feat: add api key support (#52)

* chore: upgrade gapic-generator-java, gax-java and gapic-generator-python PiperOrigin-RevId: 423842556 Source-Link: googleapis/googleapis@a616ca0 Source-Link: https://github.com/googleapis/googleapis-gen/commit/29b938c58c1e51d019f2ee539d55dc0a3c86a905 Copy-Tag: eyJwIjoiLmdpdGh1Yi8uT3dsQm90LnlhbWwiLCJoIjoiMjliOTM4YzU4YzFlNTFkMDE5ZjJlZTUzOWQ1NWRjMGEzYzg2YTkwNSJ9 * 🦉 Updates from OwlBot See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>

Author: gcf-owl-bot[bot]

google/cloud/storage_transfer_v1/services/storage_transfer_service/async_client.py

@@ -16,7 +16,7 @@
 from collections import OrderedDict
 import functools
 import re
-from typing import Dict, Sequence, Tuple, Type, Union
+from typing import Dict, Optional, Sequence, Tuple, Type, Union
 import pkg_resources
 
 from google.api_core.client_options import ClientOptions
@@ -114,6 +114,42 @@ def from_service_account_file(cls, filename: str, *args, **kwargs):
 
  from_service_account_json = from_service_account_file
 
+ @classmethod
+ def get_mtls_endpoint_and_cert_source(
+ cls, client_options: Optional[ClientOptions] = None
+ ):
+ """Return the API endpoint and client cert source for mutual TLS.
+
+ The client cert source is determined in the following order:
+ (1) if `GOOGLE_API_USE_CLIENT_CERTIFICATE` environment variable is not "true", the
+ client cert source is None.
+ (2) if `client_options.client_cert_source` is provided, use the provided one; if the
+ default client cert source exists, use the default one; otherwise the client cert
+ source is None.
+
+ The API endpoint is determined in the following order:
+ (1) if `client_options.api_endpoint` if provided, use the provided one.
+ (2) if `GOOGLE_API_USE_CLIENT_CERTIFICATE` environment variable is "always", use the
+ default mTLS endpoint; if the environment variabel is "never", use the default API
+ endpoint; otherwise if client cert source exists, use the default mTLS endpoint, otherwise
+ use the default API endpoint.
+
+ More details can be found at https://google.aip.dev/auth/4114.
+
+ Args:
+ client_options (google.api_core.client_options.ClientOptions): Custom options for the
+ client. Only the `api_endpoint` and `client_cert_source` properties may be used
+ in this method.
+
+ Returns:
+ Tuple[str, Callable[[], Tuple[bytes, bytes]]]: returns the API endpoint and the
+ client cert source to use.
+
+ Raises:
+ google.auth.exceptions.MutualTLSChannelError: If any errors happen.
+ """
+ return StorageTransferServiceClient.get_mtls_endpoint_and_cert_source(client_options) # type: ignore
+
  @property
  def transport(self) -> StorageTransferServiceTransport:
  """Returns the transport used by the client instance.

google/cloud/storage_transfer_v1/services/storage_transfer_service/client.py

@@ -228,6 +228,73 @@ def parse_common_location_path(path: str) -> Dict[str, str]:
  m = re.match(r"^projects/(?P<project>.+?)/locations/(?P<location>.+?)$", path)
  return m.groupdict() if m else {}
 
