manage_targets.py 文件源码

def clear_targets(force = False):
    if not force:
        from os import _exit
        import textwrap
        warning = """
        clear-targets will forcibly unmount and unconfigure all Lustre targets
        on EVERY node in this HA domain.  This is an irreversible and
        potentially very destructive operation.  Data loss may occur.  Please
        do not use it unless you fully understand the consequences!  If you
        are sure that this command does what you intend to do, then you must
        supply the --force flag to avoid seeing this message.
        """
        console_log.warn(textwrap.fill(textwrap.dedent(warning)))
        _exit(1)

    for resource, attrs in _query_ha_targets().items():
        console_log.info("Stopping %s" % resource)
        stop_target(attrs['ha_label'])
        console_log.info("Unconfiguring %s" % resource)
        unconfigure_target_ha(True, attrs['ha_label'], attrs['uuid'])