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|
#!/bin/sh
# boot-time init script for cryptmount
# RW Penney, August 2006
# Basic support for Linux Standard Base:
### BEGIN INIT INFO
# Provides: cryptmount
# Required-Start: $remote_fs
# Required-Stop: $remote_fs
# Should-Start: $syslog
# Should-Stop: $syslog
# Default-Start: 2 3 4 5
# Default-Stop: 0 1 6
# Short-Description: setup encrypted filesystems/swap at boot
# Description: configure device-mapper targets for encrypted
# filesystems and swap-partitions managed by cryptmount
### END INIT INFO
. /lib/lsb/init-functions
CM_EXE=@EXENAME@
DISK_ID_PATH=/dev/disk/by-id/
CM_BOOTDV=""
CM_BOOTSW=""
CM_BOOTFS=""
# Check whether cryptmount executable is usable:
test -x "${CM_EXE}" || exit 5
# Read user-specified lists of filesystems to initialize:
if [ -f /etc/default/cryptmount ]; then
. /etc/default/cryptmount
fi
configured() {
# Check if any of the targets needed at boot has been configured:
for target in ${CM_BOOTDV} ${CM_BOOTFS} ${CM_BOOTSW}; do
if [ -b "${DISK_ID_PATH}/dm-name-${target}" ]; then
true
return
fi
done
false
}
dodevices() {
case "$1" in
start) test -z "${CM_BOOTDV}" || ${CM_EXE} --prepare ${CM_BOOTDV}
;;
stop) test -z "${CM_BOOTDV}" || ${CM_EXE} --release ${CM_BOOTDV}
;;
esac
}
doswaps() {
case "$1" in
start) test -z "${CM_BOOTSW}" || ${CM_EXE} --swapon ${CM_BOOTSW}
;;
stop) test -z "${CM_BOOTSW}" || ${CM_EXE} --swapoff ${CM_BOOTSW}
;;
esac
}
dofilesys() {
case "$1" in
start) test -z "${CM_BOOTFS}" || ${CM_EXE} --mount ${CM_BOOTFS}
;;
stop) test -z "${CM_BOOTFS}" || ${CM_EXE} --unmount ${CM_BOOTFS}
;;
esac
}
doALL() {
if test -n "${CM_BOOTDV}" -o -n "${CM_BOOTSW}" \
-o -n "${CM_BOOTFS}" -o -n "${CM_EARLYDV}"; then
log_warning_msg "Using /etc/default/cryptmount is DEPRECATED - please use 'bootaction={mount|swap|prepare}' flags within @SYSCONF_DIR@/cmtab"
fi
case "$1" in
start)
dodevices start
doswaps start
dofilesys start
;;
stop)
dofilesys stop
doswaps stop
dodevices stop
;;
esac
}
case "$1" in
start)
# Make sure that kernel device-mapper is available:
modprobe -q -a dm-mod dm-crypt || true
${CM_EXE} --system-boot
if configured; then
log_action_msg "cryptmount ${STAGE}auto-filesystems seem to be already configured"
else
log_action_begin_msg "Starting cryptmount ${STAGE}targets (hit shift/ctrl if short of entropy)"
doALL start
log_action_end_msg 0
fi
;;
stop)
${CM_EXE} --system-shutdown
if configured; then
log_action_begin_msg "Stopping cryptmount ${STAGE}targets"
doALL stop
log_action_end_msg 0
fi
${CM_EXE} --safetynet || true
;;
restart)
${CM_EXE} --system-shutdown
if configured; then
doALL stop
fi
${CM_EXE} --system-boot
doALL start
;;
force-reload|reload)
# nothing to do
;;
status)
if configured; then
log_action_msg "cryptmount ${STAGE}auto-filesystems are in use"
else
log_action_msg "cryptmount ${STAGE}auto-filesystems do not appear to be in use"
exit 3
fi
;;
*)
echo "Usage: $0 " \
" {start|stop|restart|reload|force-reload|status}" >&2
exit 1
;;
esac
exit 0
|
