nginx简单实用，centos-6.8

wget http://nginx.org/packages/centos/6/x86_64/RPMS/nginx-1.10.2-1.el6.ngx.x86_64.rpm

rpm -ivh nginx-1.10.2-1.el6.ngx.x86_64.rpm
或者
rpm -ivh http://nginx.org/packages/centos/6/x86_64/RPMS/nginx-1.10.2-1.el6.ngx.x86_64.rpm

启动：nginx -c /etc/nginx/nginx.conf
停止：nginx -s stop
查看端口是否被占用：lsof -i:80 lsof -i:443
杀死一个进程：kill -9 12774

防火墙配置：

vim /etc/sysconfig/ip6tables
-A INPUT -m state --state NEW -m tcp -p tcp --dport 80 -j ACCEPT
-A INPUT -m state --state NEW -m tcp -p tcp --dport 443 -j ACCEPT
vim /etc/sysconfig/iptables
-A INPUT -m state --state NEW -m tcp -p tcp --dport 80 -j ACCEPT
-A INPUT -m state --state NEW -m tcp -p tcp --dport 443 -j ACCEPT

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nginx代理WebSocket连接配置：

location = /ws {
  proxy_pass http://127.0.0.1:5830;
  proxy_http_version 1.1;
  proxy_set_header Upgrade $http_upgrade;
  proxy_set_header Connection "Upgrade";
}

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