105 lines
3.4 KiB
Python
105 lines
3.4 KiB
Python
from pydantic_settings import BaseSettings, SettingsConfigDict
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class Settings(BaseSettings):
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model_config = SettingsConfigDict(env_file=".env", env_file_encoding="utf-8")
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APP_NAME: str = "VideoGen API"
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APP_VERSION: str = "1.0.0"
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DEBUG: bool = False
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SECRET_KEY: str = "change-me"
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DATABASE_URL: str = "sqlite+aiosqlite:///./videogen.db"
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REDIS_URL: str = "" # Leave empty to disable Redis (rate limiting, captcha)
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JWT_ALGORITHM: str = "HS256"
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JWT_EXPIRE_MINUTES: int = 1440
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JWT_EXPIRE_REMEMBER_MINUTES: int = 10080
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SEEDANCE_API_KEY: str = ""
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SEEDANCE_API_BASE: str = "https://ark.cn-beijing.volces.com/api/v3"
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SEEDANCE_CALLBACK_URL: str = ""
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LLM_API_BASE: str = "https://api.openai.com/v1"
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LLM_API_KEY: str = ""
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LLM_MODEL: str = "gpt-4o"
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LLM_MOCK: bool = True
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ENCRYPTION_KEY: str = "changeme-32bytes-base64-key-here!!"
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# SMS settings
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SMS_API_URL: str = ""
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SMS_API_KEY: str = ""
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SMS_SIGN_NAME: str = "VideoGen"
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SMS_TEMPLATE_CODE: str = "SMS_001"
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SMS_MOCK: bool = True
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# Payment settings
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WECHAT_MCH_ID: str = ""
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WECHAT_API_KEY: str = ""
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WECHAT_CERT_PATH: str = ""
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ALIPAY_APP_ID: str = ""
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ALIPAY_PRIVATE_KEY: str = ""
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ALIPAY_PUBLIC_KEY: str = ""
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PAYMENT_MOCK: bool = True
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STORAGE_TYPE: str = "local"
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STORAGE_LOCAL_PATH: str = "./storage/generate/videos"
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STORAGE_IMAGE_LOCAL_PATH: str = "./storage/generate/images"
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STORAGE_VIDEO_COVER_LOCAL_PATH: str = "./storage/generate/covers"
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UPLOAD_LOCAL_PATH: str = "./storage/uploads"
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# 本地视频封面截帧配置。
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# 说明：
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# - FFMPEG_BIN 为空时自动从系统 PATH 查找 ffmpeg / ffmpeg.exe。
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# - VIDEO_COVER_TIMEOUT_SECONDS 必须较短，避免 ffmpeg 异常卡住下载 worker。
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FFMPEG_BIN: str = ""
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VIDEO_COVER_SEEK_TIME: str = "00:00:01"
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VIDEO_COVER_FALLBACK_SEEK_TIME: str = "00:00:00"
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VIDEO_COVER_WIDTH: int = 720
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VIDEO_COVER_TIMEOUT_SECONDS: int = 15
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VIDEO_COVER_FORMAT: str = "jpg"
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CAPTCHA_ENABLED: bool = True
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BASE_URL: str = "http://ceshi.apiforeign.minzhong.cn"
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CORS_ORIGINS: list[str] = ["*"]
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RATE_LIMIT_ENABLED: bool = True
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# ChatAPI async generation pipeline settings
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CELERY_BROKER_URL: str = ""
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CELERY_RESULT_BACKEND: str = ""
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CHATAPI_REQUEST_TIMEOUT_SECONDS: int = 120
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CHATAPI_VIDEO_FPS: float = 0.5
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CHATAPI_ASYNC_MAX_RETRIES: int = 3
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CHATAPI_ASYNC_RETRY_BACKOFF_SECONDS: int = 30
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CHATAPI_ASYNC_POLL_INTERVAL_SECONDS: int = 30
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CHATAPI_ASYNC_IMAGE_DEADLINE_MINUTES: int = 10
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CHATAPI_ASYNC_VIDEO_DEADLINE_MINUTES: int = 30
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# Distributed provider concurrency limits. 0 means disabled/no-op.
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ARK_CHAT_PROMPT_MAX_CONCURRENCY: int = 20
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ARK_IMAGE_CREATE_MAX_CONCURRENCY: int = 10
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ARK_VIDEO_CREATE_MAX_CONCURRENCY: int = 10
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ARK_IMAGE_POLL_MAX_CONCURRENCY: int = 50
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ARK_VIDEO_POLL_MAX_CONCURRENCY: int = 50
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RESULT_DOWNLOAD_MAX_CONCURRENCY: int = 10
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PROVIDER_LIMIT_WAIT_TIMEOUT_SECONDS: float = 30.0
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PROVIDER_LIMIT_TOKEN_TTL_SECONDS: int = 600
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CELERY_DB_POOL_SIZE: int = 1
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CELERY_DB_MAX_OVERFLOW: int = 1
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CELERY_DB_POOL_TIMEOUT: int = 30
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CELERY_DB_POOL_RECYCLE: int = 1800
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RESOURCE_SIGN_SECRET: str = "resource-signature-secret-key-for-API-authentication"
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RESOURCE_SIGN_EXPIRE_SECONDS: int = 60
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RESOURCE_SIGN_ARG_EXPIRE: str = "exp"
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RESOURCE_SIGN_ARG_SIGNATURE: str = "sign"
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settings = Settings()
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