def execute(self, context):
     hook = CloudSpannerHook(gcp_conn_id=self.gcp_conn_id)
     if not hook.get_database(project_id=self.project_id,
                              instance_id=self.instance_id,
                              database_id=self.database_id):
         raise AirflowException("The Cloud Spanner database '{}' in project '{}' and "
                                "instance '{}' is missing. Create the database first "
                                "before you can update it.".format(self.database_id,
                                                                   self.project_id,
                                                                   self.instance_id))
     else:
         return hook.update_database(project_id=self.project_id,
                                     instance_id=self.instance_id,
                                     database_id=self.database_id,
                                     ddl_statements=self.ddl_statements,
                                     operation_id=self.operation_id)
Exemple #2
0
class TestGcpSpannerHookNoDefaultProjectID(unittest.TestCase):
    def setUp(self):
        with mock.patch('airflow.gcp.hooks.base.GoogleCloudBaseHook.__init__',
                        new=mock_base_gcp_hook_no_default_project_id):
            self.spanner_hook_no_default_project_id = CloudSpannerHook(
                gcp_conn_id='test')

    @mock.patch("airflow.gcp.hooks.spanner.CloudSpannerHook.client_info",
                new_callable=mock.PropertyMock)
    @mock.patch("airflow.gcp.hooks.spanner.CloudSpannerHook._get_credentials",
                return_value="CREDENTIALS")
    @mock.patch("airflow.gcp.hooks.spanner.Client")
    def test_spanner_client_creation(self, mock_client, mock_get_creds,
                                     mock_client_info):
        result = self.spanner_hook_no_default_project_id._get_client(
            GCP_PROJECT_ID_HOOK_UNIT_TEST)
        mock_client.assert_called_once_with(
            project=GCP_PROJECT_ID_HOOK_UNIT_TEST,
            credentials=mock_get_creds.return_value,
            client_info=mock_client_info.return_value)
        self.assertEqual(mock_client.return_value, result)
        self.assertEqual(self.spanner_hook_no_default_project_id._client,
                         result)

    @mock.patch('airflow.gcp.hooks.base.GoogleCloudBaseHook.project_id',
                new_callable=PropertyMock,
                return_value=None)
    @mock.patch('airflow.gcp.hooks.spanner.CloudSpannerHook._get_client')
    def test_get_existing_instance_missing_project_id(self, get_client,
                                                      mock_project_id):
        instance_method = get_client.return_value.instance
        instance_exists_method = instance_method.return_value.exists
        instance_exists_method.return_value = True
        with self.assertRaises(AirflowException) as cm:
            self.spanner_hook_no_default_project_id.get_instance(
                instance_id=SPANNER_INSTANCE)
        get_client.assert_not_called()
        instance_method.assert_not_called()
        instance_exists_method.assert_not_called()
        err = cm.exception
        self.assertIn("The project id must be passed", str(err))

    @mock.patch('airflow.gcp.hooks.spanner.CloudSpannerHook._get_client')
    def test_get_existing_instance_overridden_project_id(self, get_client):
        instance_method = get_client.return_value.instance
        instance_exists_method = instance_method.return_value.exists
        instance_exists_method.return_value = True
        res = self.spanner_hook_no_default_project_id.get_instance(
            instance_id=SPANNER_INSTANCE,
            project_id=GCP_PROJECT_ID_HOOK_UNIT_TEST)
        get_client.assert_called_once_with(project_id='example-project')
        instance_method.assert_called_once_with(instance_id='instance')
        self.assertIsNotNone(res)

    @mock.patch('airflow.gcp.hooks.spanner.CloudSpannerHook._get_client')
    def test_get_non_existing_instance(self, get_client):
        instance_method = get_client.return_value.instance
        instance_exists_method = instance_method.return_value.exists
        instance_exists_method.return_value = False
        res = self.spanner_hook_no_default_project_id.get_instance(
            instance_id=SPANNER_INSTANCE,
            project_id=GCP_PROJECT_ID_HOOK_UNIT_TEST)
        get_client.assert_called_once_with(project_id='example-project')
        instance_method.assert_called_once_with(instance_id='instance')
        self.assertIsNone(res)

    @mock.patch('airflow.gcp.hooks.base.GoogleCloudBaseHook.project_id',
                new_callable=PropertyMock,
                return_value=None)
    @mock.patch('airflow.gcp.hooks.spanner.CloudSpannerHook._get_client')
    def test_create_instance_missing_project_id(self, get_client,
                                                mock_project_id):
        instance_method = get_client.return_value.instance
        create_method = instance_method.return_value.create
        create_method.return_value = False
        with self.assertRaises(AirflowException) as cm:
            self.spanner_hook_no_default_project_id.create_instance(
                instance_id=SPANNER_INSTANCE,
                configuration_name=SPANNER_CONFIGURATION,
                node_count=1,
                display_name=SPANNER_DATABASE)
            get_client.assert_called_once_with(project_id='example-project')
        get_client.assert_not_called()
        instance_method.assert_not_called()
        create_method.assert_not_called()
        err = cm.exception
        self.assertIn("The project id must be passed", str(err))

