yuyx
89f3fd9759
安全增强: - 新增 SSRF、XXE、模板注入、敏感路径探测检测规则 - security/constants.py: 添加新的威胁类型和检测模式 - security/threat_detector.py: 实现新检测逻辑 删除密码重置申请功能: - 移除 /api/password_resets 相关API - 删除 password_reset_requests 数据库表 - 前端移除密码重置申请页面和菜单 - 用户只能通过邮��找回密码，未绑定邮箱需联系管理员 登录提醒全局开关: - email_service.py: 添加 login_alert_enabled 字段 - routes/api_auth.py: 检查开关状态再发送登录提醒 - EmailPage.vue: 添加新设备登录提醒开关 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
511 lines
20 KiB
Python
511 lines
20 KiB
Python
#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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from __future__ import annotations
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import random
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import secrets
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import time
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import database
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import email_service
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from app_config import get_config
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from app_logger import get_logger
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from app_security import get_rate_limit_ip, require_ip_not_locked, validate_email, validate_password, validate_username
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from flask import Blueprint, jsonify, redirect, render_template, request, url_for
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from flask_login import login_required, login_user, logout_user
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from routes.pages import render_app_spa_or_legacy
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from services.accounts_service import load_user_accounts
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from services.models import User
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from services.state import (
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check_ip_request_rate,
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check_email_rate_limit,
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check_login_ip_user_locked,
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check_login_rate_limits,
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check_login_captcha_required,
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clear_login_failures,
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get_login_failure_delay_seconds,
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record_failed_captcha,
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record_login_failure,
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record_login_username_attempt,
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safe_cleanup_expired_captcha,
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safe_delete_captcha,
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safe_set_captcha,
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safe_verify_and_consume_captcha,
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should_send_login_alert,
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)
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logger = get_logger("app")
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config = get_config()
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api_auth_bp = Blueprint("api_auth", __name__)
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@api_auth_bp.route("/api/register", methods=["POST"])
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@require_ip_not_locked
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def register():
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"""用户注册"""
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data = request.json or {}
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username = data.get("username", "").strip()
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password = data.get("password", "").strip()
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email = data.get("email", "").strip().lower()
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captcha_session = data.get("captcha_session", "")
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captcha_code = data.get("captcha", "").strip()
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if not username or not password:
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return jsonify({"error": "用户名和密码不能为空"}), 400
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is_valid, error_msg = validate_username(username)
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if not is_valid:
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return jsonify({"error": error_msg}), 400
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is_valid, error_msg = validate_password(password)
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if not is_valid:
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return jsonify({"error": error_msg}), 400
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client_ip = get_rate_limit_ip()
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allowed, error_msg = check_ip_request_rate(client_ip, "register")
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if not allowed:
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return jsonify({"error": error_msg}), 429
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success, message = safe_verify_and_consume_captcha(captcha_session, captcha_code)
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if not success:
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is_locked = record_failed_captcha(client_ip)
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if is_locked:
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return jsonify({"error": "验证码错误次数过多,IP已被锁定1小时"}), 429
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return jsonify({"error": message}), 400
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email_settings = email_service.get_email_settings()
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email_verify_enabled = email_settings.get("register_verify_enabled", False) and email_settings.get("enabled", False)
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if email_verify_enabled and not email:
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return jsonify({"error": "启用邮箱验证后，邮箱为必填项"}), 400
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if email:
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is_valid, error_msg = validate_email(email)
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if not is_valid:
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return jsonify({"error": error_msg}), 400
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system_config = database.get_system_config()
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auto_approve_enabled = system_config.get("auto_approve_enabled", 0) == 1
