| | | 1 | | // Copyright (c) ZeroC, Inc. |
| | | 2 | | |
| | | 3 | | using System.Diagnostics.Metrics; |
| | | 4 | | |
| | | 5 | | namespace IceRpc.Metrics.Internal; |
| | | 6 | | |
| | | 7 | | /// <summary>A helper class used to report invocation metrics.</summary> |
| | | 8 | | internal class InvocationMetrics : IDisposable |
| | | 9 | | { |
| | 0 | 10 | | internal static readonly InvocationMetrics Instance = new("IceRpc.Invocation"); |
| | | 11 | | |
| | | 12 | | private readonly Meter _meter; |
| | | 13 | | private readonly Counter<long> _canceledRequests; |
| | | 14 | | private readonly UpDownCounter<long> _currentRequests; |
| | | 15 | | private readonly Counter<long> _failedRequests; |
| | | 16 | | private readonly Counter<long> _totalRequests; |
| | | 17 | | |
| | 5 | 18 | | public void Dispose() => _meter.Dispose(); |
| | | 19 | | |
| | 5 | 20 | | internal InvocationMetrics(string name) |
| | 5 | 21 | | { |
| | 5 | 22 | | _meter = new Meter(name); |
| | 5 | 23 | | _canceledRequests = _meter.CreateCounter<long>("canceled-requests", "Requests", "Canceled Requests"); |
| | 5 | 24 | | _currentRequests = _meter.CreateUpDownCounter<long>("current-requests", "Requests", "Current Requests"); |
| | 5 | 25 | | _failedRequests = _meter.CreateCounter<long>("failed-requests", "Requests", "Failed Requests"); |
| | 5 | 26 | | _totalRequests = _meter.CreateCounter<long>("total-requests", "Requests", "Total Requests"); |
| | 5 | 27 | | } |
| | | 28 | | |
| | 1 | 29 | | internal void RequestCancel() => _canceledRequests.Add(1); |
| | | 30 | | |
| | 3 | 31 | | internal void RequestFailure() => _failedRequests.Add(1); |
| | | 32 | | |
| | | 33 | | internal void RequestStart() |
| | 5 | 34 | | { |
| | 5 | 35 | | _currentRequests.Add(1); |
| | 5 | 36 | | _totalRequests.Add(1); |
| | 5 | 37 | | } |
| | | 38 | | |
| | 5 | 39 | | internal void RequestStop() => _currentRequests.Add(-1); |
| | | 40 | | } |