560 lines
22 KiB
Python
560 lines
22 KiB
Python
import time
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from secrets import token_urlsafe
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from typing import Any, Callable, Optional
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import orjson
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from authlib.integrations.starlette_client import OAuth
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from authlib.oauth2.rfc7636 import create_s256_code_challenge
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from graphql import GraphQLResolveInfo
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from sqlalchemy.orm import Session
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from starlette.requests import Request
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from starlette.responses import JSONResponse, RedirectResponse
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from auth.orm import Author
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from auth.tokens.storage import TokenStorage
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from resolvers.auth import generate_unique_slug
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from services.db import local_session
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from services.redis import redis
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from settings import (
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FRONTEND_URL,
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OAUTH_CLIENTS,
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SESSION_COOKIE_HTTPONLY,
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SESSION_COOKIE_MAX_AGE,
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SESSION_COOKIE_NAME,
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SESSION_COOKIE_SAMESITE,
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SESSION_COOKIE_SECURE,
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)
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from utils.logger import root_logger as logger
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# Type для dependency injection сессии
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SessionFactory = Callable[[], Session]
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class SessionManager:
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"""Менеджер сессий для dependency injection с поддержкой тестирования"""
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def __init__(self) -> None:
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self._factory: SessionFactory = local_session
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def set_factory(self, factory: SessionFactory) -> None:
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"""Устанавливает фабрику сессий для dependency injection"""
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self._factory = factory
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def get_session(self) -> Session:
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"""Получает сессию БД через dependency injection"""
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return self._factory()
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# Глобальный менеджер сессий
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session_manager = SessionManager()
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def set_session_factory(factory: SessionFactory) -> None:
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"""
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Устанавливает фабрику сессий для dependency injection.
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Используется в тестах для подмены реальной БД на тестовую.
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"""
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session_manager.set_factory(factory)
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def get_session() -> Session:
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"""
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Получает сессию БД через dependency injection.
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Возвращает сессию которую нужно явно закрывать после использования.
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Внимание: не забывайте закрывать сессию после использования!
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Рекомендуется использовать try/finally блок.
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"""
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return session_manager.get_session()
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oauth = OAuth()
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# OAuth state management через Redis (TTL 10 минут)
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OAUTH_STATE_TTL = 600 # 10 минут
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# Конфигурация провайдеров для регистрации
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PROVIDER_CONFIGS = {
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"google": {
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"server_metadata_url": "https://accounts.google.com/.well-known/openid-configuration",
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},
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"github": {
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"access_token_url": "https://github.com/login/oauth/access_token",
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"authorize_url": "https://github.com/login/oauth/authorize",
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"api_base_url": "https://api.github.com/",
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},
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"facebook": {
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"access_token_url": "https://graph.facebook.com/v13.0/oauth/access_token",
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"authorize_url": "https://www.facebook.com/v13.0/dialog/oauth",
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"api_base_url": "https://graph.facebook.com/",
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},
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"x": {
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"access_token_url": "https://api.twitter.com/2/oauth2/token",
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"authorize_url": "https://twitter.com/i/oauth2/authorize",
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"api_base_url": "https://api.twitter.com/2/",
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},
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"telegram": {
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"authorize_url": "https://oauth.telegram.org/auth",
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"api_base_url": "https://api.telegram.org/",
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},
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"vk": {
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"access_token_url": "https://oauth.vk.com/access_token",
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"authorize_url": "https://oauth.vk.com/authorize",
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"api_base_url": "https://api.vk.com/method/",
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},
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"yandex": {
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"access_token_url": "https://oauth.yandex.ru/token",
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"authorize_url": "https://oauth.yandex.ru/authorize",
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"api_base_url": "https://login.yandex.ru/info",
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},
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}
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# Константы для генерации временного email
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TEMP_EMAIL_SUFFIX = "@oauth.local"
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def _generate_temp_email(provider: str, user_id: str) -> str:
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"""Генерирует временный email для OAuth провайдеров без email"""
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return f"{provider}_{user_id}@oauth.local"
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def _register_oauth_provider(provider: str, client_config: dict) -> None:
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"""Регистрирует OAuth провайдер в зависимости от его типа"""
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try:
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provider_config = PROVIDER_CONFIGS.get(provider, {})
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if not provider_config:
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logger.warning(f"Unknown OAuth provider: {provider}")
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return
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# Базовые параметры для всех провайдеров
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register_params = {
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"name": provider,
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"client_id": client_config["id"],
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"client_secret": client_config["key"],
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**provider_config,
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}
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oauth.register(**register_params)
