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authorWukong <rebirthmonkey@gmail.com>2015-11-18 21:25:49 +0100
committerWukong <rebirthmonkey@gmail.com>2015-11-18 21:25:49 +0100
commit613ae7b8a88086abe880648c9e3a70f7adef83af (patch)
treeccde0e6ed8a9f7e4269ab51a8b545d1085436bed
parent83b0ef0f3f0c7c2316d9eaefa2fa133db19cd61f (diff)
keystonemiddleware create abe and authz mgrs
Change-Id: I5f93644cdaa850402f86996905a169ada5457f97 Signed-off-by: Wukong <rebirthmonkey@gmail.com>
-rw-r--r--keystonemiddleware-moon/keystonemiddleware/moon_mgrs/__init__.py1
-rw-r--r--keystonemiddleware-moon/keystonemiddleware/moon_mgrs/abe_mgr/__init__.py0
-rw-r--r--keystonemiddleware-moon/keystonemiddleware/moon_mgrs/authz_mgr/__init__.py0
-rw-r--r--keystonemiddleware-moon/keystonemiddleware/moon_mgrs/authz_mgr/authz_mgr.py105
4 files changed, 106 insertions, 0 deletions
diff --git a/keystonemiddleware-moon/keystonemiddleware/moon_mgrs/__init__.py b/keystonemiddleware-moon/keystonemiddleware/moon_mgrs/__init__.py
new file mode 100644
index 00000000..10d80bc9
--- /dev/null
+++ b/keystonemiddleware-moon/keystonemiddleware/moon_mgrs/__init__.py
@@ -0,0 +1 @@
+__author__ = 'wukong'
diff --git a/keystonemiddleware-moon/keystonemiddleware/moon_mgrs/abe_mgr/__init__.py b/keystonemiddleware-moon/keystonemiddleware/moon_mgrs/abe_mgr/__init__.py
new file mode 100644
index 00000000..e69de29b
--- /dev/null
+++ b/keystonemiddleware-moon/keystonemiddleware/moon_mgrs/abe_mgr/__init__.py
diff --git a/keystonemiddleware-moon/keystonemiddleware/moon_mgrs/authz_mgr/__init__.py b/keystonemiddleware-moon/keystonemiddleware/moon_mgrs/authz_mgr/__init__.py
new file mode 100644
index 00000000..e69de29b
--- /dev/null
+++ b/keystonemiddleware-moon/keystonemiddleware/moon_mgrs/authz_mgr/__init__.py
diff --git a/keystonemiddleware-moon/keystonemiddleware/moon_mgrs/authz_mgr/authz_mgr.py b/keystonemiddleware-moon/keystonemiddleware/moon_mgrs/authz_mgr/authz_mgr.py
new file mode 100644
index 00000000..af519225
--- /dev/null
+++ b/keystonemiddleware-moon/keystonemiddleware/moon_mgrs/authz_mgr/authz_mgr.py
@@ -0,0 +1,105 @@
+import logging
+import requests
+import six
+import webob
+import json
+
+from keystone import exception
+from keystonemiddleware.i18n import _, _LC, _LE, _LI, _LW
+from oslo_config import cfg
+
+
+_OPTS = [
+ cfg.StrOpt('authz_mgr_login',
+ default="admin",
+ help='Name of the administrator who will connect to the Keystone Moon backends.'),
+ cfg.StrOpt('authz_mgr_password',
+ default="nomoresecrete",
+ help='Password of the administrator who will connect to the Keystone Moon backends.'),
+ cfg.StrOpt('authz_mgr_logfile',
+ default="/tmp/moon_authz_mgr.log", # TODO: update in paste.init
+ help='File where logs goes.'),
+ ]
+
+_MOON_AUTHZ_MGR_GROUP = 'moon_authz_mgr'
+CONF = cfg.CONF
+CONF.register_opts(_OPTS, group=_MOON_AUTHZ_MGR_GROUP)
+CONF.debug = True
+
+
+class ServiceError(Exception):
+ pass
+
+
+class AuthzMgr(object):
+
+ def __init__(self, conf):
+ self._LOG = logging.getLogger(conf.get('log_name', __name__))
+ authz_mgr_fh = logging.FileHandler(CONF.moon_authz_mgr["authz_mgr_logfile"])
+ self._LOG.setLevel(logging.DEBUG)
+ self._LOG.addHandler(authz_mgr_fh)
+
+ def _deny_request(self, code):
+ error_table = {
+ 'AccessDenied': (401, 'Access denied'),
+ 'InvalidURI': (400, 'Could not parse the specified URI'),
+ 'NotFound': (404, 'URI not found'),
+ 'Error': (500, 'Server error'),
+ }
+ resp = webob.Response(content_type='text/xml')
+ resp.status = error_table[code][0]
+ error_msg = ('<?xml version="1.0" encoding="UTF-8"?>\r\n'
+ '<Error>\r\n <Code>%s</Code>\r\n '
+ '<Message>%s</Message>\r\n</Error>\r\n' %
+ (code, error_table[code][1]))
+ if six.PY3:
+ error_msg = error_msg.encode()
+ resp.body = error_msg
+ return resp
+
+
+ def treat_request(self, auth_token, agent_data):
+ if not agent_data['resource_id']:
+ agent_data['resource_id'] = "servers"
+
+ headers = {'X-Auth-Token': auth_token}
+ self._LOG.debug('X-Auth-Token={}'.format(auth_token))
+ try:
+ _url ='{}/v3/OS-MOON/authz/{}/{}/{}/{}'.format(
+ self._request_uri,
+ agent_data['tenant_id'],
+ agent_data['user_id'],
+ agent_data['resource_id'],
+ agent_data['action_id'])
+ self._LOG.info(_url)
+ response = requests.get(_url,
+ headers=headers,
+ verify=self._verify)
+ except requests.exceptions.RequestException as e:
+ self._LOG.error(_LI('HTTP connection exception: %s'), e)
+ resp = self._deny_request('InvalidURI')
+ raise ServiceError(resp)
+
+ if response.status_code < 200 or response.status_code >= 300:
+ self._LOG.debug('Keystone reply error: status=%s reason=%s',
+ response.status_code, response.reason)
+ if response.status_code == 404:
+ resp = self._deny_request('NotFound')
+ elif response.status_code == 401:
+ resp = self._deny_request('AccessDenied')
+ else:
+ resp = self._deny_request('Error')
+ raise ServiceError(resp)
+
+ elif response.status_code == 200:
+ answer = json.loads(response.content)
+ self._LOG.debug("action_id={}/{}".format(agent_data['OS_component'] , agent_data['action_id']))
+ self._LOG.debug(answer)
+ if "authz" in answer and answer["authz"]:
+ return response
+ self._LOG.error("You are not authorized to do that! ({})".format(unicode(answer["comment"])))
+ raise exception.Unauthorized(message="You are not authorized to do that! ({})".format(unicode(answer["comment"])))
+ else:
+ self._LOG.error("Unable to request Moon ({}: {})".format(response.status_code, response.reason))
+
+ return response