2cdb5a1f17
This commit removes the six library from the repo, as the only supported Python version is 3.9. Test Plan: PASS: Success on tox command. Story: 2011149 Task: 50418 Change-Id: I407e3a3d96b407cf00cca8bbcd1b5312d099b908 Signed-off-by: Hugo Brito <hugo.brito@windriver.com>
249 lines
8.4 KiB
Python
249 lines
8.4 KiB
Python
# Copyright 2017-2024 Wind River
|
|
#
|
|
# Licensed under the Apache License, Version 2.0 (the "License");
|
|
# you may not use this file except in compliance with the License.
|
|
# You may obtain a copy of the License at
|
|
#
|
|
# http://www.apache.org/licenses/LICENSE-2.0
|
|
#
|
|
# Unless required by applicable law or agreed to in writing, software
|
|
# distributed under the License is distributed on an "AS IS" BASIS,
|
|
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
|
|
# implied.
|
|
# See the License for the specific language governing permissions and
|
|
# limitations under the License.
|
|
|
|
from urllib.parse import urlparse
|
|
|
|
import base64
|
|
from cryptography import fernet
|
|
from keystoneauth1 import exceptions as keystone_exceptions
|
|
import msgpack
|
|
from oslo_log import log as logging
|
|
import psutil
|
|
|
|
from dccommon import consts as dccommon_consts
|
|
from dccommon.drivers.openstack import sdk_platform as sdk
|
|
from dcorch.common import consts
|
|
|
|
LOG = logging.getLogger(__name__)
|
|
|
|
|
|
def is_space_available(partition, size):
|
|
available_space = psutil.disk_usage(partition).free
|
|
return False if available_space < size else True
|
|
|
|
|
|
def get_host_port_options(cfg):
|
|
if cfg.type == consts.ENDPOINT_TYPE_COMPUTE:
|
|
return cfg.compute.bind_host, cfg.compute.bind_port
|
|
elif cfg.type == dccommon_consts.ENDPOINT_TYPE_PLATFORM:
|
|
return cfg.platform.bind_host, cfg.platform.bind_port
|
|
elif cfg.type == consts.ENDPOINT_TYPE_NETWORK:
|
|
return cfg.network.bind_host, cfg.network.bind_port
|
|
elif cfg.type == dccommon_consts.ENDPOINT_TYPE_SOFTWARE:
|
|
return cfg.usm.bind_host, cfg.usm.bind_port
|
|
elif cfg.type == dccommon_consts.ENDPOINT_TYPE_PATCHING:
|
|
return cfg.patching.bind_host, cfg.patching.bind_port
|
|
elif cfg.type == consts.ENDPOINT_TYPE_VOLUME:
|
|
return cfg.volume.bind_host, cfg.volume.bind_port
|
|
elif cfg.type == dccommon_consts.ENDPOINT_TYPE_IDENTITY:
|
|
return cfg.identity.bind_host, cfg.identity.bind_port
|
|
else:
|
|
LOG.error("Type: %s is undefined! Ignoring", cfg.type)
|
|
return None, None
|
|
|
|
|
|
def get_remote_host_port_options(cfg):
|
|
if cfg.type == consts.ENDPOINT_TYPE_COMPUTE:
|
|
return cfg.compute.remote_host, cfg.compute.remote_port
|
|
elif cfg.type == dccommon_consts.ENDPOINT_TYPE_PLATFORM:
|
|
return cfg.platform.remote_host, cfg.platform.remote_port
|
|
elif cfg.type == consts.ENDPOINT_TYPE_NETWORK:
|
|
return cfg.network.remote_host, cfg.network.remote_port
|
|
elif cfg.type == dccommon_consts.ENDPOINT_TYPE_SOFTWARE:
