Add --config option support to wssshd.py

- Add --config command line option to specify configuration file path
- Update config loading logic to use specified config file
- Maintain backward compatibility with default /etc/wssshd.conf
- Support for custom configuration file locations

wssshd.py

@@ -522,8 +522,24 @@ async def cleanup_task():
         cleanup_expired_clients()
 
 async def main():
+    parser = argparse.ArgumentParser(description='WebSocket SSH Daemon (wssshd)')
+    parser.add_argument('--config', help='Configuration file path (default: /etc/wssshd.conf)')
+    parser.add_argument('--host', help='WebSocket server host')
+    parser.add_argument('--port', type=int, help='WebSocket server port')
+    parser.add_argument('--domain', help='Base domain name')
+    parser.add_argument('--password', help='Registration password')
+    parser.add_argument('--web-host', help='Web interface host (optional)')
+    parser.add_argument('--web-port', type=int, help='Web interface port (optional)')
+    parser.add_argument('--web-https', action='store_true', help='Enable HTTPS for web interface')
+    parser.add_argument('--debug', action='store_true', help='Enable debug output')
+
+    # Parse just the config argument first to determine config file location
+    temp_parser = argparse.ArgumentParser(add_help=False)
+    temp_parser.add_argument('--config')
+    temp_args, remaining = temp_parser.parse_known_args()
+
     config = configparser.ConfigParser()
-    config_path = '/etc/wssshd.conf'
+    config_path = temp_args.config or '/etc/wssshd.conf'
     defaults = {}
     if os.path.exists(config_path):
         config.read(config_path)
@@ -543,17 +559,7 @@ async def main():
             if 'web-https' in section:
                 defaults['web_https'] = section.getboolean('web-https', False)
 
-    parser = argparse.ArgumentParser(description='WebSocket SSH Daemon (wssshd)')
     parser.set_defaults(**defaults)
-    parser.add_argument('--host', help='WebSocket server host')
-    parser.add_argument('--port', type=int, help='WebSocket server port')
-    parser.add_argument('--domain', help='Base domain name')
-    parser.add_argument('--password', help='Registration password')
-    parser.add_argument('--web-host', help='Web interface host (optional)')
-    parser.add_argument('--web-port', type=int, help='Web interface port (optional)')
-    parser.add_argument('--web-https', action='store_true', help='Enable HTTPS for web interface')
-    parser.add_argument('--debug', action='store_true', help='Enable debug output')
-
     global args
     args = parser.parse_args()
 
@@ -561,6 +567,7 @@ async def main():
     if 'web_https' in defaults and not any(arg.startswith('--web-https') for arg in sys.argv):
         args.web_https = defaults['web_https']
 
+
     # Check required arguments
     if not args.host:
         parser.error('--host is required')