def obj_class_from_name(cls, objname, objver):
"""Returns a class from the registry based on a name and version."""
if objname not in cls._obj_classes:
LOG.error(
_LE('Unable to instantiate unregistered object type '
'%(objtype)s'), dict(objtype=objname))
raise exception.UnsupportedObjectError(objtype=objname)
# NOTE(comstud): If there's not an exact match, return the highest
# compatible version. The objects stored in the class are sorted
# such that highest version is first, so only set compatible_match
# once below.
compatible_match = None
for objclass in cls._obj_classes[objname]:
if objclass.VERSION == objver:
return objclass
if (not compatible_match
and versionutils.is_compatible(objver, objclass.VERSION)):
compatible_match = objclass
if compatible_match:
return compatible_match
# As mentioned above, latest version is always first in the list.
latest_ver = cls._obj_classes[objname][0].VERSION
raise exception.IncompatibleObjectVersion(objname=objname,
objver=objver,
supported=latest_ver)
def obj_class_from_name(cls, objname, objver):
"""Returns a class from the registry based on a name and version."""
if objname not in cls._obj_classes:
LOG.error(_LE('Unable to instantiate unregistered object type '
'%(objtype)s'), dict(objtype=objname))
raise exception.UnsupportedObjectError(objtype=objname)
# NOTE(comstud): If there's not an exact match, return the highest
# compatible version. The objects stored in the class are sorted
# such that highest version is first, so only set compatible_match
# once below.
compatible_match = None
for objclass in cls._obj_classes[objname]:
if objclass.VERSION == objver:
return objclass
if (not compatible_match and
versionutils.is_compatible(objver, objclass.VERSION)):
compatible_match = objclass
if compatible_match:
return compatible_match
# As mentioned above, latest version is always first in the list.
latest_ver = cls._obj_classes[objname][0].VERSION
raise exception.IncompatibleObjectVersion(objname=objname,
objver=objver,
supported=latest_ver)
def _verify_plugin_version(self):
requested_version = self.PLUGIN_REQUIRED_VERSION
current_version = self.call_plugin_serialized('patron_plugin_version',
'get_version')
if not versionutils.is_compatible(requested_version, current_version):
raise self.XenAPI.Failure(
_("Plugin version mismatch (Expected %(exp)s, got %(got)s)") %
{
'exp': requested_version,
'got': current_version
})
def expect_http(self, host=None, is_secure=False, api_version=None):
"""Returns a new EC2 connection."""
self.ec2 = boto.connect_ec2(
aws_access_key_id='fake',
aws_secret_access_key='fake',
is_secure=False,
region=regioninfo.RegionInfo(None, 'test', self.host),
port=8773,
path='/services/Cloud')
if api_version:
self.ec2.APIVersion = api_version
self.mox.StubOutWithMock(self.ec2, 'new_http_connection')
self.http = FakeHttplibConnection(
self.app, '%s:8773' % (self.host), False)
if versionutils.is_compatible('2.14', boto.Version, same_major=False):
self.ec2.new_http_connection(host or self.host, 8773,
is_secure).AndReturn(self.http)
elif versionutils.is_compatible('2', boto.Version, same_major=False):
self.ec2.new_http_connection(host or '%s:8773' % (self.host),
is_secure).AndReturn(self.http)
else:
self.ec2.new_http_connection(host, is_secure).AndReturn(self.http)
return self.http
def expect_http(self, host=None, is_secure=False, api_version=None):
"""Returns a new EC2 connection."""
self.ec2 = boto.connect_ec2(aws_access_key_id='fake',
aws_secret_access_key='fake',
is_secure=False,
region=regioninfo.RegionInfo(
None, 'test', self.host),
port=8773,
path='/services/Cloud')
if api_version:
self.ec2.APIVersion = api_version
self.mox.StubOutWithMock(self.ec2, 'new_http_connection')
self.http = FakeHttplibConnection(self.app, '%s:8773' % (self.host),
False)
if versionutils.is_compatible('2.14', boto.Version, same_major=False):
self.ec2.new_http_connection(host or self.host, 8773,
is_secure).AndReturn(self.http)
elif versionutils.is_compatible('2', boto.Version, same_major=False):
self.ec2.new_http_connection(host or '%s:8773' % (self.host),
is_secure).AndReturn(self.http)
else:
self.ec2.new_http_connection(host, is_secure).AndReturn(self.http)
return self.http