主要實現功能是:
1、動態頁面與靜態頁面分離;
2、nginx既可以做靜態網站的負載均衡,同時還可做動態網站的負載均衡
3、在後續工作中可以爲後端服務器跟據需要進行拓展
這是咱們這次的實驗拓撲圖:
system: redhat 6.4_x64
nginx: 192.168.100.11
apache: 192.168.100.31
php: 192.168.100.21
mysql: 192.168.100.41
software:
apr-1.4.6.tar.bz2
apr-util-1.5.2.tar.bz2
pcre-8.32.tar.gz
httpd-2.4.4.tar.bz2
mysql-5.6.10-linux-glibc2.5-x86_64.tar.gz
libmcrypt-2.5.8-9.el6.x86_64.rpm
libmcrypt-devel-2.5.8-9.el6.x86_64.rpm
php-5.4.13.tar.bz2
1) 解決依賴關係
1> 編譯安裝apr
# tar xf apr-1.4.6.tar.bz2
# cd apr-1.4.6
# ./configure --prefix=/usr/local/apr
# make && make install
2> 編譯安裝apr-util
# tar xf apr-util-1.5.2.tar.bz2
# cd apr-util-1.5.2
# ./configure --prefix=/usr/local/apr-util --with-apr=/usr/local/apr
# make && make install
3> 編譯安裝pcre
#tar xf pcre-8.32.tar.gz
#cd pcre-8.32
# ./configure --prefix=/usr/local/pcre
# make &&make install
2) 編譯安裝apache
# tar xf httpd-2.4.4.tar.bz2
# cd httpd-2.4.4
# ./configure --prefix=/usr/local/apache --sysconfdir=/etc/httpd --enable-so --enable-ssl --enable-cgi --enable-rewrite --with-zlib --with-pcre=/usr/local/pcre --with-apr=/usr/local/apr --with-apr-util=/usr/local/apr-util --enable-modules=most --enable-mpms-shared=all
--with-mpm=event
# make && make install
3)設置其Pid文件的路徑
編輯/etc/httpd/httpd.conf,添加如下行即可:
PidFile "/var/run/httpd.pid"
4)提供SysV服務腳本/etc/rc.d/init.d/httpd
在源碼httpd-2.x.x/build/rpm中存在httpd.init拷貝命令如下:
#cp httpd.init/etc/init.d/httpd
拷貝之後,注意其中有三處主要的地方需要修改下的:
httpd=${HTTPD-/usr/local/apache/bin/httpd}
pidfile=${PIDFILE-/usr/local/apache/logs/${prog}.pid}
CONFFILE=/etc/httpd/httpd.conf
請根據自己的實際情況更改相應的路徑!
然後運行如下命令:
#chmod +x/etc/init.d/httpd
#chkconfig--add httpd
#chkconfig --level2345 httpd on
這樣一來,啓動、停止、重啓Apache就可以用以下方式了:
#/etc/init.d/httpdstart
#/etc/init.d/httpdstop
#/etc/init.d/httpdrestart
5)輸出PATH變量
#vim /etc/profile.d/httpd.sh
export PATH=$PATH:/usr/local/apache/bin
1) 新建用戶以安全方式運行進程:
# groupadd -r mysql
# useradd -g mysql -r -s /sbin/nologin mysql
2) 二進制安裝mysql5.6:
# tar xf mysql-5.6.10-linux-glibc2.5-x86_64.tar.gz -C /usr/local
# cd /usr/local/
# ln -s mysql-5.6.10-linux-glibc2.5-x86_64.tar.gz mysql
# cd mysql
# chown -R root:mysql .
# chown -R mysql.mysql ./data
3) 初始化數據庫:
# scripts/mysql_install_db --user=mysql
# chown -R root .
4) 編輯mysql主配置文件:
# vim /usr/local/mysql/my.cnf
datadir = /mydata/data
port = 3306
server_id = 1
socket = /var/lib/mysql/mysql.sock
log-bin = master-bin
innodb_file_per_table = 1
由於默認沒有socket文件存放目錄,所以還需要創建該目錄,權限爲mysql屬主,屬組
# mkdir /var/lib/mysql
# chown -R mysql.mysql /var/lib/mysql
4) 爲mysql提供sysv服務腳本:
# cd /usr/local/mysql
# cp support-files/mysql.server /etc/rc.d/init.d/mysqld
# chmod +x /etc/rc.d/init.d/mysqld
添加至服務列表:
# chkconfig --add mysqld
啓動服務
# service mysqld start
5)
爲了使用mysql的安裝符合系統使用規範,並將其開發組件導出給系統使用,這裏還需要進行如下步驟:
輸出mysql的man手冊至man命令的查找路徑:
編輯/etc/man.config,添加如下行即可:
MANPATH /usr/local/mysql/man
輸出mysql的頭文件至系統頭文件路徑/usr/include:
這可以通過簡單的創建鏈接實現:
# ln -sv /usr/local/mysql/include /usr/include/mysql
輸出mysql的庫文件給系統庫查找路徑:
# echo '/usr/local/mysql/lib' > /etc/ld.so.conf.d/mysql.conf
而後讓系統重新載入系統庫:
# ldconfig -v
修改PATH環境變量,讓系統可以直接使用mysql的相關命令
# vim /etc/profile.d/mysql.sh
export PATH=$PATH:/usr/local/mysql/bin
1) 解決依賴關係:
如果想讓編譯的php支持mcrypt擴展,可以到http://www.rpmfind.net下載
libmcrypt-2.5.8-9.el6.x86_64.rpm
libmcrypt-devel-2.5.8-9.el6.x86_64.rpm
mysql-5.6.10-linux-glibc2.5-x86_64.tar.gz
2) 由於下一步php需要mysql,然後本人也試過指定mysql的頭文件,但編譯php時總是提示找不到mysql的頭文件,所以還是用二進制安裝算了,反正這裏也不需啓動mysql只需它的客戶端工具與庫文件及頭文件
二進制安裝mysql5.6:
# tar xf mysql-5.6.10-linux-glibc2.5-x86_64.tar.gz -C /usr/local
# cd /usr/local/
# ln -s mysql-5.6.10-linux-glibc2.5-x86_64.tar.gz mysql
修改PATH環境變量,讓系統可以直接使用mysql的相關命令
# vim /etc/profile.d/mysql.sh
export PATH=$PATH:/usr/local/mysql/bin
3) 編譯安裝php-5.4.13
# tar xf php-5.4.13.tar.bz2
# cd php-5.4.13
# ./configure --prefix=/usr/local/php --with-mysql=/usr/local/mysql --with-openssl --with-mysqli=/usr/local/mysql/bin/mysql_config --enable-mbstring --with-freetype-dir --with-jpeg-dir --with-png-dir --with-zlib --with-libxml-dir=/usr --enable-xml --enable-sockets
--enable-fpm --with-mcrypt --with-config-file-path=/etc --with-config-file-scan-dir=/etc/php.d --with-bz2 --enable-maintainer-zts
注:
1>這裏爲了支持apache的worker或event這兩個MPM,編譯時使用了--enable-maintainer-zts選項,如果我們使用prefork,則不需要該項。
2>如果使用PHP5.3以上版本,爲了鏈接MySQL數據庫,可以指定mysqlnd,這樣在本機就不需要先安裝MySQL或MySQL開發包了。mysqlnd從php 5.3開始可用,可以編譯時綁定到它(而不用和具體的MySQL客戶端庫綁定形成依賴),但從PHP 5.4開始它就是默認設置了。
# ./configure --with-mysql=mysqlnd --with-pdo-mysql=mysqlnd --with-mysqli=mysqlnd
# make
# make intall
4) 爲php提供配置文件:
# cp php.ini-production /etc/php.ini
5) 爲php-fpm提供Sysv init腳本,並將其添加至服務列表:
# cp sapi/fpm/init.d.php-fpm /etc/rc.d/init.d/php-fpm
# chmod +x /etc/rc.d/init.d/php-fpm
# chkconfig --add php-fpm
# chkconfig php-fpm on
6) 爲php-fpm提供配置文件:
# cp /usr/local/php/etc/php-fpm.conf.default /usr/local/php/etc/php-fpm.conf
編輯php-fpm的配置文件:
# vim /usr/local/php/etc/php-fpm.conf
配置fpm的相關選項爲你所需要的值,並啓用pid文件(如下最後一行):
pm.max_children = 150
pm.start_servers = 8
pm.min_spare_servers = 5
pm.max_spare_servers = 10
pid = /usr/local/php/var/run/php-fpm.pid
# service php-fpm start
使用如下命令來驗證(如果此命令輸出有中幾個php-fpm進程就說明啓動成功了):
# ps aux | grep php-fpm
1) 編譯安裝:
