85 lines
3.4 KiB
Python
85 lines
3.4 KiB
Python
import logging
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import os
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from typing import List, Literal, Optional, Dict
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from urllib.parse import quote_plus
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from pydantic_settings import BaseSettings
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from pydantic import Field
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from dotenv import load_dotenv
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load_dotenv()
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class Settings(BaseSettings):
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"""Конфигурация приложения из переменных окружения"""
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# Настройки MSSQL
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MSSQL_SERVER: str = Field(..., env='MSSQL_SERVER')
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MSSQL_DATABASE: str = Field(..., env='MSSQL_DATABASE')
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MSSQL_USERNAME: str = Field(..., env='MSSQL_USERNAME')
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MSSQL_PASSWORD: str = Field(..., env='MSSQL_PASSWORD')
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MSSQL_DRIVER: str = 'pymssql'
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# Настройки PostgreSQL
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POSTGRES_HOST: str = Field(..., env='POSTGRES_HOST')
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POSTGRES_PORT: int = Field(5432, env='POSTGRES_PORT')
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POSTGRES_DATABASE: str = Field(..., env='POSTGRES_DATABASE')
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POSTGRES_USERNAME: str = Field(..., env='POSTGRES_USERNAME')
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POSTGRES_PASSWORD: str = Field(..., env='POSTGRES_PASSWORD')
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# Настройки email
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EMAIL_HOST: str = Field(..., env='EMAIL_HOST')
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EMAIL_PORT: int = Field(465, env='EMAIL_PORT')
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EMAIL_USER: str = Field(..., env='EMAIL_USER')
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EMAIL_PASSWORD: str = Field(..., env='EMAIL_PASSWORD')
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EMAIL_FROM: str = Field(..., env='EMAIL_FROM')
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EMAIL_TO: List[str] = Field(default_factory=lambda: ['andrew.brusnitsyn@gmail.com'])
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EMAIL_SUBJECT: str = 'Результат миграции данных MSSQL → PostgreSQL'
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# Настройки миграции
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CHUNK_SIZE: int = Field(1000, env='CHUNK_SIZE')
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BATCH_SIZE: int = Field(10, env='BATCH_SIZE')
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TABLES_TO_COPY: List[str] = Field(
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default_factory=lambda: ['oms_Department']
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)
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LIFE_TABLES: List[str] = Field(
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default_factory=lambda: ['oms_Department']
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)
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# Колонки дат для инкрементальной загрузки
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DEFAULT_DATE_COLUMNS: List[str] = Field(
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default_factory=lambda: [
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'DateExtract', 'DateDirection', 'DateRecipient', 'CreateDate',
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'UpdateDate', 'ModifiedDate', 'ChangeDate', 'LastModified'
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]
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)
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# Файлы состояния
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LAST_REPLICATION_FILE: str = 'last_replication.json'
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LOG_DIR: str = 'logs'
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# Настройки API
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API_V1_PREFIX: str = '/api/v1'
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DEBUG: bool = Field(False, env='DEBUG')
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@property
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def MSSQL_CONNECTION_STRING(self) -> str:
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"""Формирование строки подключения к MSSQL"""
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# Для pymssql с Windows аутентификацией используем формат:
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# mssql+pymssql://domain\\username:password@server:port/database
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# ИЛИ для trusted connection:
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# mssql+pymssql://username:password@server:port/database?charset=utf8
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return rf'mssql+{self.MSSQL_DRIVER}://{self.MSSQL_USERNAME}:{self.MSSQL_PASSWORD}@{self.MSSQL_SERVER}/{self.MSSQL_DATABASE}'
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@property
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def POSTGRES_CONNECTION_STRING(self) -> str:
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"""Формирование строки подключения к PostgreSQL"""
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return rf'postgresql://{self.POSTGRES_USERNAME}:{self.POSTGRES_PASSWORD}@{self.POSTGRES_HOST}:{self.POSTGRES_PORT}/{self.POSTGRES_DATABASE}'
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class Config:
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env_file = '.env'
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case_sensitive = False
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# Глобальный экземпляр настроек
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settings = Settings() |