openresty configuration that doesn't work

gistfile1.txt

#user  nobody;
worker_processes  1;

## safe for use under daemontools
daemon off;

#error_log  logs/error.log;
#error_log  logs/error.log  notice;
#error_log  logs/error.log  info;

#pid        logs/nginx.pid;


events {
    worker_connections  1024;
}

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

	perl_modules  /etc/nginx/perl/lib;
	perl_require  dumper.pm;
	 
    sendfile        on;
    keepalive_timeout  65;

    #gzip  on;

    server {
        listen       80;
        location / {
            proxy_pass http://127.0.0.1:8000;
            proxy_set_header Host $http_host;
            proxy_set_header X-Forwarded-For $remote_addr;
        }

        # special endpoint for iPhone remote diagnostics
        location /dump {
            perl dumper::handler;
        }
    }
}

http {
    upstream database {
        postgres_server  127.0.0.1:5432 dbname=scribot 
            user=USERNAME password=PASSWORD;
    }

    server {
        listen 8080;

        location /urls {
            rds_json          on;
            rds_json_root     url;

            postgres_query    GET  "SELECT * FROM urls ORDER BY id DESC LIMIT 10";
            postgres_pass     database;
            postgres_output   rds;
        }

        location ~ /url/(?<num>\d+) {
            rds_json          on;
            rds_json_root     url;

            postgres_query    GET  "SELECT * FROM urls WHERE id=$num";
            postgres_pass     database;
            postgres_output   rds;
        }
    }

}


http { 
	perl_modules  /etc/nginx/perl/lib;
	perl_require  mailauth.pm;
	 
	server {
	  listen 8099;
	  server_name  mailproxy.pi.st;
      server_name new.frottage.org;
	
		access_log  /var/log/nginx/mailproxy.access.log;
	    location /auth {
	      perl  mailauth::handler;
	    }
        location /dump {
            perl dumper::handler;
        }
	  }
}

mail {
  auth_http  127.0.0.1:8099/auth;
 
  pop3_capabilities  "TOP"  "USER";
  imap_capabilities  "IMAP4rev1"  "UIDPLUS";
 
  server {
    listen     110;
    protocol   pop3;
    proxy      on;
  }
 
  server {
    listen     143;
    protocol   imap;
    proxy      on;
  }
}


    # another virtual host using mix of IP-, name-, and port-based configuration
    #
    #server {
    #    listen       8000;
    #    listen       somename:8080;
    #    server_name  somename  alias  another.alias;

    #    location / {
    #        root   html;
    #        index  index.html index.htm;
    #    }
    #}


    # HTTPS server
    #
    #server {
    #    listen       443;
    #    server_name  localhost;

    #    ssl                  on;
    #    ssl_certificate      cert.pem;
    #    ssl_certificate_key  cert.key;

    #    ssl_session_timeout  5m;

    #    ssl_protocols  SSLv2 SSLv3 TLSv1;
    #    ssl_ciphers  HIGH:!aNULL:!MD5;
    #    ssl_prefer_server_ciphers   on;

    #    location / {
    #        root   html;
    #        index  index.html index.htm;
    #    }
    #}