llama-stack/llama_stack/providers/tests/resolver.py
Yuan Tang 34ab7a3b6c
Fix precommit check after moving to ruff (#927)
Lint check in main branch is failing. This fixes the lint check after we
moved to ruff in https://github.com/meta-llama/llama-stack/pull/921. We
need to move to a `ruff.toml` file as well as fixing and ignoring some
additional checks.

Signed-off-by: Yuan Tang <terrytangyuan@gmail.com>
2025-02-02 06:46:45 -08:00

101 lines
3.9 KiB
Python

# Copyright (c) Meta Platforms, Inc. and affiliates.
# All rights reserved.
#
# This source code is licensed under the terms described in the LICENSE file in
# the root directory of this source tree.
import json
import tempfile
from typing import Any, Dict, List, Optional
from pydantic import BaseModel
from llama_stack.apis.datasets import DatasetInput
from llama_stack.apis.eval_tasks import EvalTaskInput
from llama_stack.apis.models import ModelInput
from llama_stack.apis.scoring_functions import ScoringFnInput
from llama_stack.apis.shields import ShieldInput
from llama_stack.apis.tools import ToolGroupInput
from llama_stack.apis.vector_dbs import VectorDBInput
from llama_stack.distribution.build import print_pip_install_help
from llama_stack.distribution.configure import parse_and_maybe_upgrade_config
from llama_stack.distribution.datatypes import Provider, StackRunConfig
from llama_stack.distribution.distribution import get_provider_registry
from llama_stack.distribution.request_headers import set_request_provider_data
from llama_stack.distribution.resolver import resolve_remote_stack_impls
from llama_stack.distribution.stack import construct_stack
from llama_stack.providers.datatypes import Api, RemoteProviderConfig
from llama_stack.providers.utils.kvstore.config import SqliteKVStoreConfig
class TestStack(BaseModel):
impls: Dict[Api, Any]
run_config: StackRunConfig
async def construct_stack_for_test(
apis: List[Api],
providers: Dict[str, List[Provider]],
provider_data: Optional[Dict[str, Any]] = None,
models: Optional[List[ModelInput]] = None,
shields: Optional[List[ShieldInput]] = None,
vector_dbs: Optional[List[VectorDBInput]] = None,
datasets: Optional[List[DatasetInput]] = None,
scoring_fns: Optional[List[ScoringFnInput]] = None,
eval_tasks: Optional[List[EvalTaskInput]] = None,
tool_groups: Optional[List[ToolGroupInput]] = None,
) -> TestStack:
sqlite_file = tempfile.NamedTemporaryFile(delete=False, suffix=".db")
run_config = dict(
image_name="test-fixture",
apis=apis,
providers=providers,
metadata_store=SqliteKVStoreConfig(db_path=sqlite_file.name),
models=models or [],
shields=shields or [],
vector_dbs=vector_dbs or [],
datasets=datasets or [],
scoring_fns=scoring_fns or [],
eval_tasks=eval_tasks or [],
tool_groups=tool_groups or [],
)
run_config = parse_and_maybe_upgrade_config(run_config)
try:
remote_config = remote_provider_config(run_config)
if not remote_config:
# TODO: add to provider registry by creating interesting mocks or fakes
impls = await construct_stack(run_config, get_provider_registry())
else:
# we don't register resources for a remote stack as part of the fixture setup
# because the stack is already "up". if a test needs to register resources, it
# can do so manually always.
impls = await resolve_remote_stack_impls(remote_config, run_config.apis)
test_stack = TestStack(impls=impls, run_config=run_config)
except ModuleNotFoundError as e:
print_pip_install_help(providers)
raise e
if provider_data:
set_request_provider_data({"X-LlamaStack-Provider-Data": json.dumps(provider_data)})
return test_stack
def remote_provider_config(
run_config: StackRunConfig,
) -> Optional[RemoteProviderConfig]:
remote_config = None
has_non_remote = False
for api_providers in run_config.providers.values():
for provider in api_providers:
if provider.provider_type == "test::remote":
remote_config = RemoteProviderConfig(**provider.config)
else:
has_non_remote = True
if remote_config:
assert not has_non_remote, "Remote stack cannot have non-remote providers"
return remote_config