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- #!/bin/sh
- my_name="$0"
- check_required_files() {
- [ -f "$1" ] || {
- echo "$my_name: $1 is missing"
- exit 1
- }
- }
- check_device() {
- ls -1 /dev/tpm[0-9]* > /dev/null 2>&1 || {
- echo "device driver not loaded, skipping."
- exit 0
- }
- chown tss:tss /dev/tpm[0-9]* && chmod 600 /dev/tpm*
- }
- rm_stale_pidfile() {
- if [ -e "$1" ]; then
- exe="/proc/$(cat "$1")/exe"
- { [ -s "$exe" ] && [ "$(readlink -f "$exe")" = "$2" ]; } || rm -f "$1"
- fi
- }
- start() {
- printf "Starting tpm2-abrmd: "
- check_device
- rm_stale_pidfile /var/run/tpm2-abrmd.pid /usr/sbin/tpm2-abrmd
- start-stop-daemon -S -q -o -b -m -p /var/run/tpm2-abrmd.pid -c tss:tss -x /usr/sbin/tpm2-abrmd -- ${DAEMON_OPTS} || {
- echo "FAIL"
- exit 1
- }
- pidof /usr/sbin/tpm2-abrmd > /var/run/tpm2-abrmd.pid
- echo "OK"
- }
- stop() {
- printf "Stopping tpm2-abrmd: "
- start-stop-daemon -K -q -o -p /var/run/tpm2-abrmd.pid -u tss -x /usr/sbin/tpm2-abrmd || {
- echo "FAIL"
- exit 1
- }
- rm_stale_pidfile /var/run/tpm2-abrmd.pid /usr/sbin/tpm2-abrmd
- echo "OK"
- }
- check_required_files /etc/dbus-1/system.d/tpm2-abrmd.conf
- # defaults
- DAEMON_OPTS="--tcti=device --logger=syslog --max-connections=20"
- # Read configuration variable file if it is present
- [ -r /etc/default/tpm2-abrmd ] && . /etc/default/tpm2-abrmd
- case "$1" in
- start)
- start
- ;;
- stop)
- stop
- ;;
- restart|reload)
- stop
- sleep 1
- start
- ;;
- *)
- echo "Usage: tpm2-abrmd {start|stop|restart|reload}" >&2
- exit 1
- esac
- exit 0
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