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-rw-r--r--dmaap-bc/src/main/java/org/onap/dmaap/dbcapi/client/MrProvConnection.java271
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diff --git a/dmaap-bc/src/main/java/org/onap/dmaap/dbcapi/client/MrProvConnection.java b/dmaap-bc/src/main/java/org/onap/dmaap/dbcapi/client/MrProvConnection.java
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+++ b/dmaap-bc/src/main/java/org/onap/dmaap/dbcapi/client/MrProvConnection.java
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+/*-
+ * ============LICENSE_START=======================================================
+ * org.onap.dmaap
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2019 IBM.
+ * ================================================================================
+ * 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.dmaap.dbcapi.client;
+
+import org.apache.commons.codec.binary.Base64;
+import org.onap.dmaap.dbcapi.aaf.AafDecrypt;
+import org.onap.dmaap.dbcapi.logging.BaseLoggingClass;
+import org.onap.dmaap.dbcapi.logging.DmaapbcLogMessageEnum;
+import org.onap.dmaap.dbcapi.model.ApiError;
+import org.onap.dmaap.dbcapi.model.MR_Cluster;
+import org.onap.dmaap.dbcapi.model.Topic;
+import org.onap.dmaap.dbcapi.util.DmaapConfig;
+
+import javax.net.ssl.HostnameVerifier;
+import javax.net.ssl.HttpsURLConnection;
+import javax.net.ssl.SSLSession;
+
+import java.io.*;
+import java.net.*;
+import java.util.Arrays;
+
+public class MrProvConnection extends BaseLoggingClass{
+
+ private String provURL;
+
+ private HttpURLConnection uc;
+
+
+ private String topicMgrCred;
+ private String authMethod;
+ private String user;
+ private String encPwd;
+ private String unit_test;
+ private boolean hostnameVerify;
+
+ public MrProvConnection() {
+ String mechIdProperty = "aaf.TopicMgrUser";
+ String pwdProperty = "aaf.TopicMgrPassword";
+ DmaapConfig p = (DmaapConfig)DmaapConfig.getConfig();
+ user = p.getProperty( mechIdProperty, "noMechId@domain.netset.com" );
+ encPwd = p.getProperty( pwdProperty, "notSet" );
+ authMethod = p.getProperty("MR.authentication", "none");
+ topicMgrCred = getCred();
+ hostnameVerify= "true".equalsIgnoreCase(p.getProperty("MR.hostnameVerify", "true"));
+ unit_test = p.getProperty( "UnitTest", "No" );
+
+ }
+
+ private String getCred( ) {
+
+
+ String pwd = "";
+ AafDecrypt decryptor = new AafDecrypt();
+ pwd = decryptor.decrypt(encPwd);
+ return user + ":" + pwd;
+ }
+
+
+ public boolean makeTopicConnection( MR_Cluster cluster ) {
+ boolean rc = false;
+ logger.info( "connect to cluster: " + cluster.getDcaeLocationName());
+
+
+ provURL = cluster.getTopicProtocol() + "://" + cluster.getFqdn() + ":" + cluster.getTopicPort() + "/topics/create";
+
+ if ( cluster.getTopicProtocol().equals( "https" ) ) {
+ rc = makeSecureConnection( provURL );
+ } else {
+ rc = makeConnection( provURL );
+ }
+ if ( rc && unit_test.equals( "Yes" ) ) {
+ // set timeouts low so we don't hold up unit tests in build process
+ uc.setReadTimeout(5);
+ uc.setConnectTimeout(5);
+ }
+ return rc;
+
+ }
+
+ private boolean makeSecureConnection( String pURL ) {
+ logger.info( "makeConnection to " + pURL );
+
+ try {
+
+ HostnameVerifier hostnameVerifier = new HostnameVerifier() {
+ @Override
+ public boolean verify( String hostname, SSLSession session ) {
+ return true;
+ }
+
+ };
+ URL u = new URL( pURL );
+ uc = (HttpsURLConnection) u.openConnection();
+ uc.setInstanceFollowRedirects(false);
+ if ( ! hostnameVerify ) {
+ HttpsURLConnection ucs = (HttpsURLConnection) uc;
+ ucs.setHostnameVerifier(hostnameVerifier);
+ }
+ logger.info( "open secure connect to " + pURL );
+ return(true);
+ } catch( UnknownHostException uhe ){
+ logger.error( "Caught UnknownHostException for " + pURL);
+ return(false);
+ } catch (Exception e) {
+ logger.error("Unexpected error during openConnection of " + pURL );
+ logger.error("Unexpected error during openConnection of ",e );
+ return(false);
+ }
+
+ }
+ private boolean makeConnection( String pURL ) {
+ logger.info( "makeConnection to " + pURL );
+
