def test_execute_cancelation(self):
        liveaction_db = self._create_liveaction_db()
        self._process_request(liveaction_db)

        scheduled_liveaction_db = action_db.get_liveaction_by_id(liveaction_db.id)
        scheduled_liveaction_db = self._wait_on_status(
            scheduled_liveaction_db,
            action_constants.LIVEACTION_STATUS_SCHEDULED
        )

        action_db.update_liveaction_status(
            status=action_constants.LIVEACTION_STATUS_CANCELED,
            liveaction_id=liveaction_db.id
        )

        canceled_liveaction_db = action_db.get_liveaction_by_id(liveaction_db.id)
        self.dispatcher._queue_consumer._process_message(canceled_liveaction_db)
        dispatched_liveaction_db = action_db.get_liveaction_by_id(liveaction_db.id)

        self.assertEqual(
            dispatched_liveaction_db.status,
            action_constants.LIVEACTION_STATUS_CANCELED
        )

        self.assertDictEqual(
            dispatched_liveaction_db.result,
            {'message': 'Action execution canceled by user.'}
        )

def handle_action_execution_resume(ac_ex_db):
    if 'orchestra' not in ac_ex_db.context:
        raise Exception(
            'Unable to handle resume of action execution. The action execution '
            '%s is not an orchestra workflow task.' % str(ac_ex_db.id)
        )

    wf_ex_id = ac_ex_db.context['orchestra']['workflow_execution_id']
    task_ex_id = ac_ex_db.context['orchestra']['task_execution_id']

    # Updat task execution to running.
    resume_task_execution(task_ex_id)

    # Update workflow execution to running.
    resume_workflow_execution(wf_ex_id, task_ex_id)

    # If action execution has a parent, cascade status change upstream and do not publish
    # the status change because we do not want to trigger resume of other peer subworkflows.
    if 'parent' in ac_ex_db.context:
        parent_ac_ex_id = ac_ex_db.context['parent']['execution_id']
        parent_ac_ex_db = ex_db_access.ActionExecution.get_by_id(parent_ac_ex_id)

        if parent_ac_ex_db.status == ac_const.LIVEACTION_STATUS_PAUSED:
            ac_db_util.update_liveaction_status(
                liveaction_id=parent_ac_ex_db.liveaction['id'],
                status=ac_const.LIVEACTION_STATUS_RUNNING,
                publish=False)

        # If there are grand parents, handle the resume of the parent action execution.
        if 'orchestra' in parent_ac_ex_db.context and 'parent' in parent_ac_ex_db.context:
            handle_action_execution_resume(parent_ac_ex_db)

    def process(self, liveaction):
        """Dispatches the LiveAction to appropriate action runner.

        LiveAction in statuses other than "scheduled" are ignored. If
        LiveAction is already canceled and result is empty, the LiveAction
        is updated with a generic exception message.

        :param liveaction: Scheduled action execution request.
        :type liveaction: ``st2common.models.db.liveaction.LiveActionDB``

        :rtype: ``dict``
        """

        if liveaction.status == action_constants.LIVEACTION_STATUS_CANCELED:
            LOG.info('%s is not executing %s (id=%s) with "%s" status.',
                     self.__class__.__name__, type(liveaction), liveaction.id, liveaction.status)
            if not liveaction.result:
                updated_liveaction = action_utils.update_liveaction_status(
                    status=liveaction.status,
                    result={'message': 'Action execution canceled by user.'},
                    liveaction_id=liveaction.id)
                executions.update_execution(updated_liveaction)
            return

        if liveaction.status != action_constants.LIVEACTION_STATUS_SCHEDULED:
            LOG.info('%s is not executing %s (id=%s) with "%s" status.',
                     self.__class__.__name__, type(liveaction), liveaction.id, liveaction.status)
            return

        try:
            liveaction_db = action_utils.get_liveaction_by_id(liveaction.id)
        except StackStormDBObjectNotFoundError:
            LOG.exception('Failed to find liveaction %s in the database.', liveaction.id)
            raise

        # stamp liveaction with process_info
        runner_info = system_info.get_process_info()

        # Update liveaction status to "running"
        liveaction_db = action_utils.update_liveaction_status(
            status=action_constants.LIVEACTION_STATUS_RUNNING,
            runner_info=runner_info,
            liveaction_id=liveaction_db.id)

        action_execution_db = executions.update_execution(liveaction_db)

