bench-forgejo/modules/activitypub/keypair.go
flynnnnnnnnnn e81ccc406b
Implement FSFE REUSE for golang files ()
Change all license headers to comply with REUSE specification.

Fix 

Co-authored-by: flynnnnnnnnnn <flynnnnnnnnnn@github>
Co-authored-by: John Olheiser <john.olheiser@gmail.com>
2022-11-27 18:20:29 +00:00

47 lines
1.1 KiB
Go

// Copyright 2021 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package activitypub
import (
"crypto/rand"
"crypto/rsa"
"crypto/x509"
"encoding/pem"
)
const rsaBits = 2048
// GenerateKeyPair generates a public and private keypair for signing actions by users for activitypub purposes
func GenerateKeyPair() (string, string, error) {
priv, _ := rsa.GenerateKey(rand.Reader, rsaBits)
privPem, err := pemBlockForPriv(priv)
if err != nil {
return "", "", err
}
pubPem, err := pemBlockForPub(&priv.PublicKey)
if err != nil {
return "", "", err
}
return privPem, pubPem, nil
}
func pemBlockForPriv(priv *rsa.PrivateKey) (string, error) {
privBytes := pem.EncodeToMemory(&pem.Block{
Type: "RSA PRIVATE KEY",
Bytes: x509.MarshalPKCS1PrivateKey(priv),
})
return string(privBytes), nil
}
func pemBlockForPub(pub *rsa.PublicKey) (string, error) {
pubASN1, err := x509.MarshalPKIXPublicKey(pub)
if err != nil {
return "", err
}
pubBytes := pem.EncodeToMemory(&pem.Block{
Type: "PUBLIC KEY",
Bytes: pubASN1,
})
return string(pubBytes), nil
}