Re: Password identifiers, protocol aging and SCRAM protocol

From: Heikki Linnakangas <hlinnaka(at)iki(dot)fi>
To: Michael Paquier <michael(dot)paquier(at)gmail(dot)com>
Cc: David Steele <david(at)pgmasters(dot)net>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Robert Haas <robertmhaas(at)gmail(dot)com>, David Fetter <david(at)fetter(dot)org>, Alvaro Herrera <alvherre(at)2ndquadrant(dot)com>, Magnus Hagander <magnus(at)hagander(dot)net>, Peter Eisentraut <peter(dot)eisentraut(at)2ndquadrant(dot)com>, Julian Markwort <julian(dot)markwort(at)uni-muenster(dot)de>, Stephen Frost <sfrost(at)snowman(dot)net>, PostgreSQL mailing lists <pgsql-hackers(at)postgresql(dot)org>, Valery Popov <v(dot)popov(at)postgrespro(dot)ru>
Subject: Re: Password identifiers, protocol aging and SCRAM protocol
Date: 2016-10-17 08:55:21
Message-ID: d60f8ddb-3ba5-2402-8951-7ae23ba0974b@iki.fi
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On 10/15/2016 04:26 PM, Michael Paquier wrote:
>> * Now that we don't call random() in postmaster anymore, is there any point
>> in calling srandom() there (i.e. where the above incorrect comment was)?
>> Should we remove it? random() might be used by pre-loaded extensions,
>> though. (Hopefully not for cryptographic purposes.)
>
> That's the business of the maintainers such modules, so my heart is
> telling me to rip it off, but my mind tells me that there is no point
> in making them unhappy either if they rely on it. I'd trust my mind on
> this one, other opinions are welcome.

I kept it for now. Doesn't do any harm either, even if it's unnecessary.

>> * Should we backport this? Sorry if we discussed that already, but I don't
>> remember.
>
> I think that we discussed quickly the point at last PGCon during the
> SCRAM-committee-unofficial meeting, and that we talked about doing
> that only for HEAD.

Ok, committed to HEAD.

Thanks!

- Heikki

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