adapters.py

from __future__ import print_function
import dbus
import dbus.exceptions
import dbus.mainloop.glib
import dbus.service


BLUEZ_SERVICE_NAME = "org.bluez"
LE_ADVERTISING_MANAGER_IFACE = "org.bluez.LEAdvertisingManager1"
DBUS_OM_IFACE = "org.freedesktop.DBus.ObjectManager"
DBUS_PROP_IFACE = "org.freedesktop.DBus.Properties"

LE_ADVERTISEMENT_IFACE = "org.bluez.LEAdvertisement1"

GATT_MANAGER_IFACE = "org.bluez.GattManager1"

GATT_SERVICE_IFACE = "org.bluez.GattService1"
GATT_CHRC_IFACE = "org.bluez.GattCharacteristic1"
GATT_DESC_IFACE = "org.bluez.GattDescriptor1"


def find_adapter(bus, adapter_interface_name, adapter_name):
    remote_om = dbus.Interface(bus.get_object(BLUEZ_SERVICE_NAME, "/"), DBUS_OM_IFACE)
    objects = remote_om.GetManagedObjects()

    for o, props in objects.items():
        print("checking adapter %s, keys: %s" % (o, props.keys()))
        if adapter_interface_name in props.keys():
            print("found adapter %s" % (o,))
            if "/" + adapter_name in o:
                print("returning adapter %s" % (o,))
                return o

    return None