Posts belonging to Category 'php'

ip2country 從ip查詢國家

程式名稱:ip2country
官網:http://phpweby.com/software/ip2country
demo:http://phpweby.com/demo/ip2country
程式說明:
ip2country 是一款 php 的免費程式,ip2country 本身有一個 ip 及 國家別的對映表,並記錄在mysql中。

範例:

<?php
include_once('ip2c/ip2country.php');
$ip2c=new ip2country();
$ip2c->mysql_host='localhost';
$ip2c->db_user='user';
$ip2c->db_pass='pass';
$ip2c->db_name='ip2country';
$ip2c->table_name='ip2c';
echo 'Your country name is '. $ip2c->get_country_name() . '<br>';
echo 'Your country code is ' . $ip2c->get_country_code();
?>
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Nginx 0.7.x + PHP 5.2.9(FastCGI)超過Apache十倍的Web服務器

套件名稱:Nginx + php
版本:
官網:http://blog.s135.com/nginx_php_v4/
下載:http://blog.s135.com/nginx_php_v4/
demo:
執行結果畫面:

軟體介紹:
前言:本文是我撰寫的關於搭建「Nginx + PHP(FastCGI)」Web服務器的第4篇文章。本系列文章作為國內最早詳細介紹 Nginx + PHP 安裝、配置、使用的資料之一,為推動 Nginx 在國內的發展產生了積極的作用。這是一篇關於Nginx 0.7.x系列版本的文章,安裝、配置方式與第3篇文章相差不大,但配置參數有不同。Nginx 0.7.x系列版本雖然為開發版,但在很多大型網站的生產環境中已經使用。

鏈接:《2007年9月的第1版》、《2007年12月的第2版》、《2008年6月的第3版

点击在新窗口中浏览此图片

Nginx (”engine x”) 是一個高性能的 HTTP 和反向代理服務器,也是一個 IMAP/POP3/SMTP 代理服務器。 Nginx 是由 Igor Sysoev 為俄羅斯訪問量第二的 Rambler.ru 站點開發的,它已經在該站點運行超過兩年半了。Igor 將源代碼以類BSD許可證的形式發佈。

Nginx 超越 Apache 的高性能和穩定性,使得國內使用 Nginx 作為 Web 服務器的網站也越來越多,其中包括新浪博客新浪播客網易新聞等門戶網站頻道,六間房56.com等視頻分享網站,Discuz!官方論壇水木社區等知名論壇,豆瓣YUPOO相冊海內SNS迅雷在線等新興Web 2.0網站。


Nginx 的官方中文維基:http://wiki.codemongers.com/NginxChs


在高並發連接的情況下,Nginx是Apache服務器不錯的替代品。Nginx同時也可以作為7層負載均衡服務器來使用。根據我的測試結果,Nginx 0.7.51 + PHP 5.2.8 (FastCGI) 可以承受3萬以上的並發連接數,相當於同等環境下Apache的10倍

根據我的經驗,4GB內存的服務器+Apache(prefork模式)一般只能處理3000個並發連接,因為它們將佔用3GB以上的內存,還得為系統 預留1GB的內存。我曾經就有兩台Apache服務器,因為在配置文件中設置的MaxClients為4000,當Apache並發連接數達到3800 時,導致服務器內存和Swap空間用滿而崩潰。

而這台 Nginx 0.7.51 + PHP 5.2.8 (FastCGI) 服務器在3萬並發連接下,開啟的10個Nginx進程消耗150M內存(15M*10=150M),開啟的64個php-cgi進程消耗1280M內存 (20M*64=1280M),加上系統自身消耗的內存,總共消耗不到2GB內存。如果服務器內存較小,完全可以只開啟25個php-cgi進程,這樣 php-cgi消耗的總內存數才500M。

在3萬並發連接下,訪問Nginx 0.7.51 + PHP 5.2.8 (FastCGI) 服務器的PHP程序,仍然速度飛快。下圖為Nginx的狀態監控頁面,顯示的活動連接數為28457(關於Nginx的監控頁配置,會在本文接下來所給出 的Nginx配置文件中寫明):

点击在新窗口中浏览此图片

我生產環境下的兩台Nginx + PHP5(FastCGI)服務器,跑多個一般複雜的純PHP動態程序,單台Nginx + PHP5(FastCGI)服務器跑PHP動態程序的處理能力已經超過「700次請求/秒」,相當於每天可以承受6000萬(700*60*60*24=60480000)的訪問量(更多信息見此),而服務器的系統負載也不高:

点击在新窗口中浏览此图片


安裝步驟:
(系統要求:Linux 2.6+ 內核,本文中的Linux操作系統為CentOS 5.1,另在RedHat AS4上也安裝成功)

