4fa8601b75
Also: - Renamed /warewulf/wwinit to /warewulf/prescripts Signed-off-by: Jonathon Anderson <janderson@ciq.com>
49 lines
1.7 KiB
Bash
Executable File
49 lines
1.7 KiB
Bash
Executable File
#!/bin/sh
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echo "Warewulf pre-init (/init)"
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echo
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echo "Mounting kernel file systems..."
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mountpoint -q /proc || (mkdir -p /proc && mount -t proc proc /proc && echo "Mounted /proc")
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mountpoint -q /dev || (mkdir -p /dev && mount -t devtmpfs devtmpfs /dev && echo "Mounted /dev")
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mountpoint -q /sys || (mkdir -p /sys && mount -t sysfs sysfs /sys && echo "Mounted /sys")
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echo
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echo "Loading /warewulf/config..."
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if [ -f "/warewulf/config" ]; then
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. /warewulf/config
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else
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echo "ERROR: Warewulf configuration file not found."
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echo "Rebooting in 1 minute..."
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sleep 60
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echo b > /proc/sysrq-trigger || /sbin/reboot -f
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fi
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echo
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echo "Configuring root file system..."
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WWPRESCRIPTS=/warewulf/wwprescripts
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chmod +rx "${WWPRESCRIPTS}"
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WWROOT="${WWROOT:-initramfs}"
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if [ "${WWROOT}" = "initramfs" ]; then
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echo "WWROOT=${WWROOT}: using initial rootfs and invoking ${WWPRESCRIPTS}..."
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exec "${WWPRESCRIPTS}"
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elif [ "${WWROOT}" = "ramfs" -o "${WWROOT}" = "tmpfs" ]; then
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echo "WWROOT=${WWROOT}: setting up new ${WWROOT} rootfs (/newroot)..."
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mkdir /newroot
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mount wwroot /newroot -t ${WWROOT} -o mpol=interleave # mpol ignored for ramfs
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tar -cf - --exclude ./proc --exclude ./sys --exclude ./dev --exclude --exclude ./newroot . | tar -xf - -C /newroot
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mkdir /newroot/proc /newroot/dev /newroot/sys 2>/dev/null
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echo "Switching to new rootfs (/newroot) and invoking ${WWPRESCRIPTS}..."
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exec /sbin/switch_root /newroot "${WWPRESCRIPTS}"
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else
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echo "ERROR: Unrecognized rootfs type requested: ${WWROOT}"
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echo "Rebooting in 1 minute..."
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sleep 60
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echo b > /proc/sysrq-trigger || /sbin/reboot -f
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fi
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echo
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echo "ERROR: wwinit encountered a problem."
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echo "Rebooting in 1 minute..."
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sleep 60
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echo b > /proc/sysrq-trigger || /sbin/reboot -f
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