roypur/stoken
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auto seed

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This commit is contained in:
Roy Olav Purser
2022-02-27 20:21:58 +01:00
parent a6c329054e
commit 640491d424
1 changed files with 24 additions and 13 deletions
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37
sign.go
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@@ -7,7 +7,6 @@ import (
"encoding/base64"
"encoding/hex"
"errors"
"fmt"
"github.com/ugorji/go/codec"
"hash/crc64"
"strings"
@@ -51,21 +50,13 @@ func (tc TokenCoder) SeedHex() string {
return hex.EncodeToString(tc.Seed())
}
func NewTokenCoder(seed []byte, pubKeys ...[]byte) (tc TokenCoder, err error) {
tc.pubKeys = make([]ed25519.PublicKey, len(pubKeys)+1, len(pubKeys)+1)
if len(seed) == 0 {
seed = make([]byte, ed25519.SeedSize, ed25519.SeedSize)
_, err = rand.Read(seed)
if err != nil {
return
}
}
func NewTokenCoderWithSeed(seed []byte, pubKeys ...[]byte) (tc TokenCoder, err error) {
if len(seed) != ed25519.SeedSize {
err = errors.New("Incorrect seed size")
return
}
tc.pubKeys = make([]ed25519.PublicKey, len(pubKeys)+1, len(pubKeys)+1)
tc.privKey = ed25519.NewKeyFromSeed(seed)
tc.pubKeys[len(pubKeys)] = tc.privKey.Public().(ed25519.PublicKey)
@@ -80,7 +71,16 @@ func NewTokenCoder(seed []byte, pubKeys ...[]byte) (tc TokenCoder, err error) {
return
}
func NewTokenCoderHex(seed string, pubKeys ...string) (tc TokenCoder, err error) {
func NewTokenCoder(pubKeys ...[]byte) (tc TokenCoder, err error) {
seed := make([]byte, ed25519.SeedSize, ed25519.SeedSize)
_, err = rand.Read(seed)
if err != nil {
return
}
return NewTokenCoderWithSeed(seed, pubKeys...)
}
func NewTokenCoderHexWithSeed(seed string, pubKeys ...string) (tc TokenCoder, err error) {
var rawSeed []byte
rawPubKeys := make([][]byte, len(pubKeys), len(pubKeys))
rawSeed, err = hex.DecodeString(seed)
@@ -93,7 +93,18 @@ func NewTokenCoderHex(seed string, pubKeys ...string) (tc TokenCoder, err error)
return
}
}
return NewTokenCoder(rawSeed, rawPubKeys...)
return NewTokenCoderWithSeed(rawSeed, rawPubKeys...)
}
func NewTokenCoderHex(pubKeys ...string) (tc TokenCoder, err error) {
rawPubKeys := make([][]byte, len(pubKeys), len(pubKeys))
for pos, pubKey := range pubKeys {
rawPubKeys[pos], err = hex.DecodeString(pubKey)
if err != nil {
return
}
}
return NewTokenCoder(rawPubKeys...)
}
func trim(r rune) bool {