镜像命令基础

1. 查看镜像

#查看本机所有镜像
$ docker images
REPOSITORY    TAG       IMAGE ID       CREATED         SIZE
mysql         latest    a347a5928046   4 weeks ago     545MB
nginx         latest    ae2feff98a0c   5 weeks ago     133MB
hello-world   latest    bf756fb1ae65   12 months ago   13.3kB
#可选参数
Options:
  -a, --all             Show all images (default hides intermediate images)
      --digests         Show digests
  -f, --filter filter   Filter output based on conditions provided
      --format string   Pretty-print images using a Go template
      --no-trunc        Don't truncate output
  -q, --quiet           Only show image IDs

2. 搜索镜像

#搜索镜像
$ docker search mysql
NAME                              DESCRIPTION                                     STARS     OFFICIAL   AUTOMATED
mysql                             MySQL is a widely used, open-source relation…   10380     [OK]       
mariadb                           MariaDB is a community-developed fork of MyS…   3848      [OK]       
mysql/mysql-server                Optimized MySQL Server Docker images. Create…   761                  [OK]
percona                           Percona Server is a fork of the MySQL relati…   519       [OK] 
#可选参数
#  -f STARS=3000
Options:
  -f, --filter filter   Filter output based on conditions provided
      --format string   Pretty-print search using a Go template
      --limit int       Max number of search results (default 25)
      --no-trunc        Don't truncate output

3. 下载镜像

#下载镜像
$ docker pull mysql
#可选参数
Options:
  -a, --all-tags                Download all tagged images in the repository
      --disable-content-trust   Skip image verification (default true)
      --platform string         Set platform if server is multi-platform capable
  -q, --quiet                   Suppress verbose output

4. 删除镜像

#删除一个或多个镜像
$ docker rmi [参数] [镜像ID] [镜像ID] ...
#当一个镜像有多个名称，应该使用此方式
$ docekr rmi [参数] [镜像名称]:[版本]
#可选参数
Options:
  -f, --force      Force removal of the image
      --no-prune   Do not delete untagged parents

5. 重命名

#将本地镜像名称和版本重命名，生成一个指向原镜像的新镜像
$docker tag [老镜像名称]:[老镜像版本] [新镜像名称]:[新镜像版本]
#演示
$docker tag nginx:latest nginx1:v1