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fix: Denial by default to all resources when no permissions set by jyejare · Pull Request #5663 · feast-dev/feast · GitHub
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fix: Denial by default to all resources when no permissions set #5663

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Merged
ntkathole merged 2 commits into from
Jan 13, 2026
Merged

fix: Denial by default to all resources when no permissions set #5663

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606f98d
Denial by default to all resources when no permissions set
jyejare Oct 13, 2025
11e2026
Tests are updated to match the new behavior
jyejare Dec 15, 2025
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49 changes: 37 additions & 12 deletions sdk/python/feast/permissions/enforcer.py
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Original file line number Diff line number Diff line change
Expand Up @@ -43,9 +43,9 @@ def enforce_policy(
# If no permissions are defined, deny access to all resources
# This is a security measure to prevent unauthorized access
logger.warning("No permissions defined - denying access to all resources")
if not filter_only:
raise FeastPermissionError("No permissions defined - access denied")
return []
raise FeastPermissionError(
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"Permissions are not defined - access denied for all resources"
)

_permitted_resources: list[FeastObject] = []
for resource in resources:
Expand All @@ -71,17 +71,42 @@ def enforce_policy(

if evaluator.is_decided():
grant, explanations = evaluator.grant()
if not grant and not filter_only:
if not grant:
if filter_only and p.name_patterns:
continue
logger.error(f"Permission denied: {','.join(explanations)}")
raise FeastPermissionError(",".join(explanations))
if grant:
logger.debug(
f"Permission granted for {type(resource).__name__}:{resource.name}"
)
_permitted_resources.append(resource)
logger.debug(
f"Permission granted for {type(resource).__name__}:{resource.name}"
)
_permitted_resources.append(resource)
break
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else:
message = f"No permissions defined to manage {actions} on {type(resource)}/{resource.name}."
logger.exception(f"**PERMISSION NOT GRANTED**: {message}")
raise FeastPermissionError(message)
if not filter_only:
message = f"No permissions defined to manage {actions} on {type(resource)}/{resource.name}."
logger.exception(f"**PERMISSION NOT GRANTED**: {message}")
raise FeastPermissionError(message)
else:
# filter_only=True: Check if there are permissions for this resource type
resource_type_permissions = [
p
for p in permissions
if any(isinstance(resource, t) for t in p.types) # type: ignore
]
if not resource_type_permissions:
# No permissions exist for this resource type - should raise error
message = f"No permissions defined to manage {actions} on {type(resource)}/{resource.name}."
logger.exception(f"**PERMISSION NOT GRANTED**: {message}")
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raise FeastPermissionError(message)
elif not any(p.name_patterns for p in resource_type_permissions):
# Permissions exist for this resource type but no name_patterns - should raise error
message = f"No permissions defined to manage {actions} on {type(resource)}/{resource.name}."
logger.exception(f"**PERMISSION NOT GRANTED**: {message}")
raise FeastPermissionError(message)
else:
# Permissions exist for this resource type with name_patterns - filter out this resource
logger.debug(
f"Filtering out {type(resource).__name__}:{resource.name} - no matching permissions"
)
continue
return _permitted_resources
30 changes: 30 additions & 0 deletions sdk/python/tests/unit/permissions/auth/server/test_auth_registry_server.py
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Original file line number Diff line number Diff line change
Expand Up @@ -142,6 +142,11 @@ def _test_get_historical_features(client_fs: FeatureStore):


def _test_get_entity(client_fs: FeatureStore, permissions: list[Permission]):
if _is_auth_enabled(client_fs) and len(permissions) == 0:
with pytest.raises(FeastPermissionError):
client_fs.get_entity("driver")
return

if not _is_auth_enabled(client_fs) or _is_permission_enabled(
client_fs, permissions, read_entities_perm
):
Expand All @@ -156,6 +161,18 @@ def _test_get_entity(client_fs: FeatureStore, permissions: list[Permission]):


def _test_list_entities(client_fs: FeatureStore, permissions: list[Permission]):
if _is_auth_enabled(client_fs) and len(permissions) == 0:
with pytest.raises(FeastPermissionError):
client_fs.list_entities()
return

if _is_auth_enabled(client_fs) and _permissions_exist_in_permission_list(
[invalid_list_entities_perm], permissions
):
with pytest.raises(FeastPermissionError):
client_fs.list_entities()
return

entities = client_fs.list_entities()

if not _is_auth_enabled(client_fs) or _is_permission_enabled(
Expand Down Expand Up @@ -183,6 +200,10 @@ def _test_list_permissions(
with pytest.raises(Exception):
client_fs.list_permissions()
return []
elif _is_auth_enabled(client_fs) and len(applied_permissions) == 0:
with pytest.raises(FeastPermissionError):
client_fs.list_permissions()
return []
else:
permissions = client_fs.list_permissions()

Expand Down Expand Up @@ -229,6 +250,11 @@ def _is_auth_enabled(client_fs: FeatureStore) -> bool:


def _test_get_fv(client_fs: FeatureStore, permissions: list[Permission]):
if _is_auth_enabled(client_fs) and len(permissions) == 0:
with pytest.raises(FeastPermissionError):
client_fs.get_feature_view("driver_hourly_stats")
return

if not _is_auth_enabled(client_fs) or _is_permission_enabled(
client_fs, permissions, read_fv_perm
):
Expand All @@ -249,6 +275,10 @@ def _test_list_fvs(client_fs: FeatureStore, permissions: list[Permission]):
with pytest.raises(Exception):
client_fs.list_feature_views()
return []
elif _is_auth_enabled(client_fs) and len(permissions) == 0:
with pytest.raises(FeastPermissionError):
client_fs.list_feature_views()
return []
else:
fvs = client_fs.list_feature_views()
for fv in fvs:
Expand Down
12 changes: 6 additions & 6 deletions sdk/python/tests/unit/permissions/test_security_manager.py
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Original file line number Diff line number Diff line change
Expand Up @@ -15,7 +15,7 @@
@pytest.mark.parametrize(
"username, requested_actions, allowed, allowed_single, raise_error_in_assert, raise_error_in_permit, intra_communication_flag",
[
(None, [], False, [False, False], [True, True], False, False),
(None, [], False, [False, False], [True, True], True, False),
(None, [], True, [True, True], [False, False], False, True),
(
"r",
Expand All @@ -42,7 +42,7 @@
False,
[False, False],
[True, True],
False,
True,
False,
),
("r", [AuthzedAction.UPDATE], True, [True, True], [False, False], False, True),
Expand All @@ -52,7 +52,7 @@
False,
[False, False],
[True, True],
False,
True,
False,
),
(
Expand Down Expand Up @@ -116,7 +116,7 @@
False,
[False, False],
[True, True],
True,
False,
False,
),
(
Expand All @@ -134,7 +134,7 @@
False,
[False, True],
[True, False],
True,
False,
False,
),
(
Expand All @@ -152,7 +152,7 @@
False,
[False, False],
[True, True],
True,
False,
False,
),
(
Expand Down
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