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', id)
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', id)
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', id)
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 password(self):
if self._validate_string(self.args.os_password):
return self.args.os_password
verify_pass = (
strutils.bool_from_string(cliutils.env("OS_VERIFY_PASSWORD"))
)
return self._prompt_password(verify_pass)
def _set_bootable(self, req, id, body):
"""Update bootable status of a volume."""
context = req.environ['cinder.context']
try:
volume = self.volume_api.get(context, id)
except exception.VolumeNotFound as error:
raise webob.exc.HTTPNotFound(explanation=error.msg)
try:
bootable = body['os-set_bootable']['bootable']
except KeyError:
msg = _("Must specify bootable in request.")
raise webob.exc.HTTPBadRequest(explanation=msg)
if isinstance(bootable, basestring):
try:
bootable = strutils.bool_from_string(bootable, strict=True)
except ValueError:
msg = _("Bad value for 'bootable'")
raise webob.exc.HTTPBadRequest(explanation=msg)
elif not isinstance(bootable, bool):
msg = _("'bootable' not string or bool")
raise webob.exc.HTTPBadRequest(explanation=msg)
update_dict = {'bootable': bootable}
self.volume_api.update(context, volume, update_dict)
return webob.Response(status_int=200)
def delete(self, req, id):
"""Deletes an existing qos specs."""
context = req.environ['cinder.context']
authorize(context)
force = req.params.get('force', None)
#convert string to bool type in strict manner
force = strutils.bool_from_string(force)
LOG.debug("Delete qos_spec: %(id)s, force: %(force)s" % {
'id': id,
'force': force
})
try:
qos_specs.delete(context, id, force)
notifier_info = dict(id=id)
rpc.get_notifier('QoSSpecs').info(context, 'qos_specs.delete',
notifier_info)
except exception.QoSSpecsNotFound as err:
notifier_err = dict(id=id, error_message=err)
self._notify_qos_specs_error(context, 'qos_specs.delete',
notifier_err)
raise webob.exc.HTTPNotFound(explanation=six.text_type(err))
except exception.QoSSpecsInUse as err:
notifier_err = dict(id=id, error_message=err)
self._notify_qos_specs_error(context, 'qos_specs.delete',
notifier_err)
if force:
msg = _('Failed to disassociate qos specs.')
raise webob.exc.HTTPInternalServerError(explanation=msg)
msg = _('Qos specs still in use.')
raise webob.exc.HTTPBadRequest(explanation=msg)
return webob.Response(status_int=202)
def setUp(self):
"""Run before each test method to initialize test environment."""
super(TestCase, self).setUp()
test_timeout = os.environ.get('OS_TEST_TIMEOUT', 0)
try:
test_timeout = int(test_timeout)
except ValueError:
# If timeout value is invalid do not set a timeout.
test_timeout = 0
if test_timeout > 0:
self.useFixture(fixtures.Timeout(test_timeout, gentle=True))
self.useFixture(fixtures.NestedTempfile())
self.useFixture(fixtures.TempHomeDir())
environ_enabled = (lambda var_name:
strutils.bool_from_string(os.environ.get(var_name)))
if environ_enabled('OS_STDOUT_CAPTURE'):
stdout = self.useFixture(fixtures.StringStream('stdout')).stream
self.useFixture(fixtures.MonkeyPatch('sys.stdout', stdout))
if environ_enabled('OS_STDERR_CAPTURE'):
stderr = self.useFixture(fixtures.StringStream('stderr')).stream
self.useFixture(fixtures.MonkeyPatch('sys.stderr', stderr))
if environ_enabled('OS_LOG_CAPTURE'):
log_format = '%(levelname)s [%(name)s] %(message)s'
if environ_enabled('OS_DEBUG'):
level = logging.DEBUG
else:
level = logging.INFO
self.useFixture(fixtures.LoggerFixture(nuke_handlers=False,
format=log_format,
level=level))
def __init__(self, app, conf):
"""Common initialization code."""
self.app = app
self.logger = logging.getLogger(conf.get('log_name', __name__))
self.logger.debug('Starting the %s component', PROTOCOL_NAME)
self.logger.warning(
'This middleware module is deprecated as of v0.11.0 in favor of '
'keystonemiddleware.s3_token - please update your WSGI pipeline '
'to reference the new middleware package.')
self.reseller_prefix = conf.get('reseller_prefix', 'AUTH_')
# where to find the auth service (we use this to validate tokens)
auth_host = conf.get('auth_host')
auth_port = int(conf.get('auth_port', 35357))
auth_protocol = conf.get('auth_protocol', 'https')
self.request_uri = '%s://%s:%s' % (auth_protocol, auth_host, auth_port)
# SSL
insecure = strutils.bool_from_string(conf.get('insecure', False))
cert_file = conf.get('certfile')
key_file = conf.get('keyfile')
if insecure:
self.verify = False
elif cert_file and key_file:
self.verify = (cert_file, key_file)
elif cert_file:
self.verify = cert_file
else:
self.verify = None
def _volume_readonly_update(self, req, id, body):
"""Update volume readonly flag."""
context = req.environ['cinder.context']
try:
volume = self.volume_api.get(context, id)
except exception.VolumeNotFound as error:
raise webob.exc.HTTPNotFound(explanation=error.msg)
try:
readonly_flag = body['os-update_readonly_flag']['readonly']
except KeyError:
msg = _("Must specify readonly in request.")