    @mock.patch('airflow.gcp.hooks.spanner.CloudSpannerHook._get_client')
    def test_create_instance_overridden_project_id(self, get_client):
        instance_method = get_client.return_value.instance
        create_method = instance_method.return_value.create
        create_method.return_value = False
        res = self.spanner_hook_no_default_project_id.create_instance(
            project_id=GCP_PROJECT_ID_HOOK_UNIT_TEST,
            instance_id=SPANNER_INSTANCE,
            configuration_name=SPANNER_CONFIGURATION,
            node_count=1,
            display_name=SPANNER_DATABASE)
        get_client.assert_called_once_with(project_id='example-project')
        instance_method.assert_called_once_with(
            instance_id='instance',
            configuration_name='configuration',
            display_name='database-name',
            node_count=1)
        self.assertIsNone(res)

    @mock.patch('airflow.gcp.hooks.base.GoogleCloudBaseHook.project_id',
                new_callable=PropertyMock,
                return_value=None)
    @mock.patch('airflow.gcp.hooks.spanner.CloudSpannerHook._get_client')
    def test_update_instance_missing_project_id(self, get_client,
                                                mock_project_id):
        instance_method = get_client.return_value.instance
        instance_exists_method = instance_method.return_value.exists
        instance_exists_method.return_value = True
        update_method = instance_method.return_value.update
        update_method.return_value = False
        with self.assertRaises(AirflowException) as cm:
            self.spanner_hook_no_default_project_id.update_instance(
                instance_id=SPANNER_INSTANCE,
                configuration_name=SPANNER_CONFIGURATION,
                node_count=2,
                display_name=SPANNER_DATABASE)
        get_client.assert_not_called()
        instance_method.assert_not_called()
        update_method.assert_not_called()
        err = cm.exception
        self.assertIn("The project id must be passed", str(err))

    @mock.patch('airflow.gcp.hooks.spanner.CloudSpannerHook._get_client')
    def test_update_instance_overridden_project_id(self, get_client):
        instance_method = get_client.return_value.instance
        instance_exists_method = instance_method.return_value.exists
        instance_exists_method.return_value = True
        update_method = instance_method.return_value.update
        update_method.return_value = False
        res = self.spanner_hook_no_default_project_id.update_instance(
            project_id=GCP_PROJECT_ID_HOOK_UNIT_TEST,
            instance_id=SPANNER_INSTANCE,
            configuration_name=SPANNER_CONFIGURATION,
            node_count=2,
            display_name=SPANNER_DATABASE)
        get_client.assert_called_once_with(project_id='example-project')
        instance_method.assert_called_once_with(
            instance_id='instance',
            configuration_name='configuration',
            display_name='database-name',
            node_count=2)
        update_method.assert_called_once_with()
        self.assertIsNone(res)

    @mock.patch('airflow.gcp.hooks.base.GoogleCloudBaseHook.project_id',
                new_callable=PropertyMock,
                return_value=None)
    @mock.patch('airflow.gcp.hooks.spanner.CloudSpannerHook._get_client')
    def test_delete_instance_missing_project_id(self, get_client,
                                                mock_project_id):
        instance_method = get_client.return_value.instance
        instance_exists_method = instance_method.return_value.exists
        instance_exists_method.return_value = True
        delete_method = instance_method.return_value.delete
        delete_method.return_value = False
        with self.assertRaises(AirflowException) as cm:
            self.spanner_hook_no_default_project_id.delete_instance(
                instance_id=SPANNER_INSTANCE)
        get_client.assert_not_called()
        instance_method.assert_not_called()
        delete_method.assert_not_called()
        err = cm.exception
        self.assertIn("The project id must be passed", str(err))

    @mock.patch('airflow.gcp.hooks.spanner.CloudSpannerHook._get_client')
    def test_delete_instance_overridden_project_id(self, get_client):
        instance_method = get_client.return_value.instance
        instance_exists_method = instance_method.return_value.exists
        instance_exists_method.return_value = True
        delete_method = instance_method.return_value.delete
        delete_method.return_value = False
        res = self.spanner_hook_no_default_project_id.delete_instance(
            project_id=GCP_PROJECT_ID_HOOK_UNIT_TEST,
            instance_id=SPANNER_INSTANCE)
        get_client.assert_called_once_with(project_id='example-project')
        instance_method.assert_called_once_with('instance')
        delete_method.assert_called_once_with()
        self.assertIsNone(res)

