Fixed: Cleanse Discord Webhook URLs

Closes #3037

(cherry picked from commit d1f2a8a9486471f4986da2fa16d5439ccf0426e1)

src/NzbDrone.Common.Test/InstrumentationTests/CleanseLogMessageFixture.cs

@@ -87,6 +87,10 @@ namespace NzbDrone.Common.Test.InstrumentationTests
         // Webhooks - Notifiarr
         [TestCase(@"https://xxx.yyy/api/v1/notification/lidarr/9pr04sg6-0123-3210-imav-eql2tyu8xyui")]
 
+        // Discord
+        [TestCase(@"https://discord.com/api/webhooks/mySecret")]
+        [TestCase(@"https://discord.com/api/webhooks/mySecret/01233210")]
+
         public void should_clean_message(string message)
         {
             var cleansedMessage = CleanseLogMessage.Cleanse(message);

src/NzbDrone.Common/Instrumentation/CleanseLogMessage.cs

@@ -60,6 +60,9 @@ namespace NzbDrone.Common.Instrumentation
                 new Regex(@",""info_hash"":""(?<secret>[^&=]+?)"",", RegexOptions.Compiled | RegexOptions.IgnoreCase),
                 new Regex(@",""pass[- _]?key"":""(?<secret>[^&=]+?)"",", RegexOptions.Compiled | RegexOptions.IgnoreCase),
                 new Regex(@",""rss[- _]?key"":""(?<secret>[^&=]+?)"",", RegexOptions.Compiled | RegexOptions.IgnoreCase),
+
+                // Discord
+                new Regex(@"discord.com/api/webhooks/((?<secret>[\w-]+)/)?(?<secret>[\w-]+)", RegexOptions.Compiled | RegexOptions.IgnoreCase)
             };
 
         private static readonly Regex CleanseRemoteIPRegex = new Regex(@"(?:Auth-\w+(?<!Failure|Unauthorized) ip|from) (\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3})", RegexOptions.Compiled);