Files
xiaoxia-saas/packages/config/api_settings.py
T
xiaoxia-agent d11d642f97 feat(#1895): P4 points_gate 扣费中间件接入 AI 路由(默认关闭)
- 新增 packages/middleware/points_gate.py:提供 _is_active_member、_insufficient_points 工具和 points_deduction contextmanager
- APISettings 新增 POINTS_ENABLED 开关(默认 False)
- 接入扣费端点:
  * tts.py: POST /synthesize、POST /preview(ai_voice,按文本长度粗估时长)
  * generation_tasks.py: POST /tasks(ai_video,按变体数扣费;免费用户每日2条免费额度,异常按单条/批量退款)
  * generation_preview.py: POST /preview(ai_video,预览同样扣费,异常退款)
  * lipsync.py: POST /jobs(ai_digital_human,按次15积分兜底)
  * ai_avatar_render.py: POST /render(ai_digital_human)
  * voice_clones.py: POST /、POST /{clone_id}/retry 打点(voice_clone_train=0积分,不退款)
  * generation_cover.py: POST /generate-cover(ai_cover,upload 类型不扣费)
  * ai.py: POST /titles/generate(ai_title,新增加鉴权)
- auth.py: 注册成功后赠送 50 积分(POINTS_ENABLED 开启时)
- POINTS_ENABLED 默认 false,不影响现有功能
- 单测 15128 passed
2026-09-15 12:09:59 +08:00

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"""API 服务配置 — 继承 SharedSettings,只追加 API 特有字段。
通用配置统一在 packages/config/base.py 的 SharedSettings 中定义,这里不重复。
历史上 API 端使用 UPPER_CASE 命名风格的字段,目前通过 property 别名向后兼容。
新代码统一使用 snake_case(继承自 SharedSettings)。
"""
import os
from typing import Optional
from pydantic import AliasChoices, Field, field_validator
from pydantic_settings import SettingsConfigDict
from packages.config.base import SharedSettings, get_cached_settings
class APISettings(SharedSettings):
"""API 服务专用配置。
通用配置继承自 SharedSettings,这里只定义 API 独有字段。
"""
# ── 应用基本信息 ────────────────────────────────────────────────────
app_name: str = "xiaoxia-saas"
app_version: str = "0.1.61"
# 应用基础 URL,用于生成认证邮件中的链接
app_base_url: str = "http://localhost:3000"
# Container bind address; external expose is controlled by Docker/Nginx.
api_host: str = "0.0.0.0" # nosec: B104
api_port: int = 8000
# ── 数据库特有 ──────────────────────────────────────────────────────
use_in_memory_db: bool = False
# ── Redis 特有 ──────────────────────────────────────────────────────
enable_redis_sessions: bool = False
# ── JWT ────────────────────────────────────────────────────────────
# JWT secret key - MUST be set via environment variable, no default allowed
jwt_secret_key: Optional[str] = None
# JWT 算法与过期时间
jwt_algorithm: str = "HS256"
jwt_access_token_expire_minutes: int = 30
jwt_refresh_token_expire_days: int = 30
@field_validator("jwt_secret_key", mode="before")
@classmethod
def validate_jwt_secret_key(cls, v):
if v is None or v == "":
raise ValueError(
"JWT_SECRET_KEY must be set via environment variable. " "Do not use default value in production!"
)
# Block known insecure default values
insecure_defaults = [
"your-secret-key-change-in-production",
"your-secret-key",
"secret",
"changeme",
"password",
]
if v.lower() in [d.lower() for d in insecure_defaults]:
raise ValueError(
f"JWT_SECRET_KEY '{v}' is insecure. " "Please set a strong random secret via environment variable."
)
return v
# ── 邮件 ────────────────────────────────────────────────────────────
enable_email_delivery: bool = False
smtp_host: str = "smtp.gmail.com"
smtp_port: int = 587
smtp_user: str = ""
smtp_password: str = ""
smtp_from_email: str = ""
smtp_from_name: str = "小虾 SaaS"
smtp_use_tls: bool = True
# ── OSS 特有校验 ────────────────────────────────────────────────────
@field_validator("oss_access_key_id", mode="before")
@classmethod
def validate_oss_access_key_id(cls, v):
if (v is None or v == "") and os.getenv("APP_ENV", "development") != "development":
raise ValueError(
"OSS_ACCESS_KEY_ID must be set via environment variable in non-development environments. "
"Check the server .env file (e.g. /var/lib/xiaoxia-saas-staging/.env)."
)
return v or ""
@field_validator("oss_access_key_secret", mode="before")
@classmethod
def validate_oss_access_key_secret(cls, v):
if (v is None or v == "") and os.getenv("APP_ENV", "development") != "development":
raise ValueError(
"OSS_ACCESS_KEY_SECRET must be set via environment variable in non-development environments. "
"Check the server .env file (e.g. /var/lib/xiaoxia-saas-staging/.env)."
