Date: Tue, 9 Apr 2013 10:58:14 -0400 From: Mark Saad <nonesuch@longcount.org> To: FreeBSD Stable <freebsd-stable@freebsd.org> Subject: Re: Release ISO images have broken RockRidge data Message-ID: <CAMXt9NbNy7hM9S6xxw3%2BhoxdbA_GbbZVOi8Tqo2OLZ9FZfFcyg@mail.gmail.com> In-Reply-To: <5FD2125C-678B-4DCB-B9ED-33C0D3AB2B81@longcount.org> References: <5163F4D4.1090505@rdtc.ru> <5FD2125C-678B-4DCB-B9ED-33C0D3AB2B81@longcount.org>
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On Tue, Apr 9, 2013 at 9:21 AM, Mark Saad <nonesuch@longcount.org> wrote: > > > On Apr 9, 2013, at 7:00 AM, Eugene Grosbein <egrosbein@rdtc.ru> wrote: > >> Hi! >> >> Release ISO images located at ftp://ftp.freebsd.org/pub/FreeBSD/releases/amd64/ISO-IMAGES/ >> were generated with mkisofs until switch to makefs. For example, >> ftp://ftp.freebsd.org/pub/FreeBSD/releases/amd64/ISO-IMAGES/8.2/FreeBSD-8.2-RELEASE-amd64-livefs.iso >> was generated with mkisofs and has correct RockRidge extended attributes. >> >> # isoinfo -d -R -i FreeBSD-8.2-RELEASE-amd64-livefs.iso >> System id: FreeBSD >> Volume id: FreeBSD_LiveFS >> Volume set id: >> Publisher id: The FreeBSD Project. http://www.freebsd.org/ >> Data preparer id: >> Application id: MKISOFS ISO 9660/HFS FILESYSTEM BUILDER & CDRECORD CD-R/DVD CREATOR (C) 1993 E.YOUNGDALE (C) 1997 J.PEARSON/J.SCHILLING >> Copyright File id: >> Abstract File id: >> Bibliographic File id: >> Rock Ridge signatures version 1 found >> Rock Ridge id 'RRIP_1991A' >> Eltorito validation header: >> Hid 1 >> Bootid 88 (bootable) >> >> This image may be unrolled correctly with respect to hardlinks using xorriso command from ports: >> >> # xorriso -for_backup -load volid \* -indev ../FreeBSD-8.2-RELEASE-amd64-livefs.iso -osirrox on -- -extract / livefs -rollback_end >> >> Newer images (8.3 and later) were generated using makefs that seem to produce incorrect RockRidge data: >> >> # isoinfo -d -R -i FreeBSD-8.4-BETA1-amd64-livefs.iso | grep id >> System id: NetBSD >> Volume id: FREEBSD_LIVEFS >> Volume set id: >> Publisher id: >> Data preparer id: >> Application id: >> Copyright File id: >> Abstract File id: >> Bibliographic File id: >> Rock Ridge signatures version 1 found >> Rock Ridge id 'IEEE_P1282' >> Eltorito validation header: >> Hid 1 >> Bootid 88 (bootable) >> >> Same xorriso command produces tons of following error messages and unrolls the image >> without respect to hardlinkg increasing size in nearly 3 times: >> >> libisofs: WARNING : Invalid TF entry >> Caused by: Wrong or damaged RR entry >> >> bsdtar from 8.3-STABLE shows lots of errors too, while extracting FreeBSD-8.4-BETA1-amd64-livefs.iso >> mdconfig breaks hardlinks too. >> >> Is it possible to unroll this image respecting hardlinks? >> >> Eugene Grosbein >> > > While not the same you can always do this > > mdconfig -a -t vnode -f yourfreebsd-version.iso > > mount -t cd9660 /dev/md0 /cdrom > > Then use pax, cpio , cp, rsync etc to copy the data off the image . > > Also if memory serves me right libarchive may be able to unpack an iso much like a tar or cpio archive . Double check that . > > Also makefs was imported from netbsd I would see if netbsd's isos have the same issues . > > Hope this helps > --- > Mark saad | mark.saad@longcount.org > So I did some testing and NetBSD's isos, which are generated much the same way as FreeBSD's , have the same issue . # xorriso -for_backup -load volid \* -indev ../NetBSD-6.1_RC2-amd64.iso -osirrox on -- -extract / netbsd -rollback_en ....... libisofs: NOTE : > Caused by: Wrong or damaged RR entry libisofs: WARNING : Invalid TF entry libisofs: NOTE : > Caused by: Wrong or damaged RR entry libisofs: WARNING : Invalid TF entry libisofs: NOTE : > Caused by: Wrong or damaged RR entry xorriso : UPDATE : 2004 nodes read in 1 seconds libisofs: WARNING : Found hidden El-Torito image. Its size could not be figure out, so image modify or boot image patching may lead to bad results. xorriso : NOTE : Detected El-Torito boot information which currently is set to be discarded Drive current: -indev '../NetBSD-6.1_RC2-amd64.iso' Media current: stdio file, overwriteable Media status : is written , is appendable Boot record : El Torito Media summary: 1 session, 169279 data blocks, 331m data, 194g free Volume id : 'NETBSD_61_RC2' Copying of file objects from ISO image to disk filesystem is: Enabled xorriso : UPDATE : 16 files restored ( 97911k) in 1 seconds , 63.7xD xorriso : UPDATE : 22 files restored ( 173.5m) in 2 seconds , 52.2xD xorriso : UPDATE : 30 files restored ( 252.6m) in 3 seconds , 53.3xD xorriso : UPDATE : 458 files restored ( 297.2m) in 4 seconds , 33.8xD xorriso : UPDATE : 1486 files restored ( 328.4m) in 5 seconds = 50.0xD Extracted from ISO image: file '/'='/opt/home/XXXX/Storage/extract/netbsd' Also for what its worth, tar does work at extracting an iso as well # tar -zxvf ../FreeBSD-7.4-RELEASE-i386-disc1.iso -C out x . x 7.4-RELEASE x 7.4-RELEASE/base x 7.4-RELEASE/catpages x 7.4-RELEASE/manpages x 7.4-RELEASE/games x 7.4-RELEASE/proflibs x 7.4-RELEASE/dict x 7.4-RELEASE/info x 7.4-RELEASE/doc x 7.4-RELEASE/kernels x 7.4-RELEASE/ports x 7.4-RELEASE/src x floppies x boot x boot/zfs x boot/firmware x boot/kernel x boot/modules x boot/defaults x packages x packages/All x packages/converters x packages/devel x packages/gnome x packages/emulators x packages/linux ...... So , what issues does this cause ? Have your filed a pr with FreeBSD or NetBSD ? -- mark saad | nonesuch@longcount.org
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