+ try {
+ URL u = new URL( pURL );
+ uc = (HttpURLConnection) u.openConnection();
+ uc.setInstanceFollowRedirects(false);
+
+ logger.info( "open connect to " + pURL );
+ return(true);
+ } catch( UnknownHostException uhe ){
+ logger.error( "Caught UnknownHostException for " + pURL);
+ return(false);
+ } catch (Exception e) {
+ logger.error("Unexpected error during openConnection of " + pURL );
+ logger.error("Unexpected error during openConnection of ",e );
+ return(false);
+ }
+
+ }
+
+ static String bodyToString( InputStream is ) {
+ StringBuilder sb = new StringBuilder();
+ BufferedReader br = new BufferedReader( new InputStreamReader(is));
+ String line;
+ try {
+ while ((line = br.readLine()) != null ) {
+ sb.append( line );
+ }
+ } catch (IOException ex ) {
+ errorLogger.error( "IOexception:" + ex);
+ }
+
+ return sb.toString();
+ }
+
+ public String doPostTopic( Topic postTopic, ApiError err ) {
+ String auth = "Basic " + Base64.encodeBase64String(topicMgrCred.getBytes());
+
+
+ String responsemessage = null;
+ int rc = -1;
+
+
+ try {
+ byte[] postData = postTopic.getBytes();
+ logger.info( "post fields=" + Arrays.toString(postData));
+
+ if ( authMethod.equalsIgnoreCase("basicAuth") ) {
+ uc.setRequestProperty("Authorization", auth);
+ logger.info( "Authenticating with " + auth );
+ } else if ( authMethod.equalsIgnoreCase("cert")) {
+ logger.error( "MR.authentication set for client certificate. Not supported yet.");
+ }
+ uc.setRequestMethod("POST");
+ uc.setRequestProperty("Content-Type", "application/json");
+ uc.setRequestProperty( "charset", "utf-8");
+ uc.setRequestProperty( "Content-Length", Integer.toString( postData.length ));
+ uc.setUseCaches(false);
+ uc.setDoOutput(true);
+ OutputStream os = null;
+
+
+ try {
+ uc.connect();
+ os = uc.getOutputStream();
+ os.write( postData );
+
+ } catch (ProtocolException pe) {
+ // Rcvd error instead of 100-Continue
+ try {
+ // work around glitch in Java 1.7.0.21 and likely others
+ // without this, Java will connect multiple times to the server to run the same request
+ uc.setDoOutput(false);
+ } catch (Exception e) {
+ }
+ } catch ( UnknownHostException uhe ) {
+ errorLogger.error( DmaapbcLogMessageEnum.UNKNOWN_HOST_EXCEPTION , "Unknown Host Exception" , provURL );
+ err.setCode(500);
+ err.setMessage("Unknown Host Exception");
+ err.setFields( uc.getURL().getHost());
+ return new String( "500: " + uhe.getMessage());
+ }catch ( ConnectException ce ) {
+ if ( unit_test.equals( "Yes" ) ) {
+ err.setCode(200);
+ err.setMessage( "simulated response");
+ logger.info( "artificial 200 response from doPostMessage because unit_test =" + unit_test );
+ } else {
+ errorLogger.error( DmaapbcLogMessageEnum.HTTP_CONNECTION_EXCEPTION, provURL, "HTTP Connection Exception" );
+ err.setCode(500);
+ err.setMessage("HTTP Connection Exception");
+ err.setFields( uc.getURL().getHost());
+ return new String( "500: " + ce.getMessage());
+ }
+ }
+ rc = uc.getResponseCode();
+ logger.info( "http response code:" + rc );
+ err.setCode(rc);
+ responsemessage = uc.getResponseMessage();
+ logger.info( "responsemessage=" + responsemessage );
+ err.setMessage(responsemessage);
+
+
+ if (responsemessage == null) {
+ // work around for glitch in Java 1.7.0.21 and likely others
+ // When Expect: 100 is set and a non-100 response is received, the response message is not set but the response code is
+ String h0 = uc.getHeaderField(0);
+ if (h0 != null) {
+ int i = h0.indexOf(' ');
+ int j = h0.indexOf(' ', i + 1);
+ if (i != -1 && j != -1) {
+ responsemessage = h0.substring(j + 1);
+ }
+ }
+ }
+ if (rc >= 200 && rc < 300 ) {
+ String responseBody = null;
+ responseBody = bodyToString( uc.getInputStream() );
+ logger.info( "responseBody=" + responseBody );
+ return responseBody;
+
+ }
+
+ } catch (Exception e) {
+ errorLogger.error("Unable to read response: " + e.getMessage() );
+
+ }
+ finally {
+ try {
+ uc.disconnect();
+ } catch ( Exception e ) {
+ errorLogger.error("Unable to disconnect");
+ }
+ }
+ return new String( rc +": " + responsemessage );
+
+ }
+
+
+
+
+}