Docker Commit提交
Docker Commit镜像提交
- 以一个正在运行的tomcat为例
- 因为docker拉取的镜像都是删减版，所以需要将webapp.dist的文件内容复制到webapps中
- 再将自己制作的镜像放在正在运行服务器上，不是云端服务器上
shell
#进入tomcat，这是一个正在运行的tomcat
[root@iZf8zhsqf64x47n1tpdy6oZ ~]# docker exec -it a9e823629663 /bin/bash
root@a9e823629663:/usr/local/tomcat# ls
BUILDING.txt LICENSE README.md RUNNING.txt conf logs temp webapps.dist
CONTRIBUTING.md NOTICE RELEASE-NOTES bin lib native-jni-lib webapps work
root@a9e823629663:/usr/local/tomcat# cd webapps
#发现webapps内容为空
root@a9e823629663:/usr/local/tomcat/webapps# ls
root@a9e823629663:/usr/local/tomcat/webapps# cd ..
#复制webapps.dist全部内容至webapps
root@a9e823629663:/usr/local/tomcat# cp -r webapps.dist/* webapps
#复制完成后查看是否复制成功
root@a9e823629663:/usr/local/tomcat# cd webapps
root@a9e823629663:/usr/local/tomcat/webapps# ls
ROOT docs examples host-manager manager
#复制成功后退出
root@a9e823629663:/usr/local/tomcat/webapps# exit
exit
[root@iZf8zhsqf64x47n1tpdy6oZ ~]# cd /
[root@iZf8zhsqf64x47n1tpdy6oZ /]# docker ps
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
a9e823629663 tomcat "catalina.sh run" 17 minutes ago Up 17 minutes 8080/tcp elated_hypatia
af3bc99f4a47 portainer/portainer "/portainer" 2 days ago Up 41 hours 8000/tcp, 9443/tcp, 0.0.0.0:9000->9000/tcp portainer
#提交自己修改的容器
[root@iZf8zhsqf64x47n1tpdy6oZ /]# docker commit -a="packet" -m="add webapp.dist to webapps" a9e823629663 tomcat01:1.0
sha256:0c109a855b95432460bccd95f2c13f96fe1128f40091e7903efbda6cc08d5252
#查看已经提交的容器
[root@iZf8zhsqf64x47n1tpdy6oZ /]# docker images -a
REPOSITORY TAG IMAGE ID CREATED SIZE
tomcat01 1.0 0c109a855b95 4 minutes ago 684 MB
docker.io/portainer/portainer latest 5f11582196a4 15 months ago 287 MB
docker.io/nginx latest 605c77e624dd 2 years ago 141 MB
docker.io/tomcat 9.0 b8e65a4d736d 2 years ago 680 MB
docker.io/tomcat latest fb5657adc892 2 years ago 680 MB
docker.io/mysql latest 3218b38490ce 2 years ago 516 MB
docker.io/centos latest 5d0da3dc9764 2 years ago 231 MB
docker.io/elasticsearch 7.6.2 f29a1ee41030 3 years ago 791 MB
```shell