    @mock.patch('airflow.gcp.hooks.base.GoogleCloudBaseHook.project_id',
                new_callable=PropertyMock,
                return_value=None)
    @mock.patch('airflow.gcp.hooks.spanner.CloudSpannerHook._get_client')
    def test_get_database_missing_project_id(self, get_client,
                                             mock_project_id):
        instance_method = get_client.return_value.instance
        instance_exists_method = instance_method.return_value.exists
        instance_exists_method.return_value = True
        database_method = instance_method.return_value.database
        database_exists_method = instance_method.return_value.exists
        database_exists_method.return_value = True
        with self.assertRaises(AirflowException) as cm:
            self.spanner_hook_no_default_project_id.get_database(
                instance_id=SPANNER_INSTANCE, database_id=SPANNER_DATABASE)
        get_client.assert_not_called()
        instance_method.assert_not_called()
        database_method.assert_not_called()
        err = cm.exception
        self.assertIn("The project id must be passed", str(err))

    @mock.patch('airflow.gcp.hooks.spanner.CloudSpannerHook._get_client')
    def test_get_database_overridden_project_id(self, get_client):
        instance_method = get_client.return_value.instance
        instance_exists_method = instance_method.return_value.exists
        instance_exists_method.return_value = True
        database_method = instance_method.return_value.database
        database_exists_method = instance_method.return_value.exists
        database_exists_method.return_value = True
        res = self.spanner_hook_no_default_project_id.get_database(
            project_id=GCP_PROJECT_ID_HOOK_UNIT_TEST,
            instance_id=SPANNER_INSTANCE,
            database_id=SPANNER_DATABASE)
        get_client.assert_called_once_with(project_id='example-project')
        instance_method.assert_called_once_with(instance_id='instance')
        database_method.assert_called_once_with(database_id='database-name')
        database_exists_method.assert_called_once_with()
        self.assertIsNotNone(res)

    @mock.patch('airflow.gcp.hooks.base.GoogleCloudBaseHook.project_id',
                new_callable=PropertyMock,
                return_value=None)
    @mock.patch('airflow.gcp.hooks.spanner.CloudSpannerHook._get_client')
    def test_create_database_missing_project_id(self, get_client,
                                                mock_project_id):
        instance_method = get_client.return_value.instance
        instance_exists_method = instance_method.return_value.exists
        instance_exists_method.return_value = True
        database_method = instance_method.return_value.database
        database_create_method = database_method.return_value.create
        with self.assertRaises(AirflowException) as cm:
            self.spanner_hook_no_default_project_id.create_database(
                instance_id=SPANNER_INSTANCE,
                database_id=SPANNER_DATABASE,
                ddl_statements=[])
        get_client.assert_not_called()
        instance_method.assert_not_called()
        database_method.assert_not_called()
        database_create_method.assert_not_called()
        err = cm.exception
        self.assertIn("The project id must be passed", str(err))

    @mock.patch('airflow.gcp.hooks.spanner.CloudSpannerHook._get_client')
    def test_create_database_overridden_project_id(self, get_client):
        instance_method = get_client.return_value.instance
        instance_exists_method = instance_method.return_value.exists
        instance_exists_method.return_value = True
        database_method = instance_method.return_value.database
        database_create_method = database_method.return_value.create
        res = self.spanner_hook_no_default_project_id.create_database(
            project_id=GCP_PROJECT_ID_HOOK_UNIT_TEST,
            instance_id=SPANNER_INSTANCE,
            database_id=SPANNER_DATABASE,
            ddl_statements=[])
        get_client.assert_called_once_with(project_id='example-project')
        instance_method.assert_called_once_with(instance_id='instance')
        database_method.assert_called_once_with(database_id='database-name',
                                                ddl_statements=[])
        database_create_method.assert_called_once_with()
        self.assertIsNone(res)

    @mock.patch('airflow.gcp.hooks.base.GoogleCloudBaseHook.project_id',
                new_callable=PropertyMock,
                return_value=None)
    @mock.patch('airflow.gcp.hooks.spanner.CloudSpannerHook._get_client')
    def test_update_database_missing_project_id(self, get_client,
                                                mock_project_id):
        instance_method = get_client.return_value.instance
        instance_exists_method = instance_method.return_value.exists
        instance_exists_method.return_value = True
        database_method = instance_method.return_value.database
        database_update_method = database_method.return_value.update
        with self.assertRaises(AirflowException) as cm:
            self.spanner_hook_no_default_project_id.update_database(
                instance_id=SPANNER_INSTANCE,
                database_id=SPANNER_DATABASE,
                ddl_statements=[])
        get_client.assert_not_called()
        instance_method.assert_not_called()
        database_method.assert_not_called()
        database_update_method.assert_not_called()
        err = cm.exception
        self.assertIn("The project id must be passed", str(err))

