账号异常告警大促

import time

class AccountMonitor:
    def __init__(self):
        self.login_attempts = {}

    def record_login_attempt(self, user_id, success):
        current_time = time.time()
        if user_id not in self.login_attempts:
            self.login_attempts[user_id] = []
        self.login_attempts[user_id].append((current_time, success))

        # 清理超过1小时的记录
        self.login_attempts[user_id] = [attempt for attempt in self.login_attempts[user_id] if current_time - attempt[0] < 3600]

    def check_for_abnormal_activity(self, user_id):
        if user_id in self.login_attempts:
            attempts = self.login_attempts[user_id]
            recent_attempts = [attempt for attempt in attempts if time.time() - attempt[0] < 60]  # 最近1分钟内的尝试
            if len(recent_attempts) >= 5 and not all(attempt[1] for attempt in recent_attempts):
                return True  # 可能存在异常
        return False

# 使用示例
monitor = AccountMonitor()
monitor.record_login_attempt('user123', False)
monitor.record_login_attempt('user123', False)
monitor.record_login_attempt('user123', True)
if monitor.check_for_abnormal_activity('user123'):
    print("账号登录异常，发出告警！")