def _schedule_execution(self, execution):
        # Initialize execution context if it does not exist.
        if not hasattr(execution, 'context'):
            execution.context = dict()

        # Retrieve username of the authed user (note - if auth is disabled, user will not be
        # set so we fall back to the system user name)
        request_token = pecan.request.context.get('token', None)

        if request_token:
            user = request_token.user
        else:
            user = cfg.CONF.system_user.user

        execution.context['user'] = user

        # Retrieve other st2 context from request header.
        if ('st2-context' in pecan.request.headers and pecan.request.headers['st2-context']):
            context = jsonify.try_loads(pecan.request.headers['st2-context'])
            if not isinstance(context, dict):
                raise ValueError('Unable to convert st2-context from the headers into JSON.')
            execution.context.update(context)

        # Schedule the action execution.
        liveactiondb = LiveActionAPI.to_model(execution)
        _, actionexecutiondb = action_service.request(liveactiondb)
        return ActionExecutionAPI.from_model(actionexecutiondb)

 def test_execution_creation_action_triggered_by_rule(self):
     # Wait for the action execution to complete and then confirm outcome.
     trigger_type = self.MODELS['triggertypes']['triggertype2.yaml']
     trigger = self.MODELS['triggers']['trigger2.yaml']
     trigger_instance = self.MODELS['triggerinstances']['trigger_instance_1.yaml']
     test_liveaction = self.FIXTURES['liveactions']['liveaction3.yaml']
     rule = self.MODELS['rules']['rule3.yaml']
     # Setup LiveAction to point to right rule and trigger_instance.
     # XXX: We need support for dynamic fixtures.
     test_liveaction['context']['rule']['id'] = str(rule.id)
     test_liveaction['context']['trigger_instance']['id'] = str(trigger_instance.id)
     test_liveaction_api = LiveActionAPI(**test_liveaction)
     test_liveaction = LiveAction.add_or_update(LiveActionAPI.to_model(test_liveaction_api))
     liveaction = LiveAction.get(context__trigger_instance__id=str(trigger_instance.id))
     self.assertIsNotNone(liveaction)
     self.assertEqual(liveaction.status, action_constants.LIVEACTION_STATUS_REQUESTED)
     executions_util.create_execution_object(liveaction)
     execution = self._get_action_execution(liveaction__id=str(liveaction.id),
                                            raise_exception=True)
     self.assertDictEqual(execution.trigger, vars(TriggerAPI.from_model(trigger)))
     self.assertDictEqual(execution.trigger_type, vars(TriggerTypeAPI.from_model(trigger_type)))
     self.assertDictEqual(execution.trigger_instance,
                          vars(TriggerInstanceAPI.from_model(trigger_instance)))
     self.assertDictEqual(execution.rule, vars(RuleAPI.from_model(rule)))
     action = action_utils.get_action_by_ref(liveaction.action)
     self.assertDictEqual(execution.action, vars(ActionAPI.from_model(action)))
     runner = RunnerType.get_by_name(action.runner_type['name'])
     self.assertDictEqual(execution.runner, vars(RunnerTypeAPI.from_model(runner)))
     liveaction = LiveAction.get_by_id(str(liveaction.id))
     self.assertEquals(execution.liveaction['id'], str(liveaction.id))

    def test_process_post_generic_notify_trigger_on_custom_emit_when_states(self,
            mock_LiveAction, mock_dispatch):
        # Verify that generic action trigger is posted on all completed states when action sensor
        # is enabled
        for status in LIVEACTION_STATUSES:
            notifier = Notifier(connection=None, queues=[])

            liveaction_db = LiveActionDB(id=bson.ObjectId(), action='core.local')
            liveaction_db.status = status
            execution = MOCK_EXECUTION
            execution.liveaction = vars(LiveActionAPI.from_model(liveaction_db))
            execution.status = liveaction_db.status

            mock_LiveAction.get_by_id.return_value = liveaction_db

            notifier = Notifier(connection=None, queues=[])
            notifier.process(execution)

