#!/bin/bash

echo "Stopping mhvtl Virtual Tape Library..."

CONFIG_FILE="/etc/mhvtl/device.conf"

# First try graceful shutdown using vtlcmd for each configured Drive
if [ -f "$CONFIG_FILE" ] && command -v vtlcmd >/dev/null 2>&1; then
	DRIVES=$(grep "^Drive:" "$CONFIG_FILE" | awk '{print $2}' | sort -u)
	for d in $DRIVES; do
		if pgrep -f "vtltape.*-q $d" >/dev/null; then
			echo "Attempting graceful shutdown of vtltape (queue $d)..."
			/usr/bin/vtlcmd $d exit || true
		fi
	done
	# Give processes a few seconds to exit cleanly
	sleep 3
fi

# Fallback: ensure vtllibrary and any remaining vtltape processes are killed
killall vtllibrary 2>/dev/null || true
killall vtltape 2>/dev/null || true

sleep 1

rm -f /var/lock/mhvtl/mhvtl* 2>/dev/null || true

# Try to remove kernel module if present
rmmod mhvtl 2>/dev/null || true

echo "mhvtl stopped successfully"
exit 0