        # Launch action
        extra = {'action_execution_db': action_execution_db, 'liveaction_db': liveaction_db}
        LOG.audit('Launching action execution.', extra=extra)

        # the extra field will not be shown in non-audit logs so temporarily log at info.
        LOG.info('Dispatched {~}action_execution: %s / {~}live_action: %s with "%s" status.',
                 action_execution_db.id, liveaction_db.id, liveaction.status)

        return self._run_action(liveaction_db)

    def test_update_canceled_liveaction(self):
        liveaction_db = LiveActionDB()
        liveaction_db.status = 'initializing'
        liveaction_db.start_timestamp = get_datetime_utc_now()
        liveaction_db.action = ResourceReference(
            name=ActionDBUtilsTestCase.action_db.name,
            pack=ActionDBUtilsTestCase.action_db.pack).ref
        params = {
            'actionstr': 'foo',
            'some_key_that_aint_exist_in_action_or_runner': 'bar',
            'runnerint': 555
        }
        liveaction_db.parameters = params
        liveaction_db = LiveAction.add_or_update(liveaction_db)
        origliveaction_db = copy.copy(liveaction_db)

        # Update by id.
        newliveaction_db = action_db_utils.update_liveaction_status(
            status='running', liveaction_id=liveaction_db.id)

        # Verify id didn't change.
        self.assertEqual(origliveaction_db.id, newliveaction_db.id)
        self.assertEqual(newliveaction_db.status, 'running')

        # Verify that state is published.
        self.assertTrue(LiveActionPublisher.publish_state.called)
        LiveActionPublisher.publish_state.assert_called_once_with(newliveaction_db, 'running')

        # Cancel liveaction.
        now = get_datetime_utc_now()
        status = 'canceled'
        newliveaction_db = action_db_utils.update_liveaction_status(
            status=status, end_timestamp=now, liveaction_id=liveaction_db.id)
        self.assertEqual(origliveaction_db.id, newliveaction_db.id)
        self.assertEqual(newliveaction_db.status, status)
        self.assertEqual(newliveaction_db.end_timestamp, now)

        # Since liveaction has already been canceled, check that anymore update of
        # status, result, context, and end timestamp are not processed.
        now = get_datetime_utc_now()
        status = 'succeeded'
        result = 'Work is done.'
        context = {'third_party_id': uuid.uuid4().hex}
        newliveaction_db = action_db_utils.update_liveaction_status(
            status=status, result=result, context=context, end_timestamp=now,
            liveaction_id=liveaction_db.id)

        self.assertEqual(origliveaction_db.id, newliveaction_db.id)
        self.assertEqual(newliveaction_db.status, 'canceled')
        self.assertNotEqual(newliveaction_db.result, result)
        self.assertNotEqual(newliveaction_db.context, context)
        self.assertNotEqual(newliveaction_db.end_timestamp, now)

    def execute_action(self, liveaction):
        # Note: We only want to execute actions which haven't completed yet
        if liveaction.status == LIVEACTION_STATUS_CANCELED:
            LOG.info('Not executing liveaction %s. User canceled execution.', liveaction.id)
            if not liveaction.result:
                update_liveaction_status(status=LIVEACTION_STATUS_CANCELED,
                                         result={'message': 'Action execution canceled by user.'},
                                         liveaction_id=liveaction.id)
            return

        if liveaction.status in [LIVEACTION_STATUS_SUCCEEDED, LIVEACTION_STATUS_FAILED]:
            LOG.info('Ignoring liveaction %s which has already finished', liveaction.id)
            return

        try:
            liveaction_db = get_liveaction_by_id(liveaction.id)
        except StackStormDBObjectNotFoundError:
            LOG.exception('Failed to find liveaction %s in the database.',
                          liveaction.id)
            raise

        # stamp liveaction with process_info
        runner_info = system_info.get_process_info()

        # Update liveaction status to "running"
        liveaction_db = update_liveaction_status(status=LIVEACTION_STATUS_RUNNING,
                                                 runner_info=runner_info,
                                                 liveaction_id=liveaction_db.id)
        action_execution_db = executions.update_execution(liveaction_db)

        # Launch action
        extra = {'action_execution_db': action_execution_db, 'liveaction_db': liveaction_db}
        LOG.audit('Launching action execution.', extra=extra)

