Allow configuring GRPC targets through etcd.

api_grpc.go

@@ -0,0 +1,41 @@
+/**
+ * Standalone signaling server for the Nextcloud Spreed app.
+ * Copyright (C) 2022 struktur AG
+ *
+ * @author Joachim Bauch <bauch@struktur.de>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package signaling
+
+import (
+	"fmt"
+)
+
+// Information on a GRPC target in the etcd cluster.
+
+type GrpcTargetInformationEtcd struct {
+	Address string `json:"address"`
+}
+
+func (p *GrpcTargetInformationEtcd) CheckValid() error {
+	if l := len(p.Address); l == 0 {
+		return fmt.Errorf("address missing")
+	} else if p.Address[l-1] == '/' {
+		p.Address = p.Address[:l-1]
+	}
+	return nil
+}