142 lines
3.7 KiB
Go
142 lines
3.7 KiB
Go
// Copyright 2023 Woodpecker Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package encryption
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import (
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"errors"
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"fmt"
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"github.com/rs/zerolog/log"
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)
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func (svc *tinkEncryptionService) enable() error {
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if err := svc.callbackOnEnable(); err != nil {
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return fmt.Errorf(errTemplateFailedEnablingEncryption, err)
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}
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if err := svc.updateCiphertextSample(); err != nil {
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return fmt.Errorf(errTemplateFailedEnablingEncryption, err)
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}
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log.Warn().Msg(logMessageEncryptionEnabled)
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return nil
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}
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func (svc *tinkEncryptionService) disable() error {
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if err := svc.callbackOnDisable(); err != nil {
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return fmt.Errorf(errTemplateFailedDisablingEncryption, err)
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}
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if err := svc.deleteCiphertextSample(); err != nil {
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return fmt.Errorf(errTemplateFailedDisablingEncryption, err)
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}
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log.Warn().Msg(logMessageEncryptionDisabled)
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return nil
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}
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func (svc *tinkEncryptionService) rotate() error {
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newSvc := &tinkEncryptionService{
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keysetFilePath: svc.keysetFilePath,
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primaryKeyID: "",
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encryption: nil,
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store: svc.store,
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keysetFileWatcher: nil,
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clients: svc.clients,
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}
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if err := newSvc.loadKeyset(); err != nil {
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return fmt.Errorf(errTemplateFailedRotatingEncryption, err)
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}
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err := newSvc.validateKeyset()
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if errors.Is(err, errEncryptionKeyRotated) {
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err = newSvc.updateCiphertextSample()
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}
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if err != nil {
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return fmt.Errorf(errTemplateFailedRotatingEncryption, err)
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}
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if err := newSvc.callbackOnRotation(); err != nil {
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return fmt.Errorf(errTemplateFailedRotatingEncryption, err)
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}
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if err := newSvc.initFileWatcher(); err != nil {
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return fmt.Errorf(errTemplateFailedRotatingEncryption, err)
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}
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return nil
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}
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func (svc *tinkEncryptionService) updateCiphertextSample() error {
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ciphertext, err := svc.Encrypt(svc.primaryKeyID, keyIDAssociatedData)
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if err != nil {
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return fmt.Errorf(errTemplateFailedUpdatingServerConfig, err)
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}
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if err := svc.store.ServerConfigSet(ciphertextSampleConfigKey, ciphertext); err != nil {
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return fmt.Errorf(errTemplateFailedUpdatingServerConfig, err)
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}
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log.Info().Msg(logMessageEncryptionKeyRegistered)
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return nil
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}
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func (svc *tinkEncryptionService) deleteCiphertextSample() error {
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if err := svc.store.ServerConfigDelete(ciphertextSampleConfigKey); err != nil {
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return fmt.Errorf(errTemplateFailedUpdatingServerConfig, err)
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}
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return nil
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}
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func (svc *tinkEncryptionService) initClients() error {
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for _, client := range svc.clients {
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if err := client.SetEncryptionService(svc); err != nil {
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return err
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}
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}
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log.Info().Msg(logMessageClientsInitialized)
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return nil
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}
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func (svc *tinkEncryptionService) callbackOnEnable() error {
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for _, client := range svc.clients {
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if err := client.EnableEncryption(); err != nil {
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return err
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}
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}
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log.Info().Msg(logMessageClientsEnabled)
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return nil
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}
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func (svc *tinkEncryptionService) callbackOnRotation() error {
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for _, client := range svc.clients {
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if err := client.MigrateEncryption(svc); err != nil {
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return err
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}
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}
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log.Info().Msg(logMessageClientsRotated)
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return nil
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}
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func (svc *tinkEncryptionService) callbackOnDisable() error {
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for _, client := range svc.clients {
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if err := client.MigrateEncryption(&noEncryption{}); err != nil {
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return err
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}
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}
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log.Info().Msg(logMessageClientsDecrypted)
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return nil
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}
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