| From: | Thomas Munro <thomas(dot)munro(at)gmail(dot)com> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | Robert Haas <robertmhaas(at)gmail(dot)com>, Andres Freund <andres(at)anarazel(dot)de>, Alvaro Herrera <alvherre(at)alvh(dot)no-ip(dot)org>, Andrew Dunstan <andrew(at)dunslane(dot)net>, PostgreSQL Development <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Worth using personality(ADDR_NO_RANDOMIZE) for EXEC_BACKEND on linux? |
| Date: | 2021-08-12 21:39:36 |
| Message-ID: | CA+hUKG+fhTbJ+y_YYjNC9zNt+AiNKFn=_O+J-RTycPaRDeJXmQ@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Fri, Aug 13, 2021 at 3:13 AM Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
> Robert Haas <robertmhaas(at)gmail(dot)com> writes:
> > Ugh, OK. So, is there a way that we can get an "easy button" committed
> > to the tree?
>
> I don't see why that approach couldn't be incorporated into pg_ctl,
> or the postmaster itself. Given Andres' point that Linux ASLR
> disable probably has to happen in pg_ctl, it seems like doing it
> in pg_ctl in all cases is the way to move forward.
I think doing it in the postmaster is best, since otherwise you have
to put code into pg_regress.c and pg_ctl.c. Here's a patch like that.
| Attachment | Content-Type | Size |
|---|---|---|
| 0001-Make-EXEC_BACKEND-more-convenient-on-macOS.patch | application/octet-stream | 1.6 KB |
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