centos 6.6 x86_64 安装docker和简单使用
2016-04-21 00:00
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####安装docker
yum安装docker
# yum install docker-io -y
设置自动启动
# service docker start && chkconfig docker on
####使用docker
#####查看docker版本平台等信息
# docker info
# docker version
#####查找镜像
# docker search tomcat
#####下载镜像
# docker pull tomcat
#####查看镜像
# docker images
运行images
# docker run tomcat ps aux
# docker run -i -t tomcat /bin/bash #交互式运行docker
#####查看容器
# docker ps -a #-a显示所有容器，-l 显示最近的容器，不加参数显示运行的
#####启动一个容器
# docker start 2c463985a339 #除了start还支持stop，restart，kill
# docker ps
#####对运行中的容器进行操作
建议使用exec方式，
# docker attach 2c463985a339
# docker exec -it bbc55c1a511a /bin/bash
#####查看容器的镜像的详细信息
# docker inspect 2c463985a339
#####从容器中制作镜像
# docker commit 2c463985a339 mytomcat:1
# docker images
#####删除容器和镜像
删除容器
# docker rm 2c463985a339
删除镜像
# docker rmi mytomcat:1
yum安装docker
# yum install docker-io -y
设置自动启动
# service docker start && chkconfig docker on
####使用docker
#####查看docker版本平台等信息
# docker info
Containers: 0 Images: 0 Storage Driver: devicemapper Pool Name: docker-253:0-407342-pool Pool Blocksize: 65.54 kB Backing Filesystem: extfs Data file: /dev/loop0 Metadata file: /dev/loop1 Data Space Used: 305.7 MB Data Space Total: 107.4 GB Data Space Available: 1.11 GB Metadata Space Used: 729.1 kB Metadata Space Total: 2.147 GB Metadata Space Available: 1.11 GB Udev Sync Supported: true Deferred Removal Enabled: false Data loop file: /var/lib/docker/devicemapper/devicemapper/data Metadata loop file: /var/lib/docker/devicemapper/devicemapper/metadata Library Version: 1.02.89-RHEL6 (2014-09-01) Execution Driver: native-0.2 Logging Driver: json-file Kernel Version: 2.6.32-504.el6.x86_64 Operating System: <unknown> CPUs: 1 Total Memory: 1.833 GiB Name: ops1 ID: MSN6:C6TZ:4LDD:VMGC:PTRP:6WQD:WHN2:674S:E2AQ:DPT6:T4B2:S6U4
# docker version
Client version: 1.7.1 Client API version: 1.19 Go version (client): go1.4.2 Git commit (client): 786b29d/1.7.1 OS/Arch (client): linux/amd64 Server version: 1.7.1 Server API version: 1.19 Go version (server): go1.4.2 Git commit (server): 786b29d/1.7.1 OS/Arch (server): linux/amd64
#####查找镜像
# docker search tomcat
NAME DESCRIPTION STARS OFFICIAL AUTOMATED tomcat Apache Tomcat is an open source implementa... 615 [OK] dordoka/tomcat Ubuntu 14.04, Oracle JDK 8 and Tomcat 8 ba... 16 [OK] consol/tomcat-7.0 Tomcat 7.0.57, 8080, "admin/admin" 14 [OK] ......
#####下载镜像
# docker pull tomcat
latest: Pulling from tomcat 6b8a1ecb2364: Downloading [======> ] 6.815 MB/51.34 MB d1cc0e6af849: Download complete ....... Digest: sha256:d2eeba2fc1da6d9a092bd103b69b527196155568b723eb67e0355033f3a3af29 Status: Downloaded newer image for tomcat:lates
#####查看镜像
# docker images
REPOSITORY TAG IMAGE ID CREATED VIRTUAL SIZE tomcat latest 430e8c6b6fad 2 weeks ago 357.3 MB
运行images
# docker run tomcat ps aux
USER PID %CPU %MEM VSZ RSS TTY STAT START TIME COMMAND root 1 0.0 0.0 10712 1040 ? Rs 10:20 0:00 ps aux
# docker run -i -t tomcat /bin/bash #交互式运行docker
root@2c463985a339:/usr/local/tomcat# /usr/local/tomcat/bin/startup.sh Using CATALINA_BASE: /usr/local/tomcat Using CATALINA_HOME: /usr/local/tomcat Using CATALINA_TMPDIR: /usr/local/tomcat/temp Using JRE_HOME: /usr/lib/jvm/java-7-openjdk-amd64/jre Using CLASSPATH: /usr/local/tomcat/bin/bootstrap.jar:/usr/local/tomcat/bin/tomcat-juli.jar Tomcat started.
