Linux在php socket连接时报错:permission denied
解决办法:
# setsebool httpd_can_network_connect=1
参考来源:
http://www.cppblog.com/colorful/archive/2013/07/29/202222.html
http://hi.baidu.com/zwfec/item/64ef5ed9bf1cb3feca0c397c
http://imysql.cn/2012/12/13/php-with-httpd-can-not-connect-mysql-under-selinux.html
http://blog.chinaunix.net/uid-26727991-id-3235275.html