woodpecker/server/plugins/encryption/tink_builder.go

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// 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 (
"errors"
"fmt"
"github.com/urfave/cli/v2"
"github.com/woodpecker-ci/woodpecker/server/model"
"github.com/woodpecker-ci/woodpecker/server/store"
)
type tinkConfiguration struct {
keysetFilePath string
store store.Store
clients []model.EncryptionClient
}
func newTink(ctx *cli.Context, s store.Store) model.EncryptionServiceBuilder {
filepath := ctx.String(tinkKeysetFilepathConfigFlag)
return &tinkConfiguration{filepath, s, nil}
}
func (c tinkConfiguration) WithClients(clients []model.EncryptionClient) model.EncryptionServiceBuilder {
c.clients = clients
return c
}
func (c tinkConfiguration) Build() (model.EncryptionService, error) {
svc := &tinkEncryptionService{
keysetFilePath: c.keysetFilePath,
primaryKeyID: "",
encryption: nil,
store: c.store,
keysetFileWatcher: nil,
clients: c.clients,
}
if err := svc.initClients(); err != nil {
return nil, fmt.Errorf(errTemplateFailedInitializingClients, err)
}
if err := svc.loadKeyset(); err != nil {
return nil, fmt.Errorf(errTemplateTinkFailedLoadingKeyset, err)
}
err := svc.validateKeyset()
if errors.Is(err, errEncryptionNotEnabled) {
err = svc.enable()
} else if errors.Is(err, errEncryptionKeyRotated) {
err = svc.rotate()
}
if err != nil {
return nil, fmt.Errorf(errTemplateTinkFailedValidatingKeyset, err)
}
if err := svc.initFileWatcher(); err != nil {
return nil, fmt.Errorf(errTemplateTinkFailedInitializeFileWatcher, err)
}
return svc, nil
}