[#687] neofs-adm: transfer funds to consensus wallets

This is the first stage requiring running blockchain.

Signed-off-by: Evgenii Stratonikov <evgeniy@nspcc.ru>

cmd/neofs-adm/internal/modules/morph/n3client.go

@@ -0,0 +1,21 @@
+package morph
+
+import (
+	"context"
+
+	"github.com/nspcc-dev/neo-go/pkg/rpc/client"
+	"github.com/spf13/viper"
+)
+
+func getN3Client(v *viper.Viper) (*client.Client, error) {
+	ctx := context.Background() // FIXME(@fyrchik): timeout context
+	endpoint := v.GetString(endpointFlag)
+	c, err := client.New(ctx, endpoint, client.Options{})
+	if err != nil {
+		return nil, err
+	}
+	if err := c.Init(); err != nil {
+		return nil, err
+	}
+	return c, nil
+}