コード例 #1
0
        async override protected Task <SendEventResults> SendEventsAsync(object myClient, TheSenderThing azureThing, CancellationToken cancelToken, IEnumerable <nsCDEngine.ViewModels.TheThingStore> thingUpdatesToSend, IEventConverter eventConverter)
        {
            var client = myClient as TheREST;

            if (client == null)
            {
                throw new Exception("Internal error: Invalid or null client");
            }
            var results = new SendEventResults();

            results.SendTasks = new List <Task>();
            var  messagePayloads = eventConverter.GetEventData(thingUpdatesToSend, azureThing, maxEventDataSize, false);
            long batchLength     = 0;

            foreach (var msgObj in messagePayloads)
            {
                var msgString     = msgObj as string;
                var correlationId = Guid.NewGuid();

                try
                {
                    var  postCS   = new TaskCompletionSource <bool>();
                    Task sendTask = postCS.Task;
                    if (msgString != null)
                    {
                        var payload = Encoding.UTF8.GetBytes(msgString);

                        client.PostRESTAsync(new Uri($"{HttpTargetUrl}"),
                                             rd => {
                            postCS.TrySetResult(true);
                        }, payload, "application/json", Guid.Empty, null, rd => {
                            if (EnableLogSentPayloads)
                            {
                                try
                                {
                                    string strFilePath = TheCommonUtils.cdeFixupFileName("httpsenderdata.log");
                                    System.IO.File.AppendAllText(strFilePath, $"{{\"TimePublished\":\"{DateTimeOffset.Now:O}\", \"PLS\": {rd?.ErrorDescription}}},\r\n");
                                }
                                catch (Exception e)
                                {
                                    TheBaseAssets.MySYSLOG.WriteToLog(95307, TSM.L(eDEBUG_LEVELS.OFF) ? null : new TSM(strPrometheusExporter, $"Unable to log data to file: {this.MyBaseThing?.Address} - {thingUpdatesToSend.Count()}", eMsgLevel.l3_ImportantMessage, e.ToString()));
                                }
                            }
                            postCS.TrySetException(new Exception($"PostRESTAsync Failed: {rd?.ErrorDescription}"));
                        }, null);

                        batchLength += msgString.Length;
                        if (EnableLogSentPayloads)
                        {
                            try
                            {
                                string strFilePath = TheCommonUtils.cdeFixupFileName("httpsenderdata.log");
                                System.IO.File.AppendAllText(strFilePath, $"{{\"TimePublished\":\"{DateTimeOffset.Now:O}\", \"Body\": {msgString}}},\r\n");
                            }
                            catch (Exception e)
                            {
                                TheBaseAssets.MySYSLOG.WriteToLog(95307, TSM.L(eDEBUG_LEVELS.OFF) ? null : new TSM(strPrometheusExporter, $"Unable to log data to file: {this.MyBaseThing?.Address} - {thingUpdatesToSend.Count()}", eMsgLevel.l3_ImportantMessage, e.ToString()));
                            }
                        }

                        Interlocked.Increment(ref _pendingKPIs.EventScheduledCount);
                    }
                    else
                    {
                        postCS.TrySetException(new InvalidTransportEncodingException());
                    }
                    results.SendTasks.Add(sendTask);
                    if (GetPreserveOrderForSenderThing(azureThing))
                    {
                        await sendTask;
                    }
                }
                catch (Exception e)
                {
                    TheBaseAssets.MySYSLOG.WriteToLog(95307, TSM.L(eDEBUG_LEVELS.OFF) ? null : new TSM(strPrometheusExporter, $"Internal error: {this.MyBaseThing?.Address} - {thingUpdatesToSend.Count()}", eMsgLevel.l3_ImportantMessage, e.ToString()));
                }

                cancelToken.ThrowIfCancellationRequested();
            }
            results.SizeSent = batchLength;
            return(results);
        }