        # the extra field will not be shown in non-audit logs so temporarily log at info.
        LOG.info('{~}action_execution: %s / {~}live_action: %s',
                 action_execution_db.id, liveaction_db.id)
        try:
            result = self.container.dispatch(liveaction_db)
            LOG.debug('Runner dispatch produced result: %s', result)
            if not result:
                raise ActionRunnerException('Failed to execute action.')
        except Exception:
            liveaction_db = update_liveaction_status(status=LIVEACTION_STATUS_FAILED,
                                                     liveaction_id=liveaction_db.id)
            raise

        return result

def update_status(liveaction, new_status, result=None, publish=True):
    if liveaction.status == new_status:
        return liveaction

    old_status = liveaction.status

    liveaction = action_utils.update_liveaction_status(
        status=new_status, result=result, liveaction_id=liveaction.id, publish=False
    )

    action_execution = executions.update_execution(liveaction)

    msg = "The status of action execution is changed from %s to %s. " "<LiveAction.id=%s, ActionExecution.id=%s>" % (
        old_status,
        new_status,
        liveaction.id,
        action_execution.id,
    )

    extra = {"action_execution_db": action_execution, "liveaction_db": liveaction}

    LOG.audit(msg, extra=extra)
    LOG.info(msg)

    if publish:
        LiveAction.publish_status(liveaction)

    return liveaction

    def _do_cancel(self, runner, runnertype_db, action_db, liveaction_db):
        try:
            extra = {"runner": runner}
            LOG.debug("Performing cancel for runner: %s", (runner.runner_id), extra=extra)

            runner.cancel()

            liveaction_db = update_liveaction_status(
                status=action_constants.LIVEACTION_STATUS_CANCELED,
                end_timestamp=date_utils.get_datetime_utc_now(),
                liveaction_db=liveaction_db,
            )

            executions.update_execution(liveaction_db)

            LOG.debug("Performing post_run for runner: %s", runner.runner_id)
            result = {"error": "Execution canceled by user."}
            runner.post_run(status=liveaction_db.status, result=result)
            runner.container_service = None
        except:
            _, ex, tb = sys.exc_info()
            # include the error message and traceback to try and provide some hints.
            result = {"error": str(ex), "traceback": "".join(traceback.format_tb(tb, 20))}
            LOG.exception("Failed to cancel action %s." % (liveaction_db.id), extra=result)
        finally:
            # Always clean-up the auth_token
            status = liveaction_db.status
            self._clean_up_auth_token(runner=runner, status=status)

        return liveaction_db

def update_status(liveaction, new_status, publish=True):
    if liveaction.status == new_status:
        return liveaction

    old_status = liveaction.status

    liveaction = action_utils.update_liveaction_status(
        status=new_status, liveaction_id=liveaction.id, publish=False)

    action_execution = executions.update_execution(liveaction)

    msg = ('The status of action execution is changed from %s to %s. '
           '<LiveAction.id=%s, ActionExecution.id=%s>' % (old_status,
           new_status, liveaction.id, action_execution.id))

    extra = {
        'action_execution_db': action_execution,
        'liveaction_db': liveaction
    }

    LOG.audit(msg, extra=extra)
    LOG.info(msg)

    if publish:
        LiveAction.publish_status(liveaction)

    return liveaction

def abandon_execution_if_incomplete(liveaction_id, publish=True):
    """
    Marks execution as abandoned if it is still incomplete. Abandoning an
    execution implies that its end state is unknown and cannot anylonger
    be determined. This method should only be called if the owning process
    is certain it can no longer determine status of an execution.
    """
    liveaction_db = action_utils.get_liveaction_by_id(liveaction_id)

    # No need to abandon and already complete action
    if liveaction_db.status in action_constants.LIVEACTION_COMPLETED_STATES:
        raise ValueError('LiveAction %s already in a completed state %s.' %
                         (liveaction_id, liveaction_db.status))

    # Update status to reflect execution being abandoned.
    liveaction_db = action_utils.update_liveaction_status(
        status=action_constants.LIVEACTION_STATUS_ABANDONED,
        liveaction_db=liveaction_db,
        result={})

    execution_db = update_execution(liveaction_db, publish=publish)

    LOG.info('Marked execution %s as %s.', execution_db.id,
             action_constants.LIVEACTION_STATUS_ABANDONED)

