提交镜像到dockerhub
# 1. 登录dockerhub，docker login -u xxx -p xxx
[root@amumu ~]# docker login -u zzlamumu -p zhu614083
WARNING! Using --password via the CLI is insecure. Use --password-stdin.
WARNING! Your password will be stored unencrypted in /root/.docker/config.json.
Configure a credential helper to remove this warning. See
https://docs.docker.com/engine/reference/commandline/login/#credentials-store
Login Succeeded
# 2. 设置一个标签（这一步非必须）
[root@amumu ~]# docker tag 6f3382910227 amumu/tomcat:9.0
[root@amumu ~]#
[root@amumu ~]#
[root@amumu ~]# docker images
REPOSITORY TAG IMAGE ID CREATED SIZE
mytomcat 9.0 6f3382910227 8 hours ago 689MB
amumu/tomcat 9.0 6f3382910227 8 hours ago 689MB
dockerentrypoint-test 1.0 022c0f02e90a 12 hours ago 209MB
dockercmd-test 1.0 50e092624b77 12 hours ago 209MB
mycentos 1.0 ff0a2b5b0669 16 hours ago 291MB
mysql 5.7 87eca374c0ed 3 weeks ago 447MB
nginx latest 62d49f9bab67 4 weeks ago 133MB
centos latest 300e315adb2f 5 months ago 209MB
# 3. 提交镜像
[root@amumu ~]# docker push amumu/tomcat:9.0
The push refers to repository [docker.io/amumu/tomcat]
e44887d9a4a4: Preparing
3aebfcc88cd2: Preparing
925b50ac90b0: Preparing
d0dc4485231d: Preparing
2653d992f4ef: Preparing
denied: requested access to the resource is denied