Discover Catalog Per

infrastructure/utils.go

@@ -0,0 +1,43 @@
+package infrastructure
+
+import (
+	"bytes"
+	"oc-catalog/conf"
+	"os"
+
+	"github.com/libp2p/go-libp2p/core/crypto"
+	"github.com/libp2p/go-libp2p/core/pnet"
+)
+
+func LoadKeyFromFile(isPublic bool) (crypto.PrivKey, error) {
+	path := conf.GetConfig().PrivateKeyPath
+	if isPublic {
+		path = conf.GetConfig().PublicKeyPath
+	}
+	data, err := os.ReadFile(path)
+	if err != nil {
+		return nil, err
+	}
+
+	// Try to unmarshal as libp2p private key (supports ed25519, rsa, etc.)
+	priv, err := crypto.UnmarshalPrivateKey(data)
+	if err != nil {
+		return nil, err
+	}
+	return priv, nil
+}
+
+func LoadPSKFromFile() (pnet.PSK, error) {
+	path := conf.GetConfig().PSKPath
+	data, err := os.ReadFile(path)
+	if err != nil {
+		return nil, err
+	}
+
+	// Try to unmarshal as libp2p private key (supports ed25519, rsa, etc.)
+	psk, err := pnet.DecodeV1PSK(bytes.NewReader(data))
+	if err != nil {
+		return nil, err
+	}
+	return psk, nil
+}