Re: su does not work anymore
On 2020-05-02 10:57 +0200, Rainer Dorsch wrote:
> Am Samstag, 2. Mai 2020, 06:32:02 CEST schrieb Andrei POPESCU:
>> On Vi, 01 mai 20, 22:32:58, Rainer Dorsch wrote:
>> > Hello,
>> >
>> > I had an accidential / in a
>> >
>> > # chown -R install-user /xyz/dfak /
>> >
>> > command. Changing the ownership / recursively is certainly not a good
>> > idea.
>>
>> Ugh. For such situations one should either have good backups or a
>> reasonably fast and automated method of reinstalling the system.
>>
>> See also http://taobackup.com
>>
>
> Thanks for sharing the nice link, Andrei. Unfortunately, I took the novice
> approach on step 1 for the system files. I do not see any issues on the system
> anymore tough. To be on the saver side, I also did an "apt-get reinstall" of
> the relevant packages. I hope the next "apt-get dist-upgrade" will eliminate
> any so far hidden issues.
There will likely be a few problems left. Reinstalling packages fixes
the owner and permissions of most ordinary files, but directories are
left alone, and some programs (especially daemons) might find themselves
unable to write where they are supposed to.
Cheers,
Sven
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