amqp_URI = "amqp://" amqp_authority [ "/" vhost ] [ "?" query ] amqp_authority = [ amqp_userinfo "@" ] host [ ":" port ] amqp_userinfo = username [ ":" password ] username = *( unreserved / pct-encoded / sub-delims ) password = *( unreserved / pct-encoded / sub-delims ) vhost = segment