mirror of
https://github.com/ceph/ceph-csi.git
synced 2025-06-13 10:33:35 +00:00
added vendors
This commit is contained in:
mickymiek
269
vendor/k8s.io/client-go/util/cert/pem.go
generated
vendored
Normal file
269
vendor/k8s.io/client-go/util/cert/pem.go
generated
vendored
Normal file
@ -0,0 +1,269 @@
|
||||
/*
|
||||
Copyright 2014 The Kubernetes Authors.
|
||||
|
||||
Licensed under the Apache License, Version 2.0 (the "License");
|
||||
you may not use this file except in compliance with the License.
|
||||
You may obtain a copy of the License at
|
||||
|
||||
http://www.apache.org/licenses/LICENSE-2.0
|
||||
|
||||
Unless required by applicable law or agreed to in writing, software
|
||||
distributed under the License is distributed on an "AS IS" BASIS,
|
||||
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
See the License for the specific language governing permissions and
|
||||
limitations under the License.
|
||||
*/
|
||||
|
||||
package cert
|
||||
|
||||
import (
|
||||
"crypto/ecdsa"
|
||||
"crypto/rsa"
|
||||
"crypto/x509"
|
||||
"encoding/pem"
|
||||
"errors"
|
||||
"fmt"
|
||||
)
|
||||
|
||||
const (
|
||||
// ECPrivateKeyBlockType is a possible value for pem.Block.Type.
|
||||
ECPrivateKeyBlockType = "EC PRIVATE KEY"
|
||||
// RSAPrivateKeyBlockType is a possible value for pem.Block.Type.
|
||||
RSAPrivateKeyBlockType = "RSA PRIVATE KEY"
|
||||
// PrivateKeyBlockType is a possible value for pem.Block.Type.
|
||||
PrivateKeyBlockType = "PRIVATE KEY"
|
||||
// PublicKeyBlockType is a possible value for pem.Block.Type.
|
||||
PublicKeyBlockType = "PUBLIC KEY"
|
||||
// CertificateBlockType is a possible value for pem.Block.Type.
|
||||
CertificateBlockType = "CERTIFICATE"
|
||||
// CertificateRequestBlockType is a possible value for pem.Block.Type.
|
||||
CertificateRequestBlockType = "CERTIFICATE REQUEST"
|
||||
)
|
||||
|
||||
// EncodePublicKeyPEM returns PEM-encoded public data
|
||||
func EncodePublicKeyPEM(key *rsa.PublicKey) ([]byte, error) {
|
||||
der, err := x509.MarshalPKIXPublicKey(key)
|
||||
if err != nil {
|
||||
return []byte{}, err
|
||||
}
|
||||
block := pem.Block{
|
||||
Type: PublicKeyBlockType,
|
||||
Bytes: der,
|
||||
}
|
||||
return pem.EncodeToMemory(&block), nil
|
||||
}
|
||||
|
||||
// EncodePrivateKeyPEM returns PEM-encoded private key data
|
||||
func EncodePrivateKeyPEM(key *rsa.PrivateKey) []byte {
|
||||
block := pem.Block{
|
||||
Type: RSAPrivateKeyBlockType,
|
||||
Bytes: x509.MarshalPKCS1PrivateKey(key),
|
||||
}
|
||||
return pem.EncodeToMemory(&block)
|
||||
}
|
||||
|
||||
// EncodeCertPEM returns PEM-endcoded certificate data
|
||||
func EncodeCertPEM(cert *x509.Certificate) []byte {
|
||||
block := pem.Block{
|
||||
Type: CertificateBlockType,
|
||||
Bytes: cert.Raw,
|
||||
}
|
||||
return pem.EncodeToMemory(&block)
|
||||
}
|
||||
|
||||
// ParsePrivateKeyPEM returns a private key parsed from a PEM block in the supplied data.