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auto_approve_hourly_limit = system_config.get("auto_approve_hourly_limit", 10)
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auto_approve_vip_days = system_config.get("auto_approve_vip_days", 7)
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hourly_limit = int(auto_approve_hourly_limit) if isinstance(auto_approve_hourly_limit, int) else 10
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if hourly_limit > 0:
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hourly_count = database.get_hourly_registration_count()
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if hourly_count >= hourly_limit:
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return jsonify({"error": f"注册人数过多，请稍后再试（每小时限制{hourly_limit}人）"}), 429
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user_id = database.create_user(username, password, email)
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if user_id:
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if auto_approve_enabled:
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if auto_approve_vip_days > 0:
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database.set_user_vip(user_id, auto_approve_vip_days)
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if email_verify_enabled and email:
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result = email_service.send_register_verification_email(email=email, username=username, user_id=user_id)
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if result["success"]:
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message = "注册成功！验证邮件已发送（可直接登录，建议完成邮箱验证）"
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if auto_approve_enabled and auto_approve_vip_days > 0:
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message += f"，赠送{auto_approve_vip_days}天VIP"
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return jsonify({"success": True, "message": message, "need_verify": True})
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logger.error(f"注册验证邮件发送失败: {result['error']}")
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message = f"注册成功，但验证邮件发送失败({result['error']})。你仍可直接登录"
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if auto_approve_enabled and auto_approve_vip_days > 0:
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message += f"，赠送{auto_approve_vip_days}天VIP"
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return jsonify({"success": True, "message": message, "need_verify": True})
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message = "注册成功！可直接登录"
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if auto_approve_enabled and auto_approve_vip_days > 0:
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message += f"，赠送{auto_approve_vip_days}天VIP"
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return jsonify({"success": True, "message": message})
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return jsonify({"error": "用户名已存在"}), 400
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@api_auth_bp.route("/api/verify-email/<token>")
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def verify_email(token):
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"""验证邮箱 - 用户点击邮件中的链接"""
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result = email_service.verify_email_token(token, email_service.EMAIL_TYPE_REGISTER)
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if result:
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user_id = result["user_id"]
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email = result["email"]
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database.approve_user(user_id)
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system_config = database.get_system_config()
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auto_approve_vip_days = system_config.get("auto_approve_vip_days", 7)
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if auto_approve_vip_days > 0:
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database.set_user_vip(user_id, auto_approve_vip_days)
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logger.info(f"用户邮箱验证成功: user_id={user_id}, email={email}")
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spa_initial_state = {
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"page": "verify_result",
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"success": True,
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"title": "验证成功",
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"message": "您的邮箱已验证成功！账号已激活，现在可以登录使用了。",
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"primary_label": "立即登录",
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"primary_url": "/login",
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"redirect_url": "/login",
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"redirect_seconds": 5,
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}
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return render_app_spa_or_legacy("verify_success.html", spa_initial_state=spa_initial_state)
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logger.warning(f"邮箱验证失败: token={token[:20]}...")
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error_message = "验证链接无效或已过期，请重新注册或申请重发验证邮件"
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spa_initial_state = {
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"page": "verify_result",
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"success": False,
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"title": "验证失败",
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"error_message": error_message,
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"primary_label": "重新注册",
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"primary_url": "/register",
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"secondary_label": "返回登录",
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"secondary_url": "/login",
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}
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return render_app_spa_or_legacy(
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"verify_failed.html",
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legacy_context={"error_message": error_message},
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spa_initial_state=spa_initial_state,
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)
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@api_auth_bp.route("/api/resend-verify-email", methods=["POST"])
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@require_ip_not_locked
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def resend_verify_email():
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"""重发验证邮件"""
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data = request.json or {}
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email = data.get("email", "").strip().lower()
