From: | "Oliver Elphick" <olly(at)lfix(dot)co(dot)uk> |
---|---|
To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
Cc: | Peter Eisentraut <peter_e(at)gmx(dot)net>, "Mikheev, Vadim" <vmikheev(at)SECTORBASE(dot)COM>, PostgreSQL Development <pgsql-hackers(at)postgresql(dot)org> |
Subject: | Re: Permissions on CHECKPOINT |
Date: | 2001-01-26 05:41:41 |
Message-ID: | 200101260541.f0Q5ffF02147@linda.lfix.co.uk |
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Lists: | pgsql-hackers |
Tom Lane wrote:
>Peter Eisentraut <peter_e(at)gmx(dot)net> writes:
>> Mikheev, Vadim writes:
>>> Yes, there should be permission checking - I'll add it later (in 7.1)
>>> if no one else.
>
>> Should be simple enough. Is this okay:
>
>Actually, I think a more interesting question is "should CHECKPOINT
>have permission restrictions? If so, what should they be?"
>
>A quite relevant precedent is that Unix systems (at least the ones
>I've used) do not restrict who can call sync().
What about DoS attacks? What would be the effect of someone's setting
off an infinite loop of CHECKPOINTs?
--
Oliver Elphick Oliver(dot)Elphick(at)lfix(dot)co(dot)uk
Isle of Wight http://www.lfix.co.uk/oliver
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GPG: 1024D/3E1D0C1C: CA12 09E0 E8D5 8870 5839 932A 614D 4C34 3E1D 0C1C
========================================
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Psalms 51:2-4
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