+ # since hostname was specified lets add the 'hrn' node tag
+ root_auth = self.api.config.PLC_HRN_ROOT
+ # sub auth is the login base of this node's site
+ sites = Sites(self.api, node['site_id'], ['login_base'])
+ site = sites[0]
+ login_base = site['login_base']
+ tags['hrn'] = hostname_to_hrn(root_auth, login_base, node['hostname'])
+