一、獲取相關開源程序:
1、【適用CentOS操作系統】利用CentOS Linux系統自帶的yum命令安裝、升級所需的程序庫(RedHat等其他Linux發行版可從安裝光盤中找到這些程序庫的RPM包,進行安裝):

sudo -s
LANG=C
yum -y install gcc gcc-c++ autoconf libjpeg libjpeg-devel libpng libpng-devel freetype freetype-devel libxml2 libxml2-devel zlib zlib-devel glibc glibc-devel glib2 glib2-devel bzip2 bzip2-devel ncurses ncurses-devel curl curl-devel e2fsprogs e2fsprogs-devel krb5 krb5-devel libidn libidn-devel openssl openssl-devel openldap openldap-devel nss_ldap openldap-clients openldap-servers

2、【適用RedHat操作系統】RedHat等其他Linux發行版可從安裝光盤中找到這些程序庫的RPM包(事先可通過類似「rpm -qa | grep libjpeg」的命令查看所需的RPM包是否存在,通常是「xxx-devel」不存在,需要安裝)。RedHat可以直接利用CentOS的RPM包 安裝,以下是RPM包下載網址:
①、RedHat AS4 & CentOS 4
http://mirror.be10.com/centos/4/os/i386/CentOS/RPMS/
http://mirror.be10.com/centos/4/os/x86_64/CentOS/RPMS/

②、RedHat AS5 & CentOS 5
http://mirror.be10.com/centos/5/os/i386/CentOS/
http://mirror.be10.com/centos/5/os/x86_64/CentOS/

③、RPM包搜索網站
http://rpm.pbone.net/
http://www.rpmfind.net/

④、RedHat AS4 系統環境,通常情況下缺少的支持包安裝:
Ⅰ、i386 系統

wget http://blog.s135.com/soft/linux/nginx_php/rpm/i386/libjpeg-devel-6b-33.i386.rpm
rpm -ivh libjpeg-devel-6b-33.i386.rpm
wget http://blog.s135.com/soft/linux/nginx_php/rpm/i386/freetype-devel-2.1.9-1.i386.rpm
rpm -ivh freetype-devel-2.1.9-1.i386.rpm
wget http://blog.s135.com/soft/linux/nginx_php/rpm/i386/libpng-devel-1.2.7-1.i386.rpm
rpm -ivh libpng-devel-1.2.7-1.i386.rpm

Ⅱ、x86_64 系統

wget http://blog.s135.com/soft/linux/nginx_php/rpm/x86_64/libjpeg-devel-6b-33.x86_64.rpm
rpm -ivh libjpeg-devel-6b-33.x86_64.rpm
wget http://blog.s135.com/soft/linux/nginx_php/rpm/x86_64/freetype-devel-2.1.9-1.x86_64.rpm
rpm -ivh freetype-devel-2.1.9-1.x86_64.rpm
wget http://blog.s135.com/soft/linux/nginx_php/rpm/x86_64/libpng-devel-1.2.7-1.x86_64.rpm
rpm -ivh libpng-devel-1.2.7-1.x86_64.rpm

3、【適用CentOS、RedHat及其它Linux操作系統】下載程序源碼包:
本文中提到的所有開源軟件為截止到2009年04月14日的最新穩定版。
①、從軟件的官方網站下載:

mkdir -p /data0/software
cd /data0/software
wget http://sysoev.ru/nginx/nginx-0.7.51.tar.gz
wget http://www.php.net/get/php-5.2.8.tar.gz/from/this/mirror
wget http://php-fpm.anight.org/downloads/head/php-5.2.8-fpm-0.5.10.diff.gz
wget http://dev.mysql.com/get/Downloads/MySQL-5.1/mysql-5.1.33.zip/from/http://mysql.mirror.redwire.net/
wget http://ftp.gnu.org/pub/gnu/libiconv/libiconv-1.13.tar.gz
wget “http://downloads.sourceforge.net/mcrypt/libmcrypt-2.5.8.tar.gz?modtime=1171868460&big_mirror=0″
wget “http://downloads.sourceforge.net/mcrypt/mcrypt-2.6.8.tar.gz?modtime=1194463373&big_mirror=0″
wget http://pecl.php.net/get/memcache-2.2.5.tgz
wget “http://downloads.sourceforge.net/mhash/mhash-0.9.9.9.tar.gz?modtime=1175740843&big_mirror=0″
wget ftp://ftp.csx.cam.ac.uk/pub/software/programming/pcre/pcre-7.8.tar.gz
wget http://bart.eaccelerator.net/source/0.9.5.3/eaccelerator-0.9.5.3.tar.bz2
wget http://pecl.php.net/get/PDO_MYSQL-1.0.2.tgz
wget http://blog.s135.com/soft/linux/nginx_php/imagick/ImageMagick.tar.gz
wget http://pecl.php.net/get/imagick-2.2.2.tgz

