mirror of
https://github.com/openimsdk/open-im-server.git
synced 2025-04-05 20:11:14 +08:00
84 lines
2.5 KiB
Go
84 lines
2.5 KiB
Go
// Copyright © 2024 OpenIM open source community. All rights reserved.
|
|
//
|
|
// Licensed 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 kafka
|
|
|
|
import (
|
|
"crypto/tls"
|
|
"crypto/x509"
|
|
"encoding/pem"
|
|
"os"
|
|
|
|
"github.com/openimsdk/tools/errs"
|
|
)
|
|
|
|
// decryptPEM decrypts a PEM block using a password.
|
|
func decryptPEM(data []byte, passphrase []byte) ([]byte, error) {
|
|
if len(passphrase) == 0 {
|
|
return data, nil
|
|
}
|
|
b, _ := pem.Decode(data)
|
|
d, err := x509.DecryptPEMBlock(b, passphrase)
|
|
if err != nil {
|
|
return nil, errs.WrapMsg(err, "DecryptPEMBlock failed")
|
|
}
|
|
return pem.EncodeToMemory(&pem.Block{
|
|
Type: b.Type,
|
|
Bytes: d,
|
|
}), nil
|
|
}
|
|
|
|
func readEncryptablePEMBlock(path string, pwd []byte) ([]byte, error) {
|
|
data, err := os.ReadFile(path)
|
|
if err != nil {
|
|
return nil, errs.WrapMsg(err, "ReadFile failed", "path", path)
|
|
}
|
|
return decryptPEM(data, pwd)
|
|
}
|
|
|
|
// newTLSConfig setup the TLS config from general config file.
|
|
func newTLSConfig(clientCertFile, clientKeyFile, caCertFile string, keyPwd []byte, insecureSkipVerify bool) (*tls.Config, error) {
|
|
var tlsConfig tls.Config
|
|
if clientCertFile != "" && clientKeyFile != "" {
|
|
certPEMBlock, err := os.ReadFile(clientCertFile)
|
|
if err != nil {
|
|
return nil, errs.WrapMsg(err, "ReadFile failed", "clientCertFile", clientCertFile)
|
|
}
|
|
keyPEMBlock, err := readEncryptablePEMBlock(clientKeyFile, keyPwd)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
cert, err := tls.X509KeyPair(certPEMBlock, keyPEMBlock)
|
|
if err != nil {
|
|
return nil, errs.WrapMsg(err, "X509KeyPair failed")
|
|
}
|
|
tlsConfig.Certificates = []tls.Certificate{cert}
|
|
}
|
|
|
|
if caCertFile != "" {
|
|
caCert, err := os.ReadFile(caCertFile)
|
|
if err != nil {
|
|
return nil, errs.WrapMsg(err, "ReadFile failed", "caCertFile", caCertFile)
|
|
}
|
|
caCertPool := x509.NewCertPool()
|
|
if ok := caCertPool.AppendCertsFromPEM(caCert); !ok {
|
|
return nil, errs.New("AppendCertsFromPEM failed")
|
|
}
|
|
tlsConfig.RootCAs = caCertPool
|
|
}
|
|
tlsConfig.InsecureSkipVerify = insecureSkipVerify
|
|
return &tlsConfig, nil
|
|
}
|