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@ -19,41 +19,44 @@ namespace Jellyfin.Server.Middleware
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private readonly RequestDelegate _next;
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private readonly ILogger<ResponseTimeMiddleware> _logger;
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private readonly bool _enableWarning;
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private readonly long _warningThreshold;
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/// <summary>
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/// Initializes a new instance of the <see cref="ResponseTimeMiddleware"/> class.
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/// </summary>
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/// <param name="next">Next request delegate.</param>
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/// <param name="logger">Instance of the <see cref="ILogger{ExceptionMiddleware}"/> interface.</param>
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/// <param name="serverConfigurationManager">Instance of the <see cref="IServerConfigurationManager"/> interface.</param>
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public ResponseTimeMiddleware(
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RequestDelegate next,
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ILogger<ResponseTimeMiddleware> logger,
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IServerConfigurationManager serverConfigurationManager)
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ILogger<ResponseTimeMiddleware> logger)
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{
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_next = next;
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_logger = logger;
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_enableWarning = serverConfigurationManager.Configuration.EnableSlowResponseWarning;
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_warningThreshold = serverConfigurationManager.Configuration.SlowResponseThresholdMs;
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}
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/// <summary>
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/// Invoke request.
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/// </summary>
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/// <param name="context">Request context.</param>
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/// <param name="serverConfigurationManager">Instance of the <see cref="IServerConfigurationManager"/> interface.</param>
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/// <returns>Task.</returns>
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public async Task Invoke(HttpContext context)
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public async Task Invoke(HttpContext context, IServerConfigurationManager serverConfigurationManager)
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{
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var watch = new Stopwatch();
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watch.Start();
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var enableWarning = serverConfigurationManager.Configuration.EnableSlowResponseWarning;
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var warningThreshold = serverConfigurationManager.Configuration.SlowResponseThresholdMs;
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context.Response.OnStarting(() =>
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{
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watch.Stop();
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LogWarning(context, watch);
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if (enableWarning && watch.ElapsedMilliseconds > warningThreshold)
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{
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_logger.LogWarning(
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"Slow HTTP Response from {Url} to {RemoteIp} in {Elapsed:g} with Status Code {StatusCode}",
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context.Request.GetDisplayUrl(),
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context.GetNormalizedRemoteIp(),
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watch.Elapsed,
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context.Response.StatusCode);
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}
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var responseTimeForCompleteRequest = watch.ElapsedMilliseconds;
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context.Response.Headers[ResponseHeaderResponseTime] = responseTimeForCompleteRequest.ToString(CultureInfo.InvariantCulture);
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return Task.CompletedTask;
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@ -62,18 +65,5 @@ namespace Jellyfin.Server.Middleware
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// Call the next delegate/middleware in the pipeline
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await this._next(context).ConfigureAwait(false);
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}
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private void LogWarning(HttpContext context, Stopwatch watch)
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{
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if (_enableWarning && watch.ElapsedMilliseconds > _warningThreshold)
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{
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_logger.LogWarning(
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"Slow HTTP Response from {Url} to {RemoteIp} in {Elapsed:g} with Status Code {StatusCode}",
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context.Request.GetDisplayUrl(),
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context.GetNormalizedRemoteIp(),
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watch.Elapsed,
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context.Response.StatusCode);
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}
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}
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}
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}
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