woodpecker/server/plugins/encryption/aes_state.go
antomy-gc 6516a28cdd
Secrets encryption in database (#1475)
closes #101

Added secrets encryption in database

- Google TINK or simple AES as encryption mechanisms
- Keys rotation support on TINK
- Existing SecretService is wrapped by encryption layer
- Encryption can be enabled and disabled at any time

Co-authored-by: Kuzmin Ilya <ilia.kuzmin@indrive.com>
Co-authored-by: 6543 <6543@obermui.de>
2023-01-12 20:59:07 +01:00

101 lines
2.8 KiB
Go

// Copyright 2023 Woodpecker Authors
//
// 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 encryption
import (
"fmt"
"github.com/rs/zerolog/log"
)
func (svc *aesEncryptionService) initClients() error {
for _, client := range svc.clients {
err := client.SetEncryptionService(svc)
if err != nil {
return fmt.Errorf(errTemplateFailedInitializingClients, err)
}
}
log.Info().Msg(logMessageClientsInitialized)
return nil
}
func (svc *aesEncryptionService) enable() error {
err := svc.callbackOnEnable()
if err != nil {
return fmt.Errorf(errTemplateFailedEnablingEncryption, err)
}
err = svc.updateCiphertextSample()
if err != nil {
return fmt.Errorf(errTemplateFailedEnablingEncryption, err)
}
log.Warn().Msg(logMessageEncryptionEnabled)
return nil
}
func (svc *aesEncryptionService) disable() error {
err := svc.callbackOnDisable()
if err != nil {
return fmt.Errorf(errTemplateFailedDisablingEncryption, err)
}
err = svc.deleteCiphertextSample()
if err != nil {
return fmt.Errorf(errTemplateFailedDisablingEncryption, err)
}
log.Warn().Msg(logMessageEncryptionDisabled)
return nil
}
func (svc *aesEncryptionService) updateCiphertextSample() error {
ciphertext, err := svc.Encrypt(svc.keyID, keyIDAssociatedData)
if err != nil {
return fmt.Errorf(errTemplateFailedUpdatingServerConfig, err)
}
err = svc.store.ServerConfigSet(ciphertextSampleConfigKey, ciphertext)
if err != nil {
return fmt.Errorf(errTemplateFailedUpdatingServerConfig, err)
}
log.Info().Msg(logMessageEncryptionKeyRegistered)
return nil
}
func (svc *aesEncryptionService) deleteCiphertextSample() error {
err := svc.store.ServerConfigDelete(ciphertextSampleConfigKey)
if err != nil {
err = fmt.Errorf(errTemplateFailedUpdatingServerConfig, err)
}
return err
}
func (svc *aesEncryptionService) callbackOnEnable() error {
for _, client := range svc.clients {
err := client.EnableEncryption()
if err != nil {
return fmt.Errorf(errTemplateFailedEnablingEncryption, err)
}
}
log.Info().Msg(logMessageClientsEnabled)
return nil
}
func (svc *aesEncryptionService) callbackOnDisable() error {
for _, client := range svc.clients {
err := client.MigrateEncryption(&noEncryption{})
if err != nil {
return fmt.Errorf(errTemplateFailedDisablingEncryption, err)
}
}
log.Info().Msg(logMessageEncryptionDisabled)
return nil
}