src/main/java/org/onap/nbi/apis/serviceinventory/AaiClient.java

   1 /**
   2  * Copyright (c) 2018 Orange
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with
   5  * the License. You may obtain a copy of the License at
   6  *
   7  * http://www.apache.org/licenses/LICENSE-2.0
   8  *
   9  * Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on
  10  * an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the
  11  * specific language governing permissions and limitations under the License.
  12  */
  13 package org.onap.nbi.apis.serviceinventory;
  14
  15 import java.util.LinkedHashMap;
  16 import java.util.Map;
  17 import javax.annotation.PostConstruct;
  18 import org.onap.nbi.OnapComponentsUrlPaths;
  19 import org.onap.nbi.exceptions.BackendFunctionalException;
  20 import org.slf4j.Logger;
  21 import org.slf4j.LoggerFactory;
  22 import org.springframework.beans.factory.annotation.Value;
  23 import org.springframework.http.HttpHeaders;
  24 import org.springframework.http.HttpStatus;
  25 import org.springframework.http.ResponseEntity;
  26 import org.springframework.http.converter.StringHttpMessageConverter;
  27 import org.springframework.stereotype.Service;
  28
  29 @Service
  30 public class AaiClient extends BaseClient {
  31
  32     public static final String CUSTOMER_ID = "$customerId";
  33
  34     @Value("${aai.host}")
  35     private String aaiHost;
  36
  37     @Value("${aai.header.authorization}")
  38     private String aaiHeaderAuthorization;
  39
  40     @Value("${aai.api.id}")
  41     private String aaiApiId;
  42
  43     @Value("${aai.header.transaction.id}")
  44     private String aaiTransactionId;
  45
  46     private static final String HEADER_AUTHORIZATION = "Authorization";
  47     private static final String X_FROM_APP_ID = "X-FromAppId";
  48     private static final Logger LOGGER = LoggerFactory.getLogger(AaiClient.class);
  49     private static final String X_TRANSACTION_ID = "X-TransactionId";
  50
  51
  52     private String aaiServiceUrl;
  53     private String aaiServiceCustomerUrl;
  54     private String aaiServicesUrl;
  55     private String aaiServicesInstancesUrl;
  56     private String aaiHealthCheckUrl;
  57
  58
  59     @PostConstruct
  60     private void setUpAndlogAAIUrl() {
  61         aaiServiceUrl = new StringBuilder().append(aaiHost)
  62             .append(OnapComponentsUrlPaths.AAI_GET_SERVICE).toString();
  63         aaiServiceCustomerUrl = new StringBuilder().append(aaiHost)
  64             .append(OnapComponentsUrlPaths.AAI_GET_SERVICE_CUSTOMER).toString();
  65         aaiServicesUrl = new StringBuilder().append(aaiHost)
  66             .append(OnapComponentsUrlPaths.AAI_GET_SERVICES_FOR_CUSTOMER_PATH).toString();
  67         aaiServicesInstancesUrl = new StringBuilder().append(aaiHost)
  68             .append(OnapComponentsUrlPaths.AAI_GET_SERVICE_INSTANCES_PATH).toString();
  69         aaiHealthCheckUrl = new StringBuilder().append(aaiHost)
  70             .append(OnapComponentsUrlPaths.AAI_HEALTH_CHECK).toString();
  71
  72         LOGGER.info("AAI service url :  " + aaiServiceUrl);
  73         LOGGER.info("AAI services url :  " + aaiServicesUrl);
  74         LOGGER.info("AAI service instances url :  " + aaiServicesInstancesUrl);
  75         LOGGER.info("AAI aaiHealthCheckUrl :  " + aaiHealthCheckUrl);
  76
  77     }
  78
  79
  80     private HttpHeaders buildRequestHeaderForAAI() {
  81
  82         HttpHeaders httpHeaders = new HttpHeaders();
  83         httpHeaders.add(HEADER_AUTHORIZATION, aaiHeaderAuthorization);
  84         httpHeaders.add(X_FROM_APP_ID, aaiApiId);
  85         httpHeaders.add("Accept", "application/json");
  86         httpHeaders.add("Content-Type", "application/json");
  87         httpHeaders.add(X_TRANSACTION_ID, aaiTransactionId);
