5544992 发表于 2018-11-9 11:31:18

Nginx+php(fastcgi)搭建LNMP

  一、前提准备
  (系统要求:Linux 2.6+ 内核,本文中的Linux操作系统为redhat5.4,其他linux系统上笔者并未实验过,张晏老师做的是以CentOS 5.3)
  下载相应的安装包:
  


[*]mkdir -p /data/software
[*]cd /data/software
[*]
[*]wget http://blog.s135.com/soft/linux/nginx_php/nginx/nginx-0.8.46.tar.gz
[*]wget http://blog.s135.com/soft/linux/nginx_php/php/php-5.2.14.tar.gz
[*]wget http://blog.s135.com/soft/linux/nginx_php/phpfpm/php-5.2.14-fpm-0.5.14.diff.gz
[*]wget http://blog.s135.com/soft/linux/nginx_php/libiconv/libiconv-1.13.1.tar.gz
[*]wget http://blog.s135.com/soft/linux/nginx_php/mcrypt/libmcrypt-2.5.8.tar.gz
[*]wget http://blog.s135.com/soft/linux/nginx_php/mcrypt/mcrypt-2.6.8.tar.gz
[*]wget http://blog.s135.com/soft/linux/nginx_php/memcache/memcache-2.2.5.tgz
[*]wget http://blog.s135.com/soft/linux/nginx_php/mhash/mhash-0.9.9.9.tar.gz
[*]wget http://blog.s135.com/soft/linux/nginx_php/pcre/pcre-8.10.tar.gz
[*]wget http://blog.s135.com/soft/linux/nginx_php/eaccelerator/eaccelerator-0.9.6.1.tar.bz2
[*]wget http://blog.s135.com/soft/linux/nginx_php/pdo/PDO_MYSQL-1.0.2.tgz
[*]wget http://blog.s135.com/soft/linux/nginx_php/imagick/ImageMagick.tar.gz
[*]wget http://blog.s135.com/soft/linux/nginx_php/imagick/imagick-2.3.0.tgz
[*]
[*]mysql-5.5.15-linux2.6-i686.tar.gz
  

  

  注:此处mysql的版本和张晏老师的不同。
  二、安装PHP 5.2.14(FastCGI模式)
  
  1、编译安装PHP 5.2.14所需的支持库:
  


[*]tar zxvf libiconv-1.13.1.tar.gz
[*]cd libiconv-1.13.1/
[*]./configure --prefix=/usr/local
[*]make
[*]make install
[*]cd ../
[*]
[*]tar zxvf libmcrypt-2.5.8.tar.gz
[*]cd libmcrypt-2.5.8/
[*]./configure
[*]make
[*]make install
[*]/sbin/ldconfig
[*]cd libltdl/
[*]./configure --enable-ltdl-install
[*]make
[*]make install
[*]cd ../../
[*]
[*]tar zxvf mhash-0.9.9.9.tar.gz
[*]cd mhash-0.9.9.9/
[*]./configure
[*]make
[*]make install
[*]cd ../
[*]
[*]ln -s /usr/local/lib/libmcrypt.la /usr/lib/libmcrypt.la
[*]ln -s /usr/local/lib/libmcrypt.so /usr/lib/libmcrypt.so
[*]ln -s /usr/local/lib/libmcrypt.so.4 /usr/lib/libmcrypt.so.4
[*]ln -s /usr/local/lib/libmcrypt.so.4.4.8 /usr/lib/libmcrypt.so.4.4.8
[*]ln -s /usr/local/lib/libmhash.a /usr/lib/libmhash.a
[*]ln -s /usr/local/lib/libmhash.la /usr/lib/libmhash.la
[*]ln -s /usr/local/lib/libmhash.so /usr/lib/libmhash.so
[*]ln -s /usr/local/lib/libmhash.so.2 /usr/lib/libmhash.so.2
[*]ln -s /usr/local/lib/libmhash.so.2.0.1 /usr/lib/libmhash.so.2.0.1
[*]ln -s /usr/local/bin/libmcrypt-config /usr/bin/libmcrypt-config
[*]
[*]tar zxvf mcrypt-2.6.8.tar.gz
[*]cd mcrypt-2.6.8/
[*]/sbin/ldconfig
[*]./configure
[*]make
[*]make install
[*]cd ../
  

  
2,安装mysql-5.5.15-linux2.6-i686(步骤和张晏老师的有些不同)
  


[*]groupadd   -g3306mysql
[*]
[*]useradd    -u 3306 -g mysql-M-s/sbin/nologin mysql
[*]
[*]id mysql
[*]
[*]chown -R   mysql:mysql/data/mydata
[*]
[*]
[*]
[*]解压缩并安装mysql
[*]
[*]tarxfmysql-5.5.15-linux2.6-i686.tar.gz-C /usr/local/
[*]
[*]cd/usr/local
[*]
[*]ln -svmysql-5.5.15mysql
[*]
[*]chown-Rmysql:mysql /usr/local/mysql
[*]
[*]cd mysql/
[*]
[*]scripts/mysql_install_db    --user=mysql--datadir=/data/mydata//初始化数据库
[*]
[*]
[*]
[*]chown-Rroot/usr/local/mysql
[*]
[*]cpsupport-files/mysql.server/etc/init.d/mysqld      //配置启动脚本
[*]
[*]chkconfig--add mysqld                           //加入到启动服务队列
[*]
[*]chkconfigmysqldon
[*]
[*]cp support-files/my-large.cnf   /etc/my.cnf
[*]
[*]vim /etc/my.cnf
[*]
[*]            
[*]
[*]               datadir=/data/dmyata   指定数据库数据存放目录
[*]
[*]servicemysqld   start            启动mysqld服务
[*]
[*]vim/etc/profile
[*]
[*]添加:PATH=/usr/local/mysql/bin:$PATH   //设定环境变量
[*]
[*]Source/etc/profile
[*]
[*]vim/etc/ld.so.conf.d/mysql.conf
[*]
[*]添加/usr/local/mysql/lib   //导入库文件和头文件
[*]
[*]ldconfig -v 重新加载并显示所有库文件
[*]
[*]ln -sv /usr/local/mysql/include /usr/include/mysql
[*]
[*]vim/etc/man.config
[*]
[*]         MANPATH=/usr/local/mysql/man///

[*]加manpath,可以查看最新的man库
[*]

  

  3、编译安装PHP(FastCGI模式)
  


[*]tar zxvf php-5.2.14.tar.gz
[*]gzip -cd php-5.2.14-fpm-0.5.14.diff.gz | patch -d php-5.2.14 -p1
[*]cd php-5.2.14/
[*]./configure --prefix=/usr/local/webserver/php --with-config-file-path=/usr/local/webserver/php/etc --with-mysql=/usr/local/mysql --with-mysqli=/usr/local/mysql/bin/mysql_config --with-iconv-dir=/usr/local --with-freetype-dir --with-jpeg-dir --with-png-dir --with-zlib --with-libxml-dir=/usr --enable-xml --disable-rpath --enable-discard-path --enable-safe-mode --enable-bcmath --enable-shmop --enable-sysvsem --enable-inline-optimization --with-curl --with-curlwrappers --enable-mbregex --enable-fastcgi --enable-fpm --enable-force-cgi-redirect --enable-mbstring --with-mcrypt --with-gd --enable-gd-native-ttf --with-openssl --with-mhash --enable-pcntl --enable-sockets --with-ldap --with-ldap-sasl --with-xmlrpc --enable-zip --enable-soap
[*]make ZEND_EXTRA_LIBS='-liconv'
[*]make install
[*]cp php.ini-dist /usr/local/webserver/php/etc/php.ini
[*]cd ../
  

  
4、编译安装PHP5扩展模块
  

  


