def _migrate_live(self, req, id, body):
"""Permit admins to (live) migrate a server to a new host."""
context = req.environ["nova.context"]
authorize(context, 'migrateLive')
try:
block_migration = body["os-migrateLive"]["block_migration"]
disk_over_commit = body["os-migrateLive"]["disk_over_commit"]
host = body["os-migrateLive"]["host"]
except (TypeError, KeyError):
msg = _("host, block_migration and disk_over_commit must "
"be specified for live migration.")
raise exc.HTTPBadRequest(explanation=msg)
try:
block_migration = strutils.bool_from_string(block_migration,
strict=True)
disk_over_commit = strutils.bool_from_string(disk_over_commit,
strict=True)
except ValueError as err:
raise exc.HTTPBadRequest(explanation=six.text_type(err))
instance = common.get_instance(self.compute_api,
context,
id,
want_objects=True)
try:
self.compute_api.live_migrate(context, instance, block_migration,
disk_over_commit, host)
except (exception.NoValidHost, exception.ComputeServiceUnavailable,
exception.InvalidHypervisorType, exception.InvalidCPUInfo,
exception.UnableToMigrateToSelf,
exception.DestinationHypervisorTooOld,
exception.InvalidLocalStorage, exception.InvalidSharedStorage,
exception.HypervisorUnavailable, exception.InstanceNotRunning,
exception.MigrationPreCheckError,
exception.LiveMigrationWithOldNovaNotSafe) as ex:
raise exc.HTTPBadRequest(explanation=ex.format_message())
except exception.InstanceNotFound as e:
raise exc.HTTPNotFound(explanation=e.format_message())
except exception.InstanceIsLocked as e:
raise exc.HTTPConflict(explanation=e.format_message())
except exception.InstanceInvalidState as state_error:
common.raise_http_conflict_for_instance_invalid_state(
state_error, 'os-migrateLive')
except Exception:
if host is None:
msg = _("Live migration of instance %s to another host "
"failed") % id
else:
msg = _("Live migration of instance %(id)s to host %(host)s "
"failed") % {
'id': id,
'host': host
}
LOG.exception(msg)
# Return messages from scheduler
raise exc.HTTPBadRequest(explanation=msg)
return webob.Response(status_int=202)
def _migrate_live(self, req, id, body):
"""Permit admins to (live) migrate a server to a new host."""
context = req.environ["nova.context"]
authorize(context, 'migrate_live')
block_migration = body["os-migrateLive"]["block_migration"]
disk_over_commit = body["os-migrateLive"]["disk_over_commit"]
host = body["os-migrateLive"]["host"]
block_migration = strutils.bool_from_string(block_migration,
strict=True)
disk_over_commit = strutils.bool_from_string(disk_over_commit,
strict=True)
try:
instance = common.get_instance(self.compute_api,
context,
id,
want_objects=True)
self.compute_api.live_migrate(context, instance, block_migration,
disk_over_commit, host)
except (exception.NoValidHost, exception.ComputeServiceUnavailable,
exception.InvalidHypervisorType, exception.InvalidCPUInfo,
exception.UnableToMigrateToSelf,
exception.DestinationHypervisorTooOld,
exception.InvalidLocalStorage, exception.InvalidSharedStorage,
exception.HypervisorUnavailable, exception.InstanceNotRunning,
exception.MigrationPreCheckError) as ex:
raise exc.HTTPBadRequest(explanation=ex.format_message())
except exception.InstanceIsLocked as e:
raise exc.HTTPConflict(explanation=e.format_message())
except exception.InstanceInvalidState as state_error:
common.raise_http_conflict_for_instance_invalid_state(
state_error, 'os-migrateLive')
return webob.Response(status_int=202)
def _migrate_live(self, req, id, body):
"""Permit admins to (live) migrate a server to a new host."""
context = req.environ["nova.context"]
authorize(context, 'migrateLive')
try:
block_migration = body["os-migrateLive"]["block_migration"]
disk_over_commit = body["os-migrateLive"]["disk_over_commit"]
host = body["os-migrateLive"]["host"]
except (TypeError, KeyError):
msg = _("host, block_migration and disk_over_commit must "
"be specified for live migration.")
raise exc.HTTPBadRequest(explanation=msg)
try:
block_migration = strutils.bool_from_string(block_migration,
strict=True)
disk_over_commit = strutils.bool_from_string(disk_over_commit,
strict=True)
except ValueError as err:
raise exc.HTTPBadRequest(explanation=six.text_type(err))
instance = common.get_instance(self.compute_api, context, id,
want_objects=True)
try:
self.compute_api.live_migrate(context, instance, block_migration,
disk_over_commit, host)
except (exception.NoValidHost,
exception.ComputeServiceUnavailable,
exception.InvalidHypervisorType,
exception.InvalidCPUInfo,
exception.UnableToMigrateToSelf,
exception.DestinationHypervisorTooOld,
exception.InvalidLocalStorage,
exception.InvalidSharedStorage,
exception.HypervisorUnavailable,
exception.InstanceNotRunning,
exception.ComputeHostNotFound,
exception.MigrationPreCheckError) as ex:
raise exc.HTTPBadRequest(explanation=ex.format_message())
except exception.InstanceNotFound as e:
raise exc.HTTPNotFound(explanation=e.format_message())
except exception.InstanceIsLocked as e:
raise exc.HTTPConflict(explanation=e.format_message())
except exception.InstanceInvalidState as state_error:
common.raise_http_conflict_for_instance_invalid_state(state_error,
'os-migrateLive')
except Exception:
if host is None:
msg = _("Live migration of instance %s to another host "
"failed") % id
else:
msg = _("Live migration of instance %(id)s to host %(host)s "
"failed") % {'id': id, 'host': host}
LOG.exception(msg)
# Return messages from scheduler
raise exc.HTTPBadRequest(explanation=msg)
return webob.Response(status_int=202)
def _validate(self, bdm_dict):
"""Basic data format validations."""
dict_fields = set(key for key, _ in bdm_dict.iteritems())
# Check that there are no bogus fields
if not (dict_fields <=
(self._fields | self._db_only_fields)):
raise exception.InvalidBDMFormat(
details=_("Some fields are invalid."))
if bdm_dict.get('no_device'):
return
# Check that all required fields are there
if (self._required_fields and
not ((dict_fields & self._required_fields) ==
self._required_fields)):
raise exception.InvalidBDMFormat(
details=_("Some required fields are missing"))
if 'delete_on_termination' in bdm_dict:
bdm_dict['delete_on_termination'] = strutils.bool_from_string(
bdm_dict['delete_on_termination'])
if bdm_dict.get('device_name') is not None:
validate_device_name(bdm_dict['device_name'])
validate_and_default_volume_size(bdm_dict)
if bdm_dict.get('boot_index'):
try:
bdm_dict['boot_index'] = int(bdm_dict['boot_index'])
except ValueError:
raise exception.InvalidBDMFormat(
details=_("Boot index is invalid."))
def create(self, req, body):
"""Creates a new snapshot."""
context = req.environ['nova.context']
authorize(context)
if not self.is_valid_body(body, 'snapshot'):
msg = _("snapshot not specified")
raise exc.HTTPBadRequest(explanation=msg)
snapshot = body['snapshot']
volume_id = snapshot['volume_id']
LOG.audit(_("Create snapshot from volume %s"),
volume_id,
context=context)
force = snapshot.get('force', False)
try:
force = strutils.bool_from_string(force, strict=True)
except ValueError:
msg = _("Invalid value '%s' for force.") % force
raise exc.HTTPBadRequest(explanation=msg)
if force:
create_func = self.volume_api.create_snapshot_force
else:
create_func = self.volume_api.create_snapshot
new_snapshot = create_func(context, volume_id,
snapshot.get('display_name'),
snapshot.get('display_description'))
retval = _translate_snapshot_detail_view(context, new_snapshot)
return {'snapshot': retval}
def sync_instances(self, req, body):
"""Tell all cells to sync instance info."""
context = req.environ['nova.context']
authorize(context)
project_id = body.pop('project_id', None)
deleted = body.pop('deleted', False)
updated_since = body.pop('updated_since', None)
if body:
msg = _("Only 'updated_since', 'project_id' and 'deleted' are "
"understood.")
raise exc.HTTPBadRequest(explanation=msg)
if isinstance(deleted, six.string_types):
try:
deleted = strutils.bool_from_string(deleted, strict=True)
except ValueError as err:
raise exc.HTTPBadRequest(explanation=str(err))
if updated_since:
try:
timeutils.parse_isotime(updated_since)
except ValueError:
msg = _('Invalid changes-since value')
raise exc.HTTPBadRequest(explanation=msg)
self.cells_rpcapi.sync_instances(context,
project_id=project_id,
updated_since=updated_since,
deleted=deleted)
def server_create(self, server_dict, create_kwargs):
# min_count and max_count are optional. If they exist, they may come
# in as strings. Verify that they are valid integers and > 0.
# Also, we want to default 'min_count' to 1, and default
# 'max_count' to be 'min_count'.
min_count = server_dict.get(MIN_ATTRIBUTE_NAME, 1)
max_count = server_dict.get(MAX_ATTRIBUTE_NAME, min_count)
return_id = server_dict.get(RRID_ATTRIBUTE_NAME, False)
try:
min_count = utils.validate_integer(min_count,
"min_count", min_value=1)
max_count = utils.validate_integer(max_count,
"max_count", min_value=1)
return_id = strutils.bool_from_string(return_id, strict=True)
except exception.InvalidInput as e:
raise exc.HTTPBadRequest(explanation=e.format_message())
if min_count > max_count:
msg = _('min_count must be <= max_count')
raise exc.HTTPBadRequest(explanation=msg)
create_kwargs['min_count'] = min_count
create_kwargs['max_count'] = max_count
create_kwargs['return_reservation_id'] = return_id
def server_create(self, server_dict, create_kwargs):
# min_count and max_count are optional. If they exist, they may come
# in as strings. Verify that they are valid integers and > 0.
# Also, we want to default 'min_count' to 1, and default
# 'max_count' to be 'min_count'.
min_count = server_dict.get(MIN_ATTRIBUTE_NAME, 1)
max_count = server_dict.get(MAX_ATTRIBUTE_NAME, min_count)
return_id = server_dict.get(RRID_ATTRIBUTE_NAME, False)
try:
min_count = utils.validate_integer(min_count,
"min_count",
min_value=1)
max_count = utils.validate_integer(max_count,
"max_count",
min_value=1)
return_id = strutils.bool_from_string(return_id, strict=True)
except exception.InvalidInput as e:
raise exc.HTTPBadRequest(explanation=e.format_message())
if min_count > max_count:
msg = _('min_count must be <= max_count')
raise exc.HTTPBadRequest(explanation=msg)
create_kwargs['min_count'] = min_count
create_kwargs['max_count'] = max_count
create_kwargs['return_reservation_id'] = return_id
def _add_disk_config(self, context, images):
for image in images:
metadata = image['metadata']
if INTERNAL_DISK_CONFIG in metadata:
raw_value = metadata[INTERNAL_DISK_CONFIG]
value = strutils.bool_from_string(raw_value)
image[API_DISK_CONFIG] = disk_config_to_api(value)
def sync_instances(self, req, body):
"""Tell all cells to sync instance info."""
