57f0ddbf91
Initial patch for compute proxy, now we can boot a vm and the RPC request will be captured by dispatcher then sent to proxy. Change-Id: I361d18e0b87ece3db113f6549f2b3c9bf50e1006
752 lines
34 KiB
Python
752 lines
34 KiB
Python
# Copyright 2015 Huawei Technologies Co., Ltd.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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# implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import base64
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import contextlib
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import functools
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import six
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import sys
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import time
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import traceback
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from oslo_config import cfg
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import oslo_log.log as logging
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import oslo_messaging as messaging
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from oslo_utils import excutils
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from oslo_utils import strutils
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from tricircle.common.i18n import _
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from tricircle.common.i18n import _LE
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from tricircle.common.i18n import _LW
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from tricircle.common.nova_lib import block_device
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from tricircle.common.nova_lib import compute_manager
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from tricircle.common.nova_lib import compute_utils
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from tricircle.common.nova_lib import conductor
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from tricircle.common.nova_lib import driver_block_device
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from tricircle.common.nova_lib import exception
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from tricircle.common.nova_lib import manager
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from tricircle.common.nova_lib import network
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from tricircle.common.nova_lib import network_model
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from tricircle.common.nova_lib import objects
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from tricircle.common.nova_lib import openstack_driver
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from tricircle.common.nova_lib import pipelib
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from tricircle.common.nova_lib import rpc
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from tricircle.common.nova_lib import task_states
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from tricircle.common.nova_lib import utils
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from tricircle.common.nova_lib import vm_states
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from tricircle.common.nova_lib import volume
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import tricircle.common.utils as t_utils
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CONF = cfg.CONF
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compute_opts = [
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cfg.StrOpt('default_access_ip_network_name',
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help='Name of network to use to set access IPs for instances'),
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cfg.IntOpt('network_allocate_retries',
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default=0,
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help="Number of times to retry network allocation on failures"),
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]
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CONF.register_opts(compute_opts)
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LOG = logging.getLogger(__name__)
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SERVICE_NAME = 'proxy_compute'
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get_notifier = functools.partial(rpc.get_notifier, service=SERVICE_NAME)
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wrap_exception = functools.partial(exception.wrap_exception,
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get_notifier=get_notifier)
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reverts_task_state = compute_manager.reverts_task_state
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wrap_instance_fault = compute_manager.wrap_instance_fault
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wrap_instance_event = compute_manager.wrap_instance_event
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class ProxyComputeManager(manager.Manager):
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target = messaging.Target(version='4.0')
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def __init__(self, *args, **kwargs):
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self.is_neutron_security_groups = (
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openstack_driver.is_neutron_security_groups())
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self.use_legacy_block_device_info = False
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self.network_api = network.API()
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self.volume_api = volume.API()
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self.conductor_api = conductor.API()
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self.compute_task_api = conductor.ComputeTaskAPI()
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super(ProxyComputeManager, self).__init__(
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service_name=SERVICE_NAME, *args, **kwargs)
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def _decode_files(self, injected_files):
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"""Base64 decode the list of files to inject."""
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if not injected_files:
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return []
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def _decode(f):
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path, contents = f
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try:
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decoded = base64.b64decode(contents)
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return path, decoded
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except TypeError:
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raise exception.Base64Exception(path=path)
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return [_decode(f) for f in injected_files]
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def _cleanup_allocated_networks(self, context, instance,
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requested_networks):
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try:
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self._deallocate_network(context, instance, requested_networks)
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except Exception:
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msg = _LE('Failed to deallocate networks')
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LOG.exception(msg, instance=instance)
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return
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instance.system_metadata['network_allocated'] = 'False'
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try:
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instance.save()
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except exception.InstanceNotFound:
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pass
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def _deallocate_network(self, context, instance,
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requested_networks=None):
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LOG.debug('Deallocating network for instance', instance=instance)
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self.network_api.deallocate_for_instance(
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context, instance, requested_networks=requested_networks)
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def _cleanup_volumes(self, context, instance_uuid, bdms, raise_exc=True):
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exc_info = None
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for bdm in bdms:
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LOG.debug("terminating bdm %s", bdm,
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instance_uuid=instance_uuid)
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if bdm.volume_id and bdm.delete_on_termination:
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try:
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self.volume_api.delete(context, bdm.volume_id)
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except Exception as exc:
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exc_info = sys.exc_info()
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LOG.warn(_LW('Failed to delete volume: %(volume_id)s due '
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'to %(exc)s'), {'volume_id': bdm.volume_id,
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'exc': unicode(exc)})
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if exc_info is not None and raise_exc:
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six.reraise(exc_info[0], exc_info[1], exc_info[2])
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def _instance_update(self, context, instance, **kwargs):
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"""Update an instance in the database using kwargs as value."""
