修改已运行Docker容器的端口映射_docker删除端口映射

方法一:

删除容器，重新新建容器多加一个-p端口映射即可

方法二:

修改容器配置文件,重启docker服务

模拟创建运行中的容器

[root@redmine-test containers]# docker container run -itd -p80:80 --name nginx --restart always nginx
1599dc63b7e52e419f7cf6566900a522dc4798c9fe223ca81be4d8c7dad118f0
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查看容器id

[root@redmine-test containers]# docker container ls -a
CONTAINER ID   IMAGE     COMMAND                  CREATED          STATUS          PORTS                               NAMES
1599dc63b7e5   nginx     "/docker-entrypoint.…"   23 seconds ago   Up 23 seconds   0.0.0.0:80->80/tcp, :::80->80/tcp   nginx
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查看docker数据目录

[root@redmine-test containers]# docker info |grep "Docker Root Dir"
 Docker Root Dir: /var/lib/docker
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进到容器目录

[root@redmine-test containers]# cd /var/lib/docker/containers/
[root@redmine-test containers]# ll
1599dc63b7e52e419f7cf6566900a522dc4798c9fe223ca81be4d8c7dad118f0
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进入容器目录

[root@redmine-test containers]# cd 1599dc63b7e52e419f7cf6566900a522dc4798c9fe223ca81be4d8c7dad118f0/
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停止docker 服务

[root@redmine-test ~]# systemctl stop docker
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编辑文件

[root@redmine-test 1599dc63b7e52e419f7cf6566900a522dc4798c9fe223ca81be4d8c7dad118f0]# vim hostconfig.json
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编辑文件

[root@redmine-test 1599dc63b7e52e419f7cf6566900a522dc4798c9fe223ca81be4d8c7dad118f0]# vim config.v2.json
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重新启动docker查看容器

[root@redmine-test ~]# systemctl start docker.service
[root@redmine-test ~]# docker container ls -a
CONTAINER ID   IMAGE     COMMAND                  CREATED         STATUS         PORTS                                                                      NAMES
1599dc63b7e5   nginx     "/docker-entrypoint.…"   5 minutes ago   Up 4 seconds   0.0.0.0:80->80/tcp, :::80->80/tcp, 0.0.0.0:443->443/tcp, :::443->443/tcp   nginx
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