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logger.info(f"OAuth provider {provider} registered successfully")
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except Exception as e:
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logger.error(f"Failed to register OAuth provider {provider}: {e}")
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for provider in PROVIDER_CONFIGS:
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if provider in OAUTH_CLIENTS and OAUTH_CLIENTS[provider.upper()]:
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client_config = OAUTH_CLIENTS[provider.upper()]
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if "id" in client_config and "key" in client_config:
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_register_oauth_provider(provider, client_config)
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# Провайдеры со специальной обработкой данных
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PROVIDER_HANDLERS = {
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"google": lambda token, _: {
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"id": token.get("userinfo", {}).get("sub"),
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"email": token.get("userinfo", {}).get("email"),
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"name": token.get("userinfo", {}).get("name"),
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"picture": token.get("userinfo", {}).get("picture", "").replace("=s96", "=s600"),
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},
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"telegram": lambda token, _: {
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"id": str(token.get("id", "")),
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"email": None,
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"phone": str(token.get("phone_number", "")),
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"name": token.get("first_name", "") + " " + token.get("last_name", ""),
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"picture": token.get("photo_url"),
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},
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"x": lambda _, profile_data: {
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"id": profile_data.get("data", {}).get("id"),
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"email": None,
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"name": profile_data.get("data", {}).get("name") or profile_data.get("data", {}).get("username"),
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"picture": profile_data.get("data", {}).get("profile_image_url", "").replace("_normal", "_400x400"),
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},
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}
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async def _fetch_github_profile(client: Any, token: Any) -> dict:
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"""Получает профиль из GitHub API"""
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profile = await client.get("user", token=token)
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profile_data = profile.json()
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emails = await client.get("user/emails", token=token)
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emails_data = emails.json()
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primary_email = next((email["email"] for email in emails_data if email["primary"]), None)
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return {
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"id": str(profile_data["id"]),
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"email": primary_email or profile_data.get("email"),
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"name": profile_data.get("name") or profile_data.get("login"),
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"picture": profile_data.get("avatar_url"),
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}
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async def _fetch_facebook_profile(client: Any, token: Any) -> dict:
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"""Получает профиль из Facebook API"""
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profile = await client.get("me?fields=id,name,email,picture.width(600)", token=token)
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profile_data = profile.json()
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return {
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"id": profile_data["id"],
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"email": profile_data.get("email"),
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"name": profile_data.get("name"),
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"picture": profile_data.get("picture", {}).get("data", {}).get("url"),
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}
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async def _fetch_x_profile(client: Any, token: Any) -> dict:
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"""Получает профиль из X (Twitter) API"""
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profile = await client.get("users/me?user.fields=id,name,username,profile_image_url", token=token)
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profile_data = profile.json()
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return PROVIDER_HANDLERS["x"](token, profile_data)
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async def _fetch_vk_profile(client: Any, token: Any) -> dict:
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"""Получает профиль из VK API"""
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profile = await client.get("users.get?fields=photo_400_orig,contacts&v=5.131", token=token)
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profile_data = profile.json()
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if profile_data.get("response"):
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user_data = profile_data["response"][0]
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return {
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"id": str(user_data["id"]),
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"email": user_data.get("contacts", {}).get("email"),
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"name": f"{user_data.get('first_name', '')} {user_data.get('last_name', '')}".strip(),
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"picture": user_data.get("photo_400_orig"),
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}
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return {}
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async def _fetch_yandex_profile(client: Any, token: Any) -> dict:
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"""Получает профиль из Yandex API"""
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profile = await client.get("?format=json", token=token)
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profile_data = profile.json()
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return {
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"id": profile_data.get("id"),
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"email": profile_data.get("default_email"),
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"name": profile_data.get("display_name") or profile_data.get("real_name"),
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"picture": f"https://avatars.yandex.net/get-yapic/{profile_data.get('default_avatar_id')}/islands-200"
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if profile_data.get("default_avatar_id")
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else None,
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}
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async def get_user_profile(provider: str, client: Any, token: Any) -> dict:
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"""Получает профиль пользователя от провайдера OAuth"""
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# Простые провайдеры с обработкой через lambda
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if provider in PROVIDER_HANDLERS:
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return PROVIDER_HANDLERS[provider](token, None)
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# Провайдеры требующие API вызовов
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profile_fetchers = {
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"github": _fetch_github_profile,
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"facebook": _fetch_facebook_profile,
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"x": _fetch_x_profile,
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"vk": _fetch_vk_profile,
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"yandex": _fetch_yandex_profile,
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}
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if provider in profile_fetchers:
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return await profile_fetchers[provider](client, token)
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return {}
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async def oauth_login(_: None, _info: GraphQLResolveInfo, provider: str, callback_data: dict[str, Any]) -> JSONResponse:
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"""
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Обработка OAuth авторизации
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Args:
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provider: Провайдер OAuth (google, github, etc.)
