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Diffstat (limited to 'examples')
| -rw-r--r-- | examples/guestfs-recipes.pod | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/examples/guestfs-recipes.pod b/examples/guestfs-recipes.pod index 90b1c2f7..2071b3a9 100644 --- a/examples/guestfs-recipes.pod +++ b/examples/guestfs-recipes.pod @@ -30,6 +30,28 @@ Windows. L<https://lists.fedoraproject.org/pipermail/virt/2011-May/002655.html> L<https://lists.fedoraproject.org/pipermail/virt/2011-May/002658.html> +=head1 Checksum a file or device within a disk image + +To checksum a whole device, or a partition, LV etc within a disk image: + + guestfish --ro -a disk.img run : checksum-device md5 /dev/sda1 + +Replace C<md5> with the type of checksum you want. See +L<guestfs(3)/guestfs_checksum_device> for a list of supported types. + +C</dev/sda1> means "the first partition". You could use C</dev/sda> +to checksum the whole disk image, or the name of a logical volume or +RAID device. + +To checksum a single file: + + guestfish --ro -a disk.img -i checksum sha256 /etc/passwd + +or for a Windows guest: + + guestfish --ro -a disk.img -i \ + checksum sha256 'win:\windows\system32\config\SOFTWARE' + =head1 Cloning a virtual machine Use a combination of tools like L<cp(1)>, L<dd(1)>, and @@ -89,6 +111,10 @@ one which is encrypted or buried inside an LV or RAID device): guestfish --ro -d Guest run : download /dev/vg_guest/lv_root lv.img +To download to stdout, replace the filename with a C<-> character: + + guestfish --ro -a disk.img run : download /dev/sda1 - | hexdump -C + To list the filesystems in a disk image, use L<virt-filesystems(1)>. =head1 Edit grub configuration in a VM |