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84 lines
1.8 KiB
84 lines
1.8 KiB
#!/bin/sh
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# --- SDE-COPYRIGHT-NOTE-BEGIN ---
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# This copyright note is auto-generated by ./scripts/Create-CopyPatch.
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#
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# Filename: target/idunn/initramfs/init.sh
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# Copyright (C) 2008 - 2009 The OpenSDE Project
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#
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# More information can be found in the files COPYING and README.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; version 2 of the License. A copy of the
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# GNU General Public License can be found in the file COPYING.
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# --- SDE-COPYRIGHT-NOTE-END ---
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export PATH
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LOG=/var/log/init.log
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# catch some signals
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#
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shutoff_handler() {
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local x=
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# just once!
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ln -s / /var/run/init.lock 2> /dev/null || return
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# stop services
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/etc/rc.d/rc.shutdown -u
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case "$1" in
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USR1) halt -f ;;
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USR2) poweroff -f ;;
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*) reboot -f ;;
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esac
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}
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for x in USR1 USR2 TERM INT; do
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trap "shutoff_handler $x" $x
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done
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unset x
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# start the world
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(
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/etc/rc.d/rc.sysinit
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/etc/rc.d/rc.trymount delayed
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) 2>&1 | tee -a $LOG
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# attach a console
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ln -s /etc/console /var/service/
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while true; do
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sleep 1;
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if [ -e /var/run/.idunn-resume ]; then
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# switch_root requested
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. /etc/conf/idunn
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echo "switch_root in progress, you will be disconnected now." | wall
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# stop services
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/etc/rc.d/rc.shutdown 2>&1 | tee -a $LOG
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# terminate the rest
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/etc/rc.d/rc.switchroot stop 2>&1 | tee -a $LOG
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# and proceed
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exec switch_root -c /dev/console "$rootfs" "$init" $initopt 2>&1 >> $LOG
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errno=$?
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# outch! what are we doing here?
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if [ ! -s $LOG ]; then
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# the world is gone, time to panic
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exit $errno
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else
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cat <<-EOT >> $LOG
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switch_root failed returning $errno
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EOT
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rm -f /var/run/.idunn-resume
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/etc/rc.d/rc.switchroot revive 2>&1 | tee -a $LOG
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fi
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fi
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done
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