openstack/tempest-lib
Code Issues Proposed changes

Migrated auth.py and related unit tests from tempest

Browse Source 
Migrated auth.py, test_auth.py, fake_credentials.py, fake_identity.py,
fake_http.py from tempest, as well as the EndpointNotFound exception.

This migrates the above files from tempest. This latest Change-Ids of each file at
the time of this migration of each fare the following:

 * auth.py                              : If5a889be5826d60bf61dbb84661a5896cb094875
 * tests/test_auth.py             : Iedcd2fa7713409743b1b4b9f460481608796d491
 * tests/fake_credentials.py : If5a889be5826d60bf61dbb84661a5896cb094875
 * tests/fake_identity.py       : Ie405ba6a71d29258e99d2f0b68afb013a9619e9b
 * tests/fake_http.py            : I8f14cd2ca6afc38d3fe8ee758272071111022896

to see the commit history for these files refer to the above sha1s in the tempest repository

Change-Id: I073d728a2cbf2f6ddde0a8629cc53eccbe3d6d8f
This commit is contained in:
andreaf 2015-03-18 19:03:34 +00:00 committed by Matthew Treinish
parent ed27340650
commit 5e02b8b6e4
6 changed files with 1284 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

648
tempest_lib/auth.py Normal file
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@ -0,0 +1,648 @@
# Copyright 2014 Hewlett-Packard Development Company, L.P.
# All Rights Reserved.
#
# 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.
import abc
import copy
import datetime
import re
try:
import urllib.parse as urlparse
except ImportError:
import urlparse
from oslo_log import log as logging
import six
from tempest_lib import exceptions
from tempest_lib.services.identity.v2 import token_client as json_v2id
from tempest_lib.services.identity.v3 import token_client as json_v3id
LOG = logging.getLogger(__name__)
@six.add_metaclass(abc.ABCMeta)
class AuthProvider(object):
"""Provide authentication"""
def __init__(self, credentials):
"""Auth provider __init__
:param credentials: credentials for authentication
"""
if self.check_credentials(credentials):
self.credentials = credentials
else:
raise TypeError("Invalid credentials")
self.cache = None
self.alt_auth_data = None
self.alt_part = None
def __str__(self):
return "Creds :{creds}, cached auth data: {cache}".format(
creds=self.credentials, cache=self.cache)
@abc.abstractmethod
def _decorate_request(self, filters, method, url, headers=None, body=None,
auth_data=None):
"""Decorate request with authentication data"""
return
@abc.abstractmethod
def _get_auth(self):
return
@abc.abstractmethod
def _fill_credentials(self, auth_data_body):
return
def fill_credentials(self):
"""Fill credentials object with data from auth"""
auth_data = self.get_auth()
self._fill_credentials(auth_data[1])
return self.credentials
@classmethod
def check_credentials(cls, credentials):
"""Verify credentials are valid."""
return isinstance(credentials, Credentials) and credentials.is_valid()
@property
def auth_data(self):
return self.get_auth()
@auth_data.deleter
def auth_data(self):
self.clear_auth()
def get_auth(self):
"""Returns auth from cache if available, else auth first"""
if self.cache is None or self.is_expired(self.cache):
self.set_auth()
return self.cache
def set_auth(self):
"""Forces setting auth.
Forces setting auth, ignores cache if it exists.
Refills credentials
"""
self.cache = self._get_auth()
self._fill_credentials(self.cache[1])
def clear_auth(self):
"""Clear access cache
Can be called to clear the access cache so that next request
will fetch a new token and base_url.
"""
self.cache = None
self.credentials.reset()
@abc.abstractmethod
def is_expired(self, auth_data):
return
def auth_request(self, method, url, headers=None, body=None, filters=None):
"""Obtains auth data and decorates a request with that.
:param method: HTTP method of the request
:param url: relative URL of the request (path)
:param headers: HTTP headers of the request
:param body: HTTP body in case of POST / PUT
:param filters: select a base URL out of the catalog
:returns a Tuple (url, headers, body)
"""
orig_req = dict(url=url, headers=headers, body=body)
auth_url, auth_headers, auth_body = self._decorate_request(
filters, method, url, headers, body)
auth_req = dict(url=auth_url, headers=auth_headers, body=auth_body)
# Overwrite part if the request if it has been requested
if self.alt_part is not None:
if self.alt_auth_data is not None:
alt_url, alt_headers, alt_body = self._decorate_request(
filters, method, url, headers, body,
auth_data=self.alt_auth_data)
alt_auth_req = dict(url=alt_url, headers=alt_headers,
body=alt_body)
auth_req[self.alt_part] = alt_auth_req[self.alt_part]
else:
# If alt auth data is None, skip auth in the requested part
auth_req[self.alt_part] = orig_req[self.alt_part]
# Next auth request will be normal, unless otherwise requested
self.reset_alt_auth_data()
return auth_req['url'], auth_req['headers'], auth_req['body']
def reset_alt_auth_data(self):
"""Configure auth provider to provide valid authentication data"""
self.alt_part = None
self.alt_auth_data = None
def set_alt_auth_data(self, request_part, auth_data):
"""Alternate auth data on next request
Configure auth provider to provide alt authentication data
on a part of the *next* auth_request. If credentials are None,
set invalid data.
