jellyfin/Emby.Server.Implementations/HttpServer/LoggerUtils.cs

using MediaBrowser.Model.Logging;
using System;
using System.Globalization;
using SocketHttpListener.Net;

namespace Emby.Server.Implementations.HttpServer
{
    public static class LoggerUtils
    {
        /// <summary>
        /// Logs the request.
        /// </summary>
        /// <param name="logger">The logger.</param>
        /// <param name="request">The request.</param>
        public static void LogRequest(ILogger logger, HttpListenerRequest request)
        {
            var url = request.Url.ToString();

            logger.Info("{0} {1}. UserAgent: {2}", request.IsWebSocketRequest ? "WS" : "HTTP " + request.HttpMethod, url, request.UserAgent ?? string.Empty);
        }

        public static void LogRequest(ILogger logger, string url, string method, string userAgent)
        {
            logger.Info("{0} {1}. UserAgent: {2}", "HTTP " + method, url, userAgent ?? string.Empty);
        }

        /// <summary>
        /// Logs the response.
        /// </summary>
        /// <param name="logger">The logger.</param>
        /// <param name="statusCode">The status code.</param>
        /// <param name="url">The URL.</param>
        /// <param name="endPoint">The end point.</param>
        /// <param name="duration">The duration.</param>
        public static void LogResponse(ILogger logger, int statusCode, string url, string endPoint, TimeSpan duration)
        {
            var durationMs = duration.TotalMilliseconds;
            var logSuffix = durationMs >= 1000 && durationMs < 60000 ? "ms (slow)" : "ms";

            logger.Info("HTTP Response {0} to {1}. Time: {2}{3}. {4}", statusCode, endPoint, Convert.ToInt32(durationMs).ToString(CultureInfo.InvariantCulture), logSuffix, url);
        }
    }
}