MIME-Version: 1.0
References: 
 <CAMDzVO9mer4V8OON7KhynDwE267oZr6BiF-9=gc22dzLmsxWDw@mail.gmail.com>
 <20230904105958.s45oaei7x3te37e4@alvherre.pgsql>
 <CAMDzVO9do0WroHM-Mto3gmYbHUVE6LncpRONZc=1-m0=uVQbtg@mail.gmail.com>
 <CABUevEwWY4jnvOrbKyVQ4g8gwLExdPaiG3Z69EYbrEsOje_wTw@mail.gmail.com>
 <CAMDzVO9+GpT=Ebdj4s1TJWcxehJsWb7ev2nhqBgL1f9=_kTy8Q@mail.gmail.com>
 <CABUevEy1HN523TEs8Ts-E21Uzux3pGf=qv0VwceomdyrYcEEZQ@mail.gmail.com>
 <7fbfadbb-58e6-4e35-83b3-37465f602d11@pgug.de>
In-Reply-To: <7fbfadbb-58e6-4e35-83b3-37465f602d11@pgug.de>
From: Magnus Hagander <magnus@hagander.net>
Date: Thu, 23 Nov 2023 15:40:21 +0100
Message-ID: 
 <CABUevEw3nsh+Vs3PtJDgaDpK+aT-jT91BgBsGgLUdH9T=WLp2g@mail.gmail.com>
Subject: Re: New blog - who dis?
To: "Andreas 'ads' Scherbaum" <ads@pgug.de>
Cc: Alvaro Herrera <alvherre@alvh.no-ip.org>, pgsql-www@lists.postgresql.org,
	planet@postgresql.org
Content-Type: text/plain; charset="UTF-8"
Content-Transfer-Encoding: quoted-printable
Archived-At: 
 <https://www.postgresql.org/message-id/CABUevEw3nsh%2BVs3PtJDgaDpK%2BaT-jT91BgBsGgLUdH9T%3DWLp2g%40mail.gmail.com>
Precedence: bulk

On Mon, Nov 20, 2023 at 11:44=E2=80=AFPM Andreas 'ads' Scherbaum <ads@pgug.=
de> wrote:
>
> On 11/09/2023 16:09, Magnus Hagander wrote:
> > On Mon, Sep 11, 2023 at 8:01=E2=80=AFAM Andreas 'ads' Scherbaum <ads@pg=
ug.de> wrote:
> >>
> >>
> >> On Tue, Sep 5, 2023 at 2:16=E2=80=AFPM Magnus Hagander <magnus@hagande=
r.net> wrote:
> >>> On Mon, Sep 4, 2023 at 2:47=E2=80=AFPM Andreas 'ads' Scherbaum <ads@p=
gug.de> wrote:
> >>>>
> >>>>
> >>>> On Mon, Sep 4, 2023 at 1:00=E2=80=AFPM Alvaro Herrera <alvherre@alvh=
.no-ip.org> wrote:
> >>>>> Hello,
> >>>>>
> >>>>> On 2023-Sep-04, Andreas 'ads' Scherbaum wrote:
> >>>>>
> >>>>>> I plan to migrate my blog to a new software platform, which
> >>>>>> will also change the URLs which appear in the RSS feed. There
> >>>>>> is no convenient way to keep the old URLs in place.
> >>>>>>
> >>>>>> Most importantly, this will affect Planet PostgreSQL, which
> >>>>>> suddenly might see about 150 "new" blog postings.
> >>>>>>
> >>>>>> Is there a recommended way how to deal with such a move?
> >>>>> Each post in the blog has a "guid" unique identifier, which is usua=
lly
> >>>>> the same as the URL, but some platforms let you set up something
> >>>>> different.  If you can "migrate" your posts to the new platform whi=
le
> >>>>> keeping the GUIDs, that would be best -- they would not be seen as =
new
> >>>>> posts.  The actual URLs don't actually matter.
> >>>>
> >>>> The guid in my case is the full URL of the posting, including the do=
main.
> >>>> I would need to break and fix quite a few things to port this guid o=
ver to
> >>>> the new system, and I can easily miss something before going live.
> >>> You wouldn't need to keep the URL for the new posts, only the GUIDs.
> >>> That is, new posts could have GUIDs in a new format, old posts could
> >>> just use the old URL in the GUID and the new URL in the, well, URL.
> >>
> >> That's a theme change which I more or less permanently need to
> >> maintain. I'd avoid that, if possible.
> >>
> >>
> >>>> I'd rather not go down this path.
> >>> Strictly speaking, per the RSS requirements, you have to.  Not donig
> >>> so will cause reposts for anybody *else* who is tracking your RSS fee=
d
> >>> as well, not just Planet PostgreSQL.
> >>
> >> Correct, but I'm mostly worried about spamming Planet.
> >>
> >>
> >>> * No posts older than 7 days will get posted to *twitter*. They only
> >>> go in the planet RSS feed(s).
> >>> * The planet RSS feeds contain 30 items. The homepage as well. At thi=
s
> >>> point you can see this goes back to Aug 24, so not very far. That
> >>> means that any entries older than that will be ingested into the
> >>> system, but they won't actually be shown to anybody.
> >>> * The feed passed through to www.postgresql.org further restricts thi=
s
> >>> to just the past 10
> >>>
> >>> So this would indicate that if you have a period of say 2 weeks of no
> >>> postings, *planet* won't notice. Others might.
> >>
> >> Basically not posting to Planet from this blog for 2-3 weeks, and mayb=
e
> >> giving someone a heads-up should do the job?
> >
> > Yes. Note the date of your last post and keep an eye out on
> > planet.postgresql.org and make sure that date has "scrolled off the
> > end". Once it has, and it's >7 days, then you are safe from a planet
> > perspective.
>
> Well, can report that I made sure that the old feed url sends a 301
> (permanently moved) to the new feed url.
>
> However Planet doesn't like this:
>
> Feed returned redirect (http 301)
>
> And marks the request as "Failure".
>
> Looks like the new feed url must be updated (and then the blog goes into
> review).

Yeah, this is normal -- planet only autodiscovers redirects to the
https version of the same one. If you change the contents of the URL,
it will get sent back for moderation. (For the *RSS* that is - any
*links* will of course be followed, because that's done by the
browser)

//Magnus