Ejemplo n.º 1
0
def export_destroy(req, pool, vol, initiator_wwn):
    mod = pool_module(pool)
    fm = FabricModule('iscsi')
    t = Target(fm, target_name)
    tpg = TPG(t, 1)
    na = NodeACL(tpg, initiator_wwn)

    pool_dev_name = mod.pool2dev_name(pool)

    for mlun in na.mapped_luns:
        # all SOs are Block so we can access udev_path safely
        if mod.has_udev_path(mlun.tpg_lun.storage_object.udev_path):
            mlun_vg, mlun_name = \
                mod.split_udev_path(mlun.tpg_lun.storage_object.udev_path)

            if mlun_vg == pool_dev_name and mlun_name == vol:
                tpg_lun = mlun.tpg_lun
                mlun.delete()
                # be tidy and delete unused tpg lun mappings?
                if not any(tpg_lun.mapped_luns):
                    so = tpg_lun.storage_object
                    tpg_lun.delete()
                    so.delete()
                break
    else:
        raise TargetdError(TargetdError.NOT_FOUND_VOLUME_EXPORT,
                           "Volume '%s' not found in %s exports" %
                           (vol, initiator_wwn))

    # Clean up tree if branch has no leaf
    if not any(na.mapped_luns):
        na.delete()
        if not any(tpg.node_acls):
            tpg.delete()
            if not any(t.tpgs):
                t.delete()

    RTSRoot().save_to_file()
Ejemplo n.º 2
0
def export_destroy(req, pool, vol, initiator_wwn):
    pool_check(pool)
    fm = FabricModule('iscsi')
    t = Target(fm, target_name)
    tpg = TPG(t, 1)
    na = NodeACL(tpg, initiator_wwn)

    vg_name, thin_pool = get_vg_lv(pool)

    for mlun in na.mapped_luns:
        # all SOs are Block so we can access udev_path safely
        mlun_vg, mlun_name = \
            mlun.tpg_lun.storage_object.udev_path.split("/")[2:]

        if mlun_vg == vg_name and mlun_name == vol:
            tpg_lun = mlun.tpg_lun
            mlun.delete()
            # be tidy and delete unused tpg lun mappings?
            if not any(tpg_lun.mapped_luns):
                so = tpg_lun.storage_object
                tpg_lun.delete()
                so.delete()
            break
    else:
        raise TargetdError(-151, "Volume '%s' not found in %s exports" %
                                 (vol, initiator_wwn))

    # Clean up tree if branch has no leaf
    if not any(na.mapped_luns):
        na.delete()
        if not any(tpg.node_acls):
            tpg.delete()
            if not any(t.tpgs):
                t.delete()

    RTSRoot().save_to_file()
Ejemplo n.º 3
0
def export_destroy(req, pool, vol, initiator_wwn):
    pool_check(pool)
    fm = FabricModule('iscsi')
    t = Target(fm, target_name)
    tpg = TPG(t, 1)
    na = NodeACL(tpg, initiator_wwn)

    vg_name, thin_pool = get_vg_lv(pool)

    for mlun in na.mapped_luns:
        # all SOs are Block so we can access udev_path safely
        mlun_vg, mlun_name = \
            mlun.tpg_lun.storage_object.udev_path.split("/")[2:]

        if mlun_vg == vg_name and mlun_name == vol:
            tpg_lun = mlun.tpg_lun
            mlun.delete()
            # be tidy and delete unused tpg lun mappings?
            if not any(tpg_lun.mapped_luns):
                so = tpg_lun.storage_object
                tpg_lun.delete()
                so.delete()
            break
    else:
        raise TargetdError(
            -151, "Volume '%s' not found in %s exports" % (vol, initiator_wwn))

    # Clean up tree if branch has no leaf
    if not any(na.mapped_luns):
        na.delete()
        if not any(tpg.node_acls):
            tpg.delete()
            if not any(t.tpgs):
                t.delete()

    RTSRoot().save_to_file()