Add Inner Ring code

pkg/morph/client/netmap/wrapper/add_peer.go

@@ -0,0 +1,37 @@
+package wrapper
+
+import (
+	"github.com/nspcc-dev/neofs-node/pkg/core/netmap"
+	contract "github.com/nspcc-dev/neofs-node/pkg/morph/client/netmap"
+	"github.com/pkg/errors"
+)
+
+// AddPeer registers peer in NeoFS network through
+// Netmap contract call.
+func (w *Wrapper) AddPeer(nodeInfo netmap.Info) error {
+	// prepare invocation arguments
+	args := contract.AddPeerArgs{}
+
+	info := contract.PeerInfo{}
+	info.SetPublicKey(nodeInfo.PublicKey())
+	info.SetAddress([]byte(nodeInfo.Address()))
+
+	opts := nodeInfo.Options()
+	binOpts := make([][]byte, 0, len(opts))
+
+	for i := range opts {
+		binOpts = append(binOpts, []byte(opts[i]))
+	}
+
+	info.SetOptions(binOpts)
+
+	args.SetInfo(info)
+
+	// invoke smart contract call
+	//
+	// Note: errors.Wrap returns nil on nil error arg.
+	return errors.Wrap(
+		w.client.AddPeer(args),
+		"could not invoke smart contract",
+	)
+}