context = req.environ['nova.context']
authorize(context)
authorize(context, action="sync_instances")
project_id = body.pop('project_id', None)
deleted = body.pop('deleted', False)
updated_since = body.pop('updated_since', None)
if body:
msg = _("Only 'updated_since', 'project_id' and 'deleted' are "
"understood.")
raise exc.HTTPBadRequest(explanation=msg)
if isinstance(deleted, six.string_types):
try:
deleted = strutils.bool_from_string(deleted, strict=True)
except ValueError as err:
raise exc.HTTPBadRequest(explanation=str(err))
if updated_since:
try:
timeutils.parse_isotime(updated_since)
except ValueError:
msg = _('Invalid changes-since value')
raise exc.HTTPBadRequest(explanation=msg)
self.cells_rpcapi.sync_instances(context, project_id=project_id,
updated_since=updated_since, deleted=deleted)
def _add_disk_config(self, context, images):
for image in images:
metadata = image['metadata']
if INTERNAL_DISK_CONFIG in metadata:
raw_value = metadata[INTERNAL_DISK_CONFIG]
value = strutils.bool_from_string(raw_value)
image[API_DISK_CONFIG] = disk_config_to_api(value)
def create(self, req, body):
"""Creates a new snapshot."""
context = req.environ["nova.context"]
authorize(context)
if not self.is_valid_body(body, "snapshot"):
raise exc.HTTPUnprocessableEntity()
snapshot = body["snapshot"]
volume_id = snapshot["volume_id"]
LOG.audit(_("Create snapshot from volume %s"), volume_id, context=context)
force = snapshot.get("force", False)
try:
force = strutils.bool_from_string(force, strict=True)
except ValueError:
msg = _("Invalid value '%s' for force.") % force
raise exception.InvalidParameterValue(err=msg)
if force:
create_func = self.volume_api.create_snapshot_force
else:
create_func = self.volume_api.create_snapshot
new_snapshot = create_func(
context, volume_id, snapshot.get("display_name"), snapshot.get("display_description")
)
retval = _translate_snapshot_detail_view(context, new_snapshot)
return {"snapshot": retval}
def create(self, req, body):
"""Creates a new snapshot."""
context = req.environ['nova.context']
authorize(context)
if not self.is_valid_body(body, 'snapshot'):
msg = _("snapshot not specified")
raise exc.HTTPBadRequest(explanation=msg)
snapshot = body['snapshot']
volume_id = snapshot['volume_id']
LOG.audit(_("Create snapshot from volume %s"), volume_id,
context=context)
force = snapshot.get('force', False)
try:
force = strutils.bool_from_string(force, strict=True)
except ValueError:
msg = _("Invalid value '%s' for force.") % force
raise exc.HTTPBadRequest(explanation=msg)
if force:
create_func = self.volume_api.create_snapshot_force
else:
create_func = self.volume_api.create_snapshot
new_snapshot = create_func(context, volume_id,
snapshot.get('display_name'),
snapshot.get('display_description'))
retval = _translate_snapshot_detail_view(context, new_snapshot)
return {'snapshot': retval}
def _validate(self, bdm_dict):
"""Basic data format validations."""
dict_fields = set(key for key, _ in bdm_dict.iteritems())
# Check that there are no bogus fields
if not (dict_fields <=
(self._fields | self._db_only_fields)):
raise exception.InvalidBDMFormat(
details="Some fields are invalid.")
if bdm_dict.get('no_device'):
return
# Check that all required fields are there
if (self._required_fields and
not ((dict_fields & self._required_fields) ==
self._required_fields)):
raise exception.InvalidBDMFormat(
details="Some required fields are missing")
if 'delete_on_termination' in bdm_dict:
bdm_dict['delete_on_termination'] = strutils.bool_from_string(
bdm_dict['delete_on_termination'])
if bdm_dict.get('device_name') is not None:
validate_device_name(bdm_dict['device_name'])
validate_and_default_volume_size(bdm_dict)
if bdm_dict.get('boot_index'):
try:
bdm_dict['boot_index'] = int(bdm_dict['boot_index'])
except ValueError:
raise exception.InvalidBDMFormat(
details="Boot index is invalid.")
def _migrate_live(self, req, id, body):
"""Permit admins to (live) migrate a server to a new host."""
context = req.environ["nova.context"]
authorize(context, 'migrate_live')
try:
block_migration = body["migrate_live"]["block_migration"]
disk_over_commit = body["migrate_live"]["disk_over_commit"]
host = body["migrate_live"]["host"]
except (TypeError, KeyError):
msg = _("host, block_migration and disk_over_commit must "
"be specified for live migration.")
raise exc.HTTPBadRequest(explanation=msg)
try:
block_migration = strutils.bool_from_string(block_migration,
strict=True)
disk_over_commit = strutils.bool_from_string(disk_over_commit,
strict=True)
except ValueError as err:
raise exc.HTTPBadRequest(explanation=str(err))
try:
instance = common.get_instance(self.compute_api, context, id,
want_objects=True)
self.compute_api.live_migrate(context, instance, block_migration,
disk_over_commit, host)
except (exception.NoValidHost,
exception.ComputeServiceUnavailable,
exception.InvalidHypervisorType,
exception.InvalidCPUInfo,
exception.UnableToMigrateToSelf,
exception.DestinationHypervisorTooOld,
exception.InvalidLocalStorage,
exception.InvalidSharedStorage,
exception.HypervisorUnavailable,
exception.InstanceNotRunning,
exception.MigrationPreCheckError) as ex:
raise exc.HTTPBadRequest(explanation=ex.format_message())
except exception.InstanceInvalidState as state_error:
common.raise_http_conflict_for_instance_invalid_state(state_error,
'migrate_live')
return webob.Response(status_int=202)
def _evacuate(self, req, id, body):
"""Permit admins to evacuate a server from a failed host
to a new one.
"""
context = req.environ["nova.context"]
authorize(context)
if not self.is_valid_body(body, "evacuate"):
raise exc.HTTPBadRequest(_("Malformed request body"))
evacuate_body = body["evacuate"]
try:
host = evacuate_body["host"]
on_shared_storage = strutils.bool_from_string(
evacuate_body["onSharedStorage"])
except (TypeError, KeyError):
msg = _("host and onSharedStorage must be specified.")
raise exc.HTTPBadRequest(explanation=msg)
password = None
if 'adminPass' in evacuate_body:
# check that if requested to evacuate server on shared storage
# password not specified
if on_shared_storage:
msg = _("admin password can't be changed on existing disk")
raise exc.HTTPBadRequest(explanation=msg)
password = evacuate_body['adminPass']
elif not on_shared_storage:
password = utils.generate_password()
try:
self.host_api.service_get_by_compute_host(context, host)
except exception.NotFound:
msg = _("Compute host %s not found.") % host
raise exc.HTTPNotFound(explanation=msg)
try:
instance = self.compute_api.get(context, id, want_objects=True)
if instance.host == host:
msg = _("The target host can't be the same one.")
raise exc.HTTPBadRequest(explanation=msg)
self.compute_api.evacuate(context, instance, host,
on_shared_storage, password)
except exception.InstanceInvalidState as state_error:
common.raise_http_conflict_for_instance_invalid_state(
state_error, 'evacuate')
except exception.InstanceNotFound as e:
raise exc.HTTPNotFound(explanation=e.format_message())
except exception.ComputeServiceInUse as e:
raise exc.HTTPBadRequest(explanation=e.format_message())
if password:
return {'adminPass': password}
def _evacuate(self, req, id, body):
"""Permit admins to evacuate a server from a failed host
to a new one.
"""
context = req.environ["nova.context"]
authorize(context)
if not self.is_valid_body(body, "evacuate"):
raise exc.HTTPBadRequest(_("Malformed request body"))
evacuate_body = body["evacuate"]
try:
host = evacuate_body["host"]
on_shared_storage = strutils.bool_from_string(
evacuate_body["onSharedStorage"])
except (TypeError, KeyError):
msg = _("host and onSharedStorage must be specified.")
raise exc.HTTPBadRequest(explanation=msg)
password = None
if 'adminPass' in evacuate_body:
# check that if requested to evacuate server on shared storage
# password not specified
if on_shared_storage:
msg = _("admin password can't be changed on existing disk")
raise exc.HTTPBadRequest(explanation=msg)
password = evacuate_body['adminPass']
elif not on_shared_storage:
password = utils.generate_password()
try:
self.host_api.service_get_by_compute_host(context, host)
except exception.NotFound:
msg = _("Compute host %s not found.") % host
raise exc.HTTPNotFound(explanation=msg)
try:
instance = self.compute_api.get(context, id)
if instance['host'] == host:
msg = _("The target host can't be the same one.")
