2 # Filename: grml-reboot
3 # Purpose: reboot grml system
4 # Authors: grml-team (grml.org)
5 # Bug-Reports: see http://grml.org/bugs/
6 # License: This file is licensed under the GPL v2.
7 ################################################################################
9 # Provides: grml-reboot
16 export PATH=/sbin:/bin:/usr/bin:/usr/sbin
19 . /etc/grml/lsb-functions
25 [ -c "$CONSOLE" ] && exec >"$CONSOLE" 2>&1 <"$CONSOLE"
31 NOPROMPT=${NOPROMPT:-false}
32 NOEJECT=${NOEJECT:-false}
33 CMDLINE="$(cat /proc/cmdline 2>/dev/null)"
35 # Check if we are running from a GRML-CD or HD
36 [ -e /etc/grml_cd ] || INSTALLED=true
38 # Assume that we don't want the eject+prompt stuff when running in one
39 # of the special modes:
40 grep -qe 'toram' -qe '2ram' -qe 'usb' -qe 'serial' \
41 -qe 'fromhd' -qe 'isofrom' -qe 'fromiso' -qe 'findiso' \
42 /proc/cmdline && INSTALLED=true
45 if ! $INSTALLED ; then
46 # live-boot layout since December 2012:
47 if [ -d /lib/live/mount/medium ] ; then
48 CDROM="$(awk '/ \/lib\/live\/mount\/medium /{print $1;exit 0;}' /proc/mounts)"
49 MOUNTPATH="/lib/live/mount/medium"
50 # live-boot layout until December 2012:
51 elif [ -d /live/image ] ; then
52 CDROM="$(awk '/ \/live\/image /{print $1;exit 0;}' /proc/mounts)"
53 MOUNTPATH="/live/image"
55 CDROM="$(awk '/ \/cdrom /{print $1;exit 0;}' /proc/mounts)"
59 # try to remove only removable devices
61 if [ -n "$CDROM" ] ; then
62 DEVICE="${CDROM##/dev/}"
63 [ -d /sys/block/${DEVICE} ] || DEVICE="${DEVICE%%[0-9]*}"
65 if [ -n "$DEVICE" ] ; then
66 # is it a removable device?
67 [ "$(cat /sys/block/${DEVICE}/removable 2>/dev/null)" = "1" ] && REMOVABLE=true
69 readlink /sys/block/${DEVICE} 2>/dev/null | grep -q '/usb' && USB_DEVICE=true
70 $USB_DEVICE && USB_INFO=" ($(cat /sys/block/${DEVICE}/device/model 2>/dev/null))"
78 message="grml system will be halted..."
83 message="Preparing for reboot..."
87 echo "Usage: call this script as \"halt\" or \"reboot\" please.">&2
93 for i in $(seq 1 30) ; do
95 echo -n "$1.${NORMAL}"
100 # Disable kernel messages
101 echo "0" > /proc/sys/kernel/printk
103 # make sure halt/reboot commands are available even if
104 # someone is using shutdown command or nfsroot is used:
105 cat /sbin/halt /sbin/reboot /etc/init.d/$command /etc/init.d/ups-monitor \
106 /etc/apcupsd/powerfail >/dev/null 2>&1
108 # We may kill our network connection here before unmounting NFS. Bad luck.
109 if [ -d /sys/bus/pcmcia -a -x /sbin/pccardctl ] ; then
110 # make sure we don't lose any data, see issue219 for details
111 log_begin_msg "Syncing devices..."
112 sync ; log_end_msg $?
113 log_begin_msg "Shutting down PCMCIA devices..."
114 pccardctl eject >/dev/null 2>&1
119 log_begin_msg_nn "Running /etc/init.d/rc ${level}: "
120 /etc/init.d/rc $level 1>/dev/null 2>&1 &
125 # Remove all truecrypt mappings...
126 if [ -x /usr/sbin/truecrypt ] ; then
127 if grep -q truecrypt /proc/modules ; then
128 log_begin_msg "Unmapping truecrypt volumes."
129 MSG=$(truecrypt -d 2>1)
130 echo $MSG | grep "No volumes mapped" && eend 0
131 [ -z "$MSG" ] && eend 0 || eend 1
138 log_begin_msg_nn "Sending all processes the TERM signal: "
139 mysleep "$BLUE" ; log_end_msg $?
