[Libguestfs] [PATCH v2] v2v: allow configurable location for virtio drivers

Make the location of the Windows virtio drivers overridable with the environment variable VIRTIO_WIN_DIR, in the same vein as is done for virt-tools. Signed-off-by: Roman Kagan <rkagan(a)parallels.com&gt; --- changes from v1: - document the new environment variable v2v/convert_windows.ml | 4 +++- v2v/virt-v2v.pod | 10 ++++++++-- 2 files changed, 11 insertions(+), 3 deletions(-) diff --git a/v2v/convert_windows.ml b/v2v/convert_windows.ml index 0cd818a..e966341 100644 --- a/v2v/convert_windows.ml +++ b/v2v/convert_windows.ml @@ -47,7 +47,9 @@ let convert ~verbose ~keep_serial_console (g : G.guestfs) inspect source = try Sys.getenv "VIRT_TOOLS_DATA_DIR" with Not_found -> Config.datadir // "virt-tools" in - let virtio_win_dir = "/usr/share/virtio-win" in + let virtio_win_dir = + try Sys.getenv "VIRTIO_WIN_DIR" + with Not_found -> Config.datadir // "virtio-win" in (* Check if RHEV-APT exists. This is optional. *) let rhev_apt_exe = virt_tools_data_dir // "rhev-apt.exe" in diff --git a/v2v/virt-v2v.pod b/v2v/virt-v2v.pod index 7b6419e..4f7088c 100644 --- a/v2v/virt-v2v.pod +++ b/v2v/virt-v2v.pod @@ -720,8 +720,9 @@ below. OpenSUSE 10 kernel >= 2.6.25.5-1.1 - Windows Drivers are installed from /usr/share/virtio-win - if present + Windows Drivers are installed from the directory pointed to by + "VIRTIO_WIN_DIR" environment variable + (/usr/share/virtio-win by default) if present =head1 RHEL 4 @@ -1500,6 +1501,11 @@ not distributed with virt-v2v. =back +=item C<VIRTIO_WIN_DIR> + +This is where VirtIO drivers for Windows are searched for +(F</usr/share/virtio-win> if unset). See L<ENABLING VIRTIO>. + =back For other environment variables, see L<guestfs(3)/ENVIRONMENT VARIABLES>. -- 2.1.0