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captcha_session = data.get("captcha_session", "")
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captcha_code = data.get("captcha", "").strip()
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if not email:
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return jsonify({"error": "请输入邮箱"}), 400
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is_valid, error_msg = validate_email(email)
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if not is_valid:
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return jsonify({"error": error_msg}), 400
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client_ip = get_rate_limit_ip()
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allowed, error_msg = check_ip_request_rate(client_ip, "email")
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if not allowed:
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return jsonify({"error": error_msg}), 429
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allowed, error_msg = check_email_rate_limit(email, "resend_verify")
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if not allowed:
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return jsonify({"error": error_msg}), 429
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success, message = safe_verify_and_consume_captcha(captcha_session, captcha_code)
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if not success:
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is_locked = record_failed_captcha(client_ip)
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if is_locked:
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return jsonify({"error": "验证码错误次数过多,IP已被锁定1小时"}), 429
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return jsonify({"error": message}), 400
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user = database.get_user_by_email(email)
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if not user:
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return jsonify({"error": "该邮箱未注册"}), 404
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if user["status"] == "approved":
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return jsonify({"error": "该账号已验证通过，请直接登录"}), 400
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result = email_service.resend_register_verification_email(user_id=user["id"], email=email, username=user["username"])
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if result["success"]:
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return jsonify({"success": True, "message": "验证邮件已重新发送，请查收"})
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return jsonify({"error": result["error"]}), 500
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@api_auth_bp.route("/api/email/verify-status")
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def get_email_verify_status():
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"""获取邮箱验证功能状态（公开API）"""
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try:
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settings = email_service.get_email_settings()
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return jsonify(
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{
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"email_enabled": settings.get("enabled", False),
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"register_verify_enabled": settings.get("register_verify_enabled", False) and settings.get("enabled", False),
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}
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)
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except Exception:
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return jsonify({"email_enabled": False, "register_verify_enabled": False})
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@api_auth_bp.route("/api/forgot-password", methods=["POST"])
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@require_ip_not_locked
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def forgot_password():
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"""发送密码重置邮件"""
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data = request.json or {}
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email = data.get("email", "").strip().lower()
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username = data.get("username", "").strip()
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captcha_session = data.get("captcha_session", "")
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captcha_code = data.get("captcha", "").strip()
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if not email and not username:
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return jsonify({"error": "请输入邮箱或用户名"}), 400
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if username:
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is_valid, error_msg = validate_username(username)
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if not is_valid:
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return jsonify({"error": error_msg}), 400
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if email:
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is_valid, error_msg = validate_email(email)
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if not is_valid:
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return jsonify({"error": error_msg}), 400
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client_ip = get_rate_limit_ip()
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allowed, error_msg = check_ip_request_rate(client_ip, "email")
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if not allowed:
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return jsonify({"error": error_msg}), 429
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if email:
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allowed, error_msg = check_email_rate_limit(email, "forgot_password")
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if not allowed:
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return jsonify({"error": error_msg}), 429
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success, message = safe_verify_and_consume_captcha(captcha_session, captcha_code)
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if not success:
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is_locked = record_failed_captcha(client_ip)
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if is_locked:
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return jsonify({"error": "验证码错误次数过多,IP已被锁定1小时"}), 429
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return jsonify({"error": message}), 400
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email_settings = email_service.get_email_settings()
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if not email_settings.get("enabled", False):
