minio/cmd/config/crypto_test.go

120 lines
3.2 KiB
Go

// Copyright (c) 2015-2021 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 config
import (
"bytes"
"encoding/hex"
"io"
"io/ioutil"
"testing"
"github.com/minio/minio/pkg/kms"
)
var encryptDecryptTests = []struct {
Data []byte
Context kms.Context
}{
{
Data: nil,
Context: nil,
},
{
Data: []byte{1},
Context: nil,
},
{
Data: []byte{1},
Context: kms.Context{"key": "value"},
},
{
Data: make([]byte, 1<<20),
Context: kms.Context{"key": "value", "a": "b"},
},
}
func TestEncryptDecrypt(t *testing.T) {
key, err := hex.DecodeString("ddedadb867afa3f73bd33c25499a723ed7f9f51172ee7b1b679e08dc795debcc")
if err != nil {
t.Fatalf("Failed to decode master key: %v", err)
}
KMS, err := kms.New("my-key", key)
if err != nil {
t.Fatalf("Failed to create KMS: %v", err)
}
for i, test := range encryptDecryptTests {
ciphertext, err := Encrypt(KMS, bytes.NewReader(test.Data), test.Context)
if err != nil {
t.Fatalf("Test %d: failed to encrypt stream: %v", i, err)
}
data, err := ioutil.ReadAll(ciphertext)
if err != nil {
t.Fatalf("Test %d: failed to encrypt stream: %v", i, err)
}
plaintext, err := Decrypt(KMS, bytes.NewReader(data), test.Context)
if err != nil {
t.Fatalf("Test %d: failed to decrypt stream: %v", i, err)
}
data, err = ioutil.ReadAll(plaintext)
if err != nil {
t.Fatalf("Test %d: failed to decrypt stream: %v", i, err)
}
if !bytes.Equal(data, test.Data) {
t.Fatalf("Test %d: decrypted data does not match original data", i)
}
}
}
func BenchmarkEncrypt(b *testing.B) {
key, err := hex.DecodeString("ddedadb867afa3f73bd33c25499a723ed7f9f51172ee7b1b679e08dc795debcc")
if err != nil {
b.Fatalf("Failed to decode master key: %v", err)
}
KMS, err := kms.New("my-key", key)
if err != nil {
b.Fatalf("Failed to create KMS: %v", err)
}
benchmarkEncrypt := func(size int, b *testing.B) {
var (
data = make([]byte, size)
plaintext = bytes.NewReader(data)
context = kms.Context{"key": "value"}
)
b.SetBytes(int64(size))
for i := 0; i < b.N; i++ {
ciphertext, err := Encrypt(KMS, plaintext, context)
if err != nil {
b.Fatal(err)
}
if _, err = io.Copy(ioutil.Discard, ciphertext); err != nil {
b.Fatal(err)
}
plaintext.Reset(data)
}
}
b.Run("1KB", func(b *testing.B) { benchmarkEncrypt(1*1024, b) })
b.Run("512KB", func(b *testing.B) { benchmarkEncrypt(512*1024, b) })
b.Run("1MB", func(b *testing.B) { benchmarkEncrypt(1024*1024, b) })
b.Run("10MB", func(b *testing.B) { benchmarkEncrypt(10*1024*1024, b) })
}