/usr/lib/python2.7/dist-packages/provisioningserver/cluster_config.py is in python-maas-provisioningserver 1.5.4+bzr2294-0ubuntu1.2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 | # Copyright 2012 Canonical Ltd. This software is licensed under the
# GNU Affero General Public License version 3 (see the file LICENSE).
"""Accessors for cluster configuration as set in `maas_cluster.conf`."""
from __future__ import (
absolute_import,
print_function,
unicode_literals,
)
str = None
__metaclass__ = type
__all__ = [
'get_cluster_uuid',
'get_maas_url',
]
from os import environ
def get_cluster_variable(var):
"""Obtain the given environment variable from maas_cluster.conf.
If the variable is not set, it probably means that whatever script
started the current process neglected to run maas_cluster.conf.
In that case, fail helpfully but utterly.
"""
value = environ.get(var)
if value is None:
raise AssertionError(
"%s is not set. This probably means that the script which "
"started this program failed to source maas_cluster.conf."
% var)
return value
def get_cluster_uuid():
"""Return the `CLUSTER_UUID` setting."""
return get_cluster_variable('CLUSTER_UUID')
def get_maas_url():
"""Return the `MAAS_URL` setting."""
return get_cluster_variable('MAAS_URL')
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