:param request_part: request part to contain invalid auth: url,
headers, body
:param auth_data: alternative auth_data from which to get the
invalid data to be injected
"""
self.alt_part = request_part
self.alt_auth_data = auth_data
@abc.abstractmethod
def base_url(self, filters, auth_data=None):
"""Extracts the base_url based on provided filters"""
return
class KeystoneAuthProvider(AuthProvider):
token_expiry_threshold = datetime.timedelta(seconds=60)
def __init__(self, credentials, auth_url,
disable_ssl_certificate_validation=None,
ca_certs=None, trace_requests=None):
super(KeystoneAuthProvider, self).__init__(credentials)
self.dsvm = disable_ssl_certificate_validation
self.ca_certs = ca_certs
self.trace_requests = trace_requests
self.auth_client = self._auth_client(auth_url)
def _decorate_request(self, filters, method, url, headers=None, body=None,
auth_data=None):
if auth_data is None:
auth_data = self.auth_data
token, _ = auth_data
base_url = self.base_url(filters=filters, auth_data=auth_data)
# build authenticated request
# returns new request, it does not touch the original values
_headers = copy.deepcopy(headers) if headers is not None else {}
_headers['X-Auth-Token'] = str(token)
if url is None or url == "":
_url = base_url
else:
# Join base URL and url, and remove multiple contiguous slashes
_url = "/".join([base_url, url])
parts = [x for x in urlparse.urlparse(_url)]
parts[2] = re.sub("/{2,}", "/", parts[2])
_url = urlparse.urlunparse(parts)
# no change to method or body
return str(_url), _headers, body
@abc.abstractmethod
def _auth_client(self):
return
@abc.abstractmethod
def _auth_params(self):
return
def _get_auth(self):
# Bypasses the cache
auth_func = getattr(self.auth_client, 'get_token')
auth_params = self._auth_params()
# returns token, auth_data
token, auth_data = auth_func(**auth_params)
return token, auth_data
def get_token(self):
return self.auth_data[0]
class KeystoneV2AuthProvider(KeystoneAuthProvider):
EXPIRY_DATE_FORMAT = '%Y-%m-%dT%H:%M:%SZ'
def _auth_client(self, auth_url):
return json_v2id.TokenClientJSON(
auth_url, disable_ssl_certificate_validation=self.dsvm,
ca_certs=self.ca_certs, trace_requests=self.trace_requests)
def _auth_params(self):
return dict(
user=self.credentials.username,
password=self.credentials.password,
tenant=self.credentials.tenant_name,
auth_data=True)
def _fill_credentials(self, auth_data_body):
tenant = auth_data_body['token']['tenant']
user = auth_data_body['user']
if self.credentials.tenant_name is None:
self.credentials.tenant_name = tenant['name']
if self.credentials.tenant_id is None:
self.credentials.tenant_id = tenant['id']
if self.credentials.username is None:
self.credentials.username = user['name']
if self.credentials.user_id is None:
self.credentials.user_id = user['id']
def base_url(self, filters, auth_data=None):
"""Base URL from catalog
Filters can be:
- service: compute, image, etc
- region: the service region
- endpoint_type: adminURL, publicURL, internalURL
- api_version: replace catalog version with this
- skip_path: take just the base URL
"""
if auth_data is None:
auth_data = self.auth_data
token, _auth_data = auth_data
service = filters.get('service')
region = filters.get('region')
endpoint_type = filters.get('endpoint_type', 'publicURL')
if service is None:
raise exceptions.EndpointNotFound("No service provided")
_base_url = None
for ep in _auth_data['serviceCatalog']:
if ep["type"] == service:
for _ep in ep['endpoints']:
if region is not None and _ep['region'] == region:
_base_url = _ep.get(endpoint_type)
if not _base_url:
# No region matching, use the first
_base_url = ep['endpoints'][0].get(endpoint_type)
break
if _base_url is None:
raise exceptions.EndpointNotFound(service)
parts = urlparse.urlparse(_base_url)
if filters.get('api_version', None) is not None:
path = "/" + filters['api_version']
noversion_path = "/".join(parts.path.split("/")[2:])
if noversion_path != "":
path += "/" + noversion_path
_base_url = _base_url.replace(parts.path, path)
if filters.get('skip_path', None) is not None and parts.path != '':
_base_url = _base_url.replace(parts.path, "/")
return _base_url
def is_expired(self, auth_data):
_, access = auth_data
expiry = datetime.datetime.strptime(access['token']['expires'],
self.EXPIRY_DATE_FORMAT)
return (expiry - self.token_expiry_threshold <=
datetime.datetime.utcnow())
class KeystoneV3AuthProvider(KeystoneAuthProvider):
EXPIRY_DATE_FORMAT = '%Y-%m-%dT%H:%M:%S.%fZ'
def _auth_client(self, auth_url):
return json_v3id.V3TokenClientJSON(