+ @classmethod
+ def get_mtls_endpoint_and_cert_source(
+ cls, client_options: Optional[client_options_lib.ClientOptions] = None
+ ):
+ """Return the API endpoint and client cert source for mutual TLS.
+
+ The client cert source is determined in the following order:
+ (1) if `GOOGLE_API_USE_CLIENT_CERTIFICATE` environment variable is not "true", the
+ client cert source is None.
+ (2) if `client_options.client_cert_source` is provided, use the provided one; if the
+ default client cert source exists, use the default one; otherwise the client cert
+ source is None.
+
+ The API endpoint is determined in the following order:
+ (1) if `client_options.api_endpoint` if provided, use the provided one.
+ (2) if `GOOGLE_API_USE_CLIENT_CERTIFICATE` environment variable is "always", use the
+ default mTLS endpoint; if the environment variabel is "never", use the default API
+ endpoint; otherwise if client cert source exists, use the default mTLS endpoint, otherwise
+ use the default API endpoint.
+
+ More details can be found at https://google.aip.dev/auth/4114.
+
+ Args:
+ client_options (google.api_core.client_options.ClientOptions): Custom options for the
+ client. Only the `api_endpoint` and `client_cert_source` properties may be used
+ in this method.
+
+ Returns:
+ Tuple[str, Callable[[], Tuple[bytes, bytes]]]: returns the API endpoint and the
+ client cert source to use.
+
+ Raises:
+ google.auth.exceptions.MutualTLSChannelError: If any errors happen.
+ """
+ if client_options is None:
+ client_options = client_options_lib.ClientOptions()
+ use_client_cert = os.getenv("GOOGLE_API_USE_CLIENT_CERTIFICATE", "false")
+ use_mtls_endpoint = os.getenv("GOOGLE_API_USE_MTLS_ENDPOINT", "auto")
+ if use_client_cert not in ("true", "false"):
+ raise ValueError(
+ "Environment variable `GOOGLE_API_USE_CLIENT_CERTIFICATE` must be either `true` or `false`"
+ )
+ if use_mtls_endpoint not in ("auto", "never", "always"):
+ raise MutualTLSChannelError(
+ "Environment variable `GOOGLE_API_USE_MTLS_ENDPOINT` must be `never`, `auto` or `always`"
+ )
+
+ # Figure out the client cert source to use.
+ client_cert_source = None
+ if use_client_cert == "true":
+ if client_options.client_cert_source:
+ client_cert_source = client_options.client_cert_source
+ elif mtls.has_default_client_cert_source():
+ client_cert_source = mtls.default_client_cert_source()
+
+ # Figure out which api endpoint to use.
+ if client_options.api_endpoint is not None:
+ api_endpoint = client_options.api_endpoint
+ elif use_mtls_endpoint == "always" or (
+ use_mtls_endpoint == "auto" and client_cert_source
+ ):
+ api_endpoint = cls.DEFAULT_MTLS_ENDPOINT
+ else:
+ api_endpoint = cls.DEFAULT_ENDPOINT
+
+ return api_endpoint, client_cert_source
+
  def __init__(
  self,
  *,
@@ -278,57 +345,22 @@ def __init__(
  if client_options is None:
  client_options = client_options_lib.ClientOptions()
 
- # Create SSL credentials for mutual TLS if needed.
- if os.getenv("GOOGLE_API_USE_CLIENT_CERTIFICATE", "false") not in (
- "true",
- "false",
- ):
- raise ValueError(
- "Environment variable `GOOGLE_API_USE_CLIENT_CERTIFICATE` must be either `true` or `false`"
- )
- use_client_cert = (
- os.getenv("GOOGLE_API_USE_CLIENT_CERTIFICATE", "false") == "true"
+ api_endpoint, client_cert_source_func = self.get_mtls_endpoint_and_cert_source(
+ client_options
  )
 
- client_cert_source_func = None
- is_mtls = False
- if use_client_cert:
- if client_options.client_cert_source:
- is_mtls = True
- client_cert_source_func = client_options.client_cert_source
- else:
- is_mtls = mtls.has_default_client_cert_source()
- if is_mtls:
- client_cert_source_func = mtls.default_client_cert_source()
- else:
- client_cert_source_func = None
-
- # Figure out which api endpoint to use.
- if client_options.api_endpoint is not None:
- api_endpoint = client_options.api_endpoint
- else:
- use_mtls_env = os.getenv("GOOGLE_API_USE_MTLS_ENDPOINT", "auto")
- if use_mtls_env == "never":
- api_endpoint = self.DEFAULT_ENDPOINT
- elif use_mtls_env == "always":
- api_endpoint = self.DEFAULT_MTLS_ENDPOINT
- elif use_mtls_env == "auto":
- if is_mtls:
- api_endpoint = self.DEFAULT_MTLS_ENDPOINT
- else:
- api_endpoint = self.DEFAULT_ENDPOINT
- else:
- raise MutualTLSChannelError(
- "Unsupported GOOGLE_API_USE_MTLS_ENDPOINT value. Accepted "
- "values: never, auto, always"
- )
+ api_key_value = getattr(client_options, "api_key", None)
+ if api_key_value and credentials:
+ raise ValueError(
+ "client_options.api_key and credentials are mutually exclusive"
+ )
 
