Files
Aether/_deprecated_py_src/api/handlers/base/cli_protocol.py
fawney19 1d9c77522a refactor: 移除 Python 后端源码,全面迁移至 Rust gateway 架构
- 删除全部 Python 源码 (src/) 及 Alembic 迁移脚本,归档至 _deprecated_py_src/
- 重构 Rust gateway ai_pipeline: 拆分 planner/finalize 模块,新增 contracts/adaptation 层
- 重组 handlers 模块为 admin/public/proxy/internal/shared 子模块结构
- 新增 executor 模块,引入 Rust 原生数据库迁移 (aether-data/migrations)
- 简化 CI/Docker 构建流程,移除 base image 二级构建,统一为单一 app image
- 移除 Python 相关基础设施文件 (entrypoint.sh, gunicorn_conf.py, Dockerfile.base)
2026-04-03 16:26:16 +08:00

294 lines
8.6 KiB
Python
Raw Blame History

This file contains ambiguous Unicode characters
This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.
"""
CLI Handler Mixin Protocol -- Mixin 隐式依赖的编译时契约
各 Mixin (CliStreamMixin, CliSyncMixin, CliRequestMixin, CliMonitorMixin,
CliPrefetchMixin, CliEventMixin) 通过 duck typing 访问宿主类的属性和方法。
本模块将这些隐式依赖显式声明为 Protocol使 mypy/pyright 能在编辑期捕获
缺失属性或类型不匹配的错误。
渐进式采用:仅在各 Mixin 的公开方法签名中标注 `self: CliHandlerProtocol`
不修改方法体或私有 helper。
"""
from __future__ import annotations
from typing import (
TYPE_CHECKING,
Any,
Protocol,
runtime_checkable,
)
if TYPE_CHECKING:
from redis import Redis
from sqlalchemy.orm import Session
from src.api.handlers.base.base_handler import MessageTelemetry
from src.api.handlers.base.cli_request_mixin import CliUpstreamRequestResult
from src.api.handlers.base.request_builder import RequestBuilder
from src.api.handlers.base.response_parser import ResponseParser
from src.api.handlers.base.stream_context import StreamContext
from src.models.database import ApiKey, User
@runtime_checkable
class CliHandlerProtocol(Protocol):
"""CLI Handler Mixin 宿主需要满足的属性/方法契约。
声明范围仅覆盖 Mixin 实际引用的 self.xxx不要求宿主实现全部
BaseMessageHandler 接口。
"""
# ------------------------------------------------------------------
# 实例属性 -- 来自 BaseMessageHandler.__init__
# ------------------------------------------------------------------
db: Session
user: User
api_key: ApiKey
request_id: str
client_ip: str
user_agent: str
start_time: float
allowed_api_formats: list[str]
primary_api_format: str
redis: Redis # type: ignore[type-arg]
telemetry: MessageTelemetry
perf_metrics: dict[str, Any] | None
# ------------------------------------------------------------------
# 类属性 -- 来自 CliMessageHandlerBase
# ------------------------------------------------------------------
FORMAT_ID: str
DATA_TIMEOUT: int
EMPTY_CHUNK_THRESHOLD: int
# ------------------------------------------------------------------
# 属性/方法 -- 来自 CliMessageHandlerBase / BaseMessageHandler
# ------------------------------------------------------------------
@property
def parser(self) -> ResponseParser: ...
_request_builder: RequestBuilder
# ------------------------------------------------------------------
# 方法 -- 来自 BaseMessageHandler (被多个 Mixin 引用)
# ------------------------------------------------------------------
def _create_pending_usage(
self,
model: str,
is_stream: bool,
request_type: str = ...,
api_format: str | None = ...,
request_headers: dict[str, Any] | None = ...,
request_body: dict[str, Any] | None = ...,
) -> bool: ...
def _build_request_metadata(
self,
http_request: Any | None = ...,
) -> dict[str, Any] | None: ...
def _merge_scheduling_metadata(
self,
request_metadata: dict[str, Any] | None,
*,
exec_result: Any | None = ...,
selected_key_id: str | None = ...,
candidate_keys: list[Any] | None = ...,
pool_summary: dict[str, Any] | None = ...,
fallback_from_request: bool = ...,
) -> dict[str, Any] | None: ...
def _resolve_capability_requirements(
self,
model_name: str,
request_headers: dict[str, str] | None = ...,
request_body: dict[str, Any] | None = ...,
) -> dict[str, bool]: ...
async def _resolve_preferred_key_ids(
self,
model_name: str,
request_body: dict[str, Any] | None = ...,
) -> list[str] | None: ...
def _update_usage_to_streaming(
self,
request_id: str | None = ...,
) -> None: ...
def _update_usage_to_streaming_with_ctx(
self,
ctx: StreamContext,
) -> None: ...
def _log_request_error(
self,
message: str,
error: Exception,
) -> None: ...
