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52 lines
1.8 KiB
Python
52 lines
1.8 KiB
Python
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import collections
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import os
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import yaml
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try:
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from libcloud.compute.types import Provider
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from libcloud.compute.providers import get_driver
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_ = Provider.GCE
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except ImportError:
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print("failed=True " + \
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"msg='libcloud with GCE support (0.13.3+) required for this module'")
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sys.exit(1)
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def add_credentials_options(parser):
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default_service_account_email=None
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default_pem_file=None
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default_project_id=None
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# Load details from credentials.yml
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if os.path.isfile('credentials.yml'):
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credentials = yaml.load(open('credentials.yml', 'r'))
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default_service_account_email = credentials['gce_service_account_email']
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default_pem_file = credentials['gce_pem_file']
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default_project_id = credentials['gce_project_id']
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parser.add_option("--service_account_email",
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action="store", dest="service_account_email",
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default=default_service_account_email,
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help="GCE service account email. Default is loaded from credentials.yml.")
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parser.add_option("--pem_file",
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action="store", dest="pem_file",
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default=default_pem_file,
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help="GCE client key. Default is loaded from credentials.yml.")
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parser.add_option("--project_id",
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action="store", dest="project_id",
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default=default_project_id,
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help="Google Cloud project ID. Default is loaded from credentials.yml.")
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def check_required(opts, parser):
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for required in ['service_account_email', 'pem_file', 'project_id']:
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if getattr(opts, required) is None:
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parser.error("Missing required parameter: --%s" % required)
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def get_gce_driver(opts):
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# Connect to GCE
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gce_cls = get_driver(Provider.GCE)
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return gce_cls(
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opts.service_account_email, opts.pem_file, project=opts.project_id)
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