Fix heal after failed refresh

Signed-off-by: Artem Glazychev <[email protected]>

pkg/networkservice/common/heal/client.go

@@ -24,6 +24,7 @@ import (
 	"google.golang.org/grpc"
 	"google.golang.org/protobuf/types/known/emptypb"
 
+	"github.com/networkservicemesh/sdk/pkg/networkservice/common/begin"
 	"github.com/networkservicemesh/sdk/pkg/networkservice/common/clientconn"
 	"github.com/networkservicemesh/sdk/pkg/networkservice/core/next"
 	"github.com/networkservicemesh/sdk/pkg/tools/extend"
@@ -68,6 +69,10 @@ func (h *healClient) Request(ctx context.Context, request *networkservice.Networ
 
 	conn, err := next.Client(ctx).Request(ctx, request, opts...)
 	if err != nil {
+		if len(request.GetConnection().GetPath().GetPathSegments()) > 1 && h.livenessCheck == nil && !loopHandle.healingStarted {
+			_ = begin.FromContext(ctx).Request(begin.WithReselect())
+			return nil, err
+		}
 		if loaded && !loopHandle.healingStarted {
 			eventLoopErr := h.startEventLoop(ctx, request.GetConnection())
 			if eventLoopErr != nil {