raise exc.HTTPBadRequest(explanation=msg)
self.compute_api.evacuate(context, instance, host,
on_shared_storage, password)
except exception.InstanceInvalidState as state_error:
common.raise_http_conflict_for_instance_invalid_state(state_error,
'evacuate')
except exception.InstanceNotFound as e:
raise exc.HTTPNotFound(explanation=e.format_message())
except exception.ComputeServiceInUse as e:
raise exc.HTTPBadRequest(explanation=e.format_message())
if password:
return {'adminPass': password}
def server_xml_extract_server_deserialize(self, server_node, server_dict):
res_id = server_node.getAttribute(RRID_ATTRIBUTE_NAME)
if res_id:
server_dict[RRID_ATTRIBUTE_NAME] = strutils.bool_from_string(
res_id)
min_count = server_node.getAttribute(MIN_ATTRIBUTE_NAME)
if min_count:
server_dict[MIN_ATTRIBUTE_NAME] = min_count
max_count = server_node.getAttribute(MAX_ATTRIBUTE_NAME)
if max_count:
server_dict[MAX_ATTRIBUTE_NAME] = max_count
def server_xml_extract_server_deserialize(self, server_node, server_dict):
res_id = server_node.getAttribute(RRID_ATTRIBUTE_NAME)
if res_id:
server_dict[RRID_ATTRIBUTE_NAME] = strutils.bool_from_string(
res_id)
min_count = server_node.getAttribute(MIN_ATTRIBUTE_NAME)
if min_count:
server_dict[MIN_ATTRIBUTE_NAME] = min_count
max_count = server_node.getAttribute(MAX_ATTRIBUTE_NAME)
if max_count:
server_dict[MAX_ATTRIBUTE_NAME] = max_count
def should_use_agent(instance):
sys_meta = utils.instance_sys_meta(instance)
if USE_AGENT_SM_KEY not in sys_meta:
return CONF.xenserver.use_agent_default
else:
use_agent_raw = sys_meta[USE_AGENT_SM_KEY]
try:
return strutils.bool_from_string(use_agent_raw, strict=True)
except ValueError:
LOG.warn(_("Invalid 'agent_present' value. " "Falling back to the default."), instance=instance)
return CONF.xenserver.use_agent_default
def _migrate_live(self, req, id, body):
"""Permit admins to (live) migrate a server to a new host."""
context = req.environ["nova.context"]
authorize(context, 'migrate_live')
try:
block_migration = body["migrate_live"]["block_migration"]
disk_over_commit = body["migrate_live"]["disk_over_commit"]
host = body["migrate_live"]["host"]
pclm = body["migrate_live"]["pclm"]
except (TypeError, KeyError):
msg = _("host, block_migration, disk_over_commit and pclm must "
"be specified for live migration.")
raise exc.HTTPBadRequest(explanation=msg)
try:
block_migration = strutils.bool_from_string(block_migration,
strict=True)
disk_over_commit = strutils.bool_from_string(disk_over_commit,
strict=True)
except ValueError as err:
raise exc.HTTPBadRequest(explanation=str(err))
try:
instance = common.get_instance(self.compute_api, context, id,
want_objects=True)
self.compute_api.live_migrate(context, instance, block_migration,
disk_over_commit, host, pclm)
except (exception.ComputeServiceUnavailable,
exception.InvalidHypervisorType,
exception.UnableToMigrateToSelf,
exception.DestinationHypervisorTooOld,
exception.NoValidHost,
exception.InvalidLocalStorage,
exception.InvalidSharedStorage,
exception.MigrationPreCheckError) as ex:
raise exc.HTTPBadRequest(explanation=ex.format_message())
except exception.InstanceInvalidState as state_error:
common.raise_http_conflict_for_instance_invalid_state(state_error,
'migrate_live')
return webob.Response(status_int=202)
def required_by(instance):
image_prop = utils.instance_sys_meta(instance).get(
utils.SM_IMAGE_PROP_PREFIX + 'img_config_drive', 'optional')
if image_prop not in ['optional', 'mandatory']:
LOG.warn(_LW('Image config drive option %(image_prop)s is invalid '
'and will be ignored') % {'image_prop': image_prop},
instance=instance)
return (instance.get('config_drive') or 'always' == CONF.force_config_drive
or strutils.bool_from_string(CONF.force_config_drive)
or image_prop == 'mandatory')
def _untranslate_volume_summary_view(context, vol):
"""Maps keys for volumes summary view."""
d = {}
d["id"] = vol.id
d["status"] = vol.status
d["size"] = vol.size
d["availability_zone"] = vol.availability_zone
d["created_at"] = vol.created_at
d["shareable"] = vol.shareable
# TODO(jdg): The calling code expects attach_time and
# mountpoint to be set. When the calling
# code is more defensive this can be
# removed.
d["attach_time"] = ""
d["mountpoint"] = ""
if vol.attachments:
d["attachments"] = []
for attach in vol.attachments:
a = {
"attach_status": "attached",
"attachment_id": attach["attachment_id"],
"instance_uuid": attach["server_id"],
"mountpoint": attach["device"],
}
d["attachments"].append(a)
d["attach_status"] = "attached"
else:
d["attach_status"] = "detached"
d["attachments"] = []
# NOTE(dzyu) volume(cinder) v2 API uses 'name' instead of 'display_name',
# and use 'description' instead of 'display_description' for volume.
if hasattr(vol, "display_name"):
d["display_name"] = vol.display_name
d["display_description"] = vol.display_description
else:
d["display_name"] = vol.name
d["display_description"] = vol.description
# TODO(jdg): Information may be lost in this translation
d["volume_type_id"] = vol.volume_type
d["snapshot_id"] = vol.snapshot_id
d["bootable"] = strutils.bool_from_string(vol.bootable)
d["volume_metadata"] = {}
for key, value in vol.metadata.items():
d["volume_metadata"][key] = value
if hasattr(vol, "volume_image_metadata"):
d["volume_image_metadata"] = copy.deepcopy(vol.volume_image_metadata)
return d
def should_use_agent(instance):
sys_meta = utils.instance_sys_meta(instance)
if USE_AGENT_SM_KEY not in sys_meta:
return CONF.xenserver.use_agent_default
else:
use_agent_raw = sys_meta[USE_AGENT_SM_KEY]
try:
return strutils.bool_from_string(use_agent_raw, strict=True)
except ValueError:
LOG.warn(_("Invalid 'agent_present' value. "
"Falling back to the default."),
instance=instance)
return CONF.xenserver.use_agent_default
def _untranslate_volume_summary_view(context, vol):
"""Maps keys for volumes summary view."""
d = {}
d['id'] = vol.id
d['status'] = vol.status
d['size'] = vol.size
d['availability_zone'] = vol.availability_zone
d['created_at'] = vol.created_at
d['shareable'] = vol.shareable
# TODO(jdg): The calling code expects attach_time and
# mountpoint to be set. When the calling
# code is more defensive this can be
# removed.
d['attach_time'] = ""
d['mountpoint'] = ""
if vol.attachments:
d['attachments'] = []
for attach in vol.attachments:
a = {'attach_status': 'attached',
'attachment_id': attach['attachment_id'],
'instance_uuid': attach['server_id'],
'mountpoint': attach['device'],
}
d['attachments'].append(a)
d['attach_status'] = 'attached'
else:
d['attach_status'] = 'detached'
d['attachments'] = []
# NOTE(dzyu) volume(cinder) v2 API uses 'name' instead of 'display_name',
# and use 'description' instead of 'display_description' for volume.
if hasattr(vol, 'display_name'):
d['display_name'] = vol.display_name
d['display_description'] = vol.display_description
else:
d['display_name'] = vol.name
d['display_description'] = vol.description
# TODO(jdg): Information may be lost in this translation
d['volume_type_id'] = vol.volume_type
d['snapshot_id'] = vol.snapshot_id
d['bootable'] = strutils.bool_from_string(vol.bootable)
d['volume_metadata'] = {}
for key, value in vol.metadata.items():
d['volume_metadata'][key] = value
if hasattr(vol, 'volume_image_metadata'):
d['volume_image_metadata'] = copy.deepcopy(vol.volume_image_metadata)
return d
def sync_instances(self, req, body):
"""Tell all cells to sync instance info."""
context = req.environ['nova.context']
authorize(context)
authorize(context, action="sync_instances")
project_id = body.pop('project_id', None)
deleted = body.pop('deleted', False)
updated_since = body.pop('updated_since', None)
if isinstance(deleted, six.string_types):
deleted = strutils.bool_from_string(deleted, strict=True)
self.cells_rpcapi.sync_instances(context, project_id=project_id,
updated_since=updated_since, deleted=deleted)
def _parse_is_public(self, is_public):
"""Parse is_public into something usable."""
if is_public is None:
# preserve default value of showing only public flavors
return True
elif utils.is_none_string(is_public):
return None
else:
try:
return strutils.bool_from_string(is_public, strict=True)
except ValueError:
msg = _('Invalid is_public filter [%s]') % is_public
raise webob.exc.HTTPBadRequest(explanation=msg)
def _evacuate(self, req, id, body):
"""Permit admins to evacuate a server from a failed host
to a new one.
"""
context = req.environ["nova.context"]
authorize(context)
evacuate_body = body["evacuate"]
host = evacuate_body.get("host")
on_shared_storage = strutils.bool_from_string(
evacuate_body["onSharedStorage"])
password = None
if 'adminPass' in evacuate_body:
# check that if requested to evacuate server on shared storage
# password not specified
if on_shared_storage:
msg = _("admin password can't be changed on existing disk")
raise exc.HTTPBadRequest(explanation=msg)
password = evacuate_body['adminPass']
elif not on_shared_storage:
password = utils.generate_password()
if host is not None:
try:
self.host_api.service_get_by_compute_host(context, host)
except exception.NotFound:
msg = _("Compute host %s not found.") % host
raise exc.HTTPNotFound(explanation=msg)
instance = common.get_instance(self.compute_api, context, id,
want_objects=True)
if instance.host == host:
msg = _("The target host can't be the same one.")
raise exc.HTTPBadRequest(explanation=msg)
try:
self.compute_api.evacuate(context, instance, host,
on_shared_storage, password)
except exception.InstanceInvalidState as state_error:
common.raise_http_conflict_for_instance_invalid_state(state_error,
'evacuate', id)
except exception.ComputeServiceInUse as e:
raise exc.HTTPBadRequest(explanation=e.format_message())
if CONF.enable_instance_password:
return {'adminPass': password}
else:
return {}
def update(self, req, id, body):
context = req.environ['nova.context']
authorize_update(context)
project_id = id
params = urlparse.parse_qs(req.environ.get('QUERY_STRING', ''))
user_id = params.get('user_id', [None])[0]
quota_set = body['quota_set']
force_update = strutils.bool_from_string(
quota_set.get('force', 'False'))
try:
settable_quotas = QUOTAS.get_settable_quotas(context,
project_id,
user_id=user_id)
except exception.Forbidden:
raise webob.exc.HTTPForbidden()
LOG.debug("Force update quotas: %s", force_update)
for key, value in body['quota_set'].iteritems():
if key == 'force' or (not value and value != 0):
continue
# validate whether already used and reserved exceeds the new
# quota, this check will be ignored if admin want to force
# update
value = int(value)
if not force_update:
minimum = settable_quotas[key]['minimum']
maximum = settable_quotas[key]['maximum']
self._validate_quota_limit(key, value, minimum, maximum)
try:
objects.Quotas.create_limit(context,
project_id,
key,
value,
user_id=user_id)
except exception.QuotaExists:
objects.Quotas.update_limit(context,
project_id,
key,
value,
user_id=user_id)
except exception.AdminRequired:
raise webob.exc.HTTPForbidden()
return self._format_quota_set(
id, self._get_quotas(context, id, user_id=user_id))
def required_by(instance):
image_prop = utils.instance_sys_meta(instance).get(utils.SM_IMAGE_PROP_PREFIX + "img_config_drive", "optional")
if image_prop not in ["optional", "mandatory"]:
LOG.warn(
_LW("Image config drive option %(image_prop)s is invalid " "and will be ignored")
% {"image_prop": image_prop},
instance=instance,
)
return (
instance.get("config_drive")
or "always" == CONF.force_config_drive
or strutils.bool_from_string(CONF.force_config_drive)
or image_prop == "mandatory"
)
def sync_instances(self, req, body):
"""Tell all cells to sync instance info."""
context = req.environ['nova.context']
authorize(context)
authorize(context, action="sync_instances")
project_id = body.pop('project_id', None)
deleted = body.pop('deleted', False)
updated_since = body.pop('updated_since', None)
if isinstance(deleted, six.string_types):
deleted = strutils.bool_from_string(deleted, strict=True)
self.cells_rpcapi.sync_instances(context,
project_id=project_id,
updated_since=updated_since,
deleted=deleted)
def _evacuate(self, req, id, body):
"""
Permit admins to evacuate a server from a failed host
to a new one.
