def intercepted_echo():
# The interceptor adds 'showcase-trailer' client metadata. Showcase server
# echos any metadata with key 'showcase-trailer', so the same metadata
# should appear as trailing metadata in the response.
interceptor = MetadataClientInterceptor('showcase-trailer', 'intercepted')
channel = grpc.insecure_channel('localhost:7469')
intercept_channel = grpc.intercept_channel(channel, interceptor)
transport = EchoClient.get_transport_class('grpc')(
channel=intercept_channel, )
return EchoClient(transport=transport)
def intercepted_echo(use_mtls):
# The interceptor adds 'showcase-trailer' client metadata. Showcase server
# echos any metadata with key 'showcase-trailer', so the same metadata
# should appear as trailing metadata in the response.
interceptor = MetadataClientInterceptor("showcase-trailer", "intercepted")
host = "localhost:7469"
channel = (grpc.secure_channel(host, ssl_credentials)
if use_mtls else grpc.insecure_channel(host))
intercept_channel = grpc.intercept_channel(channel, interceptor)
transport = EchoClient.get_transport_class("grpc")(
channel=intercept_channel)
return EchoClient(transport=transport)
def test_sample():
ssl_credentials = grpc.ssl_channel_credentials(root_certificates=cert,
certificate_chain=cert,
private_key=key)
with mock.patch("grpc.ssl_channel_credentials",
autospec=True) as mock_ssl_cred:
mock_ssl_cred.return_value = ssl_credentials
client = EchoClient(
credentials=credentials.AnonymousCredentials(),
client_options=client_options,
)
mock_ssl_cred.assert_called_once_with(certificate_chain=cert,
private_key=key)
response = client.echo(
showcase.EchoRequest(
content="The hail in Wales falls mainly on the snails."))
assert response.content == "The hail in Wales falls mainly on the snails."
def echo():
transport = EchoClient.get_transport_class('grpc')(
channel=grpc.insecure_channel('localhost:7469'), )
return EchoClient(transport=transport)