一 下载PHP源码

wget https://www.php.net/distributions/php-7.4.30.tar.gz && \
    tar zxvf php-7.4.30.tar.gz && cd php-7.4.30/ext/ldap || exit 1

二 下载依赖

yum install -y openldap-devel openldap-devel.i686

三 编译安装

phpize && ./configure --with-php-config=/usr/local/php/bin/php-config && make && make install
#加载ldap模块并重启
echo "extension=ldap.so" >> /usr/local/php/etc/php.ini  && systemctl restart httpd 
#或者 
#systemctl restart php-fpm

四 验证

php -m | grep ldap