"""
context = req.environ["nova.context"]
authorize(context)
try:
if len(body) != 1:
raise exc.HTTPBadRequest(_("Malformed request body"))
evacuate_body = body["evacuate"]
host = evacuate_body["host"]
on_shared_storage = strutils.bool_from_string(
evacuate_body["onSharedStorage"])
password = None
if 'adminPass' in evacuate_body:
# check that if requested to evacuate server on shared storage
# password not specified
if on_shared_storage:
msg = _("admin password can't be changed on existing disk")
raise exc.HTTPBadRequest(explanation=msg)
password = evacuate_body['adminPass']
elif not on_shared_storage:
password = utils.generate_password()
except (TypeError, KeyError):
msg = _("host and onSharedStorage must be specified.")
raise exc.HTTPBadRequest(explanation=msg)
try:
instance = self.compute_api.get(context, id)
self.compute_api.evacuate(context, instance, host,
on_shared_storage, password)
except exception.InstanceInvalidState as state_error:
common.raise_http_conflict_for_instance_invalid_state(
state_error, 'evacuate')
except Exception as e:
msg = _("Error in evacuate, %s") % e
LOG.exception(msg, instance=instance)
raise exc.HTTPBadRequest(explanation=msg)
if password:
return {'adminPass': password}
def _evacuate(self, req, id, body):
"""
Permit admins to evacuate a server from a failed host
to a new one.
"""
context = req.environ["nova.context"]
authorize(context)
try:
if len(body) != 1:
raise exc.HTTPBadRequest(_("Malformed request body"))
evacuate_body = body["evacuate"]
host = evacuate_body["host"]
on_shared_storage = strutils.bool_from_string(
evacuate_body["onSharedStorage"])
password = None
if 'adminPass' in evacuate_body:
# check that if requested to evacuate server on shared storage
# password not specified
if on_shared_storage:
msg = _("admin password can't be changed on existing disk")
raise exc.HTTPBadRequest(explanation=msg)
password = evacuate_body['adminPass']
elif not on_shared_storage:
password = utils.generate_password()
except (TypeError, KeyError):
msg = _("host and onSharedStorage must be specified.")
raise exc.HTTPBadRequest(explanation=msg)
try:
instance = self.compute_api.get(context, id)
self.compute_api.evacuate(context, instance, host,
on_shared_storage, password)
except exception.InstanceInvalidState as state_error:
common.raise_http_conflict_for_instance_invalid_state(state_error,
'evacuate')
except Exception as e:
msg = _("Error in evacuate, %s") % e
LOG.exception(msg, instance=instance)
raise exc.HTTPBadRequest(explanation=msg)
if password:
return {'adminPass': password}
def _evacuate(self, req, id, body):
"""Permit admins to evacuate a server from a failed host
to a new one.
"""
context = req.environ["nova.context"]
authorize(context)
evacuate_body = body["evacuate"]
host = evacuate_body["host"]
on_shared_storage = strutils.bool_from_string(
evacuate_body["on_shared_storage"])
password = None
if 'admin_password' in evacuate_body:
# check that if requested to evacuate server on shared storage
# password not specified
if on_shared_storage:
msg = _("admin password can't be changed on existing disk")
raise exc.HTTPBadRequest(explanation=msg)
password = evacuate_body['admin_password']
elif not on_shared_storage:
password = utils.generate_password()
try:
self.host_api.service_get_by_compute_host(context, host)
except exception.NotFound:
msg = _("Compute host %s not found.") % host
raise exc.HTTPNotFound(explanation=msg)
instance = common.get_instance(self.compute_api, context, id)
try:
self.compute_api.evacuate(context, instance, host,
on_shared_storage, password)
except exception.InstanceInvalidState as state_error:
common.raise_http_conflict_for_instance_invalid_state(
state_error, 'evacuate')
except exception.ComputeServiceInUse as e:
raise exc.HTTPBadRequest(explanation=e.format_message())
if CONF.enable_instance_password:
return {'admin_password': password}
else:
return {}
def from_image(cls, image_id, image_meta=None):
"""Returns VMwareImage, the subset of properties the driver uses.
:param image_id - image id of image
:param image_meta - image metadata we are working with
:return: vmware image object
:rtype: nova.virt.vmwareapi.vmware_images.VmwareImage
"""
if image_meta is None:
image_meta = {}
properties = image_meta.get("properties", {})
# calculate linked_clone flag, allow image properties to override the
# global property set in the configurations.
image_linked_clone = properties.get(LINKED_CLONE_PROPERTY,
CONF.vmware.use_linked_clone)
# catch any string values that need to be interpreted as boolean values
linked_clone = strutils.bool_from_string(image_linked_clone)
props = {
'image_id': image_id,
'linked_clone': linked_clone
}
if 'size' in image_meta:
props['file_size'] = image_meta['size']
if 'disk_format' in image_meta:
props['file_type'] = image_meta['disk_format']
props_map = {
'vmware_ostype': 'os_type',
'vmware_adaptertype': 'adapter_type',
'vmware_disktype': 'disk_type',
'hw_vif_model': 'vif_model'
}
for k, v in props_map.iteritems():
if k in properties:
props[v] = properties[k]
return cls(**props)
def index(self, req):
"""Return a list of floating ips."""
context = req.environ['nova.context']
authorize(context)
all_tenants = False
if 'all_tenants' in req.GET:
try:
if strutils.bool_from_string(req.GET['all_tenants'], True):
authorize_all_tenants(context)
all_tenants = True
except ValueError as err:
raise webob.exc.HTTPBadRequest(explanation=str(err))
floating_ips = self.network_api.get_floating_ips(context, all_tenants)
for floating_ip in floating_ips:
self._normalize_ip(floating_ip)
return _translate_floating_ips_view(floating_ips)
def index(self, req):
"""Return a list of floating ips."""
context = req.environ['nova.context']
authorize(context)
all_tenants = False
if 'all_tenants' in req.GET:
try:
if strutils.bool_from_string(req.GET['all_tenants'], True):
authorize_all_tenants(context)
all_tenants = True
except ValueError as err:
raise webob.exc.HTTPBadRequest(explanation=str(err))
floating_ips = self.network_api.get_floating_ips(context, all_tenants)
for floating_ip in floating_ips:
self._normalize_ip(floating_ip)
return _translate_floating_ips_view(floating_ips)
def from_image(cls, image_id, image_meta=None):
"""Returns VMwareImage, the subset of properties the driver uses.
:param image_id - image id of image
:param image_meta - image metadata we are working with
:return: vmware image object
:rtype: nova.virt.vmwareapi.vmware_images.VmwareImage
"""
if image_meta is None:
image_meta = {}
properties = image_meta.get("properties", {})
# calculate linked_clone flag, allow image properties to override the
# global property set in the configurations.
image_linked_clone = properties.get(LINKED_CLONE_PROPERTY,
CONF.vmware.use_linked_clone)
# catch any string values that need to be interpreted as boolean values
linked_clone = strutils.bool_from_string(image_linked_clone)
props = {'image_id': image_id, 'linked_clone': linked_clone}
if 'size' in image_meta:
props['file_size'] = image_meta['size']
if 'disk_format' in image_meta:
props['file_type'] = image_meta['disk_format']
props_map = {
'vmware_ostype': 'os_type',
'vmware_adaptertype': 'adapter_type',
'vmware_disktype': 'disk_type',
'hw_vif_model': 'vif_model'
}
for k, v in props_map.iteritems():
if k in properties:
props[v] = properties[k]
return cls(**props)
def _untranslate_volume_summary_view(context, vol):
"""Maps keys for volumes summary view."""
d = {}
d['id'] = vol.id
d['status'] = vol.status
d['size'] = vol.size
d['availability_zone'] = vol.availability_zone
d['created_at'] = vol.created_at
# TODO(jdg): The calling code expects attach_time and
# mountpoint to be set. When the calling
# code is more defensive this can be
# removed.
d['attach_time'] = ""
d['mountpoint'] = ""
if vol.attachments:
att = vol.attachments[0]
d['attach_status'] = 'attached'
d['instance_uuid'] = att['server_id']
d['mountpoint'] = att['device']
else:
d['attach_status'] = 'detached'
d['display_name'] = vol.display_name
d['display_description'] = vol.display_description
# TODO(jdg): Information may be lost in this translation
d['volume_type_id'] = vol.volume_type
d['snapshot_id'] = vol.snapshot_id
d['bootable'] = strutils.bool_from_string(vol.bootable)
d['volume_metadata'] = {}
for key, value in vol.metadata.items():
d['volume_metadata'][key] = value
if hasattr(vol, 'volume_image_metadata'):
d['volume_image_metadata'] = copy.deepcopy(vol.volume_image_metadata)
return d
def _untranslate_volume_summary_view(context, vol):
"""Maps keys for volumes summary view."""
