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fix: use insecure grpc channel with emulator #946

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merged 6 commits into from
Apr 11, 2024
Merged

fix: use insecure grpc channel with emulator #946

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0ff1350
fix: use insecure grpc channel with emulator
daniel-sanche Mar 19, 2024
7f73d01
use self._credentials
daniel-sanche Mar 19, 2024
14f7323
fixed lint
daniel-sanche Mar 20, 2024
9bbd7a5
don't use credentials with emulator
daniel-sanche Mar 20, 2024
a3650c2
fixed typo
daniel-sanche Apr 11, 2024
d4e54fa
fixed tests
daniel-sanche Apr 11, 2024
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fixed tests
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@daniel-sanche
daniel-sanche committed Apr 11, 2024
commit d4e54fa390eda947666d355b94a93038e3665589
54 changes: 5 additions & 49 deletions tests/unit/v2_client/test_client.py
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Original file line number Diff line number Diff line change
Expand Up @@ -176,7 +176,7 @@ def test_client_constructor_w_emulator_host():

emulator_host = "localhost:8081"
with mock.patch("os.environ", {BIGTABLE_EMULATOR: emulator_host}):
with mock.patch("grpc.secure_channel") as factory:
with mock.patch("grpc.insecure_channel") as factory:
client = _make_client()
# don't test local_composite_credentials
# client._local_composite_credentials = lambda: credentials
Expand All @@ -188,7 +188,6 @@ def test_client_constructor_w_emulator_host():
assert client.project == _DEFAULT_BIGTABLE_EMULATOR_CLIENT
factory.assert_called_once_with(
emulator_host,
mock.ANY, # test of creds wrapping in '_emulator_host' below
options=_GRPC_CHANNEL_OPTIONS,
)

Expand All @@ -199,7 +198,7 @@ def test_client_constructor_w_emulator_host_w_project():

emulator_host = "localhost:8081"
with mock.patch("os.environ", {BIGTABLE_EMULATOR: emulator_host}):
with mock.patch("grpc.secure_channel") as factory:
with mock.patch("grpc.insecure_channel") as factory:
client = _make_client(project=PROJECT)
# channels are formed when needed, so access a client
# create a gapic channel
Expand All @@ -209,7 +208,6 @@ def test_client_constructor_w_emulator_host_w_project():
assert client.project == PROJECT
factory.assert_called_once_with(
emulator_host,
mock.ANY, # test of creds wrapping in '_emulator_host' below
options=_GRPC_CHANNEL_OPTIONS,
)

Expand All @@ -222,7 +220,7 @@ def test_client_constructor_w_emulator_host_w_credentials():
emulator_host = "localhost:8081"
credentials = _make_credentials()
with mock.patch("os.environ", {BIGTABLE_EMULATOR: emulator_host}):
with mock.patch("grpc.secure_channel") as factory:
with mock.patch("grpc.insecure_channel") as factory:
client = _make_client(credentials=credentials)
# channels are formed when needed, so access a client
# create a gapic channel
Expand All @@ -232,7 +230,6 @@ def test_client_constructor_w_emulator_host_w_credentials():
assert client.project == _DEFAULT_BIGTABLE_EMULATOR_CLIENT
factory.assert_called_once_with(
emulator_host,
mock.ANY, # test of creds wrapping in '_emulator_host' below
options=_GRPC_CHANNEL_OPTIONS,
)

Expand Down Expand Up @@ -271,15 +268,13 @@ def test_client__emulator_channel_w_sync():
project=PROJECT, credentials=_make_credentials(), read_only=True
)
client._emulator_host = emulator_host
lcc = client._local_composite_credentials = mock.Mock(spec=[])

with mock.patch("grpc.secure_channel") as patched:
with mock.patch("grpc.insecure_channel") as patched:
channel = client._emulator_channel(transport, options)

assert channel is patched.return_value
patched.assert_called_once_with(
emulator_host,
lcc.return_value,
options=options,
)

Expand All @@ -293,56 +288,17 @@ def test_client__emulator_channel_w_async():
project=PROJECT, credentials=_make_credentials(), read_only=True
)
client._emulator_host = emulator_host
lcc = client._local_composite_credentials = mock.Mock(spec=[])

with mock.patch("grpc.aio.secure_channel") as patched:
with mock.patch("grpc.aio.insecure_channel") as patched:
channel = client._emulator_channel(transport, options)

assert channel is patched.return_value
patched.assert_called_once_with(
emulator_host,
lcc.return_value,
options=options,
)


def test_client__local_composite_credentials():
client = _make_client(
project=PROJECT, credentials=_make_credentials(), read_only=True
)

wsir_patch = mock.patch("google.auth.credentials.with_scopes_if_required")
request_patch = mock.patch("google.auth.transport.requests.Request")
amp_patch = mock.patch("google.auth.transport.grpc.AuthMetadataPlugin")
grpc_patches = mock.patch.multiple(
"grpc",
metadata_call_credentials=mock.DEFAULT,
local_channel_credentials=mock.DEFAULT,
composite_channel_credentials=mock.DEFAULT,
)
with wsir_patch as wsir_patched:
with request_patch as request_patched:
with amp_patch as amp_patched:
with grpc_patches as grpc_patched:
credentials = client._local_composite_credentials()

grpc_mcc = grpc_patched["metadata_call_credentials"]
grpc_lcc = grpc_patched["local_channel_credentials"]
grpc_ccc = grpc_patched["composite_channel_credentials"]

assert credentials is grpc_ccc.return_value

wsir_patched.assert_called_once_with(client._credentials, None)
request_patched.assert_called_once_with()
amp_patched.assert_called_once_with(
wsir_patched.return_value,
request_patched.return_value,
)
grpc_mcc.assert_called_once_with(amp_patched.return_value)
grpc_lcc.assert_called_once_with()
grpc_ccc.assert_called_once_with(grpc_lcc.return_value, grpc_mcc.return_value)


def _create_gapic_client_channel_helper(endpoint=None, emulator_host=None):
from google.cloud.bigtable.client import _GRPC_CHANNEL_OPTIONS

Expand Down