@Override
    public int getHealthPort()  {
        final Http http = getHttp();
        if (http != null) {
            // TODO: allow the user to specify health port manually
            if (http.getHttpServer().isEmpty()) {
                return -1;
            } else {
                return getRelativePort(0);
            }
        } else {
            return httpServerEnabled() ? getSearchPort() : -1;
        }
    }
@return the actual search port
TODO: Remove. Use {@link #getPortsMeta()} and check tags in conjunction with {@link #getRelativePort(int)}.
config-model/src/main/java/com/yahoo/vespa/model/container/Container.java