    @mock.patch('airflow.gcp.hooks.spanner.CloudSpannerHook._get_client')
    def test_update_database_overridden_project_id(self, get_client):
        instance_method = get_client.return_value.instance
        instance_exists_method = instance_method.return_value.exists
        instance_exists_method.return_value = True
        database_method = instance_method.return_value.database
        database_update_ddl_method = database_method.return_value.update_ddl
        res = self.spanner_hook_no_default_project_id.update_database(
            project_id=GCP_PROJECT_ID_HOOK_UNIT_TEST,
            instance_id=SPANNER_INSTANCE,
            database_id=SPANNER_DATABASE,
            ddl_statements=[])
        get_client.assert_called_once_with(project_id='example-project')
        instance_method.assert_called_once_with(instance_id='instance')
        database_method.assert_called_once_with(database_id='database-name')
        database_update_ddl_method.assert_called_once_with(ddl_statements=[],
                                                           operation_id=None)
        self.assertIsNone(res)

    @mock.patch('airflow.gcp.hooks.spanner.CloudSpannerHook._get_client')
    def test_update_database_overridden_project_id_and_operation(
            self, get_client):
        instance_method = get_client.return_value.instance
        instance_exists_method = instance_method.return_value.exists
        instance_exists_method.return_value = True
        database_method = instance_method.return_value.database
        database_update_ddl_method = database_method.return_value.update_ddl
        res = self.spanner_hook_no_default_project_id.update_database(
            project_id=GCP_PROJECT_ID_HOOK_UNIT_TEST,
            instance_id=SPANNER_INSTANCE,
            database_id=SPANNER_DATABASE,
            operation_id="operation",
            ddl_statements=[])
        get_client.assert_called_once_with(project_id='example-project')
        instance_method.assert_called_once_with(instance_id='instance')
        database_method.assert_called_once_with(database_id='database-name')
        database_update_ddl_method.assert_called_once_with(
            ddl_statements=[], operation_id="operation")
        self.assertIsNone(res)

    @mock.patch('airflow.gcp.hooks.base.GoogleCloudBaseHook.project_id',
                new_callable=PropertyMock,
                return_value=None)
    @mock.patch('airflow.gcp.hooks.spanner.CloudSpannerHook._get_client')
    def test_delete_database_missing_project_id(self, get_client,
                                                mock_project_id):
        instance_method = get_client.return_value.instance
        instance_exists_method = instance_method.return_value.exists
        instance_exists_method.return_value = True
        database_method = instance_method.return_value.database
        database_drop_method = database_method.return_value.drop
        database_exists_method = database_method.return_value.exists
        database_exists_method.return_value = True
        with self.assertRaises(AirflowException) as cm:
            self.spanner_hook_no_default_project_id.delete_database(
                instance_id=SPANNER_INSTANCE, database_id=SPANNER_DATABASE)
        get_client.assert_not_called()
        instance_method.assert_not_called()
        database_method.assert_not_called()
        database_exists_method.assert_not_called()
        database_drop_method.assert_not_called()
        err = cm.exception
        self.assertIn("The project id must be passed", str(err))

    @mock.patch('airflow.gcp.hooks.spanner.CloudSpannerHook._get_client')
    def test_delete_database_overridden_project_id(self, get_client):
        instance_method = get_client.return_value.instance
        instance_exists_method = instance_method.return_value.exists
        instance_exists_method.return_value = True
        database_method = instance_method.return_value.database
        database_drop_method = database_method.return_value.drop
        database_exists_method = database_method.return_value.exists
        database_exists_method.return_value = True
        res = self.spanner_hook_no_default_project_id.delete_database(
            project_id=GCP_PROJECT_ID_HOOK_UNIT_TEST,
            instance_id=SPANNER_INSTANCE,
            database_id=SPANNER_DATABASE)
        get_client.assert_called_once_with(project_id='example-project')
        instance_method.assert_called_once_with(instance_id='instance')
        database_method.assert_called_once_with(database_id='database-name')
        database_exists_method.assert_called_once_with()
        database_drop_method.assert_called_once_with()
        self.assertTrue(res)

    @mock.patch('airflow.gcp.hooks.spanner.CloudSpannerHook._get_client')
    def test_delete_database_missing_database(self, get_client):
        instance_method = get_client.return_value.instance
        instance_exists_method = instance_method.return_value.exists
        instance_exists_method.return_value = True
        database_method = instance_method.return_value.database
        database_drop_method = database_method.return_value.drop
        database_exists_method = database_method.return_value.exists
        database_exists_method.return_value = False
        self.spanner_hook_no_default_project_id.delete_database(
            project_id=GCP_PROJECT_ID_HOOK_UNIT_TEST,
            instance_id=SPANNER_INSTANCE,
            database_id=SPANNER_DATABASE)
        get_client.assert_called_once_with(project_id='example-project')
        instance_method.assert_called_once_with(instance_id='instance')
        database_method.assert_called_once_with(database_id='database-name')
        database_exists_method.assert_called_once_with()
        database_drop_method.assert_not_called()