raise webob.exc.HTTPBadRequest(explanation=msg)
if isinstance(readonly_flag, basestring):
try:
readonly_flag = strutils.bool_from_string(readonly_flag,
strict=True)
except ValueError:
msg = _("Bad value for 'readonly'")
raise webob.exc.HTTPBadRequest(explanation=msg)
elif not isinstance(readonly_flag, bool):
msg = _("'readonly' not string or bool")
raise webob.exc.HTTPBadRequest(explanation=msg)
self.volume_api.update_readonly_flag(context, volume, readonly_flag)
return webob.Response(status_int=202)
def server_rebuild(self,
rebuild_dict,
rebuild_kwargs,
body_deprecated_param=None):
if 'preserve_ephemeral' in rebuild_dict:
rebuild_kwargs['preserve_ephemeral'] = strutils.bool_from_string(
rebuild_dict['preserve_ephemeral'], strict=True)
def _do_authenticate(self, http_client):
token = self.opts.get('token') or self.opts.get('auth_token')
endpoint = self.opts.get('endpoint')
if not (token and endpoint):
project_id = (self.opts.get('project_id') or
self.opts.get('tenant_id'))
project_name = (self.opts.get('project_name') or
self.opts.get('tenant_name'))
ks_kwargs = {
'username': self.opts.get('username'),
'password': self.opts.get('password'),
'user_id': self.opts.get('user_id'),
'user_domain_id': self.opts.get('user_domain_id'),
'user_domain_name': self.opts.get('user_domain_name'),
'project_id': project_id,
'project_name': project_name,
'project_domain_name': self.opts.get('project_domain_name'),
'project_domain_id': self.opts.get('project_domain_id'),
'auth_url': self.opts.get('auth_url'),
'cacert': self.opts.get('cacert'),
'cert': self.opts.get('cert'),
'key': self.opts.get('key'),
'insecure': strutils.bool_from_string(
self.opts.get('insecure')),
'endpoint_type': self.opts.get('endpoint_type'),
}
# retrieve session
ks_session = _get_keystone_session(**ks_kwargs)
token = lambda: ks_session.get_token()
endpoint = (self.opts.get('endpoint') or
_get_endpoint(ks_session, **ks_kwargs))
self.opts['token'] = token
self.opts['endpoint'] = endpoint
def _migrate_enabled_from_extra(migrate_engine, endpoint_table):
"""Remove `enabled` from `extra`, put it in the `enabled` column."""
eps = list(endpoint_table.select().execute())
for ep in eps:
extra_dict = jsonutils.loads(ep.extra)
if 'enabled' not in extra_dict:
# `enabled` and `extra` are already as expected.
continue
enabled = extra_dict.pop('enabled')
if enabled is None:
enabled = True
else:
enabled = strutils.bool_from_string(enabled, default=True)
new_values = {
'enabled': enabled,
'extra': jsonutils.dumps(extra_dict),
}
f = endpoint_table.c.id == ep.id
update = endpoint_table.update().where(f).values(new_values)
migrate_engine.execute(update)
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 _do_authenticate(self, http_client):
token = self.opts.get('token') or self.opts.get('auth_token')
endpoint = self.opts.get('endpoint')
if not (token and endpoint):
project_id = (self.opts.get('project_id')
or self.opts.get('tenant_id'))
project_name = (self.opts.get('project_name')
or self.opts.get('tenant_name'))
ks_kwargs = {
'username': self.opts.get('username'),
'password': self.opts.get('password'),
'user_id': self.opts.get('user_id'),
'user_domain_id': self.opts.get('user_domain_id'),
'user_domain_name': self.opts.get('user_domain_name'),
'project_id': project_id,
'project_name': project_name,
'project_domain_name': self.opts.get('project_domain_name'),
'project_domain_id': self.opts.get('project_domain_id'),
'auth_url': self.opts.get('auth_url'),
'cacert': self.opts.get('cacert'),
'cert': self.opts.get('cert'),
'key': self.opts.get('key'),
'insecure':
strutils.bool_from_string(self.opts.get('insecure')),
'endpoint_type': self.opts.get('endpoint_type'),
}
# retrieve session
ks_session = _get_keystone_session(**ks_kwargs)
token = lambda: ks_session.get_token()
endpoint = (self.opts.get('endpoint')
or _get_endpoint(ks_session, **ks_kwargs))
self.opts['token'] = token
self.opts['endpoint'] = endpoint
def _migrate_enabled_from_extra(migrate_engine, endpoint_table):
"""Remove `enabled` from `extra`, put it in the `enabled` column."""
eps = list(endpoint_table.select().execute())
for ep in eps:
extra_dict = jsonutils.loads(ep.extra)
if 'enabled' not in extra_dict:
# `enabled` and `extra` are already as expected.
continue
enabled = extra_dict.pop('enabled')
if enabled is None:
enabled = True
else:
enabled = strutils.bool_from_string(enabled, default=True)
new_values = {
'enabled': enabled,
'extra': jsonutils.dumps(extra_dict),
}
f = endpoint_table.c.id == ep.id
update = endpoint_table.update().where(f).values(new_values)
migrate_engine.execute(update)
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 _migrate_volume(self, req, id, body):
"""Migrate a volume to the specified host."""