auth_url, disable_ssl_certificate_validation=self.dsvm,
ca_certs=self.ca_certs, trace_requests=self.trace_requests)
def _auth_params(self):
return dict(
user_id=self.credentials.user_id,
username=self.credentials.username,
password=self.credentials.password,
project_id=self.credentials.project_id,
project_name=self.credentials.project_name,
user_domain_id=self.credentials.user_domain_id,
user_domain_name=self.credentials.user_domain_name,
project_domain_id=self.credentials.project_domain_id,
project_domain_name=self.credentials.project_domain_name,
domain_id=self.credentials.domain_id,
domain_name=self.credentials.domain_name,
auth_data=True)
def _fill_credentials(self, auth_data_body):
# project or domain, depending on the scope
project = auth_data_body.get('project', None)
domain = auth_data_body.get('domain', None)
# user is always there
user = auth_data_body['user']
# Set project fields
if project is not None:
if self.credentials.project_name is None:
self.credentials.project_name = project['name']
if self.credentials.project_id is None:
self.credentials.project_id = project['id']
if self.credentials.project_domain_id is None:
self.credentials.project_domain_id = project['domain']['id']
if self.credentials.project_domain_name is None:
self.credentials.project_domain_name = (
project['domain']['name'])
# Set domain fields
if domain is not None:
if self.credentials.domain_id is None:
self.credentials.domain_id = domain['id']
if self.credentials.domain_name is None:
self.credentials.domain_name = domain['name']
# Set user fields
if self.credentials.username is None:
self.credentials.username = user['name']
if self.credentials.user_id is None:
self.credentials.user_id = user['id']
if self.credentials.user_domain_id is None:
self.credentials.user_domain_id = user['domain']['id']
if self.credentials.user_domain_name is None:
self.credentials.user_domain_name = user['domain']['name']
def base_url(self, filters, auth_data=None):
"""Base URL from catalog
Filters can be:
- service: compute, image, etc
- region: the service region
- endpoint_type: adminURL, publicURL, internalURL
- api_version: replace catalog version with this
- skip_path: take just the base URL
"""
if auth_data is None:
auth_data = self.auth_data
token, _auth_data = auth_data
service = filters.get('service')
region = filters.get('region')
endpoint_type = filters.get('endpoint_type', 'public')
if service is None:
raise exceptions.EndpointNotFound("No service provided")
if 'URL' in endpoint_type:
endpoint_type = endpoint_type.replace('URL', '')
_base_url = None
catalog = _auth_data['catalog']
# Select entries with matching service type
service_catalog = [ep for ep in catalog if ep['type'] == service]
if len(service_catalog) > 0:
service_catalog = service_catalog[0]['endpoints']
else:
# No matching service
raise exceptions.EndpointNotFound(service)
# Filter by endpoint type (interface)
filtered_catalog = [ep for ep in service_catalog if
ep['interface'] == endpoint_type]
if len(filtered_catalog) == 0:
# No matching type, keep all and try matching by region at least
filtered_catalog = service_catalog
# Filter by region
filtered_catalog = [ep for ep in filtered_catalog if
ep['region'] == region]
if len(filtered_catalog) == 0:
# No matching region, take the first endpoint
filtered_catalog = [service_catalog[0]]
# There should be only one match. If not take the first.
_base_url = filtered_catalog[0].get('url', None)
if _base_url is None:
raise exceptions.EndpointNotFound(service)
parts = urlparse.urlparse(_base_url)
if filters.get('api_version', None) is not None:
path = "/" + filters['api_version']
noversion_path = "/".join(parts.path.split("/")[2:])
if noversion_path != "":
path += "/" + noversion_path
_base_url = _base_url.replace(parts.path, path)
if filters.get('skip_path', None) is not None:
_base_url = _base_url.replace(parts.path, "/")
return _base_url
def is_expired(self, auth_data):
_, access = auth_data
expiry = datetime.datetime.strptime(access['expires_at'],
self.EXPIRY_DATE_FORMAT)
return (expiry - self.token_expiry_threshold <=
datetime.datetime.utcnow())
def is_identity_version_supported(identity_version):
return identity_version in IDENTITY_VERSION
def get_credentials(auth_url, fill_in=True, identity_version='v2',
disable_ssl_certificate_validation=None, ca_certs=None,
trace_requests=None, **kwargs):
"""Builds a credentials object based on the configured auth_version
:param auth_url (string): Full URI of the OpenStack Identity API(Keystone)
which is used to fetch the token from Identity service.