    @mock.patch('airflow.gcp.hooks.base.GoogleCloudBaseHook.project_id',
                new_callable=PropertyMock,
                return_value=None)
    @mock.patch('airflow.gcp.hooks.spanner.CloudSpannerHook._get_client')
    def test_execute_dml_missing_project_id(self, get_client, mock_project_id):
        instance_method = get_client.return_value.instance
        instance_exists_method = instance_method.return_value.exists
        instance_exists_method.return_value = True
        database_method = instance_method.return_value.database
        run_in_transaction_method = database_method.return_value.run_in_transaction
        with self.assertRaises(AirflowException) as cm:
            self.spanner_hook_no_default_project_id.execute_dml(
                instance_id=SPANNER_INSTANCE,
                database_id=SPANNER_DATABASE,
                queries='')
        get_client.assert_not_called()
        instance_method.assert_not_called()
        database_method.assert_not_called()
        run_in_transaction_method.assert_not_called()
        err = cm.exception
        self.assertIn("The project id must be passed", str(err))

    @mock.patch('airflow.gcp.hooks.spanner.CloudSpannerHook._get_client')
    def test_execute_dml_overridden_project_id(self, get_client):
        instance_method = get_client.return_value.instance
        instance_exists_method = instance_method.return_value.exists
        instance_exists_method.return_value = True
        database_method = instance_method.return_value.database
        run_in_transaction_method = database_method.return_value.run_in_transaction
        res = self.spanner_hook_no_default_project_id.execute_dml(
            project_id=GCP_PROJECT_ID_HOOK_UNIT_TEST,
            instance_id=SPANNER_INSTANCE,
            database_id=SPANNER_DATABASE,
            queries='')
        get_client.assert_called_once_with(project_id='example-project')
        instance_method.assert_called_once_with(instance_id='instance')
        database_method.assert_called_once_with(database_id='database-name')
        run_in_transaction_method.assert_called_once_with(mock.ANY)
        self.assertIsNone(res)
Exemple #3
0
class TestGcpSpannerHookDefaultProjectId(unittest.TestCase):
    def setUp(self):
        with mock.patch(
                'airflow.contrib.hooks.gcp_api_base_hook.GoogleCloudBaseHook.__init__',
                new=mock_base_gcp_hook_default_project_id):
            self.spanner_hook_default_project_id = CloudSpannerHook(
                gcp_conn_id='test')

    @mock.patch('airflow.gcp.hooks.spanner.CloudSpannerHook._get_client')
    def test_get_existing_instance(self, get_client):
        instance_method = get_client.return_value.instance
        instance_exists_method = instance_method.return_value.exists
        instance_exists_method.return_value = True
        res = self.spanner_hook_default_project_id.get_instance(
            instance_id=SPANNER_INSTANCE,
            project_id=GCP_PROJECT_ID_HOOK_UNIT_TEST)
        get_client.assert_called_once_with(project_id='example-project')
        instance_method.assert_called_once_with(instance_id='instance')
        self.assertIsNotNone(res)

    @mock.patch('airflow.gcp.hooks.spanner.CloudSpannerHook._get_client')
    def test_get_existing_instance_overridden_project_id(self, get_client):
        instance_method = get_client.return_value.instance
        instance_exists_method = instance_method.return_value.exists
        instance_exists_method.return_value = True
        res = self.spanner_hook_default_project_id.get_instance(
            instance_id=SPANNER_INSTANCE, project_id='new-project')
        get_client.assert_called_once_with(project_id='new-project')
        instance_method.assert_called_once_with(instance_id='instance')
        self.assertIsNotNone(res)

    @mock.patch('airflow.gcp.hooks.spanner.CloudSpannerHook._get_client')
    def test_create_instance(self, get_client):
        instance_method = get_client.return_value.instance
        create_method = instance_method.return_value.create
        create_method.return_value = False
        res = self.spanner_hook_default_project_id.create_instance(
            instance_id=SPANNER_INSTANCE,
            configuration_name=SPANNER_CONFIGURATION,
            node_count=1,
            display_name=SPANNER_DATABASE)
        get_client.assert_called_once_with(project_id='example-project')
        instance_method.assert_called_once_with(
            instance_id='instance',
            configuration_name='configuration',
            display_name='database-name',
            node_count=1)
        self.assertIsNone(res)

    @mock.patch('airflow.gcp.hooks.spanner.CloudSpannerHook._get_client')
    def test_create_instance_overridden_project_id(self, get_client):
        instance_method = get_client.return_value.instance
        create_method = instance_method.return_value.create
        create_method.return_value = False
        res = self.spanner_hook_default_project_id.create_instance(
            project_id='new-project',
            instance_id=SPANNER_INSTANCE,
            configuration_name=SPANNER_CONFIGURATION,
            node_count=1,
            display_name=SPANNER_DATABASE)
        get_client.assert_called_once_with(project_id='new-project')
        instance_method.assert_called_once_with(
            instance_id='instance',
            configuration_name='configuration',
            display_name='database-name',
            node_count=1)
        self.assertIsNone(res)

