lib/shutter/iptables/jail.rb in shutter-0.0.1 vs lib/shutter/iptables/jail.rb in shutter-0.0.2

@@ -1,26 +1,26 @@
 module Shutter
-	module IPTables
-		class Jail
-			def initialize( iptables = "/sbin/iptables")
-				@iptables =  iptables
-			end
+  module IPTables
+    class Jail
+      def initialize( iptables = "/sbin/iptables")
+        @iptables =  iptables
+      end
 
-			def fail2ban_chains
-				`/sbin/iptables-save | grep "^:fail2ban"`
-			end
+      def fail2ban_chains
+        `/sbin/iptables-save | grep "^:fail2ban"`
+      end
 
-			def fail2ban_rules
-				`/sbin/iptables-save | grep "^-A fail2ban"`
-			end
+      def fail2ban_rules
+        `/sbin/iptables-save | grep "^-A fail2ban"`
+      end
 
-			def jail_rules
-				jail = `/sbin/iptables-save | grep "^-A Jail"`
-				lines = jail.split('\n')
-				unless lines != [] && lines[-1] == "-A Jail -j RETURN\n"
-					jail += "-A Jail -j RETURN\n"
-				end
-				jail
-			end
-		end
-	end
+      def jail_rules
+        jail = `/sbin/iptables-save | grep "^-A Jail"`
+        lines = jail.split('\n')
+        unless lines != [] && lines[-1] == "-A Jail -j RETURN\n"
+          jail += "-A Jail -j RETURN\n"
+        end
+        jail
+      end
+    end
+  end
 end
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