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# -*- coding: utf-8 -*-
############################################################################
# auth.py
#
# Authorization handler for sync-engine
#
# Copyright (C) 2007 Dr J A Gow
#
############################################################################
import dbus.service
import dbus
import os.path
import config
ODCCM_DEVICE_PASSWORD_FLAG_SET = 1
ODCCM_DEVICE_PASSWORD_FLAG_PROVIDE = 2
AUTH_TOOLS_PATH = os.path.join(os.path.dirname(os.path.abspath(__file__)),"../tools")
CLI_TOOL = os.path.join(AUTH_TOOLS_PATH,"authcli.py")
GUI_TOOL = os.path.join(AUTH_TOOLS_PATH,"authgui.py")
###############################################################################
# IsAuthRequired
#
# Is authorization required to use this device?
def IsAuthRequired(device):
flags = device.GetPasswordFlags()
if flags & ODCCM_DEVICE_PASSWORD_FLAG_PROVIDE:
return True
return False
############################################################################
# Authorize
#
# Obtain an authorization token to continue device connection. If this
# fails, we return False and the device will remain disconnected. Success
# will return True and allow the device to proceed with connection
def Authorize(devpath,device,config):
rc=1
if IsAuthRequired(device):
# get the program we need
prog = config.cfg["AuthMethod"]
if prog == "INTERNAL_GUI":
clist = [GUI_TOOL,devpath]
elif prog == "INTERNAL_CLI":
clist = [CLI_TOOL,devpath]
else:
clist = [prog,devpath]
# check that we have it
if os.path.exists(clist[0]):
rc = os.spawnvp(os.P_WAIT,clist[0],clist)
if rc<0:
rc = 0
if not IsAuthRequired(device):
rc = 1
else:
rc = 0
else:
print "auth: auth prog %s does not exist" % prog
rc = 0
return rc
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