# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+PS4='+ $LINENO '
set -eE -o pipefail
trap 'echo "$0:$LINENO:error: \"$BASH_COMMAND\" returned $?" >&2' ERR
-# for calling outside of FAI, first
-# - source /a/bin/fai-wrapper
+if [[ $EUID != 0 ]]; then
+ echo "$0: error: need to run as root" >&2
+ exit 1
+fi
+
+# for calling outside of FAI:
+# # need to redep and set that location so that we get luks keys
+# export FAI=/srv/fai/config
+# fai-redep
+# source /b/fai/fai-wrapper
# - set any appropriate classes with: fai-setclass OPT1... which sets CLASS_OPT1=true...
# or run eval-fai-classfile FILE
#
# REPARTITION: forces repartitioning even if we detect the proper amount
# of partitions already exist.
#
+# NOWIPE: use existing subvolumes if they exist
+#
# ROTATIONAL: forces to install onto hdds instead of sdds. normally sdds
# are chosen if they exist.
#
##### end function defs
-if ifclass REPARTITION;then
+if ifclass REPARTITION; then
partition=true # force a full wipe
else
partition=false # change to true to force a full wipe
fi
+if ifclass NOWIPE; then
+ wipe=false
+else
+ wipe=true
+fi
## ignore disks that are mounted, eg when running from fai-cd
declare -A disk_excludes
DISTRO=debiantesting
elif ifclass VOL_XENIAL; then
DISTRO=ubuntuxenial
+ elif ifclass VOL_BIONIC; then
+ DISTRO=ubuntubionic
+ elif ifclass VOL_FOCAL; then
+ DISTRO=ubuntufocal
elif ifclass VOL_BELENOS; then
DISTRO=trisquelbelenos
elif ifclass VOL_FLIDAS; then
}
-# see README for docs about how to create these
-luks_dir=${LUKS_DIR:-/var/lib/fai/config/distro-install-common/luks}
-
+if [[ ! -e /a/bin/fai/fai-wrapper ]]; then
+ # see README for docs about how to create these
+ luks_dir=$FAI/distro-install-common/luks
+
+ luks_file=$luks_dir/host-$HOSTNAME
+ if [[ ! -e $luks_file ]]; then
+ hostkeys=($luks_dir/host-*)
+ # if there is only one key, we might be deploying somewhere
+ # where dhcp doesnt give us a proper hostname, so use that.
+ if [[ ${#hostkeys[@]} == 1 && -e ${hostkeys[0]} ]]; then
+ luks_file=${hostkeys[0]}
+ else
+ echo "$0: error: no key for hostname at $luks_file" >&2
+ exit 1
+ fi
+ fi
-luks_file=$luks_dir/host-$HOSTNAME
-if [[ ! -e $luks_file ]]; then
- hostkeys=($luks_dir/host-*)
- # if there is only one key, we might be deploying somewhere
- # where dhcp doesnt give us a proper hostname, so use that.
- if [[ ${#hostkeys[@]} == 1 && -e ${hostkeys[0]} ]]; then
- luks_file=${hostkeys[0]}
+ # # note, corresponding changes in /b/ds/keyscript-{on,off}
+ if ifclass demohost; then
+ lukspw=x
+ elif [[ -e $luks_dir/$HOSTNAME ]]; then
+ lukspw=$(cat $luks_dir/$HOSTNAME)
else
- echo "$0: error: no key for hostname at $luks_file" >&2
- exit 1
+ lukspw=$(cat $luks_dir/iank)
fi
fi
-# # note, corresponding changes in /b/ds/keyscript-{on,off}
-if ifclass tpnew; then
- lukspw=$(cat $luks_dir/traci)
-elif ifclass ziva; then
- lukspw=$(cat $luks_dir/ziva)
-elif ifclass demohost; then
- lukspw=x
-elif [[ -e $luks_dir/$HOSTNAME ]]; then
- lukspw=$(cat $luks_dir/$HOSTNAME)
-else
- lukspw=$(cat $luks_dir/iank)
-fi
-
first_root_crypt=$(root-cryptdev ${devs[0]})
bpart ${boot_devs[@]}
else
for dev in ${devs[@]}; do
- mkfs.ext2 $(grub_extdev)
+ if [[ -e /dev/mapper/$(root-cryptname) ]]; then
+ continue
+ fi
cryptsetup luksOpen $(rootdev) $(root-cryptname) \
--key-file $luks_file
done
fi
-if [[ $DISTRO != debianstretch_bootstrap ]]; then
+if $wipe && [[ $DISTRO != debianstretch_bootstrap ]]; then
# bootstrap distro doesn't use separate encrypted root.
mount -o subvolid=0 $first_root_crypt /mnt
# systemd creates subvolumes we want to delete.
btrfs subvolume create root_$DISTRO
- mkdir -p /mnt/root_$DISTRO/boot
# could set default subvol like this, but no reason to.
# btrfs subvolume set-default \
# $(btrfs subvolume list . | grep "root_$DISTRO$" | awk '{print $2}') .
else
boot_vol=boot_$DISTRO
fi
-[[ ! -e /mnt/$boot_vol ]] || btrfs subvolume delete /mnt/$boot_vol
-btrfs subvolume create $boot_vol
+if $wipe && [[ -e /mnt/$boot_vol ]]; then
+ btrfs subvolume delete /mnt/$boot_vol
+fi
+if [[ ! -e /mnt/$boot_vol ]]; then
+ btrfs subvolume create $boot_vol
+fi
cd /
umount /mnt
## end create subvols ##
else
# note, fai creates the mountpoints listed here
cat > /tmp/fai/fstab <<EOF
-$first_root_crypt / btrfs noatime,subvol=root_$DISTRO 0 0
+$first_root_crypt / btrfs noatime,subvol=root_$DISTRO 0 0
$first_root_crypt /mnt/root btrfs nofail,noatime,subvolid=0 0 0
-$first_boot_dev /boot btrfs nofail,noatime,subvol=$boot_vol 0 0
+$first_boot_dev /boot btrfs nofail,noatime,subvol=$boot_vol 0 0
+$first_boot_dev /mnt/boot btrfs nofail,noatime,subvolid=0 0 0
EOF
swaps=()
+ rm -f /tmp/fai/crypttab
for dev in ${devs[@]}; do
swaps+=($(swap-cryptname))
cat >>/tmp/fai/crypttab <<EOF
-$(root-cryptname) $(rootdev) none keyscript=decrypt_keyctl,discard,luks,initramfs
+$(root-cryptname) $(rootdev) none keyscript=/root/keyscript,discard,luks,initramfs
$(swap-cryptname) $(swapdev) /dev/urandom swap,cipher=aes-xts-plain64,size=256,hash=ripemd160
EOF
cat >> /tmp/fai/fstab <<EOF