# tar xvf nginx-1.4.7.tar.gz
# cd nginx-1.4.7
# groupadd -r nginx
# useradd -r -g nginx -s /sbin/nologin nginx
./configure \
--prefix=/usr \
--sbin-path=/usr/sbin/nginx \
--conf-path=/etc/nginx/nginx.conf \
--error-log-path=/var/log/nginx/error.log \
--http-log-path=/var/log/nginx/access.log \
--pid-path=/var/run/nginx/nginx.pid \
--lock-path=/var/lock/nginx.lock \
--user=nginx \
--group=nginx \
--with-http_ssl_module \
--with-http_flv_module \
--with-http_stub_status_module \
--with-http_gzip_static_module \
--http-client-body-temp-path=/var/tmp/nginx/client/ \
--http-proxy-temp-path=/var/tmp/nginx/proxy/ \
--http-fastcgi-temp-path=/var/tmp/nginx/fcgi/ \
--with-pcre
# make && make install
2) 爲nginx提供服務腳本
vim /etc/init.d/nginx
#!/bin/sh
#
# nginx - this script starts and stops the nginx daemon
#
# chkconfig: - 85 15
# description: Nginx is an HTTP(S) server, HTTP(S) reverse \
# proxy and IMAP/POP3 proxy server
# processname: nginx
# config: /etc/nginx/nginx.conf
# config: /etc/sysconfig/nginx
# pidfile: /var/run/nginx.pid
# Source function library.
. /etc/rc.d/init.d/functions
# Source networking configuration.
. /etc/sysconfig/network
# Check that networking is up.
[ "$NETWORKING" = "no" ] && exit 0
nginx="/usr/sbin/nginx"
prog=$(basename $nginx)
NGINX_CONF_FILE="/etc/nginx/nginx.conf"
[ -f /etc/sysconfig/nginx ] && . /etc/sysconfig/nginx
lockfile=/var/lock/subsys/nginx
make_dirs() {
# make required directories
user=`nginx -V 2>&1 | grep "configure arguments:" | sed 's/[^*]*--user=\([^ ]*\).*/\1/g' -`
options=`$nginx -V 2>&1 | grep 'configure arguments:'`
for opt in $options; do
if [ `echo $opt | grep '.*-temp-path'` ]; then
value=`echo $opt | cut -d "=" -f 2`
if [ ! -d "$value" ]; then
# echo "creating" $value
mkdir -p $value && chown -R $user $value
fi
fi
done
}
start() {
[ -x $nginx ] || exit 5
[ -f $NGINX_CONF_FILE ] || exit 6
make_dirs
echo -n $"Starting $prog: "
daemon $nginx -c $NGINX_CONF_FILE
retval=$?
echo
[ $retval -eq 0 ] && touch $lockfile
return $retval
}
stop() {
echo -n $"Stopping $prog: "
killproc $prog -QUIT
retval=$?
echo
[ $retval -eq 0 ] && rm -f $lockfile
return $retval
}
restart() {
configtest || return $?
stop
sleep 1
start
}
reload() {
configtest || return $?
echo -n $"Reloading $prog: "
killproc $nginx -HUP
RETVAL=$?
echo
}
force_reload() {
restart
}
configtest() {
$nginx -t -c $NGINX_CONF_FILE
}
rh_status() {
status $prog
}
rh_status_q() {
rh_status >/dev/null 2>&1
}
case "$1" in
start)
rh_status_q && exit 0
$1
;;
stop)
rh_status_q || exit 0
$1
;;
restart|configtest)
$1
;;
reload)
rh_status_q || exit 7
$1
;;
force-reload)
force_reload
;;
status)
rh_status
;;
condrestart|try-restart)
rh_status_q || exit 0
;;
*)
echo $"Usage: $0 {start|stop|status|restart|condrestart|try-restart|reload|force-reload|configtest}"
exit 2
esac
-
整合nginx和php5
1) # vim /etc/nginx/nginx.conf,啓用如下選項:
upstream static {
server 192.168.100.31 max_fails=2 fail_timeout=1;
server 192.168.100.11 backup;
}
server {
listen 80;
server_name localhost;
location / {
root /web/htdocs;
proxy_pass http://static;
index index.html index.php;
}
location ~ \.php$ {
root /web/php;
fastcgi_pass 192.168.100.21:9000;
fastcgi_index index.php;
fastcgi_param SCRIPT_FILENAME /scripts$fastcgi_script_name;
include fastcgi_params;
}
2) # vim /etc/nginx/fastcgi_params,將其內容更改爲如下內容:
fastcgi_param GATEWAY_INTERFACE CGI/1.1;
fastcgi_param SERVER_SOFTWARE nginx;
fastcgi_param QUERY_STRING $query_string;
fastcgi_param REQUEST_METHOD $request_method;
fastcgi_param CONTENT_TYPE $content_type;
fastcgi_param CONTENT_LENGTH $content_length;
fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
fastcgi_param SCRIPT_NAME $fastcgi_script_name;
fastcgi_param REQUEST_URI $request_uri;
fastcgi_param DOCUMENT_URI $document_uri;
fastcgi_param DOCUMENT_ROOT $document_root;
fastcgi_param SERVER_PROTOCOL $server_protocol;
fastcgi_param REMOTE_ADDR $remote_addr;
fastcgi_param REMOTE_PORT $remote_port;
fastcgi_param SERVER_ADDR $server_addr;
fastcgi_param SERVER_PORT $server_port;
fastcgi_param SERVER_NAME $server_name;
如果要在SSL中使用php,需要在php的location中添加此選項:
fastcgi_param HTTPS on;
並在所支持的主頁面格式中添加php格式的主頁,類似如下:
location / {
root /web/htdocs;
index index.php index.html index.htm;
}
# vim /web/htdocs/index.php
<?php
phpinfo();
?>
而後重新載入nginx的配置文件:
# service nginx reload
apache服務器上:
# service httpd restart
# vim /usr/local/apache/htdocs/index.html
<h1>This is Apache Server! </h1>
nginx服務器上:
# mkdir /web/htdocs
# vim /web/htdocs/index.html
<h1>This is Nginx Server! </h1>
php服務器上:
# mkdir /web/php
# vim /web/php/index.php
<?php
phpinfo();
?>
測試mysql的連接是否成功
<?php
$link=mysql_connect('192.168.100.41','root','asdasd');
if(!$link)
echo "connect failed !!!! ";
else
echo "success ....";
mysql_close();
?>