Internally, triton-go, what manta minio is built on, changed it's internal error handling. This means we no longer need to unwrap specific error types This doesn't change any manta minio functionality - it just changes how errors are handled internally and adds a wrapper for a 404 error
75 lines
1.5 KiB
Go
75 lines
1.5 KiB
Go
//
|
|
// Copyright (c) 2018, Joyent, Inc. All rights reserved.
|
|
//
|
|
// This Source Code Form is subject to the terms of the Mozilla Public
|
|
// License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
// file, You can obtain one at http://mozilla.org/MPL/2.0/.
|
|
//
|
|
|
|
package authentication
|
|
|
|
import (
|
|
"encoding/asn1"
|
|
"encoding/base64"
|
|
"fmt"
|
|
"math/big"
|
|
|
|
"github.com/pkg/errors"
|
|
"golang.org/x/crypto/ssh"
|
|
)
|
|
|
|
type ecdsaSignature struct {
|
|
hashAlgorithm string
|
|
R *big.Int
|
|
S *big.Int
|
|
}
|
|
|
|
func (s *ecdsaSignature) SignatureType() string {
|
|
return fmt.Sprintf("ecdsa-%s", s.hashAlgorithm)
|
|
}
|
|
|
|
func (s *ecdsaSignature) String() string {
|
|
toEncode := struct {
|
|
R *big.Int
|
|
S *big.Int
|
|
}{
|
|
R: s.R,
|
|
S: s.S,
|
|
}
|
|
|
|
signatureBytes, err := asn1.Marshal(toEncode)
|
|
if err != nil {
|
|
panic(fmt.Sprintf("Error marshaling signature: %s", err))
|
|
}
|
|
|
|
return base64.StdEncoding.EncodeToString(signatureBytes)
|
|
}
|
|
|
|
func newECDSASignature(signatureBlob []byte) (*ecdsaSignature, error) {
|
|
var ecSig struct {
|
|
R *big.Int
|
|
S *big.Int
|
|
}
|
|
|
|
if err := ssh.Unmarshal(signatureBlob, &ecSig); err != nil {
|
|
return nil, errors.Wrap(err, "unable to unmarshall signature")
|
|
}
|
|
|
|
rValue := ecSig.R.Bytes()
|
|
var hashAlgorithm string
|
|
switch len(rValue) {
|
|
case 31, 32:
|
|
hashAlgorithm = "sha256"
|
|
case 65, 66:
|
|
hashAlgorithm = "sha512"
|
|
default:
|
|
return nil, fmt.Errorf("Unsupported key length: %d", len(rValue))
|
|
}
|
|
|
|
return &ecdsaSignature{
|
|
hashAlgorithm: hashAlgorithm,
|
|
R: ecSig.R,
|
|
S: ecSig.S,
|
|
}, nil
|
|
}
|