d = {}
d['id'] = vol.id
d['status'] = vol.status
d['size'] = vol.size
d['availability_zone'] = vol.availability_zone
d['created_at'] = vol.created_at
# TODO(jdg): The calling code expects attach_time and
# mountpoint to be set. When the calling
# code is more defensive this can be
# removed.
d['attach_time'] = ""
d['mountpoint'] = ""
if vol.attachments:
att = vol.attachments[0]
d['attach_status'] = 'attached'
d['instance_uuid'] = att['server_id']
d['mountpoint'] = att['device']
else:
d['attach_status'] = 'detached'
d['display_name'] = vol.display_name
d['display_description'] = vol.display_description
# TODO(jdg): Information may be lost in this translation
d['volume_type_id'] = vol.volume_type
d['snapshot_id'] = vol.snapshot_id
d['bootable'] = strutils.bool_from_string(vol.bootable)
d['volume_metadata'] = {}
for key, value in vol.metadata.items():
d['volume_metadata'][key] = value
if hasattr(vol, 'volume_image_metadata'):
d['volume_image_metadata'] = copy.deepcopy(vol.volume_image_metadata)
return d
def server_create(self, server_dict, create_kwargs, body_deprecated_param):
block_device_mapping = server_dict.get(ATTRIBUTE_NAME, [])
block_device_mapping_v2 = server_dict.get(ATTRIBUTE_NAME_V2, [])
if block_device_mapping and block_device_mapping_v2:
expl = _('Using different block_device_mapping syntaxes '
'is not allowed in the same request.')
raise exc.HTTPBadRequest(explanation=expl)
for bdm in block_device_mapping:
try:
block_device.validate_device_name(bdm.get("device_name"))
block_device.validate_and_default_volume_size(bdm)
except exception.InvalidBDMFormat as e:
raise exc.HTTPBadRequest(explanation=e.format_message())
if 'delete_on_termination' in bdm:
bdm['delete_on_termination'] = strutils.bool_from_string(
bdm['delete_on_termination'])
if block_device_mapping:
create_kwargs['block_device_mapping'] = block_device_mapping
# Sets the legacy_bdm flag if we got a legacy block device mapping.
create_kwargs['legacy_bdm'] = True
def server_create(self, server_dict, create_kwargs, body_deprecated_param):
block_device_mapping = server_dict.get(ATTRIBUTE_NAME, [])
block_device_mapping_v2 = server_dict.get(ATTRIBUTE_NAME_V2, [])
if block_device_mapping and block_device_mapping_v2:
expl = _('Using different block_device_mapping syntaxes '
'is not allowed in the same request.')
raise exc.HTTPBadRequest(explanation=expl)
for bdm in block_device_mapping:
try:
block_device.validate_device_name(bdm.get("device_name"))
block_device.validate_and_default_volume_size(bdm)
except exception.InvalidBDMFormat as e:
raise exc.HTTPBadRequest(explanation=e.format_message())
if 'delete_on_termination' in bdm:
bdm['delete_on_termination'] = strutils.bool_from_string(
bdm['delete_on_termination'])
if block_device_mapping:
create_kwargs['block_device_mapping'] = block_device_mapping
# Sets the legacy_bdm flag if we got a legacy block device mapping.
create_kwargs['legacy_bdm'] = True
def update(self, req, id, body):
context = req.environ['nova.context']
authorize_update(context)
project_id = id
params = urlparse.parse_qs(req.environ.get('QUERY_STRING', ''))
user_id = params.get('user_id', [None])[0]
bad_keys = []
force_update = False
if not self.is_valid_body(body, 'quota_set'):
msg = _("quota_set not specified")
raise webob.exc.HTTPBadRequest(explanation=msg)
quota_set = body['quota_set']
for key, value in quota_set.items():
if key not in QUOTAS and key != 'force':
bad_keys.append(key)
continue
if key == 'force':
force_update = strutils.bool_from_string(value)
elif key != 'force' and value:
try:
value = int(value)
except (ValueError, TypeError):
msg = _("Quota value for key '%(key)s' should be an "
"integer. It is actually type '%(vtype)s'.")
msg = msg % {'key': key, 'vtype': type(value)}
LOG.warn(msg)
raise webob.exc.HTTPBadRequest(explanation=msg)
if len(bad_keys) > 0:
msg = _("Bad key(s) %s in quota_set") % ",".join(bad_keys)
raise webob.exc.HTTPBadRequest(explanation=msg)
try:
settable_quotas = QUOTAS.get_settable_quotas(context,
project_id,
user_id=user_id)
except exception.NotAuthorized:
raise webob.exc.HTTPForbidden()
try:
quotas = self._get_quotas(context,
id,
user_id=user_id,
usages=True)
except exception.NotAuthorized:
raise webob.exc.HTTPForbidden()
LOG.debug(_("Force update quotas: %s"), force_update)
for key, value in body['quota_set'].iteritems():
if key == 'force' or (not value and value != 0):
continue
# validate whether already used and reserved exceeds the new
# quota, this check will be ignored if admin want to force
# update
value = int(value)
if force_update is not True and value >= 0:
quota_value = quotas.get(key)
if quota_value and quota_value['limit'] >= 0:
quota_used = (quota_value['in_use'] +
quota_value['reserved'])
LOG.debug(
_("Quota %(key)s used: %(quota_used)s, "
"value: %(value)s."), {
'key': key,
'quota_used': quota_used,
'value': value
})
if quota_used > value:
msg = (_("Quota value %(value)s for %(key)s are "
"less than already used and reserved "
"%(quota_used)s") % {
'value': value,
'key': key,
'quota_used': quota_used
})
raise webob.exc.HTTPBadRequest(explanation=msg)
minimum = settable_quotas[key]['minimum']
maximum = settable_quotas[key]['maximum']
self._validate_quota_limit(value, minimum, maximum)
try:
db.quota_create(context,
project_id,
key,
value,
user_id=user_id)
except exception.QuotaExists:
db.quota_update(context,
project_id,
key,
value,
user_id=user_id)
except exception.AdminRequired:
raise webob.exc.HTTPForbidden()
return self._format_quota_set(
id, self._get_quotas(context, id, user_id=user_id))
def update(self, req, id, body):
context = req.environ['nova.context']
authorize_update(context)
project_id = id
bad_keys = []
# By default, we can force update the quota if the extended
# is not loaded
force_update = True
extended_loaded = False
if self.ext_mgr.is_loaded('os-extended-quotas'):
# force optional has been enabled, the default value of
# force_update need to be changed to False
extended_loaded = True
force_update = False
for key, value in body['quota_set'].items():
if (key not in QUOTAS and key not in NON_QUOTA_KEYS):
bad_keys.append(key)
continue
if key == 'force' and extended_loaded:
# only check the force optional when the extended has
# been loaded
force_update = strutils.bool_from_string(value)
elif key not in NON_QUOTA_KEYS and value:
try:
value = int(value)
except (ValueError, TypeError):
msg = _("Quota '%(value)s' for %(key)s should be "
"integer.") % locals()
LOG.warn(msg)
raise webob.exc.HTTPBadRequest(explanation=msg)
self._validate_quota_limit(value)
LOG.debug(_("force update quotas: %s") % force_update)
if len(bad_keys) > 0:
msg = _("Bad key(s) %s in quota_set") % ",".join(bad_keys)
raise webob.exc.HTTPBadRequest(explanation=msg)
try:
project_quota = self._get_quotas(context, id, True)
except exception.NotAuthorized:
raise webob.exc.HTTPForbidden()
for key, value in body['quota_set'].items():
if key in NON_QUOTA_KEYS or not value:
continue
# validate whether already used and reserved exceeds the new
# quota, this check will be ignored if admin want to force
# update
value = int(value)
if force_update is not True and value >= 0:
quota_value = project_quota.get(key)
if quota_value and quota_value['limit'] >= 0:
quota_used = (quota_value['in_use'] +
quota_value['reserved'])
LOG.debug(
_("Quota %(key)s used: %(quota_used)s, "
"value: %(value)s."), {
'key': key,
'quota_used': quota_used,
'value': value
})
if quota_used > value:
msg = (_("Quota value %(value)s for %(key)s are "
"greater than already used and reserved "
"%(quota_used)s") % {
'value': value,
'key': key,
'quota_used': quota_used
})
raise webob.exc.HTTPBadRequest(explanation=msg)
try:
db.quota_update(context, project_id, key, value)
except exception.ProjectQuotaNotFound:
db.quota_create(context, project_id, key, value)
except exception.AdminRequired:
raise webob.exc.HTTPForbidden()
return {'quota_set': self._get_quotas(context, id)}
def create(name,
memory,
vcpus,
root_gb,
ephemeral_gb=0,
flavorid=None,
swap=0,
rxtx_factor=1.0,
is_public=True):
"""Creates flavors."""
if not flavorid:
flavorid = uuid.uuid4()
kwargs = {
'memory_mb': memory,
'vcpus': vcpus,
'root_gb': root_gb,
'ephemeral_gb': ephemeral_gb,
'swap': swap,
'rxtx_factor': rxtx_factor,
}
if isinstance(name, six.string_types):
name = name.strip()
# ensure name do not exceed 255 characters
utils.check_string_length(name, 'name', min_length=1, max_length=255)
# ensure name does not contain any special characters
valid_name = VALID_NAME_REGEX.search(name)
if not valid_name:
msg = _("Flavor names can only contain alphanumeric characters, "
"periods, dashes, underscores and spaces.")
raise exception.InvalidInput(reason=msg)
# NOTE(vish): Internally, flavorid is stored as a string but it comes
# in through json as an integer, so we convert it here.
flavorid = unicode(flavorid)
# ensure leading/trailing whitespaces not present.
if flavorid.strip() != flavorid:
msg = _("id cannot contain leading and/or trailing whitespace(s)")
raise exception.InvalidInput(reason=msg)
# ensure flavor id does not exceed 255 characters
utils.check_string_length(flavorid, 'id', min_length=1, max_length=255)
# ensure flavor id does not contain any special characters
valid_flavor_id = VALID_ID_REGEX.search(flavorid)
if not valid_flavor_id:
msg = _("Flavor id can only contain letters from A-Z (both cases), "
"periods, dashes, underscores and spaces.")
