docker常用命令

查看docker版本：docker version

[root@docker web]# docker version
 
Client: Docker Engine - Community
 
 Version:           20.10.8
 
 API version:       1.41
 
 Go version:        go1.16.6
 
 Git commit:        3967b7d
 
 Built:             Fri Jul 30 19:53:39 2021
 
 OS/Arch:           linux/amd64
 
 Context:           default
 
 Experimental:      true
 
 
 
Server: Docker Engine - Community
 
 Engine:
 
  Version:          20.10.8
 
  API version:      1.41 (minimum version 1.12)
 
  Go version:       go1.16.6
 
  Git commit:       75249d8
 
  Built:            Fri Jul 30 19:52:00 2021
 
  OS/Arch:          linux/amd64
 
  Experimental:     false
 
 containerd:
 
  Version:          1.4.9
 
  GitCommit:        e25210fe30a0a703442421b0f60afac609f950a3
 
 runc:
 
  Version:          1.0.1
 
  GitCommit:        v1.0.1-0-g4144b63
 
 docker-init:
 
  Version:          0.19.0
 
  GitCommit:        de40ad0

 OS/Arch:           linux/amd64
 
 Context:           default
 
 Experimental:      true
 
 
 
Server: Docker Engine - Community
 
 Engine:
 
  Version:          20.10.8
 
  API version:      1.41 (minimum version 1.12)
 
  Go version:       go1.16.6
 
  Git commit:       75249d8
 
  Built:            Fri Jul 30 19:52:00 2021
 
  OS/Arch:          linux/amd64
 
  Experimental:     false
 
 containerd:
 
  Version:          1.4.9
 
  GitCommit:        e25210fe30a0a703442421b0f60afac609f950a3
 
 runc:
 
  Version:          1.0.1
 
  GitCommit:        v1.0.1-0-g4144b63
 
 docker-init:
 
  Version:          0.19.0
 
  GitCommit:        de40ad0

 [root@docker web]# docker images
 
REPOSITORY          TAG       IMAGE ID       CREATED        SIZE
 
daocloud.io/nginx   latest    6084105296a9   5 months ago   133MB
 
hello-world         latest    d1165f221234   5 months ago   13.3kB

 删除镜像：docker rmi 镜像名

[root@docker ~]# docker rmi mysql:latest
 
Untagged: mysql:latest
 
Untagged: mysql@sha256:8b928a5117cf5c2238c7a09cd28c2e801ac98f91c3f8203a8938ae51f14700fd
 
Deleted: sha256:c60d96bd2b771a8e3cae776e02e55ae914a6641139d963defeb3c93388f61707
 
Deleted: sha256:5c8c91273faab368a6d659156f2569fa9f40b0e0139222fdf9eef073df4b3797
 
Deleted: sha256:33d8196a776f42a16f10395b66f10f91443b1fb194bca2a9b8dfb0deff5babb8
 
Deleted: sha256:3ec63323025213e3cabf17ac7933506dc5520ec49226a9764418f77ea60d35c8
 
Deleted: sha256:1f129b005b51b049ac84ed0775b82096d480b7d9308a9a137697f37346562266
 
Deleted: sha256:80ed209bd0434faa1ce31fbaab8508124dddf8f6502c5736ee4b8e46697a8477

1. 查找docker里的镜像：docker search 镜像名
2. [root@docker web]# docker search nginx
    
   NAME                              DESCRIPTION                                     STARS     OFFICIAL   AUTOMATED
    
   nginx                             Official build of Nginx.                        15297     [OK]      
    
   jwilder/nginx-proxy               Automated Nginx reverse proxy for docker con…   2058                 [OK]
    
   richarvey/nginx-php-fpm           Container running Nginx + PHP-FPM capable of…   815                  [OK]
    
   jc21/nginx-proxy-manager          Docker container for managing Nginx proxy ho…   228  
3.  

4. docker下载镜像：docker pull 镜像名(指定版本则镜像名：版本号)默认去hubdocker下载

   1.  

   [root@docker web]# docker pull mysql
    
   Using default tag: latest
    
   latest: Pulling from library/mysql
    
   33847f680f63: Pull complete
    
   5cb67864e624: Pull complete
    
   1a2b594783f5: Pull complete
    
   b30e406dd925: Pull complete
    
   48901e306e4c: Pull complete
    
   603d2b7147fd: Pull complete
    
   802aa684c1c4: Pull complete
    
   715d3c143a06: Pull complete
    
   6978e1b7a511: Pull complete
    
   f0d78b0ac1be: Pull complete
    
   35a94d251ed1: Pull complete
    
   36f75719b1a9: Pull complete
    
   Digest: sha256:8b928a5117cf5c2238c7a09cd28c2e801ac98f91c3f8203a8938ae51f14700fd
    
   Status: Downloaded newer image for mysql:latest
    
   docker.io/library/mysql:latest