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for k, v in kwargs.items():
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setattr(instance, k, v)
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instance.save()
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def _set_instance_obj_error_state(self, context, instance,
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clean_task_state=False):
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try:
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instance.vm_state = vm_states.ERROR
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if clean_task_state:
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instance.task_state = None
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instance.save()
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except exception.InstanceNotFound:
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LOG.debug('Instance has been destroyed from under us while '
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'trying to set it to ERROR', instance=instance)
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def _notify_about_instance_usage(self, context, instance, event_suffix,
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network_info=None, system_metadata=None,
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extra_usage_info=None, fault=None):
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compute_utils.notify_about_instance_usage(
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self.notifier, context, instance, event_suffix,
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network_info=network_info,
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system_metadata=system_metadata,
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extra_usage_info=extra_usage_info, fault=fault)
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def _validate_instance_group_policy(self, context, instance,
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filter_properties):
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# NOTE(russellb) Instance group policy is enforced by the scheduler.
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# However, there is a race condition with the enforcement of
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# anti-affinity. Since more than one instance may be scheduled at the
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# same time, it's possible that more than one instance with an
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# anti-affinity policy may end up here. This is a validation step to
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# make sure that starting the instance here doesn't violate the policy.
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scheduler_hints = filter_properties.get('scheduler_hints') or {}
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group_hint = scheduler_hints.get('group')
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if not group_hint:
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return
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@utils.synchronized(group_hint)
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def _do_validation(context, instance, group_hint):
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group = objects.InstanceGroup.get_by_hint(context, group_hint)
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if 'anti-affinity' not in group.policies and (
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'affinity' not in group.policies):
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return
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group_hosts = group.get_hosts(context, exclude=[instance.uuid])
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if self.host in group_hosts:
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if 'anti-affinity' in group.policies:
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msg = _("Anti-affinity instance group policy "
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"was violated.")
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raise exception.RescheduledException(
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instance_uuid=instance.uuid,
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reason=msg)
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elif group_hosts and [self.host] != group_hosts:
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# NOTE(huawei) Native code only considered anti-affinity
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# policy, but affinity policy also have the same problem.
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# so we add checker for affinity policy instance.
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if 'affinity' in group.policies:
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msg = _("affinity instance group policy was violated.")
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raise exception.RescheduledException(
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instance_uuid=instance.uuid,
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reason=msg)
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_do_validation(context, instance, group_hint)
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@wrap_exception()
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@reverts_task_state
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@wrap_instance_fault
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def build_and_run_instance(
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self, context, host, instance, image, request_spec,
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filter_properties, admin_password=None, injected_files=None,
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requested_networks=None, security_groups=None,
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block_device_mapping=None, node=None, limits=None):
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if (requested_networks and
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not isinstance(requested_networks,
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objects.NetworkRequestList)):
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requested_networks = objects.NetworkRequestList(
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objects=[objects.NetworkRequest.from_tuple(t)
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for t in requested_networks])
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@utils.synchronized(instance.uuid)
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def _locked_do_build_and_run_instance(*args, **kwargs):
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self._do_build_and_run_instance(*args, **kwargs)
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utils.spawn_n(_locked_do_build_and_run_instance,
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context, host, instance, image, request_spec,
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filter_properties, admin_password, injected_files,
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requested_networks, security_groups,
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block_device_mapping, node, limits)
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@wrap_exception()
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@reverts_task_state
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@wrap_instance_event
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@wrap_instance_fault
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def _do_build_and_run_instance(self, context, host, instance, image,
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request_spec, filter_properties,
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admin_password, injected_files,
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requested_networks, security_groups,
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block_device_mapping, node=None,
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limits=None):
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try:
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LOG.debug(_('Starting instance...'), context=context,
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instance=instance)
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instance.vm_state = vm_states.BUILDING
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instance.task_state = None
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instance.save(expected_task_state=(task_states.SCHEDULING, None))
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except exception.InstanceNotFound:
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msg = 'Instance disappeared before build.'
