Re: [PATCH] `pg_dump -Fd` doesn't check write return status...

On Tue, May  6, 2014 at 09:22:20AM -0400, Noah Misch wrote:
> On Mon, May 05, 2014 at 08:29:56PM -0400, Bruce Momjian wrote:
> > On Tue, Apr 22, 2014 at 03:19:15PM -0400, Bruce Momjian wrote:
> > > As is often the case with pg_dump, the problems you saw are a small part
> > > of a larger set of problems in that code --- there is general ignoring of
> > > read and write errors.
> > > 
> > > I have developed a comprehensive patch that addresses all the issues I
> > > could find.  The use of function pointers and the calling of functions
> > > directly and through function pointers makes the fix quite complex.  I
> > > ended up placing checks at the lowest level and removing checks at
> > > higher layers where they were sporadically placed.  
> > > 
> > > Patch attached.  I have tested dump/restore of all four dump output
> > > formats with the 9.3 regression database and all tests passed.  I
> > > believe this patch is too complex to backpatch, and I don't know how it
> > > could be fixed more simply.
> > 
> > Patch applied.  Thanks for the report.
> 
> This broke automatic detection of tar-format dumps:
> 
> $ pg_dump -Ft -f tardump
> $ pg_restore tardump
> pg_restore: [archiver] could not read from input file: Success
> $ pg_restore -Ft tardump | wc -c
> 736

OK, thanks for the report.  Fixed.

--  Bruce Momjian  <bruce@momjian.us>        http://momjian.us EnterpriseDB
http://enterprisedb.com
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