expose haspublicipv6 on rmb (#1554)

Signed-off-by: Ashraf Fouda <[email protected]>

client/node.go

@@ -158,6 +158,17 @@ func (n *NodeClient) NetworkListWGPorts(ctx context.Context) ([]uint16, error) {
 	return result, nil
 }
 
+func (n *NodeClient) HasPublicIPv6(ctx context.Context) (bool, error) {
+	const cmd = "zos.network.has_ipv6"
+	var result bool
+
+	if err := n.bus.Call(ctx, n.nodeTwin, cmd, nil, &result); err != nil {
+		return false, err
+	}
+
+	return result, nil
+}
+
 func (n *NodeClient) NetworkListInterfaces(ctx context.Context) (map[string][]net.IP, error) {
 	const cmd = "zos.network.interfaces"
 	var result map[string][]net.IP

pkg/provision/mbus/network.go

@@ -39,6 +39,9 @@ func (n *Network) listPortsHandler(ctx context.Context, payload []byte) (interfa
 	return data, nil
 }
 
+func (n *Network) hasPublicIPv6Handler(ctx context.Context, payload []byte) (interface{}, error) {
+	return n.hasPublicIPv6(ctx), nil
+}
 func (n *Network) interfacesHandler(ctx context.Context, payload []byte) (interface{}, error) {
 	data, err := n.listInterfaces(ctx)
 	if err != nil {
@@ -71,6 +74,7 @@ func (n *Network) setup(router rmb.Router) {
 	sub.WithHandler("list_public_ips", n.listPublicIPsHandler)
 	sub.WithHandler("public_config_get", n.getPublicConfigHandler)
 	sub.WithHandler("interfaces", n.interfacesHandler)
+	sub.WithHandler("has_ipv6", n.hasPublicIPv6Handler)
 }
 
 func (n *Network) listPorts(ctx context.Context) (interface{}, mw.Response) {
@@ -82,6 +86,10 @@ func (n *Network) listPorts(ctx context.Context) (interface{}, mw.Response) {
 	return ports, nil
 }
 
+func (n *Network) hasPublicIPv6(ctx context.Context) interface{} {
+	ipData, err := stubs.NewNetworkerStub(n.cl).GetPublicIPv6Subnet(ctx)
+	return ipData.IP != nil && err == nil
+}
 func (n *Network) listInterfaces(ctx context.Context) (interface{}, mw.Response) {
 	mgr := stubs.NewNetworkerStub(n.cl)
 	results := make(map[string][]net.IP)