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juanfont.headscale/hscontrol/util/key.go

34 lines
590 B
Go

package util
import (
"encoding/json"
"errors"
"regexp"
"tailscale.com/types/key"
)
var (
NodePublicKeyRegex = regexp.MustCompile("nodekey:[a-fA-F0-9]+")
ErrCannotDecryptResponse = errors.New("cannot decrypt response")
ZstdCompression = "zstd"
)
func DecodeAndUnmarshalNaCl(
msg []byte,
output interface{},
pubKey *key.MachinePublic,
privKey *key.MachinePrivate,
) error {
decrypted, ok := privKey.OpenFrom(*pubKey, msg)
if !ok {
return ErrCannotDecryptResponse
}
if err := json.Unmarshal(decrypted, output); err != nil {
return err
}
return nil
}