From: Alexey Shabalin <a.shabalin@gmail.com> To: ALT Linux Team development discussions <devel@lists.altlinux.org> Subject: Re: [devel] UID_MIN/GID_MIN 500 -> 1000 Date: Wed, 26 Apr 2023 15:09:33 +0300 Message-ID: <CAEdvWkR1fx+tyEMgTK4xAOtKs3k5LQrMJ2gj3qrQJcpFOvSDmw@mail.gmail.com> (raw) In-Reply-To: <20230426102950.GA24412@altlinux.org> ср, 26 апр. 2023 г. в 13:29, Dmitry V. Levin <ldv@altlinux.org>: > > On Fri, Apr 21, 2023 at 03:54:07PM +0300, Alexey V. Vissarionov wrote: > > Good ${greeting_time}! > > > > On 2023-04-20 16:30:56 +0300, Alexey Shabalin wrote: > > > > >> Есть мысль увеличить UID_MIN/GID_MIN по умолчанию до 1000 > > > Еще бы хорошо перейти на uid=gid=65534 для nobody > > > https://github.com/systemd/systemd/blob/main/docs/UIDS-GIDS.md > > > > А вот этого делать точно не надо, так как 65534 - совершенно > > валидный UID из диапазона [UID_MIN;4294967294]. Странно было бы предлагать не валидный UID. Он и сейчас валидный. И зачем нужен пользователь с невалидным UID? > > overflowgid & overflowuid > ------------------------- > > Some filesystems only support 16-bit UIDs and GIDs, although in Linux > UIDs and GIDs are 32 bits. When one of these filesystems is mounted > with writes enabled, any UID or GID that would exceed 65535 is translated > to a fixed value before being written to disk. > > These sysctls allow you to change the value of the fixed UID and GID. > The default is 65534. Тем более nobody надо на 65534 переводить. -- Alexey Shabalin
next prev parent reply other threads:[~2023-04-26 12:09 UTC|newest] Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top 2023-04-20 11:15 Mikhail Efremov 2023-04-20 13:30 ` Alexey Shabalin 2023-04-21 12:54 ` Alexey V. Vissarionov 2023-04-26 10:29 ` Dmitry V. Levin 2023-04-26 12:09 ` Alexey Shabalin [this message] 2023-04-28 5:24 ` Alexey V. Vissarionov 2023-04-20 16:23 ` Leonid Krivoshein 2023-04-20 16:30 ` Ivan A. Melnikov 2023-04-20 16:39 ` Mikhail Efremov 2023-04-20 16:47 ` Ruslandh 2023-04-21 8:41 ` Mikhail Efremov 2023-04-20 18:51 ` Vladimir D. Seleznev 2023-04-21 8:38 ` Mikhail Efremov 2023-04-21 12:09 ` Alexey Gladkov 2023-04-21 12:36 ` Vladislav Zavjalov 2023-04-21 12:59 ` Alexey V. Vissarionov 2023-04-20 21:43 ` Dmitry V. Levin 2023-04-21 8:37 ` Mikhail Efremov 2023-04-21 9:17 ` Sergey V Turchin 2023-04-21 12:50 ` Alexey V. Vissarionov 2023-04-25 16:43 ` Mikhail Efremov
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