bug#79488: [RFE] Enhancement idea : Better Handling of File Permission with CHMOD Command

Pádraig Brady <[email protected]> writes:
>> Rationale:
>> ------------
>> This feature would be useful in scenarios where temporary access needs to be granted, such as:
>> - Allowing a colleague or process to access a file for a short duration
>> - Enhancing security by automatically revoking access after the required time window
>> - Reducing the risk of leaving sensitive files over-exposed due to forgotten manual permission changes
>> Environment:
>> ----------------
>> - OS/Distribution: Ubuntu 22.04
>> - Coreutils version: cmod (GNU coreutils) 9.1
>> Thank you for maintaining coreutils and considering this suggestion.
>
> I'm not sure this is a good idea (what about reboots).
> In any case it would be best achieved with a tool/script
> driving the existing functions/utilities rather than
> with the utilities themselves.

I agree that isn't really the job of chmod.

I think the OP might be able to write something to accomplish their goal
using the 'at' command [1].

That program will allow you to queue commands to run at a certain time,
such as 'chmod'.

Collin

[1] https://pubs.opengroup.org/onlinepubs/9799919799/utilities/at.html