util.py 文件源码

def orphansKill(rootToKill, killsig=signal.SIGTERM):
    """kill off anything that is still chrooted."""
    getLog().debug("kill orphans")
    if USE_NSPAWN is False:
        for fn in [d for d in os.listdir("/proc") if d.isdigit()]:
            try:
                root = os.readlink("/proc/%s/root" % fn)
                if os.path.realpath(root) == os.path.realpath(rootToKill):
                    getLog().warning("Process ID %s still running in chroot. Killing...", fn)
                    pid = int(fn, 10)
                    os.kill(pid, killsig)
                    os.waitpid(pid, 0)
            except OSError:
                pass
    else:
        m_uuid = get_machinectl_uuid(rootToKill)
        if m_uuid:
            getLog().warning("Machine %s still running. Killing...", m_uuid)
            os.system("/usr/bin/machinectl terminate %s" % m_uuid)