private_key.go

private_key.go

package main

import (
	"crypto/x509"
	"encoding/pem"
	"io/ioutil"
	"log"
)

func main() {
	priv2_b, _ := ioutil.ReadFile("/home/michal/.ssh/id_rsa")
	block, _ := pem.Decode([]byte(priv2_b))
	priv, err := x509.ParsePKCS1PrivateKey(block.Bytes)

	if err != nil {
		log.Fatal(err)
	}

	log.Println("Success")

	block = &pem.Block{
		Bytes: x509.MarshalPKCS1PrivateKey(priv),
	}

	log.Println(string(pem.EncodeToMemory(block)))
}