2011-09-15 Virtualization libguestfs

libguestfs is a library and a set of tools for examining and modifying guest disk images.

What's new in Fedora 16[edit]

Fedora 16 has libguestfs 1.12 (updated from libguestfs 1.10 in Fedora 15).

The release notes cover the major new features in libguestfs 1.12 here:

Here are some blog postings covering the major new features too:

There are many different tools to try out:

virt-cat (http://libguestfs.org/virt-cat.1.html)
lets you view single files from the virtual machine
virt-copy-in (http://libguestfs.org/virt-copy-in.1.html)
"file injection" into virtual machines
virt-copy-out (http://libguestfs.org/virt-copy-out.1.html)
extract multiple files from VMs
virt-df (http://libguestfs.org/virt-df.1.html)
display disk used and free
virt-edit (http://libguestfs.org/virt-edit.1.html)
edit single files
virt-filesystems (http://libguestfs.org/virt-filesystems.1.html)
list filesystems
virt-inspector (http://libguestfs.org/virt-inspector.1.html)
inspect operating system, applications etc. in a blind VM
virt-ls (http://libguestfs.org/virt-ls.1.html)
recursively list files and directories
virt-make-fs (http://libguestfs.org/virt-make-fs.1.html)
make a new disk image
virt-rescue (http://libguestfs.org/virt-rescue.1.html)
a rescue CD / shell for VMs
virt-resize (http://libguestfs.org/virt-resize.1.html)
resize VM disks
virt-win-reg (http://libguestfs.org/virt-win-reg.1.html)
view and edit the Windows Registry
guestmount (http://libguestfs.org/guestmount.1.html)
mount guest filesystem on the host using FUSE
guestfish (http://libguestfs.org/guestfish.1.html)
general command line tool for using libguestfs

If the tools don't work, try doing:

libguestfs-test-tool