  # Save or instantiate the transport.
  # Ordinarily, we provide the transport, but allowing a custom transport
  # instance provides an extensibility point for unusual situations.
  if isinstance(transport, StorageTransferServiceTransport):
  # transport is a StorageTransferServiceTransport instance.
- if credentials or client_options.credentials_file:
+ if credentials or client_options.credentials_file or api_key_value:
  raise ValueError(
  "When providing a transport instance, "
  "provide its credentials directly."
@@ -340,6 +372,15 @@ def __init__(
  )
  self._transport = transport
  else:
+ import google.auth._default # type: ignore
+
+ if api_key_value and hasattr(
+ google.auth._default, "get_api_key_credentials"
+ ):
+ credentials = google.auth._default.get_api_key_credentials(
+ api_key_value
+ )
+
  Transport = type(self).get_transport_class(transport)
  self._transport = Transport(
  credentials=credentials,

tests/unit/gapic/storage_transfer_v1/test_storage_transfer_service.py

@@ -426,6 +426,89 @@ def test_storage_transfer_service_client_mtls_env_auto(
  )
 
 
+@pytest.mark.parametrize(
+ "client_class", [StorageTransferServiceClient, StorageTransferServiceAsyncClient]
+)
+@mock.patch.object(
+ StorageTransferServiceClient,
+ "DEFAULT_ENDPOINT",
+ modify_default_endpoint(StorageTransferServiceClient),
+)
+@mock.patch.object(
+ StorageTransferServiceAsyncClient,
+ "DEFAULT_ENDPOINT",
+ modify_default_endpoint(StorageTransferServiceAsyncClient),
+)
+def test_storage_transfer_service_client_get_mtls_endpoint_and_cert_source(
+ client_class,
+):
+ mock_client_cert_source = mock.Mock()
+
+ # Test the case GOOGLE_API_USE_CLIENT_CERTIFICATE is "true".
+ with mock.patch.dict(os.environ, {"GOOGLE_API_USE_CLIENT_CERTIFICATE": "true"}):
+ mock_api_endpoint = "foo"
+ options = client_options.ClientOptions(
+ client_cert_source=mock_client_cert_source, api_endpoint=mock_api_endpoint
+ )
+ api_endpoint, cert_source = client_class.get_mtls_endpoint_and_cert_source(
+ options
+ )
+ assert api_endpoint == mock_api_endpoint
+ assert cert_source == mock_client_cert_source
+
+ # Test the case GOOGLE_API_USE_CLIENT_CERTIFICATE is "false".
+ with mock.patch.dict(os.environ, {"GOOGLE_API_USE_CLIENT_CERTIFICATE": "false"}):
+ mock_client_cert_source = mock.Mock()
+ mock_api_endpoint = "foo"
+ options = client_options.ClientOptions(
+ client_cert_source=mock_client_cert_source, api_endpoint=mock_api_endpoint
+ )
+ api_endpoint, cert_source = client_class.get_mtls_endpoint_and_cert_source(
+ options
+ )
+ assert api_endpoint == mock_api_endpoint
+ assert cert_source is None
+
+ # Test the case GOOGLE_API_USE_MTLS_ENDPOINT is "never".
+ with mock.patch.dict(os.environ, {"GOOGLE_API_USE_MTLS_ENDPOINT": "never"}):
+ api_endpoint, cert_source = client_class.get_mtls_endpoint_and_cert_source()
+ assert api_endpoint == client_class.DEFAULT_ENDPOINT
+ assert cert_source is None
+
+ # Test the case GOOGLE_API_USE_MTLS_ENDPOINT is "always".
+ with mock.patch.dict(os.environ, {"GOOGLE_API_USE_MTLS_ENDPOINT": "always"}):
+ api_endpoint, cert_source = client_class.get_mtls_endpoint_and_cert_source()
+ assert api_endpoint == client_class.DEFAULT_MTLS_ENDPOINT
+ assert cert_source is None
+
+ # Test the case GOOGLE_API_USE_MTLS_ENDPOINT is "auto" and default cert doesn't exist.
+ with mock.patch.dict(os.environ, {"GOOGLE_API_USE_CLIENT_CERTIFICATE": "true"}):
+ with mock.patch(
+ "google.auth.transport.mtls.has_default_client_cert_source",
+ return_value=False,
+ ):
+ api_endpoint, cert_source = client_class.get_mtls_endpoint_and_cert_source()
+ assert api_endpoint == client_class.DEFAULT_ENDPOINT
+ assert cert_source is None
+
+ # Test the case GOOGLE_API_USE_MTLS_ENDPOINT is "auto" and default cert exists.
+ with mock.patch.dict(os.environ, {"GOOGLE_API_USE_CLIENT_CERTIFICATE": "true"}):
+ with mock.patch(
+ "google.auth.transport.mtls.has_default_client_cert_source",
+ return_value=True,
+ ):
+ with mock.patch(
+ "google.auth.transport.mtls.default_client_cert_source",
+ return_value=mock_client_cert_source,
+ ):
+ (
+ api_endpoint,
+ cert_source,
+ ) = client_class.get_mtls_endpoint_and_cert_source()
+ assert api_endpoint == client_class.DEFAULT_MTLS_ENDPOINT
+ assert cert_source == mock_client_cert_source
+
+
 @pytest.mark.parametrize(
  "client_class,transport_class,transport_name",
  [
@@ -1692,6 +1775,25 @@ def test_credentials_transport_error():
  transport=transport,
  )
 