    # Invoke post run on the action to execute post run operations such as callback.
    runners_utils.invoke_post_run(liveaction_db)

    return execution_db

    def test_update_same_liveaction_status(self):
        liveaction_db = LiveActionDB()
        liveaction_db.status = 'requested'
        liveaction_db.start_timestamp = get_datetime_utc_now()
        liveaction_db.action = ResourceReference(
            name=ActionDBUtilsTestCase.action_db.name,
            pack=ActionDBUtilsTestCase.action_db.pack).ref
        params = {
            'actionstr': 'foo',
            'some_key_that_aint_exist_in_action_or_runner': 'bar',
            'runnerint': 555
        }
        liveaction_db.parameters = params
        liveaction_db = LiveAction.add_or_update(liveaction_db)
        origliveaction_db = copy.copy(liveaction_db)

        # Update by id.
        newliveaction_db = action_db_utils.update_liveaction_status(
            status='requested', liveaction_id=liveaction_db.id)

        # Verify id didn't change.
        self.assertEqual(origliveaction_db.id, newliveaction_db.id)
        self.assertEqual(newliveaction_db.status, 'requested')

        # Verify that state is not published.
        self.assertFalse(LiveActionPublisher.publish_state.called)

    def _update_live_action_db(self, liveaction_id, status, result, context):
        """
        Update LiveActionDB object for the provided liveaction id.
        """
        liveaction_db = get_liveaction_by_id(liveaction_id)

        state_changed = (
            liveaction_db.status != status and
            liveaction_db.status not in action_constants.LIVEACTION_COMPLETED_STATES
        )

        if status in action_constants.LIVEACTION_COMPLETED_STATES:
            end_timestamp = date_utils.get_datetime_utc_now()
        else:
            end_timestamp = None

        liveaction_db = update_liveaction_status(
            status=status if state_changed else liveaction_db.status,
            result=result,
            context=context,
            end_timestamp=end_timestamp,
            liveaction_db=liveaction_db
        )

        return (liveaction_db, state_changed)

    def _mark_inquiry_complete(self, inquiry_id, result):
        """Mark Inquiry as completed

        This function updates the local LiveAction and Execution with a successful
        status as well as call the "post_run" function for the Inquirer runner so that
        the appropriate callback function is executed

        :param inquiry: The Inquiry for which the response is given
        :param requester_user: The user providing the response

        :rtype: bool - True if requester_user is able to respond. False if not.
        """

        # Update inquiry's execution result with a successful status and the validated response
        liveaction_db = action_utils.update_liveaction_status(
            status=action_constants.LIVEACTION_STATUS_SUCCEEDED,
            runner_info=system_info.get_process_info(),
            result=result,
            liveaction_id=inquiry_id)
        executions.update_execution(liveaction_db)

        # Call Inquiry runner's post_run to trigger callback to workflow
        runner_container = get_runner_container()
        action_db = get_action_by_ref(liveaction_db.action)
        runnertype_db = get_runnertype_by_name(action_db.runner_type['name'])
        runner = runner_container._get_runner(runnertype_db, action_db, liveaction_db)
        runner.post_run(status=action_constants.LIVEACTION_STATUS_SUCCEEDED, result=result)

        return liveaction_db

    def _run_action(self, liveaction_db):
        # stamp liveaction with process_info
        runner_info = system_info.get_process_info()

        # Update liveaction status to "running"
        liveaction_db = action_utils.update_liveaction_status(
            status=action_constants.LIVEACTION_STATUS_RUNNING,
            runner_info=runner_info,
            liveaction_id=liveaction_db.id)

        self._running_liveactions.add(liveaction_db.id)

        action_execution_db = executions.update_execution(liveaction_db)

        # Launch action
        extra = {'action_execution_db': action_execution_db, 'liveaction_db': liveaction_db}
        LOG.audit('Launching action execution.', extra=extra)

        # the extra field will not be shown in non-audit logs so temporarily log at info.
        LOG.info('Dispatched {~}action_execution: %s / {~}live_action: %s with "%s" status.',
                 action_execution_db.id, liveaction_db.id, liveaction_db.status)

        extra = {'liveaction_db': liveaction_db}
        try:
            result = self.container.dispatch(liveaction_db)
            LOG.debug('Runner dispatch produced result: %s', result)
            if not result and not liveaction_db.action_is_workflow:
                raise ActionRunnerException('Failed to execute action.')
        except:
            _, ex, tb = sys.exc_info()
            extra['error'] = str(ex)
            LOG.info('Action "%s" failed: %s' % (liveaction_db.action, str(ex)), extra=extra)

