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115 lines
2.5 KiB
115 lines
2.5 KiB
3 years ago
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# 常用命令
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## 查看版本
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```shell
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docker version
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```
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## 从Docker文件构建镜像
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```shell
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docker build -t image-name docker-file-location
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```
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*-t*:它用于指定使用提供的名称来标记Docker映像。
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## 运行镜像/创建容器
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```shell
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docker run -d image-name
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```
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*-d*:用于创建守护程序进程
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## 查看可用的镜像
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```shell
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docker images
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```
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## 查看运行容器
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```shell
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docker ps -l //显示最新的可用容器
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docker ps -a //显示所有可用的容器
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```
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## 运行与停止容器
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```shell
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docker start container_id
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docker stop container_id
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docker restart container_id
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```
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## 进入容器
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```shell
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docker exec -it container-id bash
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```
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## 删除容器
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```shell
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docker rm -f container_id //删除指定容器
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docker rm $(docker ps -a -q) //删除所有容器
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```
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## 删除镜像
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```shell
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docker rmi image-name //删除指定镜像
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docker rmi $(docker images -q) //删除所有镜像
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docker rmi -r $(docker images -q) //强制删除所有镜像
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```
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## 修改容器端口映射
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- 停止容器
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- 查找容器ID
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```shell
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docker inspect nginx-alpine
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```
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容器ID为:004d95fb40fd811128a5fb6c6c6ae8fab51e234779f92e5a91d0d84e0a80cb1c
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- 进入容器目录
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```
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cd cd /home/docker/containers/004d95fb40fd811128a5fb6c6c6ae8fab51e234779f92e5a91d0d84e0a80cb1c
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```
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- 修改容器配置
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```shell
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vim hostconfig.json
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```
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其中`PortBindings`属性即为容器端口映射配置
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- 修改后重启容器
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# 其他
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## docker container update
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更新一个或多个容器的配置
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```shell
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docker container update [OPTIONS] CONTAINER [CONTAINER...]
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```
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| 名称,简写 | 默认值 | 描述 |
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| -------------------- | ------ | ------------------------------------------------------------ |
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| --blkio-weight | 0 | 阻塞IO(相对权重),介于`10`和`1000`之间,或`0`禁用(默认为`0`) |
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| --cpu-period | 0 | 限制CPU CFS(完全公平的调度程序)周期 |
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| --restart | | 重新启动在容器退出时应用的策略 |
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| --memory, -m | | 内存限制 |
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| --kernel-memory | | 内核内存限制 |
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| --memory-swap | | 交换限制等于内存加交换:’`-1`‘以启用无限制的交换 |
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| --memory-reservation | | 内存软限制 |
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