Re: [ptxdist] git source checkout checksum error

["Gieseler, Christian" <CG@eks-engel.de>]

Hi Uwe,

> -----Ursprüngliche Nachricht-----
> Von: ptxdist [mailto:ptxdist-bounces@pengutronix.de] Im Auftrag von Uwe
> Kleine-König
> Gesendet: Mittwoch, 3. August 2016 13:10
> An: ptxdist@pengutronix.de
> Betreff: Re: [ptxdist] git source checkout checksum error
> 
> On Wed, Aug 03, 2016 at 11:06:36AM +0000, Gieseler, Christian wrote:
> > > -----Ursprüngliche Nachricht-----
> > > Von: ptxdist [mailto:ptxdist-bounces@pengutronix.de] Im Auftrag von
> > > Michael Olbrich
> > > Gesendet: Mittwoch, 3. August 2016 12:11
> > > An: ptxdist@pengutronix.de
> > > Betreff: Re: [ptxdist] git source checkout checksum error
> > >
> > > On Wed, Aug 03, 2016 at 08:44:07AM +0000, Gieseler, Christian wrote:
> > > > > > > git: fetching
> > > > > 'http://git.kernel.org/pub/scm/linux/kernel/git/rostedt/trace-cmd.git
> > > into
> > > > >
> '/globalPtxdistsrc/git.kernel.org.pub.scm.linux.kernel.git.rostedt.trace-
> > > > > cmd.git'...
> > > > > > > Initialized empty shared Git repository in
> > > > >
> /globalPtxdistsrc/git.kernel.org.pub.scm.linux.kernel.git.rostedt.trace-
> > > > > cmd.git/
> > > > > > > remote: Counting objects: 7375, done.
> > > > > > > remote: Total 7375 (delta 0), reused 0 (delta 0)
> > > > > > > Receiving objects: 100% (7375/7375), 3.21 MiB | 1.12 MiB/s, done.
> > > > > > > Resolving deltas: 100% (5575/5575), done.
> > > > > > > From
> http://git.kernel.org/pub/scm/linux/kernel/git/rostedt/trace-
> > > cmd
> > > > > > >  * [new branch]      master     -> master
> > > > > > >  * [new branch]      rfc/profile -> rfc/profile
> > > > > > >  * [new branch]      trace-cmd-stable-v1 -> trace-cmd-stable-v1
> > > > > > > ...
> > > > > > > snip
> > > > > > > ...
> > > > > > >  * [new tag]         trace-cmd-v2.5.4 -> trace-cmd-v2.5.4
> > > > > > >  * [new tag]         trace-cmd-v2.6 -> trace-cmd-v2.6
> > > > > > >
> > > > > > > ---------------------
> > > > > > > target: trace-cmd.get
> > > > > > > ---------------------
> > > > > > >
> > > > > > > ptxdist: error: Wrong md5sum for 'trace-cmd'
> > > (/globalPtxdistsrc/trace-
> > > > > cmd-2.5.2.tar.bz2)
> > > > > > > make: *** [/home/christian/3.linuxBSP/eks-ptxdist-
> bsp/platform-e-
> > > > > light/state/trace-cmd.get] Error 1
> > > > > > >
> > > > > > > On the other hand it works fine on centos 7.
> > > > > > > git: fetching
> > > > > 'http://git.kernel.org/pub/scm/linux/kernel/git/rostedt/trace-cmd.git
> > > into
> > > > >
> > >
> '/buildserverhome/globalPtxdistsrc/git.kernel.org.pub.scm.linux.kernel.git.r
> > > > > ostedt.trace-cmd.git'...
> > > > > > [...]
> > > > > > > Git checkout trace-cmd-v2.5.2 results in the same response HEAD
> is
> > > now
> > > > > at 63df703... trace-cmd: Version 2.5.2  Still the checkout is not the
> same as
> > > > > the diff above shows.
> > > > > > > Centos 6 has git version 1.7.1. Centos 7 1.8.3.1.
> > > > > > > Has someone an idea whats wrong here.
> > > > > >
> > > > > > PTXdist uses git-archive to generate the tarballs. I'm guessing,
> somthing
> > > > > > changed there. Try to compare the resulting tarballs to see what
> > > changed.
> > > > >
> > > > > Do a good and a bad .tar.bz2 match when unpacked?
> > > > Yes, they match. So it seems to be a compression issue.
> > > > Is that a parameter in local git config or is ptxdist using a defined value
> > > > to overwrite the default one?
> > >
> > > Unpacked, as in uncompressed tar match or individual files match?
> > > If the files match, then the file order or timestamps in the tar may be
> > > different, or something like that.
> > I unpacked both tar.bz2 with with tar -xf  and a diff shows no difference.
> However the filesize of the archeives is different.
> > du -h centos7/trace-cmd-2.5.2.tar.bz2 -->1.7M
> > du -h centos6/trace-cmd-2.5.2.tar.bz2 -->3.2M
> 
> What about:
> 
> 	bzdiff centos{6,7}/trace-cmd-2.5.2.tar.bz2
> 
> ?
bzdiff returns without any output so they are no differences. 
The remaining question is then why they have different size.
Best Regards
Christian

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