将公私钥对象转化为字符串
package main
import (
"crypto/rand"
"crypto/rsa"
"crypto/x509"
"encoding/base64"
"log"
)
func main() {
bits := 2048
privatekey, publickey, err := GenRsaKey(bits)
if err != nil {
log.Fatalf("Cannot generate RSA key\n")
}
private_key, _ := DumpPrivateKeyBase64(privatekey)
public_key, _ := DumpPublicKeyBase64(publickey)
}
func DumpPrivateKeyBase64(privatekey *rsa.PrivateKey) (string, error) {
var keybytes []byte = x509.MarshalPKCS1PrivateKey(privatekey)
keybase64 := base64.StdEncoding.EncodeToString(keybytes)
return keybase64, nil
}
func DumpPublicKeyBase64(publickey *rsa.PublicKey) (string, error) {
keybytes, err := x509.MarshalPKIXPublicKey(publickey)
if err != nil {
return "", err
}
keybase64 := base64.StdEncoding.EncodeToString(keybytes)
return keybase64, nil
}
func GenRsaKey(bits int) (*rsa.PrivateKey, *rsa.PublicKey, error) {
privateKey, err := rsa.GenerateKey(rand.Reader, bits)
if err != nil {
return nil, nil, err
}
publicKey := &privateKey.PublicKey
return privateKey, publicKey, nil
}
