Added logging messages to indicate that the a server is listening.

* For some reason `async-dns` does have built-in logging messages, but
  `async-http` is silent.

Author: postmodern

lib/ronin/listener/cli/commands/dns.rb

@@ -112,6 +112,8 @@ def run(domain)
                             options[:output_format].open(options[:output])
                           end
 
+            log_info "Listening on #{options[:host]}:#{options[:port]} ..."
+
             Ronin::Listener::DNS.listen(domain,**proxy_kwargs) do |query|
               log_info "Received DNS query: #{query.type} #{query.label} from #{query.source}"
               output_file << query if output_file

lib/ronin/listener/cli/commands/http.rb

@@ -120,6 +120,8 @@ def run
                             options[:output_format].open(options[:output])
                           end
 
+            log_info "Listening on #{options[:host]}:#{options[:port]} ..."
+
             Ronin::Listener::HTTP.listen(**server_kwargs) do |request|
               log_info "Received HTTP request from #{request.remote_ip}:#{request.remote_port} ..."