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bug#51425: file-system: validate flags

From: Ludovic Courtès
Subject: bug#51425: file-system: validate flags
Date: Sun, 07 Nov 2021 23:16:17 +0100
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/27.2 (gnu/linux)


Ludovic Courtès <ludo@gnu.org> skribis:

> Jonathan Brielmaier <jonathan.brielmaier@web.de> skribis:
>> Imagine the following file system definition in your config.scm:
>> ```
>> (file-system
>>   (device (uuid "UUID-123"))
>>   (flags '((create-mount-point? #t)))
>>   (mount-point "/mnt")
>>   (type "ext4")))
>> ```
>> When you reconfigure there will be no complain, but when you reboot your
>> system wont boot.
> I suppose it fails to boot because of a match error in
> ‘mount-flags->bit-mask’, right?
>> The parameter to flags is nonsense, it should be something like:
>> `read-only`. So mounting of the file system will fail...
> That’s a good use case for the recently-added ‘sanitize’ record field
> property.

Done in 5eb5c0789f34e87ee417a53ddfcfa3b6521bb337.


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