Files
warewulf/overlays/wwinit/rootfs/init
Jonathon Anderson 09503e583c Don't mount /run during wwinit
- Fixes: #1566

Signed-off-by: Jonathon Anderson <janderson@ciq.com>
2025-01-30 16:28:57 -07:00

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#!/bin/sh
#
# This is one of those types of files that you shouldn't edit unless you really
# know what you are doing and even then you should make a backup.
#
# Edit at your own risk! DANGER DANGER.
mountpoint -q /proc || (mkdir -p /proc && mount -t proc proc /proc && echo "Mounted /proc")
mountpoint -q /dev || (mkdir -p /dev && mount -t devtmpfs devtmpfs /dev && echo "Mounted /dev")
mountpoint -q /sys || (mkdir -p /sys && mount -t sysfs sysfs /sys && echo "Mounted /sys")
if [ -f "/warewulf/config" ]; then
. /warewulf/config
else
echo "ERROR: Warewulf configuration file not found."
echo "Rebooting in 1 minute..."
sleep 60
echo b > /proc/sysrq-trigger || /sbin/reboot -f
fi
echo
echo "Warewulf v4 is now booting: ${WWHOSTNAME}"
echo
chmod 755 /warewulf/wwinit
if [ -z "${WWROOT}" -o "${WWROOT}" = "initramfs" ]; then
echo "Retaining initramfs and invoking /warewulf/wwinit..."
exec /warewulf/wwinit
elif [ "${WWROOT}" = "ramfs" -o "${WWROOT}" = "tmpfs" ]; then
echo "Setting up new ${WWROOT} rootfs..."
mkdir /newroot
mount wwroot /newroot -t ${WWROOT} -o mpol=interleave # mpol ignored for ramfs
tar -cf - --exclude ./proc --exclude ./sys --exclude ./dev --exclude --exclude ./newroot . | tar -xf - -C /newroot
mkdir /newroot/proc /newroot/dev /newroot/sys 2>/dev/null
echo "Switching to new rootfs and invoking /warewulf/wwinit..."
exec /sbin/switch_root /newroot /warewulf/wwinit
else
echo "ERROR: Unrecognized rootfs type requested: ${WWROOT}"
echo "Rebooting in 1 minute..."
sleep 60
echo b > /proc/sysrq-trigger || /sbin/reboot -f
fi
echo
echo "ERROR: There was a problem with the initial provisioning process."
echo "Rebooting in 1 minute..."
sleep 60
echo b > /proc/sysrq-trigger || /sbin/reboot -f