[*] First commit

scripts/rc.shutdown

@@ -0,0 +1,142 @@
+#!/bin/bash
+#
+# /etc/rc.shutdown
+#
+
+. /etc/rc.conf
+. /etc/rc.d/functions
+
+# don't let all the systemd tools be too verbose
+export SYSTEMD_LOG_LEVEL="notice"
+
+# avoid staircase effect
+stty onlcr
+
+echo " "
+printhl "Initiating shutdown..."
+echo " "
+
+run_hook shutdown_start
+
+[[ -x /etc/rc.local.shutdown ]] && /etc/rc.local.shutdown
+
+stop_all_daemons
+
+#status 'Saving random seed' /usr/lib/systemd/systemd-random-seed save
+stat_busy "Saving Random Seed"
+        RANDOM_SEED=/var/lib/misc/random-seed
+        install -TDm 0600 /dev/null $RANDOM_SEED
+        POOL_FILE=/proc/sys/kernel/random/poolsize
+        if [[ -r $POOL_FILE ]]; then
+                read POOL_SIZE < $POOL_FILE
+                (( POOL_SIZE /= 8 ))
+        else
+                POOL_SIZE=512
+        fi
+        dd if=/dev/urandom of=$RANDOM_SEED count=1 bs=$POOL_SIZE &>/dev/null
+stat_done
+
+[[ $TIMEZONE ]] && status "Configuring time zone" set_timezone "$TIMEZONE"
+
+# Write to wtmp file before unmounting
+halt -w
+
+# stop monitoring of LVM2 groups before unmounting filesystems
+[[ $USELVM = [Yy][Ee][Ss] && -x $(type -P lvm) ]] &&
+	status "Deactivating monitoring of LVM2 groups" vgchange --monitor n
+
+# any future uevents can and should be ignored
+status "Shutting down udev" udevadm control --exit
+
+run_hook shutdown_prekillall
+
+kill_all
+
+run_hook shutdown_postkillall
+
+run_hook shutdown_preumount
+
+# unmount any non-API partitions that are backed by swap; we don't want to
+# move their contents into memory (waste of time and might caues OOM).
+status "Unmounting swap-backed filesystems" umount_all "tmpfs"
+
+# almost everything is dead now, so the swap should hopefully be relatively
+# empty, and quick to switch off
+status "Deactivating swap" swapoff -a
+
+status "Unmounting non-API filesystems" umount_all
+
+run_hook shutdown_postumount
+
+# Kill non-root encrypted partition mappings
+if [[ -f /etc/crypttab ]] && type -p cryptsetup >/dev/null; then
+	# Maybe someone has LVM on an encrypted block device
+	# executing an extra vgchange is errorless
+	[[ $USELVM = [Yy][Ee][Ss] ]] && vgchange --sysinit -a n &>/dev/null
+	read_crypttab do_lock
+fi
+
+[[ $USELVM = [Yy][Ee][Ss] && -x $(type -P lvm) ]] &&
+	status "Deactivating LVM2 groups" vgchange --sysinit -a n &>/dev/null
+
+run_hook shutdown_poweroff
+
+if [[ -x /run/initramfs/shutdown ]]; then
+
+	# decide what we want to do
+	if [[ $RUNLEVEL = 0 ]]; then
+		action="poweroff"
+	else
+		{ read kexec_loaded </sys/kernel/kexec_loaded; } 2>/dev/null
+		if (( kexec_loaded )); then
+			action="kexec"
+		else
+			action="reboot"
+		fi
+	fi
+
+	# make /run/initramfs a mount
+	mount --bind /run/initramfs /run/initramfs
+
+	# in case someone has shared our mountpoints, unshare them
+	mount --make-private /run/initramfs
+	mount --make-private /
+
+	# bind all API mounts
+	mkdir -p /run/initramfs/{sys,proc,dev,run,oldroot}
+	mount --bind /sys /run/initramfs/sys
+	mount --bind /proc /run/initramfs/proc
+	mount --bind /dev /run/initramfs/dev
+	mount --bind /run /run/initramfs/run
+
+	# enter shutdownramfs
+	cd /run/initramfs
+	pivot_root . oldroot
+
+	# reexec init
+	/oldroot/usr/bin/init u
+
+	# run /shutdown in the new root
+	exec chroot . /shutdown $action </dev/console >/dev/console 2>&1
+
+else
+
+	status "Remounting root filesystem read-only" \
+		mount -o remount,ro /
+
+	# Power off or reboot
+	printsep
+	if [[ $RUNLEVEL = 0 ]]; then
+		printhl "${C_H2}POWER OFF"
+		poweroff -d -f -h -i
+	else
+		printhl "${C_H2}REBOOTING"
+		# if kexec is installed and a kernel is loaded, use it
+		[[ -x $(type -P kexec) ]] && kexec -e &>/dev/null
+		reboot -d -f -i
+	fi
+
+fi
+
+# End of file
+# vim: set ts=2 sw=2 noet: