public static (MonikerIdentifier, ulong, PointInTime) Deconstruct(this DataSourceGetRequest request)
{
return(request.Id.MonikerCase switch
{
MonikerId.MonikerOneofCase.Latest => (request.Id.Latest, 0UL, ToPointInTime(DateTimeOffset.Now)),
MonikerId.MonikerOneofCase.Version => (request.Id.Version.Id, request.Id.Version.Version, ToPointInTime(DateTimeOffset.Now.Date) /*request.Id.Version.Timestamp*/),
_ => throw new NotImplementedException()
});
public override async Task Get(DataSourceGetRequest request, IServerStreamWriter <DataSourceGetResponse> responseStream, ServerCallContext context)
{
var requestUid = Guid.NewGuid().ToString(); // TODO: Bind the UID to the request
_logger.LogInformation($"Started processing Get request: '{requestUid}' from '{context.Peer}'");
await Task.Run(async() =>
{
await foreach (var dsgr in _grpcClient.Get(request).ResponseStream.ReadAllAsync())
{
await responseStream.WriteAsync(dsgr);
}
});
_logger.LogInformation($"Finished processing Get request: '{requestUid}' from '{context.Peer}'");
}
public override async Task Get(DataSourceGetRequest request,
IServerStreamWriter <DataSourceGetResponse> responseStream, ServerCallContext context)
{
var requestUid = Guid.NewGuid().ToString(); // TODO: Bind the UID to the request
_logger.LogInformation($"Started processing Get request: '{requestUid}' from '{context.Peer}'");
var(id, version, timestamp) = request.Deconstruct();
foreach (var i in Enumerable.Range(0, _rowsInTheResponse))
{
var response = GenerateGetResponse(id, version, timestamp, i, _rowsInTheResponse);
await responseStream.WriteAsync(response);
}
_logger.LogInformation($"Finished processing Get request: '{requestUid}' from '{context.Peer}'");
}
public override async Task Get(DataSourceGetRequest request, IServerStreamWriter <DataSourceGetResponse> responseStream, ServerCallContext context)
{
var requestUid = Guid.NewGuid().ToString(); // TODO: Bind the UID to the request
_logger.LogInformation($"Started processing Get request: '{requestUid}' from '{context.Peer}'");
try
{
var(grainKey, monikerVersionPartId) = request.Id.ToGrainKey();
var result = await Task.Run(() => _orleansClient.GetGrain <ICacheItemGrain>(grainKey).GetAsync(monikerVersionPartId));
if (result.Any())
{
foreach (var storedValue in result)
{
await responseStream.WriteAsync(new DataSourceGetResponse { Success = storedValue });
}
}
else
{
await responseStream.WriteAsync(new DataSourceGetResponse { NotFound = request.Id });
}
}
catch (Exception e)
{
_logger.LogError($"{e} while processing: '{requestUid}' from '{context.Peer}'");
await responseStream.WriteAsync(new DataSourceGetResponse { Error = new CacheError {
Error = new InternalError {
StorageError = e.Message
}
} });
// throw;
}
finally
{
_logger.LogInformation($"Finished processing Get request: '{requestUid}' from '{context.Peer}'");
}
}
public override async Task Get(DataSourceGetRequest request,
IServerStreamWriter <DataSourceGetResponse> responseStream, ServerCallContext context)
{
var requestUid = Guid.NewGuid().ToString(); // TODO: Bind the UID to the request
_logger.LogInformation($"Started processing Get request: '{requestUid}' from '{context.Peer}'");
var(id, version, timestamp) = request.Deconstruct();
var(_, mbpid) = request.Id.ToGrainKey();
var rows = await ReadFileAsync($"{mbpid.Id.Key}/{mbpid.Version}", false);
var i = 0;
foreach (var row in rows)
{
var response = GenerateGetResponse(row, id, version, timestamp, i++, rows.Length);
await responseStream.WriteAsync(response);
}
_logger.LogInformation($"Finished processing Get request: '{requestUid}' from '{context.Peer}'");
}
