-
Notifications
You must be signed in to change notification settings - Fork 669
/
keys.go
58 lines (50 loc) · 1.24 KB
/
keys.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
// Copyright (C) 2019-2022, Ava Labs, Inc. All rights reserved.
// See the file LICENSE for licensing terms.
package tests
import (
"bufio"
"encoding/hex"
"fmt"
"os"
"strings"
"github.com/ava-labs/avalanchego/utils/crypto"
)
// Loads a list of secp256k1 hex-encoded private keys from the file, new-line separated.
func LoadHexTestKeys(filePath string) (keys []*crypto.PrivateKeySECP256K1R, err error) {
f, err := os.Open(filePath)
if err != nil {
return nil, err
}
defer f.Close()
scanner := bufio.NewScanner(f)
for scanner.Scan() {
s := scanner.Text()
k, err := decodeHexPrivateKey(s)
if err != nil {
return nil, err
}
keys = append(keys, k)
}
if err := scanner.Err(); err != nil {
return nil, err
}
return keys, nil
}
var keyFactory = new(crypto.FactorySECP256K1R)
func decodeHexPrivateKey(enc string) (*crypto.PrivateKeySECP256K1R, error) {
rawPk := strings.Replace(enc, crypto.PrivateKeyPrefix, "", 1)
var skBytes []byte
skBytes, err := hex.DecodeString(rawPk)
if err != nil {
return nil, err
}
rpk, err := keyFactory.ToPrivateKey(skBytes)
if err != nil {
return nil, err
}
privKey, ok := rpk.(*crypto.PrivateKeySECP256K1R)
if !ok {
return nil, fmt.Errorf("invalid type %T", rpk)
}
return privKey, nil
}