def get(self, request, job_id):
     try:
         job = self.db_api.job_get_by_id(job_id)
     except exception.NotFound:
         raise webob.exc.HTTPNotFound
     utils.serialize_datetimes(job)
     return {"job": job}

    def create(self, request, body):
        if (body is None or body.get('job') is None or
                body['job'].get('schedule_id') is None):
            raise webob.exc.HTTPBadRequest()
        job = body['job']

        try:
            schedule = self.db_api.schedule_get_by_id(job['schedule_id'])
        except exception.NotFound:
            raise webob.exc.HTTPNotFound()

        # Check integrity of schedule and update next run
        expected_next_run = job.get('next_run')
        if expected_next_run:
            expected_next_run = timeutils.parse_isotime(job.get('next_run'))

        next_run = api_utils.schedule_to_next_run(schedule, timeutils.utcnow())
        try:
            self.db_api.schedule_test_and_set_next_run(schedule['id'],
                        expected_next_run, next_run)

        except exception.NotFound:
            msg = _("Specified next run does not match the current next run"
                    " value. This could mean schedule has either changed"
                    "or has already been scheduled since you last expected.")
            raise webob.exc.HTTPConflict(explanation=msg)

        # Update schedule last_scheduled
        values = {}
        values['last_scheduled'] = timeutils.utcnow()
        self.db_api.schedule_update(schedule['id'], values)

        # Create job
        values = {}
        values.update(job)
        values['tenant'] = schedule['tenant']
        values['action'] = schedule['action']
        values['status'] = 'QUEUED'

        job_metadata = []
        for metadata in schedule['schedule_metadata']:
            job_metadata.append({
                    'key': metadata['key'],
                    'value': metadata['value']
                    })

        values['job_metadata'] = job_metadata

        job_action = values['action']
        if not 'timeout' in values:
            values['timeout'] = api_utils.get_new_timeout_by_action(job_action)
            values['hard_timeout'] = \
                api_utils.get_new_timeout_by_action(job_action)

        job = self.db_api.job_create(values)
        utils.serialize_datetimes(job)
        api_utils.serialize_job_metadata(job)
        job = {'job': job}
        utils.generate_notification(None, 'qonos.job.create', job, 'INFO')
        return job

    def create(self, request, body=None):
        invalid_params = []
        if not body:
            invalid_params.append('request body is empty')
        elif not 'schedule' in body:
            invalid_params.append('request body needs "schedule" entity')
        else:
            if not body['schedule'].get('tenant'):
                invalid_params.append('request body needs "tenant" entity')
            if not body['schedule'].get('action'):
                invalid_params.append('request body needs "action" entity')
        
        if invalid_params:
            msg = _('The following errors occured with your request: %s') \
                    % ', '.join(invalid_params)
            raise webob.exc.HTTPBadRequest(explanation=msg)

        api_utils.deserialize_schedule_metadata(body['schedule'])
        values = {}
        values.update(body['schedule'])
        values['next_run'] = api_utils.schedule_to_next_run(body['schedule'])
        schedule = self.db_api.schedule_create(values)

        utils.serialize_datetimes(schedule)
        api_utils.serialize_schedule_metadata(schedule)
        return {'schedule': schedule}

 def get(self, request, worker_id):
     try:
         worker = self.db_api.worker_get_by_id(worker_id)
     except exception.NotFound:
         msg = _('Worker %s could not be found.') % worker_id
         raise webob.exc.HTTPNotFound(explanation=msg)
     utils.serialize_datetimes(worker)
     return {'worker': worker}

 def get(self, request, schedule_id):
     try:
         schedule = self.db_api.schedule_get_by_id(schedule_id)
         utils.serialize_datetimes(schedule)
     except exception.NotFound:
         msg = _('Schedule %s could not be found.') % schedule_id
         raise webob.exc.HTTPNotFound(explanation=msg)
     return {'schedule': schedule}

    def update(self, request, schedule_id, body):
        if not body:
            msg = _('The request body must not be empty')
            raise webob.exc.HTTPBadRequest(explanation=msg)
        elif not 'schedule' in body:
            msg = _('The request body must contain a "schedule" entity')
            raise webob.exc.HTTPBadRequest(explanation=msg)
        # NOTE(jculp): only raise if a blank tenant is passed
        # passing no tenant at all is perfectly fine.
        elif ('tenant' in body['schedule'] and not
            body['schedule']['tenant'].strip()):
            msg = _('The request body has not specified a "tenant" entity')
            raise webob.exc.HTTPBadRequest(explanation=msg)

        api_utils.deserialize_schedule_metadata(body['schedule'])
        values = {}
        values.update(body['schedule'])

        try:
            values = api_utils.check_read_only_properties(values)
        except exception.Forbidden as e:
            raise webob.exc.HTTPForbidden(explanation=unicode(e))

        request_next_run = body['schedule'].get('next_run')
        times = {
            'minute': None,
            'hour': None,
            'month': None,
            'day_of_week': None,
            'day_of_month': None,
        }
        update_schedule_times = False
        for key in times:
            if key in values:
                times[key] = values[key]
                update_schedule_times = True

