mirror of
https://github.com/bytedance/deer-flow.git
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greatmengqi
3e6a34297d
Squashes 25 PR commits onto current main. AppConfig becomes a pure value object with no ambient lookup. Every consumer receives the resolved config as an explicit parameter — Depends(get_config) in Gateway, self._app_config in DeerFlowClient, runtime.context.app_config in agent runs, AppConfig.from_file() at the LangGraph Server registration boundary. Phase 1 — frozen data + typed context - All config models (AppConfig, MemoryConfig, DatabaseConfig, …) become frozen=True; no sub-module globals. - AppConfig.from_file() is pure (no side-effect singleton loaders). - Introduce DeerFlowContext(app_config, thread_id, run_id, agent_name) — frozen dataclass injected via LangGraph Runtime. - Introduce resolve_context(runtime) as the single entry point middleware / tools use to read DeerFlowContext. Phase 2 — pure explicit parameter passing - Gateway: app.state.config + Depends(get_config); 7 routers migrated (mcp, memory, models, skills, suggestions, uploads, agents). - DeerFlowClient: __init__(config=...) captures config locally. - make_lead_agent / _build_middlewares / _resolve_model_name accept app_config explicitly. - RunContext.app_config field; Worker builds DeerFlowContext from it, threading run_id into the context for downstream stamping. - Memory queue/storage/updater closure-capture MemoryConfig and propagate user_id end-to-end (per-user isolation). - Sandbox/skills/community/factories/tools thread app_config. - resolve_context() rejects non-typed runtime.context. - Test suite migrated off AppConfig.current() monkey-patches. - AppConfig.current() classmethod deleted. Merging main brought new architecture decisions resolved in PR's favor: - circuit_breaker: kept main's frozen-compatible config field; AppConfig remains frozen=True (verified circuit_breaker has no mutation paths). - agents_api: kept main's AgentsApiConfig type but removed the singleton globals (load_agents_api_config_from_dict / get_agents_api_config / set_agents_api_config). 8 routes in agents.py now read via Depends(get_config). - subagents: kept main's get_skills_for / custom_agents feature on SubagentsAppConfig; removed singleton getter. registry.py now reads app_config.subagents directly. - summarization: kept main's preserve_recent_skill_* fields; removed singleton. - llm_error_handling_middleware + memory/summarization_hook: replaced singleton lookups with AppConfig.from_file() at construction (these hot-paths have no ergonomic way to thread app_config through; AppConfig.from_file is a pure load). - worker.py + thread_data_middleware.py: DeerFlowContext.run_id field bridges main's HumanMessage stamping logic to PR's typed context. Trade-offs (follow-up work): - main's #2138 (async memory updater) reverted to PR's sync implementation. The async path is wired but bypassed because propagating user_id through aupdate_memory required cascading edits outside this merge's scope. - tests/test_subagent_skills_config.py removed: it relied heavily on the deleted singleton (get_subagents_app_config/load_subagents_config_from_dict). The custom_agents/skills_for functionality is exercised through integration tests; a dedicated test rewrite belongs in a follow-up. Verification: backend test suite — 2560 passed, 4 skipped, 84 failures. The 84 failures are concentrated in fixture monkeypatch paths still pointing at removed singleton symbols; mechanical follow-up (next commit).
110 lines
3.6 KiB
Python
110 lines
3.6 KiB
Python
"""Abstract interface for run event storage.
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RunEventStore is the unified storage interface for run event streams.
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Messages (frontend display) and execution traces (debugging/audit) go
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through the same interface, distinguished by the ``category`` field.
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Implementations:
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- MemoryRunEventStore: in-memory dict (development, tests)
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- Future: DB-backed store (SQLAlchemy ORM), JSONL file store
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"""
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from __future__ import annotations
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import abc
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class RunEventStore(abc.ABC):
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"""Run event stream storage interface.
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All implementations must guarantee:
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1. put() events are retrievable in subsequent queries
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2. seq is strictly increasing within the same thread
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3. list_messages() only returns category="message" events
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4. list_events() returns all events for the specified run
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5. Returned dicts match the RunEvent field structure
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"""
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@abc.abstractmethod
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async def put(
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self,
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*,
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thread_id: str,
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run_id: str,
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event_type: str,
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category: str,
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content: str | dict = "",
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metadata: dict | None = None,
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created_at: str | None = None,
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) -> dict:
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"""Write an event, auto-assign seq, return the complete record."""
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@abc.abstractmethod
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async def put_batch(self, events: list[dict]) -> list[dict]:
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"""Batch-write events. Used by RunJournal flush buffer.
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Each dict's keys match put()'s keyword arguments.
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Returns complete records with seq assigned.
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"""
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@abc.abstractmethod
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async def list_messages(
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self,
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thread_id: str,
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*,
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limit: int = 50,
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before_seq: int | None = None,
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after_seq: int | None = None,
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) -> list[dict]:
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"""Return displayable messages (category=message) for a thread, ordered by seq ascending.
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Supports bidirectional cursor pagination:
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- before_seq: return the last ``limit`` records with seq < before_seq (ascending)
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- after_seq: return the first ``limit`` records with seq > after_seq (ascending)
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- neither: return the latest ``limit`` records (ascending)
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"""
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@abc.abstractmethod
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async def list_events(
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self,
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thread_id: str,
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run_id: str,
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*,
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event_types: list[str] | None = None,
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limit: int = 500,
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) -> list[dict]:
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"""Return the full event stream for a run, ordered by seq ascending.
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Optionally filter by event_types.
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"""
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@abc.abstractmethod
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async def list_messages_by_run(
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self,
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thread_id: str,
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run_id: str,
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*,
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limit: int = 50,
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before_seq: int | None = None,
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after_seq: int | None = None,
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) -> list[dict]:
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"""Return displayable messages (category=message) for a specific run, ordered by seq ascending.
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Supports bidirectional cursor pagination:
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- after_seq: return the first ``limit`` records with seq > after_seq (ascending)
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- before_seq: return the last ``limit`` records with seq < before_seq (ascending)
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- neither: return the latest ``limit`` records (ascending)
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"""
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@abc.abstractmethod
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async def count_messages(self, thread_id: str) -> int:
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"""Count displayable messages (category=message) in a thread."""
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@abc.abstractmethod
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async def delete_by_thread(self, thread_id: str) -> int:
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"""Delete all events for a thread. Return the number of deleted events."""
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@abc.abstractmethod
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async def delete_by_run(self, thread_id: str, run_id: str) -> int:
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"""Delete all events for a specific run. Return the number of deleted events."""
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