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feast/sdk/python/feast/cli_utils.py at faiss-lint-patch · feast-dev/feast · GitHub

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from typing import Any, Optional

from bigtree import Node

from colorama import Fore, Style

from feast import (

BatchFeatureView,

FeatureService,

FeatureStore,

FeatureView,

OnDemandFeatureView,

StreamFeatureView,

)

from feast.feast_object import FeastObject

from feast.permissions.action import ALL_ACTIONS

from feast.permissions.decision import DecisionEvaluator

from feast.permissions.permission import Permission

from feast.permissions.policy import Policy, RoleBasedPolicy

from feast.permissions.user import User

def print_permission_verbose_example():

print("")

print(

f"{Style.BRIGHT + Fore.GREEN}The structure of the {Style.BRIGHT + Fore.WHITE}feast-permissions list --verbose {Style.BRIGHT + Fore.GREEN}command will be as in the following example:"

)

print("")

print(f"{Style.DIM}For example: {Style.RESET_ALL}{Style.BRIGHT + Fore.GREEN}")

print("")

explanation_root_node = Node("permissions")

explanation_permission_node = Node(

"permission_1" + " " + str(["role names list"]),

parent=explanation_root_node,

)

Node(

FeatureView.__name__ + ": " + str(["feature view names"]),

parent=explanation_permission_node,

)

Node(FeatureService.__name__ + ": none", parent=explanation_permission_node)

Node("..", parent=explanation_permission_node)

Node(

"permission_2" + " " + str(["role names list"]),

parent=explanation_root_node,

)

Node("..", parent=explanation_root_node)

explanation_root_node.show()

print(

f"""

-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------{Style.RESET_ALL}

"""

)

def handle_sd_verbose_permissions_command(

feast_type: list[FeastObject],

p: Permission,

policy_node: Node,

store: FeatureStore,

tags_filter: Optional[dict[str, str]],

saved_datasets = store.list_saved_datasets(tags=tags_filter)

saved_datasets_names = set()

for sd in saved_datasets:

if p.match_resource(sd):

saved_datasets_names.add(sd.name)

if len(saved_datasets_names) > 0:

Node(

feast_type.__name__ + ": " + str(list(saved_datasets_names)), # type: ignore[union-attr, attr-defined]

parent=policy_node,

)

else:

Node(feast_type.__name__ + ": none", parent=policy_node) # type: ignore[union-attr, attr-defined]

def handle_vr_verbose_permissions_command(

feast_type: list[FeastObject],

p: Permission,

policy_node: Node,

store: FeatureStore,

tags_filter: Optional[dict[str, str]],

validation_references = store.list_validation_references(tags=tags_filter)

validation_references_names = set()

for vr in validation_references:

if p.match_resource(vr):

validation_references_names.add(vr.name)

if len(validation_references_names) > 0:

Node(

feast_type.__name__ + ": " + str(list(validation_references_names)), # type: ignore[union-attr, attr-defined]

parent=policy_node,

)

else:

Node(feast_type.__name__ + ": none", parent=policy_node) # type: ignore[union-attr, attr-defined]

def handle_ds_verbose_permissions_command(

feast_type: list[FeastObject],

p: Permission,

policy_node: Node,

store: FeatureStore,

tags_filter: Optional[dict[str, str]],

data_sources = store.list_data_sources(tags=tags_filter)

data_sources_names = set()

for ds in data_sources:

if p.match_resource(ds):

data_sources_names.add(ds.name)

if len(data_sources_names) > 0:

Node(

feast_type.__name__ + ": " + str(list(data_sources_names)), # type: ignore[union-attr, attr-defined]

parent=policy_node,

)

else:

Node(feast_type.__name__ + ": none", parent=policy_node) # type: ignore[union-attr, attr-defined]

def handle_fs_verbose_permissions_command(

feast_type: list[FeastObject],

p: Permission,

policy_node: Node,

store: FeatureStore,

tags_filter: Optional[dict[str, str]],

feature_services = store.list_feature_services(tags=tags_filter)

feature_services_names = set()

for fs in feature_services:

if p.match_resource(fs):

feature_services_names.add(fs.name)

if len(feature_services_names) > 0:

Node(

feast_type.__name__ + ": " + str(list(feature_services_names)), # type: ignore[union-attr, attr-defined]

parent=policy_node,

)

else:

Node(feast_type.__name__ + ": none", parent=policy_node) # type: ignore[union-attr, attr-defined]

def handle_entity_verbose_permissions_command(

feast_type: list[FeastObject],

p: Permission,

policy_node: Node,

store: FeatureStore,

tags_filter: Optional[dict[str, str]],

entities = store.list_entities(tags=tags_filter)

entities_names = set()

for e in entities:

if p.match_resource(e):

entities_names.add(e.name)

if len(entities_names) > 0:

Node(feast_type.__name__ + ": " + str(list(entities_names)), parent=policy_node) # type: ignore[union-attr, attr-defined]

else:

