private Response failQuery(QueryId queryId, PrestoException queryException) { requireNonNull(queryId, "queryId is null"); try { QueryState state = queryManager.getQueryState(queryId); // check before killing to provide the proper error code (this is racy) if (state.isDone()) { return Response.status(Status.CONFLICT).build(); } queryManager.failQuery(queryId, queryException); // verify if the query was failed (if not, we lost the race) if (!queryException.getErrorCode().equals(queryManager.getQueryInfo(queryId).getErrorCode())) { return Response.status(Status.CONFLICT).build(); } return Response.status(Status.OK).build(); } catch (NoSuchElementException e) { return Response.status(Status.GONE).build(); } }
@Test(timeOut = 60_000L) public void testFailQuery() throws Exception { QueryManager queryManager = queryRunner.getCoordinator().getQueryManager(); QueryId queryId = queryManager.createQueryId(); queryManager.createQuery( queryId, new TestingSessionContext(TEST_SESSION), "SELECT * FROM lineitem") .get(); // wait until query starts running while (true) { QueryState state = queryManager.getQueryState(queryId); if (state.isDone()) { fail("unexpected query state: " + state); } if (state == RUNNING) { break; } Thread.sleep(100); } // cancel query queryManager.failQuery(queryId, new PrestoException(GENERIC_INTERNAL_ERROR, "mock exception")); QueryInfo queryInfo = queryManager.getFullQueryInfo(queryId); assertEquals(queryInfo.getState(), FAILED); assertEquals(queryInfo.getErrorCode(), GENERIC_INTERNAL_ERROR.toErrorCode()); assertNotNull(queryInfo.getFailureInfo()); assertEquals(queryInfo.getFailureInfo().getMessage(), "mock exception"); }
@Test(timeOut = 60_000L) public void testLegacyQueryContext() throws Exception { QueryManager queryManager = queryRunner.getCoordinator().getQueryManager(); QueryId queryId = queryManager.createQueryId(); queryManager.createQuery( queryId, new TestingSessionContext(TEST_SESSION), "SELECT * FROM lineitem") .get(); waitForQueryState(queryRunner, queryId, RUNNING); // cancel query queryManager.failQuery(queryId, new PrestoException(GENERIC_INTERNAL_ERROR, "mock exception")); // assert that LegacyQueryContext is used instead of the DefaultQueryContext SqlTaskManager taskManager = (SqlTaskManager) queryRunner.getServers().get(0).getTaskManager(); assertInstanceOf(taskManager.getQueryContext(queryId), LegacyQueryContext.class); } }
queryManager.failQuery(queryId, cause);
@UsedByGeneratedCode public void killQuery(String queryId, String message) { QueryId query = parseQueryId(queryId); try { QueryState state = queryManager.getQueryState(query); // check before killing to provide the proper error message (this is racy) if (state.isDone()) { throw new PrestoException(NOT_SUPPORTED, "Target query is not running: " + queryId); } queryManager.failQuery(query, createKillQueryException(message)); // verify if the query was killed (if not, we lost the race) if (!ADMINISTRATIVELY_KILLED.toErrorCode().equals(queryManager.getQueryInfo(query).getErrorCode())) { throw new PrestoException(NOT_SUPPORTED, "Target query is not running: " + queryId); } } catch (NoSuchElementException e) { throw new PrestoException(NOT_FOUND, "Target query not found: " + queryId); } }
@Test(timeOut = 60_000L) public void testFailQuery() throws Exception { QueryManager queryManager = queryRunner.getCoordinator().getQueryManager(); QueryId queryId = queryManager.createQueryId(); queryManager.createQuery( queryId, new TestingSessionContext(TEST_SESSION), "SELECT * FROM lineitem") .get(); // wait until query starts running while (true) { QueryState state = queryManager.getQueryState(queryId); if (state.isDone()) { fail("unexpected query state: " + state); } if (state == RUNNING) { break; } Thread.sleep(100); } // cancel query queryManager.failQuery(queryId, new PrestoException(GENERIC_INTERNAL_ERROR, "mock exception")); QueryInfo queryInfo = queryManager.getFullQueryInfo(queryId); assertEquals(queryInfo.getState(), FAILED); assertEquals(queryInfo.getErrorCode(), GENERIC_INTERNAL_ERROR.toErrorCode()); assertNotNull(queryInfo.getFailureInfo()); assertEquals(queryInfo.getFailureInfo().getMessage(), "mock exception"); }
@Test(timeOut = 60_000L) public void testLegacyQueryContext() throws Exception { QueryManager queryManager = queryRunner.getCoordinator().getQueryManager(); QueryId queryId = queryManager.createQueryId(); queryManager.createQuery( queryId, new TestingSessionContext(TEST_SESSION), "SELECT * FROM lineitem") .get(); waitForQueryState(queryRunner, queryId, RUNNING); // cancel query queryManager.failQuery(queryId, new PrestoException(GENERIC_INTERNAL_ERROR, "mock exception")); // assert that LegacyQueryContext is used instead of the DefaultQueryContext SqlTaskManager taskManager = (SqlTaskManager) queryRunner.getServers().get(0).getTaskManager(); assertInstanceOf(taskManager.getQueryContext(queryId), LegacyQueryContext.class); } }