#! /bin/sh
# /etc/init.d/slapd22 startup script
# based on the slapd startup script from Debian Sarge for OpenLDAP 2.1.30

# Kill me on all errors
set -e

# Stop processing if slapd is not there
[ -x /usr/local/libexec/slapd ] || exit 0

# Source the init script configuration
if [ -f "/etc/default/slapd" ]; then
	. /etc/default/slapd
fi

# Load the default location of the slapd config file
if [ -z "$SLAPD_CONF" ]; then
	SLAPD_CONF="/usr/local/etc/openldap/slapd.conf"
else
	SLAPD_OPTIONS="-f $SLAPD_CONF $SLAPD_OPTIONS"
	SLURPD_OPTIONS="-f $SLAPD_CONF $SLURPD_OPTIONS"
fi

# Stop processing if the config file is not there
if [ ! -r "$SLAPD_CONF" ]; then
  cat <<EOF >&2
No configuration file was found for slapd at $SLAPD_CONF.
If you have moved the slapd configuration file please modify
/etc/default/slapd to reflect this.  If you chose to not
configure slapd during installation then you need to do so
prior to attempting to start slapd.
An example slapd.conf is in /usr/share/slapd
EOF
  exit 0 # Should this be 1?
fi

# Figure out some default settings
# Check wether slurpd should get started
if [ "$SLURPD_START" != "yes" ] && [ "$SLURPD_START" != "no" ]; then
	if grep -q '^replica' "$SLAPD_CONF" > /dev/null 2>&1 ; then
		SLURPD_START=yes
	else
		SLURPD_START=no
	fi
fi
	
# Find out the name of slapd's pid file
if [ -z "$SLAPD_PIDFILE" ]; then
	SLAPD_PIDFILE=`sed -ne 's/^pidfile[[:space:]]\+\(.\+\)/\1/p' \
		"$SLAPD_CONF"`
fi
if [ -z "$SLAPD_PIDFILE" ]; then
	cat <<EOF >&2
The pidfile for slapd is neither specified in "$SLAPD_CONF" nor
in /etc/default/slapd. Consequently, slapd will not be started.
EOF
	exit 1
fi

# Pass the user and group to run under to slapd
if [  "$SLAPD_USER" ]; then
	SLAPD_OPTIONS="-u $SLAPD_USER $SLAPD_OPTIONS"
fi

if [ "$SLAPD_GROUP" ]; then
	SLAPD_OPTIONS="-g $SLAPD_GROUP $SLAPD_OPTIONS"
fi

# Tell the user that something went wrong and give some hints for
# resolving the problem.
report_failure() {
	if [ -n "$reason" ]; then
		echo " - failed: "
		echo $reason
	else
		echo " - failed."
		cat <<EOF
The operation failed but no output was produced. For hints on what went
wrong please refer to the system's logfiles (e.g. /var/log/syslog) or
try running the daemon in Debug mode like via "slapd -d 16383" (warning:
this will create copious output).
EOF
	fi
}


# Start the slapd daemon and capture the error message if any to 
# $reason.
start_slapd() {
	echo -n " slapd"
	if [ -z "$SLAPD_SERVICES" ]; then
		reason="`start-stop-daemon --start --quiet \
			--pidfile "$SLAPD_PIDFILE" \
			--exec /usr/local/libexec/slapd -- $SLAPD_OPTIONS 2>&1`"
	else
		reason="`start-stop-daemon --start --quiet \
			--pidfile "$SLAPD_PIDFILE" \
			--exec /usr/local/libexec/slapd -- -h "$SLAPD_SERVICES" $SLAPD_OPTIONS 2>&1`"
	fi
}

# Start the slurpd daemon and capture the error message if any to
# $reason.
start_slurpd() {
	if [ "$SLURPD_START" != yes ]; then
		return 0
	fi
	echo -n " slurpd"
	reason="`start-stop-daemon --start --quiet \
		--exec /usr/sbin/slurpd -- $SLURPD_OPTIONS 2>&1`"
}

# Stop the slapd daemon and capture the error message (if any) to
# $reason.
stop_slapd() {
	echo -n " slapd"
	reason="`start-stop-daemon --stop --quiet --oknodo --retry 10 \
		--pidfile "$SLAPD_PIDFILE" \
		--exec /usr/local/libexec/slapd 2>&1`"
}

# Stop the slurpd daemon and capture the error message (if any) to
# $reason.
stop_slurpd() {
	if [ "$SLURPD_START" != yes ]; then
		return 0
	fi
	echo -n " slurpd"
	reason="`start-stop-daemon --stop --quiet --oknodo --retry 10 \
		--exec /usr/sbin/slurpd 2>&1`"
}

# Start the OpenLDAP daemons
start() {
	echo -n "Starting OpenLDAP:"
	trap 'report_failure' 0
	start_slapd
	start_slurpd
	trap "-" 0
	echo .
}

# Stop the OpenLDAP daemons
stop() {
	echo -n "Stopping OpenLDAP:"
	trap 'report_failure' 0
	stop_slurpd
	stop_slapd
	trap "-" 0
	echo .
}

case "$1" in
  start)
  	start ;;
  stop)
  	stop ;;
  restart|force-reload)
  	stop
	start
	;;
  *)
  	echo "Usage: $0 {start|stop|restart|force-reload}"
	exit 1
	;;
esac