def handle_errors(self, response, key, object_type):
if response.status_code == 400:
error = response.json()
err_msg = error.get('message')
if err_msg.endswith(OBJ_NOT_FOUND_ERR):
LOG.warning(_LW("object %(key)s of "
"type %(typ)s not found, %(err_msg)s"),
{'key': key, 'typ': object_type,
'err_msg': err_msg, })
raise exception.NotFound()
elif err_msg == VOL_NOT_UNIQUE_ERR:
LOG.error(_LE("can't create 2 volumes with the same name, %s"),
err_msg)
msg = (_('Volume by this name already exists'))
raise exception.VolumeBackendAPIException(data=msg)
elif err_msg == VOL_OBJ_NOT_FOUND_ERR:
LOG.error(_LE("Can't find volume to map %(key)s, %(msg)s"),
{'key': key, 'msg': err_msg, })
raise exception.VolumeNotFound(volume_id=key)
elif ALREADY_MAPPED_ERR in err_msg:
raise exception.XtremIOAlreadyMappedError()
elif err_msg == SYSTEM_BUSY:
raise exception.XtremIOArrayBusy()
elif err_msg in (TOO_MANY_OBJECTS, TOO_MANY_SNAPSHOTS_PER_VOL):
raise exception.XtremIOSnapshotsLimitExceeded()
msg = _('Bad response from XMS, %s') % response.text
LOG.error(msg)
raise exception.VolumeBackendAPIException(message=msg)
def _send_request(self, object_type, key, request):
try:
response = urllib2.urlopen(request)
except (urllib2.HTTPError, ) as exc:
if exc.code == 400 and hasattr(exc, 'read'):
error = json.load(exc)
err_msg = error['message']
if err_msg.endswith(OBJ_NOT_FOUND_ERR):
LOG.warning(
_LW("object %(key)s of "
"type %(typ)s not found"), {
'key': key,
'typ': object_type
})
raise exception.NotFound()
elif err_msg == VOL_NOT_UNIQUE_ERR:
LOG.error(_LE("can't create 2 volumes with the same name"))
msg = (_('Volume by this name already exists'))
raise exception.VolumeBackendAPIException(data=msg)
elif err_msg == VOL_OBJ_NOT_FOUND_ERR:
LOG.error(_LE("Can't find volume to map %s"), key)
raise exception.VolumeNotFound(volume_id=key)
elif ALREADY_MAPPED_ERR in err_msg:
raise exception.XtremIOAlreadyMappedError()
LOG.error(_LE('Bad response from XMS, %s'), exc.read())
msg = (_('Exception: %s') % six.text_type(exc))
raise exception.VolumeDriverException(message=msg)
if response.code >= 300:
LOG.error(_LE('bad API response, %s'), response.msg)
msg = (_('bad response from XMS got http code %(code)d, %(msg)s') %
{
'code': response.code,
'msg': response.msg
})
raise exception.VolumeBackendAPIException(data=msg)
return response
