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 ! $INSTALLED ; then
46 if [ -d /run/live/medium ] ; then # live-boot layout since Dec 2018
47 CDROM="$(awk '/ \/run\/live\/medium /{print $1;exit 0;}' /proc/mounts)"
48 MOUNTPATH="/run/live/medium"
49 elif [ -d /lib/live/mount/medium ] ; then # live-boot layout between 2012 and Dec 2018
50 CDROM="$(awk '/ \/lib\/live\/mount\/medium /{print $1;exit 0;}' /proc/mounts)"
51 MOUNTPATH="/lib/live/mount/medium"
54 # try to remove only removable devices
56 if [ -n "$CDROM" ] ; then
57 DEVICE="${CDROM##/dev/}"
58 [ -d /sys/block/${DEVICE} ] || DEVICE="${DEVICE%%[0-9]*}"
60 if [ -n "$DEVICE" ] ; then
61 # is it a removable device?
62 [ "$(cat /sys/block/${DEVICE}/removable 2>/dev/null)" = "1" ] && REMOVABLE=true
64 readlink /sys/block/${DEVICE} 2>/dev/null | grep -q '/usb' && USB_DEVICE=true
65 $USB_DEVICE && USB_INFO=" ($(cat /sys/block/${DEVICE}/device/model 2>/dev/null))"
73 message="grml system will be halted..."
78 message="Preparing for reboot..."
82 echo "Usage: call this script as \"halt\" or \"reboot\" please.">&2
88 for i in $(seq 1 30) ; do
90 echo -n "$1.${NORMAL}"
95 # Disable kernel messages
96 echo "0" > /proc/sys/kernel/printk
98 # make sure halt/reboot commands are available even if
99 # someone is using shutdown command or nfsroot is used:
100 cat /sbin/halt /sbin/reboot /etc/init.d/$command /etc/init.d/ups-monitor \
101 /etc/apcupsd/powerfail >/dev/null 2>&1
103 # We may kill our network connection here before unmounting NFS. Bad luck.
104 if [ -d /sys/bus/pcmcia -a -x /sbin/pccardctl ] ; then
105 # make sure we don't lose any data, see issue219 for details
106 log_begin_msg "Syncing devices..."
107 sync ; log_end_msg $?
108 log_begin_msg "Shutting down PCMCIA devices..."
109 pccardctl eject >/dev/null 2>&1
114 log_begin_msg_nn "Running /etc/init.d/rc ${level}: "
115 /etc/init.d/rc $level 1>/dev/null 2>&1 &
120 # Remove all truecrypt mappings...
121 if [ -x /usr/sbin/truecrypt ] ; then
122 if grep -q truecrypt /proc/modules ; then
123 log_begin_msg "Unmapping truecrypt volumes."
124 MSG=$(truecrypt -d 2>1)
125 echo $MSG | grep "No volumes mapped" && eend 0
126 [ -z "$MSG" ] && eend 0 || eend 1
133 log_begin_msg_nn "Sending all processes the TERM signal: "
134 mysleep "$BLUE" ; log_end_msg $?
138 log_begin_msg_nn "Sending all processes the KILL signal: "
139 mysleep "$RED" ; log_end_msg $?
141 # Turn off swap, then unmount file systems.
142 log_begin_msg "Turning off swap."
143 swapoff -a >/dev/null 2>&1 ; log_end_msg $?
146 log_begin_msg "Deactivating udev:"
147 echo -n " ${GREEN}-${NORMAL} "
148 /etc/init.d/udev stop ; log_end_msg $?
150 # noprompt and noeject handling
152 *noprompt*) NOPROMPT=true ; ;;
153 *noeject*) NOEJECT=true ; ;;
155 [ -r /etc/noprompt ] && NOPROMPT=true
156 [ -r /etc/noeject ] && NOPROMPT=true && NOEJECT=true
158 VIRT_WHAT=$(/usr/sbin/virt-what 2>/dev/null)
159 if [ -n "$VIRT_WHAT" ] ; then
160 log_begin_msg "System seems to be a virtual machine, assuming noprompt as default."
165 # Turn on autoeject of CD-ROMs
167 for dev in /proc/sys/dev/cdrom*/lock; do [ -f "$dev" ] && echo 0 > "$dev"; done
168 for dev in /proc/sys/dev/cdrom*/autoeject; do [ -f "$dev" ] && echo 1 > "$dev"; done
171 # Umount file systems
172 log_begin_msg "Syncing local filesystems..."
173 sync && sleep 1 ; log_end_msg $?
175 log_begin_msg "Unmounting file systems."
177 # Be safe in case someone messed with /etc/mtab
178 if ! $INSTALLED ; then
180 ln -snf /proc/mounts /etc/mtab
183 # Free loopback devices if necessary, so we can unmount the host media
184 for i in /dev/loop*; do losetup -d $i 2>/dev/null; done
186 umount -t notmpfs,nosysfs,noproc,nousbfs -adrvf 1>/dev/null 2>&1
191 log_begin_msg "Unmounting network filesystems"
192 umount -t nfs,nfs4,smbfs -alvf 2>/dev/null ; log_end_msg $?
194 NETDEVICES="$(/sbin/ifconfig | awk '/^[^ ]+/ {print $1}' | grep -v '^lo$')"
195 if [ -n "$NETDEVICES" ]; then
196 pidof pump >/dev/null 2>&1 && { pump -k ; sleep 2; }
197 killall dhclient dhclient3 2>/dev/null
198 log_begin_msg "Shutting down network device..."
199 for n in $NETDEVICES; do
200 echo "${SUBMSG} ${WHITE}$n${NORMAL}"
201 ifdown $n 1>/dev/null 2>&1
203 done ; log_end_msg $?
206 # For a harddisk installation: mount / ro
207 $INSTALLED && mount -n -o remount,ro / 2>/dev/null
209 # Prompt for removal of live system device
210 if ! $INSTALLED && ! $NOPROMPT ; then
211 # do not prompt for removal when running in grml2ram mode:
212 if ! mount | grep -qe 'on /run/live/medium' -qe 'on /lib/live/mount/medium' ; then
213 echo "Live System not mounted, nothing to eject therefore."
215 [ -d "$MOUNTPATH" ] && umount -l "$MOUNTPATH"
216 if ! $NOEJECT && [ -n "$CDROM" ] ; then
217 $REMOVABLE && eject -p "$CDROM" 2>/dev/null
220 if $USB_DEVICE ; then
221 # if we do not have any information about the usb model then fallback to the device name instead
222 [ -n "$USB_INFO" ] || USB_INFO=" (${CDROM})"
223 read -s -p "${GREEN}Please remove the USB device${USB_INFO} and press ENTER to continue [auto 2 minutes].${NORMAL}" -t 120 a
225 [ -n "$CDROM" ] && CDROM=" (${CDROM})"
226 read -s -p "${GREEN}Please remove the live system${CDROM}, close the tray (if any) and press ENTER to continue [auto 2 minutes].${NORMAL}" -t 120 a
232 echo "$message" >/dev/console
234 # Finally halt or reboot
235 /etc/init.d/$command stop
237 ## END OF FILE #################################################################