②、從blog.s135.com下載(比較穩定,只允許在本站,或者在Linux/Unix下通過Wget、Curl等命令下載以下軟件):

mkdir -p /data0/software
cd /data0/software
wget http://blog.s135.com/soft/linux/nginx_php/nginx/nginx-0.7.51.tar.gz
wget http://blog.s135.com/soft/linux/nginx_php/php/php-5.2.8.tar.gz
wget http://blog.s135.com/soft/linux/nginx_php/phpfpm/php-5.2.8-fpm-0.5.10.diff.gz
wget http://blog.s135.com/soft/linux/nginx_php/mysql/mysql-5.1.33.zip
wget http://blog.s135.com/soft/linux/nginx_php/libiconv/libiconv-1.13.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-7.8.tar.gz
wget http://blog.s135.com/soft/linux/nginx_php/eaccelerator/eaccelerator-0.9.5.3.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-2.2.2.tgz

二、安裝PHP 5.2.8(FastCGI模式)
1、編譯安裝PHP 5.2.8所需的支持庫:

tar zxvf libiconv-1.13.tar.gz
cd libiconv-1.13/
./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

tar zxvf mcrypt-2.6.8.tar.gz
cd mcrypt-2.6.8/
/sbin/ldconfig
./configure
make
make install
cd ../


2、編譯安裝MySQL 5.1.33

/usr/sbin/groupadd mysql
/usr/sbin/useradd -g mysql mysql
unzip mysql-5.1.33.zip
cd mysql-5.1.33/
./configure –prefix=/usr/local/webserver/mysql/ –enable-assembler –with-extra-charsets=complex –enable-thread-safe-client –with-big-tables –with-readline –with-ssl –with-embedded-server –enable-local-infile –with-plugins=innobase
make && make install
chmod +w /usr/local/webserver/mysql
chown -R mysql:mysql /usr/local/webserver/mysql
cp support-files/my-medium.cnf /usr/local/webserver/mysql/my.cnf
cd ../

附:以下為附加步驟,如果你想在這台服務器上運行MySQL數據庫,則執行以下兩步。如果你只是希望讓PHP支持MySQL擴展庫,能夠連接其他服務器上的MySQL數據庫,那麼,以下兩步無需執行。
①、以mysql用戶帳號的身份建立數據表:

/usr/local/webserver/mysql/bin/mysql_install_db –basedir=/usr/local/webserver/mysql –datadir=/usr/local/webserver/mysql/data –user=mysql

②、啟動MySQL(最後的&表示在後台運行)

/bin/sh /usr/local/webserver/mysql/bin/mysqld_safe –defaults-file=/usr/local/webserver/mysql/my.cnf &

3、編譯安裝PHP(FastCGI模式)

tar zxvf php-5.2.8.tar.gz
gzip -cd php-5.2.8-fpm-0.5.10.diff.gz | patch -d php-5.2.8 -p1
cd php-5.2.8/
./configure –prefix=/usr/local/webserver/php –with-config-file-path=/usr/local/webserver/php/etc –with-mysql=/usr/local/webserver/mysql –with-mysqli=/usr/local/webserver/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
make ZEND_EXTRA_LIBS=’-liconv’
make install
cp php.ini-dist /usr/local/webserver/php/etc/php.ini
cd ../

4、編譯安裝PHP5擴展模塊

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-0.9.5.3.tar.bz2
cd eaccelerator-0.9.5.3/
/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/webserver/mysql
make
make install
cd ../

tar zxvf ImageMagick.tar.gz
cd ImageMagick-6.5.1-2/
./configure
make
make install
cd ../

tar zxvf imagick-2.2.2.tgz
cd imagick-2.2.2/
/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 = “./”
修改為extension_dir = “/usr/local/webserver/php/lib/php/extensions/no-debug-non-zts-20060613/”
並在此行後增加以下幾行,然後保存:
extension = “memcache.so”
extension = “pdo_mysql.so”
extension = “imagick.so”

再查找output_buffering = Off
修改為output_buffering = On

自動修改:若嫌手工修改麻煩,可執行以下shell命令,自動完成對php.ini文件的修改:

sed -i ’s#extension_dir = “./”#extension_dir = “/usr/local/webserver/php/lib/php/extensions/no-debug-non-zts-20060613/”\nextension = “memcache.so”\nextension = “pdo_mysql.so”\nextension = “imagick.so”\n#’ /usr/local/webserver/php/etc/php.ini
sed -i ’s#output_buffering = Off#output_buffering = On#’ /usr/local/webserver/php/etc/php.ini