raise exception.InvalidInput(reason=msg)
# NOTE(wangbo): validate attributes of the creating flavor.
# ram and vcpus should be positive ( > 0) integers.
# disk, ephemeral and swap should be non-negative ( >= 0) integers.
flavor_attributes = {
'memory_mb': ('ram', 1),
'vcpus': ('vcpus', 1),
'root_gb': ('disk', 0),
'ephemeral_gb': ('ephemeral', 0),
'swap': ('swap', 0)
}
for key, value in flavor_attributes.items():
kwargs[key] = utils.validate_integer(kwargs[key], value[0], value[1],
db.MAX_INT)
# rxtx_factor should be a positive float
try:
kwargs['rxtx_factor'] = float(kwargs['rxtx_factor'])
if (kwargs['rxtx_factor'] <= 0
or kwargs['rxtx_factor'] > SQL_SP_FLOAT_MAX):
raise ValueError()
except ValueError:
msg = (_("'rxtx_factor' argument must be a float between 0 and %g") %
SQL_SP_FLOAT_MAX)
raise exception.InvalidInput(reason=msg)
kwargs['name'] = name
kwargs['flavorid'] = flavorid
# ensure is_public attribute is boolean
try:
kwargs['is_public'] = strutils.bool_from_string(is_public, strict=True)
except ValueError:
raise exception.InvalidInput(reason=_("is_public must be a boolean"))
try:
return db.flavor_create(context.get_admin_context(), kwargs)
except db_exc.DBError as e:
LOG.exception(_LE('DB error: %s'), e)
raise exception.FlavorCreateFailed()
def _get_sys_meta_key(self, key):
sys_meta = utils.instance_sys_meta(self.instance)
raw_value = sys_meta.get(key, 'False')
return strutils.bool_from_string(raw_value, strict=False)
def _action_rebuild(self, req, id, body):
"""Rebuild an instance with the given attributes."""
try:
rebuild_dict = body['rebuild']
except (KeyError, TypeError):
msg = _('Invalid request body')
raise exc.HTTPBadRequest(explanation=msg)
try:
image_href = rebuild_dict["image_ref"]
except (KeyError, TypeError):
msg = _("Could not parse image_ref from request.")
raise exc.HTTPBadRequest(explanation=msg)
image_href = self._image_uuid_from_href(image_href)
password = self._get_server_admin_password(rebuild_dict)
context = req.environ['nova.context']
instance = self._get_server(context, req, id)
attr_map = {
'name': 'display_name',
'metadata': 'metadata',
}
rebuild_kwargs = {}
if 'name' in rebuild_dict:
self._validate_server_name(rebuild_dict['name'])
if 'preserve_ephemeral' in rebuild_dict:
rebuild_kwargs['preserve_ephemeral'] = strutils.bool_from_string(
rebuild_dict['preserve_ephemeral'], strict=True)
if list(self.rebuild_extension_manager):
self.rebuild_extension_manager.map(self._rebuild_extension_point,
rebuild_dict, rebuild_kwargs)
for request_attribute, instance_attribute in attr_map.items():
try:
rebuild_kwargs[instance_attribute] = rebuild_dict[
request_attribute]
except (KeyError, TypeError):
pass
try:
self.compute_api.rebuild(context,
instance,
image_href,
password,
**rebuild_kwargs)
except exception.InstanceIsLocked as e:
raise exc.HTTPConflict(explanation=e.format_message())
except exception.InstanceInvalidState as state_error:
common.raise_http_conflict_for_instance_invalid_state(state_error,
'rebuild')
except exception.InstanceNotFound:
msg = _("Instance could not be found")
raise exc.HTTPNotFound(explanation=msg)
except exception.InvalidMetadataSize as error:
raise exc.HTTPRequestEntityTooLarge(
explanation=error.format_message())
except exception.ImageNotFound:
msg = _("Cannot find image for rebuild")
raise exc.HTTPBadRequest(explanation=msg)
except (exception.ImageNotActive,
exception.FlavorDiskTooSmall,
exception.FlavorMemoryTooSmall,
exception.InvalidMetadata) as error:
raise exc.HTTPBadRequest(explanation=error.format_message())
instance = self._get_server(context, req, id)
view = self._view_builder.show(req, instance)
# Add on the admin_password attribute since the view doesn't do it
# unless instance passwords are disabled
if CONF.enable_instance_password:
view['server']['admin_password'] = password
robj = wsgi.ResponseObject(view)
return self._add_location(robj)
def update(self, req, id, body):
context = req.environ["nova.context"]
authorize_update(context)
project_id = id
bad_keys = []
# By default, we can force update the quota if the extended
# is not loaded
force_update = True
extended_loaded = False
if self.ext_mgr.is_loaded("os-extended-quotas"):
# force optional has been enabled, the default value of
# force_update need to be changed to False
extended_loaded = True
force_update = False
user_id = None
if self.ext_mgr.is_loaded("os-user-quotas"):
# Update user quotas only if the extended is loaded
params = urlparse.parse_qs(req.environ.get("QUERY_STRING", ""))
user_id = params.get("user_id", [None])[0]
try:
settable_quotas = QUOTAS.get_settable_quotas(context, project_id, user_id=user_id)
except exception.NotAuthorized:
raise webob.exc.HTTPForbidden()
if not self.is_valid_body(body, "quota_set"):
msg = _("quota_set not specified")
raise webob.exc.HTTPBadRequest(explanation=msg)
quota_set = body["quota_set"]
for key, value in quota_set.items():
if key not in QUOTAS and key not in NON_QUOTA_KEYS:
bad_keys.append(key)
continue
if key == "force" and extended_loaded:
# only check the force optional when the extended has
# been loaded
force_update = strutils.bool_from_string(value)
elif key not in NON_QUOTA_KEYS and value:
try:
value = utils.validate_integer(value, key)
except exception.InvalidInput as e:
LOG.warn(e.format_message())
raise webob.exc.HTTPBadRequest(explanation=e.format_message())
LOG.debug(_("force update quotas: %s") % force_update)
if len(bad_keys) > 0:
msg = _("Bad key(s) %s in quota_set") % ",".join(bad_keys)
raise webob.exc.HTTPBadRequest(explanation=msg)
try:
quotas = self._get_quotas(context, id, user_id=user_id, usages=True)
except exception.NotAuthorized:
raise webob.exc.HTTPForbidden()
for key, value in quota_set.items():
if key in NON_QUOTA_KEYS or (not value and value != 0):
continue
# validate whether already used and reserved exceeds the new
# quota, this check will be ignored if admin want to force
# update
value = int(value)
if force_update is not True and value >= 0:
quota_value = quotas.get(key)
if quota_value and quota_value["limit"] >= 0:
quota_used = quota_value["in_use"] + quota_value["reserved"]
LOG.debug(
_("Quota %(key)s used: %(quota_used)s, " "value: %(value)s."),
{"key": key, "quota_used": quota_used, "value": value},
)
if quota_used > value:
msg = _(
"Quota value %(value)s for %(key)s are "
"less than already used and reserved "
"%(quota_used)s"
) % {"value": value, "key": key, "quota_used": quota_used}
raise webob.exc.HTTPBadRequest(explanation=msg)
minimum = settable_quotas[key]["minimum"]
maximum = settable_quotas[key]["maximum"]
self._validate_quota_limit(value, minimum, maximum)
try:
db.quota_create(context, project_id, key, value, user_id=user_id)
except exception.QuotaExists:
db.quota_update(context, project_id, key, value, user_id=user_id)
except exception.AdminRequired:
raise webob.exc.HTTPForbidden()
return {"quota_set": self._get_quotas(context, id, user_id=user_id)}
def create(name, memory, vcpus, root_gb, ephemeral_gb=0, flavorid=None, swap=0, rxtx_factor=1.0, is_public=True):
"""Creates flavors."""
if not flavorid:
flavorid = uuid.uuid4()
kwargs = {
"memory_mb": memory,
"vcpus": vcpus,
"root_gb": root_gb,
"ephemeral_gb": ephemeral_gb,
"swap": swap,
"rxtx_factor": rxtx_factor,
}
# ensure name do not exceed 255 characters
utils.check_string_length(name, "name", min_length=1, max_length=255)
# ensure name does not contain any special characters
invalid_name = INVALID_NAME_REGEX.search(name)
if invalid_name:
msg = _("names can only contain [a-zA-Z0-9_.- ]")
raise exception.InvalidInput(reason=msg)
# Some attributes are positive ( > 0) integers
for option in ["memory_mb", "vcpus"]:
try:
assert int(str(kwargs[option])) > 0
kwargs[option] = int(kwargs[option])
except (ValueError, AssertionError, TypeError):
msg = _("'%s' argument must be a positive integer") % option
raise exception.InvalidInput(reason=msg)
# Some attributes are non-negative ( >= 0) integers
for option in ["root_gb", "ephemeral_gb", "swap"]:
try:
assert int(str(kwargs[option])) >= 0
kwargs[option] = int(kwargs[option])
except (ValueError, AssertionError, TypeError):
msg = _("'%s' argument must be an integer greater than or" " equal to 0") % option
raise exception.InvalidInput(reason=msg)
# rxtx_factor should be a positive float
try:
kwargs["rxtx_factor"] = float(kwargs["rxtx_factor"])
assert kwargs["rxtx_factor"] > 0
except (ValueError, AssertionError):
msg = _("'rxtx_factor' argument must be a positive float")
raise exception.InvalidInput(reason=msg)
