-#!/bin/sh
+#!/bin/bash
# Filename: grml-reboot
# Purpose: reboot grml system
-# Authors: grml-team (grml.org), (c) Klaus Knopper, (c) Michael Prokop <mika@grml.org>
+# Authors: grml-team (grml.org)
# Bug-Reports: see http://grml.org/bugs/
# License: This file is licensed under the GPL v2.
################################################################################
+### BEGIN INIT INFO
+# Provides: grml-reboot
+# Required-Start:
+# Required-Stop:
+# Default-Start:
+# Default-Stop:
+### END INIT INFO
export PATH=/sbin:/bin:/usr/bin:/usr/sbin
cd /
# Clean input/output
-exec >/dev/console 2>&1 </dev/console
+CONSOLE=/dev/console
+[ -c "$CONSOLE" ] && exec >"$CONSOLE" 2>&1 <"$CONSOLE"
+
+# default variables
+INSTALLED=false
+REMOVABLE=false
+USB_DEVICE=false
+NOPROMPT=${NOPROMPT:-false}
+NOEJECT=${NOEJECT:-false}
+CMDLINE="$(cat /proc/cmdline 2>/dev/null)"
# Check if we are running from a GRML-CD or HD
-INSTALLED=''
-[ -e /etc/grml_cd ] || INSTALLED=yes
+[ -e /etc/grml_cd ] || INSTALLED=true
+
# Assume that we don't want the eject+prompt stuff when running in one
# of the special modes:
-grep -qe ' toram' -qe ' usb' -qe 'serial' -qe 'fromhd' /proc/cmdline && INSTALLED=yes
+grep -qe 'toram' -qe '2ram' -qe 'usb' -qe 'serial' \
+ -qe 'fromhd' -qe 'isofrom' -qe 'fromiso' -qe 'findiso' \
+ /proc/cmdline && INSTALLED=true
+
+# detect cdrom device
+if ! $INSTALLED ; then
+ # live-boot layout since December 2012:
+ if [ -d /lib/live/mount/medium ] ; then
+ CDROM="$(awk '/ \/lib\/live\/mount\/medium /{print $1;exit 0;}' /proc/mounts)"
+ MOUNTPATH="/lib/live/mount/medium"
+ # live-boot layout until December 2012:
+ elif [ -d /live/image ] ; then
+ CDROM="$(awk '/ \/live\/image /{print $1;exit 0;}' /proc/mounts)"
+ MOUNTPATH="/live/image"
+ else # old layout:
+ CDROM="$(awk '/ \/cdrom /{print $1;exit 0;}' /proc/mounts)"
+ MOUNTPATH="/cdrom"
+ fi
-# check for boot via NFS:
-NFSBOOT=''
-if grep -qe nfsroot -qe nfsdir /proc/cmdline ; then
- NFSBOOT=1
+ # try to remove only removable devices
+ DEVICE=""
+ if [ -n "$CDROM" ] ; then
+ DEVICE="${CDROM##/dev/}"
+ [ -d /sys/block/${DEVICE} ] || DEVICE="${DEVICE%%[0-9]*}"
+
+ if [ -n "$DEVICE" ] ; then
+ # is it a removable device?
+ [ "$(cat /sys/block/${DEVICE}/removable 2>/dev/null)" = "1" ] && REMOVABLE=true
+ # is it a usb device?
+ readlink /sys/block/${DEVICE} 2>/dev/null | grep -q '/usb' && USB_DEVICE=true
+ $USB_DEVICE && USB_INFO=" ($(cat /sys/block/${DEVICE}/device/model 2>/dev/null))"
+ fi
+ fi
fi
case "$0" in
esac
mysleep() {
- for i in $(seq 1 40) ; do
- usleep 75000
+ for i in $(seq 1 30) ; do
+ sleep 0.1
echo -n "$1.${NORMAL}"
done
echo ""
}
-# shutdown network
-shutdown_network() {
- # Shutdown network
- NETDEVICES="$(/sbin/ifconfig | awk '/^[^ ]+/ {print $1}' | grep -v '^lo$')"
- if [ -n "$NETDEVICES" ]; then
- pidof pump >/dev/null 2>&1 && { pump -k ; sleep 2; }
- killall dhclient dhclient3 2>/dev/null
- log_begin_msg "Shutting down network device..."
