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2024-12-16
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from functools import lru_cache
from typing import Annotated
from fastapi import Depends, HTTPException, status
from fastapi.security import HTTPAuthorizationCredentials, HTTPBearer
from faster_whisper_server.config import Config
from faster_whisper_server.model_manager import PiperModelManager, WhisperModelManager
@lru_cache
def get_config() -> Config:
return Config()
ConfigDependency = Annotated[Config, Depends(get_config)]
@lru_cache
def get_model_manager() -> WhisperModelManager:
config = get_config() # HACK
return WhisperModelManager(config.whisper)
ModelManagerDependency = Annotated[WhisperModelManager, Depends(get_model_manager)]
@lru_cache
def get_piper_model_manager() -> PiperModelManager:
config = get_config() # HACK
return PiperModelManager(config.whisper.ttl) # HACK
PiperModelManagerDependency = Annotated[PiperModelManager, Depends(get_piper_model_manager)]
security = HTTPBearer()
async def verify_api_key(
config: ConfigDependency, credentials: Annotated[HTTPAuthorizationCredentials, Depends(security)]
) -> None:
if credentials.credentials != config.api_key:
raise HTTPException(status_code=status.HTTP_403_FORBIDDEN)
ApiKeyDependency = Depends(verify_api_key)