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鍵跳到配置文件的最末尾,加上以下配置信息:

引用
[eaccelerator]
zend_extension=”/usr/local/webserver/php/lib/php/extensions/no-debug-non-zts-20060613/eaccelerator.so”
eaccelerator.shm_size=”128″
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=”300″
eaccelerator.shm_prune_period=”120″
eaccelerator.shm_only=”0″
eaccelerator.compress=”1″
eaccelerator.compress_level=”9″

修改配置文件:

vi /etc/sysctl.conf

輸入以下內容:

引用
kernel.shmmax = 134217728

然後執行以下命令使配置生效:

/sbin/sysctl -p

7、創建www用戶和組,以及供blog.s135.com和www.s135.com兩個虛擬主機使用的目錄:

/usr/sbin/groupadd www
/usr/sbin/useradd -g www www
mkdir -p /data0/htdocs/blog
chmod +w /data0/htdocs/blog
chown -R www:www /data0/htdocs/blog
mkdir -p /data0/htdocs/www
chmod +w /data0/htdocs/www
chown -R www:www /data0/htdocs/www

8、創建php-fpm配置文件(php-fpm是為PHP打的一個FastCGI管理補丁,可以平滑變更php.ini配置而無需重啟php-cgi):
在/usr/local/webserver/php/etc/目錄中創建php-fpm.conf文件:

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

輸入以下內容(如果您安裝 Nginx + PHP 用於程序調試,請將以下的<value name=”display_errors”>0</value>改為<value name=”display_errors”>1</value>,以便顯示PHP錯誤信息,否則,Nginx 會報狀態為500的空白錯誤頁):

<?xml version=”1.0″ ?>
<configuration>
All relative paths in this config are relative to php’s install prefix
<section name=”global_options”>
Pid file
<value name=”pid_file”>/usr/local/webserver/php/logs/php-fpm.pid</value>
Error log file
<value name=”error_log”>/usr/local/webserver/php/logs/php-fpm.log</value>
Log level
<value name=”log_level”>notice</value>
When this amount of php processes exited with SIGSEGV or SIGBUS …
<value name=”emergency_restart_threshold”>10</value>
… in a less than this interval of time, a graceful restart will be initiated.
Useful to work around accidental curruptions in accelerator’s shared memory.
<value name=”emergency_restart_interval”>1m</value>
Time limit on waiting child’s reaction on signals from master
<value name=”process_control_timeout”>5s</value>
Set to ‘no’ to debug fpm
<value name=”daemonize”>yes</value>
</section>
<workers>
<section name=”pool”>
Name of pool. Used in logs and stats.
<value name=”name”>default</value>
Address to accept fastcgi requests on.
Valid syntax is ‘ip.ad.re.ss:port’ or just ‘port’ or ‘/path/to/unix/socket’
<value name=”listen_address”>127.0.0.1:9000</value>
<value name=”listen_options”>
Set listen(2) backlog
<value name=”backlog”>-1</value>
Set permissions for unix socket, if one used.
In Linux read/write permissions must be set in order to allow connections from web server.
Many BSD-derrived systems allow connections regardless of permissions.
<value name=”owner”></value>
<value name=”group”></value>
<value name=”mode”>0666</value>
</value>
Additional php.ini defines, specific to this pool of workers.
<value name=”php_defines”>
<value name=”sendmail_path”>/usr/sbin/sendmail -t -i</value>
<value name=”display_errors”>1</value>
</value>
Unix user of processes
<value name=”user”>www</value>
Unix group of processes
<value name=”group”>www</value>
Process manager settings
<value name=”pm”>
Sets style of controling worker process count.
Valid values are ’static’ and ‘apache-like’
<value name=”style”>static</value>
Sets the limit on the number of simultaneous requests that will be served.
Equivalent to Apache MaxClients directive.
Equivalent to PHP_FCGI_CHILDREN environment in original php.fcgi
Used with any pm_style.
<value name=”max_children”>128</value>
Settings group for ‘apache-like’ pm style
<value name=”apache_like”>
Sets the number of server processes created on startup.
Used only when ‘apache-like’ pm_style is selected
<value name=”StartServers”>20</value>
Sets the desired minimum number of idle server processes.
Used only when ‘apache-like’ pm_style is selected
<value name=”MinSpareServers”>5</value>
Sets the desired maximum number of idle server processes.
Used only when ‘apache-like’ pm_style is selected
<value name=”MaxSpareServers”>35</value>
</value>
</value>
The timeout (in seconds) for serving a single request after which the worker process will be terminated
Should be used when ‘max_execution_time’ ini option does not stop script execution for some reason
‘0s’ means ‘off’
<value name=”request_terminate_timeout”>0s</value>
The timeout (in seconds) for serving of single request after which a php backtrace will be dumped to slow.log file
‘0s’ means ‘off’
<value name=”request_slowlog_timeout”>0s</value>
The log file for slow requests
<value name=”slowlog”>logs/slow.log</value>
Set open file desc rlimit
<value name=”rlimit_files”>51200</value>
Set max core size rlimit
<value name=”rlimit_core”>0</value>
Chroot to this directory at the start, absolute path
<value name=”chroot”></value>
Chdir to this directory at the start, absolute path
<value name=”chdir”></value>
Redirect workers’ stdout and stderr into main error log.
If not set, they will be redirected to /dev/null, according to FastCGI specs
<value name=”catch_workers_output”>yes</value>
How much requests each process should execute before respawn.
Useful to work around memory leaks in 3rd party libraries.
For endless request processing please specify 0
Equivalent to PHP_FCGI_MAX_REQUESTS
<value name=”max_requests”>500</value>
Comma separated list of ipv4 addresses of FastCGI clients that allowed to connect.
Equivalent to FCGI_WEB_SERVER_ADDRS environment in original php.fcgi (5.2.2+)
Makes sense only with AF_INET listening socket.
<value name=”allowed_clients”>127.0.0.1</value>
Pass environment variables like LD_LIBRARY_PATH
All $VARIABLEs are taken from current environment
<value name=”environment”>
<value name=”HOSTNAME”>$HOSTNAME</value>
<value name=”PATH”>/usr/local/bin:/usr/bin:/bin</value>
<value name=”TMP”>/tmp</value>
<value name=”TMPDIR”>/tmp</value>
<value name=”TEMP”>/tmp</value>
<value name=”OSTYPE”>$OSTYPE</value>
<value name=”MACHTYPE”>$MACHTYPE</value>
<value name=”MALLOC_CHECK_”>2</value>
</value>
</section>
</workers>
</configuration>
&lt;?xml version="1.0" ?&gt;
&lt;configuration&gt;
 
