Merge branch 'main' into release

Author: bragelbytes

Sources/ShapeshifterDispatcherSwift/AsyncRoutingController.swift

@@ -19,7 +19,7 @@ class AsyncRoutingController
     {
         while true
         {
-            appLog.debug("Async router listening for connections...")
+            appLog.debug("Listening for connections...")
 
             do
             {
@@ -32,7 +32,7 @@ class AsyncRoutingController
                 let transportConnection = try AsyncAwaitThrowingSynchronizer<AsyncConnection>.sync
                 {
                     let connection = try await listener.accept()
-                    appLog.debug("Accepted a transport connection.")
+                    appLog.debug("ShapeshifterDispatcher.handleListener: Accepted a transport connection.")
                     return connection
                 }
 
@@ -41,30 +41,37 @@ class AsyncRoutingController
                    do
                    {
                        let targetConnection = try await AsyncTcpSocketConnection(targetHost, targetPort, appLog)
-                       appLog.debug("A target connection was created.")
+                       appLog.debug("ShapeshifterDispatcher.handleListener: Created a connection to the target host.")
                        let route = AsyncRouter(controller: self, transportConnection: transportConnection, targetConnection: targetConnection)
-                       appLog.debug("ShapeshifterDispatcherSwift: new route created.")
+                       appLog.debug("ShapeshifterDispatcher.handleListener: Created a new route.")
                        routes.append(route)
                    }
                     catch (let targetConnectionError)
                     {
-                        appLog.error("Failed to connect to the application server. Error: \(targetConnectionError)")
-                        try await listener.close()
-                        return
+                        appLog.warning("ShapeshifterDispatcher.handleListener: A client connection could not be accepted, we failed to connect to the application server. Reason: \(targetConnectionError)")
                     }
                 }
             }
             catch AsyncDarkstarServerError.blackHoled
             {
-                appLog.error("ShapeshifterDispatcher.handleListener: Failed to accept a new connection: blackHoled")
+                appLog.warning("ShapeshifterDispatcher.handleListener: Failed to accept a new connection: blackHoled")
                 continue
             }
-            catch
+            catch AsyncTcpSocketListenerError.socketError
             {
-                appLog.error("ShapeshifterDispatcher.handleListener: Failed to accept a new connection: \(error)")
+                appLog.error("Received a socket error while trying to accept a connection. This is a fatal error. Exiting...")
+                Task
+                {
+                    try await listener.close()
+                }
+                
                 return
             }
-            
+            catch
+            {
+                appLog.warning("ShapeshifterDispatcher.handleListener: Failed to accept a new connection: \(error)")
+                continue
+            }
         }
     }