nova/nova/tests/unit/compute/test_keypairs.py

222 lines
9.0 KiB
Python

# Copyright 2013 OpenStack Foundation
# 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.
"""Tests for keypair API."""
from oslo.config import cfg
import six
from nova.compute import api as compute_api
from nova import context
from nova import db
from nova import exception
from nova.i18n import _
from nova import quota
from nova.tests.unit.compute import test_compute
from nova.tests.unit import fake_notifier
from nova.tests.unit.objects import test_keypair
CONF = cfg.CONF
QUOTAS = quota.QUOTAS
class KeypairAPITestCase(test_compute.BaseTestCase):
def setUp(self):
super(KeypairAPITestCase, self).setUp()
self.keypair_api = compute_api.KeypairAPI()
self.ctxt = context.RequestContext('fake', 'fake')
self._keypair_db_call_stubs()
self.existing_key_name = 'fake existing key name'
self.pub_key = ('ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDLnVkqJu9WVf'
'/5StU3JCrBR2r1s1j8K1tux+5XeSvdqaM8lMFNorzbY5iyoBbR'
'S56gy1jmm43QsMPJsrpfUZKcJpRENSe3OxIIwWXRoiapZe78u/'
'a9xKwj0avFYMcws9Rk9iAB7W4K1nEJbyCPl5lRBoyqeHBqrnnu'
'XWEgGxJCK0Ah6wcOzwlEiVjdf4kxzXrwPHyi7Ea1qvnNXTziF8'
'yYmUlH4C8UXfpTQckwSwpDyxZUc63P8q+vPbs3Q2kw+/7vvkCK'
'HJAXVI+oCiyMMfffoTq16M1xfV58JstgtTqAXG+ZFpicGajREU'
'E/E3hO5MGgcHmyzIrWHKpe1n3oEGuz')
self.fingerprint = '4e:48:c6:a0:4a:f9:dd:b5:4c:85:54:5a:af:43:47:5a'
self.key_destroyed = False
def _keypair_db_call_stubs(self):
def db_key_pair_get_all_by_user(context, user_id):
return [dict(test_keypair.fake_keypair,
name=self.existing_key_name,
public_key=self.pub_key,
fingerprint=self.fingerprint)]
def db_key_pair_create(context, keypair):
return dict(test_keypair.fake_keypair, **keypair)
def db_key_pair_destroy(context, user_id, name):
if name == self.existing_key_name:
self.key_destroyed = True
def db_key_pair_get(context, user_id, name):
if name == self.existing_key_name and not self.key_destroyed:
return dict(test_keypair.fake_keypair,
name=self.existing_key_name,
public_key=self.pub_key,
fingerprint=self.fingerprint)
else:
raise exception.KeypairNotFound(user_id=user_id, name=name)
self.stubs.Set(db, "key_pair_get_all_by_user",
db_key_pair_get_all_by_user)
self.stubs.Set(db, "key_pair_create",
db_key_pair_create)
self.stubs.Set(db, "key_pair_destroy",
db_key_pair_destroy)
self.stubs.Set(db, "key_pair_get",
db_key_pair_get)
def _check_notifications(self, action='create', key_name='foo'):
self.assertEqual(2, len(fake_notifier.NOTIFICATIONS))
n1 = fake_notifier.NOTIFICATIONS[0]
self.assertEqual('INFO', n1.priority)
self.assertEqual('keypair.%s.start' % action, n1.event_type)
self.assertEqual('api.%s' % CONF.host, n1.publisher_id)
self.assertEqual('fake', n1.payload['user_id'])
self.assertEqual('fake', n1.payload['tenant_id'])
self.assertEqual(key_name, n1.payload['key_name'])
n2 = fake_notifier.NOTIFICATIONS[1]
self.assertEqual('INFO', n2.priority)
self.assertEqual('keypair.%s.end' % action, n2.event_type)
self.assertEqual('api.%s' % CONF.host, n2.publisher_id)
self.assertEqual('fake', n2.payload['user_id'])
self.assertEqual('fake', n2.payload['tenant_id'])
self.assertEqual(key_name, n2.payload['key_name'])
class CreateImportSharedTestMixIn(object):
"""Tests shared between create and import_key.
