Pierre Labastie wrote:
> Le 18/01/2014 17:35, Bruce Dubbs a écrit :
>> Armin K. wrote:
>>> On 01/18/2014 05:20 PM, Fernando de Oliveira wrote:
>>>> 1. I discovered, the bad way, that cups-filters do not work, if you
>>>> update or reinstall cups.
>>>>
>>>> The instructions:
>>>>
>>>> rm -rf /usr/share/cups/banners &&
>>>> rm -rf /usr/share/cups/data/testprint
>>>>
>>>> remove them.
>>>>
>>>> Is it worth a note or comment in cups page about that?
>>>>
>>>
>>> Maybe this is worth another thread, but better question would be: Do we
>>> want support package updates?
>>
>> I think we do. It makes the book much more useful.
>>
>> -- Bruce
>>
> So, I think we'd have to change the instructions on the Linux-Pam page.
>
> It has:
>
> rm -rfv /etc/pam.d
>
> That is OK when shadow and/or sudo do not have PAM support. But when they
> have, that instruction locks you out of your own system!
> You cannot su, sudo, &c anymore. And if you log out, you cannot log in anymore
> either...
>
> If we want to support updating, the instructions should be:
> ! [ -d /etc/pam.d ] && install -v -m755 -d /etc/pam.d
Perhaps just
mkdir -p /etc/pam.d
> ! [ -r /etc/pam.d/other ] || mv /etc/pam.d/other{,.save} &&
[ -r /etc/pam.d/other ] && mv /etc/pam.d/other{,.save} &&
> cat > /etc/pam.d/other << "EOF"
> auth required pam_deny.so
> account required pam_deny.so
> password required pam_deny.so
> session required pam_deny.so
> EOF
>
> make check
>
> [ -r /etc/pam.d/other.save ] &&
> mv /etc/pam.d/other{.save,} ||
> rm -rfv /etc/pam.d/other
>
> With some adequate words in "command explanations" or in the text (even a
> warning about the risk of being unable to log in again)
>
> Any thoughts
In general I think a sentence or two about reinstalling would be enough.
Most of the time the issue would be for configuration files.
-- Bruce
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