kwargs["name"] = name
# NOTE(vish): Internally, flavorid is stored as a string but it comes
# in through json as an integer, so we convert it here.
kwargs["flavorid"] = unicode(flavorid)
# ensure is_public attribute is boolean
try:
kwargs["is_public"] = strutils.bool_from_string(is_public, strict=True)
except ValueError:
raise exception.InvalidInput(reason=_("is_public must be a boolean"))
try:
return db.instance_type_create(context.get_admin_context(), kwargs)
except db_exc.DBError as e:
LOG.exception(_("DB error: %s") % e)
raise exception.InstanceTypeCreateFailed()
def update(self, req, id, body):
context = req.environ['nova.context']
authorize_update(context)
project_id = id
params = urlparse.parse_qs(req.environ.get('QUERY_STRING', ''))
user_id = params.get('user_id', [None])[0]
bad_keys = []
force_update = False
if not self.is_valid_body(body, 'quota_set'):
msg = _("quota_set not specified")
raise webob.exc.HTTPBadRequest(explanation=msg)
quota_set = body['quota_set']
for key, value in quota_set.items():
if ((key not in QUOTAS or key in FILTERED_QUOTAS)
and key != 'force'):
bad_keys.append(key)
continue
if key == 'force':
force_update = strutils.bool_from_string(value)
elif key != 'force' and value:
try:
value = utils.validate_integer(
value, key)
except exception.InvalidInput as e:
LOG.warn(e.format_message())
raise webob.exc.HTTPBadRequest(
explanation=e.format_message())
if len(bad_keys) > 0:
msg = _("Bad key(s) %s in quota_set") % ",".join(bad_keys)
raise webob.exc.HTTPBadRequest(explanation=msg)
try:
settable_quotas = QUOTAS.get_settable_quotas(context, project_id,
user_id=user_id)
except exception.Forbidden:
raise webob.exc.HTTPForbidden()
try:
quotas = self._get_quotas(context, id, user_id=user_id,
usages=True)
except exception.Forbidden:
raise webob.exc.HTTPForbidden()
LOG.debug("Force update quotas: %s", force_update)
for key, value in body['quota_set'].iteritems():
if key == 'force' or (not value and value != 0):
continue
# validate whether already used and reserved exceeds the new
# quota, this check will be ignored if admin want to force
# update
value = int(value)
if force_update is not True and value >= 0:
quota_value = quotas.get(key)
if quota_value and quota_value['limit'] >= 0:
quota_used = (quota_value['in_use'] +
quota_value['reserved'])
LOG.debug("Quota %(key)s used: %(quota_used)s, "
"value: %(value)s.",
{'key': key, 'quota_used': quota_used,
'value': value})
if quota_used > value:
msg = (_("Quota value %(value)s for %(key)s are "
"less than already used and reserved "
"%(quota_used)s") %
{'value': value, 'key': key,
'quota_used': quota_used})
raise webob.exc.HTTPBadRequest(explanation=msg)
minimum = settable_quotas[key]['minimum']
maximum = settable_quotas[key]['maximum']
self._validate_quota_limit(value, minimum, maximum)
try:
db.quota_create(context, project_id, key, value,
user_id=user_id)
except exception.QuotaExists:
db.quota_update(context, project_id, key, value,
user_id=user_id)
except exception.AdminRequired:
raise webob.exc.HTTPForbidden()
return self._format_quota_set(id, self._get_quotas(context, id,
user_id=user_id))
def _get_sys_meta_key(self, key):
sys_meta = utils.instance_sys_meta(self.instance)
raw_value = sys_meta.get(key, 'False')
return strutils.bool_from_string(raw_value, strict=False)
def update(self, req, id, body):
context = req.environ['nova.context']
authorize_update(context)
project_id = id
bad_keys = []
# By default, we can force update the quota if the extended
# is not loaded
force_update = True
extended_loaded = False
if self.ext_mgr.is_loaded('os-extended-quotas'):
# force optional has been enabled, the default value of
# force_update need to be changed to False
extended_loaded = True
force_update = False
user_id = None
if self.ext_mgr.is_loaded('os-user-quotas'):
# Update user quotas only if the extended is loaded
params = urlparse.parse_qs(req.environ.get('QUERY_STRING', ''))
user_id = params.get('user_id', [None])[0]
try:
settable_quotas = QUOTAS.get_settable_quotas(context,
project_id,
user_id=user_id)
except exception.Forbidden:
raise webob.exc.HTTPForbidden()
if not self.is_valid_body(body, 'quota_set'):
msg = _("quota_set not specified")
raise webob.exc.HTTPBadRequest(explanation=msg)
quota_set = body['quota_set']
for key, value in quota_set.items():
if (key not in QUOTAS and key not in NON_QUOTA_KEYS):
bad_keys.append(key)
continue
if key == 'force' and extended_loaded:
# only check the force optional when the extended has
# been loaded
force_update = strutils.bool_from_string(value)
elif key not in NON_QUOTA_KEYS and value:
try:
value = utils.validate_integer(value, key)
except exception.InvalidInput as e:
raise webob.exc.HTTPBadRequest(
explanation=e.format_message())
LOG.debug("force update quotas: %s", force_update)
if len(bad_keys) > 0:
msg = _("Bad key(s) %s in quota_set") % ",".join(bad_keys)
raise webob.exc.HTTPBadRequest(explanation=msg)
try:
quotas = self._get_quotas(context,
id,
user_id=user_id,
usages=True)
except exception.Forbidden:
raise webob.exc.HTTPForbidden()
for key, value in quota_set.items():
if key in NON_QUOTA_KEYS or (not value and value != 0):
continue
# validate whether already used and reserved exceeds the new
# quota, this check will be ignored if admin want to force
# update
value = int(value)
if force_update is not True and value >= 0:
quota_value = quotas.get(key)
if quota_value and quota_value['limit'] >= 0:
quota_used = (quota_value['in_use'] +
quota_value['reserved'])
LOG.debug(
"Quota %(key)s used: %(quota_used)s, "
"value: %(value)s.", {
'key': key,
'quota_used': quota_used,
'value': value
})
if quota_used > value:
msg = (_("Quota value %(value)s for %(key)s are "
"less than already used and reserved "
"%(quota_used)s") % {
'value': value,
'key': key,
'quota_used': quota_used
})
raise webob.exc.HTTPBadRequest(explanation=msg)
minimum = settable_quotas[key]['minimum']
maximum = settable_quotas[key]['maximum']
self._validate_quota_limit(value, minimum, maximum)
try:
db.quota_create(context,
project_id,
key,
value,
user_id=user_id)
except exception.QuotaExists:
db.quota_update(context,
project_id,
key,
value,
user_id=user_id)
except exception.AdminRequired:
raise webob.exc.HTTPForbidden()
return {'quota_set': self._get_quotas(context, id, user_id=user_id)}
def required_by(instance):
return (instance.get('config_drive') or
'always' == CONF.force_config_drive or
strutils.bool_from_string(CONF.force_config_drive))
def _get_servers(self, req, is_detail):
"""Returns a list of servers, based on any search options specified."""
search_opts = {}
search_opts.update(req.GET)
context = req.environ['nova.context']
remove_invalid_options(context, search_opts,
self._get_server_search_options())
# Verify search by 'status' contains a valid status.
# Convert it to filter by vm_state or task_state for compute_api.
status = search_opts.pop('status', None)
if status is not None:
vm_state, task_state = common.task_and_vm_state_from_status(status)
if not vm_state and not task_state:
return {'servers': []}
search_opts['vm_state'] = vm_state
# When we search by vm state, task state will return 'default'.
# So we don't need task_state search_opt.
if 'default' not in task_state:
search_opts['task_state'] = task_state
if 'changes_since' in search_opts:
try:
parsed = timeutils.parse_isotime(search_opts['changes_since'])
except ValueError:
msg = _('Invalid changes_since value')
raise exc.HTTPBadRequest(explanation=msg)
search_opts['changes_since'] = parsed
# By default, compute's get_all() will return deleted instances.
# If an admin hasn't specified a 'deleted' search option, we need
# to filter out deleted instances by setting the filter ourselves.
# ... Unless 'changes_since' is specified, because 'changes_since'
# should return recently deleted images according to the API spec.
if 'deleted' not in search_opts:
if 'changes_since' not in search_opts:
# No 'changes_since', so we only want non-deleted servers
search_opts['deleted'] = False
if 'changes_since' in search_opts:
search_opts['changes-since'] = search_opts.pop('changes_since')
if search_opts.get("vm_state") == ['deleted']:
if context.is_admin:
search_opts['deleted'] = True
else:
msg = _("Only administrators may list deleted instances")
raise exc.HTTPBadRequest(explanation=msg)
# If tenant_id is passed as a search parameter this should
# imply that all_tenants is also enabled unless explicitly
# disabled. Note that the tenant_id parameter is filtered out
# by remove_invalid_options above unless the requestor is an
# admin.
if 'tenant_id' in search_opts and not 'all_tenants' in search_opts:
# We do not need to add the all_tenants flag if the tenant
# id associated with the token is the tenant id
# specified. This is done so a request that does not need
# the all_tenants flag does not fail because of lack of
# policy permission for compute:get_all_tenants when it
# doesn't actually need it.
if context.project_id != search_opts.get('tenant_id'):
search_opts['all_tenants'] = 1
# If all tenants is passed with 0 or false as the value
# then remove it from the search options. Nothing passed as
# the value for all_tenants is considered to enable the feature
all_tenants = search_opts.get('all_tenants')
if all_tenants:
try:
if not strutils.bool_from_string(all_tenants, True):
del search_opts['all_tenants']
except ValueError as err:
raise exception.InvalidInput(str(err))
if 'all_tenants' in search_opts:
policy.enforce(context, 'compute:get_all_tenants', {
'project_id': context.project_id,
'user_id': context.user_id
})
del search_opts['all_tenants']
else:
if context.project_id:
search_opts['project_id'] = context.project_id
else:
search_opts['user_id'] = context.user_id
limit, marker = common.get_limit_and_marker(req)
try:
instance_list = self.compute_api.get_all(
context,
search_opts=search_opts,
limit=limit,
marker=marker,
want_objects=True,
expected_attrs=['pci_devices'])
except exception.MarkerNotFound:
msg = _('marker [%s] not found') % marker
raise exc.HTTPBadRequest(explanation=msg)
except exception.FlavorNotFound:
log_msg = _("Flavor '%s' could not be found ")
LOG.debug(log_msg, search_opts['flavor'])
instance_list = []
if is_detail:
instance_list.fill_faults()
response = self._view_builder.detail(req, instance_list)
else:
response = self._view_builder.index(req, instance_list)
req.cache_db_instances(instance_list)
return response
def _get_servers(self, req, is_detail):
"""Returns a list of servers, based on any search options specified."""
