@Override public void handle(ChannelHandlerContext ctx, FullHttpRequest request) { Tracker.getInstance().track(request); final String tenantId = request.headers().get("tenantId"); HttpRequestWithDecodedQueryParams requestWithParams = (HttpRequestWithDecodedQueryParams) request; // get the query param List<String> query = requestWithParams.getQueryParams().get("query"); if (query == null || query.size() != 1) { DefaultHandler.sendErrorResponse( ctx, request, "Invalid Query String", HttpResponseStatus.BAD_REQUEST); return; } // get the include_enum_values param to determine if results should contain enum values if // applicable List<String> includeEnumValues = requestWithParams.getQueryParams().get("include_enum_values"); if ((includeEnumValues != null) && (includeEnumValues.size() != 0) && (includeEnumValues.get(0).compareToIgnoreCase("true") == 0)) { // include_enum_values is present and set to true, use the ENUMS_DISCOVERY_MODULES as the // discoveryHandle discoveryHandle = (DiscoveryIO) ModuleLoader.getInstance(DiscoveryIO.class, CoreConfig.ENUMS_DISCOVERY_MODULES); } else { // default discoveryHandle to DISCOVERY_MODULES discoveryHandle = (DiscoveryIO) ModuleLoader.getInstance(DiscoveryIO.class, CoreConfig.DISCOVERY_MODULES); } if (discoveryHandle == null) { sendResponse(ctx, request, null, HttpResponseStatus.NOT_FOUND); return; } try { List<SearchResult> searchResults = discoveryHandle.search(tenantId, query.get(0)); sendResponse(ctx, request, getSerializedJSON(searchResults), HttpResponseStatus.OK); } catch (Exception e) { log.error( String.format("Exception occurred while trying to get metrics index for %s", tenantId), e); DefaultHandler.sendErrorResponse( ctx, request, "Error getting metrics index", HttpResponseStatus.INTERNAL_SERVER_ERROR); } }