コード例 #1
0
        private bool FlushPayload(string path, PayloadQueue queue)
        {
            var payload = queue.DequeuePendingPayload();

            if (payload == null)
            {
                return(false);
            }

            var metricsCount = payload.MetricsCount;
            var bytes        = payload.Used;

            Debug.WriteLine($"BosunReporter: Flushing metrics batch. {metricsCount} metrics. {bytes} bytes.");

            var info  = new AfterPostInfo();
            var timer = new StopwatchStruct();

            try
            {
                timer.Start();
                PostToBosun(path, true, sw => sw.Write(payload.Data, 0, payload.Used));
                timer.Stop();

                queue.ReleasePayload(payload);

                PostSuccessCount++;
                TotalMetricsPosted += payload.MetricsCount;

                return(true);
            }
            catch (Exception ex)
            {
                timer.Stop();
                // posting to Bosun failed, so put the batch back in the queue to try again later
                Debug.WriteLine("BosunReporter: Posting to the Bosun API failed. Pushing metrics back onto the queue.");
                PostFailCount++;
                info.Exception = ex;
                queue.AddPendingPayload(payload);
                throw;
            }
            finally
            {
                // don't use the payload variable in this block - it may have been released back to the pool by now
                info.Count                = metricsCount;
                info.BytesWritten         = bytes;
                info.MillisecondsDuration = timer.GetElapsedMilliseconds();
                LastPostInfo              = info;

                // Use BeginInvoke here to invoke the event listeners asynchronously.
                // We're inside a lock, so calling the listeners synchronously would put us at risk of a deadlock.
                AfterPost?.BeginInvoke(info, s_asyncNoopCallback, null);
            }
        }
コード例 #2
0
        private void FlushBatch()
        {
            var batch = DequeueMetricsBatch();

            if (batch.Count == 0)
            {
                return;
            }

            Debug.WriteLine("BosunReporter: Flushing metrics batch. Size: " + batch.Count);

            var info  = new AfterPostInfo();
            var timer = new StopwatchStruct();

            try
            {
                timer.Start();
                PostToBosun("/api/put", true, sw => WriteJsonArrayBody(sw, batch));
                timer.Stop();

                PostSuccessCount++;
                TotalMetricsPosted += batch.Count;
            }
            catch (Exception ex)
            {
                timer.Stop();
                // posting to Bosun failed, so put the batch back in the queue to try again later
                Debug.WriteLine("BosunReporter: Posting to the Bosun API failed. Pushing metrics back onto the queue.");
                PostFailCount++;
                info.Exception = ex;
                EnqueueMetrics(batch);
                throw;
            }
            finally
            {
                info.Count = batch.Count;
                info.MillisecondsDuration = timer.GetElapsedMilliseconds();
                LastPostInfo = info;

                // Use BeginInvoke here to invoke the event listeners asynchronously.
                // We're inside a lock, so calling the listeners synchronously would put us at risk of a deadlock.
                AfterPost?.BeginInvoke(info, s_asyncNoopCallback, null);
            }
        }