/// <summary>
/// 获取客户端IP
/// </summary>
/// <param name="context">HttpContext</param>
/// <returns>ClientIP</returns>
public static string GetClientIP(HttpContext context)
{
// 通过服务端转发的真实客户端IP
string ip = context.Request.Headers["clientIp"];
if (string.IsNullOrEmpty(ip) || string.Equals("unknown", ip, StringComparison.OrdinalIgnoreCase))
{
ip = context.Request.Headers["x-forwarded-for"];
}
if (string.IsNullOrEmpty(ip) || string.Equals("unknown", ip, StringComparison.OrdinalIgnoreCase))
{
ip = context.Request.Headers["Proxy-Client-IP"];
}
if (string.IsNullOrEmpty(ip) || string.Equals("unknown", ip, StringComparison.OrdinalIgnoreCase))
{
ip = context.Request.Headers["WL-Proxy-Client-IP"];
}
if (string.IsNullOrEmpty(ip) || string.Equals("unknown", ip, StringComparison.OrdinalIgnoreCase))
{
ip = context.Connection.RemoteIpAddress.ToString();
}
ip = IpUtils.ValidClientIP(ip);
return(ip);
}