:param fill_in (boolean): obtain a token and fill in all credential
details provided by the identity service. When fill_in is not
specified, credentials are not validated. Validation can be invoked
by invoking ``is_valid()``
:param identity_version (string): identity API version is used to
select the matching auth provider and credentials class
:param disable_ssl_certificate_validation: whether to enforce SSL
certificate validation in SSL API requests to the auth system
:param ca_certs: CA certificate bundle for validation of certificates
in SSL API requests to the auth system
:param trace_requests: trace in log API requests to the auth system
:param kwargs (dict): Dict of credential key/value pairs
Examples:
Returns credentials from the provided parameters:
>>> get_credentials(username='foo', password='bar')
Returns credentials including IDs:
>>> get_credentials(username='foo', password='bar', fill_in=True)
"""
if not is_identity_version_supported(identity_version):
raise exceptions.InvalidIdentityVersion(
identity_version=identity_version)
credential_class, auth_provider_class = IDENTITY_VERSION.get(
identity_version)
creds = credential_class(**kwargs)
# Fill in the credentials fields that were not specified
if fill_in:
dsvm = disable_ssl_certificate_validation
auth_provider = auth_provider_class(
creds, auth_url, disable_ssl_certificate_validation=dsvm,
ca_certs=ca_certs, trace_requests=trace_requests)
creds = auth_provider.fill_credentials()
return creds
class Credentials(object):
"""Set of credentials for accessing OpenStack services
ATTRIBUTES: list of valid class attributes representing credentials.
"""
ATTRIBUTES = []
def __init__(self, **kwargs):
"""Enforce the available attributes at init time (only).
Additional attributes can still be set afterwards if tests need
to do so.
"""
self._initial = kwargs
self._apply_credentials(kwargs)
def _apply_credentials(self, attr):
for key in attr.keys():
if key in self.ATTRIBUTES:
setattr(self, key, attr[key])
else:
raise exceptions.InvalidCredentials
def __str__(self):
"""Represent only attributes included in self.ATTRIBUTES"""
_repr = dict((k, getattr(self, k)) for k in self.ATTRIBUTES)
return str(_repr)
def __eq__(self, other):
"""Credentials are equal if attributes in self.ATTRIBUTES are equal"""
return str(self) == str(other)
def __getattr__(self, key):
# If an attribute is set, __getattr__ is not invoked
# If an attribute is not set, and it is a known one, return None
if key in self.ATTRIBUTES:
return None
else:
raise AttributeError
def __delitem__(self, key):
# For backwards compatibility, support dict behaviour
if key in self.ATTRIBUTES:
delattr(self, key)
else:
raise AttributeError
def get(self, item, default):
# In this patch act as dict for backward compatibility
try:
return getattr(self, item)
except AttributeError:
return default
def get_init_attributes(self):
return self._initial.keys()
def is_valid(self):
raise NotImplementedError
def reset(self):
# First delete all known attributes
for key in self.ATTRIBUTES:
if getattr(self, key) is not None:
delattr(self, key)
# Then re-apply initial setup
self._apply_credentials(self._initial)
class KeystoneV2Credentials(Credentials):
ATTRIBUTES = ['username', 'password', 'tenant_name', 'user_id',
'tenant_id']
def is_valid(self):
"""Check of credentials (no API call)
Minimum set of valid credentials, are username and password.
Tenant is optional.
"""
return None not in (self.username, self.password)
class KeystoneV3Credentials(Credentials):
"""Credentials suitable for the Keystone Identity V3 API"""
ATTRIBUTES = ['domain_id', 'domain_name', 'password', 'username',
'project_domain_id', 'project_domain_name', 'project_id',
'project_name', 'tenant_id', 'tenant_name', 'user_domain_id',
'user_domain_name', 'user_id']
def __setattr__(self, key, value):
parent = super(KeystoneV3Credentials, self)
# for tenant_* set both project and tenant
if key == 'tenant_id':
parent.__setattr__('project_id', value)
elif key == 'tenant_name':
parent.__setattr__('project_name', value)
# for project_* set both project and tenant
if key == 'project_id':
parent.__setattr__('tenant_id', value)
elif key == 'project_name':
parent.__setattr__('tenant_name', value)
# for *_domain_* set both user and project if not set yet
if key == 'user_domain_id':
if self.project_domain_id is None:
parent.__setattr__('project_domain_id', value)
if key == 'project_domain_id':
if self.user_domain_id is None:
parent.__setattr__('user_domain_id', value)
if key == 'user_domain_name':
if self.project_domain_name is None:
parent.__setattr__('project_domain_name', value)
if key == 'project_domain_name':
if self.user_domain_name is None:
parent.__setattr__('user_domain_name', value)
# support domain_name coming from config
if key == 'domain_name':
parent.__setattr__('user_domain_name', value)
parent.__setattr__('project_domain_name', value)
# finally trigger default behaviour for all attributes
parent.__setattr__(key, value)
def is_valid(self):
"""Check of credentials (no API call)
Valid combinations of v3 credentials (excluding token, scope)
- User id, password (optional domain)
- User name, password and its domain id/name
For the scope, valid combinations are:
- None
- Project id (optional domain)
- Project name and its domain id/name
- Domain id
- Domain name
"""
valid_user_domain = any(
[self.user_domain_id is not None,
self.user_domain_name is not None])
valid_project_domain = any(
[self.project_domain_id is not None,
self.project_domain_name is not None])
valid_user = any(
[self.user_id is not None,
self.username is not None and valid_user_domain])
valid_project_scope = any(
[self.project_name is None and self.project_id is None,
self.project_id is not None,
self.project_name is not None and valid_project_domain])
valid_domain_scope = any(
[self.domain_id is None and self.domain_name is None,
self.domain_id or self.domain_name])
return all([self.password is not None,
valid_user,
valid_project_scope and valid_domain_scope])
IDENTITY_VERSION = {'v2': (KeystoneV2Credentials, KeystoneV2AuthProvider),
'v3': (KeystoneV3Credentials, KeystoneV3AuthProvider)}

6
tempest_lib/exceptions.py
View File

@ -146,4 +146,8 @@ class CommandFailed(Exception):
class IdentityError(TempestException):
message = "Got identity error"
message = "Got identity error"
class EndpointNotFound(TempestException):
message = "Endpoint not found"

