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feature_services.py
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148 lines (128 loc) · 5.09 KB
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from typing import Dict
from fastapi import APIRouter, Depends, Query
from feast.api.registry.rest.codegen_utils import render_feature_service_code
from feast.api.registry.rest.rest_utils import (
aggregate_across_projects,
create_grpc_pagination_params,
create_grpc_sorting_params,
get_object_relationships,
get_pagination_params,
get_relationships_for_objects,
get_sorting_params,
grpc_call,
parse_tags,
)
from feast.protos.feast.registry import RegistryServer_pb2
def get_feature_service_router(grpc_handler) -> APIRouter:
router = APIRouter()
@router.get("/feature_services")
def list_feature_services(
project: str = Query(...),
include_relationships: bool = Query(
False, description="Include relationships for each feature service"
),
allow_cache: bool = Query(default=True),
feature_view: str = Query(
None, description="Filter feature services by feature view name"
),
tags: Dict[str, str] = Depends(parse_tags),
pagination_params: dict = Depends(get_pagination_params),
sorting_params: dict = Depends(get_sorting_params),
):
req = RegistryServer_pb2.ListFeatureServicesRequest(
project=project,
allow_cache=allow_cache,
tags=tags,
feature_view=feature_view,
pagination=create_grpc_pagination_params(pagination_params),
sorting=create_grpc_sorting_params(sorting_params),
)
response = grpc_call(grpc_handler.ListFeatureServices, req)
feature_services = response.get("featureServices", [])
result = {
"featureServices": feature_services,
"pagination": response.get("pagination", {}),
}
if include_relationships:
relationships = get_relationships_for_objects(
grpc_handler, feature_services, "featureService", project, allow_cache
)
result["relationships"] = relationships
return result
@router.get("/feature_services/all")
def list_feature_services_all(
allow_cache: bool = Query(default=True),
page: int = Query(1, ge=1),
limit: int = Query(50, ge=1, le=100),
sort_by: str = Query(None),
sort_order: str = Query("asc"),
include_relationships: bool = Query(
False, description="Include relationships for each feature service"
),
):
return aggregate_across_projects(
grpc_handler=grpc_handler,
list_method=grpc_handler.ListFeatureServices,
request_cls=RegistryServer_pb2.ListFeatureServicesRequest,
response_key="featureServices",
object_type="featureService",
allow_cache=allow_cache,
page=page,
limit=limit,
sort_by=sort_by,
sort_order=sort_order,
include_relationships=include_relationships,
)
@router.get("/feature_services/{name}")
def get_feature_service(
name: str,
project: str = Query(...),
include_relationships: bool = Query(
False, description="Include relationships for this feature service"
),
allow_cache: bool = Query(default=True),
):
req = RegistryServer_pb2.GetFeatureServiceRequest(
name=name,
project=project,
allow_cache=allow_cache,
)
feature_service = grpc_call(grpc_handler.GetFeatureService, req)
result = feature_service
if include_relationships:
relationships = get_object_relationships(
grpc_handler, "featureService", name, project, allow_cache
)
result["relationships"] = relationships
if result:
spec = result.get("spec", result)
name = spec.get("name") or result.get("name") or "default_feature_service"
projections = spec.get("features", [])
if not isinstance(projections, list):
projections = []
features_exprs = []
for proj in projections:
if isinstance(proj, dict):
view_name = proj.get("name")
feature_names = proj.get("features", [])
else:
view_name = str(proj)
feature_names = []
if not view_name:
continue
if feature_names:
feature_list = ", ".join([repr(f) for f in feature_names])
features_exprs.append(f"{view_name}[[{feature_list}]]")
else:
features_exprs.append(view_name)
features_str = ", ".join(features_exprs)
context = {
"name": name,
"features": features_str,
"tags": spec.get("tags", {}),
"description": spec.get("description", ""),
"logging_config": spec.get("loggingConfig"),
}
result["featureDefinition"] = render_feature_service_code(context)
return result
return router