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LOG.debug(msg, instance=instance)
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return
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except exception.UnexpectedTaskStateError as e:
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LOG.debug(e.format_message(), instance=instance)
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return
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# b64 decode the files to inject:
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decoded_files = self._decode_files(injected_files)
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if limits is None:
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limits = {}
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if node is None:
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node = t_utils.get_node_name(host)
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LOG.debug('No node specified, defaulting to %s', node,
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instance=instance)
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try:
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self._build_and_run_instance(
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context, host, instance, image, request_spec, decoded_files,
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admin_password, requested_networks, security_groups,
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block_device_mapping, node, limits, filter_properties)
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except exception.RescheduledException as e:
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LOG.debug(e.format_message(), instance=instance)
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retry = filter_properties.get('retry', None)
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if not retry:
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# no retry information, do not reschedule.
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LOG.debug("Retry info not present, will not reschedule",
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instance=instance)
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self._cleanup_allocated_networks(context, instance,
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requested_networks)
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compute_utils.add_instance_fault_from_exc(
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context, instance, e, sys.exc_info())
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self._set_instance_obj_error_state(context, instance,
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clean_task_state=True)
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return
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retry['exc'] = traceback.format_exception(*sys.exc_info())
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self.network_api.cleanup_instance_network_on_host(
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context, instance, self.host)
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instance.task_state = task_states.SCHEDULING
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instance.save()
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self.compute_task_api.build_instances(
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context, [instance], image, filter_properties, admin_password,
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injected_files, requested_networks, security_groups,
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block_device_mapping)
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except (exception.InstanceNotFound,
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exception.UnexpectedDeletingTaskStateError):
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msg = 'Instance disappeared during build.'
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LOG.debug(msg, instance=instance)
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self._cleanup_allocated_networks(context, instance,
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requested_networks)
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except exception.BuildAbortException as e:
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LOG.exception(e.format_message(), instance=instance)
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self._cleanup_allocated_networks(context, instance,
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requested_networks)
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self._cleanup_volumes(context, instance.uuid,
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block_device_mapping, raise_exc=False)
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compute_utils.add_instance_fault_from_exc(
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context, instance, e, sys.exc_info())
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self._set_instance_obj_error_state(context, instance,
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clean_task_state=True)
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except Exception as e:
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# should not reach here.
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msg = _LE('Unexpected build failure, not rescheduling build.')
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LOG.exception(msg, instance=instance)
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self._cleanup_allocated_networks(context, instance,
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requested_networks)
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self._cleanup_volumes(context, instance.uuid,
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block_device_mapping, raise_exc=False)
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compute_utils.add_instance_fault_from_exc(context, instance,
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e, sys.exc_info())
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self._set_instance_obj_error_state(context, instance,
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clean_task_state=True)
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def _get_instance_nw_info(self, context, instance, use_slave=False):
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"""Get a list of dictionaries of network data of an instance."""
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return self.network_api.get_instance_nw_info(context, instance,
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use_slave=use_slave)
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def _allocate_network(self, context, instance, requested_networks, macs,
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security_groups, dhcp_options):
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"""Start network allocation asynchronously.
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Return an instance of NetworkInfoAsyncWrapper that can be used to
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retrieve the allocated networks when the operation has finished.
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"""
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# NOTE(comstud): Since we're allocating networks asynchronously,
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# this task state has little meaning, as we won't be in this
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# state for very long.
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instance.vm_state = vm_states.BUILDING
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instance.task_state = task_states.NETWORKING
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instance.save(expected_task_state=[None])
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is_vpn = pipelib.is_vpn_image(instance.image_ref)
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return network_model.NetworkInfoAsyncWrapper(
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self._allocate_network_async, context, instance,
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requested_networks, macs, security_groups, is_vpn, dhcp_options)
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def _allocate_network_async(self, context, instance, requested_networks,
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macs, security_groups, is_vpn, dhcp_options):
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"""Method used to allocate networks in the background.
