Do not use parentheses for method calls with no arguments.

This is neater.  Flagged by rubocop

17 files changed, 55 insertions, 55 deletions

diff --git a/lib/custodian/alerts/file.rb b/lib/custodian/alerts/file.rb
index cc2a672..5874136 100644
--- a/lib/custodian/alerts/file.rb
+++ b/lib/custodian/alerts/file.rb
@@ -31,7 +31,7 @@ module Custodian
       # Record a raise event for the given test.
       #
       def raise
-        write_message( "RAISE: #{test.target} failed #{test.get_type}-test - #{test.error()}" )
+        write_message( "RAISE: #{test.target} failed #{test.get_type}-test - #{test.error}" )
       end
 
 
diff --git a/lib/custodian/alerts/graphite.rb b/lib/custodian/alerts/graphite.rb
index 34ec73c..2e49125 100644
--- a/lib/custodian/alerts/graphite.rb
+++ b/lib/custodian/alerts/graphite.rb
@@ -63,9 +63,9 @@ module Custodian
         #
         #  Send via UDP.
         #
-        socket = UDPSocket.new()
+        socket = UDPSocket.new
         socket.send( payload, 0, @target, 2003 );
-        socket.close()
+        socket.close
 
       end
 
diff --git a/lib/custodian/alerts/mauve.rb b/lib/custodian/alerts/mauve.rb
index 8ce14c1..dfa4a04 100644
--- a/lib/custodian/alerts/mauve.rb
+++ b/lib/custodian/alerts/mauve.rb
@@ -69,7 +69,7 @@ module Custodian
         #
         update         = Mauve::Proto::AlertUpdate.new
         update.alert   = []
-        update.source  = @settings.alert_source()
+        update.source  = @settings.alert_source
         update.replace = false
 
         #
@@ -151,7 +151,7 @@ module Custodian
         #
         update = Mauve::Proto::AlertUpdate.new
         update.alert   = []
-        update.source  = @settings.alert_source()
+        update.source  = @settings.alert_source
         update.replace = false
 
         #
@@ -241,7 +241,7 @@ module Custodian
           #
           #  The text from the job-defition
           #
-          user_text = test.get_notification_text()
+          user_text = test.get_notification_text
 
           #
           # Add the user-detail if present
@@ -251,7 +251,7 @@ module Custodian
           #
           # Add the test-failure message
           #
-          alert.detail = "#{alert.detail}<p>#{test.error()}</p>"
+          alert.detail = "#{alert.detail}<p>#{test.error}</p>"
 
           #
           #  Determine if this is inside/outside the bytemark network
diff --git a/lib/custodian/alerts/redis-state.rb b/lib/custodian/alerts/redis-state.rb
index 7d9daa7..f37cef2 100644
--- a/lib/custodian/alerts/redis-state.rb
+++ b/lib/custodian/alerts/redis-state.rb
@@ -59,7 +59,7 @@ module Custodian
         tmp["type"]   = @test.get_type
         tmp["target"] = @test.target
         tmp["result"] = "RAISE"
-        tmp["reason"] = @test.error()
+        tmp["reason"] = @test.error
         tmp["test"  ] = @test.to_s
         tmp["class" ] = @test.class
 
diff --git a/lib/custodian/alerts/smtp.rb b/lib/custodian/alerts/smtp.rb
index 4de6fbe..d37701b 100644
--- a/lib/custodian/alerts/smtp.rb
+++ b/lib/custodian/alerts/smtp.rb
@@ -30,8 +30,8 @@ module Custodian
       # Raise an alert by email.
       #
       def raise
-        subject = "#{test.target} alert #{test.get_type}-test - #{test.error()}"
-        body    = "The alert has raised, with the following details:\n#{test.error()}\nRegards\n";
+        subject = "#{test.target} alert #{test.get_type}-test - #{test.error}"
+        body    = "The alert has raised, with the following details:\n#{test.error}\nRegards\n";
 
