new framework

lib/bbs/server.rb

@@ -12,13 +12,19 @@ module BBS
       server = TCPServer.new('0.0.0.0', @port)
       puts "BBS listening on port #{@port} — connect with: telnet localhost #{@port}"
       loop do
-        client = server.accept
+        client = begin
+          server.accept
+        rescue Errno::ECONNABORTED, Errno::EMFILE, Errno::ENFILE, IOError => e
+          warn "BBS accept error: #{e.class}: #{e.message}"
+          next
+        end
+
         Thread.new(client) do |c|
           session = Session.new(c)
           begin
             session.run
-          rescue => e
-            nil
+          rescue StandardError => e
+            warn "BBS session error: #{e.class}: #{e.message}\n#{e.backtrace.first(3).join("\n")}"
           ensure
             BBS.config.on_session_end&.call(session)
           end