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Broken out for testing.
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"""
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LOG.debug("Allocating IP information in the background.",
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instance=instance)
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retries = CONF.network_allocate_retries
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if retries < 0:
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LOG.warn(_("Treating negative config value (%(retries)s) for "
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"'network_allocate_retries' as 0."),
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{'retries': retries})
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attempts = retries > 1 and retries + 1 or 1
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retry_time = 1
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for attempt in range(1, attempts + 1):
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try:
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nwinfo = self.network_api.allocate_for_instance(
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context, instance, vpn=is_vpn,
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requested_networks=requested_networks,
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macs=macs, security_groups=security_groups,
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dhcp_options=dhcp_options)
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LOG.debug('Instance network_info: |%s|', nwinfo,
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instance=instance)
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instance.system_metadata['network_allocated'] = 'True'
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# NOTE(JoshNang) do not save the instance here, as it can cause
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# races. The caller shares a reference to instance and waits
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# for this async greenthread to finish before calling
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# instance.save().
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return nwinfo
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except Exception:
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exc_info = sys.exc_info()
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log_info = {'attempt': attempt,
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'attempts': attempts}
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if attempt == attempts:
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LOG.exception(_LE('Instance failed network setup '
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'after %(attempts)d attempt(s)'),
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log_info)
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raise exc_info[0], exc_info[1], exc_info[2]
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LOG.warn(_('Instance failed network setup '
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'(attempt %(attempt)d of %(attempts)d)'),
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log_info, instance=instance)
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time.sleep(retry_time)
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retry_time *= 2
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if retry_time > 30:
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retry_time = 30
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# Not reached.
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def _build_networks_for_instance(self, context, instance,
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requested_networks, security_groups):
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# If we're here from a reschedule the network may already be allocated.
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if strutils.bool_from_string(
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instance.system_metadata.get('network_allocated', 'False')):
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# NOTE(alex_xu): The network_allocated is True means the network
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# resource already allocated at previous scheduling, and the
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# network setup is cleanup at previous. After rescheduling, the
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# network resource need setup on the new host.
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self.network_api.setup_instance_network_on_host(
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context, instance, instance.host)
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return self._get_instance_nw_info(context, instance)
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if not self.is_neutron_security_groups:
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security_groups = []
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# NOTE(zhiyuan) in ComputeManager, driver method "macs_for_instance"
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# and "dhcp_options_for_instance" are called to get macs and
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# dhcp_options, here we just set them to None
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macs = None
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dhcp_options = None
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network_info = self._allocate_network(context, instance,
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requested_networks, macs,
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security_groups, dhcp_options)
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if not instance.access_ip_v4 and not instance.access_ip_v6:
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# If CONF.default_access_ip_network_name is set, grab the
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# corresponding network and set the access ip values accordingly.
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# Note that when there are multiple ips to choose from, an
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# arbitrary one will be chosen.
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network_name = CONF.default_access_ip_network_name
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if not network_name:
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return network_info
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for vif in network_info:
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if vif['network']['label'] == network_name:
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for ip in vif.fixed_ips():
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if ip['version'] == 4:
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instance.access_ip_v4 = ip['address']
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if ip['version'] == 6:
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instance.access_ip_v6 = ip['address']
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instance.save()
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break
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return network_info
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# NOTE(zhiyuan) the task of this function is to do some preparation job
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# for driver and cinder volume, but in nova proxy _proxy_run_instance will
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# do such job, remove this function after cinder proxy is ready and we
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# confirm it is useless
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def _prep_block_device(self, context, instance, bdms,
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do_check_attach=True):
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"""Set up the block device for an instance with error logging."""
