From 885bc11b67f7b8131b4695000608a08a928b935e Mon Sep 17 00:00:00 2001
From: Mark Monteiro <marknr.monteiro@protonmail.com>
Date: Tue, 17 Mar 2020 14:30:08 +0100
Subject: [PATCH] Log 'JELLYFIN_' environment variables at application start

---
 Emby.Server.Implementations/ApplicationHost.cs | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/Emby.Server.Implementations/ApplicationHost.cs b/Emby.Server.Implementations/ApplicationHost.cs
index acae230522..3576b616e7 100644
--- a/Emby.Server.Implementations/ApplicationHost.cs
+++ b/Emby.Server.Implementations/ApplicationHost.cs
@@ -897,6 +897,18 @@ namespace Emby.Server.Implementations
                 .GetCommandLineArgs()
                 .Distinct();
 
+            // Get all 'JELLYFIN_' prefixed environment variables
+            var allEnvVars = Environment.GetEnvironmentVariables();
+            var jellyfinEnvVars = new Dictionary<object, object>();
+            foreach (var key in allEnvVars.Keys)
+            {
+                if (key.ToString().StartsWith("JELLYFIN_", StringComparison.OrdinalIgnoreCase))
+                {
+                    jellyfinEnvVars.Add(key, allEnvVars[key]);
+                }
+            }
+
+            logger.LogInformation("Environment Variables: {EnvVars}", jellyfinEnvVars);
             logger.LogInformation("Arguments: {Args}", commandLineArgs);
             logger.LogInformation("Operating system: {OS}", OperatingSystem.Name);
             logger.LogInformation("Architecture: {Architecture}", RuntimeInformation.OSArchitecture);