anchor.diff:  listen nova-compute <%="#{node[:bcpc][:management][:vip]}"%>:8774
     balance  source
     option  tcplog
  +  option httpchk GET /
  +  http-check expect status 200
   <% @servers.each do |server| -%>
     <%= "server #{server.hostname} #{server[:bcpc][:management][:ip]}:8774 check inter 1s rise 1 fall 1" %>
   <% end -%>
  
positive.code: listen cinder-api <%="#{node[:bcpc][:management][:vip]}"%>:8776
    balance  source
    option  tcplog
  <% @servers.each do |server| -%>
    <%= "server #{server.hostname} #{server[:bcpc][:management][:ip]}:8776 check inter 1s rise 1 fall 1" %>
  <% end -%>
  
negative.code: listen glance-registry <%="#{node[:bcpc][:management][:vip]}"%>:9191
    balance  source
    option  tcplog
    option httpchk GET /
    http-check expect status 401
  <% @servers.each do |server| -%>
    <%= "server #{server.hostname} #{server[:bcpc][:management][:ip]}:9191 check inter 1s rise 1 fall 1" %>
  <% end -%>
  