def execute(self, context):
hook = CloudSpannerHook(gcp_conn_id=self.gcp_conn_id)
database = hook.get_database(project_id=self.project_id,
instance_id=self.instance_id,
database_id=self.database_id)
if not database:
self.log.info("The Cloud Spanner database was missing: "
"'%s' in project '%s' and instance '%s'. Assuming success.",
self.database_id, self.project_id, self.instance_id)
return True
else:
return hook.delete_database(project_id=self.project_id,
instance_id=self.instance_id,
database_id=self.database_id)
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)
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):
self.log.info("Creating Cloud Spanner database "
"'%s' in project '%s' and instance '%s'",
self.database_id, self.project_id, self.instance_id)
return hook.create_database(project_id=self.project_id,
instance_id=self.instance_id,
database_id=self.database_id,
ddl_statements=self.ddl_statements)
else:
self.log.info("The database '%s' in project '%s' and instance '%s'"
" already exists. Nothing to do. Exiting.",
self.database_id, self.project_id, self.instance_id)
return True
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)
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)
class CloudSpannerInstanceDatabaseDeleteOperator(BaseOperator):
"""
Deletes a Cloud Spanner database.
.. seealso::
For more information on how to use this operator, take a look at the guide:
:ref:`howto/operator:CloudSpannerInstanceDatabaseDeleteOperator`
:param instance_id: Cloud Spanner instance ID.
:type instance_id: str
:param database_id: Cloud Spanner database ID.
:type database_id: str
:param project_id: Optional, the ID of the project that owns 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 gcp_conn_id: The connection ID used to connect to Google Cloud Platform.
:type gcp_conn_id: str
"""
# [START gcp_spanner_database_delete_template_fields]
template_fields = ('project_id', 'instance_id', 'database_id',
'gcp_conn_id')
# [END gcp_spanner_database_delete_template_fields]
@apply_defaults
def __init__(self,
instance_id,
database_id,
project_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.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")
def execute(self, context):
database = self._hook.get_database(project_id=self.project_id,
instance_id=self.instance_id,
database_id=self.database_id)
if not database:
self.log.info(
"The Cloud Spanner database was missing: "
"'%s' in project '%s' and instance '%s'. Assuming success.",
self.database_id, self.project_id, self.instance_id)
return True
else:
return self._hook.delete_database(project_id=self.project_id,
instance_id=self.instance_id,
database_id=self.database_id)
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)
class CloudSpannerInstanceDatabaseDeployOperator(BaseOperator):
"""
Creates a new Cloud Spanner database, or if database exists,
the operator does nothing.
.. seealso::
For more information on how to use this operator, take a look at the guide:
:ref:`howto/operator:CloudSpannerInstanceDatabaseDeployOperator`
: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 for the new database.
:type ddl_statements: list[str]
:param project_id: Optional, the ID of the project that owns 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 gcp_conn_id: The connection ID used to connect to Google Cloud Platform.
:type gcp_conn_id: str
"""
# [START gcp_spanner_database_deploy_template_fields]
template_fields = ('project_id', 'instance_id', 'database_id',
'ddl_statements', 'gcp_conn_id')
template_ext = ('.sql', )
# [END gcp_spanner_database_deploy_template_fields]
@apply_defaults
def __init__(self,
instance_id,
database_id,
ddl_statements,
project_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.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")
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):
self.log.info(
"Creating Cloud Spanner database "
"'%s' in project '%s' and instance '%s'", self.database_id,
self.project_id, self.instance_id)
return self._hook.create_database(
project_id=self.project_id,
instance_id=self.instance_id,
database_id=self.database_id,
ddl_statements=self.ddl_statements)
else:
self.log.info(
"The database '%s' in project '%s' and instance '%s'"
" already exists. Nothing to do. Exiting.", self.database_id,
self.project_id, self.instance_id)
return True