FROM 这个镜像的妈妈是谁？（指定基础镜像）

MAINTAINER 告诉别人，谁负责养它？（指定维护者信息，可以没有）

RUN 你想让它干啥（在命令前面加上RUN即可）

ADD 给它点创业资金（COPY文件，会自动解压）

WORKDIR 我是cd,今天刚化了妆（设置当前工作目录）

VOLUME 给它一个存放行李的地方（设置卷，挂载主机目录）

EXPOSE 它要打开的门是啥（指定对外的端口）(-P 随机端口)

CMD 奔跑吧，兄弟！（指定容器启动后的要干的事情）（容易被替换）

docker run -it -p 80：80 centos:6.9

[root@f82cd0895416 html]# history

  yum install httpd php php-cli unzip php-gd php-mbstring -y

  /etc/init.d/httpd start

  cd /var/www/html/

  curl -o kodexplorer4.37.zip http://static.kodcloud.com/update/download/kodexplorer4.37.zip

  unzip kodexplorer4.37.zip

  chmod -R 777 /var/www/html/

  /etc/init.d/httpd restart

[root@luoahong kod]# docker commit luoahong centos6-ssh-http:v1

[root@luoahong kod]#docker run -d -p 80:80 centos6-ssh-http:v1

[root@luoahong kod]# pwd

/opt/dockerfile/kod

[root@luoahong kod]# tree

.

├── dockerfile

├── init.sh

└── kodexplorer4.37.zip

0 directories, 3 files

[root@luoahong kod]# ll

total 13532

-rw-r--r-- 1 root root      258 Jan 17 13:44 dockerfile

-rw-r--r-- 1 root root       70 Jan 17 11:45 init.sh

-rw-r--r-- 1 root root 13845184 Jan 17 11:45 kodexplorer4.37.zip

[root@luoahong kod]# cat dockerfile

FROM centos:6.9

RUN  yum install httpd php php-cli unzip php-gd php-mbstring -y

WORKDIR  /var/www/html

COPY  kodexplorer4.37.zip .

RUN   unzip kodexplorer4.37.zip

RUN   chmod -R 777 /var/www/html

ADD   init.sh /init.sh

EXPOSE 80

CMD ["/bin/bash","/init.sh"]

[root@luoahong kod]# cat init.sh

#!/bin/bash

/etc/init.d/httpd start

tail -F /var/log/httpd/access_log

[root@luoahong kod]#docker build -t kod:v1 .

[root@luoahong kod]# docker run -d -P kod:v1

f2e286474958ee74a06328fadc4a1839a09bb4fdb8ed1f66c649881b6cff5494

[root@luoahong kod]# docker ps -a -l

CONTAINER ID        IMAGE               COMMAND                CREATED             STATUS              PORTS                   NAMES

f2e286474958        kod:v1              "/bin/bash /init.sh"   12 seconds ago      Up 12 seconds       0.0.0.0:32768->80/tcp   sad_kilby

[root@luoahong kod]# ip add

1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN qlen 1

    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00

    inet 127.0.0.1/8 scope host lo

       valid_lft forever preferred_lft forever

    inet6 ::1/128 scope host

       valid_lft forever preferred_lft forever

2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP qlen 1000

    link/ether 00:0c:29:81:a7:80 brd ff:ff:ff:ff:ff:ff

    inet 192.168.228.133/24 brd 192.168.228.255 scope global dynamic eth0

       valid_lft 1480sec preferred_lft 1480sec

    inet6 fe80::20c:29ff:fe81:a780/64 scope link

       valid_lft forever preferred_lft forever

3: docker0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP

    link/ether 02:42:1b:26:a7:af brd ff:ff:ff:ff:ff:ff

    inet 172.17.0.1/16 brd 172.17.255.255 scope global docker0

       valid_lft forever preferred_lft forever

    inet6 fe80::42:1bff:fe26:a7af/64 scope link

       valid_lft forever preferred_lft forever

11: veth8674b65@if10: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master docker0 state UP

    link/ether 5a:90:13:a4:70:28 brd ff:ff:ff:ff:ff:ff link-netnsid 0

    inet6 fe80::5890:13ff:fea4:7028/64 scope link