#! /bin/sh
# Copyright (c) 1995-2000 SuSE GmbH Nuernberg, Germany.
#
# Author: Jiri Smid <feedback@suse.de>
#
# /etc/init.d/pkcsslotd
#
#   and symbolic its link
#
# /usr/sbin/rcpkcsslotd
#
### BEGIN INIT INFO
# Provides: pkcsslotd
# Required-Start: $remote_fs
# Required-Stop: $null
# Should-Start: z90crypt
# Should-Stop: z90crypt
# Default-Start: 3 5
# Default-Stop: 0 1 2 6
# Description: Start the pkcsslotd daemon
# Short-Description: Start the pkcsslotd daemon
### END INIT INFO

. /etc/rc.status

PKCSSLOTD_PID_FILE=/var/lib/opencryptoki/.slotpid
# Check for missing binaries (stale symlinks should not happen)
PKCSSLOTD_BIN=/usr/sbin/pkcsslotd
test -x $PKCSSLOTD_BIN || exit 5

# Shell functions sourced from /etc/rc.status:
#      rc_check         check and set local and overall rc status
#      rc_status        check and set local and overall rc status
#      rc_status -v     ditto but be verbose in local rc status
#      rc_status -v -r  ditto and clear the local rc status
#      rc_failed        set local and overall rc status to failed
#      rc_reset         clear local rc status (overall remains)
#      rc_exit          exit appropriate to overall rc status

# Check for machine architecture
PKCS_ARCH=$(/bin/uname -m)

# First reset status of this service
rc_reset
case "$1" in
    start)
	case "$PKCS_ARCH" in
	    s390|s390x)
		PKCS_MODULE="z90crypt"
		;;
	    *)
		PKCS_MODULE="leedslite"
		;;
	esac
	lsmod | grep $PKCS_MODULE > /dev/null 2>&1 \
	  || echo "$PKCS_MODULE module is not installed - PKCS#11 will not be hardware accelerated"

	echo -n "Starting pkcsslotd daemon:"

	## Start daemon with startproc(8). If this fails
	## the echo return value is set appropriate.

        if [ ! -f $PKCSSLOTD_PID_FILE ]; then
           # $PKCSSLOTD_PID_FILE does not exist
           startproc -f $PKCSSLOTD_BIN
        elif ! ps -h --pid `cat $PKCSSLOTD_PID_FILE` | grep "$PKCSSLOTD_BIN" 2>&1 >/dev/null; then
           # $PKCSSLOTD_PID_FILE exists but named pid not
           rm -f $PKCSSLOTD_PID_FILE
           startproc -f $PKCSSLOTD_BIN
        else
           # just to have "failed" message
           startproc $PKCSSLOTD_BIN
        fi

	# Remember status and be verbose
	rc_status -v
	;;
    stop)
	echo -n "Shutting down pkcsslotd daemon:"
	## Stop daemon with killproc(8) and if this fails
	## set echo the echo return value.

	killproc -p $PKCSSLOTD_PID_FILE -TERM $PKCSSLOTD_BIN

	# Remember status and be verbose
	rc_status -v
	;;
    try-restart)
        ## Stop the service and if this succeeds (i.e. the 
        ## service was running before), start it again.
        $0 status >/dev/null &&  $0 restart

        # Remember status and be quiet
        rc_status
        ;;
    restart)
        ## Stop the service and regardless of whether it was
        ## running or not, start it again.
        $0 stop
        $0 start

        # Remember status and be quiet
        rc_status
        ;;
    force-reload)
        ## Signal the daemon to reload its config. Most daemons
        ## do this on signal 1 (SIGHUP).
        ## If it does not support it, restart.

        echo -n "Reload service pkcsslotd"
        ## if it supports it:
        killproc -p $PKCSSLOTD_PID_FILE -HUP $PKCSSLOTD_BIN
        #touch $PKCSSLOTD_PID_FILE
        rc_status -v

        ;;
    reload)
        ## Like force-reload, but if daemon does not support
        ## signalling, do nothing (!)

        # If it supports signalling:
        echo -n "Reload service pkcsslotd"
        killproc -p $PKCSSLOTD_PID_FILE -HUP $PKCSSLOTD_BIN
        #touch $PKCSSLOTD_PID_FILE
        rc_status -v
        
        # If it does not support reload:
        #exit 3
        ;;
    status)
	echo -n "Checking for service pkcsslotd: "
        ## Check status with checkproc(8), if process is running
        ## checkproc will return with exit status 0.

        # Status has a slightly different for the status command:
        # 0 - service running
        # 1 - service dead, but /var/run/  pid  file exists
        # 2 - service dead, but /var/lock/ lock file exists
        # 3 - service not running

        # NOTE: checkproc returns LSB compliant status values.
        checkproc $PKCSSLOTD_BIN
        rc_status -v
	;;
    *)
	echo "Usage: $0 {start|stop|status|try-restart|restart|force-reload|reload}"
	exit 1
	;;
esac
rc_exit