59
tempest_lib/tests/fake_credentials.py Normal file
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@ -0,0 +1,59 @@
# Copyright 2014 Hewlett-Packard Development Company, L.P.
# All Rights Reserved.
#
# 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 tempest_lib import auth
class FakeCredentials(auth.Credentials):
def is_valid(self):
return True
class FakeKeystoneV2Credentials(auth.KeystoneV2Credentials):
def __init__(self):
creds = dict(
username='fake_username',
password='fake_password',
tenant_name='fake_tenant_name'
)
super(FakeKeystoneV2Credentials, self).__init__(**creds)
class FakeKeystoneV3Credentials(auth.KeystoneV3Credentials):
"""Fake credentials suitable for the Keystone Identity V3 API"""
def __init__(self):
creds = dict(
username='fake_username',
password='fake_password',
user_domain_name='fake_domain_name',
project_name='fake_tenant_name',
project_domain_name='fake_domain_name'
)
super(FakeKeystoneV3Credentials, self).__init__(**creds)
class FakeKeystoneV3DomainCredentials(auth.KeystoneV3Credentials):
"""Fake credentials for the Keystone Identity V3 API, with no scope"""
def __init__(self):
creds = dict(
username='fake_username',
password='fake_password',
user_domain_name='fake_domain_name'
)
super(FakeKeystoneV3DomainCredentials, self).__init__(**creds)

2
tempest_lib/tests/fake_http.py
View File

@ -50,7 +50,7 @@ class fake_httplib2(object):
class fake_httplib(object):
def __init__(self, headers, body=None,
version=1.0, status=200, reason="Ok"):
"""fake_httplib for tests
"""Fake httplib implementation
:param headers: dict representing HTTP response headers
:param body: file-like object

164
tempest_lib/tests/fake_identity.py Normal file
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@ -0,0 +1,164 @@
# Copyright 2014 IBM Corp.
# All Rights Reserved.
#
# 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.
import json
import httplib2
FAKE_AUTH_URL = 'http://fake_uri.com/auth'
TOKEN = "fake_token"
ALT_TOKEN = "alt_fake_token"
# Fake Identity v2 constants
COMPUTE_ENDPOINTS_V2 = {
"endpoints": [
{
"adminURL": "http://fake_url/v2/first_endpoint/admin",
"region": "NoMatchRegion",
"internalURL": "http://fake_url/v2/first_endpoint/internal",
"publicURL": "http://fake_url/v2/first_endpoint/public"
},
{
"adminURL": "http://fake_url/v2/second_endpoint/admin",
"region": "FakeRegion",
"internalURL": "http://fake_url/v2/second_endpoint/internal",
"publicURL": "http://fake_url/v2/second_endpoint/public"
},
],
"type": "compute",
"name": "nova"
}
CATALOG_V2 = [COMPUTE_ENDPOINTS_V2, ]
ALT_IDENTITY_V2_RESPONSE = {
"access": {
"token": {
"expires": "2020-01-01T00:00:10Z",
"id": ALT_TOKEN,
"tenant": {
"id": "fake_tenant_id"
},
},
"user": {
"id": "fake_user_id",
},
"serviceCatalog": CATALOG_V2,
},
}
IDENTITY_V2_RESPONSE = {
"access": {
"token": {
"expires": "2020-01-01T00:00:10Z",
"id": TOKEN,
"tenant": {
"id": "fake_tenant_id"
},
},
"user": {
"id": "fake_user_id",
},
"serviceCatalog": CATALOG_V2,
},
}
# Fake Identity V3 constants
COMPUTE_ENDPOINTS_V3 = {
"endpoints": [
{
"id": "first_compute_fake_service",
"interface": "public",
"region": "NoMatchRegion",
"url": "http://fake_url/v3/first_endpoint/api"
},
{
"id": "second_fake_service",
"interface": "public",
"region": "FakeRegion",
"url": "http://fake_url/v3/second_endpoint/api"
},
{
"id": "third_fake_service",
"interface": "admin",
"region": "MiddleEarthRegion",
"url": "http://fake_url/v3/third_endpoint/api"
}
],
"type": "compute",
"id": "fake_compute_endpoint"
}
CATALOG_V3 = [COMPUTE_ENDPOINTS_V3, ]
IDENTITY_V3_RESPONSE = {
"token": {
"methods": [
"token",
"password"
],
"expires_at": "2020-01-01T00:00:10.000123Z",
"project": {
"domain": {
"id": "fake_domain_id",
"name": "fake"
},
"id": "project_id",
"name": "project_name"
},
"user": {
"domain": {
"id": "fake_domain_id",
"name": "domain_name"
},
"id": "fake_user_id",
"name": "username"
},
"issued_at": "2013-05-29T16:55:21.468960Z",
"catalog": CATALOG_V3
}
}
ALT_IDENTITY_V3 = IDENTITY_V3_RESPONSE
def _fake_v3_response(self, uri, method="GET", body=None, headers=None,
redirections=5, connection_type=None):
fake_headers = {
"status": "201",
"x-subject-token": TOKEN
}
return (httplib2.Response(fake_headers),
json.dumps(IDENTITY_V3_RESPONSE))
def _fake_v2_response(self, uri, method="GET", body=None, headers=None,
redirections=5, connection_type=None):
return (httplib2.Response({"status": "200"}),
json.dumps(IDENTITY_V2_RESPONSE))
def _fake_auth_failure_response():
