private static void Test(int errorSize, bool failRequest)
{
var actualSize = errorSize + 128;
//var data = new string('@', actualSize + bufferSize);
//byte[] bytes = Encoding.UTF8.GetBytes(data);
var bytes = CreateData(actualSize);
// must precompute this and set in headers to avoid hash computation on ErrorStream
// affecting the test
var payloadhash = UtilityMethods.ToHex(UtilityMethods.ComputeSHA256(bytes), true);
ErrorStream es = ErrorStream.Create(bytes);
if (failRequest)
{
es.MaxReadBytes = errorSize;
}
// 1 rewind for S3 pre-marshallers which reset position to 0
// 1 rewind for exception at error size
es.MinRewinds = 2;
var putRequest = new PutObjectRequest
{
BucketName = bucketName,
Key = "foo1",
AutoCloseStream = false
};
putRequest.Headers["x-amz-content-sha256"] = payloadhash;
putRequest.InputStream = es;
CallWithTimeout(() => Client.PutObject(putRequest), TimeSpan.FromSeconds(10));
}
public void TestStreamRetry2()
{
string data = "sample data";
byte[] bytes = Encoding.UTF8.GetBytes(data);
// must precompute this and set in headers to avoid hash computation on ErrorStream
// affecting the test
var payloadhash = UtilityMethods.ToHex(UtilityMethods.ComputeSHA256(bytes), true);
ErrorStream es = ErrorStream.Create(bytes, readOnly: true);
es.MaxReadBytes = 3;
int requestCount = 0;
es.OnRead += (s, e) =>
{
if (++requestCount == 2)
{
throw new WebException("Fake WebException", WebExceptionStatus.KeepAliveFailure);
}
};
var putRequest = new PutObjectRequest
{
BucketName = bucketName,
Key = "foo",
InputStream = es,
Headers = { ContentLength = data.Length },
};
putRequest.Headers["x-amz-content-sha256"] = payloadhash;
var exception = AssertExtensions.ExpectException <AmazonServiceException>(() => Client.PutObject(putRequest));
es = ErrorStream.Create(bytes, readOnly: true);
es.MaxReadBytes = 3;
putRequest = new PutObjectRequest
{
BucketName = bucketName,
Key = "foo",
InputStream = es,
Headers = { ContentLength = data.Length },
};
putRequest.Headers["X-Amz-Content-SHA256"] = payloadhash;
Client.PutObject(putRequest);
string responseData;
using (var responseStream = Client.GetObject(new GetObjectRequest
{
BucketName = bucketName,
Key = putRequest.Key
}).ResponseStream)
using (StreamReader reader = new StreamReader(responseStream))
{
responseData = reader.ReadToEnd();
}
Assert.AreEqual(data, responseData);
}
public void TestStreamRetry1()
{
string data = "sample data";
byte[] bytes = Encoding.UTF8.GetBytes(data);
// must precompute this and set in headers to avoid hash computation on ErrorStream
// affecting the test
var payloadhash = UtilityMethods.ToHex(UtilityMethods.ComputeSHA256(bytes), true);
ErrorStream es = ErrorStream.Create(bytes);
es.MaxReadBytes = 3;
int requestCount = 0;
es.OnRead += (s, e) =>
{
if (++requestCount == 2)
{
throw new IOException("Fake Exception");
}
};
var putRequest = new PutObjectRequest
{
BucketName = bucketName,
Key = "foo1",
InputStream = es,
AutoCloseStream = false
};
putRequest.Headers["x-amz-content-sha256"] = payloadhash;
Client.PutObject(putRequest);
string responseData;
using (var responseStream = Client.GetObject(new GetObjectRequest
{
BucketName = bucketName,
Key = putRequest.Key
}).ResponseStream)
using (StreamReader reader = new StreamReader(responseStream))
{
responseData = reader.ReadToEnd();
}
Assert.AreEqual(data, responseData);
requestCount = 0;
putRequest.InputStream = es;
Client.PutObject(putRequest);
TestStreamRetry2();
}