Mix-in pattern is used here so that these `test_*` methods aren't picked
up by the test runner unless they are part of a 'concrete' test case.
"""
def assertKeyNameRaises(self, exc_class, expected_message, name):
func = getattr(self.keypair_api, self.func_name)
args = []
if self.func_name == 'import_key_pair':
args.append(self.pub_key)
exc = self.assertRaises(exc_class, func, self.ctxt, self.ctxt.user_id,
name, *args)
self.assertEqual(expected_message, six.text_type(exc))
def assertInvalidKeypair(self, expected_message, name):
msg = _('Keypair data is invalid: %s') % expected_message
self.assertKeyNameRaises(exception.InvalidKeypair, msg, name)
def test_name_too_short(self):
msg = _('Keypair name must be string and between 1 '
'and 255 characters long')
self.assertInvalidKeypair(msg, '')
def test_name_too_long(self):
msg = _('Keypair name must be string and between 1 '
'and 255 characters long')
self.assertInvalidKeypair(msg, 'x' * 256)
def test_invalid_chars(self):
msg = _("Keypair name contains unsafe characters")
self.assertInvalidKeypair(msg, '* BAD CHARACTERS! *')
def test_already_exists(self):
def db_key_pair_create_duplicate(context, keypair):
raise exception.KeyPairExists(key_name=keypair.get('name', ''))
self.stubs.Set(db, "key_pair_create", db_key_pair_create_duplicate)
msg = (_("Key pair '%(key_name)s' already exists.") %
{'key_name': self.existing_key_name})
self.assertKeyNameRaises(exception.KeyPairExists, msg,
self.existing_key_name)
def test_quota_limit(self):
def fake_quotas_count(self, context, resource, *args, **kwargs):
return CONF.quota_key_pairs
self.stubs.Set(QUOTAS, "count", fake_quotas_count)
msg = _("Maximum number of key pairs exceeded")
self.assertKeyNameRaises(exception.KeypairLimitExceeded, msg, 'foo')
class CreateKeypairTestCase(KeypairAPITestCase, CreateImportSharedTestMixIn):
func_name = 'create_key_pair'
def test_success(self):
keypair, private_key = self.keypair_api.create_key_pair(
self.ctxt, self.ctxt.user_id, 'foo')
self.assertEqual('foo', keypair['name'])
self._check_notifications()
class ImportKeypairTestCase(KeypairAPITestCase, CreateImportSharedTestMixIn):
func_name = 'import_key_pair'
def test_success(self):
keypair = self.keypair_api.import_key_pair(self.ctxt,
self.ctxt.user_id,
'foo',
self.pub_key)
self.assertEqual('foo', keypair['name'])
self.assertEqual(self.fingerprint, keypair['fingerprint'])
self.assertEqual(self.pub_key, keypair['public_key'])
self._check_notifications(action='import')
def test_bad_key_data(self):
exc = self.assertRaises(exception.InvalidKeypair,
self.keypair_api.import_key_pair,
self.ctxt, self.ctxt.user_id, 'foo',
'bad key data')
msg = u'Keypair data is invalid: failed to generate fingerprint'
self.assertEqual(msg, six.text_type(exc))
class GetKeypairTestCase(KeypairAPITestCase):
def test_success(self):
keypair = self.keypair_api.get_key_pair(self.ctxt,
self.ctxt.user_id,
self.existing_key_name)
self.assertEqual(self.existing_key_name, keypair['name'])
class GetKeypairsTestCase(KeypairAPITestCase):
def test_success(self):
keypairs = self.keypair_api.get_key_pairs(self.ctxt, self.ctxt.user_id)
self.assertEqual([self.existing_key_name],
[k['name'] for k in keypairs])
class DeleteKeypairTestCase(KeypairAPITestCase):
def test_success(self):
self.keypair_api.get_key_pair(self.ctxt, self.ctxt.user_id,
self.existing_key_name)
self.keypair_api.delete_key_pair(self.ctxt, self.ctxt.user_id,
self.existing_key_name)
self.assertRaises(exception.KeypairNotFound,
self.keypair_api.get_key_pair, self.ctxt, self.ctxt.user_id,
self.existing_key_name)
self._check_notifications(action='delete',
key_name=self.existing_key_name)