thermald: fetch more detailed network info (#20928)

selfdrive/hardware/base.py

@@ -50,6 +50,10 @@ class HardwareBase:
   def get_subscriber_info(self):
     pass
 
+  @abstractmethod
+  def get_network_info(self):
+    pass
+
   @abstractmethod
   def get_network_type(self):
     pass

selfdrive/hardware/eon/hardware.py

@@ -130,6 +130,9 @@ class Android(HardwareBase):
       'data_connected': cell_data_connected
     }
 
+  def get_network_info(self):
+    return None
+
   def get_network_type(self):
     wifi_check = parse_service_call_string(service_call(["connectivity", "2"]))
     if wifi_check is None:

selfdrive/hardware/pc/hardware.py

@@ -32,6 +32,9 @@ class Pc(HardwareBase):
   def get_subscriber_info(self):
     return ""
 
+  def get_network_info(self):
+    return None
+
   def get_network_type(self):
     return NetworkType.wifi
 

selfdrive/hardware/tici/hardware.py

@@ -129,6 +129,26 @@ class Tici(HardwareBase):
 
     return str(self.get_modem().Get(MM_MODEM, 'EquipmentIdentifier', dbus_interface=DBUS_PROPS, timeout=TIMEOUT))
 
+  def get_network_info(self):
+    modem = self.get_modem()
+    try:
+      info = modem.Command("AT+QNWINFO", int(TIMEOUT * 1000), dbus_interface=MM_MODEM, timeout=TIMEOUT)
+    except Exception:
+      return None
+
+    if info and info.startswith('+QNWINFO: '):
+      info = info.replace('+QNWINFO: ', '').replace('"', '')
+      technology, operator, band, channel = info.split(',')
+
+      return({
+        'technology': technology,
+        'operator': operator,
+        'band': band,
+        'channel': int(channel)
+      })
+    else:
+      return None
+
   def parse_strength(self, percentage):
       if percentage < 25:
         return NetworkStrength.poor

selfdrive/thermald/thermald.py

@@ -155,6 +155,7 @@ def thermald_thread():
 
   network_type = NetworkType.none
   network_strength = NetworkStrength.unknown
+  network_info = None
 
   current_filter = FirstOrderFilter(0., CURRENT_TAU, DT_TRML)
   cpu_temp_filter = FirstOrderFilter(0., CPU_TEMP_TAU, DT_TRML)
@@ -230,6 +231,7 @@ def thermald_thread():
       try:
         network_type = HARDWARE.get_network_type()
         network_strength = HARDWARE.get_network_strength(network_type)
+        network_info = HARDWARE.get_network_info()  # pylint: disable=assignment-from-none
       except Exception:
         cloudlog.exception("Error getting network status")
 
@@ -238,6 +240,9 @@ def thermald_thread():
     msg.deviceState.cpuUsagePercent = int(round(psutil.cpu_percent()))
     msg.deviceState.networkType = network_type
     msg.deviceState.networkStrength = network_strength
+    if network_info is not None:
+      msg.deviceState.networkInfo = network_info
+
     msg.deviceState.batteryPercent = HARDWARE.get_battery_capacity()
     msg.deviceState.batteryStatus = HARDWARE.get_battery_status()
     msg.deviceState.batteryCurrent = HARDWARE.get_battery_current()