public static async Task <HttpResponseMessage> HttpStart(
[HttpTrigger(AuthorizationLevel.Anonymous, "get", "post")] HttpRequestMessage req,
[OrchestrationClient] DurableOrchestrationClient starter,
ILogger log)
{
string runId = Guid.NewGuid().ToString();
int partitionCount = await GetCosmosDBPartitionCount();
log.LogInformation("Triggered run for {RunId}. Cosmos DB has {PartitionCount} partitions.", runId, partitionCount);
LoadGeneratorOptions loadGeneratorOptions = LoadGeneratorOptions.Create(partitionCount, runId, RuntimeMinutes, SleepTimeSeconds);
await starter.StartNewAsync(LoadGeneratorFunctionName, loadGeneratorOptions);
return(req.CreateResponse(loadGeneratorOptions));
}
public static async Task RunOrchestrator(
[OrchestrationTrigger] DurableOrchestrationContext context)
{
LoadGeneratorOptions options = context.GetInput <LoadGeneratorOptions>();
int runCount = options.RunCount;
for (int runNumber = 0; runNumber < runCount; runNumber++)
{
Task[] taskList = new Task[options.ItemsPerRunCount];
for (int runItemNumber = 0; runItemNumber < options.ItemsPerRunCount; runItemNumber++)
{
DocDBRecord docDbRecord = DocDBRecord.Create(runNumber, runItemNumber, options.RunId, context.CurrentUtcDateTime.ToShortTimeString());
taskList[runItemNumber] = context.CallActivityAsync(SaveDocumentFunctionName, docDbRecord);
}
await Task.WhenAll(taskList);
await context.CreateTimer(context.CurrentUtcDateTime.AddSeconds(options.SleepTimeInSeconds),
CancellationToken.None);
}
}