Node(feast_type.__name__ + ": none", parent=policy_node) # type: ignore[union-attr, attr-defined]

def handle_fv_verbose_permissions_command(

feast_type: list[FeastObject],

p: Permission,

policy_node: Node,

store: FeatureStore,

tags_filter: Optional[dict[str, str]],

feature_views = []

feature_views_names = set()

if feast_type == FeatureView:

feature_views = store.list_all_feature_views(tags=tags_filter) # type: ignore[assignment]

elif feast_type == OnDemandFeatureView:

feature_views = store.list_on_demand_feature_views(

tags=tags_filter # type: ignore[assignment]

)

elif feast_type == BatchFeatureView:

feature_views = store.list_batch_feature_views(tags=tags_filter) # type: ignore[assignment]

elif feast_type == StreamFeatureView:

feature_views = store.list_stream_feature_views(

tags=tags_filter # type: ignore[assignment]

)

for fv in feature_views:

if p.match_resource(fv): # type: ignore[arg-type]

feature_views_names.add(fv.name)

if len(feature_views_names) > 0:

Node(

feast_type.__name__ + " " + str(list(feature_views_names)), # type: ignore[union-attr, attr-defined]

parent=policy_node,

)

else:

Node(feast_type.__name__ + ": none", parent=policy_node) # type: ignore[union-attr, attr-defined]

def handle_not_verbose_permissions_command(

p: Permission, policy: Policy, table: list[Any]

roles: set[str] = set()

if isinstance(policy, RoleBasedPolicy):

roles = set(policy.get_roles())

table.append(

[

p.name,

_to_multi_line([t.__name__ for t in p.types]), # type: ignore[union-attr, attr-defined]

_to_multi_line(p.name_patterns),

_to_multi_line([a.value.upper() for a in p.actions]),

_to_multi_line(sorted(roles)),

_dict_to_multi_line(p.required_tags),

)

def fetch_all_feast_objects(store: FeatureStore) -> list[FeastObject]:

objects: list[FeastObject] = []

objects.extend(store.list_entities())

objects.extend(store.list_all_feature_views()) # type: ignore[arg-type]

objects.extend(store.list_feature_services())

objects.extend(store.list_data_sources())

objects.extend(store.list_validation_references())

objects.extend(store.list_saved_datasets())

objects.extend(store.list_permissions())

return objects

def handle_permissions_check_command(

object: FeastObject, permissions: list[Permission], table: list[Any]

for p in permissions:

if p.match_resource(object):

return

table.append(

[

object.name,

type(object).__name__,

]

)

def handle_permissions_check_command_with_actions(

object: FeastObject, permissions: list[Permission], table: list[Any]

unmatched_actions = ALL_ACTIONS.copy()

for p in permissions:

if p.match_resource(object):

for action in ALL_ACTIONS:

if p.match_actions([action]) and action in unmatched_actions:

unmatched_actions.remove(action)

if unmatched_actions:

table.append(

[

object.name,

type(object).__name__,

_to_multi_line([a.value.upper() for a in unmatched_actions]),

]

)

def fetch_all_permission_roles(permissions: list[Permission]) -> list[str]:

all_roles = set()

for p in permissions:

if isinstance(p.policy, RoleBasedPolicy) and len(p.policy.get_roles()) > 0:

all_roles.update(p.policy.get_roles())

return sorted(all_roles)

def handler_list_all_permissions_roles(permissions: list[Permission], table: list[Any]):

all_roles = fetch_all_permission_roles(permissions)

for role in all_roles:

table.append(

[

role,

]

)

def handler_list_all_permissions_roles_verbose(

objects: list[FeastObject], permissions: list[Permission], table: list[Any]

all_roles = fetch_all_permission_roles(permissions)

for role in all_roles:

for o in objects:

permitted_actions = ALL_ACTIONS.copy()

for action in ALL_ACTIONS:

# Following code is derived from enforcer.enforce_policy but has a different return type and does not raise FeastPermissionError

matching_permissions = [

for p in permissions

if p.match_resource(o) and p.match_actions([action])

]

if matching_permissions:

evaluator = DecisionEvaluator(

len(matching_permissions),

)

for p in matching_permissions:

permission_grant, permission_explanation = (

p.policy.validate_user(user=User(username="", roles=[role]))

)

evaluator.add_grant(

permission_grant,

f"Permission {p.name} denied access: {permission_explanation}",

)

if evaluator.is_decided():

grant, explanations = evaluator.grant()

if not grant:

permitted_actions.remove(action)

break

else:

permitted_actions.remove(action)

table.append(

[

role,

o.name,

type(o).__name__,

_to_multi_line([a.value.upper() for a in permitted_actions]),

]

)

def _to_multi_line(values: list[str]) -> str:

if not values:

return "-"

return "\n".join(values)

def _dict_to_multi_line(values: dict[str, str]) -> str:

if not values:

return "-"

return "\n".join([f"{key} : {value}" for key, value in values.items()])

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