Iai*_*own 16 azure-web-sites asp.net-core-mvc asp.net-core
我正在使用Asp.Net Core Azure Web App为客户端提供RESTful API,而客户端无法正确处理分块.
是否Transfer-Encoding: chunked可以在控制器级别或web.config中完全关闭?
编辑:我正在返回一个像这样的JsonResult:
[HttpPost]
[Produces( "application/json" )]
public IActionResult Post( [FromBody] AuthRequest RequestData )
{
AuthResult AuthResultData = new AuthResult();
return Json( AuthResultData );
}
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这花了我整整一整天,但我最终想出了如何摆脱.Net Core 2.2中的分块的方法
诀窍是将响应主体读入您自己的MemoryStream中,以便获得长度。一旦这样做,就可以设置content-length标头,而IIS不会对其进行分块。我认为这也适用于Azure,但是我尚未对其进行测试。
这是中间件:
public class DeChunkerMiddleware
{
private readonly RequestDelegate _next;
public DeChunkerMiddleware(RequestDelegate next)
{
_next = next;
}
public async Task InvokeAsync(HttpContext context)
{
var originalBodyStream = context.Response.Body;
using (var responseBody = new MemoryStream())
{
context.Response.Body = responseBody;
long length = 0;
context.Response.OnStarting(() =>
{
context.Response.Headers.ContentLength = length;
return Task.CompletedTask;
});
await _next(context);
//if you want to read the body, uncomment these lines.
//context.Response.Body.Seek(0, SeekOrigin.Begin);
//var body = await new StreamReader(context.Response.Body).ReadToEndAsync();
length = context.Response.Body.Length;
context.Response.Body.Seek(0, SeekOrigin.Begin);
await responseBody.CopyToAsync(originalBodyStream);
}
}
}
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然后在启动中添加:
app.UseMiddleware<DeChunkerMiddleware>();
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它必须在之前app.UseMvC()。
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