add iptv request logging (#1594)

CHANGELOG.md

@@ -14,6 +14,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
     - Default value: `false`
     - When enabled, embedded text subtitles will be periodically extracted, and considered for playback
 - Add `sub_language` and `sub_language_tag` fields to search index
+- Add `/iptv` request logging to streaming log category at debug level 
 
 ### Fixed
 - Fix antiforgery error caused by reusing existing browser tabs across docker container restarts

ErsatzTV/Program.cs

@@ -77,6 +77,7 @@ public class Program
             .MinimumLevel.Override("ErsatzTV.Application.Streaming", LoggingLevelSwitches.StreamingLevelSwitch)
             .MinimumLevel.Override("ErsatzTV.FFmpeg", LoggingLevelSwitches.StreamingLevelSwitch)
             .MinimumLevel.Override("ErsatzTV.Controllers.IptvController", LoggingLevelSwitches.StreamingLevelSwitch)
+            .MinimumLevel.Override("Serilog.AspNetCore.RequestLoggingMiddleware", LoggingLevelSwitches.StreamingLevelSwitch)
             
             .Destructure.UsingAttributes()
             .Enrich.FromLogContext()

ErsatzTV/Startup.cs

@@ -85,6 +85,7 @@ using Newtonsoft.Json;
 using Newtonsoft.Json.Converters;
 using Refit;
 using Serilog;
+using Serilog.Events;
 
 namespace ErsatzTV;
 
@@ -492,7 +493,34 @@ public class Startup
         app.UseForwardedHeaders();
 
         // app.UseHttpLogging();
-        // app.UseSerilogRequestLogging();
+        app.UseSerilogRequestLogging(
+            options =>
+            {
+                options.IncludeQueryInRequestPath = true;
+
+                // Emit debug-level events instead of the defaults
+                options.GetLevel = (httpContext, elapsed, ex) =>
+                {
+                    if (ex is not null)
+                    {
+                        return LogEventLevel.Error;
+                    }
+
+                    if (httpContext.Response.StatusCode > 499)
+                    {
+                        return LogEventLevel.Error;
+                    }
+
+                    if (httpContext.Request.Path.ToUriComponent().StartsWith(
+                            "/iptv",
+                            StringComparison.OrdinalIgnoreCase))
+                    {
+                        return LogEventLevel.Debug;
+                    }
+
+                    return LogEventLevel.Verbose;
+                };
+            });
 
         app.UseRequestLocalization(
             options =>