GNU bug report logs - #77753
[PATCH] daemon: Catch SIGINT, SIGTERM, and SIGHUP for proper termination.

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Message #10 received at 77753-done <at> debbugs.gnu.org (full text, mbox):

From: Ludovic Courtès <ludo <at> gnu.org>
To: 77753-done <at> debbugs.gnu.org
Cc: Christopher Baines <mail <at> cbaines.net>
Subject: Re: [bug#77753] [PATCH] daemon: Catch SIGINT, SIGTERM, and SIGHUP
 for proper termination.
Date: Mon, 14 Apr 2025 23:07:25 +0200

Ludovic Courtès <ludo <at> gnu.org> writes:

> Previously the daemon would not install handlers for these signals.  It
> would thus terminate abruptly when receiving them, without properly
> closing the SQLite database.
>
> Consequently, the database’s WAL file, which is normally deleted by the
> last client closing the database (via ‘sqlite3_close’), would not be
> deleted when the guix-daemon process is terminated; instead, it would
> persist and possibly keep growing beyond reason.
>
> This patch fixes that.
>
> * nix/nix-daemon/nix-daemon.cc (handleSignal, setTerminationSignalHandler):
> New functions.
> (processConnection): Call it.
>
> Reported-by: Christopher Baines <mail <at> cbaines.net>
> Change-Id: I07e510a1242e92b6a629d60eb840e029c0f921be

Pushed as dd947985522886f9de6fdfdde3f0601e42219da5.

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