Re: Open 7.3 items

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us>
Cc: PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Open 7.3 items
Date: 2002-08-18 02:36:11
Message-ID: 13921.1029638171@sss.pgh.pa.us
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Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> writes:
> OK, here is the patch with the suggested changes. I am sending the
> patch to hackers because there has been so much interest in this.

One minor gripe:

> + /* If user@, it is a global user, remove '@' */
> + if (strchr(port->user, '@') == port->user + strlen(port->user)-1)

This code is correct, but it tempts someone to replace the strchr()
with a single-character check on the last character of the string.
Which would introduce the security hole we discussed before. The
code is okay, but *please* improve the comment to point out that you
are also excluding the case where there are @'s to the left of the
last character.

regards, tom lane

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