forked from TrueCloudLab/distribution
76 lines
2 KiB
Go
76 lines
2 KiB
Go
// Copyright 2014 The Go Authors. All rights reserved.
|
|
// Use of this source code is governed by a BSD-style
|
|
// license that can be found in the LICENSE file.
|
|
|
|
// Package internal contains support packages for oauth2 package.
|
|
package internal
|
|
|
|
import (
|
|
"bufio"
|
|
"crypto/rsa"
|
|
"crypto/x509"
|
|
"encoding/pem"
|
|
"errors"
|
|
"fmt"
|
|
"io"
|
|
"strings"
|
|
)
|
|
|
|
// ParseKey converts the binary contents of a private key file
|
|
// to an *rsa.PrivateKey. It detects whether the private key is in a
|
|
// PEM container or not. If so, it extracts the the private key
|
|
// from PEM container before conversion. It only supports PEM
|
|
// containers with no passphrase.
|
|
func ParseKey(key []byte) (*rsa.PrivateKey, error) {
|
|
block, _ := pem.Decode(key)
|
|
if block != nil {
|
|
key = block.Bytes
|
|
}
|
|
parsedKey, err := x509.ParsePKCS8PrivateKey(key)
|
|
if err != nil {
|
|
parsedKey, err = x509.ParsePKCS1PrivateKey(key)
|
|
if err != nil {
|
|
return nil, fmt.Errorf("private key should be a PEM or plain PKSC1 or PKCS8; parse error: %v", err)
|
|
}
|
|
}
|
|
parsed, ok := parsedKey.(*rsa.PrivateKey)
|
|
if !ok {
|
|
return nil, errors.New("private key is invalid")
|
|
}
|
|
return parsed, nil
|
|
}
|
|
|
|
func ParseINI(ini io.Reader) (map[string]map[string]string, error) {
|
|
result := map[string]map[string]string{
|
|
"": map[string]string{}, // root section
|
|
}
|
|
scanner := bufio.NewScanner(ini)
|
|
currentSection := ""
|
|
for scanner.Scan() {
|
|
line := strings.TrimSpace(scanner.Text())
|
|
if strings.HasPrefix(line, ";") {
|
|
// comment.
|
|
continue
|
|
}
|
|
if strings.HasPrefix(line, "[") && strings.HasSuffix(line, "]") {
|
|
currentSection = strings.TrimSpace(line[1 : len(line)-1])
|
|
result[currentSection] = map[string]string{}
|
|
continue
|
|
}
|
|
parts := strings.SplitN(line, "=", 2)
|
|
if len(parts) == 2 && parts[0] != "" {
|
|
result[currentSection][strings.TrimSpace(parts[0])] = strings.TrimSpace(parts[1])
|
|
}
|
|
}
|
|
if err := scanner.Err(); err != nil {
|
|
return nil, fmt.Errorf("error scanning ini: %v", err)
|
|
}
|
|
return result, nil
|
|
}
|
|
|
|
func CondVal(v string) []string {
|
|
if v == "" {
|
|
return nil
|
|
}
|
|
return []string{v}
|
|
}
|