|
|
return cfg.usm.remote_host, cfg.usm.remote_port
|
|
elif cfg.type == dccommon_consts.ENDPOINT_TYPE_PATCHING:
|
|
return cfg.patching.remote_host, cfg.patching.remote_port
|
|
elif cfg.type == consts.ENDPOINT_TYPE_VOLUME:
|
|
return cfg.volume.remote_host, cfg.volume.remote_port
|
|
elif cfg.type == dccommon_consts.ENDPOINT_TYPE_IDENTITY:
|
|
return cfg.identity.remote_host, cfg.identity.remote_port
|
|
else:
|
|
LOG.error("Type: %s is undefined! Ignoring", cfg.type)
|
|
return None, None
|
|
|
|
|
|
def get_sync_endpoint(cfg):
|
|
if cfg.type == consts.ENDPOINT_TYPE_COMPUTE:
|
|
return cfg.compute.sync_endpoint
|
|
elif cfg.type == dccommon_consts.ENDPOINT_TYPE_PLATFORM:
|
|
return cfg.platform.sync_endpoint
|
|
elif cfg.type == consts.ENDPOINT_TYPE_NETWORK:
|
|
return cfg.network.sync_endpoint
|
|
elif cfg.type == dccommon_consts.ENDPOINT_TYPE_PATCHING:
|
|
return cfg.patching.sync_endpoint
|
|
elif cfg.type == consts.ENDPOINT_TYPE_VOLUME:
|
|
return cfg.volume.sync_endpoint
|
|
elif cfg.type == dccommon_consts.ENDPOINT_TYPE_IDENTITY:
|
|
return cfg.identity.sync_endpoint
|
|
else:
|
|
LOG.error("Type: %s is undefined! Ignoring", cfg.type)
|
|
return None
|
|
|
|
|
|
def get_url_path_components(url):
|
|
result = urlparse(url)
|
|
return result.path.split('/')
|
|
|
|
|
|
def get_routing_match_arguments(environ):
|
|
return environ['wsgiorg.routing_args'][1]
|
|
|
|
|
|
def get_routing_match_value(environ, key):
|
|
match = get_routing_match_arguments(environ)
|
|
if key in match:
|
|
return match[key]
|
|
else:
|
|
LOG.info("(%s) is not available in routing match arguments.", key)
|
|
for k, v in match.items():
|
|
LOG.info("Match key:(%s), value:(%s)", k, v)
|
|
return None
|
|
|
|
|
|
def get_operation_type(environ):
|
|
return environ['REQUEST_METHOD'].lower()
|
|
|
|
|
|
def get_id_from_query_string(environ, id):
|
|
import urllib.parse as six_urlparse
|
|
params = six_urlparse.parse_qs(environ.get('QUERY_STRING', ''))
|
|
return params.get(id, [None])[0]
|
|
|
|
|
|
def get_user_id(environ):
|
|
return get_id_from_query_string(environ, 'user_id')
|
|
|
|
|
|
def show_usage(environ):
|
|
return get_id_from_query_string(environ, 'usage') == 'True'
|
|
|
|
|
|
def get_tenant_id(environ):
|
|
return get_routing_match_value(environ, 'tenant_id')
|
|
|
|
|
|
def set_request_forward_environ(req, remote_host, remote_port):
|
|
req.environ['HTTP_X_FORWARDED_SERVER'] = req.environ.get(
|
|
'HTTP_HOST', '')
|
|
req.environ['HTTP_X_FORWARDED_SCHEME'] = req.environ['wsgi.url_scheme']
|
|
req.environ['HTTP_HOST'] = remote_host + ':' + str(remote_port)
|
|
req.environ['SERVER_NAME'] = remote_host
|
|
req.environ['SERVER_PORT'] = remote_port
|
|
if ('REMOTE_ADDR' in req.environ and 'HTTP_X_FORWARDED_FOR' not in
|
|
req.environ):
|
|
req.environ['HTTP_X_FORWARDED_FOR'] = req.environ['REMOTE_ADDR']
|
|
|
|
|
|
def _get_fernet_keys():
|
|
"""Get fernet keys from sysinv."""