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callback_data: Данные из callback-а
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Returns:
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dict: Результат авторизации с токеном или ошибкой
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"""
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if provider not in PROVIDER_CONFIGS:
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return JSONResponse({"error": "Invalid provider"}, status_code=400)
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client = oauth.create_client(provider)
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if not client:
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return JSONResponse({"error": "Provider not configured"}, status_code=400)
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# Получаем параметры из query string
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state = callback_data.get("state")
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redirect_uri = callback_data.get("redirect_uri", FRONTEND_URL)
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if not state:
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return JSONResponse({"error": "State parameter is required"}, status_code=400)
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# Генерируем PKCE challenge
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code_verifier = token_urlsafe(32)
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code_challenge = create_s256_code_challenge(code_verifier)
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# Сохраняем состояние OAuth в Redis
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oauth_data = {
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"code_verifier": code_verifier,
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"provider": provider,
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"redirect_uri": redirect_uri,
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"created_at": int(time.time()),
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}
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await store_oauth_state(state, oauth_data)
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# Используем URL из фронтенда для callback
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oauth_callback_uri = f"{callback_data['base_url']}oauth/{provider}/callback"
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try:
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return await client.authorize_redirect(
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callback_data["request"],
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oauth_callback_uri,
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code_challenge=code_challenge,
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code_challenge_method="S256",
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state=state,
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)
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except Exception as e:
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logger.error(f"OAuth redirect error for {provider}: {e!s}")
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return JSONResponse({"error": str(e)}, status_code=500)
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async def oauth_callback(request: Any) -> JSONResponse | RedirectResponse:
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"""
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Обработчик OAuth callback.
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Создает или обновляет пользователя и устанавливает сессионный токен.
