Re: Upgrade from source to RC1: problems with /etc : lost users and dbus

From: Kevin Oberman <kob6558_at_gmail.com>
Date: Fri, 28 Oct 2011 20:44:17 -0700
On Fri, Oct 28, 2011 at 8:24 PM, Doug Barton <dougb_at_freebsd.org> wrote:
> On 10/28/2011 20:09, Kevin Oberman wrote:
>> On Fri, Oct 28, 2011 at 6:34 PM, Doug Barton <dougb_at_freebsd.org> wrote:
>>> On 10/28/2011 01:43, Thomas Mueller wrote:
>>>> How does one run mergemaster without running roughshod over existing configuration?
>>>
>>> Carefully? :)  Seriously ... always use the -P option, and/or add
>>> PRESERVE_FILES in your mergemaster rc file. Watch the changes carefully.
>>> If you have to, do the updates in more than one pass using the -r option
>>> for subsequent runs. Do the simple ones first, then go back and do the
>>> ones that you have to think harder about. I recommend against using the
>>> -U option.
>>>
>>> It's not rocket science, it's just like any other system administration
>>> task, it requires careful attention.
>>
>> I agree that just running mergemaster CAREFULLY does the job. The only
>> time I was ever burned was when I was in a BIG hurry and ended up
>> wasting a LOT of time. (I think I also learned.) Of course, I also
>> remember merging /etc before we had mergemaster.
>
> Yeah, me too, that's why I wrote it. :)
>
>> I am a bit curious why you recommend against -U, though. I've been
>> using it since it was added and have never had a problems. It's saved
>> me quite a bit of time. Is thee a corner case that I'm missing?
>
> The case where there are relevant changes in configuration or other
> files that you miss because you install them without examination. That
> said, I realize that what people *want* is an upgrade process that they
> don't have to look at and/or think about. As soon as I figure out how to
> make mergemaster telepathic I'll be sure to add that patch.

An obvious problem that I managed overlook all of this time.

And thanks for all of your shell code. Between mergemaster and
portmaster you have saved many, many man-years of painful and
error-prone effort.

Do you dream in sh?
-- 
R. Kevin Oberman, Network Engineer
E-mail: kob6558_at_gmail.com
Received on Sat Oct 29 2011 - 01:44:18 UTC

This archive was generated by hypermail 2.4.0 : Wed May 19 2021 - 11:40:19 UTC