private void addNodeIndex(String pathPrefix, NodeInfo nodeInfo, HtmlTable.Row row) {
            row.addCell(new HtmlTable.Cell("<a href=\"" + pathPrefix + "/node=" + nodeInfo.getNode()
                    + "\">" + nodeInfo.getNodeIndex() + "</a>"));
        }
Renders web page with cluster status.
clustercontroller-core/src/main/java/com/yahoo/vespa/clustercontroller/core/status/statuspage/VdsClusterHtmlRenderer.java