webapi获取请求地址的IP
References required:
HttpContextWrapper - System.Web.dll
RemoteEndpointMessageProperty - System.ServiceModel.dll
OwinContext - Microsoft.Owin.dll (you will have it already if you use Owin package)
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using System.Net.Http;
public static class HttpRequestMessageExtensions
{
private const string HttpContext = “MS_HttpContext”;
private const string RemoteEndpointMessage =
“System.ServiceModel.Channels.RemoteEndpointMessageProperty”;
private const string OwinContext = “MS_OwinContext”;
public static string GetClientIpAddress(this HttpRequestMessage request)
{
// Web-hosting. Needs reference to System.Web.dll
if (request.Properties.ContainsKey(HttpContext))
{
dynamic ctx = request.Properties[HttpContext];
if (ctx != null)
{
return ctx.Request.UserHostAddress;
}
}
// Self-hosting. Needs reference to System.ServiceModel.dll.
if (request.Properties.ContainsKey(RemoteEndpointMessage))
{
dynamic remoteEndpoint = request.Properties[RemoteEndpointMessage];
if (remoteEndpoint != null)
{
return remoteEndpoint.Address;
}
}
// Self-hosting using Owin. Needs reference to Microsoft.Owin.dll.
if (request.Properties.ContainsKey(OwinContext))
{
dynamic owinContext = request.Properties[OwinContext];
if (owinContext != null)
{
return owinContext.Request.RemoteIpAddress;
}
}
return null;
}
}
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第二种：
((System.Web.HttpContextWrapper)Request.Properties[“MS_HttpContext”]).Request.UserHostAddress;
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public class CheckIP
{
#region 获取浏览器版本号
///
/// 获取浏览器版本号
///
///
/// 获取操作系统版本号
///
///
/// 获取客户端IP地址
///
///
/// 取得客户端真实IP。如果有代理则取第一个非内网地址
///
public static string GetIPAddress
{
get
{
var result = HttpContext.Current.Request.ServerVariables["HTTP_X_FORWARDED_FOR"];
if (!string.IsNullOrEmpty(result))
{
//可能有代理
if (result.IndexOf(".") == -1) //没有“.”肯定是非IPv4格式
result = null;
else
{
if (result.IndexOf(",") != -1)
{
//有“,”，估计多个代理。取第一个不是内网的IP。
result = result.Replace(" ", "").Replace("'", "");
string[] temparyip = result.Split(",;".ToCharArray());
for (int i = 0; i < temparyip.Length; i++)
{
if (IsIPAddress(temparyip[i])
&& temparyip[i].Substring(0, 3) != "10."
&& temparyip[i].Substring(0, 7) != "192.168"
&& temparyip[i].Substring(0, 7) != "172.16.")
{
return temparyip[i]; //找到不是内网的地址
}
}
}
else if (IsIPAddress(result)) //代理即是IP格式
return result;
else
result = null; //代理中的内容 非IP，取IP
}
}
string IpAddress = (HttpContext.Current.Request.ServerVariables["HTTP_X_FORWARDED_FOR"] != null && HttpContext.Current.Request.ServerVariables["HTTP_X_FORWARDED_FOR"] != String.Empty) ? HttpContext.Current.Request.ServerVariables["HTTP_X_FORWARDED_FOR"] : HttpContext.Current.Request.ServerVariables["HTTP_X_REAL_IP"];
if (string.IsNullOrEmpty(result))
result = HttpContext.Current.Request.ServerVariables["HTTP_X_REAL_IP"];
if (string.IsNullOrEmpty(result))
result = HttpContext.Current.Request.UserHostAddress;
return result;
}
}
#endregion
#region 判断是否是IP格式
///
/// 判断是否是IP地址格式 0.0.0.0
///
/// 待判断的IP地址
/// true or false
public static bool IsIPAddress(string str1)
{
if (string.IsNullOrEmpty(str1) || str1.Length < 7 || str1.Length > 15) return false;
const string regFormat = @"^d{1,3}[.]d{1,3}[.]d{1,3}[.]d{1,3}$";
var regex = new Regex(regFormat, RegexOptions.IgnoreCase);
return regex.IsMatch(str1);
}
#endregion
#region 获取公网IP
///
/// 获取公网IP
///
/// 复制代码
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///
/// 获取客户端IP地址（无视代理）
///
/// 若失败则返回回送地址
public static string GetHostAddress()
{
string userHostAddress = HttpContext.Current.Request.ServerVariables[“REMOTE_ADDR”];
if (string.IsNullOrEmpty(userHostAddress))
{
if (System.Web.HttpContext.Current.Request.ServerVariables[“HTTP_VIA”] != null)
userHostAddress = HttpContext.Current.Request.ServerVariables[“HTTP_X_FORWARDED_FOR”].ToString().Split(’,’)[0].Trim();
}
if (string.IsNullOrEmpty(userHostAddress))
{
userHostAddress = HttpContext.Current.Request.UserHostAddress;
}
//最后判断获取是否成功，并检查IP地址的格式（检查其格式非常重要）
if (!string.IsNullOrEmpty(userHostAddress) && IsIP(userHostAddress))
{
return userHostAddress;
}
return "127.0.0.1";
}
///
/// 检查IP地址格式
///
///
/// 复制代码