context = req.environ['cinder.context']
self.authorize(context, 'migrate_volume')
try:
volume = self._get(context, id)
except exception.NotFound:
raise exc.HTTPNotFound()
params = body['os-migrate_volume']
try:
host = params['host']
except KeyError:
raise exc.HTTPBadRequest(explanation=_("Must specify 'host'"))
force_host_copy = params.get('force_host_copy', False)
if isinstance(force_host_copy, basestring):
try:
force_host_copy = strutils.bool_from_string(force_host_copy,
strict=True)
except ValueError:
raise exc.HTTPBadRequest(
explanation=_("Bad value for 'force_host_copy'"))
elif not isinstance(force_host_copy, bool):
raise exc.HTTPBadRequest(
explanation=_("'force_host_copy' not string or bool"))
self.volume_api.migrate_volume(context, volume, host, force_host_copy)
return webob.Response(status_int=202)
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)
if not isinstance(block_device_mapping, list):
msg = _('block_device_mapping must be a list')
raise exc.HTTPBadRequest(explanation=msg)
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 get_image_meta_from_headers(response):
"""
Processes HTTP headers from a supplied response that
match the x-image-meta and x-image-meta-property and
returns a mapping of image metadata and properties
:param response: Response to process
"""
result = {}
properties = {}
if hasattr(response, 'getheaders'): # httplib.HTTPResponse
headers = response.getheaders()
else: # webob.Response
headers = response.headers.items()
for key, value in headers:
key = str(key.lower())
if key.startswith('x-image-meta-property-'):
field_name = key[len('x-image-meta-property-'):].replace('-', '_')
properties[field_name] = value or None
elif key.startswith('x-image-meta-'):
field_name = key[len('x-image-meta-'):].replace('-', '_')
if 'x-image-meta-' + field_name not in IMAGE_META_HEADERS:
msg = _("Bad header: %(header_name)s") % {'header_name': key}
raise exc.HTTPBadRequest(msg, content_type="text/plain")
result[field_name] = value or None
result['properties'] = properties
for key, nullable in [('size', False), ('min_disk', False),
('min_ram', False), ('virtual_size', True)]:
if key in result:
try:
result[key] = int(result[key])
except ValueError:
if nullable and result[key] == str(None):
result[key] = None
else:
extra = (_("Cannot convert image %(key)s '%(value)s' "
"to an integer.") % {
'key': key,
'value': result[key]
})
raise exception.InvalidParameterValue(value=result[key],
param=key,
extra_msg=extra)
if result[key] < 0 and result[key] is not None:
extra = (_("Image %(key)s must be >= 0 "
"('%(value)s' specified).") % {
'key': key,
'value': result[key]
})
raise exception.InvalidParameterValue(value=result[key],
param=key,
extra_msg=extra)
for key in ('is_public', 'deleted', 'protected'):
if key in result:
result[key] = strutils.bool_from_string(result[key])
return result
def _set_bootable(self, req, id, body):
"""Update bootable status of a volume."""
context = req.environ['cinder.context']
try:
volume = self.volume_api.get(context, id)
except exception.VolumeNotFound as error:
raise webob.exc.HTTPNotFound(explanation=error.msg)
try:
bootable = body['os-set_bootable']['bootable']
except KeyError:
msg = _("Must specify bootable in request.")
raise webob.exc.HTTPBadRequest(explanation=msg)
if isinstance(bootable, basestring):
try:
bootable = strutils.bool_from_string(bootable,
strict=True)
except ValueError:
msg = _("Bad value for 'bootable'")
raise webob.exc.HTTPBadRequest(explanation=msg)
elif not isinstance(bootable, bool):
msg = _("'bootable' not string or bool")
raise webob.exc.HTTPBadRequest(explanation=msg)
update_dict = {'bootable': bootable}
self.volume_api.update(context, volume, update_dict)
return webob.Response(status_int=200)
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=six.text_type(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 _volume_readonly_update(self, req, id, body):
"""Update volume readonly flag."""
context = req.environ['cinder.context']
try:
volume = self.volume_api.get(context, id)
except exception.VolumeNotFound as error:
raise webob.exc.HTTPNotFound(explanation=error.msg)
try:
readonly_flag = body['os-update_readonly_flag']['readonly']
except KeyError:
msg = _("Must specify readonly in request.")
raise webob.exc.HTTPBadRequest(explanation=msg)
if isinstance(readonly_flag, basestring):
try:
readonly_flag = strutils.bool_from_string(readonly_flag,
strict=True)
except ValueError:
msg = _("Bad value for 'readonly'")
raise webob.exc.HTTPBadRequest(explanation=msg)
elif not isinstance(readonly_flag, bool):
msg = _("'readonly' not string or bool")
raise webob.exc.HTTPBadRequest(explanation=msg)
self.volume_api.update_readonly_flag(context, volume, readonly_flag)
return webob.Response(status_int=202)
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']
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 _make_client(cls, parsed_url, options, default_socket_timeout):
kwargs = {}
if parsed_url.hostname:
kwargs['host'] = parsed_url.hostname
if parsed_url.port:
kwargs['port'] = parsed_url.port
else:
if not parsed_url.path:
raise ValueError("Expected socket path in parsed urls path")
kwargs['unix_socket_path'] = parsed_url.path
if parsed_url.password:
kwargs['password'] = parsed_url.password
for a in cls._CLIENT_ARGS:
if a not in options:
