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import os
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from datetime import timedelta
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import json
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# 项目根目录
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BASE_DIR = os.path.abspath(os.path.dirname(__file__))
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def _get_bool_env(key: str, default: bool = False) -> bool:
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"""从环境变量获取布尔值
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Args:
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key: 环境变量名
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default: 默认值
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Returns:
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布尔值
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"""
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value = os.getenv(key)
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if value is None:
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return default
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return value.lower() in ("true", "1", "yes", "on")
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def _load_env_file():
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"""加载 .env 文件（模块级别调用）"""
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try:
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from dotenv import load_dotenv
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# 按优先级查找 .env 文件
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env_files = [
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".env.local", # 本地配置（最高优先级）
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f".env.{os.getenv('FLASK_ENV', 'dev')}", # 环境特定配置
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".env", # 通用配置
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]
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for env_file in env_files:
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# 构建绝对路径
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env_path = os.path.join(os.path.dirname(__file__), env_file)
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if os.path.exists(env_path):
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loaded = load_dotenv(env_path)
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print(f"[ENV] 加载环境配置: {env_path} - {loaded}")
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return True
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print("[WARN] 未找到 .env 文件")
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return False
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except ImportError:
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print("[WARN] python-dotenv 未安装，跳过 .env 文件加载")
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return False
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# 在定义配置类之前加载环境变量
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_load_env_file()
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class BaseConfig:
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"""基础配置类 - 所有环境共享的配置"""
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# 应用配置
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SECRET_KEY = os.getenv("SECRET_KEY", "dev-secret-key-change-in-production")
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# 数据库配置
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SQLALCHEMY_ENGINE_OPTIONS = {
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"json_serializer": lambda obj: json.dumps(obj, ensure_ascii=False),
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# "json_deserializer": json.loads,
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}
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SQLALCHEMY_TRACK_MODIFICATIONS = False
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SQLALCHEMY_RECORD_QUERIES = True
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SQLALCHEMY_ECHO = False
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SQLALCHEMY_COMMIT_ON_TEARDOWN = True
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SQLALCHEMY_SHOW_ERROR_DETAILS = True
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SQLALCHEMY_DATABASE_URI = os.getenv(
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"DATABASE_URL", f"sqlite:///{BASE_DIR}/runtime/iti-flask.db"
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)
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# JWT 配置
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JWT_SECRET_KEY = os.getenv("JWT_SECRET_KEY", "dev-jwt-secret-key")
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JWT_TOKEN_LOCATION = ["headers"]
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JWT_HEADER_NAME = "Authorization"
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JWT_HEADER_TYPE = "Bearer"
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JWT_ACCESS_TOKEN_EXPIRES = timedelta(hours=1)
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JWT_REFRESH_TOKEN_EXPIRES = timedelta(days=30)
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# 跨域配置
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CORS_ORIGINS = ["*"]
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# 限流配置
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RATELIMIT_ENABLED = True
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RATELIMIT_KEY_PREFIX = "iti_rate_limit_"
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RATELIMIT_STORAGE_URI = "memory://"
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RATELIMIT_DEFAULT = "200 per hour"
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# JSON 序列化配置
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JSON_ENSURE_ASCII = False # 支持中文，不转义为 Unicode
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JSON_SORT_KEYS = False # 不对 key 排序
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# 文件上传配置
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MAX_CONTENT_LENGTH = 200 * 1024 * 1024 # 200MB，Flask 上传大小限制
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# 缓存配置
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CACHE_SIMPLE = {
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# 类型 NullCache | SimpleCache | FileSystemCache | RedisCache | RedisSentinelCache | RedisClusterCache | UWSGICache | MemcachedCache | SASLMemcachedCache | SpreadSASLMemcachedCache
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"ENABLED": True,
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"CACHE_TYPE": "SimpleCache",
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"CACHE_NO_NULL_WARNING": False,
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"CACHE_ARGS": [],
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"CACHE_OPTIONS": None,
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"CACHE_DEFAULT_TIMEOUT": 0,
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"CACHE_IGNORE_ERRORS": False,
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"CACHE_THRESHOLD": 500,
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"CACHE_KEY_PREFIX": "iti_cache_",
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"CACHE_SOURCE_CHECK": False,
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# # UWSGI 配置
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# "CACHE_UWSGI_NAME": "mycache@localhost:3031",
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# # MEMCACHED 配置
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# "CACHE_MEMCACHED_SERVERS": ["localhost:11211"],
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# "CACHE_MEMCACHED_USERNAME": "None",
