On 9/2/18, Lucio De Re <lucio.d...@gmail.com> wrote:
> On 9/2/18, Lucio De Re <lucio.d...@gmail.com> wrote:
>> On 9/1/18, hiro <23h...@gmail.com> wrote:
>>> no, 9p2000.L or Linux syscalls are not supported by plan9.
>>>
>>>
>> So Ethan is right, this is a "lark", if an interesting one. 9P is
>> getting quite a few "takers". I seem to recall a paper on adding Plan
>> 9 authentication to the Linux kernel, for purposes beyond the Plan 9
>> scope? That also needed 9P features.
>>
> Found it
> <https://static.googleusercontent.com/media/research.google.com/en//pubs/archive/34433.pdf>:
>
> "This paper discusses the extension of Linux authentication
> mechanisms to allow the use of the Plan 9 approach with
> existing Linux applications in order to reduce the security
> risks mentioned earlier. It describes the port of the Plan 9
> capability device as a character device driver for the Linux
> kernel. It also describes the port of the Plan 9 authentication
> server and the implementation of a PAM module which
> allows the use of these new facilities. It is now possible to
> restrain processes like login and su from the uncontrolled setuid
> bit and make them run on behalf of an unprivileged user
> in Linux."
>
> Lucio.
>
>

sounds like a linux-centric approach, with little or even no novelty.
once you have to deal with stuff like PAM you can give up altogether.

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