#####查看容器
# docker ps -a #-a显示所有容器，-l 显示最近的容器，不加参数显示运行的
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES 2c463985a339 tomcat "/bin/bash" 4 minutes ago Exited (130) 3 minutes ago boring_yonath 91f5e029a64d tomcat "/bin/bash" 5 minutes ago Exited (0) 4 minutes ago kickass_babbage 5f67b78ba369 tomcat "/bin/bash" 11 minutes ago Exited (6) 5 minutes ago clever_jones b11510e7338f tomcat "ps aux" 15 minutes ago Exited (0) 15 minutes ago jolly_perlman 576870dde984 tomcat "ps aux" 15 minutes ago fervent_goodall 3aefc748e778 tomcat "ps aux|grep java" 15 minutes ago clever_goodall fa98a00818ad tomcat "ls /etc/init.d/" 16 minutes ago Exited (0) 16 minutes ago serene_ptolemy 944adce8d00a tomcat "ls /" 16 minutes ago Exited (0) 16 minutes ago naughty_mayer
#####启动一个容器
# docker start 2c463985a339 #除了start还支持stop，restart，kill
2c463985a339
# docker ps
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES 2c463985a339 tomcat "/bin/bash" 14 minutes ago Up 59 seconds 8080/tcp boring_yonath
#####对运行中的容器进行操作
建议使用exec方式，
# docker attach 2c463985a339
root@2c463985a339:/usr/local/tomcat# ls
LICENSE NOTICE RELEASE-NOTES RUNNING.txt bin conf lib logs temp webapps work
root@2c463985a339:/usr/local/tomcat# ps aux|grep java
root 7 0.0 0.0 12756 1008 ? S+ 10:47 0:00 grep java
root@2c463985a339:/usr/local/tomcat# /usr/local/tomcat/bin/startup.sh Using CATALINA_BASE: /usr/local/tomcat Using CATALINA_HOME: /usr/local/tomcat Using CATALINA_TMPDIR: /usr/local/tomcat/temp Using JRE_HOME: /usr/lib/jvm/java-7-openjdk-amd64/jre Using CLASSPATH: /usr/local/tomcat/bin/bootstrap.jar:/usr/local/tomcat/bin/tomcat-juli.jar Tomcat started.root@2c463985a339:/usr/local/tomcat# ps aux|grep java
root 15 72.5 4.1 1555972 80468 ? Sl 10:47 0:04 /usr/lib/jvm/java-7-openjdk-amd64/jre/bin/java -Djava.util.logging.config.file=/usr/local/tomcat/conf/logging.properties -Djava.util.logging.manager=org.apache.juli.ClassLoaderLogManager -Djava.endorsed.dirs=/usr/local/tomcat/endorsed -classpath /usr/local/tomcat/bin/bootstrap.jar:/usr/local/tomcat/bin/tomcat-juli.jar -Dcatalina.base=/usr/local/tomcat -Dcatalina.home=/usr/local/tomcat -Djava.io.tmpdir=/usr/local/tomcat/temp org.apache.catalina.startup.Bootstrap start
root 37 0.0 0.0 11072 684 ? R+ 10:47 0:00 grep java
# docker exec -it bbc55c1a511a /bin/bash
root@bbc55c1a511a:/usr/local/tomcat# ls LICENSE NOTICE RELEASE-NOTES RUNNING.txt bin conf lib logs temp webapps work root@bbc55c1a511a:/usr/local/tomcat# ps aux|grep tomcat root 1 0.0 3.8 1555972 74784 ? Ssl Apr21 0:48 /usr/lib/jvm/java-7-openjdk-amd64/jre/bin/java -Djava.util.logging.config.file=/usr/local/tomcat/conf/logging.properties -Djava.util.logging.manager=org.apache.juli.ClassLoaderLogManager -Djava.endorsed.dirs=/usr/local/tomcat/endorsed -classpath /usr/local/tomcat/bin/bootstrap.jar:/usr/local/tomcat/bin/tomcat-juli.jar -Dcatalina.base=/usr/local/tomcat -Dcatalina.home=/usr/local/tomcat -Djava.io.tmpdir=/usr/local/tomcat/temp org.apache.catalina.startup.Bootstrap start root 37 0.0 0.0 12756 1008 ? S+ 11:38 0:00 grep tomcat
#####查看容器的镜像的详细信息
# docker inspect 2c463985a339
[
{
"Id": "2c463985a339974f1d1e1059b8d69c4c097ff77938ff4be9f4a7311a7b364bbc",
"Created": "2016-04-21T10:30:57.705132242Z",
"Path": "/bin/bash",
"Args": [],
"State": {
"Running": false,
"Paused": false,
"Restarting": false,
"OOMKilled": true,
"Dead": false,
"Pid": 0,
"ExitCode": 1,
"Error": "",