            if status in ['scheduled', 'pending', 'abandoned']:
                exp = {'status': status,
                       'start_timestamp': str(liveaction_db.start_timestamp),
                       'result': {}, 'parameters': {},
                       'action_ref': u'core.local',
                       'runner_ref': 'local-shell-cmd',
                       'execution_id': str(MOCK_EXECUTION.id),
                       'action_name': u'core.local'}
                mock_dispatch.assert_called_with('core.st2.generic.actiontrigger',
                                                 payload=exp, trace_context={})

        self.assertEqual(mock_dispatch.call_count, 3)

    def test_notify_triggers_jinja_patterns(self, dispatch):
        liveaction_db = LiveActionDB(action='core.local')
        liveaction_db.id = bson.ObjectId()
        liveaction_db.description = ''
        liveaction_db.status = 'succeeded'
        liveaction_db.parameters = {'cmd': 'mamma mia', 'runner_foo': 'foo'}
        on_success = NotificationSubSchema(message='Command {{action_parameters.cmd}} succeeded.',
                                           data={'stdout': '{{action_results.stdout}}'})
        liveaction_db.notify = NotificationSchema(on_success=on_success)
        liveaction_db.start_timestamp = date_utils.get_datetime_utc_now()
        liveaction_db.end_timestamp = \
            (liveaction_db.start_timestamp + datetime.timedelta(seconds=50))

        LiveAction.add_or_update(liveaction_db)

        execution = MOCK_EXECUTION
        execution.liveaction = vars(LiveActionAPI.from_model(liveaction_db))
        execution.status = liveaction_db.status

        notifier = Notifier(connection=None, queues=[])
        notifier.process(execution)
        exp = {'status': 'succeeded',
               'start_timestamp': isotime.format(liveaction_db.start_timestamp),
               'route': 'notify.default', 'runner_ref': 'local-shell-cmd',
               'channel': 'notify.default', 'message': u'Command mamma mia succeeded.',
               'data': {'result': '{}', 'stdout': 'stuff happens'},
               'action_ref': u'core.local',
               'execution_id': str(MOCK_EXECUTION.id),
               'end_timestamp': isotime.format(liveaction_db.end_timestamp)}
        dispatch.assert_called_once_with('core.st2.generic.notifytrigger', payload=exp,
                                         trace_context={})
        notifier.process(execution)

    def _schedule_execution(self, liveaction):
        # Initialize execution context if it does not exist.
        if not hasattr(liveaction, 'context'):
            liveaction.context = dict()

        liveaction.context['user'] = get_requester()
        LOG.debug('User is: %s' % liveaction.context['user'])

        # Retrieve other st2 context from request header.
        if 'st2-context' in pecan.request.headers and pecan.request.headers['st2-context']:
            context = jsonify.try_loads(pecan.request.headers['st2-context'])
            if not isinstance(context, dict):
                raise ValueError('Unable to convert st2-context from the headers into JSON.')
            liveaction.context.update(context)

        # Schedule the action execution.
        liveaction_db = LiveActionAPI.to_model(liveaction)
        liveaction_db, actionexecution_db = action_service.create_request(liveaction_db)

        action_db = action_utils.get_action_by_ref(liveaction_db.action)
        runnertype_db = action_utils.get_runnertype_by_name(action_db.runner_type['name'])

        try:
            liveaction_db.parameters = param_utils.render_live_params(
                runnertype_db.runner_parameters, action_db.parameters, liveaction_db.parameters,
                liveaction_db.context)
        except ParamException as e:
            raise ValueValidationException(str(e))

        liveaction_db = LiveAction.add_or_update(liveaction_db, publish=False)

        _, actionexecution_db = action_service.publish_request(liveaction_db, actionexecution_db)
        from_model_kwargs = self._get_from_model_kwargs_for_request(request=pecan.request)
        return ActionExecutionAPI.from_model(actionexecution_db, from_model_kwargs)

    def test_notify_triggers_end_timestamp_none(self):
        liveaction_db = LiveActionDB(action='core.local')
        liveaction_db.id = bson.ObjectId()
        liveaction_db.description = ''
        liveaction_db.status = 'succeeded'
        liveaction_db.parameters = {}
        on_success = NotificationSubSchema(message='Action succeeded.')
        on_failure = NotificationSubSchema(message='Action failed.')
        liveaction_db.notify = NotificationSchema(on_success=on_success,
                                                  on_failure=on_failure)
        liveaction_db.start_timestamp = date_utils.get_datetime_utc_now()