[*]tar zxvf memcache-2.2.5.tgz
[*]cd memcache-2.2.5/
[*]/usr/local/webserver/php/bin/phpize
[*]./configure --with-php-config=/usr/local/webserver/php/bin/php-config
[*]make
[*]make install
[*]cd ../
[*]
[*]tar jxvf eaccelerator-0.9.6.1.tar.bz2
[*]cd eaccelerator-0.9.6.1/
[*]/usr/local/webserver/php/bin/phpize
[*]./configure --enable-eaccelerator=shared --with-php-config=/usr/local/webserver/php/bin/php-config
[*]make
[*]make install
[*]cd ../
[*]
[*]tar zxvf PDO_MYSQL-1.0.2.tgz
[*]cd PDO_MYSQL-1.0.2/
[*]/usr/local/webserver/php/bin/phpize
[*]./configure --with-php-config=/usr/local/webserver/php/bin/php-config --with-pdo-mysql=/usr/local/mysql
[*]make
[*]make install
[*]cd ../
[*]
[*]tar zxvf ImageMagick.tar.gz
[*]cd ImageMagick-6.5.1-2/
[*]./configure
[*]make
[*]make install
[*]cd ../
[*]
[*]tar zxvf imagick-2.3.0.tgz
[*]cd imagick-2.3.0/
[*]/usr/local/webserver/php/bin/phpize
[*]./configure --with-php-config=/usr/local/webserver/php/bin/php-config
[*]make
[*]make install
[*]cd ../
  

  5、修改php.ini文件
  
  手工修改:查找/usr/local/webserver/php/etc/php.ini中的extension_dir = "./"
  
修改为extension_dir= "/usr/local/webserver/php/lib/php/extensions/no-debug-non-zts-20060613/"
  
  并在此行后增加以下几行,然后保存:
  
  extension = "memcache.so"
  
  extension = "pdo_mysql.so"
  
  extension = "imagick.so"
  

  
  再查找output_buffering = Off
  
  修改为output_buffering = On
  

  
  再查找; cgi.fix_pathinfo=0
  
  修改为cgi.fix_pathinfo=0,防止Nginx文件类型错误解析漏洞。
  6、配置eAccelerator加速PHP:
  


[*]mkdir -p /usr/local/webserver/eaccelerator_cache
[*]vi /usr/local/webserver/php/etc/php.ini
  

  
  按shift+g键跳到配置文件的最末尾,加上以下配置信息:
  引用
  


[*]
[*]zend_extension="/usr/local/webserver/php/lib/php/extensions/no-debug-non-zts-20060613/eaccelerator.so"
[*]eaccelerator.shm_size="64"
[*]eaccelerator.cache_dir="/usr/local/webserver/eaccelerator_cache"
[*]eaccelerator.enable="1"
[*]eaccelerator.optimizer="1"
[*]eaccelerator.check_mtime="1"
[*]eaccelerator.debug="0"
[*]eaccelerator.filter=""
[*]eaccelerator.shm_max="0"
[*]eaccelerator.shm_ttl="3600"
[*]eaccelerator.shm_prune_period="3600"
[*]eaccelerator.shm_only="0"
[*]eaccelerator.compress="1"
[*]eaccelerator.compress_level="9"
  

  7、创建www用户和组,以及供blog.cj.com和www.cjcom两个虚拟主机使用的目录:
  


[*]/usr/sbin/groupadd www
[*]/usr/sbin/useradd -g www www
[*]mkdir -p /data/web{1,2}
[*]chmod +w /data/web{1,2}
[*]chown -R www:www/data/web{1,2}
  

  8、创建php-fpm配置文件(php-fpm是为PHP打的一个FastCGI管理补丁,可以平滑变更php.ini配置而无需重启php-cgi):
  
  在/usr/local/webserver/php/etc/目录中创建php-fpm.conf文件:
  


[*]  rm -f /usr/local/webserver/php/etc/php-fpm.conf
[*]  vi /usr/local/webserver/php/etc/php-fpm.conf
  

  

