Add StopEventArgs.cs, EmptyRestart.cs

Author: jweigelt

SWBF2Admin/Gameserver/StopEventArgs.cs

@@ -0,0 +1,36 @@
+/*
+ * This file is part of SWBF2Admin (https://github.com/jweigelt/swbf2admin). 
+ * Copyright(C) 2017, 2018  Jan Weigelt <jan@lekeks.de>
+ *
+ * SWBF2Admin is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+
+ * SWBF2Admin is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.See the
+ * GNU General Public License for more details.
+
+ * You should have received a copy of the GNU General Public License
+ * along with SWBF2Admin. If not, see<http://www.gnu.org/licenses/>.
+ */
+using System;
+
+namespace SWBF2Admin.Gameserver
+{
+    public enum ServerStopReason
+    {
+        STOP_EXIT,
+        STOP_RESTART
+    }
+
+    class StopEventArgs : EventArgs
+    {
+        public ServerStopReason Reason { get; }
+        public StopEventArgs(ServerStopReason reason)
+        {
+            Reason = reason;
+        }
+    }
+}

SWBF2Admin/Runtime/Watchdog/EmptyRestart.cs

@@ -0,0 +1,52 @@
+using System;
+using SWBF2Admin.Config;
+using SWBF2Admin.Utility;
+
+namespace SWBF2Admin.Runtime.Watchdog
+{
+    public class EmptyRestart : ComponentBase
+    {
+        private DateTime lastSeenNotEmpty;
+        private int restartThreshold;
+        private bool isRestarting;
+
+        public EmptyRestart(AdminCore core) : base(core) { }
+
+        public override void Configure(CoreConfiguration config)
+        {
+            UpdateInterval = config.EmptyRestartCheckInterval;
+            restartThreshold = config.EmptyRestartThreshold;
+        }
+
+        public override void OnInit()
+        {
+            base.OnInit();
+        }
+
+        public override void OnServerStart(EventArgs e)
+        {
+            EnableUpdates();
+            isRestarting = false;
+            lastSeenNotEmpty = DateTime.Now;
+        }
+
+        public override void OnServerStop()
+        {
+            DisableUpdates();
+        }
+
+        protected override void OnUpdate()
+        {
+            if (Core.Players.PlayerList.Count > 0)
+            {
+                lastSeenNotEmpty = DateTime.Now;
+            }
+            else if (!isRestarting && (DateTime.Now - lastSeenNotEmpty).TotalSeconds > restartThreshold)
+            {
+                Logger.Log(LogLevel.Info, "Server has been empty for {0} seconds - restarting it", restartThreshold.ToString());
+                Core.Server.Restart();
+                isRestarting = true; //make sure we don't try to restart twice
+            }
+        }
+    }
+}