nginx服务+LEMP搭建
Nginxnginx的配置运行需要pcre、zlib等软件包支持。所以先搭建好环境,确保nginx安装顺利。以红冒企业版RHEL6为例,搭建Nginx。1
yum -y install pcre-devel zlib-devel
创建运行用户、组
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useradd -M -s /sbin/nologin nginx
解压文件,编译安装。指定安装用户、组、模块等
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tar zxf nginx-1.0.8.tar.gz
cd nginx-1.0.8
./configure --prefix=/usr/local/nginx --user=nginx --group=nginx —with-http_stub_status_module
make && make install
为主程序nginx创建在浏览器上输入服务器IP,可以看到如下,说明nginx起来了!
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netstat -anpt | grep nginx
tcp 0 0 0.0.0.0:80 0.0.0.0:* LISTEN 5612/nginx: master编写Nginx服务脚本,用来启动、停止、重载等操作。
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vim /etc/init.d/nginx
#!/bin/bash#chkconfig : -99 20#description: Ngins Service Control ScriptPROG="/usr/local/nginx/sbin/nginx"PIDF="/usr/local/nginx/logs/nginx.pid"case "$1" in start) $PROG echo "nginx service start!!" ;; stop) kill -s QUIT $(cat $PIDF) echo "nginx service stop!!" ;; restart) $0 stop $0 start ;; reload) kill -s HUP $(cat $PIDF) echo "stop...start...!!" ;; *) echo "Usage: $0 {start|stop|restart|reload}" exit 1 ;;esacexit 0
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chmod +x /etc/init.d/nginx
chkconfig --add nginx
2.配置文件nginx.conf配置文件位于/usr/local/nginx/conf
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vim /usr/local/nginx/conf/nginx.conf
#usernobody;//运行用户worker_processes1;//工作进程数量#error_loglogs/error.log;//错误日志#error_loglogs/error.lognotice;#error_loglogs/error.loginfo;#pid logs/nginx.pid;//PID文件位置//内核2.6以上,建议使用epoll模型提高性能。根据实际来定,一般10 000一下,默认1024events {use epoll; worker_connections1024;}http { include mime.types; default_typeapplication/octet-stream; #log_formatmain'$remote_addr - $remote_user [$time_local] "$request" ' # '$status $body_bytes_sent "$http_referer" ' # '"$http_user_agent" "$http_x_forwarded_for"'; #access_loglogs/access.logmain;//访问日志位置 sendfile on;//支持文件下载 #tcp_nopush on; #keepalive_timeout0; keepalive_timeout65;//链接超时 #gzipon; server { listen 80;//监听端口 server_namelocalhost;//网站名称 charset utf-8;//页面默认字符集 #access_loglogs/host.access.logmain; location / {//根目录配置 root html;//网站根目录的位置 indexindex.html index.htm;//默认首页 } location ~ /status {//编译时添加了模块,所以启用模块可以统计状态 stub_status on; access_log off; } #error_page404 /404.html; # redirect server error pages to the static page /50x.html # error_page 500 502 503 504/50x.html;//错误页 location = /50x.html { root html; } }通常有以上配置即可。保存退出。重启服务。
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service nginx stop
service nginx start
可以在浏览器上查看网站状态:
nginx虚拟主机的配置。与apache一样,都可以配置基于IP、基于域名、基于端口的虚拟主机现基于域名,DNS的配置不再罗嗦。建立两个根目录、测试首页
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mkdir -p /wwwroot/test
echo "here is test.com!!" > /wwwroot/test/index.html
mkdir -p /wwwroot/web/
echo "web~~web~~com~~" > /wwwroot/web/index.html
编辑nginx.conf配置文件
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vim /usr/local/nginx/conf/nginx.conf
//虚拟主机配置在server{}上,一台虚拟主机为一个servier{}.http { include mime.types; default_typeapplication/octet-stream; sendfile on; keepalive_timeout65; server { listen 192.168.130.132:80;//虚拟主机IP server_namewww.test.com;//网站名称 charset utf-8; location / { root /wwwroot/test;//网站目录 indexindex.html index.htm; }
location ~ /status {//统计网站状态,可以省略 stub_status on; access_log off; } error_page 500 502 503 504/50x.html; location = /50x.html { root html; } }
server { listen 192.168.130.132:80;//虚拟主机IP server_namewww.web.com;//网站名称 charset utf-8; location / { root /wwwroot/web;//网站目录 indexindex.html index.htm; }
location ~ /status { stub_status on; access_log off; } error_page 500 502 503 504/50x.html; location = /50x.html { root html; } }
}保存退出,重启服务后在浏览器上验证。
基于域名的虚拟主机配置完毕。如果基于IP、端口的,配置大同小异。此处略。
LEMP构架LEMP,既是用nginx做服务器,和lamp的意思一样,因为nginx发音缘故,所以是LEMP。删除原先rpm包安装的httpd、myql、php等,避免冲突
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rpm -e httpd httpd-manual webalizer subversion mod_python mod_ssl mod_perl system-config-httpd php php-cli php-ldap php-common mysql dovecot --nodeps
解压mysql,并编译安装
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tar zxf mysql-5.1.55.tar.gz
cd mysql-5.1.55
./configure --prefix=/usr/local/mysql --with-charset=utf8 --with-collation=utf8_general_ci --with-extra-charsets=gbk,gb2312 && make && make install