  88
  89         return httpHeaders;
  90
  91     }
  92
  93     public Map getCatalogService(String customerId, String serviceSpecName, String serviceId) {
  94
  95         String callUrlFormated = aaiServiceUrl.replace(CUSTOMER_ID, customerId);
  96         callUrlFormated = callUrlFormated.replace("$serviceSpecName", serviceSpecName);
  97         callUrlFormated = callUrlFormated.replace("$serviceId", serviceId);
  98
  99         ResponseEntity<Object> response = callApiGet(callUrlFormated, buildRequestHeaderForAAI());
 100         if (response != null && response.getStatusCode().equals(HttpStatus.OK)) {
 101             return (LinkedHashMap) response.getBody();
 102         }
 103         return null;
 104     }
 105
 106     public Map getService(String serviceId) {
 107         // Retrieve the Service Instance using AAI node query
 108         String callUrlFormated = aaiServiceUrl.replace("$serviceId", serviceId);
 109         ResponseEntity<Object> response = callApiGet(callUrlFormated, buildRequestHeaderForAAI());
 110         if (response != null && response.getStatusCode().equals(HttpStatus.OK)) {
 111             return (LinkedHashMap) response.getBody();
 112         }
 113         return null;
 114     }
 115
 116     public Map getServiceCustomer(String serviceId) {
 117
 118         String callUrlFormated = aaiServiceCustomerUrl.replace("$serviceId", serviceId);
 119         try {
 120             ResponseEntity<Object> response = callApiGet(callUrlFormated, buildRequestHeaderForAAI());
 121             return (LinkedHashMap) response.getBody();
 122         } catch (BackendFunctionalException e) {
 123             LOGGER.error("error on calling {} , {}", callUrlFormated.toString(), e);
 124             return null;
 125         }
 126     }
 127
 128     public void callCheckConnectivity() {
 129         String customersUrl = new StringBuilder().append(aaiHealthCheckUrl).toString();
 130         ResponseEntity<String> response = callApiGetHealthCheck(customersUrl, buildRequestHeaderForAAI());
 131     }
 132
 133     public Map getVNF(String relatedLink) {
 134
 135         StringBuilder callURL = new StringBuilder().append(aaiHost).append(relatedLink);
 136         try {
 137             ResponseEntity<Object> response = callApiGet(callURL.toString(), buildRequestHeaderForAAI());
 138             return (LinkedHashMap) response.getBody();
 139         } catch (BackendFunctionalException e) {
 140             LOGGER.error("error on calling {} , {}", callURL.toString(), e);
 141             return null;
 142         }
 143     }
 144
 145     public Map getServicesInAaiForCustomer(String customerId) {
 146         String callUrlFormated = aaiServicesUrl.replace(CUSTOMER_ID, customerId);
 147         try {
 148             ResponseEntity<Object> response = callApiGet(callUrlFormated, buildRequestHeaderForAAI());
 149             return (LinkedHashMap) response.getBody();
 150         } catch (BackendFunctionalException e) {
 151             LOGGER.error("error on calling {} , {}", callUrlFormated, e);
 152             return null;
 153         }
 154     }
 155
 156     public Map getServiceInstancesInAaiForCustomer(String customerId, String serviceType) {
 157         String callUrlFormated = aaiServicesInstancesUrl.replace(CUSTOMER_ID, customerId);
 158         callUrlFormated = callUrlFormated.replace("$serviceSpecName", serviceType);
 159
 160         try {
 161             ResponseEntity<Object> response = callApiGet(callUrlFormated, buildRequestHeaderForAAI());
 162             return (LinkedHashMap) response.getBody();
 163         } catch (BackendFunctionalException e) {
 164             LOGGER.error("error on calling {} , {}", callUrlFormated, e);
 165             return null;
 166         }
 167     }
 168 }