12c4e1ca9c
Completed Tasks (T027-T032): - ✅ FastAPI application with structured logging, CORS, global error handlers - ✅ Pydantic Settings for environment configuration - ✅ SQLAlchemy async engine with session management - ✅ Alembic migration environment setup - ✅ Redis async client with connection pooling - ✅ gRPC SDK Bridge client (placeholder - awaiting protobuf generation) Next: JWT utilities, middleware, database models 🤖 Generated with Claude Code
96 lines
3.0 KiB
Python
96 lines
3.0 KiB
Python
"""
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Configuration management using Pydantic Settings
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Loads configuration from environment variables
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"""
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from pydantic_settings import BaseSettings
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from typing import List
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import os
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class Settings(BaseSettings):
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"""Application settings loaded from environment variables"""
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# API Configuration
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API_HOST: str = "0.0.0.0"
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API_PORT: int = 8000
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API_TITLE: str = "Geutebruck Cross-Switching API"
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API_VERSION: str = "1.0.0"
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ENVIRONMENT: str = "development" # development, production
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# GeViScope SDK Bridge (gRPC)
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SDK_BRIDGE_HOST: str = "localhost"
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SDK_BRIDGE_PORT: int = 50051
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# GeViServer Connection (used by SDK Bridge)
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GEVISERVER_HOST: str = "localhost"
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GEVISERVER_USERNAME: str = "sysadmin"
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GEVISERVER_PASSWORD: str = "masterkey"
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# Database (PostgreSQL)
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DATABASE_URL: str = "postgresql+asyncpg://geutebruck:geutebruck@localhost:5432/geutebruck_api"
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DATABASE_POOL_SIZE: int = 20
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DATABASE_MAX_OVERFLOW: int = 10
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# Redis
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REDIS_HOST: str = "localhost"
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REDIS_PORT: int = 6379
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REDIS_DB: int = 0
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REDIS_PASSWORD: str = ""
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REDIS_MAX_CONNECTIONS: int = 50
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# JWT Authentication
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JWT_SECRET_KEY: str = "change-this-to-a-secure-random-key-in-production"
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JWT_ALGORITHM: str = "HS256"
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JWT_ACCESS_TOKEN_EXPIRE_MINUTES: int = 60
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JWT_REFRESH_TOKEN_EXPIRE_DAYS: int = 7
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# Logging
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LOG_LEVEL: str = "INFO"
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LOG_FORMAT: str = "json" # json or console
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# Security
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ALLOWED_HOSTS: str = "*"
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CORS_ORIGINS: List[str] = ["http://localhost:3000", "http://localhost:8080"]
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# Cache Settings
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CACHE_CAMERA_LIST_TTL: int = 60 # seconds
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CACHE_MONITOR_LIST_TTL: int = 60 # seconds
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# Rate Limiting
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RATE_LIMIT_ENABLED: bool = True
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RATE_LIMIT_PER_MINUTE: int = 60
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class Config:
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env_file = ".env"
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env_file_encoding = "utf-8"
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case_sensitive = True
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@property
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def sdk_bridge_url(self) -> str:
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"""Get SDK Bridge gRPC URL"""
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return f"{self.SDK_BRIDGE_HOST}:{self.SDK_BRIDGE_PORT}"
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@property
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def redis_url(self) -> str:
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"""Get Redis connection URL"""
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if self.REDIS_PASSWORD:
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return f"redis://:{self.REDIS_PASSWORD}@{self.REDIS_HOST}:{self.REDIS_PORT}/{self.REDIS_DB}"
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return f"redis://{self.REDIS_HOST}:{self.REDIS_PORT}/{self.REDIS_DB}"
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def get_cors_origins(self) -> List[str]:
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"""Parse CORS origins (handles both list and comma-separated string)"""
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if isinstance(self.CORS_ORIGINS, list):
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return self.CORS_ORIGINS
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return [origin.strip() for origin in self.CORS_ORIGINS.split(",")]
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# Create global settings instance
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settings = Settings()
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# Validate critical settings on import
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if settings.ENVIRONMENT == "production":
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if settings.JWT_SECRET_KEY == "change-this-to-a-secure-random-key-in-production":
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raise ValueError("JWT_SECRET_KEY must be changed in production!")
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if settings.GEVISERVER_PASSWORD == "masterkey":
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import warnings
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warnings.warn("Using default GeViServer password in production!")
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