vid-app-common/src/main/java/org/onap/vid/scheduler/SchedulerRestInterface.java

   1 package org.onap.vid.scheduler;
   2
   3 import com.att.eelf.configuration.EELFLogger;
   4 import org.apache.commons.codec.binary.Base64;
   5 import org.eclipse.jetty.util.security.Password;
   6 import org.onap.vid.aai.util.HttpClientMode;
   7 import org.onap.vid.aai.util.HttpsAuthClient;
   8 import org.onap.vid.client.HttpBasicClient;
   9 import org.onap.vid.exceptions.GenericUncheckedException;
  10 import org.onap.vid.utils.Logging;
  11 import org.onap.portalsdk.core.logging.logic.EELFLoggerDelegate;
  12 import org.onap.portalsdk.core.util.SystemProperties;
  13 import org.springframework.beans.factory.annotation.Autowired;
  14 import org.springframework.http.HttpMethod;
  15 import org.springframework.stereotype.Service;
  16
  17 import javax.ws.rs.client.Client;
  18 import javax.ws.rs.core.MultivaluedHashMap;
  19 import javax.ws.rs.core.Response;
  20 import java.util.Collections;
  21 import java.util.function.Function;
  22
  23 import static org.onap.vid.utils.Logging.REQUEST_ID_HEADER_KEY;
  24
  25 @Service
  26 public class SchedulerRestInterface implements SchedulerRestInterfaceIfc {
  27
  28     private Client client = null;
  29     private Function<String, String> propertyGetter;
  30
  31     @Autowired
  32     HttpsAuthClient httpsAuthClient;
  33
  34     private MultivaluedHashMap<String, Object> commonHeaders;
  35
  36     /** The logger. */
  37     private static EELFLoggerDelegate logger = EELFLoggerDelegate.getLogger(SchedulerRestInterface.class);
  38     final private static EELFLogger outgoingRequestsLogger = Logging.getRequestsLogger("scheduler");
  39
  40     public SchedulerRestInterface(){
  41         this.propertyGetter = SystemProperties::getProperty;
  42     }
  43
  44     public SchedulerRestInterface(Function<String, String> propertyGetter){
  45         this.propertyGetter = propertyGetter;
  46     }
  47
  48     public void initRestClient() {
  49         logger.info("Starting to initialize rest client ");
  50
  51         final String username;
  52         final String password;
  53
  54                 /*Setting user name based on properties*/
  55         String retrievedUsername = propertyGetter.apply(SchedulerProperties.SCHEDULER_USER_NAME_VAL);
  56         if(retrievedUsername.isEmpty()) {
  57             username = "";
  58         } else {
  59             username = retrievedUsername;
  60         }
  61
  62                 /*Setting password based on properties*/
  63         String retrievedPassword = propertyGetter.apply(SchedulerProperties.SCHEDULER_PASSWORD_VAL);
  64         if(retrievedPassword.isEmpty()) {
  65             password = "";
  66         } else {
  67             if (retrievedPassword.contains("OBF:")) {
  68                 password = Password.deobfuscate(retrievedPassword);
  69             } else {
  70                 password = retrievedPassword;
  71             }
  72         }
  73
  74         String authString = username + ":" + password;
  75
  76         byte[] authEncBytes = Base64.encodeBase64(authString.getBytes());
  77         String authStringEnc = new String(authEncBytes);
  78
  79         commonHeaders = new MultivaluedHashMap<> ();
  80         commonHeaders.put("Authorization", Collections.singletonList("Basic " + authStringEnc));
  81
  82         try {
  83             if ( !username.isEmpty() ) {
  84                 client = httpsAuthClient.getClient(HttpClientMode.WITHOUT_KEYSTORE);
  85             }
  86             else {
  87
  88                 client = HttpBasicClient.getClient();
  89             }
  90         } catch (Exception e) {
  91             logger.error(" <== Unable to initialize rest client ", e);
  92         }
  93
  94         logger.info("\t<== Client Initialized \n");
  95     }
  96
  97     public <T> void Get (T t, String sourceId, String path, org.onap.vid.scheduler.RestObject<T> restObject ) {
  98
  99         String methodName = "Get";
 100         String url = String.format("%s%s",propertyGetter.apply(SchedulerProperties.SCHEDULER_SERVER_URL_VAL), path);
 101         initRestClient();
 102         Logging.logRequest(outgoingRequestsLogger, HttpMethod.GET, url);
 103         final Response cres = client.target(url)
 104                 .request()
 105                 .accept("application/json")
 106                 .headers(commonHeaders)
 107                 .header(REQUEST_ID_HEADER_KEY, Logging.extractOrGenerateRequestId())
 108                 .get();
 109         Logging.logResponse(outgoingRequestsLogger, HttpMethod.GET, url, cres);
 110         int status = cres.getStatus();
 111         restObject.setStatusCode (status);
 112
 113         if (status == 200) {
 114             t = (T) cres.readEntity(t.getClass());
 115             restObject.set(t);
 116
 117         } else {
 118             throw new GenericUncheckedException(String.format("%s with status=%d, url=%s", methodName, status,url));
 119         }
 120
 121     }
 122
 123     public <T> void Delete(T t, String sourceID, String path, org.onap.vid.scheduler.RestObject<T> restObject) {
 124
 125         initRestClient();
 126
 127         String url = String.format( "%s%s",propertyGetter.apply(SchedulerProperties.SCHEDULER_SERVER_URL_VAL), path);
 128         Logging.logRequest(outgoingRequestsLogger, HttpMethod.DELETE, url);
 129         Response cres = client.target(url)
 130                 .request()
 131                 .accept("application/json")
 132                 .headers(commonHeaders)
 133                 .header(REQUEST_ID_HEADER_KEY, Logging.extractOrGenerateRequestId())
 134                 .delete();
 135         Logging.logResponse(outgoingRequestsLogger, HttpMethod.DELETE, url, cres);
 136
 137         int status = cres.getStatus();
 138         restObject.setStatusCode(status);
 139
 140         t = (T) cres.readEntity(t.getClass());
 141         restObject.set(t);
 142
 143     }
 144
 145     public <T> T getInstance(Class<T> clazz) throws IllegalAccessException, InstantiationException
 146     {
 147         return clazz.newInstance();
 148     }
 149
 150 }