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creating a custom openstack image list
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| #!/usr/bin/python | |
| # | |
| # Script for getting a openstack image list order by owner | |
| # Developer: fcojperez@gmail.com | |
| # Date: 23/09/2018 | |
| import imp | |
| from os import environ as env | |
| import os | |
| import sys | |
| import glanceclient.v2.client as glclient | |
| import keystoneclient.v2_0.client as ksclient | |
| TABLE_HEADER = ['id','name','owner','disk_format'] | |
| def getGlanceCLI(): | |
| try: | |
| keystone = ksclient.Client(auth_url=env['OS_AUTH_URL'], | |
| username=env['OS_USERNAME'], | |
| password=env['OS_PASSWORD'], | |
| tenant_name=env['OS_TENANT_NAME']) | |
| glance_endpoint = keystone.service_catalog.url_for(service_type='image') | |
| return glclient.Client(glance_endpoint, token=keystone.auth_token) | |
| except Exception as e: | |
| print("Keystone file hasn't been loaded") | |
| print('Exception message: {}'.format(e)) | |
| raise | |
| def listImages(glclient): | |
| # Checking existance terminaltables module | |
| try: | |
| imp.find_module('terminaltables') | |
| except Exception as e: | |
| print('terminatables library not loaded') | |
| print('run: pip install terminaltables') | |
| raise | |
| from terminaltables import AsciiTable | |
| lst = sorted(map(lambda x: dict((k,v) for k,v in x.iteritems() if k in TABLE_HEADER), glclient.images.list()) , key=lambda k: k['owner']) | |
| table_data = [TABLE_HEADER] + [ [ x['id'], x['owner'], x['name'], x['disk_format'] ] for x in lst ] | |
| table = AsciiTable(table_data) | |
| print(table.table) | |
| def main(): | |
| try: | |
| glclient = getGlanceCLI() | |
| listImages(glclient) | |
| except Exception as e: | |
| sys.exit(1) | |
| if __name__ == '__main__': | |
| main() |
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