  All relative paths in this config are relative to php's install prefix
 
  &lt;section name="global_options"&gt;
 
    Pid file
    &lt;value name="pid_file"&gt;/usr/local/webserver/php/logs/php-fpm.pid&lt;/value&gt;
 
    Error log file
    &lt;value name="error_log"&gt;/usr/local/webserver/php/logs/php-fpm.log&lt;/value&gt;
 
    Log level
    &lt;value name="log_level"&gt;notice&lt;/value&gt;
 
    When this amount of php processes exited with SIGSEGV or SIGBUS ...
    &lt;value name="emergency_restart_threshold"&gt;10&lt;/value&gt;
 
    ... in a less than this interval of time, a graceful restart will be initiated.
    Useful to work around accidental curruptions in accelerator's shared memory.
    &lt;value name="emergency_restart_interval"&gt;1m&lt;/value&gt;
 
    Time limit on waiting child's reaction on signals from master
    &lt;value name="process_control_timeout"&gt;5s&lt;/value&gt;
 
    Set to 'no' to debug fpm
    &lt;value name="daemonize"&gt;yes&lt;/value&gt;
 
  &lt;/section&gt;
 
  &lt;workers&gt;
 
    &lt;section name="pool"&gt;
 
      Name of pool. Used in logs and stats.
      &lt;value name="name"&gt;default&lt;/value&gt;
 
      Address to accept fastcgi requests on.
      Valid syntax is 'ip.ad.re.ss:port' or just 'port' or '/path/to/unix/socket'
      &lt;value name="listen_address"&gt;127.0.0.1:9000&lt;/value&gt;
 
      &lt;value name="listen_options"&gt;
 
        Set listen(2) backlog
        &lt;value name="backlog"&gt;-1&lt;/value&gt;
 
        Set permissions for unix socket, if one used.
        In Linux read/write permissions must be set in order to allow connections from web server.
        Many BSD-derrived systems allow connections regardless of permissions.
        &lt;value name="owner"&gt;&lt;/value&gt;
        &lt;value name="group"&gt;&lt;/value&gt;
        &lt;value name="mode"&gt;0666&lt;/value&gt;
      &lt;/value&gt;
 
      Additional php.ini defines, specific to this pool of workers.
      &lt;value name="php_defines"&gt;
        &lt;value name="sendmail_path"&gt;/usr/sbin/sendmail -t -i&lt;/value&gt;
        &lt;value name="display_errors"&gt;1&lt;/value&gt;
      &lt;/value&gt;
 
