add stickiness options

manifests/server/proxy.pp

@@ -45,6 +45,7 @@ define cd_haproxy::server::proxy (
   $backend_configs  = [],
   $be_stick_table   = '',
   $be_stick_on      = '',
+  $be_http_check    = '',
 
 ) {
 

templates/haproxy_backend_rule.erb

@@ -16,6 +16,9 @@ stick-table <%= backend_config['be_stick_table'] %>
 <% if backend_config['be_stick_on'] and backend_config['be_stick_on'] != '' -%>
 stick on    <%= backend_config['be_stick_on'] %>
 <% end -%>
+<% if backend_config['be_http_check'] and backend_config['be_http_check'] != '' -%>
+http-check  <%= backend_config['be_http_check'] %>
+<% end -%>
 <% if backend_config['be_server_name_array'] and !backend_config['be_server_name_array'].empty? -%>
 <% backend_config['be_server_name_array'].each do |be_server_name| -%>
 server      <%= be_server_name %>