let site builder can enter rescue's worker

lib/tasks/site.rake

@@ -28,6 +28,13 @@ namespace :site do
     site_is_primary = STDIN.gets.gsub("\n",'')
     site_is_primary = true if site_is_primary.downcase == 'yes'
 
+    puts "Is this the only site on this mechine?[Default No]:......"
+    site_is_alone = false
+    site_is_alone = STDIN.gets.gsub("\n",'')
+    site_is_alone = true if site_is_alone.downcase == 'yes'
+
+    @resque_workers = site_is_alone ? 5 : 2
+
     resque_setting = ERB.new(File.new("lib/template/setting/resque.god.erb").read)
     File.open("config/resque.god", 'w') { |file| file.write(resque_setting.result) }
 

lib/template/setting/resque.god.erb

@@ -4,7 +4,7 @@ user_home = ENV['HOME'] || File.dirname(__FILE__) + '/../..'
 development_uid = ''
 development_gid = ''
 
-num_workers = rails_env == 'production' ? 5 : 2
+num_workers = rails_env == 'production' ? <%= @resque_workers %> : 2
 
 num_workers.times do |num|
   God.watch do |w|