Signing works

web/shared/User.go

@@ -4,6 +4,7 @@ import (
 	"slices"
 	"time"
 
+	"git.mstar.dev/mstar/linstrom/config"
 	"git.mstar.dev/mstar/linstrom/shared"
 	"git.mstar.dev/mstar/linstrom/storage-new/models"
 )
@@ -97,7 +98,11 @@ func (u *User) FromModel(m *models.User) {
 		u.BannerId = &m.IconId.String
 	}
 	u.Indexable = m.Indexable
-	u.PublicKey = append(u.PublicKey, m.PublicKey...)
+	if config.GlobalConfig.Experimental.UseEd25519Keys {
+		u.PublicKey = append(u.PublicKey, m.PublicKeyEd...)
+	} else {
+		u.PublicKey = append(u.PublicKey, m.PublicKeyRsa...)
+	}
 	u.RestrictedFollow = m.RestrictedFollow
 	if m.Location.Valid {
 		u.Location = &m.Location.String

web/shared/linstromUrlType.go

@@ -0,0 +1,16 @@
+package webshared
+
+import "strings"
+
+// TODO: Define linstrom uri type
+
+var hardcodedUrls = map[string]string{
+	"default-media": "/default-image",
+}
+
+func EnsurePublicUrl(rawUrl string) string {
+	if !strings.HasPrefix(rawUrl, "linstrom://") {
+		return rawUrl
+	}
+	return strings.Replace(rawUrl, "linstrom://", "/", 1)
+}

web/shared/signing.go

@@ -0,0 +1,40 @@
+package webshared
+
+import (
+	"strings"
+
+	"git.mstar.dev/mstar/linstrom/shared"
+)
+
+func CreateSignatureRSA(
+	method string,
+	target string,
+	headers map[string]string,
+	privateKeyBytes []byte,
+) (string, error) {
+	message := genPreSignatureString(method, target, headers)
+	signed, err := shared.Sign(message, privateKeyBytes, true)
+	return string(signed), err
+}
+
+func CreateSignatureED(
+	method string,
+	target string,
+	headers map[string]string,
+	privateKeyBytes []byte,
+) (string, error) {
+	message := genPreSignatureString(method, target, headers)
+	signed, err := shared.Sign(message, privateKeyBytes, false)
+	return string(signed), err
+}
+
+func genPreSignatureString(method, target string, headers map[string]string) string {
+	dataBuilder := strings.Builder{}
+	dataBuilder.WriteString("(request-target) ")
+	dataBuilder.WriteString(strings.ToLower(method) + " ")
+	dataBuilder.WriteString(target + "\n")
+	for k, v := range headers {
+		dataBuilder.WriteString(k + ": " + v + "\n")
+	}
+	return dataBuilder.String()
+}