Merge pull request #14 from Elyviere/master

Add ability to update game server from confconsole ui

docs/usage.rst

@@ -70,11 +70,11 @@ Method 1:
 
 #. SSH into the appliance and run the command ``confconsole``.
 
-#. Select ``Advanced`` menu or press the ``A`` key.
+#. Select ``Advanced`` menu or press the ``A`` key and then <Enter>.
 
-#. Select ``Gameserver`` or press the ``G`` key.
+#. Select ``Gameserver`` or press the ``G`` key and then <Enter>.
 
-#. Select ``Update`` or press the ``U`` key.
+#. Select ``Update list`` or press the ``U`` key and then <Enter>.
 
 #. Done!
 
@@ -101,8 +101,25 @@ Done!
 
 Update game server version
 ----------------------------
-If there is an update to the game after deploying your server, you may need to update the server to allow clients with the newer version to connect. Currently, the GUI does not support updating the server version. Instead, follow the following procedure:
+If there is an update to the game after deploying your server, you may need to update the server to allow clients with the newer version to connect. Like with updating the game server list, this can either be done through the GUI or manually. Here are instructions for the two methods:
 
+Method 1:
+^^^^^^^^^^^
+
+#. SSH into the appliance and run the command ``confconsole``.
+
+#. Select ``Advanced`` menu or press the ``A`` key and then <Enter>.
+
+#. Select ``Gameserver`` or press the ``G`` key and then <Enter>.
+
+#. Select ``Update server`` or press the ``U`` key **twice** and then <Enter>.
+
+#. Be patient, the update can take a few minutes.
+
+#. Done!
+
+Method 2:
+^^^^^^^^^^^
 
 #. Find your installed game server on the `supported games <https://github.com/jesinmat/linux-gameservers/tree/master#supported-games>`_ list. You will need the "Code" shown in this list.
 

overlay/usr/lib/confconsole/plugins.d/Game_Server/update_server.py

@@ -0,0 +1,53 @@
+'''Update game server version'''
+import os
+import subprocess
+
+GAME_REPO_DIR="/root/gameservers"
+SERVER_NAME_FILE = "/etc/gameserver/gameserver"
+
+def get_game_code():
+    try:
+        with open(SERVER_NAME_FILE, 'r') as file:
+            for line in file:
+                if line.startswith("GAME="):
+                    game_code = line.split('=')[1].strip().strip('"')
+                    return game_code
+    except FileNotFoundError:
+        return ('error', f'File not found: {SERVER_NAME_FILE}')
+    except Exception as e:
+        return ('error', str(e))
+
+def run():
+    if not os.path.exists('/etc/gameserver/installation.done'):
+            console.msgbox('Info', 'No game server is installed')
+            return
+
+    console.msgbox('Info', 'The game server will be redownloaded and installed, even if no update is available.')
+
+    curdir = os.getcwd()
+    os.chdir(GAME_REPO_DIR)
+
+    game_code = get_game_code()
+
+    console.infobox('Stopping the game server')
+    ret = subprocess.run(['systemctl', 'stop', 'gameserver'], capture_output=True, text=True)
+    if ret.returncode != 0:
+        console.msgbox('Error', 'An error occurred while stopping the game server:\n' + ret.stderr)
+        os.chdir(curdir)
+        return
+
+    console.infobox('Attemting to update game server. Be patient, this takes at least a few minutes...')
+    ret = subprocess.run(
+            ['./auto_install.sh', '-g', game_code, '-u', 'gameuser', '-p', '/home/gameuser/gameserver'], 
+            capture_output=True, text=True)
+    if ret.returncode != 0:
+        console.msgbox('Error', 'An error occurred during the update (will attempt to restart the server regardless):\n' + ret.stderr)
+
+    console.infobox('Restarting the game server')
+    ret = subprocess.run(['systemctl', 'start', 'gameserver'], capture_output=True, text=True)
+    if ret.returncode != 0:
+        console.msgbox('Error', 'An error occurred while starting the game server:\n' + ret.stderr)
+    else:
+        console.msgbox('Update', 'Update success')
+
+    os.chdir(curdir)