  
   输入以下内容(如果您安装 Nginx + PHP 用于程序调试,请将以下的0改为1,以便显示PHP错误信息,否则,Nginx 会报状态为500的空白错误页):
  

见附件1的配置  

  

  9、启动php-cgi进程,监听127.0.0.1的9000端口,进程数为128(如果服务器内存小于3GB,可以只开启64个进程),用户为www:
  


[*]  ulimit -SHn 65535
[*]  /usr/local/webserver/php/sbin/php-fpm start
  

  

  
   注:/usr/local/webserver/php/sbin/php-fpm还有其他参数,包 括:start|stop|quit|restart|reload|logrotate,修改php.ini后不重启php-cgi,重新加载配置文件 使用reload。
  

  

file:///C:/DOCUME~1/ADMINI~1.F5E/LOCALS~1/Temp/ksohtml/wps_clip_image-10378.png
  
  三、安装Nginx 0.8.46
  
  1、安装Nginx所需的pcre库:
  


[*]tar zxvf pcre-8.10.tar.gz
[*]cd pcre-8.10/
[*]./configure
[*]make && make install
[*]cd ../
  

  
  2、安装Nginx
  


[*]tar zxvf nginx-0.8.46.tar.gz
[*]cd nginx-0.8.46/
[*]./configure --user=www --group=www --prefix=/usr/local/webserver/nginx --with-http_stub_status_module --with-http_ssl_module
[*]make && make install
[*]cd ../
  

  
  3、创建Nginx日志目录
  


[*]mkdir -p /data/logs
[*]chmod +w /data/logs
[*]chown -R www:www /data/logs
  4、创建Nginx配置文件  ①、在/usr/local/webserver/nginx/conf/目录中创建nginx.conf文件:  


[*]rm -f /usr/local/webserver/nginx/conf/nginx.conf
[*]vi /usr/local/webserver/nginx/conf/nginx.conf
  

  
  输入以下内容:
  引用
  

见附件2中的配置  

  

  

  
  ②、在/usr/local/webserver/nginx/conf/目录中创建fcgi.conf文件:
  


[*]vi /usr/local/webserver/nginx/conf/fcgi.conf
  

  
  输入以下内容:
  引用
  


[*]fastcgi_paramGATEWAY_INTERFACECGI/1.1;
[*]fastcgi_paramSERVER_SOFTWARE    nginx;
[*]
[*]fastcgi_paramQUERY_STRING       $query_string;
[*]fastcgi_paramREQUEST_METHOD   $request_method;
[*]fastcgi_paramCONTENT_TYPE       $content_type;
[*]fastcgi_paramCONTENT_LENGTH   $content_length;
[*]
[*]fastcgi_paramSCRIPT_FILENAME    $document_root$fastcgi_script_name;
[*]fastcgi_paramSCRIPT_NAME      $fastcgi_script_name;
[*]fastcgi_paramREQUEST_URI      $request_uri;
[*]fastcgi_paramDOCUMENT_URI       $document_uri;
[*]fastcgi_paramDOCUMENT_ROOT      $document_root;
[*]fastcgi_paramSERVER_PROTOCOL    $server_protocol;
[*]
[*]fastcgi_paramREMOTE_ADDR      $remote_addr;
[*]fastcgi_paramREMOTE_PORT      $remote_port;
[*]fastcgi_paramSERVER_ADDR      $server_addr;
[*]fastcgi_paramSERVER_PORT      $server_port;
[*]fastcgi_paramSERVER_NAME      $server_name;
[*]
[*]# PHP only, required if PHP was built with --enable-force-cgi-redirect
[*]fastcgi_paramREDIRECT_STATUS    200;
  

  