        # This tests for end_timestamp being set to None, which can happen when a policy cancels
        # a request.
        # The assertions within "MockDispatcher.dispatch" will validate that the underlying code
        # handles this properly, so all we need to do is keep the call to "notifier.process" below
        liveaction_db.end_timestamp = None
        LiveAction.add_or_update(liveaction_db)

        execution = MOCK_EXECUTION
        execution.liveaction = vars(LiveActionAPI.from_model(liveaction_db))
        execution.status = liveaction_db.status

        dispatcher = NotifierTestCase.MockDispatcher(self)
        notifier = Notifier(connection=None, queues=[], trigger_dispatcher=dispatcher)
        notifier.process(execution)

    def _schedule_execution(self, liveaction):
        # Initialize execution context if it does not exist.
        if not hasattr(liveaction, "context"):
            liveaction.context = dict()

        # Retrieve username of the authed user (note - if auth is disabled, user will not be
        # set so we fall back to the system user name)
        request_token = pecan.request.context.get("token", None)

        if request_token:
            user = request_token.user
        else:
            user = cfg.CONF.system_user.user

        liveaction.context["user"] = user
        LOG.debug("User is: %s" % user)

        # Retrieve other st2 context from request header.
        if "st2-context" in pecan.request.headers and pecan.request.headers["st2-context"]:
            context = jsonify.try_loads(pecan.request.headers["st2-context"])
            if not isinstance(context, dict):
                raise ValueError("Unable to convert st2-context from the headers into JSON.")
            liveaction.context.update(context)

        # Schedule the action execution.
        liveactiondb = LiveActionAPI.to_model(liveaction)
        _, actionexecutiondb = action_service.request(liveactiondb)
        from_model_kwargs = self._get_from_model_kwargs_for_request(request=pecan.request)
        return ActionExecutionAPI.from_model(actionexecutiondb, from_model_kwargs)

def _decompose_liveaction(liveaction_db):
    """
    Splits the liveaction into an ActionExecution compatible dict.
    """
    decomposed = {'liveaction': {}}
    liveaction_api = vars(LiveActionAPI.from_model(liveaction_db))
    for k in liveaction_api.keys():
        if k in SKIPPED:
            decomposed['liveaction'][k] = liveaction_api[k]
        else:
            decomposed[k] = getattr(liveaction_db, k)
    return decomposed

    def _schedule_execution(self, liveaction, user=None):
        # Initialize execution context if it does not exist.
        if not hasattr(liveaction, 'context'):
            liveaction.context = dict()

        liveaction.context['user'] = user
        LOG.debug('User is: %s' % liveaction.context['user'])

        # Retrieve other st2 context from request header.
        if 'st2-context' in pecan.request.headers and pecan.request.headers['st2-context']:
            context = jsonify.try_loads(pecan.request.headers['st2-context'])
            if not isinstance(context, dict):
                raise ValueError('Unable to convert st2-context from the headers into JSON.')
            liveaction.context.update(context)

        # Schedule the action execution.
        liveaction_db = LiveActionAPI.to_model(liveaction)
        liveaction_db, actionexecution_db = action_service.create_request(liveaction_db)

        action_db = action_utils.get_action_by_ref(liveaction_db.action)
        runnertype_db = action_utils.get_runnertype_by_name(action_db.runner_type['name'])

        try:
            liveaction_db.parameters = param_utils.render_live_params(
                runnertype_db.runner_parameters, action_db.parameters, liveaction_db.parameters,
                liveaction_db.context)
        except ParamException:
            # By this point the execution is already in the DB therefore need to mark it failed.
            _, e, tb = sys.exc_info()
            action_service.update_status(
                liveaction=liveaction_db,
                new_status=LIVEACTION_STATUS_FAILED,
                result={'error': str(e), 'traceback': ''.join(traceback.format_tb(tb, 20))})
            # Might be a good idea to return the actual ActionExecution rather than bubble up
            # the execption.
            raise ValueValidationException(str(e))

        liveaction_db = LiveAction.add_or_update(liveaction_db, publish=False)

