[TOC] ## docker commit ## 語法 ``` docker commit [OPTIONS] CONTAINER [REPOSITORY[:TAG]] options --author , -a : 作者 --change , -c : 替換Dockerfile指令的指令 --message , -m : 提交訊息 --pause , -p : 提交期間暫停容器(默認 true) ``` ## 示例 ### 提交一個容器 ``` $ docker ps CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES c3f279d17e0a ubuntu:12.04 /bin/bash 7 days ago Up 25 hours desperate_dubinsky 197387f1b436 ubuntu:12.04 /bin/bash 7 days ago Up 25 hours focused_hamilton $ docker commit c3f279d17e0a svendowideit/testimage:version3 f5283438590d $ docker images REPOSITORY TAG ID CREATED SIZE svendowideit/testimage version3 f5283438590d 16 seconds ago 335.7 MB ``` ### 提交具有新配置的容器 ``` $ docker ps CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES c3f279d17e0a ubuntu:12.04 /bin/bash 7 days ago Up 25 hours desperate_dubinsky 197387f1b436 ubuntu:12.04 /bin/bash 7 days ago Up 25 hours focused_hamilton $ docker inspect -f "{{ .Config.Env }}" c3f279d17e0a [HOME=/ PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin] $ docker commit --change "ENV DEBUG=true" c3f279d17e0a svendowideit/testimage:version3 f5283438590d $ docker inspect -f "{{ .Config.Env }}" f5283438590d [HOME=/ PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin DEBUG=true] ``` ### 用新的CMD和EXPOSE說明提交容器 ``` $ docker ps CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES c3f279d17e0a ubuntu:12.04 /bin/bash 7 days ago Up 25 hours desperate_dubinsky 197387f1b436 ubuntu:12.04 /bin/bash 7 days ago Up 25 hours focused_hamilton $ docker commit --change='CMD ["apachectl", "-DFOREGROUND"]' -c "EXPOSE 80" c3f279d17e0a svendowideit/testimage:version4 f5283438590d $ docker run -d svendowideit/testimage:version4 89373736e2e7f00bc149bd783073ac43d0507da250e999f3f1036e0db60817c0 $ docker ps CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES 89373736e2e7 testimage:version4 "apachectl -DFOREGROU" 3 seconds ago Up 2 seconds 80/tcp distracted_fermat c3f279d17e0a ubuntu:12.04 /bin/bash 7 days ago Up 25 hours desperate_dubinsky 197387f1b436 ubuntu:12.04 /bin/bash 7 days ago Up 25 hours focused_hamilton ```