CentOS构建Docker2
admin 发布于：2019-1-30 9:03 分类：系统架构 有 3352 人浏览，获得评论 0 条 标签: Docker
查看版本
[root@localhost ~]# docker version
Client:
Version: 1.13.1
API version: 1.26
Package version: docker-1.13.1-88.git07f3374.el7.centos.x86_64
Go version: go1.9.4
Git commit: 07f3374/1.13.1
Built: Fri Dec 7 16:13:51 2018
OS/Arch: linux/amd64
Server:
Version: 1.13.1
API version: 1.26 (minimum version 1.12)
Package version: docker-1.13.1-88.git07f3374.el7.centos.x86_64
Go version: go1.9.4
Git commit: 07f3374/1.13.1
Built: Fri Dec 7 16:13:51 2018
OS/Arch: linux/amd64
Experimental: false
搜索容器镜像
[root@localhost ~]# docker search centos
INDEX NAME DESCRIPTION STARS OFFICIAL AUTOMATED
docker.io docker.io/centos The official build of CentOS. 5147 [OK]
docker.io docker.io/ansible/centos7-ansible Ansible on Centos7 119 [OK]
docker.io docker.io/jdeathe/centos-ssh CentOS-6 6.10 x86_64 / CentOS-7 7.5.1804 x... 106 [OK]
docker.io docker.io/consol/centos-xfce-vnc Centos container with "headless" VNC sessi... 78 [OK]
docker.io docker.io/imagine10255/centos6-lnmp-php56 centos6-lnmp-php56 50 [OK]
docker.io docker.io/centos/mysql-57-centos7 MySQL 5.7 SQL database server 45
docker.io docker.io/tutum/centos Simple CentOS docker image with SSH access 43
docker.io docker.io/openshift/base-centos7 A Centos7 derived base image for Source-To... 39
docker.io docker.io/gluster/gluster-centos Official GlusterFS Image [ CentOS-7 + Glu... 38 [OK]
docker.io docker.io/centos/postgresql-96-centos7 PostgreSQL is an advanced Object-Relationa... 37
docker.io docker.io/centos/python-35-centos7 Platform for building and running Python 3... 33
docker.io docker.io/kinogmt/centos-ssh CentOS with SSH 25 [OK]
docker.io docker.io/openshift/jenkins-2-centos7 A Centos7 based Jenkins v2.x image for use... 20
docker.io docker.io/centos/php-56-centos7 Platform for building and running PHP 5.6 ... 19
docker.io docker.io/pivotaldata/centos-gpdb-dev CentOS image for GPDB development. Tag nam... 10
docker.io docker.io/openshift/wildfly-101-centos7 A Centos7 based WildFly v10.1 image for us... 6
docker.io docker.io/openshift/jenkins-1-centos7 DEPRECATED: A Centos7 based Jenkins v1.x i... 4
docker.io docker.io/darksheer/centos Base Centos Image -- Updated hourly 3 [OK]
docker.io docker.io/pivotaldata/centos Base centos, freshened up a little with a ... 2
docker.io docker.io/pivotaldata/centos-mingw Using the mingw toolchain to cross-compile... 2
docker.io docker.io/blacklabelops/centos CentOS Base Image! Built and Updates Daily! 1 [OK]
docker.io docker.io/pivotaldata/centos-gcc-toolchain CentOS with a toolchain, but unaffiliated ... 1
docker.io docker.io/pivotaldata/centos7-build CentosOS 7 image for GPDB compilation 0
docker.io docker.io/pivotaldata/centos7-test CentosOS 7 image for GPDB testing 0
docker.io docker.io/smartentry/centos centos with smartentry 0 [OK]
下载容器镜像
[root@localhost ~]# docker pull docker.io/centos
Using default tag: latest
Trying to pull repository docker.io/library/centos ...
latest: Pulling from docker.io/library/centos
5e6ec7f28fb7: Pull complete
566e675a8212: Pull complete
ef5a8026039b: Pull complete
22ecb0106557: Pull complete
91cc511c603e: Pull complete
Digest: sha256:184e5f35598e333bfa7de10d8fb1cebb5ee4df5bc0f970bf2b1e7c7345136426
Status: Downloaded newer image for docker.io/centos:latest
查看容器镜像
[root@localhost ~]# docker images centos
REPOSITORY TAG IMAGE ID CREATED SIZE
docker.io/centos latest 1e1148e4cc2c 7 weeks ago 202 MB
运行容器镜像
[root@localhost ~]# docker run centos echo "Hello Centos"
Hello Centos
命令行运行容器镜像
[root@localhost ~]# docker run -t -i centos /bin/bash
[root@4bf88ec1e25e /]# echo "Hello Centos"
Hello Centos
保存对容器的修改
[root@localhost ~]# docker ps -l
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
4bf88ec1e25e centos "/bin/bash" About a minute ago Exited (0) 5 seconds ago mystifying_kilby
[root@localhost ~]# docker commit -m="Hello Centos" 4bf88ec1e25e hellocentos
sha256:05c7c5c8c6f1ef66736cd1c6256cdd94629263ff67375e78e040e34dce2fb548
检查运行中的镜像
[root@localhost ~]# docker run hellocentos echo "Hello Centos"
WARNING: IPv4 forwarding is disabled. Networking will not work.
