From 735c2e63950c36433f3d18d5548d1c8c6aee4394 Mon Sep 17 00:00:00 2001
From: Maxim Devaev <mdevaev@gmail.com>
Date: Tue, 10 Jun 2025 02:49:50 +0300
Subject: [PATCH] pikvm/pikvm#1537: /hid/inactivity api

---
 kvmd/apps/kvmd/api/hid.py    |  5 +++++
 kvmd/plugins/hid/__init__.py | 14 +++++++++++---
 2 files changed, 16 insertions(+), 3 deletions(-)

diff --git a/kvmd/apps/kvmd/api/hid.py b/kvmd/apps/kvmd/api/hid.py
index 858ddad5..a4c1d410 100644
--- a/kvmd/apps/kvmd/api/hid.py
+++ b/kvmd/apps/kvmd/api/hid.py
@@ -102,6 +102,11 @@ class HidApi:
         await self.__hid.reset()
         return make_json_response()
 
+    @exposed_http("GET", "/hid/inactivity")
+    async def __inactivity_handler(self, _: Request) -> Response:
+        secs = self.__hid.get_inactivity_seconds()
+        return make_json_response({"inactivity": secs})
+
     # =====
 
     async def get_keymaps(self) -> dict:  # Ugly hack to generate hid_keymaps_state (see server.py)
diff --git a/kvmd/plugins/hid/__init__.py b/kvmd/plugins/hid/__init__.py
index 80397019..273fe673 100644
--- a/kvmd/plugins/hid/__init__.py
+++ b/kvmd/plugins/hid/__init__.py
@@ -72,7 +72,7 @@ class BaseHid(BasePlugin):  # pylint: disable=too-many-instance-attributes
         self.__j_active = jiggler_active
         self.__j_interval = jiggler_interval
         self.__j_absolute = True
-        self.__j_activity_ts = 0
+        self.__j_activity_ts = self.__get_monotonic_seconds()
         self.__j_last_x = 0
         self.__j_last_y = 0
 
@@ -143,6 +143,11 @@ class BaseHid(BasePlugin):  # pylint: disable=too-many-instance-attributes
 
     # =====
 
+    def get_inactivity_seconds(self) -> int:
+        return (self.__get_monotonic_seconds() - self.__j_activity_ts)
+
+    # =====
+
     async def send_key_events(
         self,
         keys: Iterable[tuple[int, bool]],
@@ -249,7 +254,10 @@ class BaseHid(BasePlugin):  # pylint: disable=too-many-instance-attributes
                 handler(*xy)
 
     def __bump_activity(self) -> None:
-        self.__j_activity_ts = int(time.monotonic())
+        self.__j_activity_ts = self.__get_monotonic_seconds()
+
+    def __get_monotonic_seconds(self) -> int:
+        return int(time.monotonic())
 
     def _set_jiggler_absolute(self, absolute: bool) -> None:
         self.__j_absolute = absolute
@@ -271,7 +279,7 @@ class BaseHid(BasePlugin):  # pylint: disable=too-many-instance-attributes
 
     async def systask(self) -> None:
         while True:
-            if self.__j_active and (self.__j_activity_ts + self.__j_interval < int(time.monotonic())):
+            if self.__j_active and (self.__j_activity_ts + self.__j_interval < self.__get_monotonic_seconds()):
                 if self.__j_absolute:
                     (x, y) = (self.__j_last_x, self.__j_last_y)
                     for move in [100, -100, 100, -100, 0]: