public static MyDoc Generate()
{
// randomize the data
var locId = random.Next(1, 700);
var partition = random.Next(1, 100);
var year = random.Next(2000, 2020);
var month = random.Next(1, 12);
var day = random.Next(1, 28);
var options = random.Next(1, 3);
// generate the document
var myDoc = new MyDoc()
{
id = System.Guid.NewGuid().ToString(),
key = $"{locId.ToString()}-{partition.ToString().PadLeft(3, '0')}",
date = $"{year.ToString()}-{month.ToString().PadLeft(2, '0')}-{day.ToString().PadLeft(2, '0')}",
locId = locId.ToString(),
attribA = "",
attribB = "MIGRATOR",
attribC = DateTime.UtcNow.ToString("o"),
attribD = "",
attribE = "",
isDeleted = false,
attribF = "",
attribG = "",
options = new List <Option>()
};
// generate waves
for (int i = 0; i < options; i++)
{
myDoc.options.Add(new Option()
{
optAttribA = random.Next(-10, 10).ToString(),
optAttribB = random.Next(1, 10).ToString(),
optAttribC = "0",
optAttribD = "0",
optAttribE = $"OPTION {i.ToString()}",
optAttribF = i.ToString(),
optAttribG = "",
optAttribH = "0"
});
}
return(myDoc);
}
static async Task Main(string[] args)
{
// get variables
DotEnv.Config(false);
var connstring = System.Environment.GetEnvironmentVariable("EVENTHUB_CONNSTRING");
var name = System.Environment.GetEnvironmentVariable("EVENTHUB_NAME");
var batchSizeString = System.Environment.GetEnvironmentVariable("EVENTHUB_BATCHSIZE");
if (!int.TryParse(batchSizeString, out int batchSize))
{
batchSize = 100;
}
var countString = System.Environment.GetEnvironmentVariable("EVENTHUB_COUNT");
if (!int.TryParse(countString, out int count))
{
count = 100;
}
// create the stopwatch and counters
int success = 0;
int failure = 0;
var watch = new Stopwatch();
// start the timer for reporting progress
Timer timer = null;
timer = new Timer((state) =>
{
// report progress
Console.WriteLine($"{success} successes, {failure} failures, after {watch.Elapsed.TotalSeconds} seconds...");
// set timer to run again
timer.Change(5000, Timeout.Infinite);
}, null, 5000, Timeout.Infinite);
// create producer client
await using (var producerClient = new EventHubProducerClient(connstring, name))
{
watch.Start();
// process count
for (int j = 0; j < count; j++)
{
// add a batch
using (EventDataBatch eventBatch = await producerClient.CreateBatchAsync())
{
for (int i = 0; i < batchSize; i++)
{
var msg = MyDoc.Generate();
var bytes = JsonSerializer.SerializeToUtf8Bytes(msg);
if (eventBatch.TryAdd(new EventData(bytes)))
{
Interlocked.Increment(ref success);
}
else
{
Console.WriteLine($"failed {i} to add {msg.id} of {msg.locId}...");
Interlocked.Increment(ref failure);
}
}
await producerClient.SendAsync(eventBatch);
}
}
}
// wait forever
Console.WriteLine($"{success} successes, {failure} failures, after {watch.Elapsed.TotalSeconds} seconds, done.");
timer.Change(Timeout.Infinite, Timeout.Infinite);
Process.GetCurrentProcess().WaitForExit();
}