        _, actionexecution_db = action_service.publish_request(liveaction_db, actionexecution_db)
        from_model_kwargs = self._get_from_model_kwargs_for_request(request=pecan.request)
        return ActionExecutionAPI.from_model(actionexecution_db, from_model_kwargs)

    def _schedule_execution(self, liveaction):
        # Initialize execution context if it does not exist.
        if not hasattr(liveaction, 'context'):
            liveaction.context = dict()

        liveaction.context['user'] = self._get_requester()
        LOG.debug('User is: %s' % liveaction.context['user'])

        # Retrieve other st2 context from request header.
        if 'st2-context' in pecan.request.headers and pecan.request.headers['st2-context']:
            context = jsonify.try_loads(pecan.request.headers['st2-context'])
            if not isinstance(context, dict):
                raise ValueError('Unable to convert st2-context from the headers into JSON.')
            liveaction.context.update(context)

        # Schedule the action execution.
        liveactiondb = LiveActionAPI.to_model(liveaction)
        _, actionexecutiondb = action_service.request(liveactiondb)
        from_model_kwargs = self._get_from_model_kwargs_for_request(request=pecan.request)
        return ActionExecutionAPI.from_model(actionexecutiondb, from_model_kwargs)

    def test_notify_triggers(self):
        liveaction_db = LiveActionDB(action='core.local')
        liveaction_db.id = bson.ObjectId()
        liveaction_db.description = ''
        liveaction_db.status = 'succeeded'
        liveaction_db.parameters = {}
        on_success = NotificationSubSchema(message='Action succeeded.')
        on_failure = NotificationSubSchema(message='Action failed.')
        liveaction_db.notify = NotificationSchema(on_success=on_success,
                                                  on_failure=on_failure)
        liveaction_db.start_timestamp = date_utils.get_datetime_utc_now()
        liveaction_db.end_timestamp = \
            (liveaction_db.start_timestamp + datetime.timedelta(seconds=50))
        LiveAction.add_or_update(liveaction_db)

        execution = MOCK_EXECUTION
        execution.liveaction = vars(LiveActionAPI.from_model(liveaction_db))
        execution.status = liveaction_db.status

        dispatcher = NotifierTestCase.MockDispatcher(self)
        notifier = Notifier(connection=None, queues=[], trigger_dispatcher=dispatcher)
        notifier.process(execution)

    def test_post_generic_trigger_with_emit_condition(self, dispatch):
        for status in LIVEACTION_STATUSES:
            liveaction_db = LiveActionDB(action='core.local')
            liveaction_db.status = status
            execution = MOCK_EXECUTION
            execution.liveaction = vars(LiveActionAPI.from_model(liveaction_db))
            execution.status = liveaction_db.status

            notifier = Notifier(connection=None, queues=[])
            notifier._post_generic_trigger(liveaction_db, execution)

            if status in ['scheduled', 'pending', 'abandoned']:
                exp = {'status': status,
                       'start_timestamp': str(liveaction_db.start_timestamp),
                       'result': {}, 'parameters': {},
                       'action_ref': u'core.local',
                       'runner_ref': 'local-shell-cmd',
                       'execution_id': str(MOCK_EXECUTION.id),
                       'action_name': u'core.local'}
                dispatch.assert_called_with('core.st2.generic.actiontrigger',
                                            payload=exp, trace_context={})

        self.assertEqual(dispatch.call_count, 3)

    def post(self, execution):
        try:
            # Initialize execution context if it does not exist.
            if not hasattr(execution, 'context'):
                execution.context = dict()