search_opts = {}
search_opts.update(req.GET)
context = req.environ['nova.context']
remove_invalid_options(context, search_opts,
self._get_server_search_options())
# Verify search by 'status' contains a valid status.
# Convert it to filter by vm_state or task_state for compute_api.
status = search_opts.pop('status', None)
if status is not None:
vm_state, task_state = common.task_and_vm_state_from_status(status)
if not vm_state and not task_state:
return {'servers': []}
search_opts['vm_state'] = vm_state
# When we search by vm state, task state will return 'default'.
# So we don't need task_state search_opt.
if 'default' not in task_state:
search_opts['task_state'] = task_state
if 'changes_since' in search_opts:
try:
parsed = timeutils.parse_isotime(search_opts['changes_since'])
except ValueError:
msg = _('Invalid changes_since value')
raise exc.HTTPBadRequest(explanation=msg)
search_opts['changes_since'] = parsed
# By default, compute's get_all() will return deleted instances.
# If an admin hasn't specified a 'deleted' search option, we need
# to filter out deleted instances by setting the filter ourselves.
# ... Unless 'changes_since' is specified, because 'changes_since'
# should return recently deleted images according to the API spec.
if 'deleted' not in search_opts:
if 'changes_since' not in search_opts:
# No 'changes_since', so we only want non-deleted servers
search_opts['deleted'] = False
if 'changes_since' in search_opts:
search_opts['changes-since'] = search_opts.pop('changes_since')
if search_opts.get("vm_state") == ['deleted']:
if context.is_admin:
search_opts['deleted'] = True
else:
msg = _("Only administrators may list deleted instances")
raise exc.HTTPBadRequest(explanation=msg)
# If tenant_id is passed as a search parameter this should
# imply that all_tenants is also enabled unless explicitly
# disabled. Note that the tenant_id parameter is filtered out
# by remove_invalid_options above unless the requestor is an
# admin.
if 'tenant_id' in search_opts and not 'all_tenants' in search_opts:
# We do not need to add the all_tenants flag if the tenant
# id associated with the token is the tenant id
# specified. This is done so a request that does not need
# the all_tenants flag does not fail because of lack of
# policy permission for compute:get_all_tenants when it
# doesn't actually need it.
if context.project_id != search_opts.get('tenant_id'):
search_opts['all_tenants'] = 1
# If all tenants is passed with 0 or false as the value
# then remove it from the search options. Nothing passed as
# the value for all_tenants is considered to enable the feature
all_tenants = search_opts.get('all_tenants')
if all_tenants:
try:
if not strutils.bool_from_string(all_tenants, True):
del search_opts['all_tenants']
except ValueError as err:
raise exception.InvalidInput(str(err))
if 'all_tenants' in search_opts:
policy.enforce(context, 'compute:get_all_tenants',
{'project_id': context.project_id,
'user_id': context.user_id})
del search_opts['all_tenants']
else:
if context.project_id:
search_opts['project_id'] = context.project_id
else:
search_opts['user_id'] = context.user_id
limit, marker = common.get_limit_and_marker(req)
try:
instance_list = self.compute_api.get_all(context,
search_opts=search_opts, limit=limit, marker=marker,
want_objects=True, expected_attrs=['pci_devices'])
except exception.MarkerNotFound:
msg = _('marker [%s] not found') % marker
raise exc.HTTPBadRequest(explanation=msg)
except exception.FlavorNotFound:
log_msg = _("Flavor '%s' could not be found ")
LOG.debug(log_msg, search_opts['flavor'])
instance_list = []
if is_detail:
instance_list.fill_faults()
response = self._view_builder.detail(req, instance_list)
else:
response = self._view_builder.index(req, instance_list)
req.cache_db_instances(instance_list)
return response
def _action_rebuild(self, req, id, body):
"""Rebuild an instance with the given attributes."""
try:
rebuild_dict = body['rebuild']
except (KeyError, TypeError):
msg = _('Invalid request body')
raise exc.HTTPBadRequest(explanation=msg)
try:
image_href = rebuild_dict["image_ref"]
except (KeyError, TypeError):
msg = _("Could not parse image_ref from request.")
raise exc.HTTPBadRequest(explanation=msg)
image_href = self._image_uuid_from_href(image_href)
password = self._get_server_admin_password(rebuild_dict)
context = req.environ['nova.context']
instance = self._get_server(context, req, id)
attr_map = {
'name': 'display_name',
'metadata': 'metadata',
}
rebuild_kwargs = {}
if 'name' in rebuild_dict:
self._validate_server_name(rebuild_dict['name'])
if 'preserve_ephemeral' in rebuild_dict:
rebuild_kwargs['preserve_ephemeral'] = strutils.bool_from_string(
rebuild_dict['preserve_ephemeral'], strict=True)
if list(self.rebuild_extension_manager):
self.rebuild_extension_manager.map(self._rebuild_extension_point,
rebuild_dict, rebuild_kwargs)
for request_attribute, instance_attribute in attr_map.items():
try:
rebuild_kwargs[instance_attribute] = rebuild_dict[
request_attribute]
except (KeyError, TypeError):
pass
try:
self.compute_api.rebuild(context, instance, image_href, password,
**rebuild_kwargs)
except exception.InstanceIsLocked as e:
raise exc.HTTPConflict(explanation=e.format_message())
except exception.InstanceInvalidState as state_error:
common.raise_http_conflict_for_instance_invalid_state(
state_error, 'rebuild')
except exception.InstanceNotFound:
msg = _("Instance could not be found")
raise exc.HTTPNotFound(explanation=msg)
except exception.InvalidMetadataSize as error:
raise exc.HTTPRequestEntityTooLarge(
explanation=error.format_message())
except exception.ImageNotFound:
msg = _("Cannot find image for rebuild")
raise exc.HTTPBadRequest(explanation=msg)
except (exception.ImageNotActive, exception.FlavorDiskTooSmall,
exception.FlavorMemoryTooSmall,
exception.InvalidMetadata) as error:
raise exc.HTTPBadRequest(explanation=error.format_message())
instance = self._get_server(context, req, id)
view = self._view_builder.show(req, instance)
# Add on the admin_password attribute since the view doesn't do it
# unless instance passwords are disabled
if CONF.enable_instance_password:
view['server']['admin_password'] = password
robj = wsgi.ResponseObject(view)
return self._add_location(robj)
def create(name, memory, vcpus, root_gb, ephemeral_gb=0, flavorid=None,
swap=0, rxtx_factor=1.0, is_public=True):
"""Creates flavors."""
if not flavorid:
flavorid = uuid.uuid4()
kwargs = {
'memory_mb': memory,
'vcpus': vcpus,
'root_gb': root_gb,
'ephemeral_gb': ephemeral_gb,
'swap': swap,
'rxtx_factor': rxtx_factor,
}
# ensure name do not exceed 255 characters
utils.check_string_length(name, 'name', min_length=1, max_length=255)
# ensure name does not contain any special characters
valid_name = VALID_NAME_OR_ID_REGEX.search(name)
if not valid_name:
msg = _("names can only contain [a-zA-Z0-9_.- ]")
raise exception.InvalidInput(reason=msg)
# NOTE(vish): Internally, flavorid is stored as a string but it comes
# in through json as an integer, so we convert it here.
flavorid = unicode(flavorid)
# ensure leading/trailing whitespaces not present.
if flavorid.strip() != flavorid:
msg = _("id cannot contain leading and/or trailing whitespace(s)")
raise exception.InvalidInput(reason=msg)
# ensure flavor id does not exceed 255 characters
utils.check_string_length(flavorid, 'id', min_length=1,
max_length=255)
# ensure flavor id does not contain any special characters
valid_flavor_id = VALID_NAME_OR_ID_REGEX.search(flavorid)
if not valid_flavor_id:
msg = _("id can only contain [a-zA-Z0-9_.- ]")
raise exception.InvalidInput(reason=msg)
# Some attributes are positive ( > 0) integers
for option in ['memory_mb', 'vcpus']:
kwargs[option] = utils.validate_integer(kwargs[option], option, 1,
sys.maxint)
# Some attributes are non-negative ( >= 0) integers
for option in ['root_gb', 'ephemeral_gb', 'swap']:
kwargs[option] = utils.validate_integer(kwargs[option], option, 0,
sys.maxint)
# rxtx_factor should be a positive float
try:
kwargs['rxtx_factor'] = float(kwargs['rxtx_factor'])
if kwargs['rxtx_factor'] <= 0:
raise ValueError()
except ValueError:
msg = _("'rxtx_factor' argument must be a positive float")
raise exception.InvalidInput(reason=msg)
kwargs['name'] = name
kwargs['flavorid'] = flavorid
# ensure is_public attribute is boolean
try:
kwargs['is_public'] = strutils.bool_from_string(
is_public, strict=True)
except ValueError:
raise exception.InvalidInput(reason=_("is_public must be a boolean"))
try:
return db.flavor_create(context.get_admin_context(), kwargs)
except db_exc.DBError as e:
LOG.exception(_('DB error: %s') % e)
raise exception.InstanceTypeCreateFailed()
def create(name, memory, vcpus, root_gb, ephemeral_gb=0, flavorid=None,
swap=0, rxtx_factor=1.0, is_public=True):
"""Creates flavors."""
if not flavorid:
flavorid = uuid.uuid4()
kwargs = {
'memory_mb': memory,
'vcpus': vcpus,
'root_gb': root_gb,
'ephemeral_gb': ephemeral_gb,
'swap': swap,
'rxtx_factor': rxtx_factor,
}
if isinstance(name, six.string_types):
name = name.strip()
# ensure name do not exceed 255 characters
utils.check_string_length(name, 'name', min_length=1, max_length=255)
# ensure name does not contain any special characters
valid_name = VALID_NAME_OR_ID_REGEX.search(name)
if not valid_name:
msg = _("names can only contain [a-zA-Z0-9_.- ]")
raise exception.InvalidInput(reason=msg)
# NOTE(vish): Internally, flavorid is stored as a string but it comes
# in through json as an integer, so we convert it here.
flavorid = unicode(flavorid)
# ensure leading/trailing whitespaces not present.
if flavorid.strip() != flavorid:
msg = _("id cannot contain leading and/or trailing whitespace(s)")
raise exception.InvalidInput(reason=msg)
# ensure flavor id does not exceed 255 characters
utils.check_string_length(flavorid, 'id', min_length=1,
max_length=255)
# ensure flavor id does not contain any special characters
valid_flavor_id = VALID_NAME_OR_ID_REGEX.search(flavorid)
if not valid_flavor_id:
msg = _("id can only contain [a-zA-Z0-9_.- ]")
raise exception.InvalidInput(reason=msg)
# Some attributes are positive ( > 0) integers
for option in ['memory_mb', 'vcpus']:
kwargs[option] = utils.validate_integer(kwargs[option], option, 1,
sys.maxint)
# Some attributes are non-negative ( >= 0) integers
for option in ['root_gb', 'ephemeral_gb', 'swap']:
kwargs[option] = utils.validate_integer(kwargs[option], option, 0,
sys.maxint)
# rxtx_factor should be a positive float
try:
kwargs['rxtx_factor'] = float(kwargs['rxtx_factor'])
if kwargs['rxtx_factor'] <= 0:
raise ValueError()
except ValueError:
msg = _("'rxtx_factor' argument must be a positive float")
raise exception.InvalidInput(reason=msg)
kwargs['name'] = name
kwargs['flavorid'] = flavorid
# ensure is_public attribute is boolean
try:
kwargs['is_public'] = strutils.bool_from_string(
is_public, strict=True)
except ValueError:
raise exception.InvalidInput(reason=_("is_public must be a boolean"))
try:
return db.flavor_create(context.get_admin_context(), kwargs)
except db_exc.DBError as e:
LOG.exception(_('DB error: %s') % e)
raise exception.InstanceTypeCreateFailed()