Examples with CoprocessorRpcChannel org.apache.hadoop.hbase.ipc.CoprocessorRpcChannel used on opensource projects

Example 16 with CoprocessorRpcChannel

use of org.apache.hadoop.hbase.ipc.CoprocessorRpcChannel in project hbase by apache.

the class SecureBulkLoadEndpointClient method cleanupBulkLoad.

public void cleanupBulkLoad(final String bulkToken) throws IOException {
    try {
        CoprocessorRpcChannel channel = table.coprocessorService(HConstants.EMPTY_START_ROW);
        SecureBulkLoadProtos.SecureBulkLoadService instance = ProtobufUtil.newServiceStub(SecureBulkLoadProtos.SecureBulkLoadService.class, channel);
        ServerRpcController controller = new ServerRpcController();
        CoprocessorRpcUtils.BlockingRpcCallback<CleanupBulkLoadResponse> rpcCallback = new CoprocessorRpcUtils.BlockingRpcCallback<>();
        CleanupBulkLoadRequest request = CleanupBulkLoadRequest.newBuilder().setBulkToken(bulkToken).build();
        instance.cleanupBulkLoad(controller, request, rpcCallback);
        if (controller.failedOnException()) {
            throw controller.getFailedOn();
        }
    } catch (Throwable throwable) {
        throw new IOException(throwable);
    }
}

Example 17 with CoprocessorRpcChannel

use of org.apache.hadoop.hbase.ipc.CoprocessorRpcChannel in project hbase by apache.

the class TestCoprocessorEndpoint method testCoprocessorError.

@Test
public void testCoprocessorError() throws Exception {
    Configuration configuration = new Configuration(util.getConfiguration());
    // Make it not retry forever
    configuration.setInt(HConstants.HBASE_CLIENT_RETRIES_NUMBER, 1);
    Table table = util.getConnection().getTable(TEST_TABLE);
    try {
        CoprocessorRpcChannel protocol = table.coprocessorService(ROWS[0]);
        TestRpcServiceProtos.TestProtobufRpcProto.BlockingInterface service = TestRpcServiceProtos.TestProtobufRpcProto.newBlockingStub(protocol);
        service.error(null, TestProtos.EmptyRequestProto.getDefaultInstance());
        fail("Should have thrown an exception");
    } catch (ServiceException e) {
    } finally {
        table.close();
    }
}

Example 18 with CoprocessorRpcChannel

use of org.apache.hadoop.hbase.ipc.CoprocessorRpcChannel in project hbase by apache.

the class TokenUtil method obtainToken.

/**
   * Obtain and return an authentication token for the current user.
   * @param conn The HBase cluster connection
   * @return the authentication token instance
   */
public static Token<AuthenticationTokenIdentifier> obtainToken(Connection conn) throws IOException {
    Table meta = null;
    try {
        meta = conn.getTable(TableName.META_TABLE_NAME);
        CoprocessorRpcChannel rpcChannel = meta.coprocessorService(HConstants.EMPTY_START_ROW);
        AuthenticationProtos.AuthenticationService.BlockingInterface service = AuthenticationProtos.AuthenticationService.newBlockingStub(rpcChannel);
        AuthenticationProtos.GetAuthenticationTokenResponse response = service.getAuthenticationToken(null, AuthenticationProtos.GetAuthenticationTokenRequest.getDefaultInstance());
        return toToken(response.getToken());
    } catch (ServiceException se) {
        ProtobufUtil.handleRemoteException(se);
    } finally {
        if (meta != null) {
            meta.close();
        }
    }
    // dummy return for ServiceException block
    return null;
}