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|
#!/bin/sh
# vim: set ts=4 sw=4 et:
msg() {
# bold
printf "\033[1m=> $@\033[m"
}
msg_ok() {
# bold/green
printf "\033[1m\033[32m OK\033[m\n"
}
msg_error() {
# bold/red
printf "\033[1m\033[31mERROR: $@\033[m\n"
}
msg_warn() {
# bold/yellow
printf "\033[1m\033[33mWARNING: $@\033[m"
}
emergency_shell() {
echo
echo "Cannot continue due to errors above, starting emergency shell."
echo "When ready type exit to continue booting."
/bin/sh -l
}
PATH=/usr/bin:/usr/sbin
# re-exec this script with a controlling tty
if [ $(tty) = /dev/console ]; then
mountpoint -q /sys || mount -t sysfs sys /sys -o nosuid,noexec,nodev
tty=$(cat /sys/class/tty/console/active)
exec setsid sh -c "exec sh /etc/runit/1 < /dev/$tty > /dev/$tty 2>&1"
fi
msg "Welcome to Void!\n"
[ -r /etc/rc.conf ] && . /etc/rc.conf
msg "Mounting pseudo-filesystems...\n"
mountpoint -q /proc || mount -t proc proc /proc -o nosuid,noexec,nodev
mountpoint -q /sys || mount -t sysfs sys /sys -o nosuid,noexec,nodev
mountpoint -q /run || mount -t tmpfs run /run -o mode=0755,nosuid,nodev
mountpoint -q /dev || mount -t devtmpfs dev /dev -o mode=0755,nosuid
mkdir -p -m0755 /run/runit /run/lvm /run/user /dev/pts /dev/shm
mountpoint -q /dev/pts || mount -n -t devpts devpts /dev/pts -o mode=0620,gid=5,nosuid,noexec
mountpoint -q /dev/shm || mount -n -t tmpfs shm /dev/shm -o mode=1777,nosuid,nodev
msg "Remounting rootfs read-only...\n"
mount -o remount,ro / || emergency_shell
msg "Setting up TTYs to unicode mode...\n"
for i in /dev/tty[0-6]; do
unicode_start < $i || emergency_shell
done
if [ -n "$FONT" ]; then
msg "Setting up TTYs font to '${FONT}'...\n"
for i in /dev/tty[0-6]; do
setfont ${FONT_MAP:+-m $FONT_MAP} ${FONT_UNIMAP:+-u $FONT_UNIMAP} $FONT -C $i || emergency_shell
done
fi
msg "Setting up keymap to '${KEYMAP:-us}'...\n"
loadkeys -q -u ${KEYMAP:-us} || emergency_shell
if [ -n "$HARDWARECLOCK" ]; then
msg "Setting up RTC to '${HARDWARECLOCK}'...\n"
TZ=$TIMEZONE hwclock --systz \
${HARDWARECLOCK:+--$(echo $HARDWARECLOCK |tr A-Z a-z) --noadjfile} || emergency_shell
fi
if [ -x /usr/lib/systemd/systemd-udevd ]; then
_udevd=/usr/lib/systemd/systemd-udevd
elif [ -x /usr/sbin/udevd ]; then
_udevd=/usr/sbin/udevd
else
msg_warn "cannot find udevd!\n"
fi
if [ -n "${_udevd}" ]; then
msg "Starting udev and waiting for devices to settle...\n"
{ ${_udevd} --daemon;
udevadm trigger --action=add --type=subsystems;
udevadm trigger --action=add --type=devices;
udevadm settle; } || emergency_shell
fi
msg "Setting up loopback interface...\n"
ip link set up dev lo || emergency_shell
if [ -n "$HOSTNAME" ]; then
echo "$HOSTNAME" > /proc/sys/kernel/hostname
elif [ -r /etc/hostname ]; then
HOSTNAME=$(cat /etc/hostname)
echo "$HOSTNAME" > /proc/sys/kernel/hostname
fi
msg "Setting up hostname to '${HOSTNAME}'...\n"
if [ -x /usr/sbin/dmraid ]; then
msg "Activating dmraid devices...\n"
dmraid -i -ay || emergency_shell
fi
if [ -x /usr/bin/btrfs ]; then
msg "Activating btrfs devices...\n"
btrfs device scan || emergency_shell
fi
if [ -x /usr/sbin/vgchange ]; then
msg "Activating LVM devices...\n"
vgchange --sysinit -a y || emergency_shell
fi
if [ -e /etc/crypttab ]; then
msg "Activating encrypted devices...\n"
awk '/^#/ || /^$/ { next }
NF>2 { print "unsupported crypttab: " $0 >"/dev/stderr"; next }
{ system("cryptsetup luksOpen " $2 " " $1) }' /etc/crypttab
if [ -x /usr/sbin/vgchange ]; then
msg "Activating LVM devices...\n"
vgchange --sysinit -a y || emergency_shell
fi
fi
msg "Checking filesystems:\n"
fsck -A -T -a -t noopts=_netdev
if [ $? -gt 1 ]; then
emergency_shell
fi
msg "Mounting rootfs read-write...\n"
mount -o remount,rw / || emergency_shell
msg "Mounting all non-network filesystems...\n"
mount -a -t "nosysfs,nonfs,nonfs4,nosmbfs,nocifs" -O no_netdev || emergency_shell
mountpoint -q /sys/fs/cgroup || mount -t tmpfs cgroup /sys/fs/cgroup -o mode=0755
awk '$4==1 { system("mountpoint -q /sys/fs/cgroup/" $1 " || mount -t cgroup -o " $1 ",x-mount.mkdir cgroup /sys/fs/cgroup/" $1) }' /proc/cgroups
msg "Initializing swap...\n"
swapon -a || emergency_shell
if [ -x /usr/sbin/vgchange ]; then
vgchange --monitor y || emergency_shell
fi
if [ -n "$TIMEZONE" ]; then
msg "Setting up timezone to '${TIMEZONE}'...\n"
ln -sf "/usr/share/zoneinfo/$TIMEZONE" /etc/localtime
fi
msg "Initializing random seed...\n"
cp /var/lib/random-seed /dev/urandom >/dev/null 2>&1 || true
( umask 077; dd if=/dev/urandom of=/var/lib/random-seed count=1 bs=512 >/dev/null 2>&1 )
install -m0664 -o root -g utmp /dev/null /run/utmp
install -d -m1777 /tmp/.X11-unix /tmp/.ICE-unix
rm -f /etc/nologin /forcefsck /forcequotacheck /fastboot
msg "Loading kernel modules...\n"
modules-load -v ${MODULES} | tr '\n' ' ' | sed 's:insmod [^ ]*/::g; s:\.ko\(\.gz\)\? ::g'
echo
if [ -x /sbin/sysctl ]; then
msg "Loading sysctl(8) settings...\n"
sysctl --system
fi
dmesg >/var/log/dmesg.log
install -m0 /dev/null /etc/runit/reboot
install -m0 /dev/null /etc/runit/stopit
msg "Initialization complete, running stage 2...\n"
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