         _send_mail( @target, subject, body )
       end
diff --git a/lib/custodian/parser.rb b/lib/custodian/parser.rb
index 0bafd47..bce507b 100644
--- a/lib/custodian/parser.rb
+++ b/lib/custodian/parser.rb
@@ -139,7 +139,7 @@ module Custodian
 
         text = getURL(uri)
         text.split( /[\r\n]/ ).each do |line|
-          val.push( line ) if ( line.length() > 0)
+          val.push( line ) if ( line.length > 0)
         end
 
       elsif ( line =~ /\s(is|are)\s+(.*)\.+$/ )
diff --git a/lib/custodian/protocoltest/dns.rb b/lib/custodian/protocoltest/dns.rb
index 05c8534..5787881 100644
--- a/lib/custodian/protocoltest/dns.rb
+++ b/lib/custodian/protocoltest/dns.rb
@@ -100,8 +100,8 @@ module Custodian
         #
         # Get the timeout period.
         #
-        settings = Custodian::Settings.instance()
-        period   = settings.timeout()
+        settings = Custodian::Settings.instance
+        period   = settings.timeout
 
         #
         # Do the lookup
@@ -147,16 +147,16 @@ module Custodian
                 case ltype
 
                 when /^A$/ then
-                  dns.getresources(name, Resolv::DNS::Resource::IN::A).map{ |r| results.push( r.address.to_s() ) }
+                  dns.getresources(name, Resolv::DNS::Resource::IN::A).map{ |r| results.push( r.address.to_s ) }
 
                 when /^AAAA$/ then
-                  dns.getresources(name, Resolv::DNS::Resource::IN::AAAA).map{ |r| results.push( r.address.to_s() ) }
+                  dns.getresources(name, Resolv::DNS::Resource::IN::AAAA).map{ |r| results.push( r.address.to_s ) }
 
                 when /^NS$/ then
-                  dns.getresources(name, Resolv::DNS::Resource::IN::NS).map{ |r| results.push( Resolv.getaddresses( r.name.to_s() ) ) }
+                  dns.getresources(name, Resolv::DNS::Resource::IN::NS).map{ |r| results.push( Resolv.getaddresses( r.name.to_s ) ) }
 
                 when /^MX$/ then
-                  dns.getresources(name, Resolv::DNS::Resource::IN::MX).map{ |r| results.push( Resolv.getaddresses( r.exchange.to_s() ) ) }
+                  dns.getresources(name, Resolv::DNS::Resource::IN::MX).map{ |r| results.push( Resolv.getaddresses( r.exchange.to_s ) ) }
 
                 else
                   @error = "Unknown record type to resolve: '#{ltype}'"
diff --git a/lib/custodian/protocoltest/http.rb b/lib/custodian/protocoltest/http.rb
index 0bbe290..a36b349 100644
--- a/lib/custodian/protocoltest/http.rb
+++ b/lib/custodian/protocoltest/http.rb
@@ -209,8 +209,8 @@ module Custodian
         #
         # Get the timeout period for this test.
         #
-        settings = Custodian::Settings.instance()
-        period   = settings.timeout()
+        settings = Custodian::Settings.instance
+        period   = settings.timeout
 
         #
         # The URL we'll fetch/poll.
diff --git a/lib/custodian/protocoltest/mx.rb b/lib/custodian/protocoltest/mx.rb
index 29a9183..2372556 100644
--- a/lib/custodian/protocoltest/mx.rb
+++ b/lib/custodian/protocoltest/mx.rb
@@ -57,8 +57,8 @@ module Custodian
         #
         # Get the timeout period.
         #
-        settings = Custodian::Settings.instance()
-        period   = settings.timeout()
+        settings = Custodian::Settings.instance
+        period   = settings.timeout
 
         #
         #  The MX-hosts
diff --git a/lib/custodian/protocoltest/openproxy.rb b/lib/custodian/protocoltest/openproxy.rb
index 5313343..851982c 100644
--- a/lib/custodian/protocoltest/openproxy.rb
+++ b/lib/custodian/protocoltest/openproxy.rb
@@ -80,13 +80,13 @@ module Custodian
         #
         # Get the timeout period for this test.
         #
-        settings = Custodian::Settings.instance()
-        period   = settings.timeout()
+        settings = Custodian::Settings.instance
+        period   = settings.timeout
 
         begin
           timeout( period ) do
             begin
-              c = Curl::Easy.new()
+              c = Curl::Easy.new
               c.follow_location = true
               c.max_redirects   = 10
               c.ssl_verify_host = false
diff --git a/lib/custodian/protocoltest/ping.rb b/lib/custodian/protocoltest/ping.rb
index ff406d5..423b925 100644
--- a/lib/custodian/protocoltest/ping.rb
+++ b/lib/custodian/protocoltest/ping.rb
@@ -94,8 +94,8 @@ module Custodian
         #
         # Get the timeout period.
         #
-        settings = Custodian::Settings.instance()
-        period   = settings.timeout()
+        settings = Custodian::Settings.instance
+        period   = settings.timeout
 