continue
# The reason the last index is used is that when multiple options
# of the same name are given via a url the values will be
# accumulated in a list (and not just be a single value)...
#
# For ex: the following is a valid url which will have 2 values
# for the 'timeout' argument:
#
# redis://localhost:6379?timeout=5&timeout=2
if a in cls._CLIENT_BOOL_ARGS:
v = strutils.bool_from_string(options[a][-1])
elif a in cls._CLIENT_INT_ARGS:
v = int(options[a][-1])
else:
v = options[a][-1]
kwargs[a] = v
if 'socket_timeout' not in kwargs:
kwargs['socket_timeout'] = default_socket_timeout
return redis.StrictRedis(**kwargs)
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=six.text_type(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 to_schema_type(self, value):
"""Returns the value in the schema's data type."""
try:
# We have to be backwards-compatible for Integer and Number
# Schema types and try to convert string representations of
# number into "real" number types, therefore calling
# str_to_num below.
if self.type == self.INTEGER:
num = Schema.str_to_num(value)
if isinstance(num, float):
raise ValueError(_('%s is not an integer.') % num)
return num
elif self.type == self.NUMBER:
return Schema.str_to_num(value)
elif self.type == self.STRING:
return str(value)
elif self.type == self.BOOLEAN:
return strutils.bool_from_string(str(value), strict=True)
except ValueError:
raise ValueError(
_('Value "%(val)s" is invalid for data type '
'"%(type)s".') % {
'val': value,
'type': self.type
})
return 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'):
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 _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 get_flavors_detail(self, **kw):
flavors = {
'flavors': [{
'id': 1,
'name': '256 MB Server',
'ram': 256,
'disk': 10,
'ephemeral': 10,
'flavor-access:is_public': True,
'links': {}
}, {
'id': 2,
'name': '512 MB Server',
'ram': 512,
'disk': 20,
'ephemeral': 20,
'flavor-access:is_public': False,
'links': {}
}, {
'id': 4,
'name': '1024 MB Server',
'ram': 1024,
'disk': 10,
'ephemeral': 10,
'flavor-access:is_public': True,
'links': {}
}, {
'id': 'aa1',
'name': '128 MB Server',
'ram': 128,
'disk': 0,
'ephemeral': 0,
'flavor-access:is_public': True,
'links': {}
}]
}
if 'is_public' not in kw:
filter_is_public = True
else:
if kw['is_public'].lower() == 'none':
filter_is_public = None
else:
filter_is_public = strutils.bool_from_string(
kw['is_public'], True)
if filter_is_public is not None:
if filter_is_public:
flavors['flavors'] = [
v for v in flavors['flavors']
if v['flavor-access:is_public']
]
else:
flavors['flavors'] = [
v for v in flavors['flavors']
if not v['flavor-access:is_public']
]
return (200, {}, flavors)
def extract_bool(subject):
'''
Convert any true/false string to its corresponding boolean value,
regardless of case.
'''
if str(subject).lower() not in ('true', 'false'):
raise ValueError(_('Unrecognized value "%(value)s", acceptable '
'values are: true, false.') % {'value': subject})
return strutils.bool_from_string(subject, strict=True)
def extract_bool(subject):
'''
Convert any true/false string to its corresponding boolean value,
regardless of case.
'''
if str(subject).lower() not in ('true', 'false'):
raise ValueError(_('Unrecognized value "%(value)s", acceptable '
'values are: true, false.') % {'value': subject})
return strutils.bool_from_string(subject, strict=True)
def create(self, req, body):
"""Creates a new snapshot."""
kwargs = {}
context = req.environ['cinder.context']
if not self.is_valid_body(body, 'snapshot'):
msg = (_("Missing required element '%s' in request body") %
'snapshot')
raise exc.HTTPBadRequest(explanation=msg)
snapshot = body['snapshot']
kwargs['metadata'] = snapshot.get('metadata', None)
try:
volume_id = snapshot['volume_id']
except KeyError:
msg = _("'volume_id' must be specified")
raise exc.HTTPBadRequest(explanation=msg)
try:
volume = self.volume_api.get(context, volume_id)
except exception.NotFound:
msg = _("Volume could not be found")
raise exc.HTTPNotFound(explanation=msg)
force = snapshot.get('force', False)
msg = _("Create snapshot from volume %s")
LOG.info(msg, volume_id, context=context)
# NOTE(thingee): v2 API allows name instead of display_name
if 'name' in snapshot:
snapshot['display_name'] = snapshot.get('name')
del snapshot['name']
if not utils.is_valid_boolstr(force):
msg = _("Invalid value '%s' for force. ") % force
raise exception.InvalidParameterValue(err=msg)
if strutils.bool_from_string(force):
new_snapshot = self.volume_api.create_snapshot_force(
context,
volume,
snapshot.get('display_name'),
snapshot.get('description'),
**kwargs)
else:
new_snapshot = self.volume_api.create_snapshot(
context,
volume,
snapshot.get('display_name'),
snapshot.get('description'),
**kwargs)
req.cache_db_snapshot(new_snapshot)
retval = _translate_snapshot_detail_view(context, new_snapshot)
return {'snapshot': retval}
def get_image_meta_from_headers(response):
"""
Processes HTTP headers from a supplied response that
match the x-image-meta and x-image-meta-property and
returns a mapping of image metadata and properties
:param response: Response to process
"""
result = {}
properties = {}
if hasattr(response, 'getheaders'): # httplib.HTTPResponse
headers = response.getheaders()
else: # webob.Response
headers = response.headers.items()
for key, value in headers:
key = str(key.lower())
if key.startswith('x-image-meta-property-'):
field_name = key[len('x-image-meta-property-'):].replace('-', '_')
properties[field_name] = value or None
elif key.startswith('x-image-meta-'):
field_name = key[len('x-image-meta-'):].replace('-', '_')
if 'x-image-meta-' + field_name not in IMAGE_META_HEADERS:
msg = _("Bad header: %(header_name)s") % {'header_name': key}
raise exc.HTTPBadRequest(msg, content_type="text/plain")
result[field_name] = value or None
result['properties'] = properties
for key, nullable in [('size', False), ('min_disk', False),
('min_ram', False), ('virtual_size', True)]:
if key in result:
try:
result[key] = int(result[key])
except ValueError:
if nullable and result[key] == str(None):
result[key] = None
else:
extra = (_("Cannot convert image %(key)s '%(value)s' "
"to an integer.")
