#!/usr/bin/env python3
"""Health check for Mumble — tests TCP connectivity to port 64738."""
import argparse
import os
import sys

sys.path.insert(0, os.path.join(os.path.dirname(__file__), '..', '..', '..'))
from utils.tests.helpers import resolve_server, run


def main():
    parser = argparse.ArgumentParser()
    parser.add_argument('--server', default=os.environ.get('TEST_SERVER'))
    args = parser.parse_args()
    server = args.server or resolve_server()

    print(f"Checking Mumble TCP port 64738 on {server} ...")
    result = run(
        f"ssh {server} 'bash -c \"echo > /dev/tcp/localhost/64738\"'",
        check=False,
        timeout=15,
    )
    if result.returncode == 0:
        print(f"PASS: Mumble is listening on {server}:64738")
    else:
        print(f"FAIL: Could not connect to {server}:64738")
        sys.exit(1)


if __name__ == '__main__':
    main()