[原创]linux环境下安装php5.5.29以及php5.6.31简易脚本

linux环境下安装php 5.5/5.6简易脚本，根据我们平时的安装流程：安装依赖库、下载、编译安装以及设置配置文件，都简单的概括到内。个别报错的，请根据实际情况进行调试处理。手工安装请参考 文章linux环境下安装php 5.5.x 。当然这里只是安装，没有针对php设置一些参数优化，请根据具体服务器的配置以及实际需求进行参数优化。
脚本执行结果如图：

#!/bin/bash
#auto install php 5.5 or 5.6 for centos 6.x
#author 21yunwei
downloaddir="/usr/local/src"
cpuinfo=`cat  /proc/cpuinfo | grep -c  processor`
function  checkroot(){
if [ $UID -ne  0 ]
  then
	echo "Please login as  root"
	exit;
fi
}

function create_user_nginx(){
gflag=`cat  /etc/group  |awk -F':'  '{print  $1}'  | grep  nginx`
[[ $gflag != "" ]]  && echo "group 'nginx' already exists"  || groupadd nginx
uflag=`cat  /etc/passwd  |awk -F':'  '{print  $1}'  | grep  nginx`
[[ $uflag != ""  ]] && echo "user 'nginx' already exists" ||useradd -r nginx -g nginx -s /sbin/nologin
}

function  install_required_libs(){
echo  "Install  required  libs,please  wait:"
yum -y install gcc automake autoconf libtool make >/dev/null
yum -y install gcc gcc-c++ glibc >/dev/null
yum -y install libmcrypt-devel mhash-devel libxslt-devel 
libjpeg libjpeg-devel libicu-devel  libc-client-devel bzip2-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  > /dev/null

wget -O  ${downloaddir}/libiconv-1.13.1.tar.gz   http://ftp.gnu.org/pub/gnu/libiconv/libiconv-1.13.1.tar.gz >/dev/null
tar -zxf   ${downloaddir}/libiconv-1.13.1.tar.gz  -C ${downloaddir}  
cd  ${downloaddir}/libiconv-1.13.1 && ./configure --prefix=/usr/local/libiconv   >/dev/null  && make -j  $cpuinfo >/dev/null  2>&1  && make install  >/dev/null 2>&1
[ $? -eq 0 ] && echo  "Required libs install complete " ||  echo  "Required libs installed failed ,please check" 
}

function menu(){
	echo "###############################################################"
	cat < <EOF
	Please choose  php  version  which  you want to install:
	1,PHP 5.5.x
	2,PHP 5.6.x
EOF
	echo "###############################################################"

}

function  php_version(){
read  -p  "please choose php  version that you  want to install:" flag
}

function  php_download(){

case $flag  in

1)
	version="php-5.5.29"
	echo "PHP 5.5.29 will be  installed" && wget  -O ${downloaddir}/${version}.tar.gz http://cn2.php.net/distributions/${version}.tar.gz 
;;
2)
	version="php-5.6.31"
	echo "php-5.6.31  will be  installed" && wget  -O ${downloaddir}/${version}.tar.gz   http://cn.php.net/distributions/${version}.tar.gz 
;;
*)
echo "Please  input 1 or 2,other novalid"
php_version
php_download
esac
}

function php_install(){
        cd ${downloaddir} && tar  zxf  ${version}.tar.gz  && cd ${version}  && echo  "Pre_configure PHP now,please  wait:"
        ./configure --prefix=/usr/local/php  --with-config-file-path=/usr/local/php/etc --with-mcrypt=/usr/include --with-openssl --with-mhash  --with-zlib --with-mysql --enable-mysqlnd  --with-mysqli --with-pdo-mysql --with-gd --with-iconv --enable-inline-optimization --enable-shared --enable-xml --enable-bcmath --enable-shmop --enable-sysvsem --enable-mbregex --enable-mbstring --enable-ftp  --enable-gd-native-ttf --enable-pcntl --enable-sockets --with-xmlrpc --enable-soap --without-pear --with-gettext --enable-session --with-curl --with-jpeg-dir  --with-freetype-dir --enable-opcache=no --enable-fpm --enable-fastcgi --with-fpm-user=nginx --with-fpm-group=nginx --without-gdbm  --enable-maintainer-zts --enable-intl >/dev/null 2>&1
	echo "Compiling php now, please wait:"&&  make ZEND_EXTRA_LIBS='-liconv' -j $cpuinfo >/dev/null  2>&1 && make  install >/dev/null
#set  php config
        cp  php.ini-development   /usr/local/php/etc/php.ini  &&  cp  /usr/local/php/etc/php-fpm.conf.default   /usr/local/php/etc/php-fpm.conf && sed  -i  "s/nobody/nginx/g"   /usr/local/php/etc/php-fpm.conf
#set php-fpm  start  with  system start
        cp sapi/fpm/init.d.php-fpm  /etc/rc.d/init.d/php-fpm && chmod +x /etc/init.d/php-fpm  && chkconfig php-fpm  on
#set php env
        echo "export PATH=/usr/local/php/bin:/usr/local/php/sbin:$PATH">>  /etc/profile  &&  source /etc/profile
}

function  php_check_status(){
#start php
/etc/init.d/php-fpm  restart  && netstat   -tunlp | grep  php-fpm
if [ $? -eq 0 ];then
	phpversion=`php  -v | awk  'NR==1{print  $1  $2}'`
	echo   "PHP start  sucess,and  php version  is :" ${phpversion}
else
	echo   "PHP start  failed ,please check"
	exit;
fi
}

function  main(){
checkroot
create_user_nginx
install_required_libs
menu
php_version
php_download
php_install
php_check_status
}
main

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