Exemple #1
0
    def create(self,
               context,
               size,
               snapshot_id,
               name,
               description,
               volume_type=None,
               metadata=None,
               availability_zone=None):
        if snapshot_id is not None:
            snapshot = self.get_snapshot(context, snapshot_id)
            if snapshot['status'] != "available":
                raise exception.ApiError(
                    _("Snapshot status must be available"))
            if not size:
                size = snapshot['volume_size']

        if quota.allowed_volumes(context, 1, size) < 1:
            pid = context.project_id
            LOG.warn(
                _("Quota exceeded for %(pid)s, tried to create"
                  " %(size)sG volume") % locals())
            raise exception.QuotaError(
                _("Volume quota exceeded. You cannot "
                  "create a volume of size %sG") % size)

        if availability_zone is None:
            availability_zone = FLAGS.storage_availability_zone

        if volume_type is None:
            volume_type_id = None
        else:
            volume_type_id = volume_type.get('id', None)

        options = {
            'size': size,
            'user_id': context.user_id,
            'project_id': context.project_id,
            'snapshot_id': snapshot_id,
            'availability_zone': availability_zone,
            'status': "creating",
            'attach_status': "detached",
            'display_name': name,
            'display_description': description,
            'volume_type_id': volume_type_id,
            'metadata': metadata,
        }

        volume = self.db.volume_create(context, options)
        rpc.cast(
            context, FLAGS.scheduler_topic, {
                "method": "create_volume",
                "args": {
                    "topic": FLAGS.volume_topic,
                    "volume_id": volume['id'],
                    "snapshot_id": snapshot_id
                }
            })
        return volume
Exemple #2
0
    def create(self,
               context,
               size,
               name,
               description,
               snapshot=None,
               volume_type=None,
               metadata=None,
               availability_zone=None):
        check_policy(context, 'create')
        if snapshot is not None:
            if snapshot['status'] != "available":
                msg = _("status must be available")
                raise exception.InvalidSnapshot(reason=msg)
            if not size:
                size = snapshot['volume_size']

            snapshot_id = snapshot['id']
        else:
            snapshot_id = None

        if quota.allowed_volumes(context, 1, size) < 1:
            pid = context.project_id
            LOG.warn(
                _("Quota exceeded for %(pid)s, tried to create"
                  " %(size)sG volume") % locals())
            raise exception.QuotaError(code="VolumeSizeTooLarge")

        if availability_zone is None:
            availability_zone = FLAGS.storage_availability_zone

        if volume_type is None:
            volume_type_id = None
        else:
            volume_type_id = volume_type.get('id', None)

        options = {
            'size': size,
            'user_id': context.user_id,
            'project_id': context.project_id,
            'snapshot_id': snapshot_id,
            'availability_zone': availability_zone,
            'status': "creating",
            'attach_status': "detached",
            'display_name': name,
            'display_description': description,
            'volume_type_id': volume_type_id,
            'metadata': metadata,
        }

        volume = self.db.volume_create(context, options)
        rpc.cast(
            context, FLAGS.scheduler_topic, {
                "method": "create_volume",
                "args": {
                    "topic": FLAGS.volume_topic,
                    "volume_id": volume['id'],
                    "snapshot_id": snapshot_id
                }
            })
        return volume
Exemple #3
0
 def test_local_quota_error_mapping(self):
     exception_value = exception.QuotaError('too many used')
     self._do_test_exception_mapping(exception_value, exception.QuotaError)