% {'key': key, 'value': result[key]})
raise exception.InvalidParameterValue(value=result[key],
param=key,
extra_msg=extra)
if result[key] < 0 and result[key] is not None:
extra = (_("Image %(key)s must be >= 0 "
"('%(value)s' specified).")
% {'key': key, 'value': result[key]})
raise exception.InvalidParameterValue(value=result[key],
param=key,
extra_msg=extra)
for key in ('is_public', 'deleted', 'protected'):
if key in result:
result[key] = strutils.bool_from_string(result[key])
return result
def _as_bool(value):
if isinstance(value, bool):
return value
# This is different than strutils, but imho is an acceptable difference.
if value is None:
return False
# NOTE(harlowja): prefer strictness to avoid users getting accustomed
# to passing bad values in and this *just working* (which imho is a bad
# habit to encourage).
return strutils.bool_from_string(value, strict=True)
def attr_as_boolean(val_attr):
"""Returns the boolean value, decoded from a string.
We test explicitly for a value meaning False, which can be one of
several formats as specified in oslo strutils.FALSE_STRINGS.
All other string values (including an empty string) are treated as
meaning True.
"""
return strutils.bool_from_string(val_attr, default=True)
def attr_as_boolean(val_attr):
"""Returns the boolean value, decoded from a string.
We test explicitly for a value meaning False, which can be one of
several formats as specified in oslo strutils.FALSE_STRINGS.
All other string values (including an empty string) are treated as
meaning True.
"""
return strutils.bool_from_string(val_attr, default=True)
def _as_bool(value):
if isinstance(value, bool):
return value
# This is different than strutils, but imho is an acceptable difference.
if value is None:
return False
# NOTE(harlowja): prefer strictness to avoid users getting accustomed
# to passing bad values in and this *just working* (which imho is a bad
# habit to encourage).
return strutils.bool_from_string(value, strict=True)
def test_unicode_bool_from_string(self):
self._test_bool_from_string(six.text_type)
self.assertFalse(strutils.bool_from_string(u'使用', strict=False))
exc = self.assertRaises(ValueError, strutils.bool_from_string,
u'使用', strict=True)
expected_msg = (u"Unrecognized value '使用', acceptable values are:"
u" '0', '1', 'f', 'false', 'n', 'no', 'off', 'on',"
u" 't', 'true', 'y', 'yes'")
self.assertEqual(expected_msg, six.text_type(exc))
def test_unicode_bool_from_string(self):
self._test_bool_from_string(six.text_type)
self.assertFalse(strutils.bool_from_string(u'使用', strict=False))
exc = self.assertRaises(ValueError, strutils.bool_from_string,
u'使用', strict=True)
expected_msg = (u"Unrecognized value '使用', acceptable values are:"
u" '0', '1', 'f', 'false', 'n', 'no', 'off', 'on',"
u" 't', 'true', 'y', 'yes'")
self.assertEqual(expected_msg, six.text_type(exc))
def create(self, name, ram, vcpus, disk, flavorid="auto",
ephemeral=0, swap=0, rxtx_factor=1.0, is_public=True):
"""
Create a flavor.
:param name: Descriptive name of the flavor
:param ram: Memory in MB for the flavor
:param vcpus: Number of VCPUs for the flavor
:param disk: Size of local disk in GB
:param flavorid: ID for the flavor (optional). You can use the reserved
value ``"auto"`` to have Nova generate a UUID for the
flavor in cases where you cannot simply pass ``None``.
