public LogJournalMonitor(IConfiguration config, IJournalReaderFactory readerFactory, DateTimeOffset?startTime = null)
{
startTime = startTime ?? DateTimeOffset.MinValue;
var folder = config["JournalFolder"];
var logPattern = config["LogPattern"];
_logReaders = new SortedList <DateTimeOffset, LogJournalReader>();
_logFileWatcher = new CustomFileWatcher(folder, logPattern);
_logFileWatcher.CreatedFiles.Subscribe(f =>
{
var file = new FileInfo(Path.Combine(folder, f));
var newReader = readerFactory.CreateLogJournalReader(file);
// As long as the files has some entries that happened after our desired start time, it's a valid source
if (newReader.Context.LastEntry >= startTime)
{
_logReaders.Add(newReader.Context.HeaderTimestamp, newReader);
_journalFileWatch.OnNext(new JournalWatchActivity(JournalWatchAction.Started, file));
}
});
_logFileWatcher.DeletedFiles.Subscribe(f =>
{
foreach (var reader in _logReaders.Where(x => x.Value.File.Name.Equals(f)))
{
_logReaders.Remove(reader.Key);
_journalFileWatch.OnNext(new JournalWatchActivity(JournalWatchAction.Stopped, reader.Value.File));
}
});
_logFileWatcher.Start();
}
public LiveJournalMonitor(IConfiguration config, IJournalReaderFactory readerFactory)
{
var folder = config["JournalFolder"];
var liveFilenames = config["LiveFilenames"].Split(';').Select(x => x.Trim());
_liveReaders = new List <LiveJournalReader>();
foreach (var filename in liveFilenames)
{
var file = new FileInfo(Path.Combine(folder, filename));
var newReader = readerFactory.CreateLiveJournalReader(file);
_liveReaders.Add(newReader);
_journalFileWatch.OnNext(new JournalWatchActivity(JournalWatchAction.Started, file));
}
}
