private async Task <byte[]> GetFileSensorValueBytesAsync(string product, string path)
{
var cts = new CancellationTokenSource();
using var stream = new MemoryStream();
GetFileSensorValueMessage request = new GetFileSensorValueMessage()
{
Path = path, Product = product
};
using (var streamingCall = _sensorsClient.GetFileSensorStream(request))
{
try
{
await foreach (var val in streamingCall.ResponseStream.ReadAllAsync(cts.Token))
{
byte[] currentBytes = val.BytesData.ToByteArray();
stream.Write(currentBytes, 0, currentBytes.Length);
}
}
catch (Exception e)
{
Logger.Error($"Error while loading file for {product}/{path}: {e}");
}
}
return(stream.ToArray());
}
public override async Task GetFileSensorStream(GetFileSensorValueMessage request, IServerStreamWriter <FileStreamMessage> responseStream,
ServerCallContext context)
{
var httpContext = context.GetHttpContext();
var sensorValue = _monitoringCore.GetFileSensorValue(httpContext.User as User, request.Product, request.Path);
byte[] bytes = Encoding.UTF8.GetBytes(sensorValue);
int count = 0;
int currentIndex = 0;
int bytesLeft = bytes.Length;
while (currentIndex < bytesLeft)
{
FileStreamMessage message = new FileStreamMessage();
if (bytesLeft <= BLOCK_SIZE)
{
message.BytesData = ByteString.CopyFrom(bytes);
message.BlockSize = bytesLeft;
message.BlockIndex = count;
currentIndex = bytesLeft;
}
else
{
message.BytesData = ByteString.CopyFrom(bytes[currentIndex..(BLOCK_SIZE + currentIndex)]);
public override string GetFileSensorValueExtension(string product, string path)
{
GetFileSensorValueMessage request = new GetFileSensorValueMessage()
{
Path = path, Product = product
};
return(_sensorsClient.GetFileSensorExtension(request).Data);
}
