openstack
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glance
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glance/glance/tests/unit/test_store_location.py

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# Copyright 2011-2013 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.
import mock
from glance.common import exception
from glance import context
import glance.store
import glance.store.filesystem
import glance.store.http
import glance.store.location as location
import glance.store.s3
import glance.store.swift
import glance.store.vmware_datastore
from glance.tests.unit import base
class TestStoreLocation(base.StoreClearingUnitTest):
def setUp(self):
self.config(default_store='file')
super(TestStoreLocation, self).setUp()
def test_get_location_from_uri_back_to_uri(self):
"""
Test that for various URIs, the correct Location
object can be contructed and then the original URI
returned via the get_store_uri() method.
"""
good_store_uris = [
'https://user:pass@example.com:80/images/some-id',
'http://images.oracle.com/123456',
'swift://account%3Auser:pass@authurl.com/container/obj-id',
'swift://storeurl.com/container/obj-id',
'swift+https://account%3Auser:pass@authurl.com/container/obj-id',
's3://accesskey:secretkey@s3.amazonaws.com/bucket/key-id',
's3://accesskey:secretwith/aslash@s3.amazonaws.com/bucket/key-id',
's3+http://accesskey:secret@s3.amazonaws.com/bucket/key-id',
's3+https://accesskey:secretkey@s3.amazonaws.com/bucket/key-id',
'file:///var/lib/glance/images/1',
'rbd://imagename',
'rbd://fsid/pool/image/snap',
'rbd://%2F/%2F/%2F/%2F',
'sheepdog://imagename',
'cinder://12345678-9012-3455-6789-012345678901',
'vsphere://ip/folder/openstack_glance/2332298?dcPath=dc&dsName=ds',
]
for uri in good_store_uris:
loc = location.get_location_from_uri(uri)
# The get_store_uri() method *should* return an identical URI
# to the URI that is passed to get_location_from_uri()
self.assertEqual(loc.get_store_uri(), uri)
def test_bad_store_scheme(self):
"""
Test that a URI with a non-existing scheme triggers exception
"""
bad_uri = 'unknown://user:pass@example.com:80/images/some-id'
self.assertRaises(exception.UnknownScheme,
location.get_location_from_uri,
bad_uri)
def test_filesystem_store_location(self):
"""
Test the specific StoreLocation for the Filesystem store
"""
uri = 'file:///var/lib/glance/images/1'
loc = glance.store.filesystem.StoreLocation({})
loc.parse_uri(uri)
self.assertEqual("file", loc.scheme)
self.assertEqual("/var/lib/glance/images/1", loc.path)
self.assertEqual(uri, loc.get_uri())
bad_uri = 'fil://'
self.assertRaises(AssertionError, loc.parse_uri, bad_uri)
bad_uri = 'file://'
self.assertRaises(exception.BadStoreUri, loc.parse_uri, bad_uri)
def test_http_store_location(self):
"""
Test the specific StoreLocation for the HTTP store
"""
uri = 'http://example.com/images/1'
loc = glance.store.http.StoreLocation({})
loc.parse_uri(uri)
self.assertEqual("http", loc.scheme)
self.assertEqual("example.com", loc.netloc)
self.assertEqual("/images/1", loc.path)
self.assertEqual(uri, loc.get_uri())
uri = 'https://example.com:8080/images/container/1'
loc.parse_uri(uri)
self.assertEqual("https", loc.scheme)
self.assertEqual("example.com:8080", loc.netloc)
self.assertEqual("/images/container/1", loc.path)
self.assertEqual(uri, loc.get_uri())
uri = 'https://user:password@example.com:8080/images/container/1'
loc.parse_uri(uri)
self.assertEqual("https", loc.scheme)
self.assertEqual("example.com:8080", loc.netloc)
self.assertEqual("user", loc.user)
self.assertEqual("password", loc.password)
self.assertEqual("/images/container/1", loc.path)
self.assertEqual(uri, loc.get_uri())
uri = 'https://user:@example.com:8080/images/1'
