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7 changes: 6 additions & 1 deletion src/sagemaker/session.py
Original file line number Diff line number Diff line change
Expand Up @@ -5412,14 +5412,19 @@ def get_caller_identity_arn(self):
domain_id = metadata.get("DomainId")
user_profile_name = metadata.get("UserProfileName")
space_name = metadata.get("SpaceName")
execution_role_arn = metadata.get("ExecutionRoleArn")
try:
if domain_id is None:
instance_desc = self.sagemaker_client.describe_notebook_instance(
NotebookInstanceName=instance_name
)
return instance_desc["RoleArn"]

# In Space app, find execution role from DefaultSpaceSettings on domain level
# find execution role from the metadata file if present
if execution_role_arn is not None:
return execution_role_arn

# In Shared Space app, find execution role from DefaultSpaceSettings on domain level
if space_name is not None:
domain_desc = self.sagemaker_client.describe_domain(DomainId=domain_id)
return domain_desc["DefaultSpaceSettings"]["ExecutionRole"]
Expand Down
19 changes: 19 additions & 0 deletions tests/unit/test_session.py
Original file line number Diff line number Diff line change
Expand Up @@ -698,6 +698,25 @@ def test_fallback_to_domain_if_role_unavailable_in_user_settings(boto_session):
sess.sagemaker_client.describe_domain.assert_called_once_with(DomainId="d-kbnw5yk6tg8j")


@patch(
"six.moves.builtins.open",
mock_open(
read_data='{"ResourceName": "SageMakerInstance", '
'"DomainId": "d-kbnw5yk6tg8j", '
'"ExecutionRoleArn": "arn:aws:iam::369233609183:role/service-role/SageMakerRole-20171129T072388", '
'"SpaceName": "space_name"}'
),
)
@patch("os.path.exists", side_effect=mock_exists(NOTEBOOK_METADATA_FILE, True))
def test_get_caller_identity_arn_from_metadata_file_for_space(boto_session):
sess = Session(boto_session)
expected_role = "arn:aws:iam::369233609183:role/service-role/SageMakerRole-20171129T072388"

actual = sess.get_caller_identity_arn()

assert actual == expected_role


@patch(
"six.moves.builtins.open",
mock_open(
Expand Down