private static EventPipeSession GetSession(int pid, bool rundown, int bufferSize)
{
DiagnosticsClient client = new DiagnosticsClient(pid);
while (!client.CheckTransport())
{
Console.WriteLine("still unable to talk");
Thread.Sleep(50);
}
return(client.StartEventPipeSession(
new EventPipeProvider("MySource", EventLevel.Verbose),
requestRundown: rundown,
circularBufferMB: bufferSize));
}
public int ResolveProcess(int?pid)
{
if (pid.HasValue)
{
return(pid.Value);
}
// Short-circuit for when running in a Docker container.
if (RuntimeInfo.IsInDockerContainer)
{
var client = new DiagnosticsClient(DockerEntrypointProcessId);
if (client.CheckTransport())
{
return(DockerEntrypointProcessId);
}
}
// Only return a process ID if there is exactly one discoverable process.
int[] pids = GetProcesses().ToArray();
switch (pids.Length)
{
case 0:
throw new ArgumentException("Unable to discover a target process.");
case 1:
return(pids[0]);
default:
#if DEBUG
Process process = pids.Select(pid => Process.GetProcessById(pid)).FirstOrDefault(p => string.Equals(p.ProcessName, "iisexpress", StringComparison.OrdinalIgnoreCase));
if (process != null)
{
return(process.Id);
}
#endif
throw new ArgumentException("Unable to select a single target process because multiple target processes have been discovered.");
}
}
