public Task <ActionResult> GetDump(int?pid, [FromQuery] DumpType type = DumpType.WithHeap)
{
return(InvokeService(async() =>
{
int pidValue = _diagnosticServices.ResolveProcess(pid);
Stream result = await _diagnosticServices.GetDump(pidValue, type);
string dumpFileName = RuntimeInformation.IsOSPlatform(OSPlatform.Windows) ?
FormattableString.Invariant($"dump_{GetFileNameTimeStampUtcNow()}.dmp") :
FormattableString.Invariant($"core_{GetFileNameTimeStampUtcNow()}");
//Compression is done automatically by the response
//Chunking is done because the result has no content-length
return File(result, "application/octet-stream", dumpFileName);
}));
}
public Task <ActionResult> GetDump(int?pid, [FromQuery] DumpType type = DumpType.WithHeap)
{
return(InvokeService(async() =>
{
int pidValue = _diagnosticServices.ResolveProcess(pid);
Stream result = await _diagnosticServices.GetDump(pidValue, type);
FormattableString dumpFileName;
if (RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
{
// This assumes that Windows does not have shared process spaces
Process process = Process.GetProcessById(pidValue);
dumpFileName = $"{process.ProcessName}.{pidValue}.dmp";
}
else
{
dumpFileName = $"core_{pidValue}";
}
//Compression is done automatically by the response
//Chunking is done because the result has no content-length
return File(result, "application/octet-stream", Invariant(dumpFileName));
}));
}
protected override Task ExecuteAsync(CancellationToken stoppingToken)
{
return(Task.Run(async() =>
{
while (!stoppingToken.IsCancellationRequested)
{
stoppingToken.ThrowIfCancellationRequested();
try
{
//TODO In multi-process scenarios, how do we decide which process to choose?
//One possibility is to enable metrics after a request to begin polling for metrics
int pid = _services.ResolveProcess(pid: null);
await _pipeProcessor.Process(pid, Timeout.InfiniteTimeSpan, stoppingToken);
}
catch (Exception e) when(!(e is OperationCanceledException))
{
//Most likely we failed to resolve the pid. Attempt to do this again.
await Task.Delay(5000);
}
}
}, stoppingToken));
}