|
||||
// Recognizes PEM blocks for "EC PRIVATE KEY", "RSA PRIVATE KEY", or "PRIVATE KEY"
|
||||
func ParsePrivateKeyPEM(keyData []byte) (interface{}, error) {
|
||||
var privateKeyPemBlock *pem.Block
|
||||
for {
|
||||
privateKeyPemBlock, keyData = pem.Decode(keyData)
|
||||
if privateKeyPemBlock == nil {
|
||||
break
|
||||
}
|
||||
|
||||
switch privateKeyPemBlock.Type {
|
||||
case ECPrivateKeyBlockType:
|
||||
// ECDSA Private Key in ASN.1 format
|
||||
if key, err := x509.ParseECPrivateKey(privateKeyPemBlock.Bytes); err == nil {
|
||||
return key, nil
|
||||
}
|
||||
case RSAPrivateKeyBlockType:
|
||||
// RSA Private Key in PKCS#1 format
|
||||
if key, err := x509.ParsePKCS1PrivateKey(privateKeyPemBlock.Bytes); err == nil {
|
||||
return key, nil
|
||||
}
|
||||
case PrivateKeyBlockType:
|
||||
// RSA or ECDSA Private Key in unencrypted PKCS#8 format
|
||||
if key, err := x509.ParsePKCS8PrivateKey(privateKeyPemBlock.Bytes); err == nil {
|
||||
return key, nil
|
||||
}
|
||||
}
|
||||
|
||||
// tolerate non-key PEM blocks for compatibility with things like "EC PARAMETERS" blocks
|
||||
// originally, only the first PEM block was parsed and expected to be a key block
|
||||
}
|
||||
|
||||
// we read all the PEM blocks and didn't recognize one
|
||||
return nil, fmt.Errorf("data does not contain a valid RSA or ECDSA private key")
|
||||
}
|
||||
|
||||
// ParsePublicKeysPEM is a helper function for reading an array of rsa.PublicKey or ecdsa.PublicKey from a PEM-encoded byte array.
|
||||
// Reads public keys from both public and private key files.
|
||||
func ParsePublicKeysPEM(keyData []byte) ([]interface{}, error) {
|
||||
var block *pem.Block
|
||||
keys := []interface{}{}
|
||||
for {
|
||||
// read the next block
|
||||
block, keyData = pem.Decode(keyData)
|
||||
if block == nil {
|
||||
break
|
||||
}
|
||||
|
||||
// test block against parsing functions
|
||||
if privateKey, err := parseRSAPrivateKey(block.Bytes); err == nil {
|
||||
keys = append(keys, &privateKey.PublicKey)
|
||||
continue
|
||||
}
|
||||
if publicKey, err := parseRSAPublicKey(block.Bytes); err == nil {
|
||||
keys = append(keys, publicKey)
|
||||
continue
|
||||
}
|
||||
if privateKey, err := parseECPrivateKey(block.Bytes); err == nil {
|
||||
keys = append(keys, &privateKey.PublicKey)
|
||||
continue
|
||||
}
|
||||
if publicKey, err := parseECPublicKey(block.Bytes); err == nil {
|
||||
keys = append(keys, publicKey)
|
||||
continue
|
||||
}
|
||||
|
||||
// tolerate non-key PEM blocks for backwards compatibility
|
||||
// originally, only the first PEM block was parsed and expected to be a key block
|
||||
}
|
||||
|
||||
if len(keys) == 0 {
|
||||
return nil, fmt.Errorf("data does not contain any valid RSA or ECDSA public keys")
|
||||
}
|
||||
return keys, nil
|
||||
}
|
||||
|
||||
// ParseCertsPEM returns the x509.Certificates contained in the given PEM-encoded byte array
|
||||
// Returns an error if a certificate could not be parsed, or if the data does not contain any certificates
|
||||
func ParseCertsPEM(pemCerts []byte) ([]*x509.Certificate, error) {
|
||||
ok := false
|
||||
certs := []*x509.Certificate{}
|
||||
for len(pemCerts) > 0 {
|
||||
var block *pem.Block
|
||||
block, pemCerts = pem.Decode(pemCerts)
|
||||
if block == nil {
|
||||
break
|
||||
}
|
||||
// Only use PEM "CERTIFICATE" blocks without extra headers
|
||||