            liveaction_db = action_utils.update_liveaction_status(
                status=action_constants.LIVEACTION_STATUS_FAILED,
                liveaction_id=liveaction_db.id,
                result={'error': str(ex), 'traceback': ''.join(traceback.format_tb(tb, 20))})
            executions.update_execution(liveaction_db)
            raise
        finally:
            # In the case of worker shutdown, the items are removed from _running_liveactions.
            # As the subprocesses for action executions are terminated, this finally block
            # will be executed. Set remove will result in KeyError if item no longer exists.
            # Use set discard to not raise the KeyError.
            self._running_liveactions.discard(liveaction_db.id)

        return result

    def _run_action(self, liveaction_db):
        # stamp liveaction with process_info
        runner_info = system_info.get_process_info()

        # Update liveaction status to "running"
        liveaction_db = action_utils.update_liveaction_status(
            status=action_constants.LIVEACTION_STATUS_RUNNING, runner_info=runner_info, liveaction_id=liveaction_db.id
        )

        self._running_liveactions.add(liveaction_db.id)

        action_execution_db = executions.update_execution(liveaction_db)

        # Launch action
        extra = {"action_execution_db": action_execution_db, "liveaction_db": liveaction_db}
        LOG.audit("Launching action execution.", extra=extra)

        # the extra field will not be shown in non-audit logs so temporarily log at info.
        LOG.info(
            'Dispatched {~}action_execution: %s / {~}live_action: %s with "%s" status.',
            action_execution_db.id,
            liveaction_db.id,
            liveaction_db.status,
        )

        extra = {"liveaction_db": liveaction_db}
        try:
            result = self.container.dispatch(liveaction_db)
            LOG.debug("Runner dispatch produced result: %s", result)
            if not result:
                raise ActionRunnerException("Failed to execute action.")
        except:
            _, ex, tb = sys.exc_info()
            extra["error"] = str(ex)
            LOG.info('Action "%s" failed: %s' % (liveaction_db.action, str(ex)), extra=extra)

            liveaction_db = action_utils.update_liveaction_status(
                status=action_constants.LIVEACTION_STATUS_FAILED,
                liveaction_id=liveaction_db.id,
                result={"error": str(ex), "traceback": "".join(traceback.format_tb(tb, 20))},
            )
            executions.update_execution(liveaction_db)
            raise
        finally:
            self._running_liveactions.remove(liveaction_db.id)

        return result

    def apply_before(self, target):
        if self.get_threshold() <= 0:
            # Cancel the action execution.
            target = action_utils.update_liveaction_status(
                status=action_constants.LIVEACTION_STATUS_CANCELED,
                liveaction_id=target.id,
                publish=False)

        return target

    def test_chain_pause_resume_status_change(self):
        # Tests context_result is updated when last task's status changes between pause and resume

        action = TEST_PACK + '.' + 'test_pause_resume_context_result'
        liveaction = LiveActionDB(action=action)
        liveaction, execution = action_service.request(liveaction)
        liveaction = LiveAction.get_by_id(str(liveaction.id))

        # Wait until the liveaction is paused.
        liveaction = self._wait_for_status(liveaction, action_constants.LIVEACTION_STATUS_PAUSED)
        extra_info = str(liveaction)
        self.assertEqual(liveaction.status, action_constants.LIVEACTION_STATUS_PAUSED, extra_info)

        # Wait for non-blocking threads to complete. Ensure runner is not running.
        MockLiveActionPublisherNonBlocking.wait_all()

        last_task_liveaction_id = liveaction.result['tasks'][-1]['liveaction_id']

        action_utils.update_liveaction_status(
            status=action_constants.LIVEACTION_STATUS_SUCCEEDED,
            end_timestamp=date_utils.get_datetime_utc_now(),
            result={'foo': 'bar'},
            liveaction_id=last_task_liveaction_id
        )

        # Request action chain to resume.
        liveaction, execution = action_service.request_resume(liveaction, USERNAME)

        # Wait until the liveaction is completed.
        liveaction = self._wait_for_status(liveaction, action_constants.LIVEACTION_STATUS_SUCCEEDED)

        self.assertEqual(
            liveaction.status,
            action_constants.LIVEACTION_STATUS_SUCCEEDED,
            str(liveaction)
        )

        # Wait for non-blocking threads to complete.
        MockLiveActionPublisherNonBlocking.wait_all()

        # Check liveaction result.
        self.assertIn('tasks', liveaction.result)
        self.assertEqual(len(liveaction.result['tasks']), 2)
        self.assertEqual(liveaction.result['tasks'][0]['result']['foo'], 'bar')

def purge_inquiries(logger):
    """Purge Inquiries that have exceeded their configured TTL

    At the moment, Inquiries do not have their own database model, so this function effectively
    is another, more specialized GC for executions. It will look for executions with a 'pending'
    status that use the 'inquirer' runner, which is the current definition for an Inquiry.

