Sets up DenyHosts
A system that supports denyhosts. tcp_wrappers
Tested only on centos 6.6
node['denyhosts']['config'] - a hash of all configuration entries, same as in denyhosts.conf . See attributes/default.rb
node['denyhosts']['allowed-hosts'] - an array of IP addresses that should be whitelisted and never be blocked.
Add the denyhosts::default recipe to your runlist. Configure any attributes you need.