public async Task StopAsync(CancellationToken cancellationToken)
{
if (TryCreateStopMessage(out IpcMessage requestMessage))
{
try
{
IpcMessage response = await IpcClient.SendMessageAsync(_endpoint, requestMessage, cancellationToken).ConfigureAwait(false);
DiagnosticsClient.ValidateResponseMessage(response, nameof(StopAsync));
}
// On non-abrupt exits (i.e. the target process has already exited and pipe is gone, sending Stop command will fail).
catch (IOException)
{
throw new ServerNotAvailableException("Could not send Stop command. The target process may have exited.");
}
}
}
private static EventPipeSession CreateSessionFromResponse(IpcEndpoint endpoint, ref IpcResponse?response, string operationName)
{
try
{
DiagnosticsClient.ValidateResponseMessage(response.Value.Message, operationName);
long sessionId = BitConverter.ToInt64(response.Value.Message.Payload, 0);
var session = new EventPipeSession(endpoint, response.Value, sessionId);
response = null;
return(session);
}
finally
{
response?.Dispose();
}
}
///<summary>
/// Stops the given session
///</summary>
public void Stop()
{
if (TryCreateStopMessage(out IpcMessage requestMessage))
{
try
{
IpcMessage response = IpcClient.SendMessage(_endpoint, requestMessage);
DiagnosticsClient.ValidateResponseMessage(response, nameof(Stop));
}
// On non-abrupt exits (i.e. the target process has already exited and pipe is gone, sending Stop command will fail).
catch (IOException)
{
throw new ServerNotAvailableException("Could not send Stop command. The target process may have exited.");
}
}
}
