さくらの VPS に nginx を入れてリバースプロキシ設定するまでの作業メモ（検証用）

rpm -Uvh http://rpms.famillecollet.com/enterprise/remi-release-6.rpm

yum --enablerepo=remi install php-cli php-devel php-mbstring php-mysql php-pear

php -v
PHP 5.3.13 (cli) (built: May  9 2012 16:43:49) 
Copyright (c) 1997-2012 The PHP Group
Zend Engine v2.3.0, Copyright (c) 1998-2012 Zend Technologies

yum install pcre-devel

pecl install APC

extension=apc.so

yum --enablerepo=remi install mysql mysql-server

[mysqld]
datadir=/var/lib/mysql
socket=/var/lib/mysql/mysql.sock
user=mysql
# Default to using old password format for compatibility with mysql 3.x
# clients (those using the mysqlclient10 compatibility package).
old_passwords=1
 
# character-set
character-set-server=utf8
skip-character-set-client-handshake
 
ft_min_word_len=1
 
# Disabling symbolic-links is recommended to prevent assorted security risks;
# to do so, uncomment this line:
# symbolic-links=0
 
[mysqld_safe]
log-error=/var/log/mysqld.log
pid-file=/var/run/mysqld/mysqld.pid
 
[client]
default-character-set=utf8
 
[mysql]
default-character-set=utf8
 
[mysqldump]
default-character-set=utf8

/sbin/chkconfig mysqld on
/etc/rc.d/init.d/mysqld start
mysqladmin -u root password 'パスワード'

yum --enablerepo=remi install nginx

vi /etc/nginx/conf.d/virtual.conf

server {
    listen       80;
    server_name  example.com;
 
    location / {
        root   /var/www/vhosts/example.com;
        index  index.html index.htm;
    }
}

/sbin/chkconfig nginx on

/etc/init.d/nginx start

sudo yum --enablerepo=remi install php-fpm

sudo /sbin/chkconfig php-fpm on

sudo /etc/init.d/php-fpm start

sudo vi /etc/php-fpm.d/www.conf

pm = dynamic
pm.mac_children = 10
pm.start_servers = 5
pm.min_spare_servers = 5
pm.max_spare_servers = 10
pm.max_requests = 500

sudo /etc/init.d/php-fpm restart

yum install spawn-fcgi

vi /etc/rc.d/init.d/php-fastcgi

#!/bin/sh
#
# spawn-fcgi   Start and stop FastCGI processes
#
# chkconfig:   - 80 20
# description: Spawn FastCGI scripts to be used by web servers
 
# Source function library.
. /etc/rc.d/init.d/functions
 
RETVAL=0
SPAWNFCGI="/usr/bin/spawn-fcgi"
PHPFCGI="/usr/bin/php-cgi"
FCGIPORT="9000"
FCGIADDR="127.0.0.1"
PHP_FCGI_CHILDREN=5
PHP_FCGI_MAX_REQUESTS=1000
ALLOWED_ENV="PATH USER"
USER=apache
GROUP=apache
PIDFILE=/var/run/phpfcgi.pid
 
ALLOWED_ENV="$ALLOWED_ENV PHP_FCGI_CHILDREN PHP_FCGI_MAX_REQUESTS FCGI_WEB_SERVER_ADDRS"
 
case "$1" in
  start)
        PHPFCGI_START=$"Starting ${NAME} service: "
        echo -n $PHPFCGI_START
 
        # clean environment
        E=
        for i in $ALLOWED_ENV; do E="$E $i=${!i}"; done
        daemon $SPAWNFCGI -a ${FCGIADDR} -p ${FCGIPORT} -u ${USER} -g ${GROUP} -P ${PIDFILE} -C ${PHP_FCGI_CHILDREN} -f ${PHPFCGI}
        RETVAL=$?
        ;;
  stop)
        echo -n "Stopping php-fcgi: "
        killproc -p $PIDFILE phpfcgi
        echo
        RETVAL=$?
        ;;
  *)
        echo "Usage: $0 {start|stop}"
        exit 1
esac
exit $RETVAL

chmod 755 /etc/rc.d/init.d/php-fastcgi
/sbin/chkconfig --add php-fastcgi
/sbin/chkconfig php-fastcgi on
/sbin/service php-fastcgi start

sudo vi /etc/nginx/conf.d/virtual.conf

server {
 
    listen      80;
    server_name example.com;
    root        /var/www/vhosts/example.com;
    access_log  /var/log/nginx/example.com/access.log   main;
    error_log   /var/log/nginx/example.com/error.log;
    client_max_body_size 36M;
 
    location / {
        index  index.php index.html index.htm;
        # static files
        if (-f $request_filename) {
            expires 14d;
            break;
        }
        # request to index.php
        if (!-e $request_filename) {
            rewrite ^(.+)$  /index.php?q=$1 last;
        }
    }
 
    location ~ \.php$ {
        fastcgi_pass   127.0.0.1:9000;
        fastcgi_param  SCRIPT_FILENAME  /var/www/vhosts/example.com/$fastcgi_script_name;
        include        fastcgi_params;
    }
 
    location ~ (\.ht|\.git|\.svn) {
        deny  all;
    }
 
}

sudo vi /etc/nginx/nginx.conf

http {
    include       /etc/nginx/mime.types;
    default_type  application/octet-stream;
 
    log_format  main  '$remote_addr - $remote_user [$time_local] "$request" '
                      '$status $body_bytes_sent "$http_referer" '
                      '"$http_user_agent" "$http_x_forwarded_for"';
 
    access_log  /var/log/nginx/access.log  main;
 
    sendfile        on;
    #tcp_nopush     on;
 
