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我有一个nodejs应用程序,它正在生成一个用于将文件上传到AWS S3的签名url。我想使用这个签名的url从C#winforms应用程序上传一个文件到S3。无法使用nodejs生成签名url来上传到s3
在我的C#代码,当我用标识的URL,我从我的NodeJS服务器获取上传文件到S3,我得到这个错误:
The connection was forcibly closed by the remote host
但是,如果使用C#用于生成签署网址,文件成功上传。我尝试了编码和解码我从nodejs获得的url,但没有运气。 C#和nodejs服务器都在我的本地主机上工作,所以应该没有时差。
由C#生成示例URL(工作)和由的NodeJS(不工作):
// c# generated, works
https://mybucket.s3-eu-west-1.amazonaws.com/folder/547dac915711b69f18241920.flv?AWSAccessKeyId=AKIAILNOHZMPD62PBJGQ&Expires=1417970769&Signature=8ePjR1%2FrQb35YU2AR%2B6480vjiuM%3D
// nodejs generated, does not work
https://mybucket.s3-eu-west-1.amazonaws.com/folder/547dac915711b69f18241920.flv?AWSAccessKeyId=AKIAILNOHZMPD62PBJGQ&Expires=1417967527&Signature=rIbJ2zuknWwFG92Lh7VGAhqYE0I%3D
的的NodeJS代码生成所述签名的网址:
// this signed url does not work
var params = { Bucket: bucket, Key: folder + "/" + filename, Expires: 3600 };
s3.getSignedUrl('getObject', params, callback);
C#代码生成所述签名网址:
// this signed url works
GetPreSignedUrlRequest request = new GetPreSignedUrlRequest
{
BucketName = "mybucket",
Key = "folder/" + _id + ".flv",
Verb = HttpVerb.PUT,
Expires = DateTime.Now.AddMinutes(5)
};
string url = null;
url = s3Client.GetPreSignedURL(request);
C#代码上传文件:
HttpWebRequest httpRequest = WebRequest.Create(url) as HttpWebRequest;
httpRequest.Method = "PUT";
using (Stream dataStream = httpRequest.GetRequestStream())
{
byte[] buffer = new byte[8000];
using (FileStream fileStream = new FileStream(filename, FileMode.Open, FileAccess.Read))
{
int bytesRead = 0;
while ((bytesRead = fileStream.Read(buffer, 0, buffer.Length)) > 0)
{
dataStream.Write(buffer, 0, bytesRead);
}
}
}
HttpWebResponse response = httpRequest.GetResponse() as HttpWebResponse;
为什么我的nodejs生成的url不起作用,但我的C#生成的url的作品?我如何让我的nodejs生成签名url工作?