      Unix user of processes
        &lt;value name="user"&gt;www&lt;/value&gt;
 
      Unix group of processes
        &lt;value name="group"&gt;www&lt;/value&gt;
 
      Process manager settings
      &lt;value name="pm"&gt;
 
        Sets style of controling worker process count.
        Valid values are 'static' and 'apache-like'
        &lt;value name="style"&gt;static&lt;/value&gt;
 
        Sets the limit on the number of simultaneous requests that will be served.
        Equivalent to Apache MaxClients directive.
        Equivalent to PHP_FCGI_CHILDREN environment in original php.fcgi
        Used with any pm_style.
        &lt;value name="max_children"&gt;128&lt;/value&gt;
 
        Settings group for 'apache-like' pm style
        &lt;value name="apache_like"&gt;
 
          Sets the number of server processes created on startup.
          Used only when 'apache-like' pm_style is selected
          &lt;value name="StartServers"&gt;20&lt;/value&gt;
 
          Sets the desired minimum number of idle server processes.
          Used only when 'apache-like' pm_style is selected
          &lt;value name="MinSpareServers"&gt;5&lt;/value&gt;
 
          Sets the desired maximum number of idle server processes.
          Used only when 'apache-like' pm_style is selected
          &lt;value name="MaxSpareServers"&gt;35&lt;/value&gt;
 
        &lt;/value&gt;
 
      &lt;/value&gt;
 
      The timeout (in seconds) for serving a single request after which the worker process will be terminated
      Should be used when 'max_execution_time' ini option does not stop script execution for some reason
      '0s' means 'off'
      &lt;value name="request_terminate_timeout"&gt;0s&lt;/value&gt;
 
      The timeout (in seconds) for serving of single request after which a php backtrace will be dumped to slow.log file
      '0s' means 'off'
      &lt;value name="request_slowlog_timeout"&gt;0s&lt;/value&gt;
 
      The log file for slow requests
      &lt;value name="slowlog"&gt;logs/slow.log&lt;/value&gt;
 
      Set open file desc rlimit
      &lt;value name="rlimit_files"&gt;51200&lt;/value&gt;
 
      Set max core size rlimit
      &lt;value name="rlimit_core"&gt;0&lt;/value&gt;
 
      Chroot to this directory at the start, absolute path
      &lt;value name="chroot"&gt;&lt;/value&gt;
 
      Chdir to this directory at the start, absolute path
      &lt;value name="chdir"&gt;&lt;/value&gt;
 
      Redirect workers' stdout and stderr into main error log.
      If not set, they will be redirected to /dev/null, according to FastCGI specs
      &lt;value name="catch_workers_output"&gt;yes&lt;/value&gt;
 
      How much requests each process should execute before respawn.
      Useful to work around memory leaks in 3rd party libraries.
      For endless request processing please specify 0
      Equivalent to PHP_FCGI_MAX_REQUESTS
      &lt;value name="max_requests"&gt;500&lt;/value&gt;
 
      Comma separated list of ipv4 addresses of FastCGI clients that allowed to connect.
      Equivalent to FCGI_WEB_SERVER_ADDRS environment in original php.fcgi (5.2.2+)
      Makes sense only with AF_INET listening socket.
      &lt;value name="allowed_clients"&gt;127.0.0.1&lt;/value&gt;
 
      Pass environment variables like LD_LIBRARY_PATH
      All $VARIABLEs are taken from current environment
      &lt;value name="environment"&gt;
        &lt;value name="HOSTNAME"&gt;$HOSTNAME&lt;/value&gt;
        &lt;value name="PATH"&gt;/usr/local/bin:/usr/bin:/bin&lt;/value&gt;
        &lt;value name="TMP"&gt;/tmp&lt;/value&gt;
        &lt;value name="TMPDIR"&gt;/tmp&lt;/value&gt;
        &lt;value name="TEMP"&gt;/tmp&lt;/value&gt;
        &lt;value name="OSTYPE"&gt;$OSTYPE&lt;/value&gt;
        &lt;value name="MACHTYPE"&gt;$MACHTYPE&lt;/value&gt;
        &lt;value name="MALLOC_CHECK_"&gt;2&lt;/value&gt;
      &lt;/value&gt;
 
    &lt;/section&gt;
 
  &lt;/workers&gt;
 
&lt;/configuration&gt;

9、啟動php-cgi進程,監聽127.0.0.1的9000端口,進程數為200(如果服務器內存小於3GB,可以只開啟64個進程),用戶為www:

ulimit -SHn 51200
/usr/local/webserver/php/sbin/php-fpm start

註:/usr/local/webserver/php/sbin/php-fpm還有其他參數,包 括:start|stop|quit|restart|reload|logrotate,修改php.ini後不重啟php-cgi,重新加載配置文件 使用reload。