- for n in $NETDEVICES; do
- echo "${SUBMSG} ${WHITE}$n${NORMAL}"
- ifdown $n 1>/dev/null 2>&1
- ifconfig $n down
- done ; log_end_msg $?
- fi
-}
-
# Disable kernel messages
echo "0" > /proc/sys/kernel/printk
# make sure halt/reboot commands are available even if
-# someone is using shutdown command:
-cat /sbin/halt /sbin/reboot >/dev/null
+# someone is using shutdown command or nfsroot is used:
+cat /sbin/halt /sbin/reboot /etc/init.d/$command /etc/init.d/ups-monitor \
+ /etc/apcupsd/powerfail >/dev/null 2>&1
# We may kill our network connection here before unmounting NFS. Bad luck.
-# poweroff pcmcia devices
if [ -d /sys/bus/pcmcia -a -x /sbin/pccardctl ] ; then
# make sure we don't lose any data, see issue219 for details
log_begin_msg "Syncing devices..."
log_end_msg $?
fi
-if [ -n "$INSTALLED" ] ; then
+if $INSTALLED ; then
log_begin_msg_nn "Running /etc/init.d/rc ${level}: "
/etc/init.d/rc $level 1>/dev/null 2>&1 &
mysleep "$GREEN"
log_begin_msg_nn "Sending all processes the KILL signal: "
mysleep "$RED" ; log_end_msg $?
-# shut down network only when not booting via NFS:
-if [ -z "$NFSBOOT" ] ; then
- shutdown_network
-fi
-
# Turn off swap, then unmount file systems.
log_begin_msg "Turning off swap."
swapoff -a >/dev/null 2>&1 ; log_end_msg $?
echo -n " ${GREEN}-${NORMAL} "
/etc/init.d/udev stop ; log_end_msg $?
-# Read in boot parameters
-CMDLINE="$(cat /proc/cmdline 2>/dev/null)"
-# noprompt or noeject option given?
-NOPROMPT=${NOPROMPT:-''}
-case "$CMDLINE" in *noprompt*) NOPROMPT="yes"; ;; esac
-NOEJECT=${NOEJECT:-''}
-case "$CMDLINE" in *noeject*) NOEJECT="yes"; ;; esac
-[ -r /etc/noprompt ] && NOPROMPT='yes'
-[ -r /etc/noeject ] && NOPROMPT='yes' && NOEJECT='yes'
+# noprompt and noeject handling
+case "$CMDLINE" in
+ *noprompt*) NOPROMPT=true ; ;;
+ *noeject*) NOEJECT=true ; ;;
+esac
+[ -r /etc/noprompt ] && NOPROMPT=true
+[ -r /etc/noeject ] && NOPROMPT=true && NOEJECT=true
+
+VIRT_WHAT=$(/usr/sbin/virt-what 2>/dev/null)
+if [ -n "$VIRT_WHAT" ] ; then
+ log_begin_msg "System seems to be a virtual machine, assuming noprompt as default."
+ NOPROMPT=true
+ log_end_msg 0
+fi
# Turn on autoeject of CD-ROMs
-if [ -z "$NOEJECT" ]; then
+if $NOEJECT ; then
for dev in /proc/sys/dev/cdrom*/lock; do [ -f "$dev" ] && echo 0 > "$dev"; done
for dev in /proc/sys/dev/cdrom*/autoeject; do [ -f "$dev" ] && echo 1 > "$dev"; done
fi
-# Detected cdrom device
-if [ -z "$INSTALLED" ]; then
- # new live-initramfs layout:
- if [ -d /live/image ] ; then
- CDROM="$(awk '/ \/live\/image /{print $1;exit 0;}' /proc/mounts)"
- else # old unionfs layout:
- CDROM="$(awk '/ \/cdrom /{print $1;exit 0;}' /proc/mounts)"
- fi
-fi
-
+# Umount file systems
log_begin_msg "Syncing local filesystems..."
sync && sleep 1 ; log_end_msg $?
