llama-stack-mirror/llama_stack/distribution/stack.py
Ashwin Bharambe 12947ac19e
Kill "remote" providers and fix testing with a remote stack properly (#435)
# What does this PR do?

This PR kills the notion of "pure passthrough" remote providers. You
cannot specify a single provider you must specify a whole distribution
(stack) as remote.

This PR also significantly fixes / upgrades testing infrastructure so
you can now test against a remotely hosted stack server by just doing

```bash
pytest -s -v -m remote  test_agents.py \
  --inference-model=Llama3.1-8B-Instruct --safety-shield=Llama-Guard-3-1B \
  --env REMOTE_STACK_URL=http://localhost:5001
```

Also fixed `test_agents_persistence.py` (which was broken) and killed
some deprecated testing functions.

## Test Plan

All the tests.
2024-11-12 21:51:29 -08:00

107 lines
3.6 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.
from typing import Any, Dict
from termcolor import colored
from llama_models.llama3.api.datatypes import * # noqa: F403
from llama_stack.apis.agents import * # noqa: F403
from llama_stack.apis.datasets import * # noqa: F403
from llama_stack.apis.datasetio import * # noqa: F403
from llama_stack.apis.scoring import * # noqa: F403
from llama_stack.apis.scoring_functions import * # noqa: F403
from llama_stack.apis.eval import * # noqa: F403
from llama_stack.apis.inference import * # noqa: F403
from llama_stack.apis.batch_inference import * # noqa: F403
from llama_stack.apis.memory import * # noqa: F403
from llama_stack.apis.telemetry import * # noqa: F403
from llama_stack.apis.post_training import * # noqa: F403
from llama_stack.apis.synthetic_data_generation import * # noqa: F403
from llama_stack.apis.safety import * # noqa: F403
from llama_stack.apis.models import * # noqa: F403
from llama_stack.apis.memory_banks import * # noqa: F403
from llama_stack.apis.shields import * # noqa: F403
from llama_stack.apis.inspect import * # noqa: F403
from llama_stack.apis.eval_tasks import * # noqa: F403
from llama_stack.distribution.datatypes import StackRunConfig
from llama_stack.distribution.distribution import get_provider_registry
from llama_stack.distribution.resolver import ProviderRegistry, resolve_impls
from llama_stack.distribution.store.registry import create_dist_registry
from llama_stack.providers.datatypes import Api
class LlamaStack(
MemoryBanks,
Inference,
BatchInference,
Agents,
Safety,
SyntheticDataGeneration,
Datasets,
Telemetry,
PostTraining,
Memory,
Eval,
EvalTasks,
Scoring,
ScoringFunctions,
DatasetIO,
Models,
Shields,
Inspect,
):
pass
RESOURCES = [
("models", Api.models, "register_model", "list_models"),
("shields", Api.shields, "register_shield", "list_shields"),
("memory_banks", Api.memory_banks, "register_memory_bank", "list_memory_banks"),
("datasets", Api.datasets, "register_dataset", "list_datasets"),
(
"scoring_fns",
Api.scoring_functions,
"register_scoring_function",
"list_scoring_functions",
),
("eval_tasks", Api.eval_tasks, "register_eval_task", "list_eval_tasks"),
]
async def register_resources(run_config: StackRunConfig, impls: Dict[Api, Any]):
for rsrc, api, register_method, list_method in RESOURCES:
objects = getattr(run_config, rsrc)
if api not in impls:
continue
method = getattr(impls[api], register_method)
for obj in objects:
await method(**obj.model_dump())
method = getattr(impls[api], list_method)
for obj in await method():
print(
f"{rsrc.capitalize()}: {colored(obj.identifier, 'white', attrs=['bold'])} served by {colored(obj.provider_id, 'white', attrs=['bold'])}",
)
print("")
# Produces a stack of providers for the given run config. Not all APIs may be
# asked for in the run config.
async def construct_stack(
run_config: StackRunConfig, provider_registry: Optional[ProviderRegistry] = None
) -> Dict[Api, Any]:
dist_registry, _ = await create_dist_registry(
run_config.metadata_store, run_config.image_name
)
impls = await resolve_impls(
run_config, provider_registry or get_provider_registry(), dist_registry
)
await register_resources(run_config, impls)
return impls