On Fri, Feb 5, 2016 at 3:44 AM, Noah Misch <n...@leadboat.com> wrote:

> On Thu, Feb 04, 2016 at 09:19:19AM +0100, Magnus Hagander wrote:
> > On Thu, Feb 4, 2016 at 7:26 AM, Noah Misch <n...@leadboat.com> wrote:
> > > The following message, which bears "User-Agent: pgcommitfest",
> > >
> > >
> > >
> http://www.postgresql.org/message-id/flat/20160202164101.1291.30526.p...@coridan.postgresql.org
> > >
> > > added spaces after commas in its subject line, compared to the subject
> > > line of
> > > its In-Reply-To message.
> > >
> > >      new subject line: Re: Add generate_series(date, date) and
> > > generate_series(date, date, integer)
> > > previous subject line: Re: Add generate_series(date,date) and
> > > generate_series(date,date,integer)
> > >
> > > I see no way to manually alter the subject line from the
> > > commitfest.postgresql.org review UI.  Is commitfest.postgresql.org
> > > initiating
> > > this change internally?
> > >
> >
> > That is weird.
> >
> > The CF app certainly doesn't do that intentionally - it copies it from
> the
> > archives. And if I look in the db on the cf app, it has the subject
> without
> > the space as the field that it copied :O
> >
> > The code is line 355-358 at:
> >
> http://git.postgresql.org/gitweb/?p=pgcommitfest2.git;a=blob;f=pgcommitfest/commitfest/views.py;h=b4f19b2db470e5269943418b2402ca9ddfff0dff;hb=fec3b2431730c131a206a170a99a7610cdbacc6b#l355
> >
> > the "subject" field in the db that we copy does not have the spaces... I
> > honestly have no idea where they are coming from :O I'm guessing it must
> be
> > something internally in the python libraries that create the MIME.
>
> So it is.  The problem happens when email.mime.text.MIMEText wraps the
> subject
> line; see attached test program.
>

Ouch. So that's basically a bug in the python standard libraries :( It
looks a lot like this one, doesn't it? https://bugs.python.org/issue25257



> > Have you
> > seen this with any other messages, that you can recall, or just this one?
>
> Just this one.  However, no other hackers subject line since 2015-01-01
> contains a comma followed by something other than a space.
>

I wonder in that case if it's worth trying to do something about that in
our code, or just leave it be.

-- 
 Magnus Hagander
 Me: http://www.hagander.net/
 Work: http://www.redpill-linpro.com/

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