            # Retrieve username of the authed user (note - if auth is disabled, user will not be
            # set so we fall back to the system user name)
            request_token = pecan.request.context.get('token', None)

            if request_token:
                user = request_token.user
            else:
                user = cfg.CONF.system_user.user

            execution.context['user'] = user

            # Retrieve other st2 context from request header.
            if ('st2-context' in pecan.request.headers and pecan.request.headers['st2-context']):
                context = jsonify.try_loads(pecan.request.headers['st2-context'])
                if not isinstance(context, dict):
                    raise ValueError('Unable to convert st2-context from the headers into JSON.')
                execution.context.update(context)

            # Schedule the action execution.
            liveactiondb = LiveActionAPI.to_model(execution)
            _, actionexecutiondb = action_service.schedule(liveactiondb)
            return ActionExecutionAPI.from_model(actionexecutiondb)
        except ValueError as e:
            LOG.exception('Unable to execute action.')
            abort(http_client.BAD_REQUEST, str(e))
        except jsonschema.ValidationError as e:
            LOG.exception('Unable to execute action. Parameter validation failed.')
            abort(http_client.BAD_REQUEST, str(e))
        except Exception as e:
            LOG.exception('Unable to execute action. Unexpected error encountered.')
            abort(http_client.INTERNAL_SERVER_ERROR, str(e))

    def _schedule_execution(self, liveaction, requester_user, action_db, user=None,
                            context_string=None, show_secrets=False):
        # Initialize execution context if it does not exist.
        if not hasattr(liveaction, 'context'):
            liveaction.context = dict()

        liveaction.context['user'] = user
        liveaction.context['pack'] = action_db.pack

        LOG.debug('User is: %s' % liveaction.context['user'])

        # Retrieve other st2 context from request header.
        if context_string:
            context = try_loads(context_string)
            if not isinstance(context, dict):
                raise ValueError('Unable to convert st2-context from the headers into JSON.')
            liveaction.context.update(context)

        # Include RBAC context (if RBAC is available and enabled)
        if cfg.CONF.rbac.enable:
            user_db = UserDB(name=user)
            role_dbs = rbac_service.get_roles_for_user(user_db=user_db, include_remote=True)
            roles = [role_db.name for role_db in role_dbs]
            liveaction.context['rbac'] = {
                'user': user,
                'roles': roles
            }

        # Schedule the action execution.
        liveaction_db = LiveActionAPI.to_model(liveaction)
        runnertype_db = action_utils.get_runnertype_by_name(action_db.runner_type['name'])

        try:
            liveaction_db.parameters = param_utils.render_live_params(
                runnertype_db.runner_parameters, action_db.parameters, liveaction_db.parameters,
                liveaction_db.context)
        except param_exc.ParamException:
            # We still need to create a request, so liveaction_db is assigned an ID
            liveaction_db, actionexecution_db = action_service.create_request(
                liveaction=liveaction_db,
                action_db=action_db,
                runnertype_db=runnertype_db)

            # By this point the execution is already in the DB therefore need to mark it failed.
            _, e, tb = sys.exc_info()
            action_service.update_status(
                liveaction=liveaction_db,
                new_status=action_constants.LIVEACTION_STATUS_FAILED,
                result={'error': six.text_type(e),
                        'traceback': ''.join(traceback.format_tb(tb, 20))})
            # Might be a good idea to return the actual ActionExecution rather than bubble up
            # the exception.
            raise validation_exc.ValueValidationException(six.text_type(e))

        # The request should be created after the above call to render_live_params
        # so any templates in live parameters have a chance to render.
        liveaction_db, actionexecution_db = action_service.create_request(liveaction=liveaction_db,
            action_db=action_db,
            runnertype_db=runnertype_db)

        _, actionexecution_db = action_service.publish_request(liveaction_db, actionexecution_db)
        mask_secrets = self._get_mask_secrets(requester_user, show_secrets=show_secrets)
        execution_api = ActionExecutionAPI.from_model(actionexecution_db, mask_secrets=mask_secrets)

        return Response(json=execution_api, status=http_client.CREATED)