mycookbooks.py 文件源码

def upgrade_kernel_and_grub(do_reboot=False, log=True):
    """ updates the kernel and the grub config """

    print(env.host_string)
    if log:
        log_yellow('upgrading kernel')

    with settings(hide('running', 'stdout')):
        sudo('unset UCF_FORCE_CONFFOLD; '
             'export UCF_FORCE_CONFFNEW=YES; '
             'ucf --purge /boot/grub/menu.lst; '
             'export DEBIAN_FRONTEND=noninteractive ; '
             'apt-get update; '
             'apt-get -o Dpkg::Options::="--force-confnew" --force-yes -fuy '
             'dist-upgrade')
        with settings(warn_only=True):
            if do_reboot:
                if log:
                    log_yellow('rebooting host')
                reboot()