Re: [PATCH] host/rootfs: add /dev/fd and /dev/std*

[Demi Marie Obenour <demiobenour@gmail.com>]

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On 8/8/25 14:03, Alyssa Ross wrote:
> Demi Marie Obenour <demiobenour@gmail.com> writes:
> 
>> This is the same as 14483e1a690c (img/app: add /dev/fd and /dev/std*),
>> but for the host.
>>
>> Signed-off-by: Demi Marie Obenour <demiobenour@gmail.com>
>> ---
>>  host/rootfs/etc/s6-linux-init/scripts/rc.init | 5 +++++
>>  1 file changed, 5 insertions(+)
> 
> Hmm.  I did it only for img/app on purpose, because that's the only
> place we run arbitrary executables.  In host/rootfs (and vm/sys/net),
> we only run a limited set of code that we control.  WDYT?

We control the code to some degree, but third-party dependencies might
depend on these files existing, and failures due to these being
missing could be extremely difficult to debug.  In particular,
portable code might use /dev/fd intentionally, as the BSDs have it.
-- 
Sincerely,
Demi Marie Obenour (she/her/hers)

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