-# Umount everything but root
log_begin_msg "Unmounting file systems."
# Be safe in case someone messed with /etc/mtab
-if [ -z "$INSTALLED" ] ; then
+if ! $INSTALLED ; then
rm -f /etc/mtab
ln -snf /proc/mounts /etc/mtab
fi
log_end_msg 0
-# shut down network only when not booting via NFS:
-if [ -n "$NFSBOOT" ] ; then
- log_begin_msg "Booting via NFS detected"
- echo -n " ${GREEN}-${NORMAL} Unmounting network filesystems"
- umount -t nfs,nfs4,smbfs -alvf 2>/dev/null ; log_end_msg $?
-
- echo -n " ${GREEN}-${NORMAL} Finally shutting down network..."
- shutdown_network ; log_end_msg $?
+# Network stuff
+log_begin_msg "Unmounting network filesystems"
+umount -t nfs,nfs4,smbfs -alvf 2>/dev/null ; log_end_msg $?
+
+NETDEVICES="$(/sbin/ifconfig | awk '/^[^ ]+/ {print $1}' | grep -v '^lo$')"
+if [ -n "$NETDEVICES" ]; then
+ pidof pump >/dev/null 2>&1 && { pump -k ; sleep 2; }
+ killall dhclient dhclient3 2>/dev/null
+ log_begin_msg "Shutting down network device..."
+ for n in $NETDEVICES; do
+ echo "${SUBMSG} ${WHITE}$n${NORMAL}"
+ ifdown $n 1>/dev/null 2>&1
+ ifconfig $n down
+ done ; log_end_msg $?
fi
# For a harddisk installation: mount / ro
-[ -n "$INSTALLED" ] && mount -n -o remount,ro / 2>/dev/null
+$INSTALLED && mount -n -o remount,ro / 2>/dev/null
-if [ -z "$INSTALLED" -a -z "$NOPROMPT" ]; then
+# Prompt for removal of live system device
+if ! $INSTALLED && ! $NOPROMPT ; then
# do not prompt for removal when running in grml2ram mode:
- if ! mount | grep -qe 'on /cdrom' -qe 'on /live/image' ; then
- echo "CD not mounted, nothing to eject therefore."
+ if ! mount | grep -qe 'on /cdrom' -qe 'on /live/image' -qe 'on /lib/live/mount/medium' ; then
+ echo "Live System not mounted, nothing to eject therefore."
else
- [ -d /live/image ] && umount -l /live/image
- [ -d /cdrom ] && umount -l /cdrom
- [ -n "$CDROM" -a -z "$NOEJECT" ] && eject -p "$CDROM" 2>/dev/null
+ [ -d "$MOUNTPATH" ] && umount -l "$MOUNTPATH"
+ if ! $NOEJECT && [ -n "$CDROM" ] ; then
+ $REMOVABLE && eject -p "$CDROM" 2>/dev/null
+ fi
echo
- read -s -p "${GREEN}Please remove CD, close cdrom drive and hit return [auto 2 minutes].${NORMAL}" -t 120 a
+ if $USB_DEVICE ; then
+ # if we do not have any information about the usb model then fallback to the device name instead
+ [ -n "$USB_INFO" ] || USB_INFO=" (${CDROM})"
+ read -s -p "${GREEN}Please remove the USB device${USB_INFO} and press ENTER to continue [auto 2 minutes].${NORMAL}" -t 120 a
+ else
+ [ -n "$CDROM" ] && CDROM=" (${CDROM})"
+ read -s -p "${GREEN}Please remove the live system${CDROM}, close the tray (if any) and press ENTER to continue [auto 2 minutes].${NORMAL}" -t 120 a
+ fi
fi
fi