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Tue, 13 Jun 2023 22:40:03 -0400 Received: from debbugs.gnu.org ([209.51.188.43]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1q9GQU-0004q7-6H for bug-guix@gnu.org; Tue, 13 Jun 2023 22:40:02 -0400 Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1q9GQU-0006T4-1v for bug-guix@gnu.org; Tue, 13 Jun 2023 22:40:02 -0400 X-Loop: help-debbugs@gnu.org Subject: bug#64057: qemu-guest-agent-shepherd-service probably lacks (requirement '(udev)) Resent-From: Yann Dupont Original-Sender: "Debbugs-submit" Resent-CC: bug-guix@gnu.org Resent-Date: Wed, 14 Jun 2023 02:40:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: report 64057 X-GNU-PR-Package: guix X-GNU-PR-Keywords: To: 64057@debbugs.gnu.org X-Debbugs-Original-To: bug-guix@gnu.org Received: via spool by submit@debbugs.gnu.org id=B.168671036524773 (code B ref -1); Wed, 14 Jun 2023 02:40:01 +0000 Received: (at submit) by debbugs.gnu.org; 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dkim=fail ("headers rsa verify failed") header.d=univ-nantes.fr header.s=mailv2 header.b=DdSXMraO; dkim=fail ("headers rsa verify failed") header.d=univ-nantes.fr header.s=mailv2 header.b=CNEPf1fM; dmarc=fail reason="SPF not aligned (relaxed)" header.from=univ-nantes.fr (policy=none); spf=pass (aspmx1.migadu.com: domain of "bug-guix-bounces+larch=yhetil.org@gnu.org" designates 209.51.188.17 as permitted sender) smtp.mailfrom="bug-guix-bounces+larch=yhetil.org@gnu.org" X-Migadu-Queue-Id: 35F0216AA4 X-Spam-Score: -2.33 X-TUID: 3yPYAKqWEfyH This is a multi-part message in MIME format. --------------XLKXivilL0Tml00fenEeej1R Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Hi all, we've noticed that qemu-guest-agent doesn't start reliably on virtual machines generated by guix system. the log file shows the following: 2023-06-12 14:36:14 1686573373.873765: critical: error opening channel '/dev/virtio-ports/org.qemu.guest_agent.0': No such file or directory 2023-06-12 14:36:14 1686573373.873779: critical: failed to create guest agent channel 2023-06-12 14:36:14 1686573373.873782: critical: failed to initialize guest agent channel I guess the udev dependency is missing. The following patch seems to do the trick here: diff --git a/gnu/services/virtualization.scm b/gnu/services/virtualization.scm index 2e311e3813..b1b7eafd75 100644 --- a/gnu/services/virtualization.scm +++ b/gnu/services/virtualization.scm @@ -962,6 +962,7 @@ (define (qemu-guest-agent-shepherd-service config) (list (shepherd-service (provision '(qemu-guest-agent)) + (requirement '(udev)) (documentation "Run the QEMU guest agent.") (start #~(make-forkexec-constructor `(,(string-append #$qemu "/bin/qemu-ga") Cheers, --------------XLKXivilL0Tml00fenEeej1R Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: 7bit

Hi all, we've noticed that qemu-guest-agent doesn't start reliably on virtual machines generated by guix system.
the log file shows the following:

2023-06-12 14:36:14 1686573373.873765: critical: error opening channel '/dev/virtio-ports/org.qemu.guest_agent.0': No such file or directory 2023-06-12 14:36:14 1686573373.873779: critical: failed to create guest agent channel 2023-06-12 14:36:14 1686573373.873782: critical: failed to initialize guest agent channel

I guess the udev dependency is missing. The following patch seems to do the trick here:

diff --git a/gnu/services/virtualization.scm b/gnu/services/virtualization.scm index 2e311e3813..b1b7eafd75 100644 --- a/gnu/services/virtualization.scm +++ b/gnu/services/virtualization.scm @@ -962,6 +962,7 @@ (define (qemu-guest-agent-shepherd-service config) (list (shepherd-service (provision '(qemu-guest-agent)) + (requirement '(udev)) (documentation "Run the QEMU guest agent.") (start #~(make-forkexec-constructor `(,(string-append #$qemu "/bin/qemu-ga")

Cheers,

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