add rclone-openrc (#21)

Reviewed-on: #21

packaging/alpine/local/rclone-openrc/rclone.initd

@@ -0,0 +1,31 @@
+#!/sbin/openrc-run
+
+instance_name="${RC_SVCNAME#rclone.}"
+description="rclone ${instance_name} service"
+
+supervisor="supervise-daemon"
+command="/usr/bin/rclone"
+command_user="${RCLONE_USER:-rclone}:${RCLONE_GROUP:-rclone}"
+pidfile="/run/rclone/${RC_SVCNAME}.pid"
+respawn_delay="${RCLONE_RESPAWN_DELAY:-5}"
+respawn_max="${RCLONE_RESPAWN_MAX:-0}"
+supervise_daemon_args="--chdir /var/lib/rclone --pidfile ${pidfile}"
+command_args="${RCLONE_COMMAND:-} ${RCLONE_REMOTE:-} --config ${RCLONE_CONFIG:-/etc/rclone/rclone.conf} --cache-dir ${RCLONE_CACHE_DIR:-/var/lib/rclone/cache} ${RCLONE_ARGS:-}"
+
+depend() {
+	need net
+	use dns logger
+}
+
+start_pre() {
+	local service_owner="${RCLONE_USER:-rclone}:${RCLONE_GROUP:-rclone}"
+
+	if [ -z "${RCLONE_COMMAND:-}" ]; then
+		eerror "RCLONE_COMMAND is required; configure /etc/conf.d/${RC_SVCNAME}"
+		return 1
+	fi
+
+	checkpath -d -m 0750 -o "$service_owner" \
+		/run/rclone \
+		"${RCLONE_CACHE_DIR:-/var/lib/rclone/cache}"
+}