Re: [FFmpeg-devel] [PATCH] web/download: Extend the verification procedure to check for difference between git and release tarball

[Kieran Kunhya <kierank@obe.tv>]

On Sat, 30 Mar 2024 at 17:30, Michael Niedermayer <michael@niedermayer.cc>
wrote:

> On Sat, Mar 30, 2024 at 11:51:17AM -0300, James Almer wrote:
> > On 3/30/2024 11:02 AM, Michael Niedermayer wrote:
> > > Iam not 100% sure this is the best place to put this. But we should
> somewhere
> > > describe what differences are expected
> > >
> > > Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
> > > ---
> > >   src/download | 34 ++++++++++++++++++++++++++++++++++
> > >   1 file changed, 34 insertions(+)
> > >
> > > diff --git a/src/download b/src/download
> > > index 0e6fa7e..34733de 100644
> > > --- a/src/download
> > > +++ b/src/download
> > > @@ -284,6 +284,40 @@ gpg:                using RSA key
> FCF986EA15E6E293A5644F10B4322F04D67658D8
> > >   gpg:                issuer "ffmpeg-devel@ffmpeg.org"
> > >   gpg: Good signature from "FFmpeg release signing key &
> lt;ffmpeg-devel@ffmpeg.org&gt;" [full]</pre>
> > >         </li>
> > > +      <li>
> > > +        Verify that the release tarball matches the git tag:
> (expected differences are missing .git, .gitignore and .gitattributes and
> an additional VERSION file)
> > > +        <pre>
> > > +        $ diff -ru ffmpeg-5.1.4 gitdir2
> > > +Only in gitdir2/doc/doxy: .gitignore
> > > +Only in gitdir2/doc/examples: .gitignore
> > > +Only in gitdir2/doc: .gitignore
> > > +Only in gitdir2/ffbuild: .gitignore
> > > +Only in gitdir2: .git
> > > +Only in gitdir2: .gitattributes
> > > +Only in gitdir2: .gitignore
> > > +Only in gitdir2/libavcodec: .gitignore
> > > +Only in gitdir2/libavcodec/tests: .gitignore
> > > +Only in gitdir2/libavdevice: .gitignore
> > > +Only in gitdir2/libavdevice/tests: .gitignore
> > > +Only in gitdir2/libavfilter: .gitignore
> > > +Only in gitdir2/libavfilter/opencl: .gitignore
> > > +Only in gitdir2/libavfilter/tests: .gitignore
> > > +Only in gitdir2/libavformat: .gitignore
> > > +Only in gitdir2/libavformat/tests: .gitignore
> > > +Only in gitdir2/libavutil: .gitignore
> > > +Only in gitdir2/libavutil/tests: .gitignore
> > > +Only in gitdir2/libswresample/tests: .gitignore
> > > +Only in gitdir2/libswscale/tests: .gitignore
> > > +Only in gitdir2/tests/api: .gitignore
> > > +Only in gitdir2/tests/checkasm: .gitignore
> > > +Only in gitdir2/tests: .gitignore
> > > +Only in gitdir2/tools: .gitignore
> > > +Only in ffmpeg-5.1.4: VERSION
> > > +        </pre>
> > > +      </li>
> > > +      <li>
> > > +        Verify that the tag in git is signed
> >
> > The tags are signed with your key made for this purpose,
> > DD1EC9E8DE085C629B3E1846B18E8928B3948D64, and not with the tarball one
> > listed above. You should include it here the same way, unless the
> signature
>
> yes but before doing that, do you think this is the best place to put all
> this?
>

Putting this on a web host run by people we've never met before is a
perfect place to put this information.

Kieran
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