bluez-trust-device

#!/usr/bin/python

# Script to simplify querying and setting the Trusted state for a remote Bluetooth device
# Adapted from bluez-test-device, mainly by stripping stuff out
# Does not use GObject, so is suitable for non-GUI platforms

import sys
import dbus
import dbus.mainloop.glib
from optparse import OptionParser, make_option

dbus.mainloop.glib.DBusGMainLoop(set_as_default=True)
bus = dbus.SystemBus()
manager = dbus.Interface(bus.get_object("org.bluez", "/"), "org.bluez.Manager")

# Allow an option to select from more than one Bluetooth adaptor on the host system
option_list = [
        make_option("-i", "--device", action="store", type="string", dest="dev_id"),
        ]
parser = OptionParser(option_list=option_list)

(options, args) = parser.parse_args()

if options.dev_id:
    try:
        adapter_path = manager.FindAdapter(options.dev_id)
    except dbus.DBusException:
        print("FindAdapter() has thrown an exception!")
        print("Check your host device-ID and run this script again")
        sys.exit(1)
else:
    try:
        adapter_path = manager.DefaultAdapter()
    except dbus.DBusException:
        print("DefaultAdapter() has thrown an exception!")
        print("This sometimes happens the first time it is called - try running this script again")
        sys.exit(1)

adapter = dbus.Interface(bus.get_object("org.bluez", adapter_path), "org.bluez.Adapter")

if (len(args) < 1):
    print("Usage: %s <address> [yes/no]" % (sys.argv[0]))
    print("e.g. %s 00:19:0E:0C:0C:CD yes" % (sys.argv[0]))
    print("")
    sys.exit(1)

else:
    path = adapter.FindDevice(args[0])
    device = dbus.Interface(bus.get_object("org.bluez", path), "org.bluez.Device")
    if (len(args) < 2): # no "yes/no" parameter - query the current trust state for this device
            properties = device.GetProperties()
            trust_state = properties["Trusted"]
            if (trust_state == 1):
                print("Device %s is trusted" % args[0])
            else:
                print("Device %s is NOT trusted" % args[0])
    else:
        if (args[1] == "yes"):
            value = dbus.Boolean(1)
        elif (args[1] == "no"):
            value = dbus.Boolean(0)
        else:
            value = dbus.Boolean(args[1])
        device.SetProperty("Trusted", value)
    sys.exit(0)

sys.exit(1)