/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

package util

import (
	"crypto/tls"
	"crypto/x509"
	"os"
	"path/filepath"
)

func DefaultTLSConfig() (*tls.Config, error) {
	dir := filepath.Join(*workspace, "..", "tls", "cert")

	cert, err := tls.LoadX509KeyPair(filepath.Join(dir, "server.crt"), filepath.Join(dir, "server.key"))
	if err != nil {
		return nil, err
	}

	rootCAs := x509.NewCertPool()
	if ca, err := os.ReadFile(filepath.Join(dir, "ca.crt")); err != nil {
		return nil, err
	} else {
		rootCAs.AppendCertsFromPEM(ca)
	}

	return &tls.Config{
		ServerName:   "localhost",
		MinVersion:   tls.VersionTLS12,
		Certificates: []tls.Certificate{cert},
		RootCAs:      rootCAs,
	}, nil
}
