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10 changes: 5 additions & 5 deletions google/auth/transport/grpc.py
Original file line number Diff line number Diff line change
Expand Up @@ -146,7 +146,7 @@ def secure_authorized_channel(
regular_ssl_credentials = grpc.ssl_channel_credentials()

channel = google.auth.transport.grpc.secure_authorized_channel(
credentials, regular_endpoint, request,
credentials, request, regular_endpoint,
ssl_credentials=regular_ssl_credentials)

Option 2: create a mutual TLS channel by calling a callback which returns
Expand All @@ -162,7 +162,7 @@ def my_client_cert_callback():

try:
channel = google.auth.transport.grpc.secure_authorized_channel(
credentials, mtls_endpoint, request,
credentials, request, mtls_endpoint,
client_cert_callback=my_client_cert_callback)
except MyClientCertFailureException:
# handle the exception
Expand All @@ -186,7 +186,7 @@ def my_client_cert_callback():
else:
endpoint_to_use = regular_endpoint
channel = google.auth.transport.grpc.secure_authorized_channel(
credentials, endpoint_to_use, request,
credentials, request, endpoint_to_use,
ssl_credentials=default_ssl_credentials)

Option 4: not setting ssl_credentials and client_cert_callback. For devices
Expand All @@ -200,14 +200,14 @@ def my_client_cert_callback():
certificate and key::

channel = google.auth.transport.grpc.secure_authorized_channel(
credentials, regular_endpoint, request)
credentials, request, regular_endpoint)

The following code uses mtls_endpoint, if the created channle is regular,
and API mtls_endpoint is confgured to require client SSL credentials, API
calls using this channel will be rejected::

channel = google.auth.transport.grpc.secure_authorized_channel(
credentials, mtls_endpoint, request)
credentials, request, mtls_endpoint)

Args:
credentials (google.auth.credentials.Credentials): The credentials to
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