[#15] Fix wrapper for add peer contract method

Signed-off-by: Alex Vanin <alexey@nspcc.ru>

cmd/neofs-node/morph.go

@@ -5,6 +5,7 @@ import (
 	crypto "github.com/nspcc-dev/neofs-crypto"
 	"github.com/nspcc-dev/neofs-node/pkg/morph/client"
 	"github.com/nspcc-dev/neofs-node/pkg/morph/client/netmap"
+	"github.com/nspcc-dev/neofs-node/pkg/morph/client/netmap/wrapper"
 )
 
 func initMorphComponents(c *cfg) {
@@ -25,17 +26,15 @@ func bootstrapNode(c *cfg) {
 		cli, err := netmap.New(staticClient)
 		fatalOnErr(err)
 
+		cliWrapper, err := wrapper.New(cli)
+		fatalOnErr(err)
+
 		peerInfo := new(netmap.NodeInfo)
 		peerInfo.SetAddress(c.cfgNodeInfo.address)
 		peerInfo.SetPublicKey(crypto.MarshalPublicKey(&c.key.PublicKey))
 		// todo: add attributes as opts
 
-		rawInfo, err := peerInfo.StableMarshal(nil)
-		fatalOnErr(err)
-
-		args := new(netmap.AddPeerArgs)
-		args.SetInfo(rawInfo)
-		err = cli.AddPeer(*args)
+		err = cliWrapper.AddPeer(peerInfo)
 		fatalOnErr(err)
 	}
 }

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

@@ -1,10 +1,27 @@
 package wrapper
 
-// NodeInfo groups information about NeoFS storage node.
-type NodeInfo struct{}
+import (
+	"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 NodeInfo) error {
-	panic("implement me")
+func (w *Wrapper) AddPeer(nodeInfo *netmap.NodeInfo) error {
+	if nodeInfo == nil {
+		return errors.New("nil node info")
+	}
+
+	rawNodeInfo, err := nodeInfo.StableMarshal(nil)
+	if err != nil {
+		return err
+	}
+
+	args := netmap.AddPeerArgs{}
+	args.SetInfo(rawNodeInfo)
+
+	return errors.Wrap(
+		w.client.AddPeer(args),
+		"could not invoke smart contract",
+	)
 }