Ejemplo n.º 1
0
 public static void initProcessSecurity(Configuration conf)
     throws IOException, BadConfigException {
   log.info("Secure mode with kerberos realm {}", HoyaUtils.getKerberosRealm());
   // this gets UGI to reset its previous world view (i.e simple auth)
   // security
   SecurityUtil.setAuthenticationMethod(UserGroupInformation.AuthenticationMethod.KERBEROS, conf);
   UserGroupInformation.setConfiguration(conf);
   UserGroupInformation ugi = UserGroupInformation.getCurrentUser();
   log.debug("Authenticating as " + ugi.toString());
   log.debug("Login user is {}", UserGroupInformation.getLoginUser());
   if (!UserGroupInformation.isSecurityEnabled()) {
     throw new BadConfigException(
         "Although secure mode is enabled,"
             + "the application has already set up its user as an insecure entity %s",
         ugi);
   }
   HoyaUtils.verifyPrincipalSet(conf, YarnConfiguration.RM_PRINCIPAL);
   HoyaUtils.verifyPrincipalSet(conf, DFSConfigKeys.DFS_NAMENODE_USER_NAME_KEY);
 }
Ejemplo n.º 2
0
 public static User createUserForTesting(Configuration conf, String name, String[] groups) {
   try {
     Class c = Class.forName("org.apache.hadoop.security.UnixUserGroupInformation");
     Constructor constructor = c.getConstructor(String.class, String[].class);
     if (constructor == null) {
       throw new NullPointerException();
     }
     UserGroupInformation newUser = (UserGroupInformation) constructor.newInstance(name, groups);
     // set user in configuration -- hack for regular hadoop
     conf.set("hadoop.job.ugi", newUser.toString());
     return new HadoopUser(newUser);
   } catch (ClassNotFoundException cnfe) {
     throw new RuntimeException(
         "UnixUserGroupInformation not found, is this secure Hadoop?", cnfe);
   } catch (NoSuchMethodException nsme) {
     throw new RuntimeException(
         "No valid constructor found for UnixUserGroupInformation!", nsme);
   } catch (RuntimeException re) {
     throw re;
   } catch (Exception e) {
     throw new UndeclaredThrowableException(
         e, "Unexpected exception instantiating new UnixUserGroupInformation");
   }
 }
 @Override
 public String toString() {
   return realUser.toString();
 }
Ejemplo n.º 4
0
 public String toString() {
   return ugi.toString();
 }