Examples of org.apache.hadoop.hbase.security.access.UserPermission

Package org.apache.hadoop.hbase.security.access

Examples of org.apache.hadoop.hbase.security.access.UserPermission

org.apache.hadoop.hbase.security.access.UserPermission
Represents an authorization for access over the given table, column family plus qualifier, for the given user.

      byte[] user,
      byte[] tableName,
      byte[] family,
      Action... actions
  ) {
    return new UserPermission(user, tableName, family, actions);
  }

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   *
   * @param proto the protobuf UserPermission
   * @return the converted UserPermission
   */
  public static UserPermission toUserPermission(AccessControlProtos.UserPermission proto) {
    return new UserPermission(proto.getUser().toByteArray(),
        toTablePermission(proto.getPermission()));
  }

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    }
  }


  public void grant(AccessControllerProtocol protocol, User user, byte[] t, byte[] f, byte[] q,
      Permission.Action... actions) throws IOException {
    protocol.grant(new UserPermission(Bytes.toBytes(user.getShortName()), t, f, q, actions));
  }

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      String currentUser = User.getCurrent().getShortName();
      // User name for the new RegionServer we plan to add.
      String activeUserForNewRs = currentUser + ".hfs."
          + hbaseCluster.getLiveRegionServerThreads().size();


      protocol.grant(new UserPermission(Bytes.toBytes(activeUserForNewRs),
          Permission.Action.ADMIN, Permission.Action.CREATE,
          Permission.Action.READ, Permission.Action.WRITE));


    } finally {
      acl.close();

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    // Grant TABLE ADMIN privs on test table to UserA
    HTable acl = new HTable(conf, AccessControlLists.ACL_TABLE_NAME);
    try {
      AccessControllerProtocol protocol = acl.coprocessorProxy(
          AccessControllerProtocol.class, TEST_TABLE);
      protocol.grant(new UserPermission(Bytes.toBytes(TABLE_ADMIN.getShortName()),
        TEST_TABLE, null, Permission.Action.ADMIN));
    } finally {
      acl.close();
    }

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    // Grant TABLE ADMIN privs
    HTable acl = new HTable(conf, AccessControlLists.ACL_TABLE_NAME);
    try {
      AccessControllerProtocol protocol = acl.coprocessorProxy(
          AccessControllerProtocol.class, tableName);
      protocol.grant(new UserPermission(Bytes.toBytes(tableAdmin.getShortName()),
        tableName, null, Permission.Action.ADMIN));
    } finally {
      acl.close();
    }

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    HTable acl = new HTable(conf, AccessControlLists.ACL_TABLE_NAME);
    try {
      AccessControllerProtocol protocol = acl.coprocessorProxy(AccessControllerProtocol.class,
        TEST_TABLE);


     protocol.grant(new UserPermission(Bytes.toBytes(USER_ADMIN.getShortName()),
        Permission.Action.ADMIN, Permission.Action.CREATE, Permission.Action.READ,
        Permission.Action.WRITE));


      protocol.grant(new UserPermission(Bytes.toBytes(USER_RW.getShortName()), TEST_TABLE,
        TEST_FAMILY, Permission.Action.READ, Permission.Action.WRITE));


      protocol.grant(new UserPermission(Bytes.toBytes(USER_RO.getShortName()), TEST_TABLE,
        TEST_FAMILY, Permission.Action.READ));


      protocol.grant(new UserPermission(Bytes.toBytes(USER_CREATE.getShortName()), TEST_TABLE, null,
        Permission.Action.CREATE));
    
      protocol.grant(new UserPermission(Bytes.toBytes(USER_RW_ON_TABLE.getShortName()), TEST_TABLE,
        null, Permission.Action.READ, Permission.Action.WRITE));
    } finally {
      acl.close();
    }
  }

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      public Object run() throws Exception {
        HTable acl = new HTable(conf, AccessControlLists.ACL_TABLE_NAME);
        try {
          AccessControllerProtocol protocol = acl.coprocessorProxy(AccessControllerProtocol.class,
            TEST_TABLE);
          protocol.grant(new UserPermission(Bytes.toBytes(USER_RO.getShortName()), TEST_TABLE,
            TEST_FAMILY, (byte[]) null, Action.READ));
        } finally {
          acl.close();
        }
        return null;
      }
    };


    PrivilegedExceptionAction revokeAction = new PrivilegedExceptionAction() {
      public Object run() throws Exception {
        HTable acl = new HTable(conf, AccessControlLists.ACL_TABLE_NAME);
        try {
          AccessControllerProtocol protocol = acl.coprocessorProxy(AccessControllerProtocol.class,
            TEST_TABLE);
          protocol.revoke(new UserPermission(Bytes.toBytes(USER_RO.getShortName()), TEST_TABLE,
            TEST_FAMILY, (byte[]) null, Action.READ));
        } finally {
          acl.close();
        }
        return null;

