def migration_start(self, req, id, body):
"""Migrate a share to the specified host."""
context = req.environ['manila.context']
try:
share = self.share_api.get(context, id)
except exception.NotFound:
msg = _("Share %s not found.") % id
raise exc.HTTPNotFound(explanation=msg)
params = body.get('migration_start')
if not params:
raise exc.HTTPBadRequest(explanation=_("Request is missing body."))
driver_assisted_params = ['preserve_metadata', 'writable',
'nondisruptive', 'preserve_snapshots']
bool_params = (driver_assisted_params +
['force_host_assisted_migration'])
mandatory_params = driver_assisted_params + ['host']
utils.check_params_exist(mandatory_params, params)
bool_param_values = utils.check_params_are_boolean(bool_params, params)
new_share_network = None
new_share_type = None
new_share_network_id = params.get('new_share_network_id', None)
if new_share_network_id:
try:
new_share_network = db.share_network_get(
context, new_share_network_id)
except exception.NotFound:
msg = _("Share network %s not "
"found.") % new_share_network_id
raise exc.HTTPBadRequest(explanation=msg)
new_share_type_id = params.get('new_share_type_id', None)
if new_share_type_id:
try:
new_share_type = db.share_type_get(
context, new_share_type_id)
except exception.NotFound:
msg = _("Share type %s not found.") % new_share_type_id
raise exc.HTTPBadRequest(explanation=msg)
try:
return_code = self.share_api.migration_start(
context, share, params['host'],
bool_param_values['force_host_assisted_migration'],
bool_param_values['preserve_metadata'],
bool_param_values['writable'],
bool_param_values['nondisruptive'],
bool_param_values['preserve_snapshots'],
new_share_network=new_share_network,
new_share_type=new_share_type)
except exception.Conflict as e:
raise exc.HTTPConflict(explanation=six.text_type(e))
return webob.Response(status_int=return_code)
def get_share_type(ctxt, id, expected_fields=None):
"""Retrieves single share type by id."""
if id is None:
msg = _("id cannot be None")
raise exception.InvalidShareType(reason=msg)
if ctxt is None:
ctxt = context.get_admin_context()
return db.share_type_get(ctxt, id, expected_fields=expected_fields)
def migration_start(self, req, id, body):
"""Migrate a share to the specified host."""
context = req.environ['manila.context']
try:
share = self.share_api.get(context, id)
except exception.NotFound:
msg = _("Share %s not found.") % id
raise exc.HTTPNotFound(explanation=msg)
params = body.get('migration_start')
if not params:
raise exc.HTTPBadRequest(explanation=_("Request is missing body."))
try:
host = params['host']
except KeyError:
raise exc.HTTPBadRequest(explanation=_("Must specify 'host'."))
force_host_assisted_migration = params.get(
'force_host_assisted_migration', False)
try:
force_host_assisted_migration = strutils.bool_from_string(
force_host_assisted_migration, strict=True)
except ValueError:
msg = _("Invalid value %s for 'force_host_assisted_migration'. "
"Expecting a boolean.") % force_host_assisted_migration
raise exc.HTTPBadRequest(explanation=msg)
new_share_network = None
new_share_type = None
preserve_metadata = params.get('preserve_metadata', True)
try:
preserve_metadata = strutils.bool_from_string(preserve_metadata,
strict=True)
except ValueError:
msg = _("Invalid value %s for 'preserve_metadata'. "
"Expecting a boolean.") % preserve_metadata
raise exc.HTTPBadRequest(explanation=msg)
writable = params.get('writable', True)
try:
writable = strutils.bool_from_string(writable, strict=True)
except ValueError:
msg = _("Invalid value %s for 'writable'. "
"Expecting a boolean.") % writable
raise exc.HTTPBadRequest(explanation=msg)
nondisruptive = params.get('nondisruptive', False)
try:
nondisruptive = strutils.bool_from_string(nondisruptive,
strict=True)
except ValueError:
msg = _("Invalid value %s for 'nondisruptive'. "
"Expecting a boolean.") % nondisruptive
raise exc.HTTPBadRequest(explanation=msg)
new_share_network_id = params.get('new_share_network_id', None)
if new_share_network_id:
try:
new_share_network = db.share_network_get(
context, new_share_network_id)
except exception.NotFound:
msg = _("Share network %s not "
"found.") % new_share_network_id
raise exc.HTTPBadRequest(explanation=msg)
new_share_type_id = params.get('new_share_type_id', None)
if new_share_type_id:
try:
new_share_type = db.share_type_get(context, new_share_type_id)
except exception.NotFound:
msg = _("Share type %s not found.") % new_share_type_id
raise exc.HTTPBadRequest(explanation=msg)
try:
self.share_api.migration_start(context,
share,
host,
force_host_assisted_migration,
preserve_metadata,
writable,
nondisruptive,
new_share_network=new_share_network,
new_share_type=new_share_type)
except exception.Conflict as e:
raise exc.HTTPConflict(explanation=six.text_type(e))
return webob.Response(status_int=202)
def migration_start(self, req, id, body):
"""Migrate a share to the specified host."""
