Docker for Windows 中文文档(1)——Explore the application and run examples
2017-04-21 14:42
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Get started with Docker for Windows
欢迎来到Docker for Windows!
Docker是用于创建集装箱应用程序的完整开发平台,Docker for Windows是在Windows系统上开始使用Docker的最佳方式。
1. 打开一个shell(cmd.exe,PowerShell或其他)。
2. 运行一些Docker命令,例如docker ps,docker版本和docker信息。
这是在powerhell中运行的docker ps的输出。 (在这个例子中,没有容器正在运行。)
以下是Docker版本的命令输出示例。
以下是docker信息的命令输出示例。
注意:上面的输出是例子。 您的输出,例如docker版本和docker信息,将取决于您的产品版本(例如,在安装较新版本时)。
3. 运行
欢迎来到Docker for Windows!
Docker是用于创建集装箱应用程序的完整开发平台,Docker for Windows是在Windows系统上开始使用Docker的最佳方式。
检查Docker Engine,Compose和Machine的版本
启动您最喜欢的shell(cmd.exe,PowerShell或其他)来检查docker和docker-compose的版本,并验证安装。C:\Users\rHotD>docker --version Docker version 17.03.1-ce, build c6d412e C:\Users\rHotD>docker-compose --version docker-compose version 1.11.2, build f963d76f C:\Users\rHotD>docker-machine --version docker-machine version 0.10.0, build 76ed2a6
浏览应用程序并运行示例
接下来的几个步骤将会介绍一些例子。 这些只是在系统上试验Docker的方法的建议,检查版本信息,并确保docker命令正常工作。1. 打开一个shell(cmd.exe,PowerShell或其他)。
2. 运行一些Docker命令,例如docker ps,docker版本和docker信息。
这是在powerhell中运行的docker ps的输出。 (在这个例子中,没有容器正在运行。)
C:\Users\rHotD>docker ps CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
以下是Docker版本的命令输出示例。
PS C:\Users\Docker> docker version Client: Version: 17.03.0-ce API version: 1.26 Go version: go1.7.5 Git commit: 60ccb22 Built: Thu Feb 23 10:40:59 2017 OS/Arch: windows/amd64 Server: Version: 17.03.0-ce API version: 1.26 (minimum version 1.12) Go version: go1.7.5 Git commit: 3a232c8 Built: Tue Feb 28 07:52:04 2017 OS/Arch: linux/amd64 Experimental: true
以下是docker信息的命令输出示例。
PS C:\Users\Docker> docker info Containers: 0 Running: 0 Paused: 0 Stopped: 0 Images: 0 Server Version: 17.03.0-ce Storage Driver: overlay2 Backing Filesystem: extfs Supports d_type: true Native Overlay Diff: true Logging Driver: json-file Cgroup Driver: cgroupfs Plugins: Volume: local Network: bridge host ipvlan macvlan null overlay Swarm: inactive Runtimes: runc Default Runtime: runc Init Binary: docker-init containerd version: 977c511eda0925a723debdc94d09459af49d082a runc version: a01dafd48bc1c7cc12bdb01206f9fea7dd6feb70 init version: 949e6fa Security Options: seccomp Profile: default Kernel Version: 4.9.12-moby Operating System: Alpine Linux v3.5 OSType: linux Architecture: x86_64 CPUs: 2 Total Memory: 1.934 GiB Name: moby ID: BM4O:645U:LUS6:OGMD:O6WH:JINS:K7VF:OVDZ:7NE4:ZVJT:PSMQ:5UA6 Docker Root Dir: /var/lib/docker Debug Mode (client): false Debug Mode (server): true File Descriptors: 13 Goroutines: 21 System Time: 2017-03-02T16:59:13.417299Z EventsListeners: 0 Registry: https://index.docker.io/v1/ Experimental: true Insecure Registries: 127.0.0.0/8 Live Restore Enabled: false
注意:上面的输出是例子。 您的输出,例如docker版本和docker信息,将取决于您的产品版本(例如,在安装较新版本时)。
3. 运行
#docker run hello-world来测试从Docker Hub拉一张图像并启动一个容器。
C:\Users\rHotD>docker run hello-world Unable to find image 'hello-world:latest' locally latest: Pulling from library/hello-world 78445dd45222: Pull complete Digest: sha256:c5515758d4c5e1e838e9cd307f6c6a0d620b5e07e6f927b07d05f6d12a1ac8d7 Status: Downloaded newer image for hello-world:latest Hello from Docker! This message shows that your installation appears to be working correctly. To generate this message, Docker took the following steps: 1. The Docker client contacted the Docker daemon. 2. The Docker daemon pulled the "hello-world" image from the Docker Hub. 3. The Docker daemon created a new container from that image which runs the executable that produces the output you are currently reading. 4. The Docker daemon streamed that output to the Docker client, which sent it to your terminal. To try something more ambitious, you can run an Ubuntu container with: $ docker run -it ubuntu bash Share images, automate workflows, and more with a free Docker ID: https://cloud.docker.com/ For more examples and ideas, visit: https://docs.docker.com/engine/userguide/[/code]
4. 尝试更有野心的东西,并使用此命令运行Ubuntu容器。docker run -it ubuntu bash
这将下载ubuntu容器图像并启动它。 以下是在powerhell中运行此命令的输出。C:\Users\rHotD>docker run -it ubuntu bash Unable to find image 'ubuntu:latest' locally latest: Pulling from library/ubuntu c62795f78da9: Pull complete d4fceeeb758e: Pull complete 5c9125a401ae: Pull complete 0062f774e994: Pull complete 6b33fd031fac: Pull complete Digest: sha256:c2bbf50d276508d73dd865cda7b4ee9b5243f2648647d21e3a471dd3cc4209a0 Status: Downloaded newer image for ubuntu:latest root@a8d217b930ac:/#
键入exit以停止容器并关闭powerhell。
5. 使用此命令启动Dockerized Web服务器:docker run -d -p 80:80 --name webserver nginx
这将下载nginx容器图像并启动它。 以下是在powerhell中运行此命令的输出。PS C:\Users\jdoe> docker run -d -p 80:80 --name webserver nginx Unable to find image 'nginx:latest' locally latest: Pulling from library/nginx fdd5d7827f33: Pull complete a3ed95caeb02: Pull complete 716f7a5f3082: Pull complete 7b10f03a0309: Pull complete Digest: sha256:f6a001272d5d324c4c9f3f183e1b69e9e0ff12debeb7a092730d638c33e0de3e Status: Downloaded newer image for nginx:latest dfe13c68b3b86f01951af617df02be4897184cbf7a8b4d5caf1c3c5bd3fc267f
6. 将您的Web浏览器指向http:// localhost以显示起始页。
(由于您指定了默认HTTP端口,因此无需在URL的末尾追加:80)
7. 当您的网络服务器正在运行时运行docker ps,以查看容器上的详细信息。
8. 停止或移除容器和图像。nginx网络服务器将继续在该端口上的容器中运行,直到您停止和/或删除该容器。 如果要停止Web服务器,请键入:docker stop webserver,并使用docker start webserver重新启动它。
要使用单个命令停止并删除正在运行的容器,请键入:docker rm -f webserver。 这将删除容器,而不是nginx映像。 您可以列出本地图像与 docker 图像。 您可能想要保留一些图像,以便您不必再从Docker Hub中拉出。 要删除不再需要的图像,请使用docker rmi,然后使用图像ID或图像名称。 例如,docker rmi nginx。
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