101 lines
3 KiB
C#
101 lines
3 KiB
C#
using Microsoft.ApplicationInsights;
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using Microsoft.ApplicationInsights.Channel;
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using Microsoft.Extensions.Hosting;
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using System.Net.Http.Headers;
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using System.Text;
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namespace Core.Telemetry
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{
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public class SeqBackgroundService : BackgroundService
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{
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private readonly IMessageChannel<ITelemetry> _messageChannel;
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private readonly TelemetryClient _telemetryClient;
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private readonly HttpClient _httpClient;
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public SeqBackgroundService(TelemetryClient telemetryClient,
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IMessageChannel<ITelemetry> messageChannel,
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HttpClient httpClient)
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{
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_telemetryClient = telemetryClient;
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_messageChannel = messageChannel;
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_httpClient = httpClient;
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_httpClient = new HttpClient()
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{
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BaseAddress = new Uri("http://localhost:5341"),
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Timeout = TimeSpan.FromSeconds(30)
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};
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_httpClient.DefaultRequestHeaders.Accept.Clear();
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_httpClient.DefaultRequestHeaders.Accept.Add(new MediaTypeWithQualityHeaderValue("application/json"));
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}
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protected override async Task ExecuteAsync(CancellationToken stoppingToken)
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{
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try
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{
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while (!stoppingToken.IsCancellationRequested)
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await foreach (var message in _messageChannel.Reader.ReadAllAsync(stoppingToken))
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{
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try
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{
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var eventTelemetry = message as Microsoft.ApplicationInsights.DataContracts.EventTelemetry;
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var level = "Information";
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var seqEvent = new Dictionary<string, object>
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{
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{ "@t", DateTime.UtcNow.ToString("o") },
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{ "@mt", eventTelemetry.Name },
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{ "@l", level } // "Information", "Warning", "Error", etc.
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};
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foreach (var prop in eventTelemetry.Context.GlobalProperties)
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{
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seqEvent.Add(prop.Key, prop.Value);
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}
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var content = new StringContent(Newtonsoft.Json.JsonConvert.SerializeObject(seqEvent), Encoding.UTF8, "application/vnd.serilog.clef");
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var key = "4XhWFtY4jJ0NBgohBAFF"; ;
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//Gt8hS9ClGNfOCAdswDlW
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var requestMessage = new HttpRequestMessage(HttpMethod.Post, $"/ingest/clef?apiKey={key}");
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requestMessage.Content = content;
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var response = await _httpClient.SendAsync(requestMessage, stoppingToken);
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response.EnsureSuccessStatusCode();
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//if (!response.IsSuccessStatusCode)
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//{
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// _telemetryClient.TrackTrace($"HTTP kald fejlede med status {response.StatusCode}", Microsoft.ApplicationInsights.DataContracts.SeverityLevel.Warning);
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// continue;
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//}
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}
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catch (Exception ex)
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{
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//_telemetryClient.TrackException(ex); this is disabled for now, we need to think about the channel structure first
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}
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}
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}
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catch (Exception ex)
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{
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if (ex is not OperationCanceledException)
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{
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_telemetryClient.TrackException(ex);
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throw;
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}
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_telemetryClient.TrackTrace("Service shutdown started");
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}
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}
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public override async Task StopAsync(CancellationToken cancellationToken)
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{
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_messageChannel.Dispose();
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await base.StopAsync(cancellationToken);
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}
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}
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}
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