Re: Relaxing SSL key permission checks

From: Peter Eisentraut <peter_e(at)gmx(dot)net>
To: Alvaro Herrera <alvherre(at)2ndquadrant(dot)com>, Christoph Berg <myon(at)debian(dot)org>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Bruce Momjian <bruce(at)momjian(dot)us>, PostgreSQL Hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Relaxing SSL key permission checks
Date: 2016-03-11 02:20:16
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On 3/4/16 3:55 PM, Alvaro Herrera wrote:
> * it failed to check for S_IXUSR, so permissions 0700 were okay, in
> contradiction with what the error message indicates. This is a
> preexisting bug actually. Do we want to fix it by preventing a
> user-executable file (possibly breaking compability with existing
> executable key files), or do we want to document what the restriction
> really is?

I think we should not check for S_IXUSR. There is no reason for doing that.

I can imagine that key files are sometimes copied around using USB
drives with FAT file systems or other means of that sort where
permissions can scrambled. While I hate gratuitous executable bits as
much as the next person, insisting here would just create annoyances in

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