public void Execute(Task task)
{
_log.Debug(string.Format("Task Started {0} at {1}", task.WorkItemId, DateTime.Now));
if (!_fileSystem.Exists(task.Runner))
{
var taskExecutionResult = new TaskExecutionResult(TaskExecutionResult.TaskExecutionStatus.Failed,
task.WorkItemId, null);
taskExecutionResult.AddLogEntry(RunnerNotFoundOnAgent.FormatWith(new { task.Runner }));
_channel.WorkComplete(taskExecutionResult);
return;
}
CreateWorkingDirectory(task.WorkDirectoryArchive);
var startInfo = new ProcessStartInfo
{
WorkingDirectory = WorkingDirectory,
FileName = task.Runner,
Arguments = task.Arguments
};
var resetEvent = new ManualResetEvent(false);
//spawn process on a new thread to prevent take down of main thread
ThreadPool.QueueUserWorkItem(state =>
{
try
{
EventHandler <string> exitEvent = (sender, args) =>
{
//signal to main thread that our work is done
resetEvent.Set();
var zip = GetsArtifacts(task);
var taskExecutionResult =
new TaskExecutionResult(TaskExecutionResult.TaskExecutionStatus.Succeeded, task.WorkItemId,
zip);
taskExecutionResult.AddLogEntry(args);
_channel.WorkComplete(taskExecutionResult);
};
EventHandler <string> outputEvent = (sender, output) => _log.WriteToConsole(output);
_processRunner.Start(startInfo, exitEvent, outputEvent);
}
catch (Exception e)
{
_log.Error(e);
resetEvent.Set();
var result = new TaskExecutionResult(TaskExecutionResult.TaskExecutionStatus.Failed, task.WorkItemId, null);
result.AddException(e);
_channel.WorkComplete(result);
}
});
resetEvent.WaitOne();
_log.Debug(string.Format("Task Ended {0} at {1}", task.WorkItemId, DateTime.Now));
}
public void Execute_ShouldSendFailureToServerChannel_WhenProcessStartThrows()
{
var task = AutoFixture.Create <Task>();
var expectedTaskResult = new TaskExecutionResult(TaskExecutionResult.TaskExecutionStatus.Failed, task.WorkItemId, null);
var exception = AutoFixture.Create <System.ComponentModel.Win32Exception>();
expectedTaskResult.AddException(exception);
_processRunner.Setup(p => p.Start(It.IsAny <ProcessStartInfo>(), It.IsAny <EventHandler <string> >(), It.IsAny <EventHandler <string> >())).Throws(exception);
_fileSystemMock.Setup(fs => fs.Exists(It.IsAny <string>())).Returns(true);
_taskExecutor.Execute(task);
_serverChannel.Verify(sc => sc.WorkComplete(expectedTaskResult));
}