Re: Possible bug in configuration-system?

[Mikhail Tsykalov]

Hi Raghav,

Example in the manual is wrong, it should say 'targets' instead of 'target'.

Regards,
Mikhail.

On 26.01.2021 20:35, Raghav Gururajan wrote:
> Hi Mikhail!
>
> I just noticed the commit 
> https://git.savannah.gnu.org/cgit/guix.git/commit/?id=a9a2fdaabcc78e7a54d9a6bcfa4ee3de308e9a90.
>
> Do you have any clue regarding the following issue?
>
> > As mentioned in this page of manual 
> > (http://guix.gnu.org/manual/en/html_node/Mapped-Devices.html), for 
> > lvm-device-mapping, I did the following in my config.scm:
> >
> > ```
> >   (mapped-devices
> >    (list
> >     (mapped-device
> >      (source
> >       (uuid "47bb32fe-da7f-4eb6-a11d-ae07a3a2e6f8"))
> >      (target "secondary")
> >      (type luks-device-mapping))
> >     (mapped-device
> >      (source "secondary")
> >      (target (list "secondary-root" "secondary-home"))
> >      (type lvm-device-mapping))))
> > ```
> >
> > When I did `guix system reconfigure`, I got the following error:
> >
> > ```
> > Backtrace:
> > In ice-9/boot-9.scm:
> >    1736:10 19 (with-exception-handler _ _ #:unwind? _ # _)
> >    1731:15 18 (with-exception-handler #<procedure 7fe09e8b7930 at 
> > ic…> …)
> > In guix/scripts/system.scm:
> >     1391:8 17 (_)
> > In guix/status.scm:
> >      780:4 16 (call-with-status-report _ _)
> > In guix/scripts/system.scm:
> >     1219:4 15 (_)
> > In ice-9/boot-9.scm:
> >    1736:10 14 (with-exception-handler _ _ #:unwind? _ # _)
> > In guix/store.scm:
> >     636:37 13 (thunk)
> >     1305:8 12 (call-with-build-handler #<procedure 7fe09e672720 at 
> > g…> …)
> >    2062:24 11 (run-with-store #<store-connection 256.99 7fe09786ab40> …)
> > In guix/scripts/system.scm:
> >    1243:15 10 (_ _)
> >      813:9  9 (perform-action reconfigure #<<operating-system> 
> > kerne…> …)
> > In gnu/system.scm:
> >    1312:26  8 (operating-system-bootcfg #<<operating-system> 
> > kernel:…> …)
> >     574:14  7 (operating-system-bootloader-crypto-devices #<<operatin…>)
> > In unknown file:
> >             6 (filter #<procedure 7fe09580d7a0 at 
> > gnu/system.scm:551…> …)
> > In gnu/system.scm:
> >     552:26  5 (_ _)
> >     528:17  4 (mapped-device-users #<<mapped-device> source: 
> > "second…> …)
> > In srfi/srfi-1.scm:
> >     586:17  3 (map1 (("secondary-root" "secondary-home")))
> > In unknown file:
> >             2 (string-append "/dev/mapper/" ("secondary-root" "seco…"))
> > In ice-9/boot-9.scm:
> >    1669:16  1 (raise-exception _ #:continuable? _)
> >    1669:16  0 (raise-exception _ #:continuable? _)
> >
> > ice-9/boot-9.scm:1669:16: In procedure raise-exception:
> > In procedure string-append: Wrong type (expecting string): 
> > ("secondary-root" "secondary-home")
> > ```
> >
> > When I do the following in my config.scm, system reconfigure works fine:
> >
> > ```
> >   (mapped-devices
> >    (list
> >     (mapped-device
> >      (source
> >       (uuid "47bb32fe-da7f-4eb6-a11d-ae07a3a2e6f8"))
> >      (target "secondary")
> >      (type luks-device-mapping))
> >     (mapped-device
> >      (source "secondary")
> >      (target "secondary-root")
> >      (type lvm-device-mapping))))
> > ```
> >
> > So seems like listing more than one target causes the error. Is this 
> > a bug?
>
> Regards,
> RG.