loc.parse_uri(uri)
self.assertEqual("https", loc.scheme)
self.assertEqual("example.com:8080", loc.netloc)
self.assertEqual("user", loc.user)
self.assertEqual("", loc.password)
self.assertEqual("/images/1", loc.path)
self.assertEqual(uri, loc.get_uri())
bad_uri = 'htt://'
self.assertRaises(AssertionError, loc.parse_uri, bad_uri)
bad_uri = 'http://'
self.assertRaises(exception.BadStoreUri, loc.parse_uri, bad_uri)
bad_uri = 'http://user@example.com:8080/images/1'
self.assertRaises(exception.BadStoreUri, loc.parse_uri, bad_uri)
def test_swift_store_location(self):
"""
Test the specific StoreLocation for the Swift store
"""
uri = 'swift://example.com/images/1'
loc = glance.store.swift.StoreLocation({})
loc.parse_uri(uri)
self.assertEqual("swift", loc.scheme)
self.assertEqual("example.com", loc.auth_or_store_url)
self.assertEqual("https://example.com", loc.swift_url)
self.assertEqual("images", loc.container)
self.assertEqual("1", loc.obj)
self.assertIsNone(loc.user)
self.assertEqual(uri, loc.get_uri())
uri = 'swift+https://user:pass@authurl.com/images/1'
loc.parse_uri(uri)
self.assertEqual("swift+https", loc.scheme)
self.assertEqual("authurl.com", loc.auth_or_store_url)
self.assertEqual("https://authurl.com", loc.swift_url)
self.assertEqual("images", loc.container)
self.assertEqual("1", loc.obj)
self.assertEqual("user", loc.user)
self.assertEqual("pass", loc.key)
self.assertEqual(uri, loc.get_uri())
uri = 'swift+https://user:pass@authurl.com/v1/container/12345'
loc.parse_uri(uri)
self.assertEqual("swift+https", loc.scheme)
self.assertEqual("authurl.com/v1", loc.auth_or_store_url)
self.assertEqual("https://authurl.com/v1", loc.swift_url)
self.assertEqual("container", loc.container)
self.assertEqual("12345", loc.obj)
self.assertEqual("user", loc.user)
self.assertEqual("pass", loc.key)
self.assertEqual(uri, loc.get_uri())
uri = ('swift+http://a%3Auser%40example.com:p%40ss@authurl.com/'
'v1/container/12345')
loc.parse_uri(uri)
self.assertEqual("swift+http", loc.scheme)
self.assertEqual("authurl.com/v1", loc.auth_or_store_url)
self.assertEqual("http://authurl.com/v1", loc.swift_url)
self.assertEqual("container", loc.container)
self.assertEqual("12345", loc.obj)
self.assertEqual("a:user@example.com", loc.user)
self.assertEqual("p@ss", loc.key)
self.assertEqual(uri, loc.get_uri())
# multitenant puts store URL in the location (not auth)
uri = ('swift+http://storeurl.com/v1/container/12345')
loc.parse_uri(uri)
self.assertEqual("swift+http", loc.scheme)
self.assertEqual("storeurl.com/v1", loc.auth_or_store_url)
self.assertEqual("http://storeurl.com/v1", loc.swift_url)
self.assertEqual("container", loc.container)
self.assertEqual("12345", loc.obj)
self.assertIsNone(loc.user)
self.assertIsNone(loc.key)
self.assertEqual(uri, loc.get_uri())
bad_uri = 'swif://'
self.assertRaises(AssertionError, loc.parse_uri, bad_uri)
bad_uri = 'swift://'
self.assertRaises(exception.BadStoreUri, loc.parse_uri, bad_uri)
bad_uri = 'swift://user@example.com:8080/images/1'
self.assertRaises(exception.BadStoreUri, loc.parse_uri, bad_uri)
bad_uri = 'swift://user:pass@http://example.com:8080/images/1'
self.assertRaises(exception.BadStoreUri, loc.parse_uri, bad_uri)
def test_s3_store_location(self):
"""
Test the specific StoreLocation for the S3 store
"""
uri = 's3://example.com/images/1'
loc = glance.store.s3.StoreLocation({})
loc.parse_uri(uri)
self.assertEqual("s3", loc.scheme)
self.assertEqual("example.com", loc.s3serviceurl)
self.assertEqual("images", loc.bucket)
self.assertEqual("1", loc.key)
self.assertIsNone(loc.accesskey)
self.assertEqual(uri, loc.get_uri())
uri = 's3+https://accesskey:pass@s3serviceurl.com/images/1'
loc.parse_uri(uri)