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"""
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try:
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# Получаем state из query параметров
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state = request.query_params.get("state")
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if not state:
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return JSONResponse({"error": "State parameter missing"}, status_code=400)
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# Получаем сохраненные данные OAuth из Redis
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oauth_data = await get_oauth_state(state)
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if not oauth_data:
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return JSONResponse({"error": "Invalid or expired OAuth state"}, status_code=400)
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provider = oauth_data.get("provider")
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code_verifier = oauth_data.get("code_verifier")
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stored_redirect_uri = oauth_data.get("redirect_uri", FRONTEND_URL)
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if not provider:
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return JSONResponse({"error": "No active OAuth session"}, status_code=400)
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client = oauth.create_client(provider)
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if not client:
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return JSONResponse({"error": "Provider not configured"}, status_code=400)
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# Получаем токен с PKCE verifier
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token = await client.authorize_access_token(request, code_verifier=code_verifier)
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# Получаем профиль пользователя
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profile = await get_user_profile(provider, client, token)
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# Создаем или обновляем пользователя используя helper функцию
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author = await _create_or_update_user(provider, profile)
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# Создаем токен сессии
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session_token = await TokenStorage.create_session(str(author.id))
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# Формируем URL для редиректа с токеном
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redirect_url = f"{stored_redirect_uri}?state={state}&access_token={session_token}"
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response = RedirectResponse(url=redirect_url)
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response.set_cookie(
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SESSION_COOKIE_NAME,
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session_token,
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httponly=SESSION_COOKIE_HTTPONLY,
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secure=SESSION_COOKIE_SECURE,
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samesite=SESSION_COOKIE_SAMESITE,
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max_age=SESSION_COOKIE_MAX_AGE,
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)
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return response
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except Exception as e:
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logger.error(f"OAuth callback error: {e!s}")
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# В случае ошибки редиректим на фронтенд с ошибкой
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fallback_redirect = request.query_params.get("redirect_uri", FRONTEND_URL)
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return RedirectResponse(url=f"{fallback_redirect}?error=oauth_failed&message={e!s}")
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async def store_oauth_state(state: str, data: dict) -> None:
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"""Сохраняет OAuth состояние в Redis с TTL"""
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key = f"oauth_state:{state}"
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await redis.execute("SETEX", key, OAUTH_STATE_TTL, orjson.dumps(data))
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async def get_oauth_state(state: str) -> Optional[dict]:
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"""Получает и удаляет OAuth состояние из Redis (one-time use)"""
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key = f"oauth_state:{state}"
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data = await redis.execute("GET", key)
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if data:
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await redis.execute("DEL", key) # Одноразовое использование
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return orjson.loads(data)
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return None
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# HTTP handlers для тестирования
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async def oauth_login_http(request: Request) -> JSONResponse | RedirectResponse:
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"""HTTP handler для OAuth login"""
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try:
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provider = request.path_params.get("provider")
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if not provider or provider not in PROVIDER_CONFIGS:
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return JSONResponse({"error": "Invalid provider"}, status_code=400)
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client = oauth.create_client(provider)
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if not client:
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return JSONResponse({"error": "Provider not configured"}, status_code=400)
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# Генерируем PKCE challenge
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code_verifier = token_urlsafe(32)
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code_challenge = create_s256_code_challenge(code_verifier)
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state = token_urlsafe(32)
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# Сохраняем состояние в сессии
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request.session["code_verifier"] = code_verifier
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request.session["provider"] = provider
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request.session["state"] = state
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# Сохраняем состояние OAuth в Redis
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oauth_data = {
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"code_verifier": code_verifier,
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"provider": provider,
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"redirect_uri": FRONTEND_URL,
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"created_at": int(time.time()),
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}
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await store_oauth_state(state, oauth_data)
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# URL для callback
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callback_uri = f"{FRONTEND_URL}oauth/{provider}/callback"
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return await client.authorize_redirect(
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request,
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callback_uri,
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code_challenge=code_challenge,
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code_challenge_method="S256",
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state=state,
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)
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except Exception as e:
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logger.error(f"OAuth login error: {e}")
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return JSONResponse({"error": "OAuth login failed"}, status_code=500)
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async def oauth_callback_http(request: Request) -> JSONResponse | RedirectResponse:
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"""HTTP handler для OAuth callback"""
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try:
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# Используем GraphQL resolver логику
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provider = request.session.get("provider")
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if not provider:
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return JSONResponse({"error": "No OAuth session found"}, status_code=400)
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state = request.query_params.get("state")
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session_state = request.session.get("state")
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if not state or state != session_state:
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return JSONResponse({"error": "Invalid or expired OAuth state"}, status_code=400)
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oauth_data = await get_oauth_state(state)
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if not oauth_data:
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return JSONResponse({"error": "Invalid or expired OAuth state"}, status_code=400)
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# Используем существующую логику
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client = oauth.create_client(provider)
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token = await client.authorize_access_token(request)
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profile = await get_user_profile(provider, client, token)
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if not profile:
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return JSONResponse({"error": "Failed to get user profile"}, status_code=400)
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# Создаем или обновляем пользователя используя helper функцию
|
||
author = await _create_or_update_user(provider, profile)
|
||
|
||
# Создаем токен сессии
|
||
session_token = await TokenStorage.create_session(str(author.id))
|
||
|
||
# Очищаем OAuth сессию
|
||
request.session.pop("code_verifier", None)
|
||
request.session.pop("provider", None)
|
||
request.session.pop("state", None)
|
||
|
||
# Возвращаем redirect с cookie
|
||
response = RedirectResponse(url="/auth/success", status_code=307)
|
||
response.set_cookie(
|
||
SESSION_COOKIE_NAME,
|
||
session_token,
|
||
httponly=SESSION_COOKIE_HTTPONLY,
|
||
secure=SESSION_COOKIE_SECURE,
|
||
samesite=SESSION_COOKIE_SAMESITE,
|
||
max_age=SESSION_COOKIE_MAX_AGE,
|
||
)
|
||
return response
|
||
|
||
except Exception as e:
|
||
logger.error(f"OAuth callback error: {e}")
|
||
return JSONResponse({"error": "OAuth callback failed"}, status_code=500)
|
||
|
||
|
||
async def _create_or_update_user(provider: str, profile: dict) -> Author:
|
||
"""
|
||
Создает или обновляет пользователя на основе OAuth профиля.