|
|
os_client = sdk.OpenStackDriver(region_name=dccommon_consts.CLOUD_0,
|
|
thread_name='proxy')
|
|
try:
|
|
key_list = os_client.sysinv_client.get_fernet_keys()
|
|
return [str(getattr(key, 'key')) for key in key_list]
|
|
except (keystone_exceptions.connection.ConnectTimeout,
|
|
keystone_exceptions.ConnectFailure) as e:
|
|
LOG.info("get_fernet_keys: cloud {} is not reachable [{}]"
|
|
.format(dccommon_consts.CLOUD_0, str(e)))
|
|
sdk.OpenStackDriver.delete_region_clients(dccommon_consts.CLOUD_0)
|
|
return None
|
|
except (AttributeError, TypeError) as e:
|
|
LOG.info("get_fernet_keys error {}".format(e))
|
|
sdk.OpenStackDriver.delete_region_clients(dccommon_consts.CLOUD_0,
|
|
clear_token=True)
|
|
return None
|
|
except Exception as e:
|
|
LOG.exception(e)
|
|
return None
|
|
|
|
|
|
def _restore_padding(token):
|
|
"""Restore padding based on token size.
|
|
|
|
:param token: token to restore padding on
|
|
:returns: token with correct padding
|
|
"""
|
|
|
|
# Re-inflate the padding
|
|
mod_returned = len(token) % 4
|
|
if mod_returned:
|
|
missing_padding = 4 - mod_returned
|
|
token += b'=' * missing_padding
|
|
return token
|
|
|
|
|
|
def _unpack_token(fernet_token, fernet_keys):
|
|
"""Attempt to unpack a token using the supplied Fernet keys.
|
|
|
|
:param fernet_token: token to unpack
|
|
:type fernet_token: string
|
|
:param fernet_keys: a list consisting of keys in the repository
|
|
:type fernet_keys: list
|
|
:returns: the token payload
|
|
"""
|
|
|
|
# create a list of fernet instances
|
|
fernet_instances = [fernet.Fernet(key) for key in fernet_keys]
|
|
# create a encryption/decryption object from the fernet keys
|
|
crypt = fernet.MultiFernet(fernet_instances)
|
|
|
|
# attempt to decode the token
|
|
token = _restore_padding(bytes(fernet_token))
|
|
serialized_payload = crypt.decrypt(token)
|
|
payload = msgpack.unpackb(serialized_payload)
|
|
|
|
# present token values
|
|
return payload
|
|
|
|
|
|
def retrieve_token_audit_id(fernet_token):
|
|
"""Attempt to retrieve the audit id from the fernet token.
|
|
|
|
:param fernet_token:
|
|
:param keys_repository:
|
|
:return: audit id in base64 encoded (without paddings)
|
|
"""
|
|
|
|
audit_id = None
|
|
fernet_keys = _get_fernet_keys()
|
|
LOG.info("fernet_keys: {}".format(fernet_keys))
|
|
|
|
if fernet_keys:
|
|
unpacked_token = _unpack_token(fernet_token, fernet_keys)
|
|
if unpacked_token:
|
|
audit_id = unpacked_token[-1][0]
|
|
audit_id = base64.urlsafe_b64encode(
|
|
audit_id.encode('utf-8')).rstrip(b'=').decode('utf-8')
|
|
|
|
return audit_id
|
|
|
|
|
|
def cleanup(environ):
|
|
"""Close any temp files that might have opened.
|
|
|
|
:param environ: a request environment
|
|
:return: None
|
|
"""
|
|
|
|
if 'webob._parsed_post_vars' in environ:
|
|
post_vars, body_file = environ['webob._parsed_post_vars']
|
|
# the content is copied into a BytesIO or temporary file
|
|
if not isinstance(body_file, bytes):
|
|
body_file.close()
|
|
for f in post_vars.keys():
|
|
item = post_vars[f]
|
|
if hasattr(item, 'file'):
|
|
item.file.close()
|