auto-t: add APIs for PKEX

Also added some sanity checks to the existing DPP APIs to make
sure started/role gets set correctly.

autotests/util/iwd.py

@@ -42,6 +42,8 @@ IWD_P2P_SERVICE_MANAGER_INTERFACE = 'net.connman.iwd.p2p.ServiceManager'
 IWD_P2P_WFD_INTERFACE =         'net.connman.iwd.p2p.Display'
 IWD_STATION_DEBUG_INTERFACE =   'net.connman.iwd.StationDebug'
 IWD_DPP_INTERFACE =             'net.connman.iwd.DeviceProvisioning'
+IWD_DPP_PKEX_INTERFACE =        'net.connman.iwd.SharedCodeDeviceProvisioning'
+IWD_SHARED_CODE_AGENT_INTERFACE = 'net.connman.iwd.SharedCodeAgent'
 
 IWD_AGENT_MANAGER_PATH =        '/net/connman/iwd'
 IWD_TOP_LEVEL_PATH =            '/'
@@ -212,6 +214,33 @@ class SignalAgent(dbus.service.Object):
     def handle_new_level(self, path, level):
         pass
 
+class SharedCodeAgent(dbus.service.Object):
+    def __init__(self, codes = {}):
+        self._path = '/test/agent/' + str(int(round(time.time() * 1000)))
+        self._codes = codes
+
+        dbus.service.Object.__init__(self, ctx.get_bus(), self._path)
+
+    @property
+    def path(self):
+        return self._path
+
+    @dbus.service.method(IWD_SHARED_CODE_AGENT_INTERFACE,
+                         in_signature='', out_signature='')
+    def Release(self):
+        print("SharedCodeAgent released")
+
+    @dbus.service.method(IWD_SHARED_CODE_AGENT_INTERFACE,
+                         in_signature='s', out_signature='s')
+    def RequestSharedCode(self, identifier):
+        print("SharedCodeAgent request for %s" % identifier)
+
+        code = self._codes.get(identifier, None)
+        if not code:
+            return NotFoundEx("No code found for %s" % identifier)
+
+        return code
+
 class AdHocDevice(IWDDBusAbstract):
     '''
         Class represents an AdHoc device object: net.connman.iwd.AdHoc
@@ -299,6 +328,49 @@ class DeviceProvisioning(IWDDBusAbstract):
     def role(self):
         return self._properties['Role']
 
+class SharedCodeDeviceProvisioning(IWDDBusAbstract):
+    _iface_name = IWD_DPP_PKEX_INTERFACE
+
+    def start_enrollee(self, code, identifier=None):
+        args = {
+            "Code": code
+        }
+
+        if identifier:
+            args["Identifier"] = identifier
+
+        self._iface.StartEnrollee(args)
+
+    def start_configurator(self, path):
+        self._iface.StartConfigurator(dbus.ObjectPath(path))
+
+    def configure_enrollee(self, code, identifier=None):
+        args = {
+            "Code": code
+        }
+
+        if identifier:
+            args["Identifier"] = identifier
+
+        self._iface.ConfigureEnrollee(args)
+
+    def stop(self):
+        self._iface.Stop()
+
+    def register_agent(self, path):
+        self._iface.RegisterSharedCodeAgent(path)
+
+    def unregister_agent(self):
+        self._iface.UnregisterSharedCodeAgent()
+
+    @property
+    def started(self):
+        return self._properties['Started']
+
+    @property
+    def role(self):
+        return self._properties['Role']
+
 class AccessPointDevice(IWDDBusAbstract):
     '''
         Class represents net.connman.iwd.AccessPoint
@@ -375,6 +447,7 @@ class Device(IWDDBusAbstract):
         self._station_props = None
         self._station_debug_obj = None
         self._dpp_obj = None
+        self._sc_dpp_obj = None
         self._ap_obj = None
 
         IWDDBusAbstract.__init__(self, *args, **kwargs)
@@ -407,6 +480,17 @@ class Device(IWDDBusAbstract):
 
         return self._dpp_obj
 
+    @property
+    def _sc_device_provisioning(self):
+        if self._properties['Mode'] != 'station':
+            self._prop_proxy.Set(IWD_DEVICE_INTERFACE, 'Mode', 'station')
+
+        if self._sc_dpp_obj is None:
+            self._sc_dpp_obj = SharedCodeDeviceProvisioning(
+                                            object_path=self._object_path,
+                                            namespace=self._namespace)
+        return self._sc_dpp_obj
+
     @property
     def _station_debug(self):
         if self._properties['Mode'] != 'station':
@@ -774,13 +858,76 @@ class Device(IWDDBusAbstract):
         self._station_debug.wait_for_event(event, timeout)
 
     def dpp_start_enrollee(self):
-        return self._device_provisioning.start_enrollee()
+        ret = self._device_provisioning.start_enrollee()
+
+        condition = 'obj.started == True'
+        IWD._wait_for_object_condition(self._device_provisioning, condition)
+        condition = 'obj.role == "enrollee"'
+        IWD._wait_for_object_condition(self._device_provisioning, condition)
+
+        return ret
 
     def dpp_start_configurator(self, uri=None):
-        return self._device_provisioning.start_configurator(uri)
+        ret = self._device_provisioning.start_configurator(uri)
+
+        condition = 'obj.started == True'
+        IWD._wait_for_object_condition(self._device_provisioning, condition)
+        condition = 'obj.role == "configurator"'
+        IWD._wait_for_object_condition(self._device_provisioning, condition)
+
+        return ret
+
+    def dpp_pkex_enroll(self, *args, **kwargs):
+        ret = self._sc_device_provisioning.start_enrollee(*args, **kwargs)
+
+        condition = 'obj.started == True'
+        IWD._wait_for_object_condition(self._sc_device_provisioning, condition)
+        condition = 'obj.role == "enrollee"'
+        IWD._wait_for_object_condition(self._sc_device_provisioning, condition)
+
+        return ret
+
+    def dpp_pkex_start_configurator(self, *args, **kwargs):
+        ret = self._sc_device_provisioning.start_configurator(*args, **kwargs)
+
+        condition = 'obj.started == True'
+        IWD._wait_for_object_condition(self._sc_device_provisioning, condition)
+        condition = 'obj.role == "configurator"'
+        IWD._wait_for_object_condition(self._sc_device_provisioning, condition)
+
+        return ret
+
+    def dpp_pkex_configure_enrollee(self, *args, **kwargs):
+        ret = self._sc_device_provisioning.configure_enrollee(*args, **kwargs)
+
+        condition = 'obj.started == True'
+        IWD._wait_for_object_condition(self._sc_device_provisioning, condition)
+        condition = 'obj.role == "configurator"'
+        IWD._wait_for_object_condition(self._sc_device_provisioning, condition)
+
+        return ret
+
+    def dpp_pkex_stop(self):
+        ret = self._sc_device_provisioning.stop()
+
+        condition = 'obj.started == False'
+        IWD._wait_for_object_condition(self._sc_device_provisioning, condition)
+
+        return ret
+
+    def dpp_pkex_register_agent(self, path):
+        self._sc_device_provisioning.register_agent(path)
+
+    def dpp_pkex_unregister_agent(self):
+        self._sc_device_provisioning.unregister_agent()
 
     def dpp_stop(self):
-        return self._device_provisioning.stop()
+        ret = self._device_provisioning.stop()
+
+        condition = 'obj.started == False'
+        IWD._wait_for_object_condition(self._device_provisioning, condition)
+
+        return ret
 
     def __str__(self, prefix = ''):
         s = prefix + 'Device: ' + self.device_path + '\n'\