting of a group  -g, --graph="/var/lib/docker"          Path to use as the root of the docker runtime              # 容器运行的根目录路径  -H, --host=[]                          The socket(s) to bind to in daemon mode                    # daemon 模式下 docker 指定绑定方式[tcp or 本地 socket]                                           specified using one or more tcp://host:port, unix:///path/to/socket, fd://* or fd://socketfd.  --icc=true                             Enable inter-container communication                       # 跨容器通信  --insecure-registry=[]                 Enable insecure communication with specified registries (no certificate verification for HTTPS and enable HTTP fallback) (e.g., localhost:5000 or 10.20.0.0/16)  --ip="0.0.0.0"                         Default IP address to use when binding container ports     # 指定监听地址，默认所有 ip  --ip-forward=true                      Enable net.ipv4.ip_forward                                 # 开启转发  --ip-masq=true                         Enable IP masquerading for bridge's IP range  --iptables=true                        Enable Docker's addition of iptables rules                 # 添加对应 iptables 规则  --mtu=0                                Set the containers network MTU                             # 设置网络 mtu                                           if no value is provided: default to the default route MTU or 1500 if no default route is available  -p, --pidfile="/var/run/docker.pid"    Path to use for daemon PID file                            # 指定 pid 文件位置  --registry-mirror=[]                   Specify a preferred Docker registry mirror                    -s, --storage-driver=""                Force the docker runtime to use a specific storage driver  # 强制 docker 运行时使用指定存储驱动  --selinux-enabled=false                Enable selinux support                                     # 开启 selinux 支持  --storage-opt=[]                       Set storage driver options                                 # 设置存储驱动选项  --tls=false                            Use TLS; implied by tls-verify flags                       # 开启 tls  --tlscacert="/root/.docker/ca.pem"     Trust only remotes providing a certificate signed by the CA given here  --tlscert="/root/.docker/cert.pem"     Path to TLS certificate file                               # tls 证书文件位置  --tlskey="/root/.docker/key.pem"       Path to TLS key file                                       # tls key 文件位置  --tlsverify=false                      Use TLS and verify the remote (daemon: verify client, client: verify daemon) # 使用 tls 并确认远程控制主机  -v, --version=false                    Print version information and quit                         # 输出 docker 版本信息

2.docker search

$ sudo docker search --helpUsage: docker search TERMSearch the Docker Hub for images # 从 Docker Hub 搜索镜像   --automated=false Only show automated builds  --no-trunc=false Don't truncate output  -s, --stars=0 Only displays with at least xxx stars

3.docker info

$ sudo docker info  Containers: 1 # 容器个数 Images: 22 # 镜像个数 Storage Driver: devicemapper # 存储驱动  Pool Name: docker-8:17-3221225728-pool Pool Blocksize: 65.54 kB Data file: /data/docker/devicemapper/devicemapper/data Metadata file: /data/docker/devicemapper/devicemapper/metadata Data Space Used: 1.83 GB Data Space Total: 107.4 GB Metadata Space Used: 2.191 MB Metadata Space Total: 2.147 GB Library Version: 1.02.84-RHEL7 (2014-03-26) Execution Driver: native-0.2 # 存储驱动  Kernel Version: 3.10.0-123.el7.x86_64Operating System: CentOS Linux 7 (Core)

4.docker pull && docker push

$ sudo docker pull --help # pull 拉取镜像 Usage: docker pull [OPTIONS] NAME[:TAG] Pull an image or a repository from the registry  -a, --all-tags=false Download all tagged images in the repository $ sudo docker push # push 推送指定镜像 Usage: docker push NAME[:TAG] Push an image or a repository to the registry示例：$ sudo docker pull ubuntu # 下载官方 ubuntu docker 镜像，默认下载所有 ubuntu 官方库镜像 $ sudo docker pull ubuntu:14.04 # 下载指定版本 ubuntu 官方镜像 $ sudo docker push 192.168.0.100:5000/ubuntu # 推送镜像库到私有源[可注册 docker 官方账户，推送到官方自有账户] $ sudo docker push 192.168.0.100:5000/ubuntu:14.04 # 推送指定镜像到私有源

5.docker images

列出当前系统镜像$ sudo docker images --helpUsage: docker images [OPTIONS] [NAME] List images  -a, --all=false Show all images (by default filter out the intermediate image layers) # -a 显示当前系统的所有镜像，包括过渡层镜像，默认 docker images 显示最终镜像，不包括过渡层镜像   -f, --filter=[] Provide filter values (i.e. 'dangling=true') --no-trunc=false Don't truncate output  -q, --quiet=false Only show numeric IDs示例：$ sudo docker images # 显示当前系统镜像，不包括过渡层镜像 $ sudo docker images -a # 显示当前系统所有镜像，包括过渡层镜像 $ sudo docker images ubuntu # 显示当前系统 docker ubuntu 库中的所有镜像 REPOSITORY                 TAG                 IMAGE ID            CREATED             VIRTUAL SIZEubuntu                     12.04               ebe4be4dd427 4 weeks ago         210.6 MBubuntu                     14.04               e54ca5efa2e9 4 weeks ago         276.5 MBubuntu                     14.04-ssh           6334d3ac099a 7 weeks ago         383.2 MB

6.docker rmi

$ sudo docker rmi --helpUsage: docker rmi IMAGE [IMAGE...] Remove one or more images  -f, --force=false Force removal of the image # 强制移除镜像不管是否有容器使用该镜像   --no-prune=false Do not delete untagged parents # 不要删除未标记的父镜像

7.docker run

Usage: docker run [OPTIONS] IMAGE [COMMAND] [ARG...] Run a command in a new container-a, --attach=[] Attach to stdin, stdout or stderr.-c, --cpu-shares=0 CPU shares (relative weight) # 设置 cpu 使用权重     --cap-add=[] Add Linux capabilities --cap-drop=[] Drop Linux capabilities--cidfile="" Write the container ID to the file # 把容器 id 写入到指定文件 --cpuset="" CPUs in which to allow execution (0-3, 0,1) # cpu 绑定 -d, --detach=false Detached mode: Run container in the background, print new container id # 后台运行容器 --device=[] Add a host device to the container (e.g. --device=/dev/sdc:/dev/xvdc) --dns=[] Set custom dns servers # 设置 dns --dns-search=[] Set custom dns search domains # 设置 dns 域搜索 -e, --env=[] Set environment variables # 定义环境变量 --entrypoint="" Overwrite the default entrypoint of the image # ？ --env-file=[] Read in a line delimited file of ENV variables # 从指定文件读取变量值 --expose=[] Expose a port from the container without publishing it to your host # 指定对外提供服务端口 -h, --hostname="" Container host name # 设置容器主机名-i, --interactive=false Keep stdin open even if not attached # 保持标准输出开启即使没有 attached --link=[] Add link to another container (name:alias) # 添加链接到另外一个容器 --lxc-conf=[] (lxc exec-driver only) Add custom lxc options --lxc-conf="lxc.cgroup.cpuset.cpus = 0,1" -m, --memory="" Memory limit (format: 
      
       
        , where unit = b, k, m or g) # 内存限制 --name="" Assign a name to the container # 设置容器名 --net="bridge" Set the Network mode for the container # 设置容器网络模式 'bridge': creates a new network stack for the container on the docker bridge 'none': no networking for this container 'container:
        
         ': reuses another container network stack 'host': use the host network stack inside the container.  Note: the host mode gives the container full access to local system services such as D-bus and is therefore considered insecure.  -P, --publish-all=false Publish all exposed ports to the host interfaces # 自动映射容器对外提供服务的端口 -p, --publish=[] Publish a container's port to the host             # 指定端口映射  format: ip:hostPort:containerPort | ip::containerPort | hostPort:containerPort  (use 'docker port' to see the actual mapping) --privileged=false Give extended privileges to this container # 提供更多的权限给容器 --restart="" Restart policy to apply when a container exits (no, on-failure[:max-retry], always) --rm=false Automatically remove the container when it exits (incompatible with -d) # 如果容器退出自动移除和 -d 选项冲突 --security-opt=[] Security Options--sig-proxy=true Proxify received signals to the process (even in non-tty mode). SIGCHLD is not proxied.-t, --tty=false Allocate a pseudo-tty # 分配伪终端 -u, --user="" Username or UID # 指定运行容器的用户 uid 或者用户名 -v, --volume=[] Bind mount a volume (e.g., from the host: -v /host:/container, from docker: -v /container) # 挂载卷 --volumes-from=[] Mount volumes from the specified container(s) # 从指定容器挂载卷 -w, --workdir="" Working directory inside the container # 指定容器工作目录
        
       
      

8.docker start|stop|kill

dockerstart|stop|kill|restart|pause|unpause|rm|commit|inspect|logs

• • docker start CONTAINER [CONTAINER...]
    • # 运行一个或多个停止的容器
  • docker stop CONTAINER [CONTAINER...]
    • # 停掉一个或多个运行的容器-t选项可指定超时时间
  • docker kill [OPTIONS] CONTAINER [CONTAINER...]
    • # 默认 kill 发送 SIGKILL 信号-s可以指定发送 kill 信号类型
  • docker restart [OPTIONS] CONTAINER [CONTAINER...]
    • # 重启一个或多个运行的容器-t选项可指定超时时间
  • docker pause CONTAINER
    • # 暂停一个容器，方便 commit
  • docker unpause CONTAINER
    • # 继续暂停的容器
  • docker rm [OPTIONS] CONTAINER [CONTAINER...]
    • # 移除一个或多个容器
    • -f, --force=false Force removal of running container
    • -l, --link=false Remove the specified link and not the underlying container
    • -v, --volumes=false Remove the volumes associated with the container
  • docker commit [OPTIONS] CONTAINER [REPOSITORY[:TAG]]
    • # 提交指定容器为镜像
    • -a, --author="" Author ("", "")
    • -m, --message="" Commit message
    • -p, --pause=true Pause container during commit
      • # 默认 commit 是暂停状态
  • docker inspect CONTAINER|IMAGE [CONTAINER|IMAGE...]
    • # 查看容器或者镜像的详细信息
  • docker logs CONTAINER
    • # 输出指定容器日志信息
    • -f, --follow=false Follow log output
      • # 类似 tail -f
    • -t, --timestamps=false Show timestamps
    • --tail="all" Output the specified number of lines at the end of logs (defaults to all logs)

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