Exemplo n.º 1
0
        private void ThreadProc()
        {
            try {
                while (true)
                {
                    int readyCount = GetReadyCount();

                    if (readyCount > 0)
                    {
                        DoWriteLogs(readyCount);
                        _lastTime = DateTime.Now;
                    }
                    else
                    {
                        Thread.Sleep(DefaultSleep);
                    }
                }
            } catch (ThreadAbortException) {
                FlushCache();
            } catch (Exception ex) {
                try {
                    SystemTrace.Error(EventID.SERVICE_ERROR, GetTracingSource(), ex.ToString());
                } catch {
                    // ...
                    // I can do nothing
                }
            }
        }
Exemplo n.º 2
0
        private void DoWriteLogs(int count)
        {
            //
            // Dequeue Events
            TracingEvent[] evts = new TracingEvent[count];

            lock (_queue) {
                for (int i = 0; i < count; i++)
                {
                    evts[i] = _queue.Dequeue();
                }
            }

            if (!_textAppender.Enabled)
            {
                return;
            }



            //
            // Writer Text Tracing
            if (_textAppender.Enabled || _textAppender.BackupForDbError)
            {
                try {
                    _textAppender.DoAppend(evts);
                } catch (Exception ex) {
                    SystemTrace.Error(EventID.SERVICE_ERROR, GetTracingSource(), TracingUtils.FormatException(ex));
                }
            }
        }
Exemplo n.º 3
0
        private TracingCacheThread()
        {
            if (TracingConfiguration.Current == null)
            {
                SystemTrace.Error(EventID.CONFIG_FAILED, "LoadingSky:Tracing Configuration Failed");
                throw new Exception("Get LoadingSky:Tracing Configuration Failed, Please Check Config!");
            }

            string path    = TracingConfiguration.Current.TextAppender.Path;
            bool   console = TracingConfiguration.Current.TextAppender.Console;

            _textAppender                  = new TextAppender(path, console);
            _textAppender.Enabled          = TracingConfiguration.Current.TextAppender.Enable;
            _textAppender.BackupForDbError = false;

            _thread = new Thread(ThreadProc);
            _thread.IsBackground = true;
            _thread.Start();
        }
Exemplo n.º 4
0
 public void FlushCache()
 {
     try {
         int count;
         while ((count = _queue.Count) > 0)
         {
             if (count >= BatchCount)
             {
                 DoWriteLogs(BatchCount);
             }
             else
             {
                 DoWriteLogs(count);
             }
         }
     } catch (Exception ex) {
         SystemTrace.Error(EventID.SERVICE_ERROR,
                           GetTracingSource(),
                           "Tracing Flush Cache Failed: \r\n" + TracingUtils.FormatException(ex));
     }
 }
Exemplo n.º 5
0
        public void DoAppend(TracingEvent[] logEvents)
        {
            int retryCount = 0;

            while (retryCount < 3)
            {
                string path = retryCount == 0 ?
                              _path + DateTime.Now.ToString("yyyy-MM-dd HH") + ".txt"
                                :
                              _path + DateTime.Now.ToString("yyyy-MM-dd HH [") + retryCount + "].txt";

                try {
                    using (FileStream fs = File.Open(path, FileMode.Append, FileAccess.Write, FileShare.Read)) {
                        StreamWriter sw = new StreamWriter(fs);

                        foreach (TracingEvent evt in logEvents)
                        {
                            string log = GetLogString(evt);
                            sw.Write(log);

                            if (_console)
                            {
                                Console.WriteLine(log);
                            }
                        }
                        sw.Close();
                    }
                } catch (IOException) {
                    retryCount++;
                    continue;
                } catch (Exception ex) {
                    SystemTrace.Error(EventID.SERVICE_HINT, "Tracing", TracingUtils.FormatException(ex));
                }

                return;
            }
            SystemTrace.Error(EventID.SERVICE_HINT, "Tracing", "IOException after try max count.");
        }