60 lines
1.4 KiB
Go
60 lines
1.4 KiB
Go
package fasthttp
|
|
|
|
import (
|
|
"crypto/rand"
|
|
"crypto/rsa"
|
|
"crypto/x509"
|
|
"crypto/x509/pkix"
|
|
"encoding/pem"
|
|
"math/big"
|
|
"time"
|
|
)
|
|
|
|
// GenerateTestCertificate generates a test certificate and private key based on the given host.
|
|
func GenerateTestCertificate(host string) ([]byte, []byte, error) {
|
|
priv, err := rsa.GenerateKey(rand.Reader, 2048)
|
|
if err != nil {
|
|
return nil, nil, err
|
|
}
|
|
|
|
serialNumberLimit := new(big.Int).Lsh(big.NewInt(1), 128)
|
|
serialNumber, err := rand.Int(rand.Reader, serialNumberLimit)
|
|
if err != nil {
|
|
return nil, nil, err
|
|
}
|
|
|
|
cert := &x509.Certificate{
|
|
SerialNumber: serialNumber,
|
|
Subject: pkix.Name{
|
|
Organization: []string{"fasthttp test"},
|
|
},
|
|
NotBefore: time.Now(),
|
|
NotAfter: time.Now().Add(365 * 24 * time.Hour),
|
|
KeyUsage: x509.KeyUsageCertSign | x509.KeyUsageDigitalSignature,
|
|
ExtKeyUsage: []x509.ExtKeyUsage{x509.ExtKeyUsageServerAuth, x509.ExtKeyUsageClientAuth},
|
|
SignatureAlgorithm: x509.SHA256WithRSA,
|
|
DNSNames: []string{host},
|
|
BasicConstraintsValid: true,
|
|
IsCA: true,
|
|
}
|
|
|
|
certBytes, err := x509.CreateCertificate(
|
|
rand.Reader, cert, cert, &priv.PublicKey, priv,
|
|
)
|
|
|
|
p := pem.EncodeToMemory(
|
|
&pem.Block{
|
|
Type: "PRIVATE KEY",
|
|
Bytes: x509.MarshalPKCS1PrivateKey(priv),
|
|
},
|
|
)
|
|
|
|
b := pem.EncodeToMemory(
|
|
&pem.Block{
|
|
Type: "CERTIFICATE",
|
|
Bytes: certBytes,
|
|
},
|
|
)
|
|
|
|
return b, p, err
|
|
}
|