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# "CACHE_MEMCACHED_PASSWORD": "None",
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# # REDIS 配置
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# "CACHE_REDIS_URL": "redis://localhost:6379/2",
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# "CACHE_REDIS_HOST": "localhost",
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# "CACHE_REDIS_PORT": 6379,
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# "CACHE_REDIS_PASSWORD": None,
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# "CACHE_REDIS_DB": 0,
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# "CACHE_REDIS_SENTINELS": ["localhost:26379"],
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# "CACHE_REDIS_SENTINEL_MASTER": "mymaster",
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# "CACHE_REDIS_CLUSTER": "localhost:6379,localhost:6380,localhost:6381",
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# # FILE-SYSTEM 配置
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# "CACHE_DIR": r"/tmp/iti_cache",
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}
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# Redis缓存配置
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CACHE_REDIS = {
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"ENABLED": False,
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"CACHE_TYPE": "RedisCache",
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"CACHE_NO_NULL_WARNING": False,
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"CACHE_ARGS": [],
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"CACHE_OPTIONS": None,
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"CACHE_DEFAULT_TIMEOUT": 0,
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"CACHE_IGNORE_ERRORS": False,
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"CACHE_THRESHOLD": 500,
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"CACHE_KEY_PREFIX": "iti_cache_",
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"CACHE_SOURCE_CHECK": False,
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# REDIS 配置
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# "CACHE_REDIS_URL": "redis://localhost:6379/0",
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"CACHE_REDIS_HOST": "localhost",
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"CACHE_REDIS_PORT": 6379,
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"CACHE_REDIS_PASSWORD": None,
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"CACHE_REDIS_DB": 0,
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# "CACHE_REDIS_SENTINELS": ["localhost:26379"],
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# "CACHE_REDIS_SENTINEL_MASTER": "mymaster",
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# "CACHE_REDIS_CLUSTER": "localhost:6379,localhost:6380,localhost:6381",
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}
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# 文件存储配置
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FILE_STORAGE = {
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"DEFAULT_STORAGE_TYPE": "local",
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"MAX_FILE_SIZE": 100 * 1024 * 1024 * 1024, # 100GB
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"TUS_CHUNK_SIZE": 5 * 1024 * 1024, # 5MB
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# 本地存储配置
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"LOCAL": {
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"base_path": os.path.join(BASE_DIR, "runtime", "uploads"),
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},
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# 阿里云OSS配置
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"ALIYUN_OSS": {
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"access_key_id": os.getenv("ALIYUN_OSS_ACCESS_KEY_ID"),
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"access_key_secret": os.getenv("ALIYUN_OSS_ACCESS_KEY_SECRET"),
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"endpoint": os.getenv(
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"ALIYUN_OSS_ENDPOINT"
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), # 例如：oss-cn-hangzhou.aliyuncs.com
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"bucket": os.getenv("ALIYUN_OSS_BUCKET"),
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},
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# 腾讯云COS配置
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"TENCENT_COS": {
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"secret_id": os.getenv("TENCENT_COS_SECRET_ID"),
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"secret_key": os.getenv("TENCENT_COS_SECRET_KEY"),
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"region": os.getenv("TENCENT_COS_REGION"), # 例如：ap-guangzhou
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"bucket": os.getenv("TENCENT_COS_BUCKET"),
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},
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# 七牛云Kodo配置
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"QINIU_KODO": {
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"access_key": os.getenv("QINIU_KODO_ACCESS_KEY"),
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"secret_key": os.getenv("QINIU_KODO_SECRET_KEY"),
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"bucket": os.getenv("QINIU_KODO_BUCKET"),
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"domain": os.getenv("QINIU_KODO_DOMAIN"), # CDN域名
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},
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# 华为云OBS配置
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"HUAWEI_OBS": {
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"access_key_id": os.getenv("HUAWEI_OBS_ACCESS_KEY_ID"),
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"secret_access_key": os.getenv("HUAWEI_OBS_SECRET_ACCESS_KEY"),
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"server": os.getenv(
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"HUAWEI_OBS_SERVER"
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), # 例如：obs.cn-north-4.myhuaweicloud.com
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"bucket": os.getenv("HUAWEI_OBS_BUCKET"),
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},
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}
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# 是否启用前端渲染
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FRONTEND_ENABLED = _get_bool_env("FRONTEND_ENABLED", False)
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# 前端页面文件路径
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FRONTEND_PATH = os.getenv("FRONTEND_PATH", "dist")
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# 业务日志配置
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SYSLOG_MAX_BODY_CHARS = 2048
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SYSLOG_ITEMS_SAMPLE = 5
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# 权限配置
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PERMISSION_CONFIG = {
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# 超级管理员角色代码（自动跳过所有权限检查）
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"SUPER_ADMIN_ROLE": "SUPER_ADMIN",
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# 默认错误消息
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"DEFAULT_ERROR_MESSAGE": "无权访问！",
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# 默认错误代码
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"DEFAULT_ERROR_CODE": 403,
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# 是否启用超级管理员跳过权限检查
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"SKIP_SUPER_ADMIN_DEFAULT": True,