self.assertEqual("s3+https", loc.scheme)
self.assertEqual("s3serviceurl.com", loc.s3serviceurl)
self.assertEqual("images", loc.bucket)
self.assertEqual("1", loc.key)
self.assertEqual("accesskey", loc.accesskey)
self.assertEqual("pass", loc.secretkey)
self.assertEqual(uri, loc.get_uri())
uri = 's3+https://accesskey:pass@s3serviceurl.com/v1/bucket/12345'
loc.parse_uri(uri)
self.assertEqual("s3+https", loc.scheme)
self.assertEqual("s3serviceurl.com/v1", loc.s3serviceurl)
self.assertEqual("bucket", loc.bucket)
self.assertEqual("12345", loc.key)
self.assertEqual("accesskey", loc.accesskey)
self.assertEqual("pass", loc.secretkey)
self.assertEqual(uri, loc.get_uri())
uri = 's3://accesskey:pass/withslash@s3serviceurl.com/v1/bucket/12345'
loc.parse_uri(uri)
self.assertEqual("s3", loc.scheme)
self.assertEqual("s3serviceurl.com/v1", loc.s3serviceurl)
self.assertEqual("bucket", loc.bucket)
self.assertEqual("12345", loc.key)
self.assertEqual("accesskey", loc.accesskey)
self.assertEqual("pass/withslash", loc.secretkey)
self.assertEqual(uri, loc.get_uri())
bad_uri = 's://'
self.assertRaises(AssertionError, loc.parse_uri, bad_uri)
bad_uri = 's3://'
self.assertRaises(exception.BadStoreUri, loc.parse_uri, bad_uri)
bad_uri = 's3://accesskey@example.com:8080/images/1'
self.assertRaises(exception.BadStoreUri, loc.parse_uri, bad_uri)
bad_uri = 's3://user:pass@http://example.com:8080/images/1'
self.assertRaises(exception.BadStoreUri, loc.parse_uri, bad_uri)
def test_rbd_store_location(self):
"""
Test the specific StoreLocation for the RBD store
"""
uri = 'rbd://imagename'
loc = glance.store.rbd.StoreLocation({})
loc.parse_uri(uri)
self.assertEqual('imagename', loc.image)
self.assertIsNone(loc.fsid)
self.assertIsNone(loc.pool)
self.assertIsNone(loc.snapshot)
uri = u'rbd://imagename'
loc = glance.store.rbd.StoreLocation({})
loc.parse_uri(uri)
self.assertEqual('imagename', loc.image)
self.assertIsNone(loc.fsid)
self.assertIsNone(loc.pool)
self.assertIsNone(loc.snapshot)
uri = 'rbd://fsid/pool/image/snap'
loc = glance.store.rbd.StoreLocation({})
loc.parse_uri(uri)
self.assertEqual('image', loc.image)
self.assertEqual('fsid', loc.fsid)
self.assertEqual('pool', loc.pool)
self.assertEqual('snap', loc.snapshot)
uri = u'rbd://fsid/pool/image/snap'
loc = glance.store.rbd.StoreLocation({})
loc.parse_uri(uri)
self.assertEqual('image', loc.image)
self.assertEqual('fsid', loc.fsid)
self.assertEqual('pool', loc.pool)
self.assertEqual('snap', loc.snapshot)
uri = 'rbd://%2f/%2f/%2f/%2f'
loc = glance.store.rbd.StoreLocation({})
loc.parse_uri(uri)
self.assertEqual('/', loc.image)
self.assertEqual('/', loc.fsid)
self.assertEqual('/', loc.pool)
self.assertEqual('/', loc.snapshot)
uri = u'rbd://%2f/%2f/%2f/%2f'
loc = glance.store.rbd.StoreLocation({})
loc.parse_uri(uri)
self.assertEqual('/', loc.image)
self.assertEqual('/', loc.fsid)
self.assertEqual('/', loc.pool)
self.assertEqual('/', loc.snapshot)
bad_uri = 'rbd:/image'
self.assertRaises(exception.BadStoreUri, loc.parse_uri, bad_uri)
bad_uri = 'rbd://image/extra'
self.assertRaises(exception.BadStoreUri, loc.parse_uri, bad_uri)
bad_uri = 'rbd://image/'
self.assertRaises(exception.BadStoreUri, loc.parse_uri, bad_uri)
bad_uri = 'http://image'
self.assertRaises(exception.BadStoreUri, loc.parse_uri, bad_uri)
bad_uri = 'http://fsid/pool/image/snap'
self.assertRaises(exception.BadStoreUri, loc.parse_uri, bad_uri)
bad_uri = 'rbd://fsid/pool/image/'
self.assertRaises(exception.BadStoreUri, loc.parse_uri, bad_uri)
bad_uri = 'rbd://fsid/pool/image/snap/'
self.assertRaises(exception.BadStoreUri, loc.parse_uri, bad_uri)
bad_uri = 'http://///'
self.assertRaises(exception.BadStoreUri, loc.parse_uri, bad_uri)
