Re: Possible bug in configuration-system?

[Mikhail Tsykalov <tsymsh@gmail.com>]

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.