diff options
Diffstat (limited to 'src/main/java/org/onap/dcae/controller/ConfigSource.java')
-rw-r--r-- | src/main/java/org/onap/dcae/controller/ConfigSource.java | 91 |
1 files changed, 0 insertions, 91 deletions
diff --git a/src/main/java/org/onap/dcae/controller/ConfigSource.java b/src/main/java/org/onap/dcae/controller/ConfigSource.java deleted file mode 100644 index a9e439e4..00000000 --- a/src/main/java/org/onap/dcae/controller/ConfigSource.java +++ /dev/null @@ -1,91 +0,0 @@ -/*- - * ============LICENSE_START======================================================= - * org.onap.dcaegen2.collectors.ves - * ================================================================================ - * Copyright (C) 2017-2018 AT&T Intellectual Property. All rights reserved. - * Copyright (C) 2018 Nokia. All rights reserved. - * ================================================================================ - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - * ============LICENSE_END========================================================= - */ -package org.onap.dcae.controller; - -import static io.vavr.API.Try; -import static org.onap.dcae.common.publishing.VavrUtils.enhanceError; -import static org.onap.dcae.common.publishing.VavrUtils.f; -import static org.onap.dcae.controller.Conversions.toJson; -import static org.onap.dcae.controller.Conversions.toJsonArray; - -import com.mashape.unirest.http.HttpResponse; -import com.mashape.unirest.http.Unirest; -import io.vavr.control.Try; -import org.json.JSONArray; -import org.json.JSONObject; -import org.slf4j.Logger; -import org.slf4j.LoggerFactory; - -final class ConfigSource { - - private static final Logger log = LoggerFactory.getLogger(ConfigSource.class); - - static Try<JSONObject> getAppConfig(EnvProps envProps) { - log.info("Fetching app configuration from CBS"); - return callConsulForCBSConfiguration(envProps) - .peek(strBody -> log.info(f("Received following CBS configuration from Consul '%s'", strBody))) - .flatMap(Conversions::toJsonArray) - .flatMap(ConfigSource::withdrawCatalog) - .flatMap(json -> constructFullCBSUrl(envProps, json)) - .flatMap(cbsUrl -> callCBSForAppConfig(envProps, cbsUrl)) - .flatMap(Conversions::toJson) - .peek(jsonNode -> log.info(f("Received app configuration: '%s'", jsonNode))) - .onFailure(exc -> log.error("Could not fetch application config", exc)); - } - - private static Try<String> callConsulForCBSConfiguration(EnvProps envProps) { - return executeGet(envProps.consulProtocol + "://" + envProps.consulHost + ":" + - envProps.consulPort + "/v1/catalog/service/" + envProps.cbsName) - .mapFailure(enhanceError("Unable to retrieve CBS configuration from Consul")); - } - - private static Try<String> constructFullCBSUrl(EnvProps envProps, JSONObject json) { - return Try(() -> envProps.cbsProtocol + "://" + json.get("ServiceAddress").toString() + ":" + - json.get("ServicePort").toString()) - .mapFailure(enhanceError("ServiceAddress / ServicePort missing from CBS conf: '%s'", json)); - } - - private static Try<JSONObject> withdrawCatalog(JSONArray json) { - return Try(() -> new JSONObject(json.get(0).toString())) - .mapFailure(enhanceError("CBS response '%s' is in invalid format," - + " most probably is it not a list of configuration objects", json)); - } - - private static Try<String> callCBSForAppConfig(EnvProps envProps, String cbsUrl) { - log.info("Calling CBS for application config"); - return executeGet(cbsUrl + "/service_component/" + envProps.appName) - .mapFailure(enhanceError("Unable to fetch configuration from CBS")); - } - - - private static Try<String> executeGet(String url) { - log.info(f("Calling HTTP GET on url: '%s'", url)); - return Try(() -> Unirest.get(url).asString()) - .mapFailure(enhanceError("Http call (GET '%s') failed.", url)) - .filter( - res -> res.getStatus() == 200, - res -> new RuntimeException(f("HTTP call (GET '%s') failed with status %s and body '%s'", - url, res.getStatus(), res.getBody()))) - .map(HttpResponse::getBody) - .peek(body -> log.info(f("HTTP GET on '%s' returned body '%s'", url, body))); - } - -} |