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/*******************************************************************************
* ============LICENSE_START=======================================================
* slice-analysis-ms
* ================================================================================
* Copyright (C) 2021-2022 Wipro Limited.
* ==============================================================================
* 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.slice.analysis.ms.cps;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.json.JSONArray;
import org.json.JSONObject;
import org.onap.slice.analysis.ms.models.Configuration;
import org.onap.slice.analysis.ms.restclients.CpsRestClient;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.core.ParameterizedTypeReference;
import org.springframework.http.ResponseEntity;
import org.springframework.stereotype.Service;
/**
*
* Service for CPS interfaces
*
*/
@Service
public class CpsService implements CpsInterface {
private static Logger log = LoggerFactory.getLogger(CpsService.class);
@Autowired
CpsRestClient restclient;
private static String cpsBaseUrl = Configuration.getInstance().getCpsUrl();
/**
* Fetches the current configuration of RIC from CPS
*/
public Map<String, Map<String, Object>> fetchCurrentConfigurationOfRIC(String snssai) {
Map<String, Map<String, Object>> responseMap = new HashMap<String, Map<String, Object>>();
String reqUrl = cpsBaseUrl + "/get-nearrtric-config";
log.info("fetching current configuration of RIC from Cps: {s-NSSAI: " + snssai + "}");
log.info("reqUrl {}", reqUrl);
String requestBody = "{\"inputParameters\": {\"sNssai\":" + JSONObject.quote(snssai) + "}}";
log.info("requestBody {}", requestBody);
try {
String response = restclient
.sendPostRequest(reqUrl, requestBody, new ParameterizedTypeReference<String>() {}).getBody();
JSONArray sliceArray = new JSONArray(response);
for (int i = 0; i < sliceArray.length(); i++) {
String nearRTTICid = sliceArray.getJSONObject(i).optString("idNearRTRIC");
JSONArray pLMNInfoList =
sliceArray.getJSONObject(i).getJSONObject("attributes").getJSONArray("pLMNInfoList");
for (int j = 0; j < pLMNInfoList.length(); j++) {
JSONArray sNSSAIList = pLMNInfoList.getJSONObject(j).getJSONArray("sNSSAIList");
for (int k = 0; k < sNSSAIList.length(); k++) {
Map<String, Object> map = new HashMap<String, Object>();
JSONArray configDataArray = sNSSAIList.getJSONObject(k).getJSONArray("configData");
for (int l = 0; l < configDataArray.length(); l++) {
JSONObject configData = configDataArray.getJSONObject(l);
map.put((String) configData.get("configParameter"), configData.get("configValue"));
}
responseMap.put(nearRTTICid, map);
}
}
}
} catch (Exception e) {
log.info("CPS fetches current configuration of RIC: " + e);
}
return responseMap;
}
/**
* Fetches all the network functions of an S-NSSAI from CPS
*/
public List<String> fetchNetworkFunctionsOfSnssai(String snssai) {
List<String> responseList = new ArrayList<>();
String reqUrl = cpsBaseUrl + "/get-gnbdufunction-by-snssai";
log.info("fetching network functions of snssai from Cps: {s-NSSAI: " + snssai + "}");
log.info("reqUrl {}", reqUrl);
String requestBody = "{\"inputParameters\": {\"sNssai\":" + JSONObject.quote(snssai) + "}}";
log.info("requestBody {}", requestBody);
try {
String response = restclient
.sendPostRequest(reqUrl, requestBody, new ParameterizedTypeReference<String>() {}).getBody();
JSONArray networkFunctionJsonArry = new JSONArray(response);
for (int i = 0; i < networkFunctionJsonArry.length(); i++) {
JSONObject networkFunctionJson = networkFunctionJsonArry.getJSONObject(i);
responseList.add(networkFunctionJson.getJSONObject("attributes").optString("gNBDUId"));
}
} catch (Exception e) {
log.info("Fetch network functions of S-NSSAI from CPS" + e);
}
return responseList;
}
/**
* Fetches the RICS of an S-NSSAI from CPS
*/
public Map<String, List<String>> fetchRICsOfSnssai(String snssai) {
Map<String, List<String>> responseMap = new HashMap<>();
String reqUrl = cpsBaseUrl + "/get-nrcelldu-by-snssai";
log.info("fetching RIC of s-NSSAI from Cps: {s-NSSAI: " + snssai + "}");
log.info("reqUrl {}", reqUrl);
String requestBody = "{\"inputParameters\": {\"sNssai\":" + JSONObject.quote(snssai) + "}}";
log.info("requestBody {}", requestBody);
try {
String response = restclient
.sendPostRequest(reqUrl, requestBody, new ParameterizedTypeReference<String>() {}).getBody();
JSONArray sliceArray = new JSONArray(response);
for (int i = 0; i < sliceArray.length(); i++) {
String nearRTTICid = sliceArray.getJSONObject(i).optString("idNearRTRIC");
JSONArray GNBDUFunctionArray = sliceArray.getJSONObject(i).getJSONArray("GNBDUFunction");
for (int j = 0; j < GNBDUFunctionArray.length(); j++) {
JSONArray NRCellDUArray = GNBDUFunctionArray.getJSONObject(j).getJSONArray("NRCellDU");
List<String> cellslist = new ArrayList<>();
for (int k = 0; k < NRCellDUArray.length(); k++) {
cellslist.add(
NRCellDUArray.getJSONObject(k).getJSONObject("attributes").optString("cellLocalId"));
}
responseMap.put(nearRTTICid, cellslist);
}
}
} catch (Exception e) {
log.info("Fetch RICS of S-NSSAI from CPS" + e);
}
return responseMap;
}
}
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