    @mock.patch('airflow.gcp.hooks.spanner.CloudSpannerHook._get_client')
    def test_update_instance(self, get_client):
        instance_method = get_client.return_value.instance
        instance_exists_method = instance_method.return_value.exists
        instance_exists_method.return_value = True
        update_method = instance_method.return_value.update
        update_method.return_value = False
        res = self.spanner_hook_default_project_id.update_instance(
            instance_id=SPANNER_INSTANCE,
            configuration_name=SPANNER_CONFIGURATION,
            node_count=2,
            display_name=SPANNER_DATABASE)
        get_client.assert_called_once_with(project_id='example-project')
        instance_method.assert_called_once_with(
            instance_id='instance',
            configuration_name='configuration',
            display_name='database-name',
            node_count=2)
        update_method.assert_called_once_with()
        self.assertIsNone(res)

    @mock.patch('airflow.gcp.hooks.spanner.CloudSpannerHook._get_client')
    def test_update_instance_overridden_project_id(self, get_client):
        instance_method = get_client.return_value.instance
        instance_exists_method = instance_method.return_value.exists
        instance_exists_method.return_value = True
        update_method = instance_method.return_value.update
        update_method.return_value = False
        res = self.spanner_hook_default_project_id.update_instance(
            project_id='new-project',
            instance_id=SPANNER_INSTANCE,
            configuration_name=SPANNER_CONFIGURATION,
            node_count=2,
            display_name=SPANNER_DATABASE)
        get_client.assert_called_once_with(project_id='new-project')
        instance_method.assert_called_once_with(
            instance_id='instance',
            configuration_name='configuration',
            display_name='database-name',
            node_count=2)
        update_method.assert_called_once_with()
        self.assertIsNone(res)

    @mock.patch('airflow.gcp.hooks.spanner.CloudSpannerHook._get_client')
    def test_delete_instance(self, get_client):
        instance_method = get_client.return_value.instance
        instance_exists_method = instance_method.return_value.exists
        instance_exists_method.return_value = True
        delete_method = instance_method.return_value.delete
        delete_method.return_value = False
        res = self.spanner_hook_default_project_id.delete_instance(
            instance_id=SPANNER_INSTANCE)
        get_client.assert_called_once_with(project_id='example-project')
        instance_method.assert_called_once_with('instance')
        delete_method.assert_called_once_with()
        self.assertIsNone(res)

    @mock.patch('airflow.gcp.hooks.spanner.CloudSpannerHook._get_client')
    def test_delete_instance_overridden_project_id(self, get_client):
        instance_method = get_client.return_value.instance
        instance_exists_method = instance_method.return_value.exists
        instance_exists_method.return_value = True
        delete_method = instance_method.return_value.delete
        delete_method.return_value = False
        res = self.spanner_hook_default_project_id.delete_instance(
            project_id='new-project', instance_id=SPANNER_INSTANCE)
        get_client.assert_called_once_with(project_id='new-project')
        instance_method.assert_called_once_with('instance')
        delete_method.assert_called_once_with()
        self.assertIsNone(res)

    @mock.patch('airflow.gcp.hooks.spanner.CloudSpannerHook._get_client')
    def test_get_database(self, get_client):
        instance_method = get_client.return_value.instance
        instance_exists_method = instance_method.return_value.exists
        instance_exists_method.return_value = True
        database_method = instance_method.return_value.database
        database_exists_method = instance_method.return_value.exists
        database_exists_method.return_value = True
        res = self.spanner_hook_default_project_id.get_database(
            instance_id=SPANNER_INSTANCE, database_id=SPANNER_DATABASE)
        get_client.assert_called_once_with(project_id='example-project')
        instance_method.assert_called_once_with(instance_id='instance')
        database_method.assert_called_once_with(database_id='database-name')
        database_exists_method.assert_called_once_with()
        self.assertIsNotNone(res)

    @mock.patch('airflow.gcp.hooks.spanner.CloudSpannerHook._get_client')
    def test_get_database_overridden_project_id(self, get_client):
        instance_method = get_client.return_value.instance
        instance_exists_method = instance_method.return_value.exists
        instance_exists_method.return_value = True
        database_method = instance_method.return_value.database
        database_exists_method = instance_method.return_value.exists
        database_exists_method.return_value = True
        res = self.spanner_hook_default_project_id.get_database(
            project_id='new-project',
            instance_id=SPANNER_INSTANCE,
            database_id=SPANNER_DATABASE)
        get_client.assert_called_once_with(project_id='new-project')
        instance_method.assert_called_once_with(instance_id='instance')
        database_method.assert_called_once_with(database_id='database-name')
        database_exists_method.assert_called_once_with()
        self.assertIsNotNone(res)

