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| author | Richard W.M. Jones <rjones@redhat.com> | 2010-10-23 10:23:45 +0100 |
|---|---|---|
| committer | Richard W.M. Jones <rjones@redhat.com> | 2010-10-23 10:23:45 +0100 |
| commit | 6ecaa6371a340d30c2f818500b377963cf5afdee (patch) | |
| tree | 826ee763980554d6eea75c5691ac29e6d77ce851 /fuse | |
| parent | 204d54609b4b3e4ca637f0ce2fe98c33ce9d008b (diff) | |
| download | libguestfs-6ecaa6371a340d30c2f818500b377963cf5afdee.tar.gz libguestfs-6ecaa6371a340d30c2f818500b377963cf5afdee.tar.xz libguestfs-6ecaa6371a340d30c2f818500b377963cf5afdee.zip | |
fuse: Add --format option to docs (RHBZ#642934,CVE-2010-3851).
This updates commit 44c5ee1163918bd5c9e6aa6c292f0c3bb15b7b25.
Document the --format option in the guestmount manual page.
Diffstat (limited to 'fuse')
| -rw-r--r-- | fuse/guestmount.pod | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/fuse/guestmount.pod b/fuse/guestmount.pod index 9da74074..fe19a07d 100644 --- a/fuse/guestmount.pod +++ b/fuse/guestmount.pod @@ -75,6 +75,9 @@ If you want to debug the program, we recommend: Add a block device or virtual machine image. +The format of the disk image is auto-detected. To override this and +force a particular format use the I<--format=..> option. + =item B<--dir-cache-timeout N> Set the readdir cache timeout to I<N> seconds, the default being 60 @@ -87,6 +90,18 @@ There is also a different attribute cache implemented by FUSE (see the FUSE option I<-o attr_timeout>), but the FUSE cache does not anticipate future requests, only cache existing ones. +=item B<--format=raw|qcow2|..> | B<--format> + +The default for the I<-a> option is to auto-detect the format of the +disk image. Using this forces the disk format for I<-a> options which +follow on the command line. Using I<--format> with no argument +switches back to auto-detection for subsequent I<-a> options. + +If you have untrusted raw-format guest disk images, you should use +this option to specify the disk format. This avoids a possible +security problem with malicious guests (CVE-2010-3851). See also +L</add-drive-opts>. + =item B<--fuse-help> Display help on special FUSE options (see I<-o> below). |