opendaylight/web/root/src/main/java/org/opendaylight/controller/web/DaylightWebUtil.java

   1 package org.opendaylight.controller.web;
   2
   3 import java.util.Set;
   4
   5 import javax.servlet.http.HttpServletRequest;
   6
   7 import org.opendaylight.controller.containermanager.IContainerAuthorization;
   8 import org.opendaylight.controller.sal.authorization.Resource;
   9 import org.opendaylight.controller.sal.utils.GlobalConstants;
  10 import org.opendaylight.controller.sal.utils.ServiceHelper;
  11
  12 public class DaylightWebUtil {
  13     private static String defaultName = GlobalConstants.DEFAULT.toString();
  14
  15     /**
  16      * Returns the container that this user is authorized to access. If the user is not authorized to the requested
  17      * container, then this method will return the default container.
  18      *
  19      * @param request - HttpServletRequest object to retrieve username
  20      * @param container - requested container
  21      * @param bundle - respective bundle
  22      * @return container name if cleared, else it will always be 'default'
  23      */
  24     public static String getAuthorizedContainer(HttpServletRequest request, String container, Object bundle) {
  25         if (container == null) {
  26             return defaultName;
  27         }
  28
  29         String username = request.getUserPrincipal().getName();
  30         IContainerAuthorization containerAuthorization = (IContainerAuthorization)
  31                 ServiceHelper.getGlobalInstance(IContainerAuthorization.class, bundle);
  32         if (containerAuthorization != null) {
  33             Set<Resource> resources = containerAuthorization.getAllResourcesforUser(username);
  34             for(Resource resource : resources) {
  35                 String name = (String) resource.getResource();
  36                 if(container.equals(name)) {
  37                     return name;
  38                 }
  39             }
  40         }
  41         return defaultName;
  42     }
  43 }