    @mock.patch('airflow.gcp.hooks.spanner.CloudSpannerHook._get_client')
    def test_create_database(self, get_client):
        instance_method = get_client.return_value.instance
        instance_exists_method = instance_method.return_value.exists
        instance_exists_method.return_value = True
        database_method = instance_method.return_value.database
        database_create_method = database_method.return_value.create
        res = self.spanner_hook_default_project_id.create_database(
            instance_id=SPANNER_INSTANCE,
            database_id=SPANNER_DATABASE,
            ddl_statements=[])
        get_client.assert_called_once_with(project_id='example-project')
        instance_method.assert_called_once_with(instance_id='instance')
        database_method.assert_called_once_with(database_id='database-name',
                                                ddl_statements=[])
        database_create_method.assert_called_once_with()
        self.assertIsNone(res)

    @mock.patch('airflow.gcp.hooks.spanner.CloudSpannerHook._get_client')
    def test_create_database_overridden_project_id(self, get_client):
        instance_method = get_client.return_value.instance
        instance_exists_method = instance_method.return_value.exists
        instance_exists_method.return_value = True
        database_method = instance_method.return_value.database
        database_create_method = database_method.return_value.create
        res = self.spanner_hook_default_project_id.create_database(
            project_id='new-project',
            instance_id=SPANNER_INSTANCE,
            database_id=SPANNER_DATABASE,
            ddl_statements=[])
        get_client.assert_called_once_with(project_id='new-project')
        instance_method.assert_called_once_with(instance_id='instance')
        database_method.assert_called_once_with(database_id='database-name',
                                                ddl_statements=[])
        database_create_method.assert_called_once_with()
        self.assertIsNone(res)

    @mock.patch('airflow.gcp.hooks.spanner.CloudSpannerHook._get_client')
    def test_update_database(self, get_client):
        instance_method = get_client.return_value.instance
        instance_exists_method = instance_method.return_value.exists
        instance_exists_method.return_value = True
        database_method = instance_method.return_value.database
        database_update_ddl_method = database_method.return_value.update_ddl
        res = self.spanner_hook_default_project_id.update_database(
            instance_id=SPANNER_INSTANCE,
            database_id=SPANNER_DATABASE,
            ddl_statements=[])
        get_client.assert_called_once_with(project_id='example-project')
        instance_method.assert_called_once_with(instance_id='instance')
        database_method.assert_called_once_with(database_id='database-name')
        database_update_ddl_method.assert_called_once_with(ddl_statements=[],
                                                           operation_id=None)
        self.assertIsNone(res)

    @mock.patch('airflow.gcp.hooks.spanner.CloudSpannerHook._get_client')
    def test_update_database_overridden_project_id(self, get_client):
        instance_method = get_client.return_value.instance
        instance_exists_method = instance_method.return_value.exists
        instance_exists_method.return_value = True
        database_method = instance_method.return_value.database
        database_update_ddl_method = database_method.return_value.update_ddl
        res = self.spanner_hook_default_project_id.update_database(
            project_id='new-project',
            instance_id=SPANNER_INSTANCE,
            database_id=SPANNER_DATABASE,
            ddl_statements=[])
        get_client.assert_called_once_with(project_id='new-project')
        instance_method.assert_called_once_with(instance_id='instance')
        database_method.assert_called_once_with(database_id='database-name')
        database_update_ddl_method.assert_called_once_with(ddl_statements=[],
                                                           operation_id=None)
        self.assertIsNone(res)

    @mock.patch('airflow.gcp.hooks.spanner.CloudSpannerHook._get_client')
    def test_delete_database(self, get_client):
        instance_method = get_client.return_value.instance
        instance_exists_method = instance_method.return_value.exists
        instance_exists_method.return_value = True
        database_method = instance_method.return_value.database
        database_drop_method = database_method.return_value.drop
        database_exists_method = database_method.return_value.exists
        database_exists_method.return_value = True
        res = self.spanner_hook_default_project_id.delete_database(
            instance_id=SPANNER_INSTANCE, database_id=SPANNER_DATABASE)
        get_client.assert_called_once_with(project_id='example-project')
        instance_method.assert_called_once_with(instance_id='instance')
        database_method.assert_called_once_with(database_id='database-name')
        database_exists_method.assert_called_once_with()
        database_drop_method.assert_called_once_with()
        self.assertTrue(res)

    @mock.patch('airflow.gcp.hooks.spanner.CloudSpannerHook._get_client')
    def test_delete_database_overridden_project_id(self, get_client):
        instance_method = get_client.return_value.instance
        instance_exists_method = instance_method.return_value.exists
        instance_exists_method.return_value = True
        database_method = instance_method.return_value.database
        database_drop_method = database_method.return_value.drop
        database_exists_method = database_method.return_value.exists
        database_exists_method.return_value = True
        res = self.spanner_hook_default_project_id.delete_database(
            project_id='new-project',
            instance_id=SPANNER_INSTANCE,
            database_id=SPANNER_DATABASE)
        get_client.assert_called_once_with(project_id='new-project')
        instance_method.assert_called_once_with(instance_id='instance')
        database_method.assert_called_once_with(database_id='database-name')
        database_exists_method.assert_called_once_with()
        database_drop_method.assert_called_once_with()
        self.assertTrue(res)