# the response body isn't really used in this case, but lets send it anyway
# to have a safe check in some future change on the rest client.
body = {
"unauthorized": {
"message": "Unauthorized",
"code": "401"
}
}
return httplib2.Response({"status": "401"}), json.dumps(body)

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tempest_lib/tests/test_auth.py Normal file
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@ -0,0 +1,407 @@
# Copyright 2014 IBM Corp.
# All Rights Reserved.
#
# 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.
import copy
import datetime
from oslotest import mockpatch
from tempest_lib import auth
from tempest_lib import exceptions
from tempest_lib.services.identity.v2 import token_client as v2_client
from tempest_lib.services.identity.v3 import token_client as v3_client
from tempest_lib.tests import base
from tempest_lib.tests import fake_credentials
from tempest_lib.tests import fake_http
from tempest_lib.tests import fake_identity
def fake_get_credentials(fill_in=True, identity_version='v2', **kwargs):
return fake_credentials.FakeCredentials()
class BaseAuthTestsSetUp(base.TestCase):
_auth_provider_class = None
credentials = fake_credentials.FakeCredentials()
def _auth(self, credentials, auth_url, **params):
"""returns auth method according to keystone"""
return self._auth_provider_class(credentials, auth_url, **params)
def setUp(self):
super(BaseAuthTestsSetUp, self).setUp()
self.fake_http = fake_http.fake_httplib2(return_type=200)
self.stubs.Set(auth, 'get_credentials', fake_get_credentials)
self.auth_provider = self._auth(self.credentials,
fake_identity.FAKE_AUTH_URL)
class TestBaseAuthProvider(BaseAuthTestsSetUp):
"""Tests for base AuthProvider
This tests auth.AuthProvider class which is base for the other so we
obviously don't test not implemented method or the ones which strongly
depends on them.
"""
class FakeAuthProviderImpl(auth.AuthProvider):
def _decorate_request(self):
pass
def _fill_credentials(self):
pass
def _get_auth(self):
pass
def base_url(self):
pass
def is_expired(self):
pass
_auth_provider_class = FakeAuthProviderImpl
def _auth(self, credentials, auth_url, **params):
"""returns auth method according to keystone"""
return self._auth_provider_class(credentials, **params)
def test_check_credentials_bad_type(self):
self.assertFalse(self.auth_provider.check_credentials([]))
def test_auth_data_property_when_cache_exists(self):
self.auth_provider.cache = 'foo'
self.useFixture(mockpatch.PatchObject(self.auth_provider,
'is_expired',
return_value=False))
self.assertEqual('foo', getattr(self.auth_provider, 'auth_data'))
def test_delete_auth_data_property_through_deleter(self):
self.auth_provider.cache = 'foo'
del self.auth_provider.auth_data
self.assertIsNone(self.auth_provider.cache)
def test_delete_auth_data_property_through_clear_auth(self):
self.auth_provider.cache = 'foo'
self.auth_provider.clear_auth()
self.assertIsNone(self.auth_provider.cache)
def test_set_and_reset_alt_auth_data(self):
self.auth_provider.set_alt_auth_data('foo', 'bar')
self.assertEqual(self.auth_provider.alt_part, 'foo')
self.assertEqual(self.auth_provider.alt_auth_data, 'bar')
self.auth_provider.reset_alt_auth_data()
self.assertIsNone(self.auth_provider.alt_part)
self.assertIsNone(self.auth_provider.alt_auth_data)
def test_auth_class(self):
self.assertRaises(TypeError,
auth.AuthProvider,
fake_credentials.FakeCredentials)
class TestKeystoneV2AuthProvider(BaseAuthTestsSetUp):
_endpoints = fake_identity.IDENTITY_V2_RESPONSE['access']['serviceCatalog']
_auth_provider_class = auth.KeystoneV2AuthProvider
credentials = fake_credentials.FakeKeystoneV2Credentials()
def setUp(self):
super(TestKeystoneV2AuthProvider, self).setUp()
self.stubs.Set(v2_client.TokenClientJSON, 'raw_request',
fake_identity._fake_v2_response)
self.target_url = 'test_api'
def _get_fake_alt_identity(self):
return fake_identity.ALT_IDENTITY_V2_RESPONSE['access']