 
 
diff --git a/lib/custodian/protocoltest/smtprelay.rb b/lib/custodian/protocoltest/smtprelay.rb
index a1c0b33..45abf16 100644
--- a/lib/custodian/protocoltest/smtprelay.rb
+++ b/lib/custodian/protocoltest/smtprelay.rb
@@ -86,7 +86,7 @@ module Custodian
 
         begin
 
-          Net::SMTP.start(@host,@port, get_hostname() ) do |smtp|
+          Net::SMTP.start(@host,@port, get_hostname ) do |smtp|
             sent    = smtp.send_message message, "noreply@bytemark.co.uk", "noreply@bytemark.co.uk"
             @status = sent.status.to_s
 
diff --git a/lib/custodian/protocoltest/tcp.rb b/lib/custodian/protocoltest/tcp.rb
index 9ca2180..24a05be 100644
--- a/lib/custodian/protocoltest/tcp.rb
+++ b/lib/custodian/protocoltest/tcp.rb
@@ -153,8 +153,8 @@ module Custodian
         #
         # Get the timeout period.
         #
-        settings = Custodian::Settings.instance()
-        period   = settings.timeout()
+        settings = Custodian::Settings.instance
+        period   = settings.timeout
 
         #
         # Perform the DNS lookups of the specified name.
@@ -265,8 +265,8 @@ module Custodian
         #
         # Get the timeout period for this test.
         #
-        settings = Custodian::Settings.instance()
-        period   = settings.timeout()
+        settings = Custodian::Settings.instance
+        period   = settings.timeout
 
         begin
           timeout(period) do
@@ -283,7 +283,7 @@ module Custodian
                 read.gsub!(/[\n\r]/, "")
               end
 
-              socket.close()
+              socket.close
 
               if ( banner.nil? )
                 @error = nil
diff --git a/lib/custodian/queue.rb b/lib/custodian/queue.rb
index 6e252e9..671e44e 100644
--- a/lib/custodian/queue.rb
+++ b/lib/custodian/queue.rb
@@ -182,7 +182,7 @@ end
     #  Get the size of the queue
     #
     def size?
-      stats = @queue.stats()
+      stats = @queue.stats
       ( stats['current-jobs-ready'] || 0 )
     end
 
diff --git a/lib/custodian/settings.rb b/lib/custodian/settings.rb
index 8bcf71c..e0d2d27 100644
--- a/lib/custodian/settings.rb
+++ b/lib/custodian/settings.rb
@@ -84,7 +84,7 @@ module Custodian
     # Retrieve an arbitrary key
     #
     def key( name )
-      _load() unless( _loaded? )
+      _load unless( _loaded? )
       @settings[name]
     end
 
@@ -93,7 +93,7 @@ module Custodian
     # The timeout period for each individual test.
     #
     def timeout
-      _load() unless( _loaded? )
+      _load unless( _loaded? )
 
       if ( @settings['timeout'] )
         @settings['timeout'].to_i
@@ -109,7 +109,7 @@ module Custodian
     # before raising an alert.
     #
     def retries
-      _load() unless( _loaded? )
+      _load unless( _loaded? )
 
       if ( @settings['retries'] )
         @settings['retries'].to_i
@@ -129,7 +129,7 @@ module Custodian
     # A delay of zero is permissable.
     #
     def retry_delay
-      _load() unless( _loaded? )
+      _load unless( _loaded? )
 
       if ( @settings['retry_delay'] )
         @settings['retry_delay'].to_i
@@ -146,7 +146,7 @@ module Custodian
     # environmental variable 'QUEUE_ADDRESS'.
     #
     def queue_type
-      _load() unless( _loaded? )
+      _load unless( _loaded? )
 
