• 参考文档
• docker仓库搜索nginx镜像
• docker search nginx 搜索nginx镜像
• docker pull nginx 下载nginx镜像
• docker run 创建并启动nginx容器
• curl 测试访问nginx
• docker exec 进入nginx容器
• docker stop 关闭容器并测试

参考文档

docker仓库搜索nginx镜像

:::info
docker仓库：https://hub.docker.com/
:::

docker search nginx 搜索nginx镜像

[root@ecs-214025 admin]# docker search nginx
NAME                                              DESCRIPTION                                     STARS     OFFICIAL   AUTOMATED
nginx                                             Official build of Nginx.                        16994     [OK]       
linuxserver/nginx                                 An Nginx container, brought to you by LinuxS…   169                  
bitnami/nginx                                     Bitnami nginx Docker Image                      133                  [OK]
ubuntu/nginx                                      Nginx, a high-performance reverse proxy & we…   52                   
bitnami/nginx-ingress-controller                  Bitnami Docker Image for NGINX Ingress Contr…   18                   [OK]
rancher/nginx-ingress-controller                                                                  10                   
clearlinux/nginx                                  Nginx reverse proxy server with the benefits…   4                    
ibmcom/nginx-ingress-controller                   Docker Image for IBM Cloud Private-CE (Commu…   4                    
bitnami/nginx-ldap-auth-daemon                                                                    3                    
rancher/nginx                                                                                     2                    
bitnami/nginx-exporter                                                                            2                    
vmware/nginx                                                                                      2                    
rancher/nginx-ingress-controller-defaultbackend                                                   2                    
circleci/nginx                                    This image is for internal use                  2                    
vmware/nginx-photon                                                                               1                    
rapidfort/nginx                                   RapidFort optimized, hardened image for NGINX   1                    
wallarm/nginx-ingress-controller                  Kubernetes Ingress Controller with Wallarm e…   1                    
bitnami/nginx-intel                                                                               1                    
kasmweb/nginx                                     An Nginx image based off nginx:alpine and in…   1                    
rancher/nginx-conf                                                                                0                    
ibmcom/nginx-ingress-controller-ppc64le           Docker Image for IBM Cloud Private-CE (Commu…   0                    
continuumio/nginx-ingress-ws                                                                      0                    
rancher/nginx-ingress-controller-amd64                                                            0                    
ibmcom/nginx-ppc64le                              Docker image for nginx-ppc64le                  0                    
rancher/nginx-ssl                                                                                 0                    
[root@ecs-214025 admin]# 

docker pull nginx 下载nginx镜像

[root@ecs-214025 admin]# docker pull nginx
Using default tag: latest
latest: Pulling from library/nginx
b85a868b505f: Pull complete 
f4407ba1f103: Pull complete 
4a7307612456: Pull complete 
935cecace2a0: Pull complete 
8f46223e4234: Pull complete 
fe0ef4c895f5: Pull complete 
Digest: sha256:10f14ffa93f8dedf1057897b745e5ac72ac5655c299dade0aa434c71557697ea
Status: Downloaded newer image for nginx:latest
docker.io/library/nginx:latest
[root@ecs-214025 admin]# docker images
REPOSITORY    TAG       IMAGE ID       CREATED        SIZE
nginx         latest    55f4b40fe486   3 days ago     142MB
mysql         latest    968083d5be36   3 days ago     524MB
hello-world   latest    feb5d9fea6a5   9 months ago   13.3kB
centos        latest    5d0da3dc9764   9 months ago   231MB
[root@ecs-214025 admin]# 

docker run 创建并启动nginx容器

[root@ecs-214025 admin]# docker run -d --name nginx01 -p 3344:80 nginx
2d03ed78527d4129caeced92374f87588241beba40ceb2ec20bb53c87d35a257
[root@ecs-214025 admin]# docker ps
CONTAINER ID   IMAGE     COMMAND                  CREATED         STATUS         PORTS                                   NAMES
2d03ed78527d   nginx     "/docker-entrypoint.…"   6 seconds ago   Up 5 seconds   0.0.0.0:3344->80/tcp, :::3344->80/tcp   nginx01
[root@ecs-214025 admin]# 

:::info
端口暴露原理
:::

curl 测试访问nginx

[root@ecs-214025 admin]# curl localhost:3344
<!DOCTYPE html>
<html>
<head>
<title>Welcome to nginx!</title>
<style>
html { color-scheme: light dark; }
body { width: 35em; margin: 0 auto;
font-family: Tahoma, Verdana, Arial, sans-serif; }
</style>
</head>
<body>
<h1>Welcome to nginx!</h1>
<p>If you see this page, the nginx web server is successfully installed and
working. Further configuration is required.</p>

<p>For online documentation and support please refer to
<a href="http://nginx.org/">nginx.org</a>.<br/>
Commercial support is available at
<a href="http://nginx.com/">nginx.com</a>.</p>

<p><em>Thank you for using nginx.</em></p>
</body>
</html>
[root@ecs-214025 admin]# 

docker exec 进入nginx容器

[root@ecs-214025 admin]# docker ps
CONTAINER ID   IMAGE     COMMAND                  CREATED          STATUS          PORTS                                   NAMES
2d03ed78527d   nginx     "/docker-entrypoint.…"   12 minutes ago   Up 12 minutes   0.0.0.0:3344->80/tcp, :::3344->80/tcp   nginx01
[root@ecs-214025 admin]# docker exec -it nginx01 /bin/bash
root@2d03ed78527d:/# whereis nginx
nginx: /usr/sbin/nginx /usr/lib/nginx /etc/nginx /usr/share/nginx
root@2d03ed78527d:/# ls /etc/nginx/
conf.d	fastcgi_params	mime.types  modules  nginx.conf  scgi_params  uwsgi_params
root@2d03ed78527d:/# 

docker stop 关闭容器并测试

root@2d03ed78527d:/# exit
exit
[root@ecs-214025 admin]# docker ps
CONTAINER ID   IMAGE     COMMAND                  CREATED          STATUS          PORTS                                   NAMES
2d03ed78527d   nginx     "/docker-entrypoint.…"   19 minutes ago   Up 19 minutes   0.0.0.0:3344->80/tcp, :::3344->80/tcp   nginx01
[root@ecs-214025 admin]# docker stop nginx01
nginx01
[root@ecs-214025 admin]# docker ps
CONTAINER ID   IMAGE     COMMAND   CREATED   STATUS    PORTS     NAMES
[root@ecs-214025 admin]# curl locallost:3344
curl: (6) Could not resolve host: locallost; Unknown error
[root@ecs-214025 admin]#