docker网络-如何让外部网络访问容器资源

docker网络-如何让外部网络访问容器资源

安装httpd 服务:

docker:/root# docker exec -it f63b2633d146 bash
bash-4.1# yum install httpd
Loaded plugins: fastestmirror

docker:/root# docker ps
CONTAINER ID        IMAGE                                         COMMAND             CREATED             STATUS              PORTS               NAMES
107d8291c6bc        192.168.32.150:5000/zjzc_centos6.5_m1         "bash"              3 hours ago         Up 3 hours                              prickly_colden
99037e5ed32e        192.168.32.150:5000/zjzc_centos6.5_template   "bash"              4 hours ago         Up 4 hours                              zjtest02
f63b2633d146        192.168.32.150:5000/zjzc_centos6.5_template   "bash"              4 hours ago         Up 4 hours                              zjtest01

docker commit -m "zjzc_centos6.5-m2" -a scan 1a177b16d2a6 192.168.32.150:5000/zjzc_centos6.5_m1

docker:/root# docker ps
CONTAINER ID        IMAGE                                         COMMAND             CREATED             STATUS              PORTS               NAMES
107d8291c6bc        192.168.32.150:5000/zjzc_centos6.5_m1         "bash"              3 hours ago         Up 3 hours                              prickly_colden
99037e5ed32e        192.168.32.150:5000/zjzc_centos6.5_template   "bash"              5 hours ago         Up 5 hours                              zjtest02
f63b2633d146        192.168.32.150:5000/zjzc_centos6.5_template   "bash"              5 hours ago         Up 5 hours                              zjtest01
docker:/root#
docker:/root# docker commit -m "zjzc_centos6.5-m2" -a scan f63b2633d146 zjzc_centos6.5_m2
fbce1a72323329e3ce2831652f0b173056ef1111485f4d4a5a1afb6358955608

docker run -itd -p5123:80 centos-httpd bash

左边的端口是宿主机的端口 右边是docker容器的端口

docker:/root# docker run -itd -p 5123:80 zjzc_centos6.5_m2  bash
d0339cedbb2915c678a47760d4d23bf8b3f24f813f3e084413cb0624a0abe4eb
docker:/root# docker ps
CONTAINER ID        IMAGE                                         COMMAND             CREATED             STATUS              PORTS                  NAMES
d0339cedbb29        zjzc_centos6.5_m2                             "bash"              3 seconds ago       Up 2 seconds        0.0.0.0:5123->80/tcp   mad_hoover
107d8291c6bc        192.168.32.150:5000/zjzc_centos6.5_m1         "bash"              3 hours ago         Up 3 hours                                 prickly_colden
99037e5ed32e        192.168.32.150:5000/zjzc_centos6.5_template   "bash"              5 hours ago         Up 5 hours                                 zjtest02
f63b2633d146        192.168.32.150:5000/zjzc_centos6.5_template   "bash"              5 hours ago         Up 5 hours                                 zjtest01
docker:/root# docker exec -it d0339cedbb29 bash

zjzc_centos6.5_m2  镜像名字:

bash-4.1# service httpd start
Starting httpd: httpd: Could not reliably determine the server's fully qualified domain name, using 172.17.0.6 for ServerName
[  OK  ]
bash-4.1# netstat -na
Active Internet connections (servers and established)
Proto Recv-Q Send-Q Local Address               Foreign Address             State
tcp        0      0 :::80                       :::*                        LISTEN
Active UNIX domain sockets (servers and established)
Proto RefCnt Flags       Type       State         I-Node Path

bash-4.1# curl localhost/scan.html
aaaaaaaaa
bbbbbbbbb
ccccccccc

宿主机上访问:

docker:/root# curl 192.168.32.151:5123/scan.html
aaaaaaaaa
bbbbbbbbb
ccccccccc