public IActionResult GetTopicTotalOffsetRate(string clusterId, string topicId, string consumerId,
string duration = "1m")
{
var durationTimeSpan = DurationStringParser.Parse(duration);
if (durationTimeSpan <= TimeSpan.Zero)
{
return(BadRequest("Invalid time duration specified"));
}
using (var topic = _configuration.BuildTopicConsumerWrapper(clusterId, topicId, consumerId))
{
if (topic == null)
{
return(NotFound());
}
// Calculate the committed value to add a sample
topic.GetTotalCommitted();
var utcNow = DateTime.UtcNow;
var rate = topic
.GetTotalCommittedRateCalculator()
.CalculateRateAverage(utcNow - durationTimeSpan, utcNow);
return(Ok(rate));
}
}
public IActionResult GetConsumerTotalRelativeLag(string clusterId, string topicId, string consumerId,
string duration = "1m")
{
var durationTimeSpan = DurationStringParser.Parse(duration);
if (durationTimeSpan <= TimeSpan.Zero)
{
return(BadRequest("Invalid time duration specified"));
}
using (var topic = _configuration.BuildTopicConsumerWrapper(clusterId, topicId, consumerId))
{
if (topic == null)
{
return(NotFound());
}
var rateCalculator = topic.GetTotalCommittedRateCalculator();
if (rateCalculator.SampleCount <= 0)
{
topic.GetTotalCommitted();
Thread.Sleep(8000);
}
var totalCommit = topic.GetTotalCommitted();
var utcNow = DateTime.UtcNow;
var rate = rateCalculator.CalculateRateAverage(utcNow - durationTimeSpan, utcNow);
if (Math.Abs(rate) < 0.01)
{
Thread.Sleep(8000);
totalCommit = topic.GetTotalCommitted();
utcNow = DateTime.UtcNow;
rate = rateCalculator.CalculateRateAverage(utcNow - durationTimeSpan, utcNow);
}
var totalMaxOffets = topic.GetTotalHighOffsets();
var lag = totalMaxOffets - totalCommit;
if (lag == 0)
{
return(Ok((double)0));
}
var result = (Math.Abs(rate) < 0.01 ? 1440 : lag / rate) * 60;
return(Ok(result));
}
}