:param swap: Swap space in MB
:param rxtx_factor: RX/TX factor
:rtype: :class:`Flavor`
"""
try:
ram = int(ram)
except (TypeError, ValueError):
raise exceptions.CommandError(_("Ram must be an integer."))
try:
vcpus = int(vcpus)
except (TypeError, ValueError):
raise exceptions.CommandError(_("VCPUs must be an integer."))
try:
disk = int(disk)
except (TypeError, ValueError):
raise exceptions.CommandError(_("Disk must be an integer."))
if flavorid == "auto":
flavorid = None
try:
swap = int(swap)
except (TypeError, ValueError):
raise exceptions.CommandError(_("Swap must be an integer."))
try:
ephemeral = int(ephemeral)
except (TypeError, ValueError):
raise exceptions.CommandError(_("Ephemeral must be an integer."))
try:
rxtx_factor = float(rxtx_factor)
except (TypeError, ValueError):
raise exceptions.CommandError(_("rxtx_factor must be a float."))
try:
is_public = strutils.bool_from_string(is_public, True)
except Exception:
raise exceptions.CommandError(_("is_public must be a boolean."))
body = self._build_body(name, ram, vcpus, disk, flavorid, swap,
ephemeral, rxtx_factor, is_public)
return self._create("/flavors", body, "flavor")
def create(self, name, ram, vcpus, disk, flavorid="auto",
ephemeral=0, swap=0, rxtx_factor=1.0, is_public=True):
"""
Create a flavor.
:param name: Descriptive name of the flavor
:param ram: Memory in MB for the flavor
:param vcpus: Number of VCPUs for the flavor
:param disk: Size of local disk in GB
:param flavorid: ID for the flavor (optional). You can use the reserved
value ``"auto"`` to have Nova generate a UUID for the
flavor in cases where you cannot simply pass ``None``.
:param swap: Swap space in MB
:param rxtx_factor: RX/TX factor
:rtype: :class:`Flavor`
"""
try:
ram = int(ram)
except (TypeError, ValueError):
raise exceptions.CommandError(_("Ram must be an integer."))
try:
vcpus = int(vcpus)
except (TypeError, ValueError):
raise exceptions.CommandError(_("VCPUs must be an integer."))
try:
disk = int(disk)
except (TypeError, ValueError):
raise exceptions.CommandError(_("Disk must be an integer."))
if flavorid == "auto":
flavorid = None
try:
swap = int(swap)
except (TypeError, ValueError):
raise exceptions.CommandError(_("Swap must be an integer."))
try:
ephemeral = int(ephemeral)
except (TypeError, ValueError):
raise exceptions.CommandError(_("Ephemeral must be an integer."))
try:
rxtx_factor = float(rxtx_factor)
except (TypeError, ValueError):
raise exceptions.CommandError(_("rxtx_factor must be a float."))
try:
is_public = strutils.bool_from_string(is_public, True)
except Exception:
raise exceptions.CommandError(_("is_public must be a boolean."))
body = self._build_body(name, ram, vcpus, disk, flavorid, swap,
ephemeral, rxtx_factor, is_public)
return self._create("/flavors", body, "flavor")
def process_request(self, request):
headers = request.headers
all_tenants = strutils.bool_from_string(
headers.get('X-Test-All-Tenants', 'False'))
self.make_context(
request,
user=headers.get('X-Test-User-ID', self.default_user_id),
tenant=headers.get('X-Test-Tenant-ID', self.default_tenant_id),
all_tenants=all_tenants)
def parse_instance_info(node):
"""Gets the instance specific Node deployment info.
This method validates whether the 'instance_info' property of the
supplied node contains the required information for this driver to
deploy images to the node.
:param node: a single Node.
:returns: A dict with the instance_info values.
:raises: MissingParameterValue, if any of the required parameters are
missing.
:raises: InvalidParameterValue, if any of the parameters have invalid
value.
"""
info = node.instance_info
i_info = {}
i_info['image_source'] = info.get('image_source')
i_info['root_gb'] = info.get('root_gb')
error_msg = _("Cannot validate iSCSI deploy")
deploy_utils.check_for_missing_params(i_info, error_msg)
# Internal use only
i_info['deploy_key'] = info.get('deploy_key')
i_info['swap_mb'] = info.get('swap_mb', 0)
i_info['ephemeral_gb'] = info.get('ephemeral_gb', 0)
i_info['ephemeral_format'] = info.get('ephemeral_format')
err_msg_invalid = _("Cannot validate parameter for iSCSI deploy. "
"Invalid parameter %(param)s. Reason: %(reason)s")
for param in ('root_gb', 'swap_mb', 'ephemeral_gb'):
try:
int(i_info[param])
except ValueError:
reason = _("'%s' is not an integer value.") % i_info[param]
raise exception.InvalidParameterValue(err_msg_invalid % {
'param': param,
'reason': reason
})
if i_info['ephemeral_gb'] and not i_info['ephemeral_format']:
i_info['ephemeral_format'] = CONF.pxe.default_ephemeral_format
preserve_ephemeral = info.get('preserve_ephemeral', False)
try:
i_info['preserve_ephemeral'] = strutils.bool_from_string(
preserve_ephemeral, strict=True)
except ValueError as e:
raise exception.InvalidParameterValue(err_msg_invalid % {
'param': 'preserve_ephemeral',
'reason': e
})
return i_info
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 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 test_strict_bool_from_string(self):
# None isn't allowed in strict mode
exc = self.assertRaises(ValueError,
strutils.bool_from_string,
None,
strict=True)
expected_msg = ("Unrecognized value 'None', acceptable values are:"
" '0', '1', 'f', 'false', 'n', 'no', 'off', 'on',"
" 't', 'true', 'y', 'yes'")
self.assertEqual(expected_msg, str(exc))
# Unrecognized strings aren't allowed
self.assertFalse(strutils.bool_from_string('Other', strict=False))
exc = self.assertRaises(ValueError,
strutils.bool_from_string,
'Other',
strict=True)
expected_msg = ("Unrecognized value 'Other', acceptable values are:"
" '0', '1', 'f', 'false', 'n', 'no', 'off', 'on',"
" 't', 'true', 'y', 'yes'")
self.assertEqual(expected_msg, str(exc))
# Unrecognized numbers aren't allowed
exc = self.assertRaises(ValueError,
strutils.bool_from_string,
2,
strict=True)
expected_msg = ("Unrecognized value '2', acceptable values are:"
" '0', '1', 'f', 'false', 'n', 'no', 'off', 'on',"
" 't', 'true', 'y', 'yes'")
self.assertEqual(expected_msg, str(exc))
# False-like values are allowed
self.assertFalse(strutils.bool_from_string('f', strict=True))
self.assertFalse(strutils.bool_from_string('false', strict=True))
self.assertFalse(strutils.bool_from_string('off', strict=True))
self.assertFalse(strutils.bool_from_string('n', strict=True))
self.assertFalse(strutils.bool_from_string('no', strict=True))
self.assertFalse(strutils.bool_from_string('0', strict=True))
self.assertTrue(strutils.bool_from_string('1', strict=True))
