github.com/luckypickle/go-ethereum-vet@v1.14.2/signer/storage/aes_gcm_storage_test.go (about)

     1  // Copyright 2018 The go-ethereum Authors
     2  // This file is part of go-ethereum.
     3  //
     4  // go-ethereum is free software: you can redistribute it and/or modify
     5  // it under the terms of the GNU General Public License as published by
     6  // the Free Software Foundation, either version 3 of the License, or
     7  // (at your option) any later version.
     8  //
     9  // go-ethereum is distributed in the hope that it will be useful,
    10  // but WITHOUT ANY WARRANTY; without even the implied warranty of
    11  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
    12  // GNU General Public License for more details.
    13  //
    14  // You should have received a copy of the GNU General Public License
    15  // along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
    16  package storage
    17  
    18  import (
    19  	"bytes"
    20  	"fmt"
    21  	"io/ioutil"
    22  	"testing"
    23  
    24  	"github.com/luckypickle/go-ethereum-vet/common"
    25  	"github.com/luckypickle/go-ethereum-vet/log"
    26  	"github.com/mattn/go-colorable"
    27  )
    28  
    29  func TestEncryption(t *testing.T) {
    30  	//	key := []byte("AES256Key-32Characters1234567890")
    31  	//	plaintext := []byte(value)
    32  	key := []byte("AES256Key-32Characters1234567890")
    33  	plaintext := []byte("exampleplaintext")
    34  
    35  	c, iv, err := encrypt(key, plaintext)
    36  	if err != nil {
    37  		t.Fatal(err)
    38  	}
    39  	fmt.Printf("Ciphertext %x, nonce %x\n", c, iv)
    40  
    41  	p, err := decrypt(key, iv, c)
    42  	if err != nil {
    43  		t.Fatal(err)
    44  	}
    45  	fmt.Printf("Plaintext %v\n", string(p))
    46  	if !bytes.Equal(plaintext, p) {
    47  		t.Errorf("Failed: expected plaintext recovery, got %v expected %v", string(plaintext), string(p))
    48  	}
    49  }
    50  
    51  func TestFileStorage(t *testing.T) {
    52  
    53  	a := map[string]storedCredential{
    54  		"secret": {
    55  			Iv:         common.Hex2Bytes("cdb30036279601aeee60f16b"),
    56  			CipherText: common.Hex2Bytes("f311ac49859d7260c2c464c28ffac122daf6be801d3cfd3edcbde7e00c9ff74f"),
    57  		},
    58  		"secret2": {
    59  			Iv:         common.Hex2Bytes("afb8a7579bf971db9f8ceeed"),
    60  			CipherText: common.Hex2Bytes("2df87baf86b5073ef1f03e3cc738de75b511400f5465bb0ddeacf47ae4dc267d"),
    61  		},
    62  	}
    63  	d, err := ioutil.TempDir("", "eth-encrypted-storage-test")
    64  	if err != nil {
    65  		t.Fatal(err)
    66  	}
    67  	stored := &AESEncryptedStorage{
    68  		filename: fmt.Sprintf("%v/vault.json", d),
    69  		key:      []byte("AES256Key-32Characters1234567890"),
    70  	}
    71  	stored.writeEncryptedStorage(a)
    72  	read := &AESEncryptedStorage{
    73  		filename: fmt.Sprintf("%v/vault.json", d),
    74  		key:      []byte("AES256Key-32Characters1234567890"),
    75  	}
    76  	creds, err := read.readEncryptedStorage()
    77  	if err != nil {
    78  		t.Fatal(err)
    79  	}
    80  	for k, v := range a {
    81  		if v2, exist := creds[k]; !exist {
    82  			t.Errorf("Missing entry %v", k)
    83  		} else {
    84  			if !bytes.Equal(v.CipherText, v2.CipherText) {
    85  				t.Errorf("Wrong ciphertext, expected %x got %x", v.CipherText, v2.CipherText)
    86  			}
    87  			if !bytes.Equal(v.Iv, v2.Iv) {
    88  				t.Errorf("Wrong iv")
    89  			}
    90  		}
    91  	}
    92  }
    93  func TestEnd2End(t *testing.T) {
    94  	log.Root().SetHandler(log.LvlFilterHandler(log.Lvl(3), log.StreamHandler(colorable.NewColorableStderr(), log.TerminalFormat(true))))
    95  
    96  	d, err := ioutil.TempDir("", "eth-encrypted-storage-test")
    97  	if err != nil {
    98  		t.Fatal(err)
    99  	}
   100  
   101  	s1 := &AESEncryptedStorage{
   102  		filename: fmt.Sprintf("%v/vault.json", d),
   103  		key:      []byte("AES256Key-32Characters1234567890"),
   104  	}
   105  	s2 := &AESEncryptedStorage{
   106  		filename: fmt.Sprintf("%v/vault.json", d),
   107  		key:      []byte("AES256Key-32Characters1234567890"),
   108  	}
   109  
   110  	s1.Put("bazonk", "foobar")
   111  	if v := s2.Get("bazonk"); v != "foobar" {
   112  		t.Errorf("Expected bazonk->foobar, got '%v'", v)
   113  	}
   114  }