Hello Centos
[root@localhost ~]# docker inspect hellocentos
[
{
"Id": "sha256:05c7c5c8c6f1ef66736cd1c6256cdd94629263ff67375e78e040e34dce2fb548",
"RepoTags": [
"hellocentos:latest"
],
"RepoDigests": [],
"Parent": "sha256:1e1148e4cc2c148c6890a18e3b2d2dde41a6745ceb4e5fe94a923d811bf82ddb",
"Comment": "Hello Centos",
"Created": "2019-01-29T02:15:06.601658579Z",
"Container": "4bf88ec1e25ebb0b91dd80fce5e26138c8f955f4edeb6c778422af65a66c7b6d",
"ContainerConfig": {
"Hostname": "4bf88ec1e25e",
"Domainname": "",
"User": "",
"AttachStdin": true,
"AttachStdout": true,
"AttachStderr": true,
"Tty": true,
"OpenStdin": true,
"StdinOnce": true,
"Env": [
"PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin"
],
"Cmd": [
"/bin/bash"
],
"Image": "centos",
"Volumes": null,
"WorkingDir": "",
"Entrypoint": null,
"OnBuild": null,
"Labels": {
"org.label-schema.build-date": "20181205",
"org.label-schema.license": "GPLv2",
"org.label-schema.name": "CentOS Base Image",
"org.label-schema.schema-version": "1.0",
"org.label-schema.vendor": "CentOS"
}
},
"DockerVersion": "1.13.1",
"Author": "",
"Config": {
"Hostname": "",
"Domainname": "",
"User": "",
"AttachStdin": false,
"AttachStdout": false,
"AttachStderr": false,
"Tty": false,
"OpenStdin": false,
"StdinOnce": false,
"Env": [
"PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin"
],
"Cmd": [
"/bin/bash"
],
"Image": "",
"Volumes": null,
"WorkingDir": "",
"Entrypoint": null,
"OnBuild": null,
"Labels": {
"org.label-schema.build-date": "20181205",
"org.label-schema.license": "GPLv2",
"org.label-schema.name": "CentOS Base Image",
"org.label-schema.schema-version": "1.0",
"org.label-schema.vendor": "CentOS"
}
},
"Architecture": "amd64",
"Os": "linux",
"Size": 201779629,
"VirtualSize": 201779629,
"GraphDriver": {
"Name": "overlay2",
"Data": {
"LowerDir": "/var/lib/docker/overlay2/2e17ffe2a2acae3ca7b05851e5b2a8f4858bdec98b9ffeddaff1416851167d83/diff",
"MergedDir": "/var/lib/docker/overlay2/6cbdbc6d1560ec1fe0b608e1dc80dcb4088cebbbbe77d7e269ac13732c711a00/merged",
"UpperDir": "/var/lib/docker/overlay2/6cbdbc6d1560ec1fe0b608e1dc80dcb4088cebbbbe77d7e269ac13732c711a00/diff",
"WorkDir": "/var/lib/docker/overlay2/6cbdbc6d1560ec1fe0b608e1dc80dcb4088cebbbbe77d7e269ac13732c711a00/work"
}
},
"RootFS": {
"Type": "layers",
"Layers": [
"sha256:071d8bd765171080d01682844524be57ac9883e53079b6ac66707e192ea25956",
"sha256:e0a311bc74f5b5421dc5c135921dece63824e1cce9e5f5717d07878315d3728a"
]
}
}
]
发布自己的镜像
[root@localhost ~]# docker commit -m "my centos" 4bf88ec1e25e wangcnc2005/centos
sha256:4a3a837b38d77a5024b22cf0265f69eef7a3b3ccb32c2f2c7ca3c5d52edb2320
[root@localhost ~]# docker login
Login with your Docker ID to push and pull images from Docker Hub. If you don't have a Docker ID, head over to https://hub.docker.com to create one.
Username: wangcnc2005
Password:
Login Succeeded
[root@localhost ~]# docker push wangcnc2005/centos:latest
The push refers to a repository [docker.io/wangcnc2005/centos]
e0a311bc74f5: Pushed
071d8bd76517: Pushed
latest: digest: sha256:704978e57bd5486f145467a3ab314434bc02041a0f1aae137f43a5c81aea2506 size: 736
[root@localhost ~]# docker search wangcnc2005
INDEX NAME DESCRIPTION STARS OFFICIAL AUTOMATED
docker.io docker.io/wangcnc2005/centos my centos 0
容器的删除
[root@localhost ~]# docker commit -m="Hello Centos" 4bf88ec1e25e hello_centos
sha256:3e99e17de7d4de201482f97635780ad7872cea5a8ce5a1a70312ce4cd330cf40
[root@localhost ~]# docker images|grep centos
hello_centos latest 3e99e17de7d4 5 seconds ago 202 MB
hellocentos latest 05c7c5c8c6f1 21 hours ago 202 MB
docker.io/centos latest 1e1148e4cc2c 7 weeks ago 202 MB
[root@localhost ~]# docker rmi hello_centos
Untagged: hello_centos:latest
Deleted: sha256:3e99e17de7d4de201482f97635780ad7872cea5a8ce5a1a70312ce4cd330cf40
[root@localhost ~]# docker images|grep centos
REPOSITORY TAG IMAGE ID CREATED SIZE
hellocentos latest 05c7c5c8c6f1 21 hours ago 202 MB
docker.io/centos latest 1e1148e4cc2c 7 weeks ago 202 MB-
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