/*
    * GenerateOsgUserVoMap.java
    *
    * Created on June 9, 2004, 1:44 PM
    */
   package gov.bnl.gums.admin;
   
   import gov.bnl.gums.configuration.Configuration;
   
  /**
   * @author Gabriele Carcassi, Jay Packard
   */
  public class GenerateFqanMapFile extends GenerateMap {
      static {
          command = new GenerateFqanMapFile();
      }
  
      /**
       * Creates a new GenerateOsgUserVoMap object.
       */
      public GenerateFqanMapFile() {
          syntax = "[-g GUMSURL] [-f FILENAME] [SERVICEDN]";
          description = "Generates the FQAN-mapfile for a service/host.";
  //            "When using ./bin/gums, SERVICEDN must be specified. " +
  //            "When using ./bin/gums-host, SERVICEDN defaults to the host certificate DN.";
      }
  
      protected String generateMap(String hostname, String gumsUrl) throws Exception {
          String map = null;
          map = getGums(gumsUrl).generateFqanMapfile(hostname);
          if (map == null) {
              System.err.println("Could not create FQAN-mapfile.");
     			System.out.print("The GUMS server configuration may not be correct.  ");
     			System.out.print("Please contact your administrator, or if you are the administrator, make sure you have the following elements in your gums.config (which can be easily configured from the web interface):\n");
     			System.out.print("\t1) A hostToGroupMapping element which matches the requesting host name: "+hostname+"\n");
     			System.out.print("\t2) A groupToAccountMapping (referenced by the hostToGroupMapping) element which contains a user group and account mapper\n");
     			System.out.print("\t3) A userGroup element (referenced by the groupToAccountMapping) to validate membership of the requested DN\n");
     			System.out.print("\t4) A accountMapper element (referenced by the groupToAccountMapping) to return the account for the requested DN\n");
              System.exit(-1);
          }
          return map;
      }
  }