使用docker部署lnmp
使用docker 安装分布式lnmp 架构
安装前环境准备
nginx： 172.18.0.10
mysql: 172.18.0.20
php: 172.18.0.30
[root@host103 ~]# systemctl stop firewalld
[root@host103 ~]# systemctl disable firewalld
[root@host103 ~]# setenforce 0
#自定义一个网卡，网卡名为 docker1 ，网络模式为mynetwork， ip地址池为
[root@host103 ~]# docker network create --subnet=172.18.0.0/16 --opt "com.docker.network.bridge.name"="docker1" mynetwork
[root@host103 ~]# ifconfig docker1
[root@host103 ~]# docker network ls
2 部署nginx
#部署容器nginx（172.18.0.10)
[root@host103 opt]# mkdir /opt/nginx
[root@host103 opt]# cd /opt/nginx/
[root@host103 nginx]# ls nginx-1.12.0.tar.gz
nginx-1.12.0.tar.gz
[root@host103 nginx]# ls wordpress-4.9.4-zh_CN.tar.gz
wordpress-4.9.4-zh_CN.tar.gz
[root@host103 nginx]# mkdir html
[root@host103 nginx]# tar xf wordpress-4.9.4-zh_CN.tar.gz -C html/
#创建Dockerfile文件
[root@host103 nginx]# vim Dockerfile
FROM centos:7
MAINTAINER this is nginx image <zhi>
RUN yum -y install pcre-devel zlib-devel gcc gcc-c++ make
RUN useradd -M -s /sbin/nologin nginx
ADD nginx-1.12.0.tar.gz /usr/local/src/
WORKDIR /usr/local/src/nginx-1.12.0
RUN ./configure \
--prefix=/usr/local/nginx \
--user=nginx \
--group=nginx \
--with-http_stub_status_module && make -j8&& make install
ENV PATH /usr/local/nginx/sbin:$PATH
ADD nginx.conf /usr/local/nginx/conf/
RUN chmod 777 -R /usr/local/nginx/html/
EXPOSE 80
EXPOSE 443
ENTRYPOINT [ "/usr/local/nginx/sbin/nginx", "-g", "daemon off;" ]
#从另一台主机复制nginx的配置文件到次主机，并修改
#配置nginx 首页文件包含index.php,配置nginx支持php
worker_processes 1;
events {
worker_connections 1024;
}
http {
include mime.types;
default_type application/octet-stream;
sendfile on;
keepalive_timeout 65;
server {
listen 80;
server_name localhost;
#修改，配置网页的字符集编码为utf8
charset utf8;
location / {
root html;
#修改，配合首页文件有 index.php
index index.html index.php;
}
error_page 500 502 503 504 /50x.html;
location = /50x.html {
root html;
}
#配置nginx支持php
location ~ \.php$ {
root html;
#fastcgi_pass 配置php所在容器的ip以及端口
fastcgi_pass 172.18.0.30:9000;
fastcgi_index index.php;
#配置传递脚本文件请求路径。$fastcgi_script_name 前配置的是nginx的网页文件
fastcgi_param SCRIPT_FILENAME /usr/local/nginx/html$fastcgi_script_name;
include fastcgi_params;
}
}
}
#使用Dockerfile 创建镜像 nginx:lnmp
[root@host103 nginx]# docker build -t nginx:lnmp .
