def get(self, request, *args, **kwargs):
"""
Fetches metadata
"""
_ = args, kwargs
data = {
'release': {
'name': ''
},
'authenticated':
False,
'authentication_state':
None,
'authentication_metadata': {},
'username':
None,
'userguid':
None,
'roles': [],
'identification': {},
'storagerouter_ips':
[sr.ip for sr in StorageRouterList.get_storagerouters()],
'versions':
list(settings.VERSION),
'plugins': {}
}
try:
# Gather release name
try:
data['release']['name'] = System.get_release_name()
except:
MetadataView._logger.exception('Could not load release name')
# Gather plugin metadata
plugins = {}
# - Backends. BackendType plugins must set the has_plugin flag on True
for backend_type in BackendTypeList.get_backend_types():
if backend_type.has_plugin is True:
if backend_type.code not in plugins:
plugins[backend_type.code] = []
plugins[backend_type.code] += ['backend', 'gui']
# - Generic plugins, as added to the configuration file(s)
generic_plugins = Configuration.get(
'/ovs/framework/plugins/installed|generic')
for plugin_name in generic_plugins:
if plugin_name not in plugins:
plugins[plugin_name] = []
plugins[plugin_name] += ['gui']
data['plugins'] = plugins
# Fill identification
data['identification'] = {
'cluster_id': Configuration.get('/ovs/framework/cluster_id')
}
# Get authentication metadata
authentication_metadata = {'ip': System.get_my_storagerouter().ip}
for key in ['mode', 'authorize_uri', 'client_id', 'scope']:
if Configuration.exists(
'/ovs/framework/webapps|oauth2.{0}'.format(key)):
authentication_metadata[key] = Configuration.get(
'/ovs/framework/webapps|oauth2.{0}'.format(key))
data['authentication_metadata'] = authentication_metadata
# Gather authorization metadata
if 'HTTP_AUTHORIZATION' not in request.META:
return dict(
data.items() +
{'authentication_state': 'unauthenticated'}.items())
authorization_type, access_token = request.META[
'HTTP_AUTHORIZATION'].split(' ')
if authorization_type != 'Bearer':
return dict(
data.items() +
{'authentication_state': 'invalid_authorization_type'
}.items())
tokens = BearerTokenList.get_by_access_token(access_token)
if len(tokens) != 1:
return dict(data.items() +
{'authentication_state': 'invalid_token'}.items())
token = tokens[0]
if token.expiration < time.time():
for junction in token.roles.itersafe():
junction.delete()
token.delete()
return dict(data.items() +
{'authentication_state': 'token_expired'}.items())
# Gather user metadata
user = token.client.user
if not user.is_active:
return dict(data.items() +
{'authentication_state': 'inactive_user'}.items())
roles = [j.role.code for j in token.roles]
return dict(
data.items() + {
'authenticated': True,
'authentication_state': 'authenticated',
'username': user.username,
'userguid': user.guid,
'roles': roles,
'plugins': plugins
}.items())
except Exception as ex:
MetadataView._logger.exception(
'Unexpected exception: {0}'.format(ex))
return dict(
data.items() +
{'authentication_state': 'unexpected_exception'}.items())
