option to disable log reader

kvmd/apps/__init__.py

@@ -381,6 +381,10 @@ def _get_config_scheme() -> dict:
                 },
             },
 
+            "log_reader": {
+                "enabled": Option(True, type=valid_bool),
+            },
+
             "hid": {
                 "type": Option("", type=valid_stripped_string_not_empty),
 

kvmd/apps/kvmd/__init__.py

@@ -82,7 +82,7 @@ def main(argv: (list[str] | None)=None) -> None:
             enabled=config.auth.enabled,
         ),
         info_manager=InfoManager(global_config),
-        log_reader=LogReader(),
+        log_reader=(LogReader() if config.log_reader.enabled else None),
         user_gpio=UserGpio(config.gpio, global_config.otg),
         ocr=TesseractOcr(**config.ocr._unpack()),
 

kvmd/apps/kvmd/api/log.py

@@ -23,6 +23,8 @@
 from aiohttp.web import Request
 from aiohttp.web import StreamResponse
 
+from ....errors import OperationError
+
 from ....htserver import exposed_http
 from ....htserver import start_streaming
 
@@ -33,14 +35,21 @@ from ..logreader import LogReader
 
 
 # =====
+class LogReaderDisabledError(OperationError):
+    def __init__(self) -> None:
+        super().__init__("LogReader is disabled")
+
+
 class LogApi:
-    def __init__(self, log_reader: LogReader) -> None:
+    def __init__(self, log_reader: (LogReader | None)) -> None:
         self.__log_reader = log_reader
 
     # =====
 
     @exposed_http("GET", "/log")
     async def __log_handler(self, request: Request) -> StreamResponse:
+        if self.__log_reader is None:
+            raise LogReaderDisabledError()
         seek = valid_log_seek(request.query.get("seek", 0))
         follow = valid_bool(request.query.get("follow", False))
         response = await start_streaming(request, "text/plain")

kvmd/apps/kvmd/server.py

@@ -128,7 +128,7 @@ class KvmdServer(HttpServer):  # pylint: disable=too-many-arguments,too-many-ins
         self,
         auth_manager: AuthManager,
         info_manager: InfoManager,
-        log_reader: LogReader,
+        log_reader: (LogReader | None),
         user_gpio: UserGpio,
         ocr: TesseractOcr,