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bug#36855: guix system switch-generation doesn't
From: |
Robert Vollmert |
Subject: |
bug#36855: guix system switch-generation doesn't |
Date: |
Tue, 6 Aug 2019 23:21:40 +0200 |
Could we get some input on this bug?
Maybe I’m misunderstanding something, but it seems that a core guix
feature (atomic rollbacks) doesn’t work…
> On 30. Jul 2019, at 12:00, Robert Vollmert <address@hidden> wrote:
>
> What I see:
>
> 1. edit ~/pzprnode/pzprnode
>
> rob@garp ~/pzprnode$ git diff
> diff --git a/pzprnode b/pzprnode
> index 612e6a8..d8ef0ea 100755
> --- a/pzprnode
> +++ b/pzprnode
> @@ -190,5 +190,6 @@ const server = http.createServer((req, res) => {
> });
>
> server.listen(port, hostname, () => {
> + console.log("updated version");
> console.log(`Server running at http://${hostname}:${port}/`);
> });
>
> 2. sudo guix system reconfigure -L ~/garp-config ~/garp-config/config.scm
> 3. sudo herd restart pzprnode
> 4. less /var/log/messages
>
> Jul 30 11:46:57 localhost shepherd[1]: Service pzprnode has been stopped.
> Jul 30 11:46:57 localhost shepherd[1]: Service pzprnode has been started.
> Jul 30 11:46:58 localhost pzprnode[4954]: updated version
> Jul 30 11:46:58 localhost pzprnode[4954]: Server running at
> http://127.0.0.1:3456/
>
> 5. sudo guix system list-generations
>
> Generation 151 Jul 30 2019 10:37:06
> file name: /var/guix/profiles/system-151-link
> canonical file name: /gnu/store/jis33accsfpa068aps0a9mrycmjzfm4m-system
> label: GNU with Linux-Libre 5.2.1
> bootloader: grub
> root device: label: "guix-root"
> kernel: /gnu/store/fp6wsvn10h1is0wkz8l2sbzjmjbzi7vr-linux-libre-5.2.1/bzImage
> Generation 152 Jul 30 2019 11:43:13 (current)
> file name: /var/guix/profiles/system-152-link
> canonical file name: /gnu/store/3z3wmaj0399kihqc372y91nzcjxc1myl-system
> label: GNU with Linux-Libre 5.2.1
> bootloader: grub
> root device: label: "guix-root"
> kernel: /gnu/store/fp6wsvn10h1is0wkz8l2sbzjmjbzi7vr-linux-libre-5.2.1/bzImage
>
> 6. sudo guix system switch-generation 151
>
> substitute: updating substitutes from 'https://ci.guix.gnu.org'... 100.0%
> The following derivation will be built:
> /gnu/store/qvxbl3gm6406dbbkm8jigmpc8zi42lfw-grub.cfg.drv
> building /gnu/store/qvxbl3gm6406dbbkm8jigmpc8zi42lfw-grub.cfg.drv...
> switched from generation 152 to 151
>
> 7. sudo herd restart pzprnode
> 8. less /var/log/messages
>
> Jul 30 11:48:02 localhost shepherd[1]: Service pzprnode has been stopped.
> Jul 30 11:48:02 localhost shepherd[1]: Service pzprnode has been started.
> Jul 30 11:48:03 localhost pzprnode[4994]: updated version
> Jul 30 11:48:03 localhost pzprnode[4994]: Server running at
> http://127.0.0.1:3456/
>
> The line with “updated version” should not be there.
>
> Presumably, this is due to switch-generations not calling
> upgrade-shepherd-services.
>