#创建并启动容器nginx
#--name 指定容器名；-p 指定宿主机端口和容器端口映射；
#-v 指定数据卷挂载，将宿主机/opt/nginx/html 挂载到容器的/usr/local/nignx/html目录下
#--net 指定网络模式； --ip 指定容器使用的ip
[root@host103 ~]# docker run -d --name nginx -p 80:80 \
-v /opt/nginx/html:/usr/local/nginx/html \
--net mynetwork --ip 172.18.0.10 nginx:lnmp
[root@host103 ~]# docker ps
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
50752d42a7b5 nginx:lnmp "/usr/local/nginx/sb…" About a minute ago Up About a minute 0.0.0.0:80->80/tcp, :::80->80/tcp, 443/tcp nginx
3 部署mysql
#部署mysql（容器IP 为 172.18.0.20
#创建mysql工作目录
[root@host103 ~]# mkdir /opt/mysqld
[root@host103 ~]# cd /opt/mysqld
#将包上传到
[root@host103 mysqld]# ls mysql-boost-5.7.20.tar.gz
mysql-boost-5.7.20.tar.gz
#编写Dockerfile文件
[root@host103 mysqld]# vim Dockerfile
FROM centos:7
MAINTAINER this is mysql image <zhi>
RUN yum -y install gcc gcc-c++ ncurses ncurses-devel bison cmake make
RUN useradd -M -s /sbin/nologin mysql
ADD mysql-boost-5.7.20.tar.gz /usr/local/src/
WORKDIR /usr/local/src/mysql-5.7.20/
RUN cmake \
-DCMAKE_INSTALL_PREFIX=/usr/local/mysql \
-DMYSQL_UNIX_ADDR=/usr/local/mysql/mysql.sock \
-DSYSCONFDIR=/etc \
-DSYSTEMD_PID_DIR=/usr/local/mysql \
-DDEFAULT_CHARSET=utf8 \
-DDEFAULT_COLLATION=utf8_general_ci \
-DWITH_INNOBASE_STORAGE_ENGINE=1 \
-DWITH_ARCHIVE_STORAGE_ENGINE=1 \
-DWITH_BLACKHOLE_STORAGE_ENGINE=1 \
-DWITH_PERFSCHEMA_STORAGE_ENGINE=1 \
-DMYSQL_DATADIR=/usr/local/mysql/data \
-DWITH_BOOST=boost \
-DWITH_SYSTEMD=1 && make -j8 && make install
RUN chown -R mysql:mysql /usr/local/mysql/
#将mysql的配置文件上传到容器
ADD my.cnf /etc/
RUN chown mysql:mysql /etc/my.cnf
#配置环境变量
ENV PATH /usr/local/mysql/bin:/usr/local/mysql/lib:$PATH
WORKDIR /usr/local/mysql/
#初始化mysql
RUN bin/mysqld \
--initialize-insecure \
--user=mysql \
--basedir=/usr/local/mysql \
--datadir=/usr/local/mysql/data
RUN cp /usr/local/mysql/usr/lib/systemd/system/mysqld.service /usr/lib/systemd/system/
EXPOSE 3306
#上传脚本到容器，使用脚本启动mysql
ADD run.sh /usr/local/src
RUN chmod 755 /usr/local/src/run.sh
RUN sh /usr/local/src/run.sh
#创建数据卷，后面会挂载使用，php会使用此目录里的mysql.sock 文件（注意volume的位置）
VOLUME [ "/usr/local/mysql" ]
CMD /sbin/init
编写run.sh脚本文件
[root@host103 mysqld]# vim run.sh
#!/bin/bash
/usr/local/mysql/bin/mysqld
systemctl enable mysqld
配置mysql的主配置文件
[root@host104 mysql]# vim my.cnf
[client]
port = 3306
socket = /usr/local/mysql/mysql.sock
[mysql]
port = 3306
socket = /usr/local/mysql/mysql.sock
[mysqld]
user = mysql
basedir = /usr/local/mysql
datadir = /usr/local/mysql/data
port = 3306
character_set_server=utf8
pid-file = /usr/local/mysql/mysqld.pid
socket = /usr/local/mysql/mysql.sock
server-id = 1
sql_mode=NO_ENGINE_SUBSTITUTION,STRICT_TRANS_TABLES,NO_AUTO_CREATE_USER,NO_AUTO_VALUE_ON_ZERO,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,PIPES_AS_CONCAT,ANSI_QUOTES
#创建镜像，启动容器
[root@host103 mysqld]# docker build -t mysql:lnmp .