def _get_result_url_from_endpoint(self, ep, endpoint_type='publicURL',
replacement=None):
if replacement:
return ep[endpoint_type].replace('v2', replacement)
return ep[endpoint_type]
def _get_token_from_fake_identity(self):
return fake_identity.TOKEN
def _get_from_fake_identity(self, attr):
access = fake_identity.IDENTITY_V2_RESPONSE['access']
if attr == 'user_id':
return access['user']['id']
elif attr == 'tenant_id':
return access['token']['tenant']['id']
def _test_request_helper(self, filters, expected):
url, headers, body = self.auth_provider.auth_request('GET',
self.target_url,
filters=filters)
self.assertEqual(expected['url'], url)
self.assertEqual(expected['token'], headers['X-Auth-Token'])
self.assertEqual(expected['body'], body)
def _auth_data_with_expiry(self, date_as_string):
token, access = self.auth_provider.auth_data
access['token']['expires'] = date_as_string
return token, access
def test_request(self):
filters = {
'service': 'compute',
'endpoint_type': 'publicURL',
'region': 'FakeRegion'
}
url = self._get_result_url_from_endpoint(
self._endpoints[0]['endpoints'][1]) + '/' + self.target_url
expected = {
'body': None,
'url': url,
'token': self._get_token_from_fake_identity(),
}
self._test_request_helper(filters, expected)
def test_request_with_alt_auth_cleans_alt(self):
self.auth_provider.set_alt_auth_data(
'body',
(fake_identity.ALT_TOKEN, self._get_fake_alt_identity()))
self.test_request()
# Assert alt auth data is clear after it
self.assertIsNone(self.auth_provider.alt_part)
self.assertIsNone(self.auth_provider.alt_auth_data)
def test_request_with_alt_part_without_alt_data(self):
"""Test empty alternate auth data
Assert that when alt_part is defined, the corresponding original
request element is kept the same.
"""
filters = {
'service': 'compute',
'endpoint_type': 'publicURL',
'region': 'fakeRegion'
}
self.auth_provider.set_alt_auth_data('url', None)
url, headers, body = self.auth_provider.auth_request('GET',
self.target_url,
filters=filters)
self.assertEqual(url, self.target_url)
self.assertEqual(self._get_token_from_fake_identity(),
headers['X-Auth-Token'])
self.assertEqual(body, None)
def test_request_with_bad_service(self):
filters = {
'service': 'BAD_SERVICE',
'endpoint_type': 'publicURL',
'region': 'fakeRegion'
}
self.assertRaises(exceptions.EndpointNotFound,
self.auth_provider.auth_request, 'GET',
self.target_url, filters=filters)
def test_request_without_service(self):
filters = {
'service': None,
'endpoint_type': 'publicURL',
'region': 'fakeRegion'
}
self.assertRaises(exceptions.EndpointNotFound,
self.auth_provider.auth_request, 'GET',
self.target_url, filters=filters)
def test_check_credentials_missing_attribute(self):
for attr in ['username', 'password']:
cred = copy.copy(self.credentials)
del cred[attr]
self.assertFalse(self.auth_provider.check_credentials(cred))
def test_fill_credentials(self):
self.auth_provider.fill_credentials()
creds = self.auth_provider.credentials
for attr in ['user_id', 'tenant_id']:
self.assertEqual(self._get_from_fake_identity(attr),
getattr(creds, attr))
def _test_base_url_helper(self, expected_url, filters,
auth_data=None):
url = self.auth_provider.base_url(filters, auth_data)
self.assertEqual(url, expected_url)
def test_base_url(self):
self.filters = {
'service': 'compute',
'endpoint_type': 'publicURL',
'region': 'FakeRegion'
}
expected = self._get_result_url_from_endpoint(
self._endpoints[0]['endpoints'][1])
self._test_base_url_helper(expected, self.filters)
def test_base_url_to_get_admin_endpoint(self):
self.filters = {
'service': 'compute',
'endpoint_type': 'adminURL',
'region': 'FakeRegion'
}
expected = self._get_result_url_from_endpoint(
self._endpoints[0]['endpoints'][1], endpoint_type='adminURL')
self._test_base_url_helper(expected, self.filters)
def test_base_url_unknown_region(self):
"""If the region is unknown, the first endpoint is returned."""
