Permission denied: make_sock: could not bind to address 端口问题解决
2012-11-20 21:39
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permission denied make_sock could not bind to address 843问题解决
业务系统测试,发现843端口sock连接有问题,通过抓包发现客户端连接843端口的tcp3次握手最后一次失败。现有的843端口是研发写的程序监听端口,怀疑程序不稳定,准备安装http服务然后将监听端口改为843,然后从客户端发起请求,再次从服务端抓包看一下tcp3次握手的情况,然而在配置完成http服务器后调整监听端口时报错如下:
Permission denied: make_sock: could not bind to address [::]:843
Permission denied: make_sock: could not bind to address 0.0.0.0:843
no listening sockets available, shutting down
Unable to open logs
这个问题挡住了测试的去路,经排查解决方法如下:
解决这个问题很简单,
这个必须有个前提那就是SELinux 类型必须是targeted的:
cat /etc/selinux/config|grep SELINUXTYPE;
当然还可以直接把selinux禁用掉,这样不免简单粗暴;直接修改/etc/selinux/config找到SELINUX=enforcing 修改为SELINUX=disable然后reboot就可以了;
当然也可以执行命令setenforce 0这样就可以不重启了;
本文出自 “康建华” 博客,请务必保留此出处http://michaelkang.blog.51cto.com/1553154/1065251
业务系统测试,发现843端口sock连接有问题,通过抓包发现客户端连接843端口的tcp3次握手最后一次失败。现有的843端口是研发写的程序监听端口,怀疑程序不稳定,准备安装http服务然后将监听端口改为843,然后从客户端发起请求,再次从服务端抓包看一下tcp3次握手的情况,然而在配置完成http服务器后调整监听端口时报错如下:
Permission denied: make_sock: could not bind to address [::]:843
Permission denied: make_sock: could not bind to address 0.0.0.0:843
no listening sockets available, shutting down
Unable to open logs
这个问题挡住了测试的去路,经排查解决方法如下:
解决这个问题很简单,
这个必须有个前提那就是SELinux 类型必须是targeted的:
cat /etc/selinux/config|grep SELINUXTYPE;
当然还可以直接把selinux禁用掉,这样不免简单粗暴;直接修改/etc/selinux/config找到SELINUX=enforcing 修改为SELINUX=disable然后reboot就可以了;
当然也可以执行命令setenforce 0这样就可以不重启了;
本文出自 “康建华” 博客,请务必保留此出处http://michaelkang.blog.51cto.com/1553154/1065251
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