09-docker 镜像端口映射

1.默认情况下宿直接启动容器是随机一个端口映射到容器里

[root@docker03 ~]# docker run -itd --name nginx-web sunmmi/nginx nginx
9965b8960145e2f0e5398ee677325953c8bcf9818d697002b86466681faa2804

2.指定宿主机端口映射到容器服务

# 宿主机的80映射到容器的80端口
[root@docker03 ~]# docker run -itd --name nginx-web -p 80:80 sunmmi/nginx nginx
7d89f9196f789f188e9db779d2a483142ab975a8cfb69c5ede17a0f474ad644b
[root@docker03 ~]# docker ps 
CONTAINER ID        IMAGE               COMMAND             CREATED             STATUS              PORTS                NAMES
7d89f9196f78        sunmmi/nginx        "nginx"             5 seconds ago       Up 3 seconds        0.0.0.0:80->80/tcp   nginx-we