self.filters = {
'service': 'compute',
'endpoint_type': 'publicURL',
'region': 'AintNoBodyKnowThisRegion'
}
expected = self._get_result_url_from_endpoint(
self._endpoints[0]['endpoints'][0])
self._test_base_url_helper(expected, self.filters)
def test_base_url_with_non_existent_service(self):
self.filters = {
'service': 'BAD_SERVICE',
'endpoint_type': 'publicURL',
'region': 'FakeRegion'
}
self.assertRaises(exceptions.EndpointNotFound,
self._test_base_url_helper, None, self.filters)
def test_base_url_without_service(self):
self.filters = {
'endpoint_type': 'publicURL',
'region': 'FakeRegion'
}
self.assertRaises(exceptions.EndpointNotFound,
self._test_base_url_helper, None, self.filters)
def test_base_url_with_api_version_filter(self):
self.filters = {
'service': 'compute',
'endpoint_type': 'publicURL',
'region': 'FakeRegion',
'api_version': 'v12'
}
expected = self._get_result_url_from_endpoint(
self._endpoints[0]['endpoints'][1], replacement='v12')
self._test_base_url_helper(expected, self.filters)
def test_base_url_with_skip_path_filter(self):
self.filters = {
'service': 'compute',
'endpoint_type': 'publicURL',
'region': 'FakeRegion',
'skip_path': True
}
expected = 'http://fake_url/'
self._test_base_url_helper(expected, self.filters)
def test_token_not_expired(self):
expiry_data = datetime.datetime.utcnow() + datetime.timedelta(days=1)
auth_data = self._auth_data_with_expiry(
expiry_data.strftime(self.auth_provider.EXPIRY_DATE_FORMAT))
self.assertFalse(self.auth_provider.is_expired(auth_data))
def test_token_expired(self):
expiry_data = datetime.datetime.utcnow() - datetime.timedelta(hours=1)
auth_data = self._auth_data_with_expiry(
expiry_data.strftime(self.auth_provider.EXPIRY_DATE_FORMAT))
self.assertTrue(self.auth_provider.is_expired(auth_data))
def test_token_not_expired_to_be_renewed(self):
expiry_data = (datetime.datetime.utcnow() +
self.auth_provider.token_expiry_threshold / 2)
auth_data = self._auth_data_with_expiry(
expiry_data.strftime(self.auth_provider.EXPIRY_DATE_FORMAT))
self.assertTrue(self.auth_provider.is_expired(auth_data))
class TestKeystoneV3AuthProvider(TestKeystoneV2AuthProvider):
_endpoints = fake_identity.IDENTITY_V3_RESPONSE['token']['catalog']
_auth_provider_class = auth.KeystoneV3AuthProvider
credentials = fake_credentials.FakeKeystoneV3Credentials()
def setUp(self):
super(TestKeystoneV3AuthProvider, self).setUp()
self.stubs.Set(v3_client.V3TokenClientJSON, 'raw_request',
fake_identity._fake_v3_response)
def _get_fake_alt_identity(self):
return fake_identity.ALT_IDENTITY_V3['token']
def _get_result_url_from_endpoint(self, ep, replacement=None):
if replacement:
return ep['url'].replace('v3', replacement)
return ep['url']
def _auth_data_with_expiry(self, date_as_string):
token, access = self.auth_provider.auth_data
access['expires_at'] = date_as_string
return token, access
def _get_from_fake_identity(self, attr):
token = fake_identity.IDENTITY_V3_RESPONSE['token']
if attr == 'user_id':
return token['user']['id']
elif attr == 'project_id':
return token['project']['id']
elif attr == 'user_domain_id':
return token['user']['domain']['id']
elif attr == 'project_domain_id':
return token['project']['domain']['id']
def test_check_credentials_missing_attribute(self):
# reset credentials to fresh ones
self.credentials.reset()
for attr in ['username', 'password', 'user_domain_name',
'project_domain_name']:
cred = copy.copy(self.credentials)
del cred[attr]
self.assertFalse(self.auth_provider.check_credentials(cred),
"Credentials should be invalid without %s" % attr)
def test_check_domain_credentials_missing_attribute(self):
# reset credentials to fresh ones
self.credentials.reset()
domain_creds = fake_credentials.FakeKeystoneV3DomainCredentials()
for attr in ['username', 'password', 'user_domain_name']:
cred = copy.copy(domain_creds)
del cred[attr]
self.assertFalse(self.auth_provider.check_credentials(cred),
"Credentials should be invalid without %s" % attr)
def test_fill_credentials(self):
self.auth_provider.fill_credentials()
creds = self.auth_provider.credentials
for attr in ['user_id', 'project_id', 'user_domain_id',
'project_domain_id']:
self.assertEqual(self._get_from_fake_identity(attr),
getattr(creds, attr))
# Overwrites v2 test
def test_base_url_to_get_admin_endpoint(self):
self.filters = {
'service': 'compute',
'endpoint_type': 'admin',
'region': 'MiddleEarthRegion'
}
expected = self._get_result_url_from_endpoint(
self._endpoints[0]['endpoints'][2])
self._test_base_url_helper(expected, self.filters)