+ # It is an error to provide an api_key and a transport instance.
+ transport = transports.StorageTransferServiceGrpcTransport(
+ credentials=ga_credentials.AnonymousCredentials(),
+ )
+ options = client_options.ClientOptions()
+ options.api_key = "api_key"
+ with pytest.raises(ValueError):
+ client = StorageTransferServiceClient(
+ client_options=options, transport=transport,
+ )
+
+ # It is an error to provide an api_key and a credential.
+ options = mock.Mock()
+ options.api_key = "api_key"
+ with pytest.raises(ValueError):
+ client = StorageTransferServiceClient(
+ client_options=options, credentials=ga_credentials.AnonymousCredentials()
+ )
+
  # It is an error to provide scopes and a transport instance.
  transport = transports.StorageTransferServiceGrpcTransport(
  credentials=ga_credentials.AnonymousCredentials(),
@@ -2271,3 +2373,36 @@ def test_client_ctx():
  with client:
  pass
  close.assert_called()
+
+
+@pytest.mark.parametrize(
+ "client_class,transport_class",
+ [
+ (StorageTransferServiceClient, transports.StorageTransferServiceGrpcTransport),
+ (
+ StorageTransferServiceAsyncClient,
+ transports.StorageTransferServiceGrpcAsyncIOTransport,
+ ),
+ ],
+)
+def test_api_key_credentials(client_class, transport_class):
+ with mock.patch.object(
+ google.auth._default, "get_api_key_credentials", create=True
+ ) as get_api_key_credentials:
+ mock_cred = mock.Mock()
+ get_api_key_credentials.return_value = mock_cred
+ options = client_options.ClientOptions()
+ options.api_key = "api_key"
+ with mock.patch.object(transport_class, "__init__") as patched:
+ patched.return_value = None
+ client = client_class(client_options=options)
+ patched.assert_called_once_with(
+ credentials=mock_cred,
+ credentials_file=None,
+ host=client.DEFAULT_ENDPOINT,
+ scopes=None,
+ client_cert_source_for_mtls=None,
+ quota_project_id=None,
+ client_info=transports.base.DEFAULT_CLIENT_INFO,
+ always_use_jwt_access=True,
+ )