add support for the CSF firewall

config/action.d/csf.conf

@@ -0,0 +1,26 @@
+# Fail2Ban configuration file
+# http://configserver.com/cp/csf.html
+#
+# Note: CSF doesn't play nicely with other actions. It has been observed to
+# remove bans created by other iptables based actions. If you are going to use
+# this action, use it for all of your jails.
+#
+# DON'T MIX CSF and other IPTABLES based actions
+
+[Definition]
+
+actionstart = 
+actionstop = 
+actioncheck = 
+actionban = csf --deny <ip> "banned by Fail2Ban <name>"
+actionunban = csf --denyrm <ip>
+
+[Init]
+
+# Name used in CSF configuration
+#
+name = default
+
+# DEV NOTES:
+#
+# based on apf.conf by Mark McKinstry