[pkg-squid-devel] squid-3.5.4 package

[Mathieu Parent (Debian)]

2015-05-11 17:11 GMT+02:00 Amos Jeffries <squid3 at treenet.co.nz>:
> On 7/05/2015 6:21 p.m., Mathieu Parent (Debian) wrote:
>> Hello,
>>
>> 2015-05-07 7:58 GMT+02:00 Amos Jeffries <squid3 at treenet.co.nz>:
>>> As mentioned earlier I've got the packaging updating squid3 to 3.5.4
>>> applied and pushed.
>>>
>>> The transition to package name "squid" has got a bit confusing. Using
>>> dpkg-maintscript-helper it copes nicely with with all cases of any
>>> pre-existing squid (2.7) package, or both pre-existing squid and squid3
>>> packages.
>>>
>>> Except for one case permutation:
>>>  With only a pre-existing squid3 package which has also been edited by
>>> the admin it seems to discard the old /etc/squid3/squid.conf file and
>>> use the new packaged one. So the one case we most want to preserve the
>>> config it is being discarded.
>>>
>>> Any ideas how to fix?
>>>  I've applied and pushed the progress so far for y'all to see the context.
>>
>> I think this can't be solved without a remaining "squid3" package
>> which previously owns /etc/squid3 files.This is because currently, the
>> "squid" postrm script is not run on upgrade (as this is an install).
>>
>
> It seems so. And only with a bit of trickery even then.
>  I had to have the squid package explicitly check for /etc/squid3
> existence and copy the file over before squid package upgrade AND have a
> squid3 dummy package ready to install to suppress errors about
> conflicting man8 files etc.
>
> The squid3 dummy package seems to require a Pre-Depends on the new squid
> package to avoid erasing the wanted old squid3 files.
>  But then the squid package needs a conflicts on pre-3.5 squid3 package
> versions to enforce the dummy package upgrade happens at the same time
> (due to man8 file collision errors).
>
> Using manual calls to dpkg --install I still cant seem to find any
> combination of package ordering that lets me install the upgrade and
> dummy packages cleanly at the same time.
>
> The best I can get is "dpkg --install squid-common squid squid3". It
> unpacks but squid3 setup fails citing some error about squid pre-dep
> package being unpacked but not yet installed, which disappears on a
> repeat attempt to install squid3.
>
> I'm hoping that apt is able to suppress either the man8 or pre-dep the
> errors since it knows the squid3 package will be upgrading.

Maybe asking debian-devel about this problem. Some more experienced DD may help.

Regards


-- 
Mathieu Parent