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    // grant table read permission
    HTable acl = new HTable(conf, AccessControlLists.ACL_TABLE_NAME);
    try {
      AccessControllerProtocol protocol = acl.coprocessorProxy(AccessControllerProtocol.class,
        tableName);
      protocol.grant(new UserPermission(Bytes.toBytes(tblUser.getShortName()), tableName, null,
        Permission.Action.READ));
      protocol.grant(new UserPermission(Bytes.toBytes(gblUser.getShortName()),
        Permission.Action.READ));
    } finally {
      acl.close();
    }


    Thread.sleep(100);


    // check
    verifyAllowed(tblUser, getActionAll, getAction1, getAction2);
    verifyDenied(tblUser, putActionAll, putAction1, putAction2);
    verifyDenied(tblUser, deleteActionAll, deleteAction1, deleteAction2);


    verifyAllowed(gblUser, getActionAll, getAction1, getAction2);
    verifyDenied(gblUser, putActionAll, putAction1, putAction2);
    verifyDenied(gblUser, deleteActionAll, deleteAction1, deleteAction2);


    // grant table write permission
    acl = new HTable(conf, AccessControlLists.ACL_TABLE_NAME);
    try {
      AccessControllerProtocol protocol = acl.coprocessorProxy(AccessControllerProtocol.class,
        tableName);
      protocol.grant(new UserPermission(Bytes.toBytes(tblUser.getShortName()), tableName, null,
        Permission.Action.WRITE));
      protocol.grant(new UserPermission(Bytes.toBytes(gblUser.getShortName()),
        Permission.Action.WRITE));
    } finally {
      acl.close();
    }


    Thread.sleep(100);


    verifyDenied(tblUser, getActionAll, getAction1, getAction2);
    verifyAllowed(tblUser, putActionAll, putAction1, putAction2);
    verifyAllowed(tblUser, deleteActionAll, deleteAction1, deleteAction2);


    verifyDenied(gblUser, getActionAll, getAction1, getAction2);
    verifyAllowed(gblUser, putActionAll, putAction1, putAction2);
    verifyAllowed(gblUser, deleteActionAll, deleteAction1, deleteAction2);


    // revoke table permission
    acl = new HTable(conf, AccessControlLists.ACL_TABLE_NAME);
    try {
      AccessControllerProtocol protocol = acl.coprocessorProxy(AccessControllerProtocol.class,
        tableName);
      protocol.grant(new UserPermission(Bytes.toBytes(tblUser.getShortName()), tableName, null,
        Permission.Action.READ, Permission.Action.WRITE));
      protocol.revoke(new UserPermission(Bytes.toBytes(tblUser.getShortName()), tableName, null));
      protocol.revoke(new UserPermission(Bytes.toBytes(gblUser.getShortName())));
    } finally {
      acl.close();
    }


    Thread.sleep(100);


    verifyDenied(tblUser, getActionAll, getAction1, getAction2);
    verifyDenied(tblUser, putActionAll, putAction1, putAction2);
    verifyDenied(tblUser, deleteActionAll, deleteAction1, deleteAction2);


    verifyDenied(gblUser, getActionAll, getAction1, getAction2);
    verifyDenied(gblUser, putActionAll, putAction1, putAction2);
    verifyDenied(gblUser, deleteActionAll, deleteAction1, deleteAction2);


    // grant column family read permission
    acl = new HTable(conf, AccessControlLists.ACL_TABLE_NAME);
    try {
      AccessControllerProtocol protocol = acl.coprocessorProxy(AccessControllerProtocol.class,
        tableName);
      protocol.grant(new UserPermission(Bytes.toBytes(tblUser.getShortName()), tableName, family1,
        Permission.Action.READ));
      protocol.grant(new UserPermission(Bytes.toBytes(gblUser.getShortName()),
        Permission.Action.READ));
    } finally {
      acl.close();
    }


    Thread.sleep(100);


    // Access should be denied for family2
    verifyAllowed(tblUser, getActionAll, getAction1);
    verifyDenied(tblUser, getAction2);
    verifyDenied(tblUser, putActionAll, putAction1, putAction2);
    verifyDenied(tblUser, deleteActionAll, deleteAction1, deleteAction2);


    verifyAllowed(gblUser, getActionAll, getAction1, getAction2);
    verifyDenied(gblUser, putActionAll, putAction1, putAction2);
    verifyDenied(gblUser, deleteActionAll, deleteAction1, deleteAction2);


