def get_backup_device(self, ctxt, backup, volume):
if not self.client.can_send_version('1.38'):
msg = _('One of cinder-volume services is too old to accept such '
'request. Are you running mixed Liberty-Mitaka '
'cinder-volumes?')
raise exception.ServiceTooOld(msg)
new_host = utils.extract_host(volume.host)
cctxt = self.client.prepare(server=new_host, version='1.38')
return cctxt.call(ctxt, 'get_backup_device', backup=backup)
def do_cleanup(self, ctxt, cleanup_request):
"""Perform this scheduler's resource cleanup as per cleanup_request."""
if not self.client.can_send_version('3.4'):
msg = _('One of cinder-scheduler services is too old to accept '
'such request. Are you running mixed Newton-Ocata'
'cinder-schedulers?')
raise exception.ServiceTooOld(msg)
cctxt = self.client.prepare(version='3.4')
cctxt.cast(ctxt, 'do_cleanup', cleanup_request=cleanup_request)
def notify_service_capabilities(self, ctxt, service_name,
host, capabilities):
cctxt = self._get_cctxt(version='3.1')
if not cctxt.can_send_version('3.1'):
msg = _('notify_service_capabilities requires cinder-scheduler '
'RPC API version >= 3.1.')
raise exception.ServiceTooOld(msg)
cctxt.cast(ctxt, 'notify_service_capabilities',
service_name=service_name, host=host,
capabilities=capabilities)
def get_backup_device(self, ctxt, backup, volume):
if (not self.client.can_send_version('1.38')
and not self.client.can_send_version('2.0')):
msg = _('One of cinder-volume services is too old to accept such '
'request. Are you running mixed Liberty-Mitaka '
'cinder-volumes?')
raise exception.ServiceTooOld(msg)
version = self._compat_ver('2.0', '1.38')
cctxt = self._get_cctxt(volume.host, version)
return cctxt.call(ctxt, 'get_backup_device', backup=backup)
def secure_file_operations_enabled(self, ctxt, volume):
if not self.client.can_send_version('1.38'):
msg = _('One of cinder-volume services is too old to accept such '
'request. Are you running mixed Liberty-Mitaka '
'cinder-volumes?')
raise exception.ServiceTooOld(msg)
new_host = utils.extract_host(volume.host)
cctxt = self.client.prepare(server=new_host, version='1.38')
return cctxt.call(ctxt,
'secure_file_operations_enabled',
volume=volume)
def secure_file_operations_enabled(self, ctxt, volume):
if (not self.client.can_send_version('1.38') and
not self.client.can_send_version('2.0')):
msg = _('One of cinder-volume services is too old to accept such '
'request. Are you running mixed Liberty-Mitaka '
'cinder-volumes?')
raise exception.ServiceTooOld(msg)
version = self._compat_ver('2.0', '1.38')
cctxt = self._get_cctxt(volume.host, version)
return cctxt.call(ctxt, 'secure_file_operations_enabled',
volume=volume)
def do_cleanup(self, ctxt, cleanup_request):
"""Perform this service/cluster resource cleanup as requested."""
if not self.client.can_send_version('3.7'):
msg = _('One of cinder-volume services is too old to accept such '
'a request. Are you running mixed Newton-Ocata services?')
raise exception.ServiceTooOld(msg)
destination = cleanup_request.service_topic_queue
cctxt = self._get_cctxt(destination, '3.7')
# NOTE(geguileo): This call goes to do_cleanup code in
# cinder.manager.CleanableManager unless in the future we overwrite it
# in cinder.volume.manager
cctxt.cast(ctxt, 'do_cleanup', cleanup_request=cleanup_request)
def work_cleanup(self, ctxt, cleanup_request):
"""Generate individual service cleanup requests from user request."""
if not self.client.can_send_version('3.4'):
msg = _('One of cinder-scheduler services is too old to accept '
'such request. Are you running mixed Newton-Ocata'
'cinder-schedulers?')
raise exception.ServiceTooOld(msg)
cctxt = self.client.prepare(version='3.4')
# Response will have services that are receiving the cleanup request
# and services that couldn't receive it since they are down.
return cctxt.call(ctxt,
'work_cleanup',
cleanup_request=cleanup_request)
def _get_minimum_version(cls, attribute, context, binary):
services = ServiceList.get_all_by_binary(context, binary)
min_ver = None
min_ver_str = None
for s in services:
ver_str = getattr(s, attribute)
if ver_str is None:
# NOTE(dulek) None in *_current_version means that this
# service is in Liberty version, which we now don't provide
# backward compatibility to.
msg = _('One of the services is in Liberty version. We do not '
'provide backward compatibility with Liberty now, you '
'need to upgrade to Mitaka first.')
raise exception.ServiceTooOld(msg)
ver = versionutils.convert_version_to_int(ver_str)
if min_ver is None or ver < min_ver:
min_ver = ver
min_ver_str = ver_str
return min_ver_str
def _get_minimum_version(cls, attribute, context, binary):
services = ServiceList.get_all_by_binary(context, binary)
min_ver = None
min_ver_str = None
for s in services:
ver_str = getattr(s, attribute)
if ver_str is None:
# NOTE(dulek) None in *_current_version means that this
# service is in Liberty version, which we now don't provide
# backward compatibility to.
msg = _('Service %s is in Liberty version. We do not provide '
'backward compatibility with Liberty now, so you '
'need to upgrade it, release by release if live '
'upgrade is required. After upgrade you may need to '
'remove any stale service records via '
'"cinder-manage service remove".') % s.binary
raise exception.ServiceTooOld(msg)
ver = versionutils.convert_version_to_int(ver_str)
if min_ver is None or ver < min_ver:
min_ver = ver
min_ver_str = ver_str
return min_ver_str
def extend_volume(self,
ctxt,
volume,
new_size,
reservations,
request_spec,
filter_properties=None):
cctxt = self._get_cctxt()
if not cctxt.can_send_version('3.2'):
msg = _('extend_volume requires cinder-scheduler '
'RPC API version >= 3.2.')
raise exception.ServiceTooOld(msg)
request_spec_p = jsonutils.to_primitive(request_spec)
msg_args = {
'volume': volume,
'new_size': new_size,
'reservations': reservations,
'request_spec': request_spec_p,
'filter_properties': filter_properties,
}
return cctxt.cast(ctxt, 'extend_volume', **msg_args)