public async Task BandwidthCheckTimesOutOnSlowCopyByUsingCopyToOptions()
{
var checkInterval = TimeSpan.FromSeconds(1);
var actualBandwidthBytesPerSec = 1024;
var actualBandwidth = MbPerSec(bytesPerSec: actualBandwidthBytesPerSec);
var bandwidthLimit = MbPerSec(bytesPerSec: actualBandwidthBytesPerSec / 2); // Making sure the actual bandwidth checking options more permissive.
var totalBytes = actualBandwidthBytesPerSec * 2;
var checkerConfig = new BandwidthChecker.Configuration(checkInterval, bandwidthLimit, maxBandwidthLimit: null, bandwidthLimitMultiplier: null, historicalBandwidthRecordsStored: null);
var checker = new BandwidthChecker(checkerConfig);
using (var stream = new MemoryStream())
{
var bandwidthConfiguration = new BandwidthConfiguration()
{
Interval = checkInterval,
RequiredBytes = actualBandwidthBytesPerSec * 2,
};
var options = new CopyOptions(bandwidthConfiguration);
var result = await checker.CheckBandwidthAtIntervalAsync(
_context,
token => CopyRandomToStreamAtSpeed(token, stream, totalBytes, actualBandwidth, options),
options,
getErrorResult : diagnostics => new CopyFileResult(CopyResultCode.CopyBandwidthTimeoutError, diagnostics));
Assert.Equal(CopyResultCode.CopyBandwidthTimeoutError, result.Code);
}
}
private static BandwidthChecker.Configuration GetConfiguration()
{
var checkInterval = TimeSpan.FromSeconds(1);
var actualBandwidthBytesPerSec = 1024;
var bandwidthLimit = MbPerSec(bytesPerSec: actualBandwidthBytesPerSec / 2); // Lower limit is half actual bandwidth
var checkerConfig = new BandwidthChecker.Configuration(checkInterval, bandwidthLimit, maxBandwidthLimit: null, bandwidthLimitMultiplier: null, historicalBandwidthRecordsStored: null);
return(checkerConfig);
}
public async Task BandwidthCheckTimesOutOnSlowCopy()
{
var checkInterval = TimeSpan.FromSeconds(1);
var actualBandwidthBytesPerSec = 1024;
var actualBandwidth = MbPerSec(bytesPerSec: actualBandwidthBytesPerSec);
var bandwidthLimit = MbPerSec(bytesPerSec: actualBandwidthBytesPerSec * 2); // Lower limit is twice actual bandwidth
var totalBytes = actualBandwidthBytesPerSec * 2;
var checkerConfig = new BandwidthChecker.Configuration(checkInterval, bandwidthLimit, maxBandwidthLimit: null, bandwidthLimitMultiplier: null, historicalBandwidthRecordsStored: null);
var checker = new BandwidthChecker(checkerConfig);
using (var stream = new MemoryStream())
{
var result = await checker.CheckBandwidthAtIntervalAsync(_context, token => CopyRandomToStreamAtSpeed(token, stream, totalBytes, actualBandwidth), stream);
Assert.Equal(CopyFileResult.ResultCode.CopyBandwidthTimeoutError, result.Code);
}
}
public async Task BandwidthCheckDoesNotAffectGoodCopies()
{
var checkInterval = TimeSpan.FromSeconds(1);
var actualBandwidthBytesPerSec = 1024;
var actualBandwidth = MbPerSec(bytesPerSec: actualBandwidthBytesPerSec);
var bandwidthLimit = MbPerSec(bytesPerSec: actualBandwidthBytesPerSec / 2); // Lower limit is half actual bandwidth
var totalBytes = actualBandwidthBytesPerSec * 2;
var checkerConfig = new BandwidthChecker.Configuration(checkInterval, bandwidthLimit, maxBandwidthLimit: null, bandwidthLimitMultiplier: null, historicalBandwidthRecordsStored: null);
var checker = new BandwidthChecker(checkerConfig);
using (var stream = new MemoryStream())
{
var result = await checker.CheckBandwidthAtIntervalAsync(_context, token => CopyRandomToStreamAtSpeed(token, stream, totalBytes, actualBandwidth), stream);
Assert.True(result.Succeeded);
}
}
public async Task BandwidthCheckDoesNotAffectGoodCopies()
{
var checkInterval = TimeSpan.FromSeconds(1);
var actualBandwidthBytesPerSec = 1024;
var actualBandwidth = MbPerSec(bytesPerSec: actualBandwidthBytesPerSec);
var bandwidthLimit = MbPerSec(bytesPerSec: actualBandwidthBytesPerSec / 10); // Lower limit significantly to actual bandwidth
var totalBytes = actualBandwidthBytesPerSec * 2;
var checkerConfig = new BandwidthChecker.Configuration(checkInterval, bandwidthLimit, maxBandwidthLimit: null, bandwidthLimitMultiplier: null, historicalBandwidthRecordsStored: null);
var checker = new BandwidthChecker(checkerConfig);
using (var stream = new MemoryStream())
{
var options = new CopyOptions(bandwidthConfiguration: null);
var result = await checker.CheckBandwidthAtIntervalAsync(
_context,
token => CopyRandomToStreamAtSpeed(token, stream, totalBytes, actualBandwidth, options),
options,
getErrorResult : diagnostics => new CopyFileResult(CopyResultCode.CopyBandwidthTimeoutError, diagnostics));
result.ShouldBeSuccess();
}
}
/// <nodoc />
public BandwidthCheckedCopier(IFileCopier <T> inner, BandwidthChecker.Configuration config, ILogger logger)
{
_inner = inner;
_checker = new BandwidthChecker(config);
_logger = logger;
}
/// <nodoc />
public BandwidthCheckedCopier(IAbsolutePathRemoteFileCopier inner, BandwidthChecker.Configuration config)
{
_inner = inner;
_checker = new BandwidthChecker(config);
}