    // grant column family write permission
    acl = new HTable(conf, AccessControlLists.ACL_TABLE_NAME);
    try {
      AccessControllerProtocol protocol = acl.coprocessorProxy(AccessControllerProtocol.class,
        tableName);
      protocol.grant(new UserPermission(Bytes.toBytes(tblUser.getShortName()), tableName, family2,
        Permission.Action.WRITE));
      protocol.grant(new UserPermission(Bytes.toBytes(gblUser.getShortName()),
        Permission.Action.WRITE));
    } finally {
      acl.close();
    }


    Thread.sleep(100);


    // READ from family1, WRITE to family2 are allowed
    verifyAllowed(tblUser, getActionAll, getAction1);
    verifyAllowed(tblUser, putAction2, deleteAction2);
    verifyDenied(tblUser, getAction2);
    verifyDenied(tblUser, putActionAll, putAction1);
    verifyDenied(tblUser, deleteActionAll, deleteAction1);


    verifyDenied(gblUser, getActionAll, getAction1, getAction2);
    verifyAllowed(gblUser, putActionAll, putAction1, putAction2);
    verifyAllowed(gblUser, deleteActionAll, deleteAction1, deleteAction2);


    // revoke column family permission
    acl = new HTable(conf, AccessControlLists.ACL_TABLE_NAME);
    try {
      AccessControllerProtocol protocol = acl.coprocessorProxy(AccessControllerProtocol.class,
        tableName);
      protocol.revoke(new UserPermission(Bytes.toBytes(tblUser.getShortName()), tableName, family2));
      protocol.revoke(new UserPermission(Bytes.toBytes(gblUser.getShortName())));
    } finally {
      acl.close();
    }


    Thread.sleep(100);

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    HTable acl = new HTable(conf, AccessControlLists.ACL_TABLE_NAME);
    try {
      AccessControllerProtocol protocol = acl.coprocessorProxy(AccessControllerProtocol.class,
        tableName);
      protocol.revoke(new UserPermission(Bytes.toBytes(user.getShortName()), tableName, family1));
    } finally {
      acl.close();
    }


    verifyDenied(user, getQualifierAction);
    verifyDenied(user, putQualifierAction);
    verifyDenied(user, deleteQualifierAction);


    acl = new HTable(conf, AccessControlLists.ACL_TABLE_NAME);
    try {
      AccessControllerProtocol protocol = acl.coprocessorProxy(AccessControllerProtocol.class,
        tableName);
      protocol.grant(new UserPermission(Bytes.toBytes(user.getShortName()), tableName, family1,
        qualifier, Permission.Action.READ));
    } finally {
      acl.close();
    }


    Thread.sleep(100);


    verifyAllowed(user, getQualifierAction);
    verifyDenied(user, putQualifierAction);
    verifyDenied(user, deleteQualifierAction);


    // only grant write permission
    // TODO: comment this portion after HBASE-3583
    acl = new HTable(conf, AccessControlLists.ACL_TABLE_NAME);
    try {
      AccessControllerProtocol protocol = acl.coprocessorProxy(AccessControllerProtocol.class,
        tableName);
      protocol.grant(new UserPermission(Bytes.toBytes(user.getShortName()), tableName, family1,
        qualifier, Permission.Action.WRITE));
    } finally {
      acl.close();
    }


    Thread.sleep(100);


    verifyDenied(user, getQualifierAction);
    verifyAllowed(user, putQualifierAction);
    verifyAllowed(user, deleteQualifierAction);


    // grant both read and write permission.
    acl = new HTable(conf, AccessControlLists.ACL_TABLE_NAME);
    try {
      AccessControllerProtocol protocol = acl.coprocessorProxy(AccessControllerProtocol.class,
        tableName);
      protocol.grant(new UserPermission(Bytes.toBytes(user.getShortName()), tableName, family1,
        qualifier, Permission.Action.READ, Permission.Action.WRITE));
    } finally {
      acl.close();
    }


    Thread.sleep(100);


    verifyAllowed(user, getQualifierAction);
    verifyAllowed(user, putQualifierAction);
    verifyAllowed(user, deleteQualifierAction);


    // revoke family level permission won't impact column level.
    acl = new HTable(conf, AccessControlLists.ACL_TABLE_NAME);
    try {
      AccessControllerProtocol protocol = acl.coprocessorProxy(AccessControllerProtocol.class,
        tableName);
      protocol.revoke(new UserPermission(Bytes.toBytes(user.getShortName()), tableName, family1,
        qualifier));
    } finally {
      acl.close();
    }

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