minio/internal/kms/key-manager.go

51 lines
1.9 KiB
Go

// Copyright (c) 2015-2022 MinIO, Inc.
//
// This file is part of MinIO Object Storage stack
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package kms
import (
"context"
"github.com/minio/kms-go/kes"
)
// KeyManager is the generic interface that handles KMS key operations
type KeyManager interface {
// CreateKey creates a new key at the KMS with the given key ID.
CreateKey(ctx context.Context, keyID string) error
// DeleteKey deletes a key at the KMS with the given key ID.
// Please note that is a dangerous operation.
// Once a key has been deleted all data that has been encrypted with it cannot be decrypted
// anymore, and therefore, is lost.
DeleteKey(ctx context.Context, keyID string) error
// ListKeys lists all key names.
ListKeys(ctx context.Context) (*kes.ListIter[string], error)
// ImportKey imports a cryptographic key into the KMS.
ImportKey(ctx context.Context, keyID string, bytes []byte) error
// EncryptKey Encrypts and authenticates a (small) plaintext with the cryptographic key
// The plaintext must not exceed 1 MB
EncryptKey(keyID string, plaintext []byte, context Context) ([]byte, error)
// HMAC computes the HMAC of the given msg and key with the given
// key ID.
HMAC(ctx context.Context, keyID string, msg []byte) ([]byte, error)
}