#!/bin/sh
#
# /etc/rc.d/sshd: run control script for sshd

if [ -f /etc/rc.conf ]; then
	source /etc/rc.conf
fi

: ${SSHD_CMD:=/usr/sbin/sshd}
: ${SSHD_ARGS:=}
: ${SSHD_PID:=/var/run/sshd.pid}

sshd_start()
{
	if [ ! -f /etc/ssh/ssh_host_rsa_key ]; then
		/usr/bin/ssh-keygen -q -t rsa -b 2048 -N "" -f /etc/ssh/ssh_host_rsa_key
	fi
	if [ ! -f /etc/ssh/ssh_host_dsa_key ]; then
		/usr/bin/ssh-keygen -q -t dsa -N "" -f /etc/ssh/ssh_host_dsa_key
	fi
	if [ ! -f /etc/ssh/ssh_host_ecdsa_key ]; then
		/usr/bin/ssh-keygen -q -t ecdsa -b 521 -N "" -f /etc/ssh/ssh_host_ecdsa_key
	fi
	if [ ! -f /etc/ssh/ssh_host_ed25519_key ]; then
		/usr/bin/ssh-keygen -q -t ed25519 -N "" -f /etc/ssh/ssh_host_ed25519_key
	fi

	echo "Starting sshd: $SSHD_CMD $SSHD_ARGS"
	$SSHD_CMD $SSHD_ARGS -p $SSHD_PID
}

sshd_status()
{
	if [ -s $SSHD_PID ]; then
		echo "sshd is running with pid: `cat $SSHD_PID`"
	else
		echo "sshd is not running"
	fi
}

sshd_stop()
{
	if [ -s $SSHD_PID ]; then
		echo "Stopping sshd..."
		kill -QUIT $SSHD_PID
	fi
}

sshd_restart()
{
	sshd_stop
	sleep 3
	sshd_start
}

case $1 in
start)
	sshd_start
	;;
status)
	sshd_status
	;;
stop)
	sshd_stop
	;;
restart)
	sshd_restart
	;;
*)
	echo "usage: $(basename $0) restart|start|status|stop"
	;;
esac