修改获取真实ip
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73
backend/utils/ip_utils.py
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73
backend/utils/ip_utils.py
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@@ -0,0 +1,73 @@
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def get_client_ip(request):
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"""
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获取客户端真实IP地址
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考虑代理服务器的情况,按优先级获取IP
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"""
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# 按优先级顺序检查各种IP头
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ip_headers = [
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'HTTP_X_FORWARDED_FOR', # 最常用的代理IP头
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'HTTP_X_REAL_IP', # Nginx 代理
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'HTTP_X_CLIENT_IP', # 客户端IP
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'HTTP_X_FORWARDED', # 转发IP
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'HTTP_FORWARDED_FOR', # 标准转发IP
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'HTTP_FORWARDED', # 标准转发
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'HTTP_CLIENT_IP', # 客户端IP
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'REMOTE_ADDR', # 直接连接IP
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]
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for header in ip_headers:
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ip = request.META.get(header)
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if ip:
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# 处理多个IP的情况(如 X-Forwarded-For: client, proxy1, proxy2)
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if ',' in ip:
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# 取第一个IP(客户端真实IP)
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ip = ip.split(',')[0].strip()
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# 验证IP格式
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if is_valid_ip(ip):
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return ip
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# 如果都没有找到,返回 REMOTE_ADDR
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return request.META.get('REMOTE_ADDR', '')
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def is_valid_ip(ip):
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"""
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验证IP地址格式是否有效
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"""
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if not ip:
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return False
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# 简单的IP格式验证
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parts = ip.split('.')
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if len(parts) != 4:
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return False
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try:
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for part in parts:
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if not 0 <= int(part) <= 255:
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return False
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return True
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except (ValueError, TypeError):
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return False
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def get_client_ip_simple(request):
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"""
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简化版获取客户端IP(推荐用于大多数情况)
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"""
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# 优先获取 X-Forwarded-For
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x_forwarded_for = request.META.get('HTTP_X_FORWARDED_FOR')
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if x_forwarded_for:
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# 取第一个IP
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ip = x_forwarded_for.split(',')[0].strip()
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if ip:
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return ip
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# 获取 X-Real-IP
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x_real_ip = request.META.get('HTTP_X_REAL_IP')
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if x_real_ip:
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return x_real_ip
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# 最后使用 REMOTE_ADDR
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return request.META.get('REMOTE_ADDR', '')
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