context = req.environ['manila.context']
try:
share = self.share_api.get(context, id)
except exception.NotFound:
msg = _("Share %s not found.") % id
raise exc.HTTPNotFound(explanation=msg)
params = body.get('migration_start')
if not params:
raise exc.HTTPBadRequest(explanation=_("Request is missing body."))
driver_assisted_params = [
'preserve_metadata', 'writable', 'nondisruptive',
'preserve_snapshots'
]
bool_params = (driver_assisted_params +
['force_host_assisted_migration'])
mandatory_params = driver_assisted_params + ['host']
utils.check_params_exist(mandatory_params, params)
bool_param_values = utils.check_params_are_boolean(bool_params, params)
new_share_network = None
new_share_type = None
new_share_network_id = params.get('new_share_network_id', None)
if new_share_network_id:
try:
new_share_network = db.share_network_get(
context, new_share_network_id)
except exception.NotFound:
msg = _("Share network %s not "
"found.") % new_share_network_id
raise exc.HTTPBadRequest(explanation=msg)
new_share_type_id = params.get('new_share_type_id', None)
if new_share_type_id:
try:
new_share_type = db.share_type_get(context, new_share_type_id)
except exception.NotFound:
msg = _("Share type %s not found.") % new_share_type_id
raise exc.HTTPBadRequest(explanation=msg)
try:
return_code = self.share_api.migration_start(
context,
share,
params['host'],
bool_param_values['force_host_assisted_migration'],
bool_param_values['preserve_metadata'],
bool_param_values['writable'],
bool_param_values['nondisruptive'],
bool_param_values['preserve_snapshots'],
new_share_network=new_share_network,
new_share_type=new_share_type)
except exception.Conflict as e:
raise exc.HTTPConflict(explanation=six.text_type(e))
return webob.Response(status_int=return_code)
def migration_start(self, req, id, body):
"""Migrate a share to the specified host."""
context = req.environ['manila.context']
try:
share = self.share_api.get(context, id)
except exception.NotFound:
msg = _("Share %s not found.") % id
raise exc.HTTPNotFound(explanation=msg)
params = body.get('migration_start')
if not params:
raise exc.HTTPBadRequest(explanation=_("Request is missing body."))
try:
host = params['host']
except KeyError:
raise exc.HTTPBadRequest(explanation=_("Must specify 'host'."))
force_host_assisted_migration = params.get(
'force_host_assisted_migration', False)
try:
force_host_assisted_migration = strutils.bool_from_string(
force_host_assisted_migration, strict=True)
except ValueError:
msg = _("Invalid value %s for 'force_host_assisted_migration'. "
"Expecting a boolean.") % force_host_assisted_migration
raise exc.HTTPBadRequest(explanation=msg)
new_share_network = None
new_share_type = None
preserve_metadata = params.get('preserve_metadata', True)
try:
preserve_metadata = strutils.bool_from_string(
preserve_metadata, strict=True)
except ValueError:
msg = _("Invalid value %s for 'preserve_metadata'. "
"Expecting a boolean.") % preserve_metadata
raise exc.HTTPBadRequest(explanation=msg)
writable = params.get('writable', True)
try:
writable = strutils.bool_from_string(writable, strict=True)
except ValueError:
msg = _("Invalid value %s for 'writable'. "
"Expecting a boolean.") % writable
raise exc.HTTPBadRequest(explanation=msg)
nondisruptive = params.get('nondisruptive', False)
try:
nondisruptive = strutils.bool_from_string(
nondisruptive, strict=True)
except ValueError:
msg = _("Invalid value %s for 'nondisruptive'. "
"Expecting a boolean.") % nondisruptive
raise exc.HTTPBadRequest(explanation=msg)
new_share_network_id = params.get('new_share_network_id', None)
if new_share_network_id:
try:
new_share_network = db.share_network_get(
context, new_share_network_id)
except exception.NotFound:
msg = _("Share network %s not "
"found.") % new_share_network_id
raise exc.HTTPBadRequest(explanation=msg)
new_share_type_id = params.get('new_share_type_id', None)
if new_share_type_id:
try:
new_share_type = db.share_type_get(
context, new_share_type_id)
except exception.NotFound:
msg = _("Share type %s not found.") % new_share_type_id
raise exc.HTTPBadRequest(explanation=msg)
try:
self.share_api.migration_start(
context, share, host, force_host_assisted_migration,
preserve_metadata, writable, nondisruptive,
new_share_network=new_share_network,
new_share_type=new_share_type)
except exception.Conflict as e:
raise exc.HTTPConflict(explanation=six.text_type(e))
return webob.Response(status_int=202)