if block.Type != CertificateBlockType || len(block.Headers) != 0 {
|
||||
continue
|
||||
}
|
||||
|
||||
cert, err := x509.ParseCertificate(block.Bytes)
|
||||
if err != nil {
|
||||
return certs, err
|
||||
}
|
||||
|
||||
certs = append(certs, cert)
|
||||
ok = true
|
||||
}
|
||||
|
||||
if !ok {
|
||||
return certs, errors.New("data does not contain any valid RSA or ECDSA certificates")
|
||||
}
|
||||
return certs, nil
|
||||
}
|
||||
|
||||
// parseRSAPublicKey parses a single RSA public key from the provided data
|
||||
func parseRSAPublicKey(data []byte) (*rsa.PublicKey, error) {
|
||||
var err error
|
||||
|
||||
// Parse the key
|
||||
var parsedKey interface{}
|
||||
if parsedKey, err = x509.ParsePKIXPublicKey(data); err != nil {
|
||||
if cert, err := x509.ParseCertificate(data); err == nil {
|
||||
parsedKey = cert.PublicKey
|
||||
} else {
|
||||
return nil, err
|
||||
}
|
||||
}
|
||||
|
||||
// Test if parsed key is an RSA Public Key
|
||||
var pubKey *rsa.PublicKey
|
||||
var ok bool
|
||||
if pubKey, ok = parsedKey.(*rsa.PublicKey); !ok {
|
||||
return nil, fmt.Errorf("data doesn't contain valid RSA Public Key")
|
||||
}
|
||||
|
||||
return pubKey, nil
|
||||
}
|
||||
|
||||
// parseRSAPrivateKey parses a single RSA private key from the provided data
|
||||
func parseRSAPrivateKey(data []byte) (*rsa.PrivateKey, error) {
|
||||
var err error
|
||||
|
||||
// Parse the key
|
||||
var parsedKey interface{}
|
||||
if parsedKey, err = x509.ParsePKCS1PrivateKey(data); err != nil {
|
||||
if parsedKey, err = x509.ParsePKCS8PrivateKey(data); err != nil {
|
||||
return nil, err
|
||||
}
|
||||
}
|
||||
|
||||
// Test if parsed key is an RSA Private Key
|
||||
var privKey *rsa.PrivateKey
|
||||
var ok bool
|
||||
if privKey, ok = parsedKey.(*rsa.PrivateKey); !ok {
|
||||
return nil, fmt.Errorf("data doesn't contain valid RSA Private Key")
|
||||
}
|
||||
|
||||
return privKey, nil
|
||||
}
|
||||
|
||||
// parseECPublicKey parses a single ECDSA public key from the provided data
|
||||
func parseECPublicKey(data []byte) (*ecdsa.PublicKey, error) {
|
||||
var err error
|
||||
|
||||
// Parse the key
|
||||
var parsedKey interface{}
|
||||
if parsedKey, err = x509.ParsePKIXPublicKey(data); err != nil {
|
||||
if cert, err := x509.ParseCertificate(data); err == nil {
|
||||
parsedKey = cert.PublicKey
|
||||
} else {
|
||||
return nil, err
|
||||
}
|
||||
}
|
||||
|
||||
// Test if parsed key is an ECDSA Public Key
|
||||
var pubKey *ecdsa.PublicKey
|
||||
var ok bool
|
||||
if pubKey, ok = parsedKey.(*ecdsa.PublicKey); !ok {
|
||||
return nil, fmt.Errorf("data doesn't contain valid ECDSA Public Key")
|
||||
}
|
||||
|
||||
return pubKey, nil
|
||||
}
|
||||
|
||||
// parseECPrivateKey parses a single ECDSA private key from the provided data
|
||||
func parseECPrivateKey(data []byte) (*ecdsa.PrivateKey, error) {
|
||||
var err error
|
||||
|
||||
// Parse the key
|
||||
var parsedKey interface{}
|
||||
if parsedKey, err = x509.ParseECPrivateKey(data); err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
// Test if parsed key is an ECDSA Private Key
|
||||
var privKey *ecdsa.PrivateKey
|
||||
var ok bool
|
||||
if privKey, ok = parsedKey.(*ecdsa.PrivateKey); !ok {
|
||||
return nil, fmt.Errorf("data doesn't contain valid ECDSA Private Key")
|
||||
}
|
||||
|
||||
return privKey, nil
|
||||
}
|
||||
Reference in New Issue
Block a user