def __init__(self, instance=None, disk_name=None, path=None, snapshot_name=None): super(Lvm, self).__init__("block", "raw", is_block_dev=True) if path: info = libvirt_utils.logical_volume_info(path) self.vg = info['VG'] self.lv = info['LV'] self.path = path else: if not CONF.libvirt_images_volume_group: raise RuntimeError(_('You should specify' ' libvirt_images_volume_group' ' flag to use LVM images.')) self.vg = CONF.libvirt_images_volume_group self.lv = '%s_%s' % (self.escape(instance['name']), self.escape(disk_name)) self.path = os.path.join('/dev', self.vg, self.lv) # TODO(pbrady): possibly deprecate libvirt_sparse_logical_volumes # for the more general preallocate_images self.sparse = CONF.libvirt_sparse_logical_volumes self.preallocate = not self.sparse if snapshot_name: self.snapshot_name = snapshot_name self.snapshot_path = os.path.join('/dev', self.vg, self.snapshot_name)
def __init__(self, instance=None, disk_name=None, path=None, snapshot_name=None): super(Lvm, self).__init__("block", "raw", is_block_dev=True) if path: info = libvirt_utils.logical_volume_info(path) self.vg = info['VG'] self.lv = info['LV'] self.path = path else: if not CONF.libvirt_images_volume_group: raise RuntimeError( _('You should specify' ' libvirt_images_volume_group' ' flag to use LVM images.')) self.vg = CONF.libvirt_images_volume_group self.lv = '%s_%s' % (self.escape( instance['name']), self.escape(disk_name)) self.path = os.path.join('/dev', self.vg, self.lv) # TODO(pbrady): possibly deprecate libvirt_sparse_logical_volumes # for the more general preallocate_images self.sparse = CONF.libvirt_sparse_logical_volumes self.preallocate = not self.sparse if snapshot_name: self.snapshot_name = snapshot_name self.snapshot_path = os.path.join('/dev', self.vg, self.snapshot_name)
def __init__(self, instance=None, name=None, path=None): super(Lvm, self).__init__("block", "raw", is_block_dev=True) if path: info = libvirt_utils.logical_volume_info(path) self.vg = info['VG'] self.lv = info['LV'] self.path = path else: if not CONF.libvirt_images_volume_group: raise RuntimeError(_('You should specify' ' libvirt_images_volume_group' ' flag to use LVM images.')) self.vg = CONF.libvirt_images_volume_group self.lv = '%s_%s' % (self.escape(instance), self.escape(name)) self.path = os.path.join('/dev', self.vg, self.lv) self.sparse = CONF.libvirt_sparse_logical_volumes
def __init__(self, instance=None, name=None, path=None): super(Lvm, self).__init__("block", "raw", is_block_dev=True) if path: info = libvirt_utils.logical_volume_info(path) self.vg = info['VG'] self.lv = info['LV'] self.path = path else: if not CONF.libvirt_images_volume_group: raise RuntimeError(_('You should specify' ' libvirt_images_volume_group' ' flag to use LVM images.')) self.vg = CONF.libvirt_images_volume_group self.lv = '%s_%s' % (self.escape(instance['name']), self.escape(name)) self.path = os.path.join('/dev', self.vg, self.lv) self.sparse = CONF.libvirt_sparse_logical_volumes
def __init__(self, instance=None, disk_name=None, path=None): super(Lvm, self).__init__("block", "raw", is_block_dev=True) if path: info = libvirt_utils.logical_volume_info(path) self.vg = info["VG"] self.lv = info["LV"] self.path = path else: if not CONF.libvirt.images_volume_group: raise RuntimeError(_("You should specify" " images_volume_group" " flag to use LVM images.")) self.vg = CONF.libvirt.images_volume_group self.lv = "%s_%s" % (instance["uuid"], self.escape(disk_name)) self.path = os.path.join("/dev", self.vg, self.lv) # TODO(pbrady): possibly deprecate libvirt.sparse_logical_volumes # for the more general preallocate_images self.sparse = CONF.libvirt.sparse_logical_volumes self.preallocate = not self.sparse