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#!/bin/sh
klogd -c1 # TODO: This should be even earlier. Can it go on the kernel command line?
. common.sh
debug_log samizdat.init
my_configure_networking()
{
configure_networking > /dev/tty1
if [ -e /run/net-"$DEVICE".conf ]
then
. /run/net-"$DEVICE".conf
printf 'Note: configure_networking: ROOTSERVER=%s\n', "$ROOTSERVER" >&2
else
false
fi
}
read_nbd_variables()
{
NBDCLIENT=:
. /scripts/local-top/nbd
unset NBDCLIENT
}
run_nbd_client()
{
(debug_log samizdat.nbd
read_nbd_variables
for DEVNAME in /dev/nbd0 /dev/nbd1
do
case "$DEVNAME" in
/dev/nbd0) nbdpath=samizdat.btrfs ;;
/dev/nbd1) nbdpath=samizdat.patch.btrfs ;;
esac
nbd-client $nbdsrv -N $nbdpath $nbdport $DEVNAME -swap -persist -systemd-mark
done
bootdone nbd-script)
}
write_resolv_dot_conf()
{
if [ "$IPV4DNS0" != '0.0.0.0' ]; then
printf '%s\n' "$IPV4DNS0" "$IPV4DNS1" |
sed -e '/^0.0.0.0$/d; s/^/nameserver /' > /root/etc/resolv.conf
fi
}
get_os_name()
{
[ -r /root/etc/os-release ] && . /root/etc/os-release
echo -n ${PRETTY_NAME:-Debian GNU/Linux}
}
mountroot()
{
openvt -c 13 sh
mkfifo "$MENUFIFO"
if [ "$nbdroot" ]; then
my_configure_networking
run_nbd_client
wait_for_gnupghome_tar
(sleep 5; echo ) &
(. common.sh && . btrfs-create.sh && init_gpg)
fi
bootmenu
samizdat_install_udev_rules
bootwait samizdat-gpg
bootwait root-mounted
osname=$(get_os_name)
write_resolv_dot_conf
chvt 1
cat >/dev/tty1 <<EOF
Success!
Samizdat has mounted the root filesystem.
Control now goes to ${osname}.
A login prompt should appear shortly.
Press alt-f9 for rescue terminal.
EOF
}
wait_for_gnupghome_tar()
{
[ -e /gnupghome.tar ] && return
echo -n Waiting to receive GPG keys through the network... > /dev/tty1
(while ! tftp -g -r gnupghome.tar -l /gnupghome.tar.$$ "$ROOTSERVER" 2>/run/initramfs/samizdat/log/tftp.$$.log; do
sleep 1;
echo -n . > /dev/tty1
done
mv /gnupghome.tar.$$ /gnupghome.tar)
echo ' done.' > /dev/tty1
bootdone gnupg-tar
}
samizdat_restart_udev()
{
local LOG_DIR=/run/initramfs/samizdat/log
mkdir -p "$LOG_DIR"
killall systemd-udevd 2>/dev/null
/lib/systemd/systemd-udevd --resolve-names=never --debug >$LOG_DIR/udevd-systemd.log 2>&1 &
udevadm hwdb --update # rule is not executed by 'udevadm trigger' otherwise. not sure why
}
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