# Avoid font-similarity issues (one looks like lowercase-el, zero like
# oh, etc...)
for char in ('O', 'o', 'L', 'l', 'I', 'i'):
self.assertRaises(ValueError,
strutils.bool_from_string,
char,
strict=True)
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 update(self, req, id, body):
"""Update server then pass on to version-specific controller."""
if not self.is_valid_body(body, 'server'):
raise exc.HTTPUnprocessableEntity()
ctxt = req.environ['nova.context']
update_dict = {}
if 'name' in body['server']:
name = body['server']['name']
self._validate_server_name(name)
update_dict['display_name'] = name.strip()
if 'accessIPv4' in body['server']:
access_ipv4 = body['server']['accessIPv4']
if access_ipv4:
self._validate_access_ipv4(access_ipv4)
update_dict['access_ip_v4'] = (
access_ipv4 and access_ipv4.strip() or None)
if 'accessIPv6' in body['server']:
access_ipv6 = body['server']['accessIPv6']
if access_ipv6:
self._validate_access_ipv6(access_ipv6)
update_dict['access_ip_v6'] = (
access_ipv6 and access_ipv6.strip() or None)
if 'auto_disk_config' in body['server']:
auto_disk_config = strutils.bool_from_string(
body['server']['auto_disk_config'])
update_dict['auto_disk_config'] = auto_disk_config
if 'hostId' in body['server']:
msg = _("HostId cannot be updated.")
raise exc.HTTPBadRequest(explanation=msg)
if 'personality' in body['server']:
msg = _("Personality cannot be updated.")
raise exc.HTTPBadRequest(explanation=msg)
instance = self._get_server(ctxt, req, id)
try:
policy.enforce(ctxt, 'compute:update', instance)
instance.update(update_dict)
# Note instance.save can throw a NotFound exception
instance.save()
except exception.NotFound:
msg = _("Instance could not be found")
raise exc.HTTPNotFound(explanation=msg)
return self._view_builder.show(req, instance)
def update(self, req, id, body):
"""Update server then pass on to version-specific controller."""
if not self.is_valid_body(body, 'server'):
raise exc.HTTPUnprocessableEntity()
ctxt = req.environ['nova.context']
update_dict = {}
if 'name' in body['server']:
name = body['server']['name']
self._validate_server_name(name)
update_dict['display_name'] = name.strip()
if 'accessIPv4' in body['server']:
access_ipv4 = body['server']['accessIPv4']
if access_ipv4:
self._validate_access_ipv4(access_ipv4)
update_dict['access_ip_v4'] = (access_ipv4 and access_ipv4.strip()
or None)
if 'accessIPv6' in body['server']:
access_ipv6 = body['server']['accessIPv6']
if access_ipv6:
self._validate_access_ipv6(access_ipv6)
update_dict['access_ip_v6'] = (access_ipv6 and access_ipv6.strip()
or None)
if 'auto_disk_config' in body['server']:
auto_disk_config = strutils.bool_from_string(
body['server']['auto_disk_config'])
update_dict['auto_disk_config'] = auto_disk_config
if 'hostId' in body['server']:
msg = _("HostId cannot be updated.")
raise exc.HTTPBadRequest(explanation=msg)
if 'personality' in body['server']:
msg = _("Personality cannot be updated.")
raise exc.HTTPBadRequest(explanation=msg)
instance = self._get_server(ctxt, req, id)
try:
policy.enforce(ctxt, 'compute:update', instance)
instance.update(update_dict)
# Note instance.save can throw a NotFound exception
instance.save()
except exception.NotFound:
msg = _("Instance could not be found")
raise exc.HTTPNotFound(explanation=msg)
return self._view_builder.show(req, instance)
def parse_instance_info(node):
"""Gets the instance specific Node deployment info.
This method validates whether the 'instance_info' property of the
supplied node contains the required information for this driver to
deploy images to the node.