    @mock.patch('airflow.gcp.hooks.spanner.CloudSpannerHook._get_client')
    def test_execute_dml(self, get_client):
        instance_method = get_client.return_value.instance
        instance_exists_method = instance_method.return_value.exists
        instance_exists_method.return_value = True
        database_method = instance_method.return_value.database
        run_in_transaction_method = database_method.return_value.run_in_transaction
        res = self.spanner_hook_default_project_id.execute_dml(
            instance_id=SPANNER_INSTANCE,
            database_id=SPANNER_DATABASE,
            queries='')
        get_client.assert_called_once_with(project_id='example-project')
        instance_method.assert_called_once_with(instance_id='instance')
        database_method.assert_called_once_with(database_id='database-name')
        run_in_transaction_method.assert_called_once_with(mock.ANY)
        self.assertIsNone(res)

    @mock.patch('airflow.gcp.hooks.spanner.CloudSpannerHook._get_client')
    def test_execute_dml_overridden_project_id(self, get_client):
        instance_method = get_client.return_value.instance
        instance_exists_method = instance_method.return_value.exists
        instance_exists_method.return_value = True
        database_method = instance_method.return_value.database
        run_in_transaction_method = database_method.return_value.run_in_transaction
        res = self.spanner_hook_default_project_id.execute_dml(
            project_id='new-project',
            instance_id=SPANNER_INSTANCE,
            database_id=SPANNER_DATABASE,
            queries='')
        get_client.assert_called_once_with(project_id='new-project')
        instance_method.assert_called_once_with(instance_id='instance')
        database_method.assert_called_once_with(database_id='database-name')
        run_in_transaction_method.assert_called_once_with(mock.ANY)
        self.assertIsNone(res)
Exemple #4
0
class CloudSpannerInstanceDatabaseUpdateOperator(BaseOperator):
    """
    Updates a Cloud Spanner database with the specified DDL statement.

    .. seealso::
        For more information on how to use this operator, take a look at the guide:
        :ref:`howto/operator:CloudSpannerInstanceDatabaseUpdateOperator`

    :param instance_id: The Cloud Spanner instance ID.
    :type instance_id: str
    :param database_id: The Cloud Spanner database ID.
    :type database_id: str
    :param ddl_statements: The string list containing DDL to apply to the database.
    :type ddl_statements: list[str]
    :param project_id: Optional, the ID of the project that owns the the Cloud Spanner
        Database.  If set to None or missing, the default project_id from the GCP connection is used.
    :type project_id: str
    :param operation_id: (Optional) Unique per database operation id that can
           be specified to implement idempotency check.
    :type operation_id: str
    :param gcp_conn_id: The connection ID used to connect to Google Cloud Platform.
    :type gcp_conn_id: str
    """
    # [START gcp_spanner_database_update_template_fields]
    template_fields = ('project_id', 'instance_id', 'database_id',
                       'ddl_statements', 'gcp_conn_id')
    template_ext = ('.sql', )
    # [END gcp_spanner_database_update_template_fields]

    @apply_defaults
    def __init__(self,
                 instance_id,
                 database_id,
                 ddl_statements,
                 project_id=None,
                 operation_id=None,
                 gcp_conn_id='google_cloud_default',
                 *args,
                 **kwargs):
        self.instance_id = instance_id
        self.project_id = project_id
        self.database_id = database_id
        self.ddl_statements = ddl_statements
        self.operation_id = operation_id
        self.gcp_conn_id = gcp_conn_id
        self._validate_inputs()
        self._hook = CloudSpannerHook(gcp_conn_id=gcp_conn_id)
        super().__init__(*args, **kwargs)

    def _validate_inputs(self):
        if self.project_id == '':
            raise AirflowException(
                "The required parameter 'project_id' is empty")
        if not self.instance_id:
            raise AirflowException(
                "The required parameter 'instance_id' is empty"
                " or None")
        if not self.database_id:
            raise AirflowException(
                "The required parameter 'database_id' is empty"
                " or None")
        if not self.ddl_statements:
            raise AirflowException(
                "The required parameter 'ddl_statements' is empty"
                " or None")

    def execute(self, context):
        if not self._hook.get_database(project_id=self.project_id,
                                       instance_id=self.instance_id,
                                       database_id=self.database_id):
            raise AirflowException(
                "The Cloud Spanner database '{}' in project '{}' and "
                "instance '{}' is missing. Create the database first "
                "before you can update it.".format(self.database_id,
                                                   self.project_id,
                                                   self.instance_id))
        else:
            return self._hook.update_database(
                project_id=self.project_id,
                instance_id=self.instance_id,
                database_id=self.database_id,
                ddl_statements=self.ddl_statements,
                operation_id=self.operation_id)