2023-01-12 21:59:07 +02:00
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// 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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"encoding/base64"
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"fmt"
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"github.com/fsnotify/fsnotify"
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"github.com/google/tink/go/tink"
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2024-02-11 19:42:33 +02:00
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"go.woodpecker-ci.org/woodpecker/v2/server/services/encryption/types"
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2023-12-08 09:15:08 +02:00
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"go.woodpecker-ci.org/woodpecker/v2/server/store"
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2023-01-12 21:59:07 +02:00
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)
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type tinkEncryptionService struct {
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keysetFilePath string
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primaryKeyID string
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encryption tink.AEAD
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store store.Store
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keysetFileWatcher *fsnotify.Watcher
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2024-02-11 19:42:33 +02:00
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clients []types.EncryptionClient
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2023-01-12 21:59:07 +02:00
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}
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func (svc *tinkEncryptionService) Encrypt(plaintext, associatedData string) (string, error) {
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msg := []byte(plaintext)
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aad := []byte(associatedData)
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ciphertext, err := svc.encryption.Encrypt(msg, aad)
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if err != nil {
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return "", fmt.Errorf(errTemplateEncryptionFailed, err)
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}
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return base64.StdEncoding.EncodeToString(ciphertext), nil
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}
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func (svc *tinkEncryptionService) Decrypt(ciphertext, associatedData string) (string, error) {
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ct, err := base64.StdEncoding.DecodeString(ciphertext)
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if err != nil {
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return "", fmt.Errorf(errTemplateBase64DecryptionFailed, err)
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}
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plaintext, err := svc.encryption.Decrypt(ct, []byte(associatedData))
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if err != nil {
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return "", fmt.Errorf(errTemplateDecryptionFailed, err)
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}
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return string(plaintext), nil
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}
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func (svc *tinkEncryptionService) Disable() error {
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return svc.disable()
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}
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