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/*
* ============LICENSE_START=======================================================
* MSA-SIMULATOR
* ================================================================================
* Copyright (C) 2020 Fujitsu Limited. 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.msasimulator.service;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import javax.annotation.PostConstruct;
import org.json.JSONArray;
import org.json.JSONObject;
import org.onap.msasimulator.model.ConfigurationResponseCommon;
import org.onap.msasimulator.model.Link;
import org.onap.msasimulator.model.MsaServiceCreateRequest;
import org.onap.msasimulator.model.MsaServiceDeleteRequest;
import org.onap.msasimulator.model.MsaServiceResponse;
import org.onap.msasimulator.utils.Utils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import lombok.Getter;
@Service
public class MsaService {
private static Logger log = LoggerFactory.getLogger(MsaService.class);
@Getter
private String topology = "";
private List<Link> linkList = new ArrayList<>();
private List<String> serviceIdList = new ArrayList<>();
@Autowired
Utils utils;
@PostConstruct
public void init() throws IOException {
topology = utils.readFromFile("/opt/onap/msasimulator/templates/msa-topology.json");
log.debug("Inside init method of MsaService classc {}", topology);
JSONObject topo = new JSONObject(topology);
JSONArray topolinks = topo.getJSONArray("ietf-network-topology:link");
for (Object topolink : topolinks) {
if (topolink instanceof JSONObject) {
JSONObject obj = (JSONObject) topolink;
Link link = new Link(obj.getJSONObject("source").getString("source-node").split("-")[0],
obj.getJSONObject("destination").getString("dest-node").split("-")[0]);
linkList.add(link);
}
}
log.debug("Link list {}", linkList);
}
public MsaServiceResponse processMsaService(MsaServiceCreateRequest request) {
String aend = request.getServiceAEend().getNodeId();
String zend = request.getServiceZEnd().getNodeId();
String requestId = request.getSdncRequestHeader().getRequestId();
Link link = new Link(aend, zend);
if (linkList.contains(link)) {
serviceIdList.add(requestId);
return formServiceResponse(requestId, "200", "Service creation was successful");
} else {
return formServiceResponse(requestId, "410", "Link not available , Service creation failed");
}
}
private MsaServiceResponse formServiceResponse(String requestId, String responseCode, String responseMessage) {
MsaServiceResponse response = new MsaServiceResponse();
ConfigurationResponseCommon configuration = new ConfigurationResponseCommon();
configuration.setRequestId(requestId);
configuration.setResponseCode(responseCode);
configuration.setResponseMessage(responseMessage);
configuration.setAckFinalIndicator("Y");
response.setConfigurationResponseCommon(configuration);
return response;
}
public MsaServiceResponse processMsaServiceDelete(MsaServiceDeleteRequest request) {
String requestId = request.getSdncRequestHeader().getRequestId();
if (serviceIdList.contains(requestId)) {
serviceIdList.remove(requestId);
return formServiceResponse(requestId, "200", "Service deletion success");
} else {
return formServiceResponse(requestId, "410", "Service does not exist");
}
}
}
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