1 files changed, 179 insertions, 0 deletions
diff --git a/components/slice-analysis-ms/src/main/java/org/onap/slice/analysis/ms/configdb/AaiService.java b/components/slice-analysis-ms/src/main/java/org/onap/slice/analysis/ms/configdb/AaiService.java
new file mode 100644
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+++ b/components/slice-analysis-ms/src/main/java/org/onap/slice/analysis/ms/configdb/AaiService.java
@@ -0,0 +1,179 @@
+/*******************************************************************************
+ *  ============LICENSE_START=======================================================
+ *  slice-analysis-ms
+ *  ================================================================================
+ *   Copyright (C) 2021 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.configdb;
+
+import java.util.HashMap;
+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.AaiRestClient;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.core.ParameterizedTypeReference;
+import org.springframework.stereotype.Service;
+
+/**
+ * 
+ * Service for AAI interfaces
+ *
+ */
+@Service
+public class AaiService implements AaiInterface {
+
+	private static Logger log = LoggerFactory.getLogger(Configuration.class);
+
+	@Autowired
+	AaiRestClient restclient;
+	private static String globalSubscriberId;
+	private static String subscriptionServiceType;
+	private static String aaiBaseUrl = Configuration.getInstance().getAaiUrl();
+
+	/**
+	 * Fetches the details of a subscriber
+	 */
+	public Map<String, String> fetchServiceDetails(String snssai) {
+		log.info("AAI fetch service: ");
+		Map<String, String> responseMap = new HashMap<String, String>();
+
+		log.info("AAI getGlobalSubscriberId: ");
+		String subscriberReqUrl = aaiBaseUrl + "/business/customers";
+		try {
+			String subscriberReq = restclient
+					.sendGetRequest(subscriberReqUrl, new ParameterizedTypeReference<String>() {
+					}).getBody();
+			JSONObject subscriberReqJson = new JSONObject(subscriberReq);
+			JSONArray subscriberReqJsonList = subscriberReqJson.getJSONArray("customer");
+			for (int i = 0; i < subscriberReqJsonList.length(); i++) {
+				JSONObject subscriberReqObj = subscriberReqJsonList.getJSONObject(i);
+				globalSubscriberId = subscriberReqObj.getString("global-customer-id");
+				responseMap.put("globalSubscriberId", globalSubscriberId);
+				break;
+			}
+		} catch (Exception e) {
+			log.info("Exception while fetching getGlobalSubscriberId: " + e);
+		}
+
+		String subscriptionServiceReqUrl = aaiBaseUrl + "/business/customers/customer/" + globalSubscriberId
+				+ "/service-subscriptions";
+		try {
+			String subscriptionService = restclient
+					.sendGetRequest(subscriptionServiceReqUrl, new ParameterizedTypeReference<String>() {
+					}).getBody();
+			JSONObject subscriptionServiceJson = new JSONObject(subscriptionService);
+			JSONArray subscriptionServiceListJson = subscriptionServiceJson.getJSONArray("service-subscription");
+			for (int i = 0; i < subscriptionServiceListJson.length(); i++) {
+				JSONObject subscriptionServiceObj = subscriptionServiceListJson.getJSONObject(i);
+				subscriptionServiceType = subscriptionServiceObj.getString("service-type");
+				responseMap.put("subscriptionServiceType", subscriptionServiceType);
+				break;
+			}
+		} catch (Exception e) {
+			log.info("Exception while fetching subscriptionService: " + e);
+		}
+
+		String serviceReqUrl = aaiBaseUrl + "/business/customers/customer/" + globalSubscriberId
+				+ "/service-subscriptions/service-subscription/" + subscriptionServiceType + "/service-instances";
+		String serviceRole = "AN-NF";
+		try {
+			String serviceInstance = restclient.sendGetRequest(serviceReqUrl, new ParameterizedTypeReference<String>() {
+			}).getBody();