        if update_schedule_times:
            # NOTE(ameade): We must recalculate the schedules next_run time
            # since the schedule has changed
            values.update(times)
            values['next_run'] = api_utils.schedule_to_next_run(times)
        elif request_next_run:
            try:
                timeutils.parse_isotime(request_next_run)
            except ValueError as e:
                msg = _('Invalid "next_run" value. Must be ISO 8601 format')
                raise webob.exc.HTTPBadRequest(explanation=msg)

        try:
            schedule = self.db_api.schedule_update(schedule_id, values)
        except exception.NotFound:
            msg = _('Schedule %s could not be found.') % schedule_id
            raise webob.exc.HTTPNotFound(explanation=msg)

        utils.serialize_datetimes(schedule)
        api_utils.serialize_schedule_metadata(schedule)
        return {'schedule': schedule}

 def test_serialize_datetimes(self):
     date_1 = datetime.datetime(2012, 5, 16, 15, 27, 36, 325355)
     date_2 = datetime.datetime(2013, 5, 16, 15, 27, 36, 325355)
     date_1_str = '2012-05-16T15:27:36Z'
     date_2_str = '2013-05-16T15:27:36Z'
     data = {'foo': date_1, 'bar': date_2}
     expected = {'foo': date_1_str, 'bar': date_2_str}
     utils.serialize_datetimes(data)
     self.assertEqual(data, expected)

    def get_heartbeat(self, request, job_id):
        try:
            updated_at = self.db_api.job_updated_at_get_by_id(job_id)
        except exception.NotFound:
            msg = _("Job %s could not be found.") % job_id
            raise webob.exc.HTTPNotFound(explanation=msg)

        heartbeat = {"heartbeat": updated_at}
        utils.serialize_datetimes(heartbeat)
        return heartbeat

    def create(self, request, body):
        if body is None or body.get('schedule') is None:
            raise webob.exc.HTTPBadRequest()

        values = {}
        values.update(body['schedule'])
        values['next_run'] = self._schedule_to_next_run(body['schedule'])
        schedule = self.db_api.schedule_create(values)

        utils.serialize_datetimes(schedule)
        return {'schedule': schedule}

 def test_serialize_datetimes_nested_dict(self):
     data = {
         'data': {
             'foo': {
                 'bar': datetime.datetime(2012, 5, 16, 15, 27, 36, 325355)
             }
         }
     }
     date_1_str = '2012-05-16T15:27:36Z'
     utils.serialize_datetimes(data)
     self.assertEqual(data['data']['foo']['bar'], date_1_str)

 def test_serialize_datetimes_list(self):
     data = {
         'data': [
             {'foo': datetime.datetime(2012, 5, 16, 15, 27, 36, 325355)},
             {'foo': datetime.datetime(2013, 5, 16, 15, 27, 36, 325355)},
         ]
     }
     date_1_str = '2012-05-16T15:27:36Z'
     date_2_str = '2013-05-16T15:27:36Z'
     utils.serialize_datetimes(data)
     self.assertEqual(data['data'][0]['foo'], date_1_str)
     self.assertEqual(data['data'][1]['foo'], date_2_str)

    def update_job_status(self, job_id, status, timeout=None,
                          error_message=None):
        body = {'status': {'status': status}}

        if status.upper() == 'ERROR' and error_message:
            body['status']['error_message'] = error_message
        if timeout:
            body['status']['timeout'] = timeout
            utils.serialize_datetimes(body)

        path = '/v1/jobs/%s/status' % job_id
        return self._do_request('PUT', path, body)['status']

    def create(self, request, body=None):
        if (body is None or type(body).__name__ != 'dict' or
            body.get('schedule') is None):
            raise webob.exc.HTTPBadRequest()

        api_utils.deserialize_schedule_metadata(body['schedule'])
        values = {}
        values.update(body['schedule'])
        values['next_run'] = api_utils.schedule_to_next_run(body['schedule'])
        schedule = self.db_api.schedule_create(values)

        utils.serialize_datetimes(schedule)
        api_utils.serialize_schedule_metadata(schedule)
        return {'schedule': schedule}

    def list(self, request):
        params = self._get_request_params(request)
        try:
            params = utils.get_pagination_limit(params)
        except exception.Invalid as e:
            raise webob.exc.HTTPBadRequest(explanation=str(e))
        try:
            jobs = self.db_api.job_get_all(params)
        except exception.NotFound:
            raise webob.exc.HTTPNotFound()

        for job in jobs:
            utils.serialize_datetimes(job)
            api_utils.serialize_job_metadata(job)
        return {'jobs': jobs}

    def update(self, request, schedule_id, body):
        if body is None or body.get('schedule') is None:
            raise webob.exc.HTTPBadRequest()

        try:
            values = {}
            values.update(body['schedule'])
            values['next_run'] = self._schedule_to_next_run(body['schedule'])
            schedule = self.db_api.schedule_update(schedule_id,
                                                   values)
            utils.serialize_datetimes(schedule)
        except exception.NotFound:
            msg = _('Schedule %s could not be found.') % schedule_id
            raise webob.exc.HTTPNotFound(explanation=msg)
        return {'schedule': schedule}

    def create(self, request, body):
        if (body is None or body.get('job') is None or
                body['job'].get('schedule_id') is None):
            raise webob.exc.HTTPBadRequest()
        job = body['job']

        try:
            schedule = self.db_api.schedule_get_by_id(job['schedule_id'])
        except exception.NotFound:
            raise webob.exc.HTTPNotFound()