    Then it will mark those that have a nonzero TTL have existed longer than their TTL as
    "timed out". It will then request that the parent workflow(s) resume, where the failure
    can be handled as the user desires.
    """

    # Get all existing Inquiries
    filters = {'runner__name': 'inquirer', 'status': action_constants.LIVEACTION_STATUS_PENDING}
    inquiries = list(ActionExecution.query(**filters))

    gc_count = 0

    # Inspect each Inquiry, and determine if TTL is expired
    for inquiry in inquiries:

        ttl = int(inquiry.result.get('ttl'))
        if ttl <= 0:
            logger.debug("Inquiry %s has a TTL of %s. Skipping." % (inquiry.id, ttl))
            continue

        min_since_creation = int(
            (get_datetime_utc_now() - inquiry.start_timestamp).total_seconds() / 60
        )

        logger.debug("Inquiry %s has a TTL of %s and was started %s minute(s) ago" % (
                     inquiry.id, ttl, min_since_creation))

        if min_since_creation > ttl:
            gc_count += 1
            logger.info("TTL expired for Inquiry %s. Marking as timed out." % inquiry.id)

            liveaction_db = action_utils.update_liveaction_status(
                status=action_constants.LIVEACTION_STATUS_TIMED_OUT,
                result=inquiry.result,
                liveaction_id=inquiry.liveaction.get('id'))
            executions.update_execution(liveaction_db)

            # Call Inquiry runner's post_run to trigger callback to workflow
            action_db = get_action_by_ref(liveaction_db.action)
            invoke_post_run(liveaction_db=liveaction_db, action_db=action_db)

            if liveaction_db.context.get("parent"):
                # Request that root workflow resumes
                root_liveaction = action_service.get_root_liveaction(liveaction_db)
                action_service.request_resume(
                    root_liveaction,
                    UserDB(cfg.CONF.system_user.user)
                )

    logger.info('Marked %s ttl-expired Inquiries as "timed out".' % (gc_count))

def respond(inquiry, response, requester=None):
    # Set requester to system user is not provided.
    if not requester:
        requester = cfg.CONF.system_user.user

    # Retrieve the liveaction from the database.
    liveaction_db = lv_db_access.LiveAction.get_by_id(inquiry.liveaction.get('id'))

    # Resume the parent workflow first. If the action execution for the inquiry is updated first,
    # it triggers handling of the action execution completion which will interact with the paused
    # parent workflow. The resuming logic that is executed here will then race with the completion
    # of the inquiry action execution, which will randomly result in the parent workflow stuck in
    # paused state.
    if liveaction_db.context.get('parent'):
        LOG.debug('Resuming workflow parent(s) for inquiry "%s".' % str(inquiry.id))

        # For action execution under Action Chain and Mistral workflows, request the entire
        # workflow to resume. Orquesta handles resume differently and so does not require root
        # to resume. Orquesta allows for specifc branches to resume while other is paused. When
        # there is no other paused branches, the conductor will resume the rest of the workflow.
        resume_target = (
            action_service.get_parent_liveaction(liveaction_db)
            if workflow_service.is_action_execution_under_workflow_context(liveaction_db)
            else action_service.get_root_liveaction(liveaction_db)
        )

        if resume_target.status in action_constants.LIVEACTION_PAUSE_STATES:
            action_service.request_resume(resume_target, requester)

    # Succeed the liveaction and update result with the inquiry response.
    LOG.debug('Updating response for inquiry "%s".' % str(inquiry.id))

    result = copy.deepcopy(inquiry.result)
    result['response'] = response

    liveaction_db = action_utils.update_liveaction_status(
        status=action_constants.LIVEACTION_STATUS_SUCCEEDED,
        end_timestamp=date_utils.get_datetime_utc_now(),
        runner_info=sys_info_utils.get_process_info(),
        result=result,
        liveaction_id=str(liveaction_db.id)
    )

