Re: logfile subprocess and Fancy File Functions

OK, let's go with something that is purely log file stuff.

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Tom Lane wrote:
> Bruce Momjian <pgman@candle.pha.pa.us> writes:
> > Agreed it should be relative to the log directory, which may or not be
> > under PGDATA, and don't let them go up above it.  Is there any downside
> > to allowing absolute reads as well because COPY can already read
> > absolute files.
>
> Perhaps not from a security point of view, but I think it would be
> rather bizarre for a general-purpose pg_read_file() function to default
> to reading from the log directory.  From the point of view of having
> a consistent API, it'd be better to call the functions something like
> pg_read_logdirectory() and pg_read_logfile() and restrict them to the
> log directory.  If we later decide we want to add a general
> pg_read_file() operation, we won't have to contort its operation to
> preserve compatibility with the log-fetching case.
>
>             regards, tom lane
>
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