(精华)2020年7月1日 ASP.NET Core 使用Enablebuffering多次读取body
【摘要】
public void Configure(IApplicationBuilder app, IWebHostEnvironment env, ILoggerFactory loggerFactory)
...
public void Configure(IApplicationBuilder app, IWebHostEnvironment env, ILoggerFactory loggerFactory)
{
//允许body重用
app.Use(next => context =>
{
context.Request.EnableBuffering();
return next(context);
})
}
[HttpPost]
public async Task<string> Post()
{
//StreamReader sr = new StreamReader(Request.Body);
//string data = await sr.ReadToEndAsync();
string data = "";
//Request.EnableBuffering();可以实现多次读取Body
Request.EnableBuffering();
StreamReader sr = new StreamReader(Request.Body);
data = await sr.ReadToEndAsync();
logger.LogInformation("data=" + data);
Request.Body.Seek(0, SeekOrigin.Begin);
//再次读取 依然可以成功读到
Request.EnableBuffering();
StreamReader sr2 = new StreamReader(Request.Body);
string data2 = await sr2.ReadToEndAsync();
logger.LogInformation("data2=" + data2);
Request.Body.Seek(0, SeekOrigin.Begin);
string header = $"请求头:\r\n";
foreach (var item in Request.Headers)
{
header += $"{item.Key}:{item.Value}\r\n";
}
logger.LogInformation(header);
var ip = Request.Headers["X-Forwarded-For"].FirstOrDefault();
if (string.IsNullOrEmpty(ip))
{
//ip = Request.HttpContext.Connection.RemoteIpAddress.ToString();
//ip = Request.HttpContext.Connection.LocalIpAddress.MapToIPv4().ToString();
ip = Request.HttpContext.Connection.RemoteIpAddress.MapToIPv4().ToString();
}
logger.LogInformation("ip=" + ip);
}
文章来源: codeboy.blog.csdn.net,作者:愚公搬代码,版权归原作者所有,如需转载,请联系作者。
原文链接:codeboy.blog.csdn.net/article/details/107065935
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