public static async Task Run(
[TimerTrigger("0 * * * * *")] TimerInfo myTimer,
[OrchestrationClient] DurableOrchestrationClient client,
[Microsoft.Azure.WebJobs.Table("MetricDatas", "Metrics", "001")] MetricData data,
IAsyncCollector <MetricData> table,
ILogger log)
{
log.LogMetricsCollector($"Executed at: {DateTime.Now:yyyy-MM-dd HH:mm:ss}");
var t = await client.GetStatusAsync(InstanceId);
var content = JsonConvert.DeserializeObject <Content>(data.Content);
if (IsStarted)
{
log.LogMetricsCollector("Get active message.");
var currentActiveMessageCount = AzureHelpers.GetCurrentMetrics();
log.LogMetricsCollector($"Current message count: {currentActiveMessageCount}");
log.LogMetricsCollector($"Calculate current part metrics.");
var currentDayActiveMessageCount = currentActiveMessageCount - content.MessageCount;
content.MessageCount = currentActiveMessageCount;
content.AddData(currentActiveMessageCount);
var @event = new MetricCollected(currentDayActiveMessageCount);
data.Content = JsonConvert.SerializeObject(content);
await table.AddAsync(data);
log.LogMetricsCollector($"Raise event to scaling function.");
await client.RaiseEventAsync(InstanceId, nameof(MetricCollected), @event);
log.LogMetricsCollector("Done.");
}
else
{
AutoregresiveParam = EnvironmentHelpers.GetIntegerEnvironmentParameter(nameof(MasterPerformMetricsCollector.AutoregresiveParam));
IntegrationParam = EnvironmentHelpers.GetIntegerEnvironmentParameter(nameof(MasterPerformMetricsCollector.IntegrationParam));
MoveAverrageParam = EnvironmentHelpers.GetIntegerEnvironmentParameter(nameof(MasterPerformMetricsCollector.MoveAverrageParam));
Period = EnvironmentHelpers.GetIntegerEnvironmentParameter(nameof(MasterPerformMetricsCollector.Period));
Q = EnvironmentHelpers.GetIntegerEnvironmentParameter(nameof(MasterPerformMetricsCollector.Q));
var costForPeriod = EnvironmentHelpers.GetDoubleEnvironmentParameter("CostForPeriod");
CostOfOneMachine = EnvironmentHelpers.GetIntegerEnvironmentParameter(nameof(MasterPerformMetricsCollector.CostOfOneMachine));
log.LogMetricsCollector($"Start first forecasting.");
IsStarted = true;
InstanceId = await client.StartNewAsync(nameof(ScalingFunction), new ScalingState(content.Data, costForPeriod));
}
}