三、安裝Nginx 0.7.51
1、安裝Nginx所需的pcre庫:

tar zxvf pcre-7.8.tar.gz
cd pcre-7.8/
./configure
make && make install
cd ../

2、安裝Nginx

tar zxvf nginx-0.7.51.tar.gz
cd nginx-0.7.51/
./configure –user=www –group=www –prefix=/usr/local/webserver/nginx –with-http_stub_status_module –with-http_ssl_module
make && make install
cd ../

3、創建Nginx日誌目錄

mkdir -p /data1/logs
chmod +w /data1/logs
chown -R www:www /data1/logs

4、創建Nginx配置文件
①、在/usr/local/webserver/nginx/conf/目錄中創建nginx.conf文件:

rm -f /usr/local/webserver/nginx/conf/nginx.conf
vi /usr/local/webserver/nginx/conf/nginx.conf

輸入以下內容:

引用
user  www www;

worker_processes 8;

error_log  /data1/logs/nginx_error.log  crit;

pid        /usr/local/webserver/nginx/nginx.pid;

#Specifies the value for maximum file descriptors that can be opened by this process.
worker_rlimit_nofile 51200;

events
{
use epoll;
worker_connections 51200;
}

http
{
include       mime.types;
default_type  application/octet-stream;

#charset  gb2312;

server_names_hash_bucket_size 128;
client_header_buffer_size 32k;
large_client_header_buffers 4 32k;
client_max_body_size 8m;

sendfile on;
tcp_nopush     on;

keepalive_timeout 60;

tcp_nodelay on;

fastcgi_connect_timeout 300;
fastcgi_send_timeout 300;
fastcgi_read_timeout 300;
fastcgi_buffer_size 64k;
fastcgi_buffers 4 64k;
fastcgi_busy_buffers_size 128k;
fastcgi_temp_file_write_size 128k;

gzip on;
gzip_min_length  1k;
gzip_buffers     4 16k;
gzip_http_version 1.0;
gzip_comp_level 2;
gzip_types       text/plain application/x-javascript text/css application/xml;
gzip_vary on;

#limit_zone  crawler  $binary_remote_addr  10m;

server
{
listen       80;
server_name  blog.s135.com;
index index.html index.htm index.php;
root  /data0/htdocs/blog;

#limit_conn   crawler  20;

location ~ .*\.(php|php5)?$
{
#fastcgi_pass  unix:/tmp/php-cgi.sock;
fastcgi_pass  127.0.0.1:9000;
fastcgi_index index.php;
include fcgi.conf;
}

location ~ .*\.(gif|jpg|jpeg|png|bmp|swf)$
{
expires      30d;
}

location ~ .*\.(js|css)?$
{
expires      1h;
}

log_format  access  ’$remote_addr – $remote_user [$time_local] “$request” ‘
‘$status $body_bytes_sent “$http_referer” ‘
‘”$http_user_agent” $http_x_forwarded_for’;
access_log  /data1/logs/access.log  access;
}

server
{
listen       80;
server_name  www.s135.com;
index index.html index.htm index.php;
root  /data0/htdocs/www;

location ~ .*\.(php|php5)?$
{
#fastcgi_pass  unix:/tmp/php-cgi.sock;
fastcgi_pass  127.0.0.1:9000;
fastcgi_index index.php;
include fcgi.conf;
}

log_format  wwwlogs  ’$remote_addr – $remote_user [$time_local] “$request” ‘
‘$status $body_bytes_sent “$http_referer” ‘
‘”$http_user_agent” $http_x_forwarded_for’;
access_log  /data1/logs/wwwlogs.log  wwwlogs;
}

server
{
listen  80;
server_name  status.blog.s135.com;

location / {
stub_status on;
access_log   off;
}
}
}

②、在/usr/local/webserver/nginx/conf/目錄中創建fcgi.conf文件:

vi /usr/local/webserver/nginx/conf/fcgi.conf

輸入以下內容:

引用
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;

# PHP only, required if PHP was built with –enable-force-cgi-redirect
fastcgi_param  REDIRECT_STATUS    200;

5、啟動Nginx

ulimit -SHn 51200
/usr/local/webserver/nginx/sbin/nginx

四、配置開機自動啟動Nginx + PHP

vi /etc/rc.local

在末尾增加以下內容:

引用
ulimit -SHn 51200
/usr/local/webserver/php/sbin/php-fpm start
/usr/local/webserver/nginx/sbin/nginx

