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From: =?utf-8?Q?Ludovic_Court=C3=A8s?= <ludo@HIDDEN>
To: Ian Eure <ian@HIDDEN>
Subject: Re: bug#76928: User accounts are shared between system generations
In-Reply-To: <874j00o65m.fsf@HIDDEN> (Ian Eure's message of "Mon, 10 Mar
2025 15:46:45 -0700")
References: <874j00o65m.fsf@HIDDEN>
Date: Mon, 17 Mar 2025 20:41:48 +0100
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Hi,
Ian Eure <ian@HIDDEN> skribis:
> Found this one on accident today and was surprised. To reproduce:
>
> - Remove your user account from your system configuration on
> accident.
> - `sudo guix system reconfigure'
> - Realize your mistake. Observe that neither `su' nor `sudo' work,
> because you don=E2=80=99t exist.
> - Reboot in a state of mild panic.
> - Select any previous system generation from GRUB.
>
> Expected result: previous generations should have the account which
> was deleted, since it was declared in the configurations which
> produced them.
>
> Actual result: They don=E2=80=99t.
Are you sure? /etc/{shadow,passwd,group} are created at activation
time, meaning when booting or reconfiguring (see =E2=80=98account-activatio=
n=E2=80=99,
which returns code that calls =E2=80=98activate-users+groups=E2=80=99, the =
procedure
that creates those files).
Thanks,
Ludo=E2=80=99.
bug-guix@HIDDEN:bug#76928; Package guix.
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Mon, 10 Mar 2025 18:46:47 -0400 (EDT) From: Ian Eure <ian@HIDDEN> To: bug-guix@HIDDEN Subject: User accounts are shared between system generations User-Agent: mu4e 1.12.9; emacs 29.4 Date: Mon, 10 Mar 2025 15:46:45 -0700 Message-ID: <874j00o65m.fsf@HIDDEN> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: quoted-printable Received-SPF: pass client-ip=202.12.124.155; envelope-from=ian@HIDDEN; helo=fhigh-b4-smtp.messagingengine.com X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-Spam-Score: 0.7 (/) X-Debbugs-Envelope-To: submit X-BeenThere: debbugs-submit <at> debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: <debbugs-submit.debbugs.gnu.org> List-Unsubscribe: <https://debbugs.gnu.org/cgi-bin/mailman/options/debbugs-submit>, <mailto:debbugs-submit-request <at> debbugs.gnu.org?subject=unsubscribe> List-Archive: <https://debbugs.gnu.org/cgi-bin/mailman/private/debbugs-submit/> List-Post: <mailto:debbugs-submit <at> debbugs.gnu.org> List-Help: <mailto:debbugs-submit-request <at> debbugs.gnu.org?subject=help> List-Subscribe: <https://debbugs.gnu.org/cgi-bin/mailman/listinfo/debbugs-submit>, <mailto:debbugs-submit-request <at> debbugs.gnu.org?subject=subscribe> Errors-To: debbugs-submit-bounces <at> debbugs.gnu.org Sender: "Debbugs-submit" <debbugs-submit-bounces <at> debbugs.gnu.org> X-Spam-Score: -0.3 (/) Found this one on accident today and was surprised. To reproduce: - Remove your user account from your system configuration on=20 accident. - `sudo guix system reconfigure' - Realize your mistake. Observe that neither `su' nor `sudo'=20 work, because you don=E2=80=99t exist. - Reboot in a state of mild panic. - Select any previous system generation from GRUB. Expected result: previous generations should have the account=20 which was deleted, since it was declared in the configurations=20 which produced them. Actual result: They don=E2=80=99t. -- Ian
Ian Eure <ian@HIDDEN>:bug-guix@HIDDEN.
Full text available.bug-guix@HIDDEN:bug#76928; Package guix.
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