Log request completion

src/Tgstation.Server.Host/Controllers/ApiController.cs

@@ -56,6 +56,11 @@ namespace Tgstation.Server.Host.Controllers
 		/// </summary>
 		readonly bool requireHeaders;
 
+		/// <summary>
+		/// Logging identifier for requests.
+		/// </summary>
+		ulong requestId;
+
 		/// <summary>
 		/// Construct an <see cref="ApiController"/>
 		/// </summary>
@@ -163,7 +168,8 @@ namespace Tgstation.Server.Host.Controllers
 
 			if (ApiHeaders != null)
 				Logger.LogDebug(
-					"Request made by User ID {0}. Api version: {1}. User-Agent: {2}. Type: {3}. Route {4}{5} to Instance {6}",
+					"Request #{0} made by User ID {1}. Api version: {2}. User-Agent: {3}. Type: {4}. Route {5}{6} to Instance {7}",
+					++requestId,
 					AuthenticationContext?.User.Id.Value.ToString(CultureInfo.InvariantCulture),
 					ApiHeaders.ApiVersion.Semver(),
 					ApiHeaders.RawUserAgent,
@@ -181,6 +187,11 @@ namespace Tgstation.Server.Host.Controllers
 				Logger.LogDebug("Request cancelled! Exception: {0}", e);
 				throw;
 			}
+			finally
+			{
+				if (ApiHeaders != null)
+					Logger.LogTrace("Request #{0} completed", requestId);
+			}
 		}
 		#pragma warning restore CA1506
 	}