Re: BUG #2424: initdb Did Not Escape the Password - Mailing list pgsql-bugs

From Bruce Momjian
Subject Re: BUG #2424: initdb Did Not Escape the Password
Date
Msg-id 200605271726.k4RHQOH17699@candle.pha.pa.us
Whole thread Raw
In response to Re: BUG #2424: initdb Did Not Escape the Password  (Tom Lane <tgl@sss.pgh.pa.us>)
Responses Re: BUG #2424: initdb Did Not Escape the Password
List pgsql-bugs
Yes, I was going to rework the patch to use the ideas you suggested.  I
wasn't going to apply it as-is.  Anyway, feel free to address it.

---------------------------------------------------------------------------

Tom Lane wrote:
> Bruce Momjian <pgman@candle.pha.pa.us> writes:
> > Your patch has been added to the PostgreSQL unapplied patches list at:
>
> I don't particularly like this patch, because it is predicated on a
> false assumption, namely that initdb uses libpq to talk to the backend.
> ISTM PQescapeString is not the thing to use.  (As a concrete example
> of why not, there'll be no way to make it use the correct value of
> standard_conforming_strings, when that default changes.)
>
> I think the best solution is probably to use the existing escape_quotes
> function and to place its output in an E'' string.
>
> I looked through initdb to see if there were any other places where it
> was creating SQL string literals that might have escaping problems.
> All of the COPY commands it issues are potentially at risk: consider
> the possibility that the installation sharedir has a quote or backslash
> in its path.  I didn't see any other holes though.
>
> Will fix this later today.
>
>             regards, tom lane
>

--
  Bruce Momjian   http://candle.pha.pa.us
  EnterpriseDB    http://www.enterprisedb.com

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