  
  5、启动Nginx
  


[*]ulimit -SHn 65535
[*]/usr/local/webserver/nginx/sbin/nginx
  

file:///C:/DOCUME~1/ADMINI~1.F5E/LOCALS~1/Temp/ksohtml/wps_clip_image-28657.png
  
  四、配置开机自动启动Nginx + PHP
  vi /etc/rc.local
  
  在末尾增加以下内容:
  引用
  


[*]ulimit -SHn 65535
[*]/usr/local/webserver/php/sbin/php-fpm start
[*]/usr/local/webserver/nginx/sbin/nginx
  

file:///C:/DOCUME~1/ADMINI~1.F5E/LOCALS~1/Temp/ksohtml/wps_clip_image-27032.png
  
  五、优化Linux内核参数
  vi /etc/sysctl.conf
  
  在末尾增加以下内容:
  引用
  


[*]# Add
[*]net.ipv4.tcp_max_syn_backlog = 65536
[*]net.core.netdev_max_backlog =32768
[*]net.core.somaxconn = 32768
[*]
[*]net.core.wmem_default = 8388608
[*]net.core.rmem_default = 8388608
[*]net.core.rmem_max = 16777216
[*]net.core.wmem_max = 16777216
[*]
[*]net.ipv4.tcp_timestamps = 0
[*]net.ipv4.tcp_synack_retries = 2
[*]net.ipv4.tcp_syn_retries = 2
[*]
[*]net.ipv4.tcp_tw_recycle = 1
[*]#net.ipv4.tcp_tw_len = 1
[*]net.ipv4.tcp_tw_reuse = 1
[*]
[*]net.ipv4.tcp_mem = 94500000 915000000 927000000
[*]net.ipv4.tcp_max_orphans = 3276800
[*]
[*]#net.ipv4.tcp_fin_timeout = 30
[*]#net.ipv4.tcp_keepalive_time = 120
[*]net.ipv4.ip_local_port_range = 102465535
  

  

  
  使配置立即生效:
  /sbin/sysctl -p
file:///C:/DOCUME~1/ADMINI~1.F5E/LOCALS~1/Temp/ksohtml/wps_clip_image-23297.png
  
  六、在不停止Nginx服务的情况下平滑变更Nginx配置
  
  1、修改/usr/local/webserver/nginx/conf/nginx.conf配置文件后,请执行以下命令检查配置文件是否正确:
  /usr/local/webserver/nginx/sbin/nginx -t
  
  如果屏幕显示以下两行信息,说明配置文件正确:
  
  the configuration file /usr/local/webserver/nginx/conf/nginx.conf syntax is ok
  
  the configuration file /usr/local/webserver/nginx/conf/nginx.conf was tested successfully
  

  
  2、平滑重启:
  
  ①、对于Nginx 0.8.x版本,现在平滑重启Nginx配置非常简单,执行以下命令即可:
  /usr/local/webserver/nginx/sbin/nginx -s reload
  

  
  ②、对于Nginx 0.8.x之前的版本,平滑重启稍微麻烦一些,按照以下步骤进行即可。输入以下命令查看Nginx主进程号:
  ps -ef | grep "nginx: master process" | grep -v "grep" | awk -F ' ' '{print $2}'
  
  屏幕显示的即为Nginx主进程号,例如:
  
  6302
  
  这时,执行以下命令即可使修改过的Nginx配置文件生效:
  kill -HUP 6302
  
  或者无需这么麻烦,找到Nginx的Pid文件:
  kill -HUP `cat /usr/local/webserver/nginx/nginx.pid`
  七,编辑测试网页并进行压力测试
  1,安装测试软件webbench-1.5.tar.gz
  


[*]wget http://blog.s135.com/soft/linux/webbench/webbench-1.5.tar.gz
[*]tar zxvf webbench-1.5.tar.gz
[*]cd webbench-1.5
[*]make && make install
  

  2,编辑测试页面
  


[*]#vim   /data/web1/index.php
[*]
[*]
  

  
测试命令:
  #webbench-c   3000-t 4http://yourIP/index.php
  测试结果:

  八,优化nginx并进行测试
  # vim /usr/local/webserver/nginx/conf/nginx.conf
  见附件3的配置
  测试效果:

  优化后速度提高将近一倍。


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