0
Gabe Kangas 0b5d7c8a4d
Config repository (#3988)
* WIP

* fix(test): fix ap test failing

* fix: fix unkeyed fields being used

* chore(tests): clean up browser tests by splitting out federation UI tests
2024-11-15 19:20:58 -08:00

83 lines
1.9 KiB
Go

package crypto
import (
"crypto/rand"
"crypto/rsa"
"crypto/x509"
"encoding/pem"
"errors"
"net/url"
"github.com/owncast/owncast/persistence/configrepository"
log "github.com/sirupsen/logrus"
)
// GetPublicKey will return the public key for the provided actor.
func GetPublicKey(actorIRI *url.URL) PublicKey {
configRepository := configrepository.Get()
key := configRepository.GetPublicKey()
idURL, err := url.Parse(actorIRI.String() + "#main-key")
if err != nil {
log.Errorln("unable to parse actor iri string", idURL, err)
}
return PublicKey{
ID: idURL,
Owner: actorIRI,
PublicKeyPem: key,
}
}
// GetPrivateKey will return the internal server private key.
func GetPrivateKey() *rsa.PrivateKey {
configRepository := configrepository.Get()
key := configRepository.GetPrivateKey()
block, _ := pem.Decode([]byte(key))
if block == nil {
log.Errorln(errors.New("failed to parse PEM block containing the key"))
return nil
}
priv, err := x509.ParsePKCS1PrivateKey(block.Bytes)
if err != nil {
log.Errorln("unable to parse private key", err)
return nil
}
return priv
}
// GenerateKeys will generate the private/public key pair needed for federation.
func GenerateKeys() ([]byte, []byte, error) {
// generate key
privatekey, err := rsa.GenerateKey(rand.Reader, 2048)
if err != nil {
log.Errorln("Cannot generate RSA key", err)
return nil, nil, err
}
publickey := &privatekey.PublicKey
privateKeyBytes := x509.MarshalPKCS1PrivateKey(privatekey)
privateKeyBlock := &pem.Block{
Type: "RSA PRIVATE KEY",
Bytes: privateKeyBytes,
}
privatePem := pem.EncodeToMemory(privateKeyBlock)
publicKeyBytes, err := x509.MarshalPKIXPublicKey(publickey)
if err != nil {
log.Errorln("error when dumping publickey:", err)
return nil, nil, err
}
publicKeyBlock := &pem.Block{
Type: "PUBLIC KEY",
Bytes: publicKeyBytes,
}
publicPem := pem.EncodeToMemory(publicKeyBlock)
return privatePem, publicPem, nil
}