优化调整
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cp support-files/my-medium.cnf /etc/my.cnf
cp support-files/mysql.server /etc/init.d/mysqld
chmod a+x /etc/rc.d/init.d/mysqld
chkconfig --add mysqld
ln -s /usr/local/mysql/bin/* /usr/local/bin/
ln -s /usr/local/mysql/lib/mysql/* /usr/lib/
ln -s /usr/local/mysql/include/mysql/* /usr/include/
初始化数据库
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useradd -M -u 27 -s /sbin/nologin mysql
cd /usr/local/mysql/bin/
./mysql_install_db --user=mysql
chown -R root.mysql /usr/local/mysql/
chown -R mysql /usr/local/mysql/var/
启动数据库
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service mysqld start
为root用户设置密码:
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mysqladmin -u root password 'pwd123'
//若弹出error: 'Can't connect to local MySQL server through socket '/tmp/mysql.sock' (2)错误,检查/tmp/有没有文件,没有就创建软链。
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ln -s /home/mysql/data/my.sock /tmp/mysql.sock
安装PHP解析环境
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tar zxf php-5.3.6.tar.gz
cd php-5.3.6
./configure --prefix=/usr/local/php5 --with-gc --with-zlib --with-mysql=/usr/local/mysql --with-config-file-path=/usr/local/php5 --enable-mbstring --enable-fpm && make && make install
安装过程中,如果出现错误,多半是环境没搭建好,一般按照提示,装上需要的环境即可。安装后调整
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cp php.ini-development /usr/local/php5/php.ini
ln -s /usr/local/php5/bin/* /usr/local/bin/
ln -s /usr/local/php5/sbin/* /usr/local/sbin
安装ZendGuardLoader,提高PHP解析效率。
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tar zxf ZendGuardLoader-php-5.3-linux-glibc23-i386.tar.gz
cd ZendGuardLoader-php-5.3-linux-glibc23-i386/php-5.3.x/
cp ZendGuardLoader.so /usr/local/php5/lib/php/
vim /usr/local/php5/php.ini
......//略zend_extension=/usr/local/php5/lib/php/ZendGuardLoader.sozend_loader.enable=1保存退出
配置Nginx支持PHP环境启用PHP-fpm进程
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cd /usr/local/php5//etc/
cp php-fpm.conf.default php-fpm.conf
编辑php-fpm.conf,找到一下几项并修改。
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vim php-fpm.conf
......//略pid = run/php-fpm.pid//确认pid文件位置user = nginx//运行用户group = nginx//运行组pm.start_servers = 20//启动时开启到进程数pm.min_spare_servers = 5//最少空间进程数pm.max_spare_servers = 35//最多空间进程数保存退出。启动
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/usr/local/sbin/php-fpm -c /usr/local/php5/php.ini
netstat -anpt | grep php-fpm
tcp 0 0 127.0.0.1:9000 0.0.0.0:* LISTEN 13149/php-fpm.conf)
在nginx启动脚本上修改,使nginx启动或关闭时,php-fpm页自动启动或关闭。#!/bin/bash#kconfig : -99 20#description: Ngins Service And PHP-fpm Control ScriptPROG="/usr/local/nginx/sbin/nginx"PIDF="/usr/local/nginx/logs/nginx.pid"PROG_FPM="/usr/local/sbin/php-fpm"PIDF_FPM="/usr/local/php5/var/run/php-fpm.pid"case "$1" in start) $PROG $PROG_FPM -c $PIDF_FPM echo "nginx service and php-fpm start!!" ;; stop) kill -s QUIT $(cat $PIDF) kill -s QUIT $(cat $PIDF_FPM) echo "nginx service and php-fpm stop!!" ;; restart) $0 stop $0 start ;; reload) kill -s HUP $(cat $PIDF) echo "stop...start...!!" ;; *) echo "Usage: $0 {start|stop|restart|reload}" exit 1 ;;esacexit
配置nginx支持PHP解析,有两种方法,但都是在server中配置!!第一种方法:转交给其他WEB服务器处理,比如交给LAMP服务器(192.168.1.254:80)处理
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vim /usr/local/nginx/conf/nginx.conf
http{......略server {......略location ~ .php${//访问.php页面到配置段proxy_passhttp://192.168.1.254:80;//Apache服务器到监听地址}......略......略}}第二种方法:调用本机php-fpm进程。vim /usr/local/nginx/conf/nginx.confhttp{......略server {......略location ~ .php$ {root/var/www/test;//访问.php页面配置段fastcgi_pass127.0.0.1:9000;//PHP网页文档根目录fastcgi_indexindex.php;//php-fpm到监听地址includefastcgi.conf;//包括fastcgi.conf样本配置}......略}......略}现以第二种方法实验!!!!!测试PHP页面访问
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vim /wwwroot/test/test.php
链接数据库成功!!";mysql_close();?>保存退出。如果打开网页发现错误:Can't connect to local MySQL server through socket '/tmp/mysql.sock' (2)1.杀掉所有mysql进程,重启服务。ps -A |grep mysqlkill -9 xxxxservice mysqld restart2.修改权限,重启服务chown -R mysql.mysql /var/lib/mysqlservice mysqld restart3.修改/etc/my.cf (根据名称,可能是my.conf)socket=/tmp/mysql.sock保存退出。ln -s /var/lib/mysql/mysql.sock /tmp/mysql.sock重启服务service mysqld restart 看看即可!
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