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try:
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block_device_info = {
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'root_device_name': instance['root_device_name'],
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'swap': driver_block_device.convert_swap(bdms),
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'ephemerals': driver_block_device.convert_ephemerals(bdms),
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'block_device_mapping': (
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driver_block_device.attach_block_devices(
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driver_block_device.convert_volumes(bdms),
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context, instance, self.volume_api,
|
|
self.driver, do_check_attach=do_check_attach) +
|
|
driver_block_device.attach_block_devices(
|
|
driver_block_device.convert_snapshots(bdms),
|
|
context, instance, self.volume_api,
|
|
self.driver, self._await_block_device_map_created,
|
|
do_check_attach=do_check_attach) +
|
|
driver_block_device.attach_block_devices(
|
|
driver_block_device.convert_images(bdms),
|
|
context, instance, self.volume_api,
|
|
self.driver, self._await_block_device_map_created,
|
|
do_check_attach=do_check_attach) +
|
|
driver_block_device.attach_block_devices(
|
|
driver_block_device.convert_blanks(bdms),
|
|
context, instance, self.volume_api,
|
|
self.driver, self._await_block_device_map_created,
|
|
do_check_attach=do_check_attach))
|
|
}
|
|
|
|
if self.use_legacy_block_device_info:
|
|
for bdm_type in ('swap', 'ephemerals', 'block_device_mapping'):
|
|
block_device_info[bdm_type] = \
|
|
driver_block_device.legacy_block_devices(
|
|
block_device_info[bdm_type])
|
|
|
|
# Get swap out of the list
|
|
block_device_info['swap'] = driver_block_device.get_swap(
|
|
block_device_info['swap'])
|
|
return block_device_info
|
|
|
|
except exception.OverQuota:
|
|
msg = _LW('Failed to create block device for instance due to '
|
|
'being over volume resource quota')
|
|
LOG.warn(msg, instance=instance)
|
|
raise exception.InvalidBDM()
|
|
|
|
except Exception:
|
|
LOG.exception(_LE('Instance failed block device setup'),
|
|
instance=instance)
|
|
raise exception.InvalidBDM()
|
|
|
|
def _default_block_device_names(self, context, instance,
|
|
image_meta, block_devices):
|
|
"""Verify that all the devices have the device_name set.
|
|
|
|
If not, provide a default name. It also ensures that there is a
|
|
root_device_name and is set to the first block device in the boot
|
|
sequence (boot_index=0).
|
|
"""
|
|
root_bdm = block_device.get_root_bdm(block_devices)
|
|
if not root_bdm:
|
|
return
|
|
|
|
# Get the root_device_name from the root BDM or the instance
|
|
root_device_name = None
|
|
update_instance = False
|
|
update_root_bdm = False
|
|
|
|
if root_bdm.device_name:
|
|
root_device_name = root_bdm.device_name
|
|
instance.root_device_name = root_device_name
|
|
update_instance = True
|
|
elif instance.root_device_name:
|
|
root_device_name = instance.root_device_name
|
|
root_bdm.device_name = root_device_name
|
|
update_root_bdm = True
|
|
else:
|
|
# NOTE(zhiyuan) if driver doesn't implement related function,
|
|
# function in compute_utils will be called
|
|
root_device_name = compute_utils.get_next_device_name(instance, [])
|
|
|
|
instance.root_device_name = root_device_name
|
|
root_bdm.device_name = root_device_name
|
|
update_instance = update_root_bdm = True
|
|
|
|
if update_instance:
|
|
instance.save()
|
|
if update_root_bdm:
|
|
root_bdm.save()
|
|
|
|
ephemerals = filter(block_device.new_format_is_ephemeral,
|
|
block_devices)
|
|
swap = filter(block_device.new_format_is_swap,
|
|
block_devices)
|
|
block_device_mapping = filter(
|
|
driver_block_device.is_block_device_mapping, block_devices)
|
|
|
|
# NOTE(zhiyuan) if driver doesn't implement related function,
|
|
# function in compute_utils will be called
|
|
compute_utils.default_device_names_for_instance(
|
|
instance, root_device_name, ephemerals, swap, block_device_mapping)
|
|
|
|
@contextlib.contextmanager
|
|
def _build_resources(self, context, instance, requested_networks,
|
|
security_groups, image, block_device_mapping):
|
|
resources = {}
|
|
network_info = None
|
|
try:
|
|
network_info = self._build_networks_for_instance(
|
|
context, instance, requested_networks, security_groups)
|
|
resources['network_info'] = network_info
|
|
except (exception.InstanceNotFound,
|
|
exception.UnexpectedDeletingTaskStateError):
|
|
raise
|
|
except exception.UnexpectedTaskStateError as e:
|
|
raise exception.BuildAbortException(instance_uuid=instance.uuid,
|
|
reason=e.format_message())
|
|
except Exception:
|
|
# Because this allocation is async any failures are likely to occur
|
|
# when the driver accesses network_info during spawn().
|
|
LOG.exception(_LE('Failed to allocate network(s)'),
|
|
instance=instance)
|
|
msg = _('Failed to allocate the network(s), not rescheduling.')
