391 lines
15 KiB
Python
391 lines
15 KiB
Python
"""
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Core sign-in business logic service
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Handles Weibo super topic sign-in operations
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"""
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import os
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import sys
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import asyncio
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import httpx
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import logging
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import random
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from datetime import datetime, timedelta
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from typing import Dict, Any, List, Optional
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from uuid import UUID
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from sqlalchemy import select, update
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# Add parent directory to path for imports
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sys.path.insert(0, os.path.join(os.path.dirname(__file__), "../../.."))
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from shared.models.base import AsyncSessionLocal
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from shared.models.account import Account
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from shared.models.signin_log import SigninLog
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from shared.crypto import decrypt_cookie, derive_key
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from shared.config import shared_settings
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from app.config import settings
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from app.models.signin_models import SignInRequest, SignInResult, TaskStatus, WeiboAccount, WeiboSuperTopic, AntiBotConfig
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from app.services.weibo_client import WeiboClient
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from app.services.antibot import antibot
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logger = logging.getLogger(__name__)
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class SignInService:
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"""Main service for handling sign-in operations"""
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def __init__(self):
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self.weibo_client = WeiboClient()
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self.active_tasks: Dict[str, TaskStatus] = {}
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self.antibot_config = AntiBotConfig(
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random_delay_min=settings.RANDOM_DELAY_MIN,
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random_delay_max=settings.RANDOM_DELAY_MAX,
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user_agent_rotation=settings.USER_AGENT_ROTATION,
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proxy_enabled=True,
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fingerprint_simulation=True
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)
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async def execute_signin_task(self, account_id: str, task_id: str):
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"""
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Execute complete sign-in workflow for an account
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This is the main business logic method
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"""
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logger.info(f"🎯 Starting sign-in execution for account {account_id}, task {task_id}")
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# Initialize task status
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task_status = TaskStatus(
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task_id=task_id,
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account_id=account_id,
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status="running",
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progress_percentage=0,
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current_step="initializing",
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steps_completed=[],
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steps_remaining=[
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"validate_account",
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"setup_session",
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"get_super_topics",
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"execute_signin",
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"record_results"
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],
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started_at=datetime.now()
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)
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self.active_tasks[task_id] = task_status
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try:
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# Step 1: Validate account
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task_status.current_step = "validate_account"
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await self._update_task_progress(task_id, 10)
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account = await self._get_account_info(account_id)
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if not account or account.status != "active":
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raise Exception(f"Account {account_id} not found or inactive")
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task_status.steps_completed.append("validate_account")
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task_status.steps_remaining.remove("validate_account")
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task_status.progress_percentage = 20
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# Step 2: Setup session with proxy and fingerprint
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task_status.current_step = "setup_session"
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# Verify cookies before proceeding
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cookies_valid = await self.weibo_client.verify_cookies(account)
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if not cookies_valid:
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logger.error(f"Cookies invalid for account {account_id}")
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# Update account status to invalid_cookie
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await self._update_account_status(account_id, "invalid_cookie")
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raise Exception("Cookie validation failed - cookies are invalid or expired")
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await self._apply_anti_bot_protection()
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task_status.steps_completed.append("setup_session")
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task_status.steps_remaining.remove("setup_session")
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task_status.progress_percentage = 30
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# Step 3: Get super topics list
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task_status.current_step = "get_super_topics"
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await self._update_task_progress(task_id, 40)
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super_topics = await self._get_super_topics_list(account)
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if not super_topics:
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logger.warning(f"No super topics found for account {account_id}")
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task_status.steps_completed.append("get_super_topics")
