/
https.go
65 lines (55 loc) · 1.37 KB
/
https.go
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package auth
import (
"crypto/ecdsa"
"crypto/elliptic"
"crypto/rand"
"crypto/x509"
"crypto/x509/pkix"
"encoding/pem"
"math/big"
"os"
"time"
)
func Create_crt_key() {
priv, err := ecdsa.GenerateKey(elliptic.P384(), rand.Reader)
if err != nil {
panic(err)
}
notBefore := time.Now()
notAfter := notBefore.Add(365 * 24 * time.Hour)
template := x509.Certificate{
SerialNumber: big.NewInt(1),
Subject: pkix.Name{Organization: []string{"Corey's Server"}},
NotBefore: notBefore,
NotAfter: notAfter,
KeyUsage: x509.KeyUsageKeyEncipherment | x509.KeyUsageDigitalSignature,
ExtKeyUsage: []x509.ExtKeyUsage{x509.ExtKeyUsageServerAuth},
BasicConstraintsValid: true,
}
certDER, err := x509.CreateCertificate(rand.Reader, &template, &template, &priv.PublicKey, priv)
if err != nil {
panic(err)
}
certFile, err := os.Create("server.crt")
if err != nil {
panic(err)
}
defer certFile.Close()
err = pem.Encode(certFile, &pem.Block{Type: "CERTIFICATE", Bytes: certDER})
if err != nil {
panic(err)
}
keyFile, err := os.Create("server.key")
if err != nil {
panic(err)
}
defer keyFile.Close()
privBytes, err := x509.MarshalECPrivateKey(priv)
if err != nil {
panic(err)
}
err = pem.Encode(keyFile, &pem.Block{Type: "EC PRIVATE KEY", Bytes: privBytes})
if err != nil {
panic(err)
}
}