[root@host103 mysqld]# docker ps
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
461d0173ec5b mysql:lnmp "/bin/sh -c /sbin/in…" 8 seconds ago Up 5 seconds 3306/tcp mysql
4 部署php
#创建工作目录
[root@host103 ~]# mkdir /opt/php
[root@host103 ~]# cd /opt/php
#将软件包上传到工作目录
[root@host103 php]# ls php-7.1.10.tar.bz2
php-7.1.10.tar.bz2
[root@host103 php]# vim Dockerfile
FROM centos:7
MAINTAINER this is php image <zhi>
RUN yum -y install gd \
libjpeg libjpeg-devel \
libpng libpng-devel \
freetype freetype-devel \
libxml2 libxml2-devel \
zlib zlib-devel \
curl curl-devel \
openssl openssl-devel \
gcc gcc-c++ make pcre-devel
RUN useradd -M -s /sbin/nologin nginx
ADD php-7.1.10.tar.bz2 /usr/local/src/
WORKDIR /usr/local/src/php-7.1.10
RUN ./configure \
--prefix=/usr/local/php \
--with-mysql-sock=/usr/local/mysql/mysql.sock \
--with-mysqli \
--with-zlib \
--with-curl \
--with-gd \
--with-jpeg-dir \
--with-png-dir \
--with-freetype-dir \
--with-openssl \
--enable-fpm \
--enable-mbstring \
--enable-xml \
--enable-session \
--enable-ftp \
--enable-pdo \
--enable-tokenizer \
--enable-zip && make -j8 && make install
ENV PATH /usr/local/php/bin:/usr/local/php/sbin:$PATH
ADD php.ini /usr/local/php/lib/
ADD php-fpm.conf /usr/local/php/etc/
ADD www.conf /usr/local/php/etc/php-fpm.d/
EXPOSE 9000
ENTRYPOINT [ "/usr/local/php/sbin/php-fpm", "-F" ]
#将另一台的文件复制到工作目录，并修改
[root@host103 php]# egrep -nv "^$|^;" php-fpm.conf
13:[global]
17:pid = run/php-fpm.pid
125:include=/usr/local/php/etc/php-fpm.d/*.conf
[root@host103 php]#vim /usr/local/php/lib/php.ini
1170//mysqli.default_socket = /usr/local/mysql/mysql.sock
939//date.timezone = Asia/Shanghai
[root@host103 php]# egrep -nv "^$|^;" www.conf
4:[www]
23:user = nginx
24:group = nginx
36:listen = 172.18.0.30:9000
96:pm = dynamic
107:pm.max_children = 5
112:pm.start_servers = 2
117:pm.min_spare_servers = 1
122:pm.max_spare_servers = 3
#生成镜像，创建并启动容器
[root@host103 php]# docker build -t php:lnmp .
#启动容器，需要从nginx容器和mysql容器中获取数据
[root@host103 php]# docker run --name=php -d -p 9000:9000 --volumes-from mysql --volumes-from nginx --net mynetwork --ip 172.18.0.30 php:lnmp
[root@host103 php]# docker ps
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
9b8ce98467a1 php:lnmp "/usr/local/php/sbin…" 12 seconds ago Up 11 seconds 0.0.0.0:9000->9000/tcp, :::9000->9000/tcp php
461d0173ec5b mysql:lnmp "/bin/sh -c /sbin/in…" 23 minutes ago Up 23 minutes 3306/tcp mysql
50752d42a7b5 nginx:lnmp "/usr/local/nginx/sb…" 2 hours ago Up 2 hours 0.0.0.0:80->80/tcp, :::80->80/tcp, 443/tcp nginx
#进入容器，进行用户授权
[root@host103 php]# docker exec -it mysql /bin/bash
[root@461d0173ec5b mysql]# mysql -uroot -pabc123
mysql> create database wordpress;
Query OK, 1 row affected (0.00 sec)
mysql> grant all privileges on wordpress.* to 'wordpress'@'%' identified by '123456';
Query OK, 0 rows affected, 1 warning (0.00 sec)
mysql> grant all privileges on *.* to 'root'@'%' identified by 'abc123';
Query OK, 0 rows affected, 1 warning (0.00 sec)
mysql> flush privileges;
Query OK, 0 rows affected (0.01 sec)
#进行访问测试
[root@host103 ~]# firefox http://192.168.23.103/wordpress/index.php