)
return v or ""
oss_direct_upload_max_mb: int = Field(
default=2000,
validation_alias=AliasChoices("oss_direct_upload_max_mb", "max_upload_size_mb"),
)
# ── CORS ────────────────────────────────────────────────────────────
cors_origins_raw: str = "http://localhost:3000,http://localhost:5173,http://localhost:8000"
# ── 渲染引擎 ────────────────────────────────────────────────────────
# 渲染引擎选择:legacy=旧VideoComposeService,unified=新UnifiedRenderService
render_engine: str = "legacy"
# ── 会员积分系统开关 ────────────────────────────────────────────────
# 默认关闭,开发/测试期不实际扣费;上线时通过 POINTS_ENABLED=true 开启
points_enabled: bool = False
model_config = SettingsConfigDict(
env_file=".env",
env_file_encoding="utf-8",
case_sensitive=False,
extra="ignore",
)
@property
def cors_origins(self) -> list[str]:
return [origin.strip() for origin in self.cors_origins_raw.split(",") if origin.strip()]
# ── 向后兼容:UPPER_CASE property 别名 ──────────────────────────────
# 新代码请使用 snake_case(继承的字段名),以下别名仅用于兼容旧代码
@property
def APP_NAME(self) -> str:
return self.app_name
@property
def APP_VERSION(self) -> str:
return self.app_version
@property
def ENVIRONMENT(self) -> str:
return self.environment
@property
def DEBUG(self) -> bool:
return self.debug
@property
def APP_BASE_URL(self) -> str:
return self.app_base_url
@property
def API_HOST(self) -> str:
return self.api_host
@property
def API_PORT(self) -> int:
return self.api_port
@property
def DATABASE_URL(self) -> str:
return self.database_url
@property
def DATABASE_POOL_SIZE(self) -> int:
return self.database_pool_size
@property
def DATABASE_MAX_OVERFLOW(self) -> int:
return self.database_max_overflow
@property
def DATABASE_POOL_TIMEOUT(self) -> int:
return self.database_pool_timeout
@property
def DATABASE_POOL_RECYCLE(self) -> int:
return self.database_pool_recycle
@property
def USE_IN_MEMORY_DB(self) -> bool:
return self.use_in_memory_db
@property
def AUTO_CREATE_SCHEMA(self) -> bool:
return self.auto_create_schema
@property
def REDIS_URL(self) -> str:
return self.redis_url
@property
def ENABLE_REDIS_SESSIONS(self) -> bool:
return self.enable_redis_sessions
@property
def JWT_SECRET_KEY(self) -> Optional[str]:
return self.jwt_secret_key
@property
def JWT_ALGORITHM(self) -> str:
return self.jwt_algorithm
@property
def JWT_ACCESS_TOKEN_EXPIRE_MINUTES(self) -> int:
return self.jwt_access_token_expire_minutes
@property
def JWT_REFRESH_TOKEN_EXPIRE_DAYS(self) -> int:
return self.jwt_refresh_token_expire_days
@property
def ENABLE_EMAIL_DELIVERY(self) -> bool:
return self.enable_email_delivery
@property
def SMTP_HOST(self) -> str:
return self.smtp_host
@property
def SMTP_PORT(self) -> int:
return self.smtp_port
@property
def SMTP_USER(self) -> str:
return self.smtp_user
@property
def SMTP_PASSWORD(self) -> str:
return self.smtp_password
@property
def SMTP_FROM_EMAIL(self) -> str:
return self.smtp_from_email
@property
def SMTP_FROM_NAME(self) -> str:
return self.smtp_from_name
@property
def SMTP_USE_TLS(self) -> bool:
return self.smtp_use_tls
@property
def CELERY_BROKER_URL(self) -> str:
return self.celery_broker_url
@property
def CELERY_RESULT_BACKEND(self) -> str:
return self.celery_result_backend
@property
def OSS_ENDPOINT(self) -> str:
return self.oss_endpoint
@property
def OSS_ACCESS_KEY_ID(self) -> str:
return self.oss_access_key_id
@property
def OSS_ACCESS_KEY_SECRET(self) -> str:
return self.oss_access_key_secret
@property
def OSS_BUCKET_NAME(self) -> str:
return self.oss_bucket_name
@property
def OSS_DIRECT_UPLOAD_MAX_MB(self) -> int:
return self.oss_direct_upload_max_mb
@property
def OSS_DIRECT_UPLOAD_EXPIRE_SECONDS(self) -> int:
return self.oss_direct_upload_expire_seconds
@property
def CORS_ORIGINS_RAW(self) -> str:
return self.cors_origins_raw
@property
def CORS_ORIGINS(self) -> list[str]:
return self.cors_origins
@property
def RENDER_ENGINE(self) -> str:
return self.render_engine
@property
def POINTS_ENABLED(self) -> bool:
return self.points_enabled
def get_api_settings() -> APISettings:
"""获取 API 配置单例(统一入口)。"""
return get_cached_settings(APISettings)