#!/usr/bin/env bash

set -e

if command -v container >/dev/null 2>&1; then
    ENV_FILE=~/app-data/kerberos/kerberos.env
    KDC_HOST=$(grep -E '^KRB5_KDC_HOST=' "${ENV_FILE}" | cut -d= -f2-)
    if [ -z "${KDC_HOST}" ]; then
        echo "Error: KRB5_KDC_HOST is not set in ${ENV_FILE}" >&2
        exit 1
    fi

    container run -d --name kerberos \
        --hostname "${KDC_HOST}" \
        --env-file "${ENV_FILE}" \
        -v kerberos_data:/var/lib/krb5kdc \
        -p 88:88/tcp -p 88:88/udp \
        -p 464:464/tcp -p 464:464/udp \
        -p 749:749/tcp \
        kerberos:latest
else
    echo "Error: 'container' command not found. Please install the 'container' CLI tool." >&2
    exit 1
fi