1. 개요
아마존 리눅스에 도커를 설치해 봅시다.
2. 시작
sudo yum 한줄로 깔 수 있습니다. 참 쉽죠.
$ sudo yum install docker Loaded plugins: priorities, update-motd, upgrade-helper Resolving Dependencies --> Running transaction check ---> Package docker.x86_64 0:17.12.0ce-1.129.amzn1 will be installed --> Processing Dependency: xfsprogs for package: docker-17.12.0ce-1.129.amzn1.x86_64 --> Processing Dependency: libseccomp.so.2()(64bit) for package: docker-17.12.0ce-1.129.amzn1.x86_64 --> Processing Dependency: libltdl.so.7()(64bit) for package: docker-17.12.0ce-1.129.amzn1.x86_64 --> Running transaction check ---> Package libseccomp.x86_64 0:2.3.1-2.4.amzn1 will be installed ---> Package libtool-ltdl.x86_64 0:2.4.2-20.4.8.5.32.amzn1 will be installed ---> Package xfsprogs.x86_64 0:4.5.0-9.21.amzn1 will be installed --> Finished Dependency Resolution Dependencies Resolved ===================================================================================================================================================== Package Arch Version Repository Size ===================================================================================================================================================== Installing: docker x86_64 17.12.0ce-1.129.amzn1 amzn-updates 34 M Installing for dependencies: libseccomp x86_64 2.3.1-2.4.amzn1 amzn-main 79 k libtool-ltdl x86_64 2.4.2-20.4.8.5.32.amzn1 amzn-main 51 k xfsprogs x86_64 4.5.0-9.21.amzn1 amzn-main 1.7 M Transaction Summary ===================================================================================================================================================== Install 1 Package (+3 Dependent packages) Total download size: 36 M Installed size: 114 M Is this ok [y/d/N]: y Downloading packages: (1/4): xfsprogs-4.5.0-9.21.amzn1.x86_64.rpm | 1.7 MB 00:00:00 (2/4): libtool-ltdl-2.4.2-20.4.8.5.32.amzn1.x86_64.rpm | 51 kB 00:00:00 (3/4): libseccomp-2.3.1-2.4.amzn1.x86_64.rpm | 79 kB 00:00:00 (4/4): docker-17.12.0ce-1.129.amzn1.x86_64.rpm | 34 MB 00:00:08 ----------------------------------------------------------------------------------------------------------------------------------------------------------------------- Total 4.2 MB/s | 36 MB 00:00:08 Running transaction check Running transaction test Transaction test succeeded Running transaction Installing : libseccomp-2.3.1-2.4.amzn1.x86_64 1/4 Installing : libtool-ltdl-2.4.2-20.4.8.5.32.amzn1.x86_64 2/4 Installing : xfsprogs-4.5.0-9.21.amzn1.x86_64 3/4 Installing : docker-17.12.0ce-1.129.amzn1.x86_64 4/4 Verifying : docker-17.12.0ce-1.129.amzn1.x86_64 1/4 Verifying : xfsprogs-4.5.0-9.21.amzn1.x86_64 2/4 Verifying : libtool-ltdl-2.4.2-20.4.8.5.32.amzn1.x86_64 3/4 Verifying : libseccomp-2.3.1-2.4.amzn1.x86_64 4/4 Installed: docker.x86_64 0:17.12.0ce-1.129.amzn1 Dependency Installed: libseccomp.x86_64 0:2.3.1-2.4.amzn1 libtool-ltdl.x86_64 0:2.4.2-20.4.8.5.32.amzn1 xfsprogs.x86_64 0:4.5.0-9.21.amzn1 Complete!
3. 실행
$ docker Usage: docker COMMAND A self-sufficient runtime for containers Options: --config string Location of client config files (default "/home/ec2-user/.docker") -D, --debug Enable debug mode -H, --host list Daemon socket(s) to connect to -l, --log-level string Set the logging level ("debug"|"info"|"warn"|"error"|"fatal") (default "info") --tls Use TLS; implied by --tlsverify --tlscacert string Trust certs signed only by this CA (default "/home/ec2-user/.docker/ca.pem") --tlscert string Path to TLS certificate file (default "/home/ec2-user/.docker/cert.pem") --tlskey string Path to TLS key file (default "/home/ec2-user/.docker/key.pem") --tlsverify Use TLS and verify the remote -v, --version Print version information and quit Management Commands: checkpoint Manage checkpoints config Manage Docker configs container Manage containers image Manage images network Manage networks node Manage Swarm nodes plugin Manage plugins secret Manage Docker secrets service Manage services stack Manage Docker stacks swarm Manage Swarm system Manage Docker trust Manage trust on Docker images (experimental) volume Manage volumes Commands: attach Attach local standard input, output, and error streams to a running container build Build an image from a Dockerfile commit Create a new image from a container's changes cp Copy files/folders between a container and the local filesystem create Create a new container deploy Deploy a new stack or update an existing stack diff Inspect changes to files or directories on a container's filesystem events Get real time events from the server exec Run a command in a running container export Export a container's filesystem as a tar archive history Show the history of an image images List images import Import the contents from a tarball to create a filesystem image info Display system-wide information inspect Return low-level information on Docker objects kill Kill one or more running containers load Load an image from a tar archive or STDIN login Log in to a Docker registry logout Log out from a Docker registry logs Fetch the logs of a container pause Pause all processes within one or more containers port List port mappings or a specific mapping for the container ps List containers pull Pull an image or a repository from a registry push Push an image or a repository to a registry rename Rename a container restart Restart one or more containers rm Remove one or more containers rmi Remove one or more images run Run a command in a new container save Save one or more images to a tar archive (streamed to STDOUT by default) search Search the Docker Hub for images start Start one or more stopped containers stats Display a live stream of container(s) resource usage statistics stop Stop one or more running containers tag Create a tag TARGET_IMAGE that refers to SOURCE_IMAGE 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 version Show the Docker version information wait Block until one or more containers stop, then print their exit codes Run 'docker COMMAND --help' for more information on a command.
4. Docker 서비스 실행
$ sudo service docker start Starting cgconfig service: [ OK ] Starting docker: . [ OK ]
5. 관련 에러 해결
5-1. Docker 서비스가 안떠있음
$ docker version Client: Version: 17.12.0-ce API version: 1.35 Go version: go1.9.2 Git commit: 3dfb8343b139d6342acfd9975d7f1068b5b1c3d3 Built: Mon Mar 5 20:42:27 2018 OS/Arch: linux/amd64 Cannot connect to the Docker daemon at unix:///var/run/docker.sock. Is the docker daemon running?
5-2. root 권한이 없음
$ docker version Client: Version: 17.12.0-ce API version: 1.35 Go version: go1.9.2 Git commit: 3dfb8343b139d6342acfd9975d7f1068b5b1c3d3 Built: Mon Mar 5 20:42:27 2018 OS/Arch: linux/amd64 Got permission denied while trying to connect to the Docker daemon socket at unix:///var/run/docker.sock: Get http://%2Fvar%2Frun%2Fdocker.sock/v1.35/version: dial unix /var/run/docker.sock: connect: permission denied [ec2-user@ip-10-0-30-225 ~]$ sudo docker version