anchor.diff:  
   [ssh]
   
  -enabled  = <%= @jails.include?('ssh') : 'true' : 'false' %>
  +enabled  = <%= @jails.include?('ssh') ? 'true' : 'false' %>
   port     = <%= @ssh_port %>
   filter   = sshd
   logpath  = /var/log/auth.log
  
positive.code: 
  [apache-overflows]
  
  enabled  = <%= @jails.include?('apache-overflows') : 'true' : 'false' %>
  port     = http,https
  filter   = apache-overflows
  logpath  = /var/log/apache*/*error.log
  
negative.code: 
  [postfix]
  
  enabled  = <%= @jails.include?('postfix') ? 'true' : 'false' %>
  port     = smtp,ssmtp
  filter   = postfix
  logpath  = /var/log/mail.log
  
  [sasl]
  
  enabled  = <%= @jails.include?('sasl') ? 'true' : 'false' %>
  port     = smtp,ssmtp,imaps
  filter   = sasl
  logpath  = /var/log/mail.log
  
  [dovecot]
  
  enabled = <%= @jails.include?('dovecot') ? 'true' : 'false' %>
  port    = smtp,ssmtp,imaps
  filter  = dovecot
  logpath = /var/log/mail.log
  
  [fail2ban]
  
  enabled  = <%= @jails.include?('fail2ban') ? 'true' : 'false' %>
  filter   = fail2ban
  action   = iptables-allports[name=fail2ban]
             sendmail-whois[name=fail2ban]
  