nchan.conf.erb

daemon off;
#Heroku dynos have at least 4 cores.
worker_processes <%= ENV['NCHAN_WORKERS'] || 'auto' %>;

events {
	use epoll;
	accept_mutex on;
	worker_connections <%= ENV['NCHAN_WORKER_CONNECTIONS'] || 1024 %>;
}

http {
        gzip on;
        gzip_comp_level 6;
        gzip_min_length 512;
        gzip_types text/plain text/css application/json application/x-javascript text/xml application/xml application/xml+rss text/javascript;
        gzip_vary on;
        gzip_proxied any;

        server_tokens off;

        access_log  logs/access.log;

	log_format l2met 'measure#nginx.service=$request_time request_id=$http_x_request_id';
	access_log logs/access.log l2met;
	error_log logs/error.log;

	include mime.types;
	default_type application/octet-stream;
	sendfile on;

	#Must read the body in 5 seconds.
	client_body_timeout 5;

	server {
		listen <%= ENV["PORT"] %>;
		server_name _;
                charset UTF-8;
                port_in_redirect off;
		keepalive_timeout 5;

                # You can now subscribe to channels by GETing /sub?id=channel_id
                location = /sub {
                        nchan_subscriber;
                        nchan_channel_id $arg_id;
                        nchan_subscriber_timeout <%= ENV['NCHAN_SUB_TIMEOUT'] || 25 %>;
                }

                # You can now publish messages to channels by POSTing data to /pub?id=channel_id
                location = /pub {
                        nchan_publisher;
                        nchan_channel_id $arg_id;
                }

                location = /pubsub {
                        nchan_pubsub;
                        nchan_channel_id $arg_id;
                        nchan_subscriber_timeout <%= ENV['NCHAN_SUB_TIMEOUT'] || 25 %>;
                }

                location = /sub-split/(.*)$ {
                        nchan_subscriber;
                        nchan_channel_id "$1";
                        nchan_channel_id_split_delimiter ",";
                        nchan_subscriber_timeout <%= ENV['NCHAN_SUB_TIMEOUT'] || 25 %>;
                        # GET /multisub-split/foo,bar,baz,a will be subscribed to:
                        # channels 'foo', 'bar', 'baz', and 'a'
                        # and will receive messages from all of the above.
                }

		# location / {
		# 	proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
		# 	proxy_set_header Host $http_host;
		# 	proxy_redirect off;
		# 	proxy_pass http://app_server;
		# }
	}
}