bad_uri = 'rbd://' + unichr(300)
self.assertRaises(exception.BadStoreUri, loc.parse_uri, bad_uri)
def test_sheepdog_store_location(self):
"""
Test the specific StoreLocation for the Sheepdog store
"""
uri = 'sheepdog://imagename'
loc = glance.store.sheepdog.StoreLocation({})
loc.parse_uri(uri)
self.assertEqual('imagename', loc.image)
bad_uri = 'sheepdog:/image'
self.assertRaises(exception.BadStoreUri, loc.parse_uri, bad_uri)
bad_uri = 'http://image'
self.assertRaises(exception.BadStoreUri, loc.parse_uri, bad_uri)
def test_vmware_store_location(self):
"""
Test the specific StoreLocation for the VMware store
"""
uri = ('vsphere://127.0.0.1/folder/'
'openstack_glance/29038321?dcPath=my-dc&dsName=my-ds')
loc = glance.store.vmware_datastore.StoreLocation({})
loc.parse_uri(uri)
self.assertEqual("vsphere", loc.scheme)
self.assertEqual("127.0.0.1", loc.server_host)
self.assertEqual("/folder/openstack_glance/29038321", loc.path)
self.assertEqual("dcPath=my-dc&dsName=my-ds", loc.query)
self.assertEqual(uri, loc.get_uri())
bad_uri = 'vphere://'
self.assertRaises(exception.BadStoreUri, loc.parse_uri, bad_uri)
bad_uri = 'http://image'
self.assertRaises(exception.BadStoreUri, loc.parse_uri, bad_uri)
def test_cinder_store_good_location(self):
"""
Test the specific StoreLocation for the Cinder store
"""
good_uri = 'cinder://12345678-9012-3455-6789-012345678901'
loc = glance.store.cinder.StoreLocation({})
loc.parse_uri(good_uri)
self.assertEqual('12345678-9012-3455-6789-012345678901', loc.volume_id)
def test_cinder_store_bad_location(self):
"""
Test the specific StoreLocation for the Cinder store
"""
bad_uri = 'cinder://volume-id-is-a-uuid'
loc = glance.store.cinder.StoreLocation({})
self.assertRaises(exception.BadStoreUri, loc.parse_uri, bad_uri)
def test_get_store_from_scheme(self):
"""
Test that the backend returned by glance.store.get_backend_class
is correct or raises an appropriate error.
"""
good_results = {
'swift': glance.store.swift.SingleTenantStore,
'swift+http': glance.store.swift.SingleTenantStore,
'swift+https': glance.store.swift.SingleTenantStore,
's3': glance.store.s3.Store,
's3+http': glance.store.s3.Store,
's3+https': glance.store.s3.Store,
'file': glance.store.filesystem.Store,
'filesystem': glance.store.filesystem.Store,
'http': glance.store.http.Store,
'https': glance.store.http.Store,
'rbd': glance.store.rbd.Store,
'sheepdog': glance.store.sheepdog.Store,
'cinder': glance.store.cinder.Store,
'vsphere': glance.store.vmware_datastore.Store}
ctx = context.RequestContext()
for scheme, store in good_results.items():
store_obj = glance.store.get_store_from_scheme(ctx, scheme)
self.assertEqual(store_obj.__class__, store)
bad_results = ['fil', 'swift+h', 'unknown']
for store in bad_results:
self.assertRaises(exception.UnknownScheme,
glance.store.get_store_from_scheme,
ctx,
store)
def test_add_location_for_image_without_size(self):
class FakeImageProxy():
size = None
context = None
store_api = mock.Mock()
def fake_get_size_from_backend(context, uri):
return 1
self.stubs.Set(glance.store, 'get_size_from_backend',
fake_get_size_from_backend)
with mock.patch('glance.store._check_image_location'):
loc1 = {'url': 'file:///fake1.img.tar.gz', 'metadata': {}}
loc2 = {'url': 'file:///fake2.img.tar.gz', 'metadata': {}}
# Test for insert location
image1 = FakeImageProxy()
locations = glance.store.StoreLocations(image1, [])
locations.insert(0, loc2)
self.assertEqual(image1.size, 1)
# Test for set_attr of _locations_proxy
image2 = FakeImageProxy()
locations = glance.store.StoreLocations(image2, [loc1])
locations[0] = loc2
self.assertTrue(loc2 in locations)
self.assertEqual(image2.size, 1)
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