|
|
raise exception.BuildAbortException(instance_uuid=instance.uuid,
|
|
reason=msg)
|
|
|
|
try:
|
|
# Verify that all the BDMs have a device_name set and assign a
|
|
# default to the ones missing it with the help of the driver.
|
|
self._default_block_device_names(context, instance, image,
|
|
block_device_mapping)
|
|
|
|
instance.vm_state = vm_states.BUILDING
|
|
instance.task_state = task_states.BLOCK_DEVICE_MAPPING
|
|
instance.save()
|
|
|
|
# NOTE(zhiyuan) remove this commented code after cinder proxy is
|
|
# ready and we confirm _prep_block_device is useless
|
|
#
|
|
# block_device_info = self._prep_block_device(
|
|
# context, instance, block_device_mapping)
|
|
#
|
|
block_device_info = None
|
|
resources['block_device_info'] = block_device_info
|
|
except (exception.InstanceNotFound,
|
|
exception.UnexpectedDeletingTaskStateError):
|
|
with excutils.save_and_reraise_exception() as ctxt:
|
|
# Make sure the async call finishes
|
|
if network_info is not None:
|
|
network_info.wait(do_raise=False)
|
|
except exception.UnexpectedTaskStateError as e:
|
|
# Make sure the async call finishes
|
|
if network_info is not None:
|
|
network_info.wait(do_raise=False)
|
|
raise exception.BuildAbortException(instance_uuid=instance.uuid,
|
|
reason=e.format_message())
|
|
except Exception:
|
|
LOG.exception(_LE('Failure prepping block device'),
|
|
instance=instance)
|
|
# Make sure the async call finishes
|
|
if network_info is not None:
|
|
network_info.wait(do_raise=False)
|
|
msg = _('Failure prepping block device.')
|
|
raise exception.BuildAbortException(instance_uuid=instance.uuid,
|
|
reason=msg)
|
|
|
|
self._heal_proxy_networks(context, instance, network_info)
|
|
cascaded_ports = self._heal_proxy_ports(
|
|
context, instance, network_info)
|
|
resources['cascaded_ports'] = cascaded_ports
|
|
|
|
try:
|
|
yield resources
|
|
except Exception as exc:
|
|
with excutils.save_and_reraise_exception() as ctxt:
|
|
if not isinstance(exc, (
|
|
exception.InstanceNotFound,
|
|
exception.UnexpectedDeletingTaskStateError)):
|
|
LOG.exception(_LE('Instance failed to spawn'),
|
|
instance=instance)
|
|
# Make sure the async call finishes
|
|
if network_info is not None:
|
|
network_info.wait(do_raise=False)
|
|
try:
|
|
self._shutdown_instance(context, instance,
|
|
block_device_mapping,
|
|
requested_networks,
|
|
try_deallocate_networks=False)
|
|
except Exception:
|
|
ctxt.reraise = False
|
|
msg = _('Could not clean up failed build,'
|
|
' not rescheduling')
|
|
raise exception.BuildAbortException(
|
|
instance_uuid=instance.uuid, reason=msg)
|
|
|
|
def _build_and_run_instance(self, context, host, instance, image,
|
|
request_spec, injected_files, admin_password,
|
|
requested_networks, security_groups,
|
|
block_device_mapping, node, limits,
|
|
filter_properties):
|
|
|
|
image_name = image.get('name')
|
|
self._notify_about_instance_usage(context, instance, 'create.start',
|
|
extra_usage_info={
|
|
'image_name': image_name})
|
|
try:
|
|
self._validate_instance_group_policy(context, instance,
|
|
filter_properties)
|
|
with self._build_resources(context, instance, requested_networks,
|
|
security_groups, image,
|
|
block_device_mapping) as resources:
|
|
instance.vm_state = vm_states.BUILDING
|
|
instance.task_state = task_states.SPAWNING