# ------------------------------------------------------------------
# 方法 -- 来自 CliRequestMixin (被 CliStreamMixin / CliSyncMixin 引用)
# ------------------------------------------------------------------
def extract_model_from_request(
self,
request_body: dict[str, Any],
path_params: dict[str, Any] | None = ...,
) -> str: ...
async def _get_mapped_model(
self,
source_model: str,
provider_id: str,
) -> str | None: ...
def apply_mapped_model(
self,
request_body: dict[str, Any],
mapped_model: str,
) -> dict[str, Any]: ...
def prepare_provider_request_body(
self,
request_body: dict[str, Any],
) -> dict[str, Any]: ...
def finalize_provider_request(
self,
request_body: dict[str, Any],
*,
mapped_model: str | None,
provider_api_format: str | None,
) -> dict[str, Any]: ...
def get_model_for_url(
self,
request_body: dict[str, Any],
mapped_model: str | None,
) -> str | None: ...
async def _convert_request_for_cross_format(
self,
request_body: dict[str, Any],
client_api_format: str,
provider_api_format: str,
mapped_model: str | None,
fallback_model: str,
is_stream: bool,
*,
target_variant: str | None = ...,
output_limit: int | None = ...,
) -> tuple[dict[str, Any], str]: ...
async def _build_upstream_request(
self,
*,
provider: Any,
endpoint: Any,
key: Any,
request_body: dict[str, Any],
original_headers: dict[str, str],
query_params: dict[str, str] | None,
client_api_format: str,
provider_api_format: str,
fallback_model: str,
mapped_model: str | None,
client_is_stream: bool,
needs_conversion: bool = ...,
output_limit: int | None = ...,
) -> CliUpstreamRequestResult: ...
def _extract_response_metadata(
self,
response: dict[str, Any],
) -> dict[str, Any]: ...
# ------------------------------------------------------------------
# 方法 -- 来自 CliEventMixin (被 CliStreamMixin / CliPrefetchMixin 引用)
# ------------------------------------------------------------------
def _handle_sse_event(
self,
ctx: StreamContext,
event_name: str | None,
data_str: str,
record_chunk: bool = ...,
) -> None: ...
def _mark_first_output(
self,
ctx: StreamContext,
state: dict[str, bool],
) -> None: ...
def _convert_sse_line(
self,
ctx: StreamContext,
line: str,
events: list[Any],
) -> tuple[list[str], list[dict[str, Any]]]: ...
def _record_converted_chunks(
self,
ctx: StreamContext,
converted_events: list[dict[str, Any]],
) -> None: ...
def _flush_buffer_with_conversion(
self,
ctx: StreamContext,
buffer: bytes,
decoder: Any,
sse_parser: Any,
needs_conversion: bool,
) -> Any: ... # Iterator[bytes]
def _finalize_stream_metadata(
self,
ctx: StreamContext,
) -> None: ...
# ------------------------------------------------------------------
# 方法 -- 来自 CliPrefetchMixin (被 CliStreamMixin 引用)
# ------------------------------------------------------------------
def _flush_remaining_sse_data(
self,
ctx: StreamContext,
buffer: bytes,
decoder: Any,
sse_parser: Any,
*,
record_chunk: bool = ...,
) -> None: ...
def _estimate_tokens_for_incomplete_stream(
self,
ctx: StreamContext,
request_body: dict[str, Any],
) -> None: ...
# ------------------------------------------------------------------
# 方法 -- 来自 CliMonitorMixin (被 CliStreamMixin 引用)
# ------------------------------------------------------------------
async def _create_monitored_stream(
self,
ctx: StreamContext,
stream_generator: Any,
http_request: Any | None = ...,
) -> Any: ...
async def _record_stream_stats(
self,
ctx: StreamContext,
original_headers: dict[str, str],
original_request_body: dict[str, Any],
) -> None: ...
async def _record_stream_failure(
self,
ctx: StreamContext,
error: Exception,
original_headers: dict[str, str],
original_request_body: dict[str, Any],
) -> None: ...