Unix notes

user  nobody;
worker_processes  4;
worker_rlimit_nofile 8192;

error_log  /var/log/nginx/nginx-error.log crit;

pid        /var/run/nginx.pid;

events {
worker_connections  2048;
# for linux
use epoll;
# for freebsd
# use kqueue;
}

http {
include       mime.types;
default_type  application/octet-stream;

#access_log  /var/log/httpd/nginx-access.log  main;
access_log  off;
sendfile on;
tcp_nopush on;
tcp_nodelay on;

keepalive_timeout  65;
client_max_body_size       20m;

gzip  on;
gzip_disable "MSIE [1-6]";
gzip_min_length 1100;
gzip_buffers 4 8k;
gzip_types text/plain text/css text/xml application/x-javascript;

server {
listen       *:80 default;
server_name ~^(.*)$;

set $p $host;
if ($host ~ www\.(.*)) { set $p $1; }

location / {
proxy_pass         http://127.0.0.1/;
proxy_redirect     off;
proxy_set_header   Host             $p;
proxy_set_header   X-Real-IP        $remote_addr;
proxy_set_header    X-Forwarded-For $remote_addr;
}

location ~* \.(jpg|jpeg|gif|png|ico|css|zip|tgz|gz|rar|bz2|js|swf)$ {
root /home/$p/html;
expires max;
}
}
}