    #keepalive_timeout  0;
    keepalive_timeout   30;
 
    # gzip圧縮
    gzip  on;
    gzip_http_version 1.0;
    gzip_vary         on;
    gzip_comp_level   6;
    gzip_types        text/xml text/css application/xhtml+xml application/xml application/rss+xml application/atom_xml application/x-javascript application/x-httpd-php;
    gzip_disable      "MSIE [1-6]\.";
 
    # リバースプロキシの設定
    proxy_cache_path  /var/cache/nginx levels=1:2 keys_zone=czone:4m max_size=50m inactive=120m;
    proxy_temp_path   /var/tmp/nginx;
    proxy_cache_key   "$scheme://$host$request_uri";
    proxy_set_header  Host               $host;
    proxy_set_header  X-Real-IP          $remote_addr;
    proxy_set_header  X-Forwarded-Host   $host;
    proxy_set_header  X-Forwarded-Server $host;
    proxy_set_header  X-Forwarded-For    $proxy_add_x_forwarded_for;
 
    upstream backend {
        ip_hash;
        server 127.0.0.1:8080;
    }
 
    # Load config files from the /etc/nginx/conf.d directory
    # The default server is in conf.d/default.conf
    include /etc/nginx/conf.d/*.conf;
 
}

sudo vi /etc/nginx/conf.d/virtual.conf

server {
 
    listen      80;
    server_name example.com;
    root        /var/www/vhosts/example.com/www;
    access_log  /var/log/nginx/example.com/access.log   main;
    error_log   /var/log/nginx/example.com/error.log;
    client_max_body_size 36M;
 
    location /wp-admin { proxy_pass http://backend; }
    location ~ .*\.php { proxy_pass http://backend; }
    location / {
        set $mobile "";
        if ($http_user_agent ~* '(DoCoMo|J-PHONE|Vodafone|MOT-|UP\.Browser|DDIPOCKET|ASTEL|PDXGW|Palmscape|Xiino|sharp pda browser|Windows CE|L-mode|WILLCOM|SoftBank|Semulator|Vemulator|J-EMULATOR|emobile|mixi-mobile-converter)') {
            set $mobile "@ktai";
        }
        if ($http_user_agent ~* '(iPhone|iPod|Opera Mini|Android.*Mobile|NetFront|PSP|BlackBerry)') {
            set $mobile "@mobile";
        }
        if ($http_cookie ~* "comment_author_|wordpress_(?!test_cookie)|wp-postpass_" ) {
            set $do_not_cache 1;
        }
 
        proxy_no_cache     $do_not_cache;
        proxy_cache_bypass $do_not_cache;
        proxy_cache czone;
        proxy_cache_key "$scheme://$host$request_uri$is_args$args$mobile";
        proxy_cache_valid  200 301 302 60m;
        proxy_cache_valid  404 5m;
        proxy_cache_use_stale  error timeout invalid_header updating
                               http_500 http_502 http_503 http_504;
        proxy_pass http://backend;
        proxy_redirect http://example.com:8080/ /;
    }
}
 
server {
 
    listen      8080;
    server_name example.com;
    root        /var/www/vhosts/example.com/www;
    access_log  /var/log/nginx/example.com/access.log   main;
    error_log   /var/log/nginx/example.com/error.log;
    client_max_body_size 36M;
 
    location / {
        index  index.php index.html index.htm;
        # static files
        if (-f $request_filename) {
            expires 14d;
            break;
        }
        # request to index.php
        if (!-e $request_filename) {
            rewrite ^(.+)$  /index.php?q=$1 last;
        }
    }
 
    # pass the PHP scripts to FastCGI server listening on 127.0.0.1:9000
    location ~ \.php$ {
        include        fastcgi_params;
        fastcgi_pass   127.0.0.1:9000;
        fastcgi_param  SCRIPT_FILENAME  /var/www/vhosts/example.com/www/$fastcgi_script_name;
    }
}

proxy_cache_valid  200 301 302 60m;
proxy_cache_valid  404 5m;

Filesystem            Size  Used Avail Use% マウント位置
/dev/vda3             195G  1.8G  184G   1% /
tmpfs                1004M     0 1004M   0% /dev/shm
/dev/vda1             251M   53M  186M  23% /boot