#!/bin/sh

# $FreeBSD: head/sysutils/spiped/files/spiped.in 531280 2020-04-10 01:33:00Z cperciva $
#
# PROVIDE: spiped
# REQUIRE: LOGIN
# KEYWORD: shutdown
#
# Add the following lines to /etc/rc.conf.local or /etc/rc.conf
# to enable this service:
#
# spiped_enable:	Set to YES to enable spiped.
# spiped_uid:		User for spiped process (default "spiped").
# spiped_gid:		Group for spiped process (default "spiped").
# spiped_pipes:		List of names of pipes to create.
# spiped_pipe_X_mode:	"encrypt"/"client" or "decrypt"/"server".
# spiped_pipe_X_source: Source address of pipe X.
# spiped_pipe_X_target:	Target address of pipe X.
# spiped_pipe_X_key:	Key file for pipe X.
# spiped_pipe_X_flags:	Optional flags for pipe X. See spiped(1) for details.

. /etc/rc.subr

name="spiped"
rcvar=spiped_enable

load_rc_config $name

: ${spiped_enable="NO"}
: ${spiped_uid="spiped"}
: ${spiped_gid="spiped"}

command=%%PREFIX%%/bin/${name}
start_cmd="${name}_start"
stop_cmd="${name}_stop"

spiped_start()
{
	local P PIDFILE MODE SOURCE TARGET KEY MODEFLAG

	for P in ${spiped_pipes}; do
		PIDFILE=/var/run/spiped_${P}.pid
		eval MODE=\$spiped_pipe_${P}_mode
		eval SOURCE=\$spiped_pipe_${P}_source
		eval TARGET=\$spiped_pipe_${P}_target
		eval KEY=\$spiped_pipe_${P}_key
		eval FLAGS=\$spiped_pipe_${P}_flags
		case "$MODE" in
		encrypt | client)
			MODEFLAG="-e"
			;;
		decrypt | server)
			MODEFLAG="-d"
			;;
		*)
			echo Invalid value for spiped_pipe_${P}_mode: $MODE
			continue
		esac
		${command} -D $MODEFLAG -s $SOURCE -t $TARGET -k $KEY \
		    -u ${spiped_uid}:${spiped_gid} -p $PIDFILE $FLAGS
	done
}

spiped_stop()
{
	local P PIDFILE

	for P in ${spiped_pipes}; do
		PIDFILE=/var/run/spiped_${P}.pid
		if [ -f $PIDFILE ] ; then
			rc_pid=$(check_pidfile $PIDFILE $command)
		fi
		if [ -z "$rc_pid" ]; then
			[ -n "$rc_fast" ] && return 0
			_run_rc_notrunning
			return 1
		fi
		echo "Stopping ${name}."
		kill $sig_stop $rc_pid
		wait_for_pids $rc_pid
		rm $PIDFILE
	done
}

run_rc_command "$1"