/// <summary>
/// Internal representation of the job logic.
/// </summary>
private async Task Run()
{
var runs = 0;
var shouldRun = true;
var overallWatch = new Stopwatch();
var portWatch = new Stopwatch();
overallWatch.Start();
while (!_tokenSource.IsCancellationRequested && shouldRun)
{
runs++;
State = JobStateEnum.Running;
JobDefinition.TargetPorts.ToList().ForEach(
port =>
{
try
{
var runResult = new JobSingleRunModel
{
Tcp = JobDefinition.Tcp,
Udp = JobDefinition.Udp,
Port = port
};
portWatch.Restart();
runResult.PortReached = NetworkUtil.IsPortOpened(JobDefinition.TargetAddess, port, (int)JobDefinition.Timeout.TotalSeconds, JobDefinition.Udp);
portWatch.Stop();
runResult.Duration = portWatch.Elapsed;
if (JobDefinition.ResolveAddress)
{
// job should try to resolve ip address
Dns.BeginGetHostEntry(
JobDefinition.TargetAddess,
ar =>
{
IPHostEntry firstNetworkAddress = null;
try
{
firstNetworkAddress = Dns.EndGetHostEntry(ar);
}
catch
{
// empty catch
}
if (firstNetworkAddress == null || !firstNetworkAddress.AddressList.Any())
{
return;
}
runResult.ResolvedAddress = firstNetworkAddress.AddressList[0].ToString();
},
null);
}
DispatcherHelper.BeginInvoke(() => Result.Runs.Add(runResult));
ResultReceived?.Invoke(this, new JobResultEventArgs(runResult));
if (runResult.PortReached && JobDefinition.AutoStop)
{
// the port is reached and autostop is on
shouldRun = false;
return;
}
if (JobDefinition.MaxTries.HasValue && JobDefinition.MaxTries.Value <= runs)
{
// the maximum amount of tries is reached
shouldRun = false;
return;
}
if (JobDefinition.MaxRuntime.HasValue && JobDefinition.MaxRuntime.Value <= overallWatch.Elapsed)
{
// maximum runtime is reached
shouldRun = false;
return;
}
// inform callers that there is a new result
// ReSharper disable once ExplicitCallerInfoArgument
OnPropertyChanged(nameof(Result));
}
catch (Exception ex)
{
// TODO
}
});
State = JobStateEnum.Waiting;
await Task.Delay(JobDefinition.WaitTime, CancellationToken.None);
}
overallWatch.Stop();
}
public JobResultEventArgs(JobSingleRunModel result)
{
Result = result;
}