|
||
Возвращает объект Author.
|
||
"""
|
||
# Для некоторых провайдеров (X, Telegram) email может отсутствовать
|
||
email = profile.get("email")
|
||
if not email:
|
||
# Генерируем временный email на основе провайдера и ID
|
||
email = _generate_temp_email(provider, profile.get("id", "unknown"))
|
||
logger.info(f"Generated temporary email for {provider} user: {email}")
|
||
|
||
# Создаем или обновляем пользователя
|
||
session = get_session()
|
||
try:
|
||
# Сначала ищем пользователя по OAuth
|
||
author = Author.find_by_oauth(provider, profile["id"], session)
|
||
|
||
if author:
|
||
# Пользователь найден по OAuth - обновляем данные
|
||
author.set_oauth_account(provider, profile["id"], email=profile.get("email"))
|
||
_update_author_profile(author, profile)
|
||
else:
|
||
# Ищем пользователя по email если есть настоящий email
|
||
author = None
|
||
if email and not email.endswith(TEMP_EMAIL_SUFFIX):
|
||
author = session.query(Author).filter(Author.email == email).first()
|
||
|
||
if author:
|
||
# Пользователь найден по email - добавляем OAuth данные
|
||
author.set_oauth_account(provider, profile["id"], email=profile.get("email"))
|
||
_update_author_profile(author, profile)
|
||
else:
|
||
# Создаем нового пользователя
|
||
author = _create_new_oauth_user(provider, profile, email, session)
|
||
|
||
session.commit()
|
||
return author
|
||
finally:
|
||
session.close()
|
||
|
||
|
||
def _update_author_profile(author: Author, profile: dict) -> None:
|
||
"""Обновляет профиль автора данными из OAuth"""
|
||
if profile.get("name") and not author.name:
|
||
author.name = profile["name"] # type: ignore[assignment]
|
||
if profile.get("picture") and not author.pic:
|
||
author.pic = profile["picture"] # type: ignore[assignment]
|
||
author.updated_at = int(time.time()) # type: ignore[assignment]
|
||
author.last_seen = int(time.time()) # type: ignore[assignment]
|
||
|
||
|
||
def _create_new_oauth_user(provider: str, profile: dict, email: str, session: Any) -> Author:
|
||
"""Создает нового пользователя из OAuth профиля"""
|
||
slug = generate_unique_slug(profile["name"] or f"{provider}_{profile.get('id', 'user')}")
|
||
|
||
author = Author(
|
||
email=email,
|
||
name=profile["name"] or f"{provider.title()} User",
|
||
slug=slug,
|
||
pic=profile.get("picture"),
|
||
email_verified=bool(profile.get("email")),
|
||
created_at=int(time.time()),
|
||
updated_at=int(time.time()),
|
||
last_seen=int(time.time()),
|
||
)
|
||
session.add(author)
|
||
session.flush() # Получаем ID автора
|
||
|
||
# Добавляем OAuth данные для нового пользователя
|
||
author.set_oauth_account(provider, profile["id"], email=profile.get("email"))
|
||
return author
|