rpmlibpkg.py 文件源码

def lastupdate():
    '''
    Return the date of the last rpm package update/installation.

    CLI Example:

        .. code-block:: bash

            salt '*' rpmlibpkg.lastupdate
    '''
    installdate = lambda h: h.sprintf("%{INSTALLTID:date}")
    installptime = lambda h: time.strptime(installdate(h), "%c")

    ts = rpm.TransactionSet()
    mi = ts.dbMatch()
    last = max(installptime(h) for h in mi)

    return time.asctime(last)