五、優化Linux內核參數

vi /etc/sysctl.conf

在末尾增加以下內容:

引用
net.ipv4.tcp_fin_timeout = 30
net.ipv4.tcp_keepalive_time = 300
net.ipv4.tcp_syncookies = 1
net.ipv4.tcp_tw_reuse = 1
net.ipv4.tcp_tw_recycle = 1
net.ipv4.ip_local_port_range = 5000    65000

使配置立即生效:

/sbin/sysctl -p

六、在不停止Nginx服務的情況下平滑變更Nginx配置
1、修改/usr/local/webserver/nginx/conf/nginx.conf配置文件後,請執行以下命令檢查配置文件是否正確:

/usr/local/webserver/nginx/sbin/nginx -t

如果屏幕顯示以下兩行信息,說明配置文件正確:
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、這時,輸入以下命令查看Nginx主進程號:

ps -ef | grep “nginx: master process” | grep -v “grep” | awk -F ‘ ‘ ‘{print $2}’

屏幕顯示的即為Nginx主進程號,例如:
6302
這時,執行以下命令即可使修改過的Nginx配置文件生效:

kill -HUP 6302

或者無需這麼麻煩,找到Nginx的Pid文件:

kill -HUP `cat /usr/local/webserver/nginx/nginx.pid`

七、編寫每天定時切割Nginx日誌的腳本
1、創建腳本/usr/local/webserver/nginx/sbin/cut_nginx_log.sh

vi /usr/local/webserver/nginx/sbin/cut_nginx_log.sh

輸入以下內容:

引用
#!/bin/bash
# This script run at 00:00

# The Nginx logs path
logs_path=”/usr/local/webserver/nginx/logs/”

mkdir -p ${logs_path}$(date -d “yesterday” +”%Y”)/$(date -d “yesterday” +”%m”)/
mv ${logs_path}access.log ${logs_path}$(date -d “yesterday” +”%Y”)/$(date -d “yesterday” +”%m”)/access_$(date -d “yesterday” +”%Y%m%d”).log
kill -USR1 `cat /usr/local/webserver/nginx/nginx.pid`

2、設置crontab,每天凌晨00:00切割nginx訪問日誌

crontab -e

輸入以下內容:

引用
00 00 * * * /bin/bash  /usr/local/webserver/nginx/sbin/cut_nginx_log.sh

資料來源:http://blog.s135.com/nginx_php_v4/

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多合一WEB伺服器 phpStudy2009

套件名稱:phpStudy
版本:2009
官網:http://www.3527.com/phpstudy/
下載:http://www.3527.com/phpstudy/phpstudy2009.exe
demo:
執行結果畫面:

軟體介紹:
phpStudy是一款多合一web伺服器,集合各個套件為一身,其中包含的套件有Apache+PHP+MySQL+phpMyAdmin+ZendOptimizer,一次性安裝,安裝完後不用額外的設定即可使用,是非常方便、好用的PHP調試環境。
對學習PHP的新手來說,WINDOWS下環境配置是一件很困難的事;對老手來說也是一件煩瑣的事。因此無論你是新手還是老手,phpStudy是一個不錯的選擇。

1、全面適合 Win2000/XP/2003 操作系統,IIS和Apache二選一安裝。

2、該套件集合以下軟件,均為最新版本。

PHP 5.2.11 新型的CGI程序編寫語言,易學易用、速度快、跨平台。

Apache 2.2.13 最流行的HTTP服務器軟件,快速、可靠、開源。

MySQL 5.0.85 執行性能高,運行速度快,容易使用,非常棒數據庫。

phpMyAdmin 3.2.2 開源、基於WEB而小巧的MySQL管理程序。

ZendOptimizer 3.3.3 免費的PHP優化引擎,性能提高30%以上。

OpenSSL 0.9.8k 密碼算法庫、SSL協議庫以及應用程序。

3、如果作為web服務器請稍修改配置文件即可。MySQL數據庫用戶名:root,密碼root,安裝後請重新設置密碼。

注意:安裝過程中,如有防火牆開啟,註冊啟動服務時,會提示是否信任httpd、mysqld-nt運行,以及端口80、3306等,請選擇允許。

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微型wiki系統 LionWiki V3.0.5

套件名稱:LionWiki
版本:3.0.5
官網:http://lionwiki.0o.cz/
下載:http://lionwiki.0o.cz/index.php?page=UserGuide%3A+Download
demo:
執行結果畫面:

軟體介紹:
LionWiki 是一個微型Wiki系統,使用 php 語言撰寫。

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我的第一個php程式

1
2
3
<?
echo "這是我的第一個php程式"; //測試用^^
?>
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