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Date:      Tue, 02 Aug 2011 00:04:14 +0200
From:      olli hauer <ohauer@gmx.de>
To:        ohauer@FreeBSD.org
Cc:        ports@FreeBSD.org, Miroslav Lachman <000.fbsd@quip.cz>, sahil@FreeBSD.org
Subject:   Re: FreeBSD Port: postfix-2.8.4,1
Message-ID:  <4E3722DE.6050206@gmx.de>
In-Reply-To: <4E371B3B.7070806@FreeBSD.org>
References:  <4E368625.7010805@quip.cz> <4E370ADA.9060902@FreeBSD.org> <4E371284.5010806@quip.cz> <4E371B3B.7070806@FreeBSD.org>

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On 2011-08-01 23:31, Olli Hauer wrote:
> On 2011-08-01 22:54, Miroslav Lachman wrote:
>> Olli Hauer wrote:
>>> On 2011-08-01 12:55, Miroslav Lachman wrote:
>>>> Hi,
>>>> I upgraded postfix-2.8.3,1 to postfix-2.8.4,1 yesterday and today I
>>>> realized, that postfix is nolonger in my manualy defined group
>>>> (maildirs:*:3125:postfix). I use this setting for many years without
>>>> problem.
>>>>
>>>> After the change to "use the ports framework to create USERS and
>>>> GROUPS" it means broken installation after upgrade.
>>>>
>>>> 1] I don't think it is good to touch user's customizations in users
>>>> or groups especially removing something silently
>>>>
>>>> 2] If something like this change happend, it should be mentioned in
>>>> UPDATING
>>>>
>>>> Am I forced to do manual work (adding postfix to my group) after
>>>> each upgrade?
>>>>
>>>> Miroslav Lachman
>>>
>>>
>>> Hi Miroslav,
>>>
>>> what do you mean with "postfix is nolonger in my manualy defined group"?
>>
>> I have postfix in group maildirs on my servers:
>>
>> maildirs:*:3125:postfix
>>
>> This is my group created many years ago (the server start its life as FreeBSD 6.0, now it runs 8.2). I am using this group for mail directories on all of my mailservers.
>>
>>> In the postfix port there was no code to remove the postfix user from
>>> any group or delete the postfix user.
>>> If my speculation is correct and this was not a fresh install, then the
>>> postfix user is now member of the groups *mail, postfix and maildirs*.
>>
>> Today (after Postfix upgrade) I have this in daily report:
>>
>> Backup passwd and group files:
>> elsa.codelab.cz group diffs:
>> 34c34
>> < maildirs:*:3125:postfix
>> ---
>>>> maildirs:*:3125:
>>
>> So I looked in to /etc/group and found that postfix is no longer member of the group maildirs:
>>
>> maildirs:*:3125:
>>
>> I must re-add it to group maildirs, so now I have it right:
>>
>>> id postfix
>> uid=125(postfix) gid=125(postfix) groups=125(postfix),6(mail),3125(maildirs)
>>
>> Miroslav Lachman
> 
> Oh, indeed. You hit a limitation of /usr/sbin/pw.
> 
> The groups are applied with "pw usermod -G $grouplist"
> 
> from pw(8):
>> -G grouplist  Set additional group memberships for an account.  grouplist
>>               is a comma, space or tab-separated list of group names or
>>               group numbers.  The user's name is added to the group lists
>>               in /etc/group, *and removed from any groups not specified in
>>               grouplist*.
> 
> 
> I can think about a workaround for your case. Give me some time will do some tests.
> 

No, you don't hit the limitation. It seems you really found a bug in the Framework!

>From the Framework code in bsd.port.mk existing groups should honored.

I will look into this.

Thanks for your report.
olli



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