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Background updater for lxmd sensor

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This commit is contained in:
Mark Qvist 2025-01-26 12:15:26 +01:00
parent cc87e8c109
commit b03d91d206
1 changed files with 51 additions and 20 deletions
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71
sbapp/sideband/sense.py
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@ -2733,11 +2733,15 @@ class RNSTransport(Sensor):
class LXMFPropagation(Sensor):
SID = Sensor.SID_LXMF_PROPAGATION
STALE_TIME = 120
STALE_TIME = 45
def __init__(self):
self.identity = None
self.lxmd = None
self._last_update = 0
self._update_interval = 60
self._update_lock = threading.Lock()
self._running = False
super().__init__(type(self).SID, type(self).STALE_TIME)
def set_identity(self, identity):
@ -2751,34 +2755,61 @@ class LXMFPropagation(Sensor):
except Exception as e:
RNS.log("Could not load LXMF propagation sensor identity from \"{file_path}\"", RNS.LOG_ERROR)
def _update_job(self):
while self._running:
self._update_data()
time.sleep(self._update_interval)
def _start_update_job(self):
if not self._running:
self._running = True
update_thread = threading.Thread(target=self._update_job, daemon=True)
update_thread.start()
def setup_sensor(self):
self.update_data()
def teardown_sensor(self):
self._running = False
self.identity = None
self.data = None
def update_data(self):
if self.identity != None:
if self.lxmd == None:
import LXMF.LXMPeer as LXMPeer
import LXMF.Utilities.lxmd as lxmd
self.ERROR_NO_IDENTITY = LXMPeer.LXMPeer.ERROR_NO_IDENTITY
self.ERROR_NO_ACCESS = LXMPeer.LXMPeer.ERROR_NO_ACCESS
self.ERROR_TIMEOUT = LXMPeer.LXMPeer.ERROR_TIMEOUT
self.lxmd = lxmd
# This sensor runs the actual data updates
# in the background. An update_data request
# will simply start the update job if it is
# not already running.
if not self._running:
RNS.log(self)
self._start_update_job()
status_response = self.lxmd.query_status(identity=self.identity)
if status_response == None:
RNS.log("Status response from lxmd was received, but contained no data", RNS.LOG_ERROR)
elif status_response == self.ERROR_NO_IDENTITY:
RNS.log("Updating telemetry from lxmd failed due to missing identification", RNS.LOG_ERROR)
elif status_response == self.ERROR_NO_ACCESS:
RNS.log("Access was denied while attempting to update lxmd telemetry", RNS.LOG_ERROR)
elif status_response == self.ERROR_TIMEOUT:
RNS.log("Updating telemetry from lxmd failed due to timeout", RNS.LOG_ERROR)
else:
self.data = status_response
def _update_data(self):
if not self.synthesized:
with self._update_lock:
if time.time() - self._last_update < self.STALE_TIME:
return
if self.identity != None:
if self.lxmd == None:
import LXMF.LXMPeer as LXMPeer
import LXMF.Utilities.lxmd as lxmd
self.ERROR_NO_IDENTITY = LXMPeer.LXMPeer.ERROR_NO_IDENTITY
self.ERROR_NO_ACCESS = LXMPeer.LXMPeer.ERROR_NO_ACCESS
self.ERROR_TIMEOUT = LXMPeer.LXMPeer.ERROR_TIMEOUT
self.lxmd = lxmd
self._last_update = time.time()
status_response = self.lxmd.query_status(identity=self.identity)
if status_response == None:
RNS.log("Status response from lxmd was received, but contained no data", RNS.LOG_ERROR)
elif status_response == self.ERROR_NO_IDENTITY:
RNS.log("Updating telemetry from lxmd failed due to missing identification", RNS.LOG_ERROR)
elif status_response == self.ERROR_NO_ACCESS:
RNS.log("Access was denied while attempting to update lxmd telemetry", RNS.LOG_ERROR)
elif status_response == self.ERROR_TIMEOUT:
RNS.log("Updating telemetry from lxmd failed due to timeout", RNS.LOG_ERROR)
else:
self.data = status_response
def pack(self):
d = self.data