分析安装包LNMP中的apache.sh脚本

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分析 shell 脚本，学习方法，这个其实是在 lnmp 环境下再安装 apache, 实现 lnmpa 环境。

#!/bin/bash
# 定义 PATH 变量
PATH=/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin:~/bin
# 声明 PATH 为环境变量
export PATH
# Check if user is root
#id -u 当前用户的 uid，也可以使用反引号 `id -u`，效果一样，0 为 root 的用户 id
if [$(id -u) != “0” ]; then
echo “Error: You must be root to run this script, please use root to install lnmp”
exit 1
fi
# 清屏操作
clear
# 可以识别特殊字符
printf “=======================================================================\n”
printf “Install Apache for LNMP V1.0 , Written by Licess \n”
printf “=======================================================================\n”
printf “LNMP is a tool to auto-compile & install Nginx+MySQL+PHP on Linux \n”
printf “This script is a tool to install Apache for lnmp \n”
printf “\n”
printf “For more information please visit http://www.lnmp.org \n”
printf “=======================================================================\n”
# 把当前路径给变量 cur_dir
cur_dir=$(pwd)
# 这个重点说一下，察看 ip,
# 通过 1 次 grep, 过滤掉不包含 inet 的行
#2 次反向 grep 也就是取不包含的行，过滤掉包含 127.0.0.1 和 inet6 的行
#awk 打印第 2 列
#tr -d 去掉 addr:，这样就只剩下 ip
ipv4=`ifconfig -a|grep inet|grep -v 127.0.0.1|grep -v inet6|awk ‘{print $2}’|tr -d “addr:”`
#set Server Administrator Email Address
ServerAdmin=””
#读取用户键盘输入还可以使用 -t 30 指定时间限制
read -p “Please input Administrator Email Address:” ServerAdmin
if [“$ServerAdmin” == “”]; then
echo “Administrator Email Address will set to webmaster@example.com!”
ServerAdmin=”webmaster@example.com”
else
echo “===========================”
echo Server Administrator Email=”$ServerAdmin”
echo “===========================”
fi
#定义函数
get_char()
{
#打印当前终端的设置赋予变量
SAVEDSTTY=`stty -g`
#echo input characters
stty -echo
stty cbreak
#把指定的输入文件拷贝到指定的输出文件中，并且在拷贝的过程中可以进行格式转换
#if = 输入文件，bs = bytes 同时设置读 / 写缓冲区的字节数 (等于设置 obs 和 ibs),count = blocks 只拷贝输入的 blocks 块
dd if=/dev/tty bs=1 count=1 2> /dev/null
stty -raw
stty echo
stty $SAVEDSTTY
}
echo “”
echo “Press any key to start install Apache for LNMP or Press Ctrl+C to cancel…”
char=`get_char`
printf “===================== Check And Download Files =================\n”
#test 测试如果文件的长度不为零，则为真
if [-s httpd-2.2.22.tar.gz]; then
echo “httpd-2.2.22.tar.gz [found]”
else
echo “Error: httpd-2.2.22.tar.gz not found!!!download now……”
wget -c http://soft.vpser.net/web/apache/httpd-2.2.22.tar.gz
fi
#mod_rpaf 是 apache 的一个模块，目的是为了获取访客的真实 IP
if [-s mod_rpaf-0.6.tar.gz]; then
echo “mod_rpaf-0.6.tar.gz [found]”
else
echo “Error: mod_rpaf-0.6.tar.gz not found!!!download now……”
wget -c http://soft.vpser.net/web/apache/rpaf/mod_rpaf-0.6.tar.gz
fi
#php 源码
if [-s php-5.2.17.tar.gz]; then
echo “php-5.2.17.tar.gz [found]”
else
echo “Error: php-5.2.17.tar.gz not found!!!download now……”
wget -c http://soft.vpser.net/web/php/php-5.2.17.tar.gz
fi
printf “=========================== install Apache ======================\n”
# 停止当前的其他服务
echo “Stoping Nginx…”
/etc/init.d/nginx stop
echo “Stoping MySQL…”
/etc/init.d/mysql stop
echo “Stoping PHP-FPM…”
/etc/init.d/php-fpm stop
if [-s /etc/init.d/memceached]; then
echo “Stoping Memcached…”
/etc/init.d/memcacehd stop
fi
# 备份
echo “Backup old php configure files…..”
mkdir /root/lnmpbackup/
cp /root/lnmp /root/lnmpbackup/
cp /usr/local/php/etc/php.ini /root/lnmpbackup/
cp /usr/local/php/etc/php-fpm.conf /root/lnmpbackup/
# 开始编译安装
cd $cur_dir
rm -rf httpd-2.2.22/
tar zxvf httpd-2.2.22.tar.gz
cd httpd-2.2.22/
./configure –prefix=/usr/local/apache –enable-headers –enable-mime-magic –enable-proxy –enable-so –enable-rewrite –enable-ssl –enable-deflate –enable-suexec –disable-userdir –with-included-apr –with-mpm=prefork –with-ssl=/usr –disable-userdir –disable-cgid –disable-cgi –with-expat=builtin
make && make install
cd ..
mv /usr/local/apache/conf/httpd.conf /usr/local/apache/conf/httpd.conf.bak
#\cp 不走 alias 的 cp
\cp $cur_dir/conf/httpd.conf /usr/local/apache/conf/httpd.conf
\cp $cur_dir/conf/httpd-default.conf /usr/local/apache/conf/extra/httpd-default.conf
\cp $cur_dir/conf/httpd-vhosts.conf /usr/local/apache/conf/extra/httpd-vhosts.conf
\cp $cur_dir/conf/httpd-mpm.conf /usr/local/apache/conf/extra/httpd-mpm.conf
\cp $cur_dir/conf/rpaf.conf /usr/local/apache/conf/extra/rpaf.conf
#sed 实现内容替换
sed -i ‘s/#ServerName www.example.com:80/ServerName www.lnmp.org:88/g’ /usr/local/apache/conf/httpd.conf
sed -i ‘s/ServerAdmin you@example.com/ServerAdmin ‘$ServerAdmin’/g’ /usr/local/apache/conf/httpd.conf
#sed -i ‘s/www.lnmp.org/’$domain’/g’ /usr/local/apache/conf/extra/httpd-vhosts.conf
sed -i ‘s/webmaster@example.com/’$ServerAdmin’/g’ /usr/local/apache/conf/extra/httpd-vhosts.conf
mkdir -p /usr/local/apache/conf/vhost
# 向 /usr/local/apache/conf/httpd.conf 中末尾追加内容 Include conf/vhost/*.conf
cat >>/usr/local/apache/conf/httpd.conf<<EOF
Include conf/vhost/*.conf
EOF
# 安装 rpaf
tar -zxvf mod_rpaf-0.6.tar.gz
cd mod_rpaf-0.6/
/usr/local/apache/bin/apxs -i -c -n mod_rpaf-2.0.so mod_rpaf-2.0.c
cd ..
# 创建软链
ln -s /usr/local/lib/libltdl.so.3 /usr/lib/libltdl.so.3
#sed -i ‘s#your_ips#’$ipv4’#g’ /usr/local/apache/conf/extra/rpaf.conf
echo “Stop php-fpm…..”
rm -rf /usr/local/php/
cd $cur_dir
if [-s php-5.2.17]; then
rm -rf php-5.2.17
fi
tar zxvf php-5.2.17.tar.gz
cd php-5.2.17/
wget -c http://soft.vpser.net/web/php/bug/php-5.2.17-max-input-vars.patch
# 打一个补丁这里需要了解 diff 和 patch
patch -p1 < php-5.2.17-max-input-vars.patch
./configure –prefix=/usr/local/php –with-config-file-path=/usr/local/php/etc –with-apxs2=/usr/local/apache/bin/apxs –with-mysql=/usr/local/mysql –with-mysqli=/usr/local/mysql/bin/mysql_config –with-iconv-dir –with-freetype-dir –with-jpeg-dir –with-png-dir –with-zlib –with-libxml-dir=/usr –enable-xml –disable-rpath –enable-discard-path –enable-magic-quotes –enable-safe-mode –enable-bcmath –enable-shmop –enable-sysvsem –enable-inline-optimization –with-curl –with-curlwrappers –enable-mbregex –enable-mbstring –with-mcrypt –enable-ftp –with-gd –enable-gd-native-ttf –with-openssl –with-mhash –enable-pcntl –enable-sockets –with-xmlrpc –enable-zip –enable-soap –without-pear –with-gettext –with-mime-magic
if cat /etc/issue | grep -Eqi ‘(Debian|Ubuntu)’;then
cd ext/openssl/
wget -c http://soft.vpser.net/lnmp/ext/debian_patches_disable_SSLv2_for_openssl_1_0_0.patch
patch -p3 <debian_patches_disable_SSLv2_for_openssl_1_0_0.patch
cd ../../
fi
rm -rf libtool
cp /usr/local/apache/build/libtool .
make ZEND_EXTRA_LIBS=’-liconv’
make install
mkdir -p /usr/local/php/etc
cp php.ini-dist /usr/local/php/etc/php.ini
cd ../
# 安装 PDO 扩展
cd $cur_dir/php-5.2.17/ext/pdo_mysql/
/usr/local/php/bin/phpize
./configure –with-php-config=/usr/local/php/bin/php-config –with-pdo-mysql=/usr/local/mysql
make && make install
cd $cur_dir/
# 添加 php extensions
sed -i ‘s#extension_dir = “./”#extension_dir = “/usr/local/php/lib/php/extensions/no-debug-non-zts-20060613/”\nextension = “memcache.so”\nextension = “pdo_mysql.so”\n#’ /usr/local/php/etc/php.ini
sed -i ‘s#output_buffering = Off#output_buffering = On#’ /usr/local/php/etc/php.ini
sed -i ‘s/post_max_size = 8M/post_max_size = 50M/g’ /usr/local/php/etc/php.ini
sed -i ‘s/upload_max_filesize = 2M/upload_max_filesize = 50M/g’ /usr/local/php/etc/php.ini
sed -i ‘s/;date.timezone =/date.timezone = PRC/g’ /usr/local/php/etc/php.ini
sed -i ‘s/short_open_tag = Off/short_open_tag = On/g’ /usr/local/php/etc/php.ini
sed -i ‘s/; cgi.fix_pathinfo=1/cgi.fix_pathinfo=0/g’ /usr/local/php/etc/php.ini
sed -i ‘s/max_execution_time = 30/max_execution_time = 300/g’ /usr/local/php/etc/php.ini
sed -i ‘s/disable_functions =.*/disable_functions = passthru,exec,system,chroot,scandir,chgrp,chown,shell_exec,proc_open,proc_get_status,ini_alter,ini_alter,ini_restore,dl,pfsockopen,openlog,syslog,readlink,symlink,popepassthru,stream_socket_server,fsocket,fsockopen/g’ /usr/local/php/etc/php.ini
# 根据系统安装 ZendOptimizer
if [`getconf WORD_BIT` = ’32’] && [`getconf LONG_BIT` = ’64’] ; then
wget -c http://soft.vpser.net/web/zend/ZendOptimizer-3.3.9-linux-glibc23-x86_64.tar.gz
tar zxvf ZendOptimizer-3.3.9-linux-glibc23-x86_64.tar.gz
mkdir -p /usr/local/zend/
cp ZendOptimizer-3.3.9-linux-glibc23-x86_64/data/5_2_x_comp/ZendOptimizer.so /usr/local/zend/
else
wget -c http://soft.vpser.net/web/zend/ZendOptimizer-3.3.9-linux-glibc23-i386.tar.gz
tar zxvf ZendOptimizer-3.3.9-linux-glibc23-i386.tar.gz
mkdir -p /usr/local/zend/
cp ZendOptimizer-3.3.9-linux-glibc23-i386/data/5_2_x_comp/ZendOptimizer.so /usr/local/zend/
fi
# 给 php.ini 追加内容
cat >>/usr/local/php/etc/php.ini<<EOF
;eaccelerator
;ionCube
[Zend Optimizer]
zend_optimizer.optimization_level=1
zend_extension=”/usr/local/zend/ZendOptimizer.so”
EOF
cd $cur_dir
cp conf/proxy.conf /usr/local/nginx/conf/proxy.conf
mv /usr/local/nginx/conf/nginx.conf /root/lnmpbackup/
cp conf/nginx_a.conf /usr/local/nginx/conf/nginx.conf
# 添加 apache 自动启动脚本
echo “Download new Apache init.d file……”
wget -c http://soft.vpser.net/lnmp/ext/init.d.httpd
cp init.d.httpd /etc/init.d/httpd
chmod +x /etc/init.d/httpd
echo “Test Nginx configure files…”
/usr/local/nginx/bin/nginx -t
echo “ReStarting Nginx……”
/etc/init.d/nginx restart
echo “Starting Apache…..”
/etc/init.d/httpd restart
# 更新系统启动项
echo “Remove old startup files and Add new startup file…..”
if cat /etc/issue | grep -Eqi ‘(Debian|Ubuntu)’;then
update-rc.d -f httpd defaults
update-rc.d -f php-fpm remove
else
sed -i ‘/php-fpm/’d /etc/rc.local
chkconfig –level 345 php-fpm off
chkconfig –level 345 httpd on
fi
cd $cur_dir
rm -f /etc/init.d/php-fpm
mv /root/vhost.sh /root/lnmp.vhost.sh
cp vhost_lnmpa.sh /root/vhost.sh
chmod +x /root/vhost.sh
cp lnmpa /root/
chmod +x /root/lnmpa
printf “====================== Upgrade to LNMPA completed =====================\n”
printf “You have successfully upgrade from lnmp to lnmpa,enjoy it!\n”
printf “=======================================================================\n”
printf “LNMP is a tool to auto-compile & install Nginx+MySQL+PHP on Linux \n”
printf “This script is a tool to upgrade from lnmp to lnmpa \n”
printf “\n”
printf “For more information please visit http://www.lnmp.org \n”
printf “=======================================================================\n”