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-rw-r--r--deploy/post/keystoneauth.py66
1 files changed, 66 insertions, 0 deletions
diff --git a/deploy/post/keystoneauth.py b/deploy/post/keystoneauth.py
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+##############################################################################
+# Copyright (c) 2017 ZTE Coreporation and others.
+# feng.xiaowei@zte.com.cn
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Apache License, Version 2.0
+# which accompanies this distribution, and is available at
+# http://www.apache.org/licenses/LICENSE-2.0
+##############################################################################
+from collections import defaultdict
+import re
+
+from keystoneauth1 import loading
+from keystoneauth1 import session
+
+
+class Keystoneauth(object):
+ def __init__(self, openrc=None):
+ self.openrc = openrc if openrc else '/etc/kolla/admin-openrc.sh'
+
+ @property
+ def session(self):
+ auth = self._get_auth()
+ return session.Session(auth=auth)
+
+ def _get_auth(self):
+ loader = loading.get_plugin_loader('password')
+ creds = self._parse_credentials(self._parse_openrc())
+ return loader.load_from_options(**creds)
+
+ def _parse_openrc(self):
+
+ def parse_line(creds, line):
+ var = line.rstrip('"\n').replace('export ', '').split("=")
+ # The two next lines should be modified as soon as rc_file
+ # conforms with common rules. Be aware that it could induce
+ # issues if value starts with '
+ key = re.sub(r'^["\' ]*|[ \'"]*$', '', var[0])
+ value = re.sub(r'^["\' ]*|[ \'"]*$', '', "".join(var[1:]))
+ creds[key] = value
+ return creds
+
+ with open(self.openrc, "r") as f:
+ return reduce(parse_line, f.readlines(), defaultdict(dict))
+
+ @staticmethod
+ def _parse_credentials(raws):
+ maps = {
+ 'OS_USERNAME': 'username',
+ 'OS_PASSWORD': 'password',
+ 'OS_AUTH_URL': 'auth_url',
+ 'OS_TENANT_NAME': 'tenant_name',
+ 'OS_USER_DOMAIN_NAME': 'user_domain_name',
+ 'OS_PROJECT_DOMAIN_NAME': 'project_domain_name',
+ 'OS_PROJECT_NAME': 'project_name',
+ 'OS_ENDPOINT_TYPE': 'endpoint_type',
+ 'OS_REGION_NAME': 'region_name'
+ }
+
+ def parse_credential(creds, kv):
+ (cred_k, cred_v) = kv
+ creds[maps[cred_k]] = cred_v
+ return creds
+
+ return reduce(parse_credential,
+ [(k, v) for (k, v) in raws.iteritems() if k in maps],
+ defaultdict(dict))