Date: Sun, 13 Nov 2016 10:55:44 +0100 From: Lars Engels <lars.engels@0x20.net> To: Gary Palmer <gpalmer@freebsd.org> Cc: tech-lists <tech-lists@zyxst.net>, freebsd-fs@freebsd.org Subject: Re: mounting an ubuntu 14.04 bhyve image as a filesystem for editing Message-ID: <20161113095544.GJ68652@e-new.0x20.net> In-Reply-To: <20161111160909.GA67078@in-addr.com> References: <ad82ab98-b762-ab36-5da3-51cf366c69d1@zyxst.net> <20161110152612.GH68652@e-new.0x20.net> <fa59613d-b537-2725-27aa-5d385466d83d@zyxst.net> <20161111160909.GA67078@in-addr.com>
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--7hPxVvx9zUFtB5wE Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri, Nov 11, 2016 at 04:09:09PM +0000, Gary Palmer wrote: > On Fri, Nov 11, 2016 at 03:30:59PM +0000, tech-lists wrote: > > On 10/11/2016 15:26, Lars Engels wrote: > > > On Thu, Nov 10, 2016 at 12:32:07PM +0000, tech-lists wrote: > > >> Hello list, > > >> > > >> [originally sent to virtualization@ but got no replies, probably > > >> because, thinking about it, the fact that it's a bhyve image is inci= dental] > > >> > > >> [snipped stuff about bhyve] > > >> > > >> Is there a way of taking an ubuntu VM image that normally runs as a > > >> bhyve guest, mounting it on some mountpoint on the freebsd host and > > >> directly editing the files within it? > > >> > > >> Alternatively, is there a way of making grub boot the image into > > >> single-user-mode like one can with freebsd? > > >> > > > > > > That should work (provided sysutils/fusefs-ext4fuse is installed): > > > > > > # mdconfig -t vnode -f $ubuntu_img > > > # ext4fuse /dev/md0 /mnt > > > > >=20 > > Hi, thanks for looking at this. > >=20 > > Unfortunately it didn't work: > >=20 > > root@host0:/vms/138# mdconfig -t vnode -f ubuntu138.img > > md2 > >=20 > > root@host0:/vms/138# ext4fuse /dev/md2 /mnt > > Partition doesn't contain EXT4 filesystem > >=20 > > root@host0:/vms/138# ls -la /dev/md2* > > crw-r----- 1 root operator 0xb0 Nov 11 14:58 /dev/md2 > > crw-r----- 1 root operator 0xb4 Nov 11 15:06 /dev/md2s1 > > crw-r----- 1 root operator 0xb5 Nov 11 15:06 /dev/md2s2 > > crw-r----- 1 root operator 0xb6 Nov 11 15:06 /dev/md2s5 > >=20 > > root@host0:/vms/138# ext4fuse /dev/md2s1 /mnt > > fuse: failed to open fuse device: No such file or directory >=20 >=20 > That is a different error than the others. I somewhat suspect > that there is an ext partition on md2s1 but something else > prevented the mount from proceeding. Is there anything in > dmesg or /var/log/messages? >=20 > Do you have a /dev/fuse? You need to load the fuse kernel module first # kldload fuse --7hPxVvx9zUFtB5wE Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQF8BAEBCgBmBQJYKDigXxSAAAAAAC4AKGlzc3Vlci1mcHJAbm90YXRpb25zLm9w ZW5wZ3AuZmlmdGhob3JzZW1hbi5uZXQ4RjQwMDE3RTRERjUzMTI1N0FGRTUxNDlF NTRDQjM3RDNBMDg5RDZEAAoJEOVMs306CJ1tkukH+wT6hJp8Cs51k6PXGo5f26nk YQRC3ZNYIxZhc2KMZ2IZc9W0UJMc0zj2oDAFdrZ2pdQgYcmCVUa4PpVht19/mEXR 9fPJYAZioQ5KfB8NBOkmcjxdaOXOFXexT8AAt/XV61Sy/7omzerLXDGXa0AQzqZi 69aRqO4R7lFdEobLbj0v4tIU1+ks1UerU47bBZxcT5tJqRZNY9pKaUphzMzUS1op K7xKfa9IhVzSOLIxEcZZh8dmqrc5K+FcW2E1OYNW6g9fwZFlaDyOFjKmPTODRWlI uQjrtVqpS1qdXILpRHFdvTB22C4YHxkEmnSUgLHJxaaxApAgWoRvZDzQHi8LROU= =6r2m -----END PGP SIGNATURE----- --7hPxVvx9zUFtB5wE--
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