/// <summary>
/// Execute a command
/// </summary>
/// <param name="command">unique ID of command</param>
public void Execute(BrowserCommand command)
{
// verify that the command exists
Debug.Assert(m_commands.Contains(command),
"Attempted to Execute a command that doesn't exist");
// execute
IBrowserCommand cmdExecute = (IBrowserCommand)m_commands[command];
if (cmdExecute != null)
{
cmdExecute.Execute();
}
}
private async Task DoJob(BrowserWrapper wrapper, IBrowserCommand command, CancellationToken deactivateToken)
{
using var _ = _logger.BeginScope("{JobType} {CommandId} on {BrowserId}", command.GetType().Name, command.Id, wrapper._id);
_logger.LogDebug("Start job");
if (!await SaveIfNotValidCommand(command))
{
_browsers.Push(wrapper);
return;
}
if (wrapper._isInWork)
{
_logger.LogError(new InvalidOperationException("Browser wrapper is in inconsistent state. Field name _isInWork."), "Illegal state occurred");
_actions.Enqueue(command);
return;
}
wrapper._isInWork = true;
if (wrapper.CanBeStopped)
{
_logger.LogDebug("Current browser will be stopped. Reenqueue action.");
_actions.Enqueue(command);
wrapper._isInWork = false;
return;
}
_logger.LogDebug("Validation completed");
var localLoopCancel = new CancellationTokenSource();
var localLoopCancelToken = localLoopCancel.Token;
var t = Task.Run(async() =>
{
while (true)
{
if (localLoopCancelToken.IsCancellationRequested)
{
break;
}
else if (command.CancellationToken.IsCancellationRequested)
{
break;
}
else if (deactivateToken.IsCancellationRequested)
{
await _stateProvider.SaveAction(command);
break;
}
Thread.Sleep(200);
}
});
try
{
await command.Execute(wrapper._driver, deactivateToken, _serviceProvider);
}
catch (Exception ex)
{
++wrapper.Fails;
_logger.LogError(ex, "Job fail", command.GetType().Name, wrapper._id);
if (!deactivateToken.IsCancellationRequested)
{
_actions.Enqueue(command);
}
}
localLoopCancel.Cancel();
wrapper._isInWork = false;
wrapper.LastJobTime = _dateTimeProvider.UtcNow;
_logger.LogDebug("Finish job", command.GetType().Name, wrapper._id);
if (wrapper.Fails < _poolSettings.Value.BrowserMaxFail)
{
_browsers.Push(wrapper);
}
else
{
wrapper.CanBeStopped = true;
}
}
