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|
#!/bin/sh
set -e
# This logic to detect virtualization technology is inspired
# from systemd-detect-virt (detect_vm() in src/basic/virt.c)
detect_virt_dmi_entry() {
local entry=$1
if [ ! -e "$entry" ]; then
return
fi
case "$(cat $entry)" in
KVM*) echo "kvm";;
QEMU*) echo "qemu";;
VMware*) echo "vmware";;
VMW*) echo "vmware";;
innotek*) echo "oracle";;
Xen*) echo "xen";;
Bochs*) echo "bochs";;
Parallels*) echo "parallels";;
BHYVE*) echo "bhyve";;
esac
}
detect_virt_dmi() {
local path
local result
for path in /sys/class/dmi/id/product_name \
/sys/class/dmi/id/sys_vendor \
/sys/class/dmi/id/board_vendor \
/sys/class/dmi/id/bios_vendor; do
result=$(detect_virt_dmi_entry $path)
if [ -n "$result" ]; then
echo "$result"
return
fi
done
}
log() {
logger -t hw-detect "$@"
}
mount_sys_and_proc() {
local to_umount=""
if [ ! -e /target/sys/class ]; then
mount -t sysfs none /target/sys
to_umount="/target/sys"
fi
if [ ! -e /target/proc/sys ]; then
mount -t proc none /target/proc
to_umount="$to_umount /target/proc"
fi
echo "$to_umount"
}
detect_virt() {
# First try to use systemd-detect-virt, it knows a lot more.
if [ -x /target/usr/bin/systemd-detect-virt ]; then
to_umount=$(mount_sys_and_proc)
virt=$(chroot /target systemd-detect-virt || true)
for path in $to_umount; do
umount $path || true
done
log "detected virtualization '$virt' (with systemd-detect-virt)"
fi
# Otherwise, rely on DMI information
if [ -z "$virt" ]; then
virt=$(detect_virt_dmi)
log "detected virtualization '$virt' (with DMI data)"
fi
echo -n "$virt"
}
detect_desktop() {
if chroot /target dpkg-query -W -f='${db:Status-Status}\n' \
xserver-xorg-core task-desktop | grep -q ^installed; then
return 0
fi
return 1
}
disable_modules_loading() {
if [ ! -d /target/etc/modprobe.d ]; then
return
fi
cat >/target/etc/modprobe.d/di-hw-detect-blacklist.conf <<EOF
# Disable loading of all modules during initial installation
# (temporary change made by debian-installer $0)
alias * all-modules
blacklist all-modules
EOF
}
enable_modules_loading() {
rm -f /target/etc/modprobe.d/di-hw-detect-blacklist.conf
# Now regenerate the initrd without the blacklist that got
# embedded and that we don't want
in-target update-initramfs -u -k all || true
}
case "$(detect_virt)" in
vmware)
if detect_desktop; then
apt-install --with-recommends open-vm-tools-desktop || true
else
apt-install --with-recommends open-vm-tools || true
fi
;;
oracle)
# XXX: Virtualbox uses DKMS, which will load modules that
# will break d-i's X server, so disable module loading for now
# see #931017 for the dkms bug report
disable_modules_loading
if detect_desktop; then
apt-install --with-recommends virtualbox-guest-x11 || true
else
apt-install --with-recommends virtualbox-guest-utils || true
fi
enable_modules_loading
;;
microsoft)
apt-install --with-recommends hyperv-daemons || true
;;
kvm|qemu)
apt-install --with-recommends qemu-guest-agent || true
if detect_desktop; then
apt-install --with-recommends spice-vdagent || true
fi
;;
xen)
# XXX: do we need anything for Xen?
;;
esac
# Might have been queued early on, expecting either 0 or 1 by construction:
if [ -s /tmp/microcode.list ]; then
pkg=$(cat /tmp/microcode.list)
log "installing $pkg"
apt-install --with-recommends $pkg || true
fi
|
