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Date:      Sun, 14 Aug 2011 13:38:14 +0000
From:      Alexander Best <arundel@freebsd.org>
To:        Olivier Smedts <olivier@gid0.org>
Cc:        Niclas Zeising <niclas.zeising@gmail.com>, Roland Smith <rsmith@xs4all.nl>, FreeBSD Current <freebsd-current@freebsd.org>, freebsd-ports@freebsd.org, "Hartmann, O." <ohartman@zedat.fu-berlin.de>, freebsd-questions@freebsd.org
Subject:   Re: files/dd7c394c9c9ddf4b97f1b14c676f370adc259b2c7a4b8346eba0788a431db398.gz not found -- snapshot corrupt.
Message-ID:  <20110814133814.GA77936@freebsd.org>
In-Reply-To: <CABzXLYOCDZy5tWA3BBkohX8zbU7PHqcCYipZzddeq-2SC9_hoA@mail.gmail.com>
References:  <20110812182108.GA90173@slackbox.erewhon.net> <4E457477.4060400@zedat.fu-berlin.de> <20110812205408.GA9873@slackbox.erewhon.net> <4E45ACA8.5070406@zedat.fu-berlin.de> <20110813072642.GA24239@slackbox.erewhon.net> <4E462D0D.8070901@zedat.fu-berlin.de> <20110813100810.GA27193@slackbox.erewhon.net> <4E4799D4.8000703@gmail.com> <20110814112534.GA58077@freebsd.org> <CABzXLYOCDZy5tWA3BBkohX8zbU7PHqcCYipZzddeq-2SC9_hoA@mail.gmail.com>

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On Sun Aug 14 11, Olivier Smedts wrote:
> 2011/8/14 Alexander Best <arundel@freebsd.org>:
> > On Sun Aug 14 11, Niclas Zeising wrote:
> >> On 2011-08-13 12:08, Roland Smith wrote:
> >> > On Sat, Aug 13, 2011 at 09:51:41AM +0200, Hartmann, O. wrote:
> >> >> On 08/13/11 09:26, Roland Smith wrote:
> >> >>> On Sat, Aug 13, 2011 at 12:43:52AM +0200, Hartmann, O. wrote:
> >> >>>> On 08/12/11 22:54, Roland Smith wrote:
> >> >>>>> On Fri, Aug 12, 2011 at 08:44:07PM +0200, Hartmann, O. wrote:
> >> >>>>>>>> files/dd7c394c9c9ddf4b97f1b14c676f370adc259b2c7a4b8346eba0788a431db398.gz
> >> >>> Does this file actually exist if you extract the snapshot? And are the
> >> >>> permissions et cetera OK?
> >> >>>
> >> >>> Roland
> >> >>
> >> >> No, it does not.
> >> >>
> >> >> What I did so far over night:
> >> >>
> >> >> I deleted /var/db/portsnap as well as /usr/ports/. Then I tried again.
> >> >> Again failure.
> >> >> After that it got the ports tree via CVS (make update in /usr/ports).
> >> >> Everything seems
> >> >> all right. I tried portsnap again. portsnap compalins about a
> >> >> non-portsnap-created /usr/ports
> >> >> and please me to use 'extract'. I do ... but then I run into the very
> >> >> same failure:
> >> >>
> >> >> (portsnap fetch extract:)
> >> >> /usr/ports/devel/cccc/
> >> >> /usr/ports/devel/ccdoc/
> >> >> /usr/ports/devel/ccrtp/
> >> >> /usr/ports/devel/cdash/
> >> >> files/dd7c394c9c9ddf4b97f1b14c676f370adc259b2c7a4b8346eba0788a431db398.gz not
> >> >> found -- snapshot corrupt.
> >> >
> >> > I've been looking at the portsnap shellscript. This error message is generated
> >> > by the shell's built-in test command, specifically '[ -r'. It is looking for a
> >> > file that was extracted with tar. So the place to look for the bug is IMO
> >> >
> >> > 1) the portsnap script itself (differences between 8.2 and 9?)
> >> > 2) the sh(1)'s built-in test command (ditto)
> >> > 3) tar (ditto)
> >> >
> >> > When you run 'portsnap fetch' it downloads a tgz archive and unpacks it with
> >> > tar(1). What you could try is to comment out the line 'rm ${SNAPSHOTHASH}.tgz'
> >> > in portsnap, and test if the tgz file extracts differently using an
> >> > 8.2-RELEASE tar and the 9-CURRENT tar.  If so, that would be a bug!
> >> >
> >> > Roland
> >>
> >> Just a "me too!". It happens for me on a recently updated 9-current
> >> virtual machine, built with clang.
> >
> > same here:
> >
> > /usr/ports/databases/gigabase/
> > /usr/ports/databases/godis/
> > files/39644d98f9e9b9d9a362cbfc075a996683e8a611a4362d883247c9a2e2fa2658.gz not found -- snapshot corrupt.
> >
> > running r224841 on amd64 built with base clang.
> 
> Aparently fixed with latest HEAD *kernel* :
> 
> # svn log -v -r224842
> ------------------------------------------------------------------------
> r224842 | rwatson | 2011-08-13 18:03:40 +0200 (sam 13 aoû 2011) | 10 lignes
> Chemins modifiés :
>    M /head/sys/kern/vfs_syscalls.c
> 
> When falloc() was broken into separate falloc_noinstall() and finstall(),
> a bug was introduced in kern_openat() such that the error from the vnode
> open operation was overwritten before it was passed as an argument to
> dupfdopen().  This broke operations on /dev/{stdin,stdout,stderr}.  Fix
> by preserving the original error number across finstall() so that it is
> still available.
> 
> Approved by:    re (kib)
> Reported by:    cognet
> 
> ------------------------------------------------------------------------
> 
> You won't be able to buildworld with the buggy kernel, but you can
> buildkernel and reboot on the new kernel. No problems with portsnap
> after that (don't know if you have to clean the old portsnap files, I
> did it).

thanks. switching to a newer revision alone didn't solve the issue. however
after doing

rm -r /var/db/portsnap/files/; rm /var/db/portsnap/t*; portsnap fetch update

everything's back to normal. :)

> 
> -- 
> Olivier Smedts                                                 _
>                                         ASCII ribbon campaign ( )
> e-mail: olivier@gid0.org        - against HTML email & vCards  X
> www: http://www.gid0.org    - against proprietary attachments / \
> 
>   "Il y a seulement 10 sortes de gens dans le monde :
>   ceux qui comprennent le binaire,
>   et ceux qui ne le comprennent pas."



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