php 扩展kafka

一、安装librdkafka

cd /usr/local/src/
git clone https://github.com/edenhill/librdkafka.git
cd librdkafka
./configure
make
make install
ln -s /usr/local/lib/librdkafka.so.1 /usr/lib/

二、安装php-rdkafka

cd /usr/local/src/
git clone https://github.com/arnaud-lb/php-rdkafka.git
cd php-rdkafka
/usr/local/php/bin/phpize
./configure --with-php-config=/usr/local/php/bin/php-config
make all -j 5
make install

三、修改php.ini

vi /etc/php.ini

增加如下代码：
extension=rdkafka.so

查看是否安装成功：
/usr/local/php/bin/php -m

四、重启php-fpm
service php-fpm restart