Files
mq-container/internal/tls/tls_web.go
2024-10-28 23:04:48 +01:00

100 lines
3.5 KiB
Go

/*
© Copyright IBM Corporation 2019, 2023
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 tls
import (
"fmt"
"os"
"github.com/ibm-messaging/mq-container/internal/keystore"
"github.com/ibm-messaging/mq-container/internal/mqtemplate"
"github.com/ibm-messaging/mq-container/internal/pathutils"
"github.com/ibm-messaging/mq-container/internal/securityutility"
"github.com/ibm-messaging/mq-container/pkg/logger"
)
// webKeystoreDefault is the name of the default web server Keystore
const webKeystoreDefault = "default.p12"
// ConfigureWebTLS configures TLS for the web server
func ConfigureWebTLS(keyLabel string, log *logger.Logger, password string) error {
// Return immediately if we have no certificate to use as identity
if keyLabel == "" && os.Getenv("MQ_GENERATE_CERTIFICATE_HOSTNAME") == "" {
return nil
}
tlsConfigLink := "/run/tls.xml"
tlsConfigTemplate := "/etc/mqm/web/installations/Installation1/servers/mqweb/tls.xml.tpl"
encryptedPassword, err := securityutility.EncodeSecrets(password)
if err != nil {
log.Printf("Password encoding for Web Keystore failed with error %v", err)
// We couldn't encode the passwords so using an empty string as password
encryptedPassword = ""
}
// Password successfully encoded using securityUtility use the encoded password the template
templateErr := mqtemplate.ProcessTemplateFile(tlsConfigTemplate, tlsConfigLink, map[string]string{"password": encryptedPassword}, log)
if templateErr != nil {
return templateErr
}
return nil
}
// ConfigureWebKeyStore configures the Web Keystore
func ConfigureWebKeystore(p12Truststore KeyStoreData, keyLabel string) (string, error) {
webKeystore := webKeystoreDefault
if keyLabel != "" {
webKeystore = keyLabel + ".p12"
}
webKeystoreFile := pathutils.CleanPath(keystoreDirDefault, webKeystore)
// Check if a new self-signed certificate should be generated
if keyLabel == "" {
// Get hostname to use for self-signed certificate
genHostName := os.Getenv("MQ_GENERATE_CERTIFICATE_HOSTNAME")
// Create the Web Keystore
newWebKeystore := keystore.NewPKCS12KeyStore(webKeystoreFile, p12Truststore.Password)
err := newWebKeystore.Create()
if err != nil {
return "", fmt.Errorf("failed to create Web Keystore %s: %v", webKeystoreFile, err)
}
// Generate a new self-signed certificate in the Web Keystore
err = newWebKeystore.CreateSelfSignedCertificate("default", fmt.Sprintf("CN=%s", genHostName), genHostName)
if err != nil {
return "", fmt.Errorf("failed to generate certificate in Web Keystore %s with DN of 'CN=%s': %v", webKeystoreFile, genHostName, err)
}
} else {
// Check Web Keystore already exists
_, err := os.Stat(webKeystoreFile)
if err != nil {
return "", fmt.Errorf("failed to find existing Web Keystore %s: %v", webKeystoreFile, err)
}
}
// Check Web Truststore already exists
_, err := os.Stat(p12Truststore.Keystore.Filename)
if err != nil {
return "", fmt.Errorf("failed to find existing Web Truststore %s: %v", p12Truststore.Keystore.Filename, err)
}
return webKeystore, nil
}