        # Update schedule last_scheduled and next_run
        values = {}
        values['next_run'] = api_utils.schedule_to_next_run(schedule)
        print values['next_run']
        values['last_scheduled'] = timeutils.utcnow()
        self.db_api.schedule_update(schedule['id'], values)

        # Create job
        values = {}
        values.update(job)
        values['tenant'] = schedule['tenant']
        values['action'] = schedule['action']
        values['status'] = 'queued'

        job_metadata = []
        for metadata in schedule['schedule_metadata']:
            job_metadata.append({
                    'key': metadata['key'],
                    'value': metadata['value']
                    })

        values['job_metadata'] = job_metadata

        now = timeutils.utcnow()

        job_timeout_seconds = self._job_get_timeout(values['action'])
        if not 'timeout' in values:
            values['timeout'] = now +\
                datetime.timedelta(seconds=job_timeout_seconds)
        values['hard_timeout'] = now +\
            datetime.timedelta(seconds=job_timeout_seconds)

        job = self.db_api.job_create(values)
        utils.serialize_datetimes(job)
        api_utils.serialize_job_metadata(job)

        return {'job': job}

    def create(self, request, body=None):
        if not body:
            msg = _('The request body must not be empty')
            raise webob.exc.HTTPBadRequest(explanation=msg)
        if not 'schedule' in body:
            msg = _('The request body must contain a "schedule" entity')
            raise webob.exc.HTTPBadRequest(explanation=msg)

        api_utils.deserialize_schedule_metadata(body['schedule'])
        values = {}
        values.update(body['schedule'])
        values['next_run'] = api_utils.schedule_to_next_run(body['schedule'])
        schedule = self.db_api.schedule_create(values)

        utils.serialize_datetimes(schedule)
        api_utils.serialize_schedule_metadata(schedule)
        return {'schedule': schedule}

    def get_next_job(self, request, worker_id, body):
        action = body.get('action')
        try:
            # Check that worker exists
            self.db_api.worker_get_by_id(worker_id)
        except exception.NotFound as e:
            msg = _('Worker %s could not be found.') % worker_id
            raise webob.exc.HTTPNotFound(explanation=msg)

        max_retry = self._job_get_max_retry(action)

        job = self.db_api.job_get_and_assign_next_by_action(
            action, worker_id, max_retry)
        if job:
            utils.serialize_datetimes(job)
            api_utils.serialize_job_metadata(job)
        return {'job': job}

    def update(self, request, schedule_id, body):
        if not body:
            msg = _('The request body must not be empty')
            raise webob.exc.HTTPBadRequest(explanation=msg)
        if not 'schedule' in body:
            msg = _('The request body must contain a "schedule" entity')
            raise webob.exc.HTTPBadRequest(explanation=msg)

        api_utils.deserialize_schedule_metadata(body['schedule'])
        values = {}
        values.update(body['schedule'])

        try:
            values = api_utils.check_read_only_properties(values)
        except exception.Forbidden as e:
            raise webob.exc.HTTPForbidden(explanation=unicode(e))

        times = {
            'minute': None,
            'hour': None,
            'month': None,
            'day_of_week': None,
            'day_of_month': None,
        }
        update_schedule_times = False
        for key in times:
            if key in values:
                times[key] = values[key]
                update_schedule_times = True

        if update_schedule_times:
            # NOTE(ameade): We must recalculate the schedules next_run time
            # since the schedule has changed
            values.update(times)
            values['next_run'] = api_utils.schedule_to_next_run(times)

        try:
            schedule = self.db_api.schedule_update(schedule_id, values)
        except exception.NotFound:
            msg = _('Schedule %s could not be found.') % schedule_id
            raise webob.exc.HTTPNotFound(explanation=msg)

        utils.serialize_datetimes(schedule)
        api_utils.serialize_schedule_metadata(schedule)
        return {'schedule': schedule}

 def list(self, request):
     filter_args = self._get_request_params(request)
     try:
         filter_args = utils.get_pagination_limit(filter_args)
     except exception.Invalid as e:
         raise webob.exc.HTTPBadRequest(explanation=str(e))
     try:
         schedules = self.db_api.schedule_get_all(filter_args=filter_args)
         if len(schedules) != 0 and len(schedules) == filter_args['limit']:
             next_page = '/v1/schedules?marker=%s' % schedules[-1].get('id')
         else:
             next_page = None
     except exception.NotFound:
         msg = _('The specified marker could not be found')
         raise webob.exc.HTTPNotFound(explanation=msg)
     for sched in schedules:
         utils.serialize_datetimes(sched),
         api_utils.serialize_schedule_metadata(sched)
     links = [{'rel': 'next', 'href': next_page}]
     return {'schedules': schedules, 'schedules_links': links}