#!/sbin/runscript

opts="${opts} reload"

depend() {
	use net
}

checkconfig() {
	if [ ! -d "$PGDATA" ] ; then
		eerror "Directory not found: $PGDATA"
		eerror "Please make sure that PGDATA points to the right path."
		eerror "You can run 'emerge postgresql --config' to setup a new database cluster."
		return 1
	fi
}

start() {
	checkconfig || return 1

	ebegin "Starting PostgreSQL"

	if [ -f "$PGDATA/postmaster.pid" ] ; then
		rm -f "$PGDATA/postmaster.pid"
	fi

	local env_vars
	for var in ${!ENV_*} ; do env_vars="${env_vars} -e ${!var}" ; done
	start-stop-daemon --start \
		--pidfile "${PGDATA}/postmaster.pid" \
		--chuid ${PGUSER}:${PGGROUP} \
		--exec /usr/bin/postmaster \
		${env_vars} -- \
		-D "${PGDATA}" \
		--silent-mode=true \
		${PGOPTS}

	eend $?
}

stop() {
	ebegin "Stopping PostgreSQL"
	# Note: we have to do --oknodo here, otherwise it will always fail
	#       when there are open transactions. This bug has been corrected
	#       in baselayout-1.13.0_alpha8.
	start-stop-daemon --stop --pidfile "${PGDATA}/postmaster.pid" \
		--retry -TERM/${WAIT_FOR_DISCONNECT}/-INT/${WAIT_FOR_CLEANUP}/-QUIT --oknodo
	eend $?
}

reload() {
	ebegin "Reloading PostgreSQL configuration"
	start-stop-daemon --stop --pidfile "${PGDATA}/postmaster.pid" --signal HUP --oknodo
	eend $?
}