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return jsonify({"error": "邮件功能未启用，请联系管理员"}), 400
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if username:
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user = database.get_user_by_username(username)
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if user and user.get("status") == "approved":
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bound_email = (user.get("email") or "").strip()
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if not bound_email:
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return (
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jsonify(
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{
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"error": "您尚未绑定邮箱，无法通过邮箱找回密码。请联系管理员重置密码。",
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"code": "email_not_bound",
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}
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),
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400,
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)
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allowed, error_msg = check_email_rate_limit(bound_email, "forgot_password")
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if not allowed:
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return jsonify({"error": error_msg}), 429
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result = email_service.send_password_reset_email(
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email=bound_email,
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username=user["username"],
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user_id=user["id"],
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)
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if not result["success"]:
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logger.error(f"密码重置邮件发送失败: {result['error']}")
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return jsonify({"success": True, "message": "如果该账号已绑定邮箱，您将收到密码重置邮件"})
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user = database.get_user_by_email(email)
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if user and user.get("status") == "approved":
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result = email_service.send_password_reset_email(email=email, username=user["username"], user_id=user["id"])
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if not result["success"]:
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logger.error(f"密码重置邮件发送失败: {result['error']}")
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return jsonify({"success": True, "message": "如果该邮箱已注册，您将收到密码重置邮件"})
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@api_auth_bp.route("/reset-password/<token>")
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def reset_password_page(token):
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"""密码重置页面"""
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result = email_service.verify_password_reset_token(token)
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valid = bool(result)
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error_message = "" if valid else "重置链接无效或已过期，请重新申请密码重置"
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legacy_context = {"token": token, "valid": valid, "error_message": error_message}
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spa_initial_state = {"page": "reset_password", "token": token, "valid": valid, "error_message": error_message}
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return render_app_spa_or_legacy(
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"reset_password.html",
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legacy_context=legacy_context,
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spa_initial_state=spa_initial_state,
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)
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@api_auth_bp.route("/api/reset-password-confirm", methods=["POST"])
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def reset_password_confirm():
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"""确认密码重置"""
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data = request.json or {}
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token = data.get("token", "").strip()
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new_password = data.get("new_password", "").strip()
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if not token or not new_password:
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return jsonify({"error": "参数不完整"}), 400
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is_valid, error_msg = validate_password(new_password)
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if not is_valid:
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return jsonify({"error": error_msg}), 400
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result = email_service.confirm_password_reset(token)
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if not result:
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return jsonify({"error": "重置链接无效或已过期"}), 400
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user_id = result["user_id"]
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if database.admin_reset_user_password(user_id, new_password):
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logger.info(f"用户密码重置成功: user_id={user_id}")
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return jsonify({"success": True, "message": "密码重置成功"})
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return jsonify({"error": "密码重置失败"}), 500
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@api_auth_bp.route("/api/generate_captcha", methods=["POST"])
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def generate_captcha():
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"""生成4位数字验证码图片"""
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import base64
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import uuid
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from io import BytesIO
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session_id = str(uuid.uuid4())
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code = "".join([str(secrets.randbelow(10)) for _ in range(4)])
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safe_set_captcha(session_id, {"code": code, "expire_time": time.time() + 300, "failed_attempts": 0})
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safe_cleanup_expired_captcha()
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try:
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from PIL import Image, ImageDraw, ImageFont
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import io
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width, height = 160, 60
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image = Image.new("RGB", (width, height), color=(255, 255, 255))