    # Sync the liveaction with the corresponding action execution.
    execution_service.update_execution(liveaction_db)

    # Invoke inquiry post run to trigger a callback to parent workflow.
    LOG.debug('Invoking post run for inquiry "%s".' % str(inquiry.id))
    runner_container = container.get_runner_container()
    action_db = action_utils.get_action_by_ref(liveaction_db.action)
    runnertype_db = action_utils.get_runnertype_by_name(action_db.runner_type['name'])
    runner = runner_container._get_runner(runnertype_db, action_db, liveaction_db)
    runner.post_run(status=action_constants.LIVEACTION_STATUS_SUCCEEDED, result=result)

    return liveaction_db

    def test_update_liveaction_result_with_dotted_key(self):
        liveaction_db = LiveActionDB()
        liveaction_db.status = 'initializing'
        liveaction_db.start_timestamp = get_datetime_utc_now()
        liveaction_db.action = ResourceReference(
            name=ActionDBUtilsTestCase.action_db.name,
            pack=ActionDBUtilsTestCase.action_db.pack).ref
        params = {
            'actionstr': 'foo',
            'some_key_that_aint_exist_in_action_or_runner': 'bar',
            'runnerint': 555
        }
        liveaction_db.parameters = params
        liveaction_db = LiveAction.add_or_update(liveaction_db)
        origliveaction_db = copy.copy(liveaction_db)

        # Update by id.
        newliveaction_db = action_db_utils.update_liveaction_status(
            status='running', liveaction_id=liveaction_db.id)

        # Verify id didn't change.
        self.assertEqual(origliveaction_db.id, newliveaction_db.id)
        self.assertEqual(newliveaction_db.status, 'running')

        # Verify that state is published.
        self.assertTrue(LiveActionPublisher.publish_state.called)
        LiveActionPublisher.publish_state.assert_called_once_with(newliveaction_db, 'running')

        now = get_datetime_utc_now()
        status = 'succeeded'
        result = {'a': 1, 'b': True, 'a.b.c': 'abc'}
        context = {'third_party_id': uuid.uuid4().hex}
        newliveaction_db = action_db_utils.update_liveaction_status(
            status=status, result=result, context=context, end_timestamp=now,
            liveaction_id=liveaction_db.id)

        self.assertEqual(origliveaction_db.id, newliveaction_db.id)
        self.assertEqual(newliveaction_db.status, status)
        self.assertIn('a.b.c', list(result.keys()))
        self.assertDictEqual(newliveaction_db.result, result)
        self.assertDictEqual(newliveaction_db.context, context)
        self.assertEqual(newliveaction_db.end_timestamp, now)

    def process(self, liveaction):
        """Dispatches the LiveAction to appropriate action runner.

        LiveAction in statuses other than "scheduled" and "canceling" are ignored. If
        LiveAction is already canceled and result is empty, the LiveAction
        is updated with a generic exception message.

        :param liveaction: Action execution request.
        :type liveaction: ``st2common.models.db.liveaction.LiveActionDB``

        :rtype: ``dict``
        """

        if liveaction.status == action_constants.LIVEACTION_STATUS_CANCELED:
            LOG.info(
                '%s is not executing %s (id=%s) with "%s" status.',
                self.__class__.__name__,
                type(liveaction),
                liveaction.id,
                liveaction.status,
            )
            if not liveaction.result:
                updated_liveaction = action_utils.update_liveaction_status(
                    status=liveaction.status,
                    result={"message": "Action execution canceled by user."},
                    liveaction_id=liveaction.id,
                )
                executions.update_execution(updated_liveaction)
            return

        if liveaction.status not in [
            action_constants.LIVEACTION_STATUS_SCHEDULED,
            action_constants.LIVEACTION_STATUS_CANCELING,
        ]:
            LOG.info(
                '%s is not dispatching %s (id=%s) with "%s" status.',
                self.__class__.__name__,
                type(liveaction),
                liveaction.id,
                liveaction.status,
            )
            return

        try:
            liveaction_db = action_utils.get_liveaction_by_id(liveaction.id)
        except StackStormDBObjectNotFoundError:
            LOG.exception("Failed to find liveaction %s in the database.", liveaction.id)
            raise

        return (
            self._run_action(liveaction_db)
            if liveaction.status == action_constants.LIVEACTION_STATUS_SCHEDULED
            else self._cancel_action(liveaction_db)
        )