public async Task StartAsync(
DateTime runExpirationTime,
DateTime edgeHubRestartedTime,
CancellationToken cancellationToken)
{
(DateTime dmCompletedTime, HttpStatusCode dmStatusCode) = await this.SendDirectMethodAsync(
Settings.Current.DeviceId,
this.directMethodTargetModuleId,
Settings.Current.DirectMethodName,
runExpirationTime,
cancellationToken);
TestResultBase dmTestResult = new EdgeHubRestartDirectMethodResult(
this.GetSource(),
DateTime.UtcNow,
Settings.Current.TrackingId,
this.batchId,
this.directMethodCount,
edgeHubRestartedTime,
dmCompletedTime,
dmStatusCode);
await ModuleUtil.ReportTestResultAsync(
this.GetReportClient(),
this.logger,
dmTestResult,
cancellationToken);
}
// (sequenceNumber) is only valid if and only if (hasValue) is true
async Task <(ulong resultCount, bool hasValue, ulong sequenceNumber)> MoveNextSenderResultAsync(ulong senderResultCount)
{
bool hasValue = await this.SenderTestResults.MoveNextAsync();
ulong seqNum = 0;
if (!hasValue)
{
return(resultCount : senderResultCount,
hasValue : hasValue,
sequenceNumber : seqNum);
}
senderResultCount++;
EdgeHubRestartDirectMethodResult senderResult = JsonConvert.DeserializeObject <EdgeHubRestartDirectMethodResult>(this.SenderTestResults.Current.Result);
seqNum = senderResult.SequenceNumber;
this.AddEntryToCompletedStatusHistogram(senderResult);
return(resultCount : senderResultCount,
hasValue : hasValue,
sequenceNumber : seqNum);
}
bool VerifyCurrentResult(
ulong senderSeqNum,
ulong receiverSeqNum,
ulong previousSeqNum)
{
// Check if the current dm is passing
bool isCurrentDirectMethodPassing = true;
EdgeHubRestartDirectMethodResult senderResult = JsonConvert.DeserializeObject <EdgeHubRestartDirectMethodResult>(this.SenderTestResults.Current.Result);
// Verified the sequence numbers are the same
isCurrentDirectMethodPassing &= senderSeqNum == receiverSeqNum;
// Verified the sequence numbers are incremental
isCurrentDirectMethodPassing &= senderSeqNum > previousSeqNum;
// Make sure the status code is passing
isCurrentDirectMethodPassing &= senderResult.DirectMethodCompletedStatusCode == HttpStatusCode.OK;
// Log the data if the reportin result is failing
if (!isCurrentDirectMethodPassing)
{
Logger.LogDebug($"\n SeqeunceNumber = {senderSeqNum} {receiverSeqNum}\n DirectMethodStatusCode = {senderResult.DirectMethodCompletedStatusCode}\n");
}
return(isCurrentDirectMethodPassing);
}
void AddEntryToCompletedStatusHistogram(EdgeHubRestartDirectMethodResult senderResult)
{
HttpStatusCode completedStatus = senderResult.DirectMethodCompletedStatusCode;
TimeSpan completedPeriod = senderResult.DirectMethodCompletedTime - senderResult.EdgeHubRestartedTime;
// Try to allocate the list if it is the first time HttpStatusCode shows up
this.completedStatusHistogram.TryAdd(completedStatus, new List <TimeSpan>());
this.completedStatusHistogram[completedStatus].Add(completedPeriod);
}
