标签（linux）： docker
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环境准备
[root@docker ~]# cat /etc/redhat-release
CentOS Linux release 7.2.1511 (Core)
[root@docker ~]# free -h
total used free shared buff/cache available
Mem: 1.8G 209M 517M 8.9M 1.1G 1.3G
Swap: 1.0G 0B 1.0G
[root@docker ~]# hostname -I
10.0.0.250 172.16.1.250
systemctl disable firewalld.service
systemctl stop firewalld.service
iptables -F
安装yum-utils，它提供yum-config-manager实用程序
yum install -y yum-utils
添加稳定版本库
yum-config-manager \
--add-repo \
https://download.docker.com/linux/centos/docker-ce.repo
更新yum包索引
yum makecache fast
安装Docker社区版
yum install docker-ce -y
启动docker守护进程
systemctl enable docker
systemctl start docker
systemctl status docker
测试，，，网络延时问题可能会导致测试不成功，多测两次
docker run hello-world
查看镜像
c7是下面要用来启动容器的镜像，在centos镜像的基础上安装了常用软件包。
[root@docker ~]# docker images
REPOSITORY TAG IMAGE ID CREATED SIZE
c7 latest 8af948261786 2 days ago 476 MB
centos latest a8493f5f50ff 6 weeks ago 192 MB
这里需要一些相关的软件包和配置文件，这里给大家提供了链接：http://pan.baidu.com/s/1eR8vdXg 密码：l1sj
创建web01
docker run --network=host -itd --name=web01 -h web01 c7
docker attach web01
使用提供的软件包安装nginx
#nginx
yum localinstall -y nginx-1.10.2-1.x86_64.rpm
nginx配置文件
cd /application/nginx/conf/
[root@web01 conf]# cat nginx.conf
worker_processes 1;
events {
worker_connections 1024;
}
http {
include mime.types;
default_type application/octet-stream;
sendfile on;
keepalive_timeout 65;
include extra/blog.conf;
}
[root@web01 conf]# mkdir extra
[root@web01 extra]# ls
blog.conf
上传wordpress到站点根目录
[root@web01 extra]# cd /application/nginx/html/
[root@web01 html]# wget https://cn.wordpress.org/wordpress-4.7.4-zh_CN.tar.gz
[root@web01 html]# tar xf wordpress-4.7.4-zh_CN.tar.gz
[root@web01 html]# chown -R www.www /application/nginx/html
启动nginx,安装php并启动
/application/nginx/sbin/nginx
chmod +x /etc/rc.local
echo "/application/nginx/sbin/nginx" >> /etc/rc.local
#php
yum localinstall libiconv-devel-1.15-1.x86_64.rpm php-5.5.32-1.x86_64.rpm -y
/application/php/sbin/php-fpm
chmod +x /etc/rc.local
echo "/application/php/sbin/php-fpm" >> /etc/rc.local
创建数据库容器
docker run --network=host -itd --name=db01 -h db01 c7
docker attach db01
安装并启动数据库
yum -y install mariadb mariadb-server
mysql_install_db --user=mysql
mysqld_safe &>/dev/null &
/usr/bin/mysqladmin -u root password '123456'
mysql -uroot -p123456
创建wordpress库和授权帐户
create database wordpress;
grant all on wordpress.* to 'wordpress'@'localhost' identified by '123456';
grant all on wordpress.* to wordpress@'172.16.1.250' identified by '123456';
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