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}
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# ERP ODBC配置
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ERP_ODBC_CONFIG = {
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"dsn": "YHC-test", # ODBC数据源名称
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"pool_size": 5, # 连接池大小
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"max_overflow": 10, # 最大溢出连接数
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"pool_timeout": 30, # 获取连接超时（秒）
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"pool_recycle": 3600, # 连接回收时间（秒）
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}
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# ERP API配置
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ERP_API_CONFIG = {
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"base_url": "https://192.168.21.112:8001", # ERP接口地址
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"language_code": "zh", # 语言代码
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"company_number": "001_1.1", # 公司编号
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"username": os.getenv("ERP_API_USERNAME", ""), # 默认用户名（可选）
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"password": os.getenv("ERP_API_PASSWORD", ""), # 默认密码（可选）
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"verify_ssl": False, # 是否验证SSL
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"timeout": 30, # 请求超时时间（秒）
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}
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class DevConfig(BaseConfig):
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"""开发环境配置"""
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DEBUG = True
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TESTING = False
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# 开发环境数据库
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SQLALCHEMY_DATABASE_URI = os.getenv(
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"DATABASE_URL", f"sqlite:///{BASE_DIR}/runtime/iti-flask_dev.db"
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)
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SQLALCHEMY_ECHO = True # 开发环境打印 SQL
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SQLALCHEMY_SHOW_ERROR_DETAILS = True
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# JSON 配置（开发环境：格式化输出，方便调试）
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JSON_INDENT = 2 # 缩进 2 个空格
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JSON_SEPARATORS = (", ", ": ") # 使用空格分隔
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# JWT 开发环境配置
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JWT_ACCESS_TOKEN_EXPIRES = timedelta(hours=24) # 开发环境延长有效期
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# JWT_ACCESS_TOKEN_EXPIRES = timedelta(seconds=5) # 测试过期
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# 限流配置（开发环境较宽松）
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RATELIMIT_ENABLED = True
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RATELIMIT_DEFAULT = "1000 per hour"
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class TestConfig(BaseConfig):
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"""测试环境配置"""
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DEBUG = False
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TESTING = True
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# 测试数据库（使用内存数据库）
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SQLALCHEMY_DATABASE_URI = "sqlite:///:memory:"
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SQLALCHEMY_ECHO = False
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SQLALCHEMY_SHOW_ERROR_DETAILS = False
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# JSON 配置（测试环境：与生产一致）
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JSON_INDENT = None # 不缩进
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JSON_SEPARATORS = (",", ":") # 紧凑分隔符
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# 限流配置
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RATELIMIT_ENABLED = False # 测试环境禁用限流
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class ProdConfig(BaseConfig):
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"""生产环境配置"""
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DEBUG = False
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TESTING = False
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# 生产环境必须使用环境变量
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SECRET_KEY = os.getenv("SECRET_KEY")
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JWT_SECRET_KEY = os.getenv("JWT_SECRET_KEY")
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# 生产环境数据库
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SQLALCHEMY_DATABASE_URI = os.getenv(
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"DATABASE_URL", f"sqlite:///{BASE_DIR}/runtime/iti-flask_prod.db"
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)
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# 处理 PostgreSQL URL 格式
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if SQLALCHEMY_DATABASE_URI and SQLALCHEMY_DATABASE_URI.startswith("postgres://"):
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SQLALCHEMY_DATABASE_URI = SQLALCHEMY_DATABASE_URI.replace(
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"postgres://", "postgresql://", 1
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)
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SQLALCHEMY_SHOW_ERROR_DETAILS = False
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# 限流配置（生产环境严格）
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RATELIMIT_STORAGE_URL = os.getenv("REDIS_URL", "memory://")
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RATELIMIT_DEFAULT = "100 per hour"
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# JSON 配置（生产环境：紧凑输出，减小体积）
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JSON_INDENT = None # 不缩进
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JSON_SEPARATORS = (",", ":") # 紧凑分隔符
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# 性能优化
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SQLALCHEMY_POOL_SIZE = 10
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SQLALCHEMY_POOL_TIMEOUT = 30
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SQLALCHEMY_POOL_RECYCLE = 3600
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# 配置字典
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config = {
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"dev": DevConfig,
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"test": TestConfig,
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"prod": ProdConfig,
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"default": DevConfig,
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}
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def get_config(env_name=None):
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"""
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根据环境名称获取配置类
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Args:
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env_name: 环境名称 ('dev', 'test', 'prod')
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如果为 None 则从环境变量 FLASK_ENV 读取
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Returns:
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配置类
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"""
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if env_name is None:
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env_name = os.getenv("FLASK_ENV", "dev")
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return config.get(env_name, config["default"])
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