infrastructure-provisioning/src/general/scripts/gcp/common_terminate_notebook_image.py

#!/usr/bin/python

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import datalab.fab
import datalab.actions_lib
import datalab.meta_lib
import json
import os
import sys

if __name__ == "__main__":
    try:
        image_conf = dict()
        GCPMeta = datalab.meta_lib.GCPMeta()
        GCPActions = datalab.actions_lib.GCPActions()
        image_conf['image_name'] = os.environ['notebook_image_name']
        image_conf['service_base_name'] = os.environ['conf_service_base_name'] = datalab.fab.replace_multi_symbols(
            os.environ['conf_service_base_name'][:20], '-', True)
        image_conf['endpoint_name'] = (os.environ['endpoint_name']).replace('_', '-').lower()
        image_conf['endpoint_tag'] = image_conf['endpoint_name']
        image_conf['project_name'] = os.environ['project_name']
        image_conf['project_tag'] = os.environ['project_name']
        image_conf['expected_primary_image_name'] = '{}-{}-{}-{}-primary-image-{}'.format(
            image_conf['service_base_name'], image_conf['project_name'], image_conf['endpoint_name'],
            os.environ['application'], image_conf['image_name']).lower()
        image_conf['expected_secondary_image_name'] = '{}-{}-{}-{}-secondary-image-{}'.format(
            image_conf['service_base_name'], image_conf['project_name'], image_conf['endpoint_name'],
            os.environ['application'], image_conf['image_name']).lower()
        primary_image_id = GCPMeta.get_image_by_name(image_conf['expected_primary_image_name'])
        if primary_image_id != '':
            GCPActions.remove_image(notebook_config['expected_primary_image_name'])
            GCPActions.remove_image(notebook_config['expected_secondary_image_name'])
            with open("/root/result.json", 'w') as result:
                res = {"notebook_image_name": image_conf['full_image_name'],
                       "status": "terminated",
                       "Action": "Delete existing notebook image"}
                result.write(json.dumps(res))

    except Exception as err:
        datalab.fab.append_result("Failed to delete existing notebook image", str(err))
        sys.exit(1)