|
|
instance.save(
|
|
expected_task_state=task_states.BLOCK_DEVICE_MAPPING)
|
|
cascaded_ports = resources['cascaded_ports']
|
|
request_spec['block_device_mapping'] = block_device_mapping
|
|
request_spec['security_group'] = security_groups
|
|
self._proxy_run_instance(
|
|
context, instance, request_spec, filter_properties,
|
|
requested_networks, injected_files, admin_password,
|
|
None, host, node, None, cascaded_ports)
|
|
|
|
except (exception.InstanceNotFound,
|
|
exception.UnexpectedDeletingTaskStateError) as e:
|
|
with excutils.save_and_reraise_exception():
|
|
self._notify_about_instance_usage(context, instance,
|
|
'create.end', fault=e)
|
|
except exception.ComputeResourcesUnavailable as e:
|
|
LOG.debug(e.format_message(), instance=instance)
|
|
self._notify_about_instance_usage(context, instance,
|
|
'create.error', fault=e)
|
|
raise exception.RescheduledException(
|
|
instance_uuid=instance.uuid, reason=e.format_message())
|
|
except exception.BuildAbortException as e:
|
|
with excutils.save_and_reraise_exception():
|
|
LOG.debug(e.format_message(), instance=instance)
|
|
self._notify_about_instance_usage(context, instance,
|
|
'create.error', fault=e)
|
|
except (exception.FixedIpLimitExceeded,
|
|
exception.NoMoreNetworks) as e:
|
|
LOG.warn(_LW('No more network or fixed IP to be allocated'),
|
|
instance=instance)
|
|
self._notify_about_instance_usage(context, instance,
|
|
'create.error', fault=e)
|
|
msg = _('Failed to allocate the network(s) with error %s, '
|
|
'not rescheduling.') % e.format_message()
|
|
raise exception.BuildAbortException(instance_uuid=instance.uuid,
|
|
reason=msg)
|
|
except (exception.VirtualInterfaceCreateException,
|
|
exception.VirtualInterfaceMacAddressException) as e:
|
|
LOG.exception(_LE('Failed to allocate network(s)'),
|
|
instance=instance)
|
|
self._notify_about_instance_usage(context, instance,
|
|
'create.error', fault=e)
|
|
msg = _('Failed to allocate the network(s), not rescheduling.')
|
|
raise exception.BuildAbortException(instance_uuid=instance.uuid,
|
|
reason=msg)
|
|
except (exception.FlavorDiskTooSmall,
|
|
exception.FlavorMemoryTooSmall,
|
|
exception.ImageNotActive,
|
|
exception.ImageUnacceptable) as e:
|
|
self._notify_about_instance_usage(context, instance,
|
|
'create.error', fault=e)
|
|
raise exception.BuildAbortException(instance_uuid=instance.uuid,
|
|
reason=e.format_message())
|
|
except Exception as e:
|
|
self._notify_about_instance_usage(context, instance,
|
|
'create.error', fault=e)
|
|
raise exception.RescheduledException(
|
|
instance_uuid=instance.uuid, reason=six.text_type(e))
|
|
|
|
def _shutdown_instance(self, context, instance, bdms,
|
|
requested_networks=None, notify=True,
|
|
try_deallocate_networks=True):
|
|
LOG.debug('Proxy stop instance')
|
|
|
|
# proxy new function below
|
|
|
|
def _heal_proxy_networks(self, context, instance, network_info):
|
|
pass
|
|
|
|
def _heal_proxy_ports(self, context, instance, network_info):
|
|
return []
|
|
|
|
def _proxy_run_instance(self, context, instance, request_spec=None,
|
|
filter_properties=None, requested_networks=None,
|
|
injected_files=None, admin_password=None,
|
|
is_first_time=False, host=None, node=None,
|
|
legacy_bdm_in_spec=True, physical_ports=None):
|
|
LOG.debug('Proxy run instance')
|