+			JSONObject serviceInstanceJson = new JSONObject(serviceInstance);
+			JSONArray serviceInstanceList = serviceInstanceJson.getJSONArray("service-instance");
+			for (int i = 0; i < serviceInstanceList.length(); i++) {
+				JSONObject serviceObj = serviceInstanceList.getJSONObject(i);
+				if (serviceObj.getString("environment-context").equalsIgnoreCase(snssai)) {
+					responseMap.put("sliceProfileId", serviceObj.getString("service-instance-id"));
+				}
+			}
+
+			String serviceRoleReqUrl = aaiBaseUrl + "/business/customers/customer/" + globalSubscriberId
+					+ "/service-subscriptions/service-subscription/" + subscriptionServiceType
+					+ "/service-instances/?service-role=nssi&depth=2";
+
+			String serviceInstanceForServiceRole = restclient
+					.sendGetRequest(serviceRoleReqUrl, new ParameterizedTypeReference<String>() {
+					}).getBody();
+			JSONObject serviceInstanceForServiceRoleJson = new JSONObject(serviceInstanceForServiceRole);
+			JSONArray serviceInstanceListForServiceRole = serviceInstanceForServiceRoleJson
+					.getJSONArray("service-instance");
+			for (int i = 0; i < serviceInstanceListForServiceRole.length(); i++) {
+				JSONObject serviceObj = serviceInstanceListForServiceRole.getJSONObject(i);
+				if (serviceObj.getString("workload-context").trim().equalsIgnoreCase(serviceRole)) {
+					responseMap.put("ranNFNSSIId", serviceObj.getString("service-instance-id"));
+				}
+			}
+		} catch (Exception e) {
+			log.info("Exception while fetching serviceDetails: " + e);
+		}
+		responseMap.put("sNSSAI", snssai);
+		log.info("subscriber details: " + responseMap);
+		return responseMap;
+	}
+
+	/**
+	 * Fetches the current configuration of an Slice from AAI
+	 */
+	public Map<String, Integer> fetchCurrentConfigurationOfSlice(String snssai) {
+		log.info("AAI fetch config Slice: " + aaiBaseUrl);
+		String serviceInstaneId = null;
+		String serviceReqUrl = aaiBaseUrl + "/business/customers/customer/" + globalSubscriberId
+				+ "/service-subscriptions/service-subscription/" + subscriptionServiceType + "/service-instances";
+		Map<String, Integer> responseMap = new HashMap<String, Integer>();
+		try {
+			String serviceInstance = restclient.sendGetRequest(serviceReqUrl, new ParameterizedTypeReference<String>() {
+			}).getBody();
+			JSONObject serviceInstanceJson = new JSONObject(serviceInstance);
+
+			JSONArray serviceInstanceList = serviceInstanceJson.getJSONArray("service-instance");
+			for (int i = 0; i < serviceInstanceList.length(); i++) {
+				JSONObject serviceObj = serviceInstanceList.getJSONObject(i);
+				if (serviceObj.getString("environment-context").equalsIgnoreCase(snssai)) {
+					serviceInstaneId = serviceObj.getString("service-instance-id");
+				}
+			}
+
+			String sliceProfileReqUrl = aaiBaseUrl + "/business/customers/customer/" + globalSubscriberId
+					+ "/service-subscriptions/service-subscription/" + subscriptionServiceType
+					+ "/service-instances/service-instance/" + serviceInstaneId + "/slice-profiles";
+
+			String sliceProfile = restclient
+					.sendGetRequest(sliceProfileReqUrl, new ParameterizedTypeReference<String>() {
+					}).getBody();
+			JSONObject sliceProfileJson = new JSONObject(sliceProfile);
+			JSONArray sliceProfileList = sliceProfileJson.getJSONArray("slice-profile");
+			for (int i = 0; i < sliceProfileList.length(); i++) {
+				JSONObject sliceProfileObj = sliceProfileList.getJSONObject(i);
+				responseMap.put("dLThptPerSlice", sliceProfileObj.getInt("exp-data-rate-UL"));
+				responseMap.put("uLThptPerSlice", sliceProfileObj.getInt("exp-data-rate-DL"));
+				break;
+			}
+			log.info("Slice configuration: " + responseMap);
+		} catch (Exception e) {
+			log.info("AAI Slice: " + e);
+		}
+		return responseMap;
+	}
+}
+