dyndnsd: remove noisy message by not redundantly logging on shutdown

CHANGELOG.md

@@ -1,5 +1,11 @@
 # Changelog
 
+## 2.3.1
+
+IMPROVEMENTS:
+
+- Fix annoying error message `log writing failed. can't be called from trap context` on shutdown by not attempting to log redundant information there
+
 ## 2.3.0 (July 20, 2020)
 
 IMPROVEMENTS:

lib/dyndnsd.rb

@@ -256,11 +256,9 @@ module Dyndnsd
     # @return [void]
     private_class_method def self.setup_traps
       Signal.trap('INT') do
-        Dyndnsd.logger.info 'Quitting...'
         Rack::Handler::WEBrick.shutdown
       end
       Signal.trap('TERM') do
-        Dyndnsd.logger.info 'Quitting...'
         Rack::Handler::WEBrick.shutdown
       end
     end