pikvm/pikvm#858, pikvm/pikvm#1249: Added slow typing mode for /api/hid/print

kvmd/apps/kvmd/api/hid.py

@@ -123,7 +123,8 @@ class HidApi:
         if limit > 0:
             text = text[:limit]
         symmap = self.__ensure_symmap(req.query.get("keymap", self.__default_keymap_name))
-        self.__hid.send_key_events(text_to_web_keys(text, symmap), no_ignore_keys=True)
+        slow = valid_bool(req.query.get("slow", False))
+        await self.__hid.send_key_events(text_to_web_keys(text, symmap), no_ignore_keys=True, slow=slow)
         return make_json_response()
 
     def __ensure_symmap(self, keymap_name: str) -> dict[int, dict[int, str]]:
@@ -250,7 +251,7 @@ class HidApi:
             state = valid_bool(req.query["state"])
             self.__hid.send_key_event(key, state)
         else:
-            self.__hid.send_key_events([(key, True), (key, False)])
+            await self.__hid.send_key_events([(key, True), (key, False)], slow=True)
         return make_json_response()
 
     @exposed_http("POST", "/hid/events/send_mouse_button")

kvmd/apps/kvmd/snapshoter.py

@@ -123,7 +123,7 @@ class Snapshoter:  # pylint: disable=too-many-instance-attributes
 
         if self.__wakeup_key:
             logger.info("Waking up using key %r ...", self.__wakeup_key)
-            self.__hid.send_key_events(
+            await self.__hid.send_key_events(
                 keys=[(self.__wakeup_key, True), (self.__wakeup_key, False)],
                 no_ignore_keys=True,
             )

kvmd/plugins/hid/__init__.py

@@ -137,9 +137,17 @@ class BaseHid(BasePlugin):  # pylint: disable=too-many-instance-attributes
 
     # =====
 
-    def send_key_events(self, keys: Iterable[tuple[str, bool]], no_ignore_keys: bool=False) -> None:
+    async def send_key_events(
+        self,
+        keys: Iterable[tuple[str, bool]],
+        no_ignore_keys: bool=False,
+        slow: bool=False,
+    ) -> None:
+
         for (key, state) in keys:
             if no_ignore_keys or key not in self.__ignore_keys:
+                if slow:
+                    await asyncio.sleep(0.02)
                 self.send_key_event(key, state)
 
     def send_key_event(self, key: str, state: bool) -> None: