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| 1 | +using Microsoft.Extensions.DependencyInjection.Extensions; |
| 2 | +using Microsoft.Extensions.Http.Logging; |
| 3 | + |
| 4 | +namespace Steeltoe.Samples.AuthConsole; |
| 5 | + |
| 6 | +/// <summary> |
| 7 | +/// Provides simplified logging of outgoing HTTP requests. |
| 8 | +/// </summary> |
| 9 | +/// <remarks> |
| 10 | +/// Based on https://josef.codes/customize-the-httpclient-logging-dotnet-core/. |
| 11 | +/// </remarks> |
| 12 | +public static class HttpClientBuilderExtensions |
| 13 | +{ |
| 14 | + public static IHttpClientBuilder ConfigureLogging(this IHttpClientBuilder builder) |
| 15 | + { |
| 16 | + builder.Services.TryAddScoped<HttpLogger>(); |
| 17 | + return builder.RemoveAllLoggers().AddLogger<HttpLogger>(true); |
| 18 | + } |
| 19 | + |
| 20 | + private sealed class HttpLogger(ILogger<HttpLogger> logger) : IHttpClientLogger |
| 21 | + { |
| 22 | + private readonly ILogger<HttpLogger> _logger = logger; |
| 23 | + |
| 24 | + public object? LogRequestStart(HttpRequestMessage request) |
| 25 | + { |
| 26 | + _logger.LogInformation("Sending '{Request.Method}' to '{Request.Host}{Request.Path}'", request.Method, |
| 27 | + request.RequestUri?.GetComponents(UriComponents.SchemeAndServer, UriFormat.Unescaped), request.RequestUri?.PathAndQuery); |
| 28 | + |
| 29 | + return null; |
| 30 | + } |
| 31 | + |
| 32 | + public void LogRequestStop(object? context, HttpRequestMessage request, HttpResponseMessage response, TimeSpan elapsed) |
| 33 | + { |
| 34 | + _logger.LogInformation("Received '{Response.StatusCodeInt} {Response.StatusCodeString}' after {Response.ElapsedMilliseconds}ms", |
| 35 | + (int)response.StatusCode, response.StatusCode, elapsed.TotalMilliseconds.ToString("F1")); |
| 36 | + } |
| 37 | + |
| 38 | + public void LogRequestFailed(object? context, HttpRequestMessage request, HttpResponseMessage? response, Exception exception, TimeSpan elapsed) |
| 39 | + { |
| 40 | + _logger.LogError(exception, "Request towards '{Request.Host}{Request.Path}' failed after {Response.ElapsedMilliseconds}ms", |
| 41 | + request.RequestUri?.GetComponents(UriComponents.SchemeAndServer, UriFormat.Unescaped), request.RequestUri!.PathAndQuery, |
| 42 | + elapsed.TotalMilliseconds.ToString("F1")); |
| 43 | + } |
| 44 | + } |
| 45 | +} |
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