       @settings['queue_type'] || "redis"
     end
@@ -157,7 +157,7 @@ module Custodian
     # The filename for the logfile.
     #
     def log_file
-      _load() unless( _loaded? )
+      _load unless( _loaded? )
 
       @settings['log_file'] || "custodian-dequeue.log"
     end
@@ -167,7 +167,7 @@ module Custodian
     # The alerter to use
     #
     def alerter
-      _load() unless( _loaded? )
+      _load unless( _loaded? )
 
       @settings['alerter'] || "file"
     end
@@ -177,7 +177,7 @@ module Custodian
     # The alert-source we send.  Only used when the notifier is set to mauve.
     #
     def alert_source
-      _load() unless( _loaded? )
+      _load unless( _loaded? )
 
       @settings['alert_source'] || "Custodian"
     end
@@ -195,7 +195,7 @@ module Custodian
     # When the alerter is "redis" the target is the redis-server address.
     #
     def alerter_target( alert )
-      _load() unless( _loaded? )
+      _load unless( _loaded? )
 
 
       #
diff --git a/lib/custodian/util/dns.rb b/lib/custodian/util/dns.rb
index 82a7e68..9cbbf59 100644
--- a/lib/custodian/util/dns.rb
+++ b/lib/custodian/util/dns.rb
@@ -26,8 +26,8 @@ module Custodian
         #
         # Get the timeout period.
         #
-        settings = Custodian::Settings.instance()
-        period   = settings.timeout()
+        settings = Custodian::Settings.instance
+        period   = settings.timeout
 
         begin
           timeout( period ) do
@@ -54,8 +54,8 @@ module Custodian
         #
         # Get the timeout period.
         #
-        settings = Custodian::Settings.instance()
-        period   = settings.timeout()
+        settings = Custodian::Settings.instance
+        period   = settings.timeout
 
         begin
           timeout( period ) do
diff --git a/lib/custodian/worker.rb b/lib/custodian/worker.rb
index b411c00..fd1abce 100644
--- a/lib/custodian/worker.rb
+++ b/lib/custodian/worker.rb
@@ -73,16 +73,16 @@ module Custodian
       @settings = settings
 
       # Connect to the queue
-      @queue = QueueType.create( @settings.queue_type() )
+      @queue = QueueType.create( @settings.queue_type )
 
       # Get the alerter-type(s) to instantiate
       @alerter = @settings.alerter
 
       # How many times to repeat a failing test
-      @retry_count=@settings.retries()
+      @retry_count=@settings.retries
 
       # Should we sleep between repeated tests?
-      @retry_delay = @settings.retry_delay()
+      @retry_delay = @settings.retry_delay
 
     end
 
@@ -105,7 +105,7 @@ module Custodian
     def run!
       while( true )
         log_message( "Waiting for job.." )
-        process_single_job()
+        process_single_job
       end
     end
 
@@ -170,7 +170,7 @@ module Custodian
           # Run the test - inverting the result if we should
           #
           result = test.run_test
-          result = ! result if ( test.inverted() )
+          result = ! result if ( test.inverted )
 
           if ( result )
             log_message( "Test succeeed - clearing alert" )
@@ -223,7 +223,7 @@ module Custodian
           #
           # Raise the alert, passing the error message.
           #
-          log_message( "Test failed - alerting with #{test.error()}" )
+          log_message( "Test failed - alerting with #{test.error}" )
           do_raise( test )
         end
 
@@ -252,7 +252,7 @@ module Custodian
         # give the alerter a reference to the settings object.
         alert.set_settings( @settings )
 
-        alert.raise()
+        alert.raise
       end
     end
 
@@ -272,7 +272,7 @@ module Custodian
         # give the alerter a reference to the settings object.
         alert.set_settings( @settings )
 
-        alert.clear()
+        alert.clear
       end
     end
 
@@ -300,7 +300,7 @@ module Custodian
     #  Process jobs until we see a failure, then stop.
     #
     def process_until_fail
-      while( process_single_job() )
+      while( process_single_job )
         # nop
       end
     end