munin-nginx.conf

server {
        listen   80; ## listen for ipv4; this line is default and implied

        server_name munin.example.com;

        location / {
                alias /var/cache/munin/www/;
        }

        location ^~ /munin-cgi/munin-cgi-graph/ {
                fastcgi_split_path_info ^(/munin-cgi/munin-cgi-graph)(.*);
                fastcgi_param PATH_INFO $fastcgi_path_info;
                fastcgi_pass unix:/var/run/munin/fastcgi-munin-graph.sock;
                include fastcgi_params;
        }

        location  ^~ /munin-cgi/munin-cgi-html/ {
                fastcgi_split_path_info ^(/munin-cgi/munin-cgi-html)(.*);
                fastcgi_param PATH_INFO $fastcgi_path_info;
                fastcgi_pass unix:/var/run/munin/fastcgi-munin-html.sock;
                include fastcgi_params;
        }

        location /munin/static/ {
                alias /etc/munin/static/;
        }

        location /nginx_status {
          stub_status on;
          access_log   off;
          allow 127.0.0.1;
          deny all;
        }
}