def verify_events_indexing_enabled()

in source/lambda/iot-dr-launch-solution/lambda_function.py [0:0]

• 26 lines of code
• 7 McCabe index (conditional complexity)

def verify_events_indexing_enabled(region):
    error = []
    try:
        client = boto3.client('iot', region_name=region)

        response = client.describe_event_configurations()
        logger.debug('response describe_event_configurations: {}'.format(response))
        logger.info('eventConfigurations: {}'.format(response['eventConfigurations']))

        events_not_enabled = []
        for event in ['THING', 'THING_GROUP', 'THING_GROUP_HIERARCHY', 'THING_GROUP_MEMBERSHIP', 'THING_TYPE', 'THING_TYPE_ASSOCIATION']:
            if response['eventConfigurations'][event]['Enabled'] == False:
                events_not_enabled.append(event)

        if events_not_enabled:
            error.append('IoT registry events for {} must be enabled'.format((', ').join(events_not_enabled)))

        response = client.get_indexing_configuration()
        logger.debug('response describe_event_configurations: {}'.format(response))
        logger.info('thingIndexingConfiguration.thingIndexingMode: {}'.format(response['thingIndexingConfiguration']['thingIndexingMode']))

        if not 'REGISTRY' in response['thingIndexingConfiguration']['thingIndexingMode']:
            error.append('registry indexing for things must be enabled, current setting is {}'.format(response['thingIndexingConfiguration']['thingIndexingMode']))

        if error:
            msg = (' - ').join(error)
            raise Exception('region: {}: {}'.format(region, msg))
        else:
            logger.info('region: {}: registry events and thing indexing enabled'.format(region))
    except Exception as e:
        logger.error('{}'.format(e))
        raise Exception('{}'.format(e))