"StartedAt": "2016-04-21T10:48:56.306897656Z",
"FinishedAt": "2016-04-21T10:53:04.174892969Z"
},
"Image": "430e8c6b6fad608dfc9cdb28006896b39104ba98589832c4be7ae12234a6161a",
"NetworkSettings": {
"Bridge": "",
"EndpointID": "",
"Gateway": "",
"GlobalIPv6Address": "",
"GlobalIPv6PrefixLen": 0,
"HairpinMode": false,
"IPAddress": "",
"IPPrefixLen": 0,
"IPv6Gateway": "",
"LinkLocalIPv6Address": "",
"LinkLocalIPv6PrefixLen": 0,
"MacAddress": "",
"NetworkID": "",
"PortMapping": null,
"Ports": null,
"SandboxKey": "",
"SecondaryIPAddresses": null,
"SecondaryIPv6Addresses": null
},
"ResolvConfPath": "/var/lib/docker/containers/2c463985a339974f1d1e1059b8d69c4c097ff77938ff4be9f4a7311a7b364bbc/resolv.conf",
"HostnamePath": "/var/lib/docker/containers/2c463985a339974f1d1e1059b8d69c4c097ff77938ff4be9f4a7311a7b364bbc/hostname",
"HostsPath": "/var/lib/docker/containers/2c463985a339974f1d1e1059b8d69c4c097ff77938ff4be9f4a7311a7b364bbc/hosts",
"LogPath": "/var/lib/docker/containers/2c463985a339974f1d1e1059b8d69c4c097ff77938ff4be9f4a7311a7b364bbc/2c463985a339974f1d1e1059b8d69c4c097ff77938ff4be9f4a7311a7b364bbc-json.log",
"Name": "/boring_yonath",
"RestartCount": 0,
"Driver": "devicemapper",
"ExecDriver": "native-0.2",
"MountLabel": "",
"ProcessLabel": "",
"Volumes": {},
"VolumesRW": {},
"AppArmorProfile": "",
"ExecIDs": null,
"HostConfig": {
"Binds": null,
"ContainerIDFile": "",
"LxcConf": [],
"Memory": 0,
"MemorySwap": 0,
"CpuShares": 0,
"CpuPeriod": 0,
"CpusetCpus": "",
"CpusetMems": "",
"CpuQuota": 0,
"BlkioWeight": 0,
"OomKillDisable": false,
"Privileged": false,
"PortBindings": {},
"Links": null,
"PublishAllPorts": false,
"Dns": null,
"DnsSearch": null,
"ExtraHosts": null,
"VolumesFrom": null,
"Devices": [],
"NetworkMode": "bridge",
"IpcMode": "",
"PidMode": "",
"UTSMode": "",
"CapAdd": null,
"CapDrop": null,
"RestartPolicy": {
"Name": "no",
"MaximumRetryCount": 0
},
"SecurityOpt": null,
"ReadonlyRootfs": false,
"Ulimits": null,
"LogConfig": {
"Type": "json-file",
"Config": {}
},
"CgroupParent": ""
},
"Config": {
"Hostname": "2c463985a339",
"Domainname": "",
"User": "",
"AttachStdin": true,
"AttachStdout": true,
"AttachStderr": true,
"PortSpecs": null,
"ExposedPorts": {
"8080/tcp": {}
},
"Tty": true,
"OpenStdin": true,
"StdinOnce": true,
"Env": [
"PATH=/usr/local/tomcat/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin",
"LANG=C.UTF-8",
"JAVA_HOME=/usr/lib/jvm/java-7-openjdk-amd64/jre",
"JAVA_VERSION=7u95",
"JAVA_DEBIAN_VERSION=7u95-2.6.4-1~deb8u1",
"CATALINA_HOME=/usr/local/tomcat",
"TOMCAT_MAJOR=8",
"TOMCAT_VERSION=8.0.33",
"TOMCAT_TGZ_URL=https://www.apache.org/dist/tomcat/tomcat-8/v8.0.33/bin/apache-tomcat-8.0.33.tar.gz"
],
"Cmd": [
"/bin/bash"
],
"Image": "tomcat",
"Volumes": null,
"VolumeDriver": "",
"WorkingDir": "/usr/local/tomcat",
"Entrypoint": null,
"NetworkDisabled": false,
"MacAddress": "",
"OnBuild": null,
"Labels": {}
}
}
]#####从容器中制作镜像
# docker commit 2c463985a339 mytomcat:1
f226b712d77b54ae9ec3107e41c21f14c506937e63fb136a79d0cbd62e469ee9
# docker images
REPOSITORY TAG IMAGE ID CREATED VIRTUAL SIZE mytomcat 1 f226b712d77b About a minute ago 357.4 MB tomcat latest 430e8c6b6fad 2 weeks ago 357.3 MB
#####删除容器和镜像
删除容器
# docker rm 2c463985a339
2c463985a339
删除镜像
# docker rmi mytomcat:1
Untagged: mytomcat:1
Deleted: f226b712d77b54ae9ec3107e41c21f14c506937e63fb136a79d0cbd62e469ee9
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