下载地址：https://pecl.php.net/package/redis
相关命令
解压redis压缩包
tar -zxvf redis-4.3.0.tgz
cd redis-4.3.0
/usr/local/php/bin/phpize
./configure --with-php-config=/usr/local/php/bin/php-config
make
make install
/usr/local/php/lib/php/extensions/no-debug-non-zts-20170718/redis.so
修改php.ini，增加extension=/usr/local/php/lib/php/extensions/no-debug-non-zts-20170718/redis.so
重启php-fpm