:param node: a single Node.
:returns: A dict with the instance_info values.
:raises: MissingParameterValue, if any of the required parameters are
missing.
:raises: InvalidParameterValue, if any of the parameters have invalid
value.
"""
info = node.instance_info
i_info = {}
i_info['image_source'] = info.get('image_source')
i_info['root_gb'] = info.get('root_gb')
error_msg = _("Cannot validate iSCSI deploy. Some parameters were missing"
" in node's instance_info")
deploy_utils.check_for_missing_params(i_info, error_msg)
# Internal use only
i_info['deploy_key'] = info.get('deploy_key')
i_info['swap_mb'] = info.get('swap_mb', 0)
i_info['ephemeral_gb'] = info.get('ephemeral_gb', 0)
i_info['ephemeral_format'] = info.get('ephemeral_format')
err_msg_invalid = _("Cannot validate parameter for iSCSI deploy. "
"Invalid parameter %(param)s. Reason: %(reason)s")
for param in ('root_gb', 'swap_mb', 'ephemeral_gb'):
try:
int(i_info[param])
except ValueError:
reason = _("'%s' is not an integer value.") % i_info[param]
raise exception.InvalidParameterValue(err_msg_invalid %
{'param': param, 'reason': reason})
if i_info['ephemeral_gb'] and not i_info['ephemeral_format']:
i_info['ephemeral_format'] = CONF.pxe.default_ephemeral_format
preserve_ephemeral = info.get('preserve_ephemeral', False)
try:
i_info['preserve_ephemeral'] = strutils.bool_from_string(
preserve_ephemeral, strict=True)
except ValueError as e:
raise exception.InvalidParameterValue(err_msg_invalid %
{'param': 'preserve_ephemeral', 'reason': e})
return i_info
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 create(self, req, body):
"""Creates a new snapshot."""
kwargs = {}
context = req.environ['cinder.context']
if not self.is_valid_body(body, 'snapshot'):
msg = (_("Missing required element '%s' in request body") %
'snapshot')
raise exc.HTTPBadRequest(explanation=msg)
snapshot = body['snapshot']
kwargs['metadata'] = snapshot.get('metadata', None)
try:
volume_id = snapshot['volume_id']
except KeyError:
msg = _("'volume_id' must be specified")
raise exc.HTTPBadRequest(explanation=msg)
try:
volume = self.volume_api.get(context, volume_id)
except exception.NotFound:
msg = _("Volume could not be found")
raise exc.HTTPNotFound(explanation=msg)
force = snapshot.get('force', False)
msg = _("Create snapshot from volume %s")
LOG.info(msg, volume_id, context=context)
# NOTE(thingee): v2 API allows name instead of display_name
if 'name' in snapshot:
snapshot['display_name'] = snapshot.get('name')
del snapshot['name']
if not utils.is_valid_boolstr(force):
msg = _("Invalid value '%s' for force. ") % force
raise exception.InvalidParameterValue(err=msg)
if strutils.bool_from_string(force):
new_snapshot = self.volume_api.create_snapshot_force(
context, volume, snapshot.get('display_name'),
snapshot.get('description'), **kwargs)
else:
new_snapshot = self.volume_api.create_snapshot(
context, volume, snapshot.get('display_name'),
snapshot.get('description'), **kwargs)
req.cache_db_snapshot(new_snapshot)
retval = _translate_snapshot_detail_view(context, new_snapshot)
return {'snapshot': retval}
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 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 password(self):
# Cache password so we prompt user at most once
if self._password:
pass
elif self._validate_string(self.args.os_password):
self._password = self.args.os_password
else:
verify_pass = strutils.bool_from_string(utils.env("OS_VERIFY_PASSWORD", default=False), True)
self._password = self._prompt_password(verify_pass)
if not self._password:
raise exc.CommandError(
"Expecting a password provided via either " "--os-password, env[OS_PASSWORD], or " "prompted response"
)
return self._password
def _extract_bdm(self, server_dict):
legacy_bdm = True
block_device_mapping = None
block_device_mapping_v2 = None
if not self.ext_mgr.is_loaded('os-volumes'):
return legacy_bdm, None
block_device_mapping = server_dict.get('block_device_mapping', [])
if not isinstance(block_device_mapping, list):
msg = _('block_device_mapping must be a list')
raise exc.HTTPBadRequest(explanation=msg)
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 self.ext_mgr.is_loaded('os-block-device-mapping-v2-boot'):
# Consider the new data format for block device mapping
block_device_mapping_v2 = server_dict.get(
'block_device_mapping_v2', [])
# NOTE (ndipanov): Disable usage of both legacy and new
# block device format in the same request
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)
if not isinstance(block_device_mapping_v2, list):
msg = _('block_device_mapping_v2 must be a list')
raise exc.HTTPBadRequest(explanation=msg)
# Assume legacy format
legacy_bdm = not bool(block_device_mapping_v2)
try:
block_device_mapping_v2 = [
block_device.BlockDeviceDict.from_api(bdm_dict)
for bdm_dict in block_device_mapping_v2
]
except exception.InvalidBDMFormat as e:
raise exc.HTTPBadRequest(explanation=e.format_message())
bdm = (block_device_mapping or block_device_mapping_v2)
return legacy_bdm, bdm