143 log_begin_msg_nn "Sending all processes the KILL signal: "
144 mysleep "$RED" ; log_end_msg $?
146 # Turn off swap, then unmount file systems.
147 log_begin_msg "Turning off swap."
148 swapoff -a >/dev/null 2>&1 ; log_end_msg $?
151 log_begin_msg "Deactivating udev:"
152 echo -n " ${GREEN}-${NORMAL} "
153 /etc/init.d/udev stop ; log_end_msg $?
155 # noprompt and noeject handling
157 *noprompt*) NOPROMPT=true ; ;;
158 *noeject*) NOEJECT=true ; ;;
160 [ -r /etc/noprompt ] && NOPROMPT=true
161 [ -r /etc/noeject ] && NOPROMPT=true && NOEJECT=true
163 VIRT_WHAT=$(/usr/sbin/virt-what 2>/dev/null)
164 if [ -n "$VIRT_WHAT" ] ; then
165 log_begin_msg "System seems to be a virtual machine, assuming noprompt as default."
170 # Turn on autoeject of CD-ROMs
172 for dev in /proc/sys/dev/cdrom*/lock; do [ -f "$dev" ] && echo 0 > "$dev"; done
173 for dev in /proc/sys/dev/cdrom*/autoeject; do [ -f "$dev" ] && echo 1 > "$dev"; done
176 # Umount file systems
177 log_begin_msg "Syncing local filesystems..."
178 sync && sleep 1 ; log_end_msg $?
180 log_begin_msg "Unmounting file systems."
182 # Be safe in case someone messed with /etc/mtab
183 if ! $INSTALLED ; then
185 ln -snf /proc/mounts /etc/mtab
188 # Free loopback devices if necessary, so we can unmount the host media
189 for i in /dev/loop*; do losetup -d $i 2>/dev/null; done
191 umount -t notmpfs,nosysfs,noproc,nousbfs -adrvf 1>/dev/null 2>&1
196 log_begin_msg "Unmounting network filesystems"
197 umount -t nfs,nfs4,smbfs -alvf 2>/dev/null ; log_end_msg $?
199 NETDEVICES="$(/sbin/ifconfig | awk '/^[^ ]+/ {print $1}' | grep -v '^lo$')"
200 if [ -n "$NETDEVICES" ]; then
201 pidof pump >/dev/null 2>&1 && { pump -k ; sleep 2; }
202 killall dhclient dhclient3 2>/dev/null
203 log_begin_msg "Shutting down network device..."
204 for n in $NETDEVICES; do
205 echo "${SUBMSG} ${WHITE}$n${NORMAL}"
206 ifdown $n 1>/dev/null 2>&1
208 done ; log_end_msg $?
211 # For a harddisk installation: mount / ro
212 $INSTALLED && mount -n -o remount,ro / 2>/dev/null
214 # Prompt for removal of live system device
215 if ! $INSTALLED && ! $NOPROMPT ; then
216 # do not prompt for removal when running in grml2ram mode:
217 if ! mount | grep -qe 'on /cdrom' -qe 'on /live/image' -qe 'on /lib/live/mount/medium' ; then
218 echo "Live System not mounted, nothing to eject therefore."
220 [ -d "$MOUNTPATH" ] && umount -l "$MOUNTPATH"
221 if ! $NOEJECT && [ -n "$CDROM" ] ; then
222 $REMOVABLE && eject -p "$CDROM" 2>/dev/null
225 if $USB_DEVICE ; then
226 # if we do not have any information about the usb model then fallback to the device name instead
227 [ -n "$USB_INFO" ] || USB_INFO=" (${CDROM})"
228 read -s -p "${GREEN}Please remove the USB device${USB_INFO} and press ENTER to continue [auto 2 minutes].${NORMAL}" -t 120 a
230 [ -n "$CDROM" ] && CDROM=" (${CDROM})"
231 read -s -p "${GREEN}Please remove the live system${CDROM}, close the tray (if any) and press ENTER to continue [auto 2 minutes].${NORMAL}" -t 120 a
237 echo "$message" >/dev/console
239 # Finally halt or reboot
240 /etc/init.d/$command stop
242 ## END OF FILE #################################################################