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draw = ImageDraw.Draw(image)
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for _ in range(6):
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x1 = random.randint(0, width)
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y1 = random.randint(0, height)
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x2 = random.randint(0, width)
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y2 = random.randint(0, height)
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draw.line(
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[(x1, y1), (x2, y2)],
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fill=(random.randint(0, 200), random.randint(0, 200), random.randint(0, 200)),
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width=1,
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)
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for _ in range(80):
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x = random.randint(0, width)
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y = random.randint(0, height)
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draw.point((x, y), fill=(random.randint(0, 200), random.randint(0, 200), random.randint(0, 200)))
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font = None
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font_paths = [
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"/usr/share/fonts/truetype/liberation/LiberationSans-Bold.ttf",
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"/usr/share/fonts/truetype/dejavu/DejaVuSans-Bold.ttf",
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"/usr/share/fonts/truetype/freefont/FreeSansBold.ttf",
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]
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for font_path in font_paths:
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try:
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font = ImageFont.truetype(font_path, 42)
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break
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except Exception:
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continue
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if font is None:
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font = ImageFont.load_default()
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for i, char in enumerate(code):
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x = 12 + i * 35 + random.randint(-3, 3)
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y = random.randint(5, 12)
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color = (random.randint(0, 150), random.randint(0, 150), random.randint(0, 150))
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draw.text((x, y), char, font=font, fill=color)
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buffer = io.BytesIO()
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image.save(buffer, format="PNG")
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img_base64 = base64.b64encode(buffer.getvalue()).decode("utf-8")
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return jsonify({"session_id": session_id, "captcha_image": f"data:image/png;base64,{img_base64}"})
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except ImportError as e:
|
||
logger.error(f"PIL库未安装，验证码功能不可用: {e}")
|
||
safe_delete_captcha(session_id)
|
||
return jsonify({"error": "验证码服务暂不可用，请联系管理员安装PIL库"}), 503
|
||
|
||
|
||
@api_auth_bp.route("/api/login", methods=["POST"])
|
||
@require_ip_not_locked
|
||
def login():
|
||
"""用户登录"""
|
||
data = request.json or {}
|
||
username = data.get("username", "").strip()
|
||
password = data.get("password", "").strip()
|
||
captcha_session = data.get("captcha_session", "")
|
||
captcha_code = data.get("captcha", "").strip()
|
||
need_captcha = data.get("need_captcha", False)
|
||
|
||
client_ip = get_rate_limit_ip()
|
||
username_key = username
|
||
|
||
scan_locked = record_login_username_attempt(client_ip, username_key)
|
||
is_locked, remaining = check_login_ip_user_locked(client_ip, username_key)
|
||
if is_locked:
|
||
wait_hint = f"{remaining // 60 + 1}分钟" if remaining >= 60 else f"{remaining}秒"
|
||
return jsonify({"error": f"账号短时锁定，请{wait_hint}后再试", "need_captcha": True}), 429
|
||
|
||
allowed, error_msg = check_ip_request_rate(client_ip, "login")
|
||
if not allowed:
|
||
return jsonify({"error": error_msg, "need_captcha": True}), 429
|
||
|
||
allowed, error_msg = check_login_rate_limits(client_ip, username_key)
|
||
if not allowed:
|
||
return jsonify({"error": error_msg, "need_captcha": True}), 429
|
||
|
||
captcha_required = check_login_captcha_required(client_ip, username_key) or scan_locked or bool(need_captcha)
|
||
if captcha_required:
|
||
if not captcha_session or not captcha_code:
|
||
return jsonify({"error": "请填写验证码", "need_captcha": True}), 400
|
||
success, message = safe_verify_and_consume_captcha(captcha_session, captcha_code)
|
||
if not success:
|
||
record_login_failure(client_ip, username_key)
|
||
return jsonify({"error": message, "need_captcha": True}), 400
|
||
|
||
user = database.verify_user(username, password)
|
||
if not user:
|
||
record_login_failure(client_ip, username_key)
|
||
delay = get_login_failure_delay_seconds(client_ip, username_key)
|
||
if delay > 0:
|
||
time.sleep(delay)
|
||
return jsonify({"error": "用户名或密码错误", "need_captcha": check_login_captcha_required(client_ip, username_key)}), 401
|
||
|
||
if user["status"] != "approved":
|
||
return jsonify({"error": "账号未审核，请等待管理员审核", "need_captcha": False}), 401
|
||
|
||
clear_login_failures(client_ip, username_key)
|
||
user_obj = User(user["id"])
|
||
login_user(user_obj)
|
||
load_user_accounts(user["id"])
|
||
|
||
try:
|
||
user_agent = request.headers.get("User-Agent", "")
|
||
context = database.record_login_context(user["id"], client_ip, user_agent)
|
||
if context and (context.get("new_ip") or context.get("new_device")):
|
||
if (
|
||
config.LOGIN_ALERT_ENABLED
|
||
and should_send_login_alert(user["id"], client_ip)
|
||
and email_service.get_email_settings().get("login_alert_enabled", True)
|
||
):
|
||
user_info = database.get_user_by_id(user["id"]) or {}
|
||
if user_info.get("email") and user_info.get("email_verified"):
|
||
if database.get_user_email_notify(user["id"]):
|
||
email_service.send_security_alert_email(
|
||
email=user_info.get("email"),
|
||
username=user_info.get("username") or username,
|
||
ip_address=client_ip,
|
||
user_agent=user_agent,
|
||
new_ip=context.get("new_ip", False),
|
||
new_device=context.get("new_device", False),
|
||
user_id=user["id"],
|
||
)
|
||
except Exception:
|
||
pass
|
||
return jsonify({"success": True})
|
||
|
||
|
||
@api_auth_bp.route("/api/logout", methods=["POST"])
|
||
@login_required
|
||
def logout():
|
||
"""用户登出"""
|
||
logout_user()
|
||
return jsonify({"success": True})
|