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
  14 package org.onap.nbi.apis.serviceinventory;
  15
  16 import java.util.LinkedHashMap;
  17 import java.util.Map;
  18 import javax.annotation.PostConstruct;
  19 import org.onap.nbi.OnapComponentsUrlPaths;
  20 import org.onap.nbi.exceptions.BackendFunctionalException;
  21 import org.slf4j.Logger;
  22 import org.slf4j.LoggerFactory;
  23 import org.springframework.beans.factory.annotation.Value;
  24 import org.springframework.http.HttpHeaders;
  25 import org.springframework.http.HttpStatus;
  26 import org.springframework.http.ResponseEntity;
  27 import org.springframework.http.converter.StringHttpMessageConverter;
  28 import org.springframework.stereotype.Service;
  29
  30 @Service
  31 public class AaiClient extends BaseClient {
  32
  33     public static final String CUSTOMER_ID = "$customerId";
  34
  35     @Value("${aai.host}")
  36     private String aaiHost;
  37
  38     @Value("${aai.header.authorization}")
  39     private String aaiHeaderAuthorization;
  40
  41     @Value("${aai.api.id}")
  42     private String aaiApiId;
  43
  44     @Value("${aai.header.transaction.id}")
  45     private String aaiTransactionId;
  46
  47     private static final String HEADER_AUTHORIZATION = "Authorization";
  48     private static final String X_FROM_APP_ID = "X-FromAppId";
  49     private static final Logger LOGGER = LoggerFactory.getLogger(AaiClient.class);
  50     private static final String X_TRANSACTION_ID = "X-TransactionId";
  51
  52     private String aaiServiceUrl;
  53     private String aaiServiceCustomerUrl;
  54     private String aaiServicesUrl;
  55     private String aaiServicesInstancesUrl;
  56     private String aaiHealthCheckUrl;
  57
  58     @PostConstruct
  59     private void setUpAndlogAAIUrl() {
  60         aaiServiceUrl = new StringBuilder().append(aaiHost).append(OnapComponentsUrlPaths.AAI_GET_SERVICE).toString();
  61         aaiServiceCustomerUrl =
  62                 new StringBuilder().append(aaiHost).append(OnapComponentsUrlPaths.AAI_GET_SERVICE_CUSTOMER).toString();
  63         aaiServicesUrl = new StringBuilder().append(aaiHost)
  64                 .append(OnapComponentsUrlPaths.AAI_GET_SERVICES_FOR_CUSTOMER_PATH).toString();
  65         aaiServicesInstancesUrl = new StringBuilder().append(aaiHost)
  66                 .append(OnapComponentsUrlPaths.AAI_GET_SERVICE_INSTANCES_PATH).toString();
  67         aaiHealthCheckUrl =
  68                 new StringBuilder().append(aaiHost).append(OnapComponentsUrlPaths.AAI_HEALTH_CHECK).toString();
  69
  70         LOGGER.info("AAI service url :  " + aaiServiceUrl);
  71         LOGGER.info("AAI services url :  " + aaiServicesUrl);
  72         LOGGER.info("AAI service instances url :  " + aaiServicesInstancesUrl);
  73         LOGGER.info("AAI aaiHealthCheckUrl :  " + aaiHealthCheckUrl);
  74
  75     }
  76
  77     private HttpHeaders buildRequestHeaderForAAI() {
  78
  79         HttpHeaders httpHeaders = new HttpHeaders();
  80         httpHeaders.add(HEADER_AUTHORIZATION, aaiHeaderAuthorization);
  81         httpHeaders.add(X_FROM_APP_ID, aaiApiId);
  82         httpHeaders.add("Accept", "application/json");
  83         httpHeaders.add("Content-Type", "application/json");
  84         httpHeaders.add(X_TRANSACTION_ID, aaiTransactionId);
  85
  86         return httpHeaders;
  87
  88     }
  89
  90     public Map getCatalogService(String customerId, String serviceSpecName, String serviceId) {
  91
  92         String callUrlFormated = aaiServiceUrl.replace(CUSTOMER_ID, customerId);
  93         callUrlFormated = callUrlFormated.replace("$serviceSpecName", serviceSpecName);
  94         callUrlFormated = callUrlFormated.replace("$serviceId", serviceId);
  95
  96         ResponseEntity<Object> response = callApiGet(callUrlFormated, buildRequestHeaderForAAI());
  97         if (response != null && response.getStatusCode().equals(HttpStatus.OK)) {
  98             return (LinkedHashMap) response.getBody();
  99         }
 100         return null;
 101     }
 102
 103     public Map getService(String serviceId) {
 104         // Retrieve the Service Instance using AAI node query
 105         String callUrlFormated = aaiServiceUrl.replace("$serviceId", serviceId);
 106         ResponseEntity<Object> response = callApiGet(callUrlFormated, buildRequestHeaderForAAI());
 107         if (response != null && response.getStatusCode().equals(HttpStatus.OK)) {
 108             return (LinkedHashMap) response.getBody();
 109         }
 110         return null;
 111     }
 112
 113     public Map getServiceCustomer(String serviceId) {
 114
 115         String callUrlFormated = aaiServiceCustomerUrl.replace("$serviceId", serviceId);
 116         try {
 117             ResponseEntity<Object> response = callApiGet(callUrlFormated, buildRequestHeaderForAAI());
 118             return (LinkedHashMap) response.getBody();
 119         } catch (BackendFunctionalException e) {
 120             LOGGER.error("error on calling {} , {}", callUrlFormated.toString(), e);
 121             return null;
 122         }
 123     }
 124
 125     public void callCheckConnectivity() {
 126         String customersUrl = new StringBuilder().append(aaiHealthCheckUrl).toString();
 127         ResponseEntity<String> response = callApiGetHealthCheck(customersUrl, buildRequestHeaderForAAI());
 128     }
 129
 130     public Map getVNF(String relatedLink) {
 131
 132         StringBuilder callURL = new StringBuilder().append(aaiHost).append(relatedLink);
 133         try {
 134             ResponseEntity<Object> response = callApiGet(callURL.toString(), buildRequestHeaderForAAI());
 135             return (LinkedHashMap) response.getBody();
 136         } catch (BackendFunctionalException e) {
 137             LOGGER.error("error on calling {} , {}", callURL.toString(), e);
 138             return null;
 139         }
 140     }
 141
 142     public Map getServicesInAaiForCustomer(String customerId) {
 143         String callUrlFormated = aaiServicesUrl.replace(CUSTOMER_ID, customerId);
 144         try {
 145             ResponseEntity<Object> response = callApiGet(callUrlFormated, buildRequestHeaderForAAI());
 146             return (LinkedHashMap) response.getBody();
 147         } catch (BackendFunctionalException e) {
 148             LOGGER.error("error on calling {} , {}", callUrlFormated, e);
 149             return null;
 150         }
 151     }
 152
 153     public Map getServiceInstancesInAaiForCustomer(String customerId, String serviceType) {
 154         String callUrlFormated = aaiServicesInstancesUrl.replace(CUSTOMER_ID, customerId);
 155         callUrlFormated = callUrlFormated.replace("$serviceSpecName", serviceType);
 156
 157         try {
 158             ResponseEntity<Object> response = callApiGet(callUrlFormated, buildRequestHeaderForAAI());
 159             return (LinkedHashMap) response.getBody();
 160         } catch (BackendFunctionalException e) {
 161             LOGGER.error("error on calling {} , {}", callUrlFormated, e);
 162             return null;
 163         }
 164     }
 165 }