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task_status.steps_remaining.remove("get_super_topics")
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task_status.progress_percentage = 50
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# Step 4: Execute signin for each topic
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task_status.current_step = "execute_signin"
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signin_results = await self._execute_topic_signin(account, super_topics, task_id)
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task_status.steps_completed.append("execute_signin")
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task_status.steps_remaining.remove("execute_signin")
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task_status.progress_percentage = 80
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# Step 5: Record results
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task_status.current_step = "record_results"
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await self._update_task_progress(task_id, 90)
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result = SignInResult(
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task_id=task_id,
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account_id=account_id,
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status="success",
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message=f"Successfully processed {len(signin_results['signed'])} topics",
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started_at=task_status.started_at,
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completed_at=datetime.now(),
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signed_topics=signin_results['signed'],
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total_topics=len(super_topics) if super_topics else 0,
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reward_info={
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"topics_signed": len(signin_results['signed']),
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"topics_already_signed": len(signin_results['already_signed']),
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"errors": len(signin_results['errors'])
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}
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)
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task_status.status = "success"
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task_status.progress_percentage = 100
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task_status.current_step = "completed"
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logger.info(f"✅ Sign-in task {task_id} completed successfully")
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return result
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except Exception as e:
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logger.error(f"❌ Sign-in task {task_id} failed: {e}")
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# Update task status to failed
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if task_id in self.active_tasks:
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task_status = self.active_tasks[task_id]
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task_status.status = "failed"
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task_status.error_message = str(e)
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# Return failed result
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return SignInResult(
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task_id=task_id,
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account_id=account_id,
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status="failed",
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message=f"Sign-in failed: {str(e)}",
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started_at=task_status.started_at if task_id in self.active_tasks else datetime.now(),
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completed_at=datetime.now(),
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error_message=str(e)
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)
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async def get_task_status(self, task_id: str) -> Optional[TaskStatus]:
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"""Get current status of a sign-in task"""
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return self.active_tasks.get(task_id)
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async def _update_task_progress(self, task_id: str, percentage: int):
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"""Update task progress percentage"""
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if task_id in self.active_tasks:
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self.active_tasks[task_id].progress_percentage = percentage
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self.active_tasks[task_id].updated_at = datetime.now()
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async def _get_account_info(self, account_id: str) -> Optional[WeiboAccount]:
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"""
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Get Weibo account information from database (replaces mock data).
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Returns account dict or None if not found.
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"""
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try:
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async with AsyncSessionLocal() as session:
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stmt = select(Account).where(Account.id == account_id)
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result = await session.execute(stmt)
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account = result.scalar_one_or_none()
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if not account:
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logger.error(f"Account {account_id} not found in database")
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return None
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# Convert ORM model to Pydantic model
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return WeiboAccount(
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id=UUID(account.id),
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user_id=UUID(account.user_id),
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weibo_user_id=account.weibo_user_id,
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remark=account.remark or "",
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encrypted_cookies=account.encrypted_cookies,
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iv=account.iv,
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status=account.status,
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last_checked_at=account.last_checked_at or datetime.now()
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)
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except Exception as e:
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logger.error(f"Error fetching account {account_id}: {e}")
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return None
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async def _apply_anti_bot_protection(self):
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"""Apply anti-bot protection measures"""
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# Random delay to mimic human behavior
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delay = antibot.get_random_delay()
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logger.debug(f"Applying random delay: {delay:.2f}s")
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await asyncio.sleep(delay)
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# Get random User-Agent
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user_agent = antibot.get_random_user_agent()
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logger.debug(f"Using User-Agent: {user_agent[:50]}...")
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# Try to get proxy (falls back to direct connection if unavailable)
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proxy = await antibot.get_proxy()
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if proxy:
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logger.info(f"Using proxy for requests")
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else:
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logger.info("Using direct connection (no proxy available)")
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# Get browser fingerprint
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fingerprint = antibot.get_fingerprint_data()
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logger.debug(f"Browser fingerprint: {fingerprint}")
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async def _get_super_topics_list(self, account: WeiboAccount) -> List[WeiboSuperTopic]:
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"""Get list of super topics for account"""
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try:
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# Mock implementation - in real system, fetch from Weibo API
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# Simulate API call delay
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await asyncio.sleep(1)
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# Return mock super topics
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return [
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WeiboSuperTopic(
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id="topic_001",
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title="Python编程",
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url="https://weibo.com/p/100808xxx",
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is_signed=False,
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sign_url="https://weibo.com/p/aj/general/button",
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reward_exp=2,
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reward_credit=1
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),
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WeiboSuperTopic(
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id="topic_002",
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title="人工智能",
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url="https://weibo.com/p/100808yyy",
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is_signed=False,
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sign_url="https://weibo.com/p/aj/general/button",
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reward_exp=2,
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reward_credit=1
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),
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WeiboSuperTopic(
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id="topic_003",
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title="机器学习",
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url="https://weibo.com/p/100808zzz",
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is_signed=True, # Already signed
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sign_url="https://weibo.com/p/aj/general/button",
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reward_exp=2,
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reward_credit=1
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)
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]
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except Exception as e:
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logger.error(f"Error fetching super topics: {e}")
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return []
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async def _execute_topic_signin(self, account: WeiboAccount, topics: List[WeiboSuperTopic], task_id: str) -> Dict[str, List[str]]:
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"""Execute sign-in for each super topic"""
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signed = []
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already_signed = []
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errors = []
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for topic in topics:
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try:
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# Add small delay between requests
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await asyncio.sleep(random.uniform(0.5, 1.5))
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if topic.is_signed:
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already_signed.append(topic.title)
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# Write log for already signed
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await self._write_signin_log(
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account_id=str(account.id),
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topic_title=topic.title,
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status="failed_already_signed",
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reward_info=None,
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error_message="Already signed today"
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)
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continue
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# Execute signin for this topic
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success, reward_info, error_msg = await self.weibo_client.sign_super_topic(
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account=account,
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topic=topic,
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task_id=task_id
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)
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if success:
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signed.append(topic.title)
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logger.info(f"✅ Successfully signed topic: {topic.title}")
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# Write success log
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await self._write_signin_log(
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account_id=str(account.id),
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topic_title=topic.title,
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status="success",
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reward_info=reward_info,
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error_message=None
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)
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else:
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errors.append(f"Failed to sign topic: {topic.title}")
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# Write failure log
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await self._write_signin_log(
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account_id=str(account.id),
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topic_title=topic.title,
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status="failed_network",
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reward_info=None,
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error_message=error_msg
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)
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except Exception as e:
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error_msg = f"Error signing topic {topic.title}: {str(e)}"
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logger.error(error_msg)
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errors.append(error_msg)
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# Write error log
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await self._write_signin_log(
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account_id=str(account.id),
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topic_title=topic.title,
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status="failed_network",
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reward_info=None,
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error_message=str(e)
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)
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return {
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"signed": signed,
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"already_signed": already_signed,
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"errors": errors
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}
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async def _write_signin_log(
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self,
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account_id: str,
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topic_title: str,
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status: str,
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reward_info: Optional[Dict[str, Any]],
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error_message: Optional[str]
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):
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"""
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Write signin result to signin_logs table.
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Replaces mock implementation with real database write.
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"""
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try:
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async with AsyncSessionLocal() as session:
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log = SigninLog(
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account_id=account_id,
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topic_title=topic_title,
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status=status,
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reward_info=reward_info,
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error_message=error_message,
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)
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session.add(log)
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await session.commit()
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logger.debug(f"Wrote signin log for account {account_id}, topic {topic_title}, status {status}")
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except Exception as e:
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logger.error(f"Failed to write signin log: {e}")
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async def _update_account_status(self, account_id: str, status: str):
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"""
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Update account status in database.
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Used when cookie is invalid or account is banned.
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"""
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try:
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async with AsyncSessionLocal() as session:
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stmt = (
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update(Account)
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.where(Account.id == account_id)
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.values(status=status, last_checked_at=datetime.now())
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)
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await session.execute(stmt)
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await session.commit()
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logger.info(f"Updated account {account_id} status to {status}")
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except Exception as e:
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logger.error(f"Failed to update account status: {e}")
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