/// <summary>
/// Creates a list of Tailor objects. Each one can
/// be used to tail a file.
/// </summary>
/// <param name="param"></param>
/// <returns></returns>
public static List <Tailor> Create(FilesystemParameter param, Settings settings)
{
sleepTime = settings.RefreshTime;
Console.WriteLine("> Set sleep time to: " + sleepTime);
List <Tailor> tailors = new List <Tailor>();
foreach (FileSystemInfo fsInfo in param.FilesystemObjects)
{
if (fsInfo is FileInfo)
{
tailors.Add(new Tailor(fsInfo as FileInfo, settings.LineCount));
}
if (fsInfo is DirectoryInfo)
{
foreach (FileInfo fileInDir in (fsInfo as DirectoryInfo).GetFiles("*.*", SearchOption.TopDirectoryOnly))
{
tailors.Add(new Tailor(fileInDir, settings.LineCount));
}
}
}
return(tailors);
}
static void Main(string[] args)
{
#if DEBUG
// Start 2 concurrent writers for log files in debugFolder/logs
Writer w = new Writer();
w.Run();
#endif
Console.WriteLine();
if (args.Length == 0)
{
Settings.PrintHelp();
return;
}
// Parse config flags and slice them from command line args
Settings settings = new Settings();
try {
args = settings.SliceConfigFlags(args);
}
catch (Exception ex) {
Console.WriteLine("ERROR: " + ex.Message + Environment.NewLine);
return;
}
// Check arguments and check if they are valid filesystem arguments
FilesystemParameter param = new FilesystemParameter();
param.TryParse(args);
// No need to go on with an empty list
if (param.IsEmpty)
{
Console.WriteLine("No valid arguments given. Exiting ...");
return;
}
// Create a list of tail watchers
List <Tailor> tailors = Tailor.Create(param, settings);
if (tailors.Count == 0)
{
throw new ArgumentException("Error creating tailors!");
}
List <Task> tailTasks = StartTaskForEveryTailor(tailors);
// Prevents exit while there are still pending tasks
// and rechecks every ~2 secs
while (tailTasks.Any((t) => t.Status == TaskStatus.Running || t.Status == TaskStatus.WaitingToRun))
{
Thread.Sleep(2000);
}
Console.WriteLine(Environment.NewLine + "Exiting LogTailor ... ByeBye!");
}
