common/src/main/java/org/openecomp/mso/client/sdno/dmaap/SDNOHealthCheckDmaapConsumer.java

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * ONAP - SO
   4  * ================================================================================
   5  * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
   6  * ================================================================================
   7  * Licensed under the Apache License, Version 2.0 (the "License");
   8  * you may not use this file except in compliance with the License.
   9  * You may obtain a copy of the License at
  10  *
  11  *      http://www.apache.org/licenses/LICENSE-2.0
  12  *
  13  * Unless required by applicable law or agreed to in writing, software
  14  * distributed under the License is distributed on an "AS IS" BASIS,
  15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16  * See the License for the specific language governing permissions and
  17  * limitations under the License.
  18  * ============LICENSE_END=========================================================
  19  */
  20
  21 package org.openecomp.mso.client.sdno.dmaap;
  22
  23 import java.io.FileNotFoundException;
  24 import java.io.IOException;
  25 import java.util.Optional;
  26
  27 import org.openecomp.mso.client.dmaap.DmaapConsumer;
  28 import org.openecomp.mso.client.exceptions.SDNOException;
  29 import org.openecomp.mso.jsonpath.JsonPathUtil;
  30
  31 public class SDNOHealthCheckDmaapConsumer extends DmaapConsumer {
  32
  33         private final String uuid;
  34         private boolean continuePolling = true;
  35         private final static String healthDiagnosticPath = "body.output.*";
  36
  37         public SDNOHealthCheckDmaapConsumer() throws FileNotFoundException, IOException {
  38                 this("none");
  39         }
  40
  41         public SDNOHealthCheckDmaapConsumer(String uuid) throws FileNotFoundException, IOException {
  42                 super();
  43                 this.uuid = uuid;
  44         }
  45
  46         @Override
  47         public String getUserName() {
  48                 return msoProperties.get("sdno.health-check.dmaap.username");
  49         }
  50
  51         @Override
  52         public String getPassword() {
  53                 return msoProperties.get("sdno.health-check.dmaap.password");
  54         }
  55
  56         @Override
  57         public String getTopic() {
  58                 return msoProperties.get("sdno.health-check.dmaap.subscriber.topic");
  59         }
  60
  61         @Override
  62         public Optional<String> getHost() {
  63                 return Optional.ofNullable(msoProperties.get("sdno.health-check.dmaap.subscriber.host"));
  64         }
  65
  66         @Override
  67         public boolean continuePolling() {
  68                 return continuePolling;
  69         }
  70
  71         @Override
  72         public void stopProcessingMessages() {
  73                 continuePolling = false;
  74         }
  75         @Override
  76         public void processMessage(String message) throws Exception {
  77                 if (isHealthDiagnostic(message, this.getRequestId())) {
  78                         if (!healthDiagnosticSuccessful(message)) {
  79                                 Optional<String> statusMessage = this.getStatusMessage(message);
  80                                 if (statusMessage.isPresent()) {
  81                                         throw new SDNOException("failed with message " + statusMessage.get());
  82                                 } else {
  83                                         throw new SDNOException("failed with no status message");
  84                                 }
  85                         } else {
  86                                 auditLogger.info("successful health diagnostic found for request: " + this.getRequestId());
  87                                 stopProcessingMessages();
  88                         }
  89                 }
  90         }
  91
  92         @Override
  93         public boolean isAccepted(String message) {
  94                 if (isResultInfo(message)) {
  95                         Optional<String> code = isAccepted(message, this.getRequestId());
  96                         if (code.isPresent()) {
  97                                 if ("202".equals(code.get())) {
  98                                         return true;
  99                                 } else {
 100                                         //TODO check other statuses 400 and 500
 101                                 }
 102                         } else {
 103                                 //TODO throw error
 104                         }
 105                 }
 106
 107                 return false;
 108         }
 109
 110         @Override
 111         public boolean isFailure(String message) {
 112                 if (isResultInfo(message)) {
 113                         Optional<String> code = isFailure(message, this.getRequestId());
 114                         if (code.isPresent()) {
 115                                 if ("500".equals(code.get())) {
 116                                         return true;
 117                                 } else {
 118                                         //TODO check other statuses 400 and 500
 119                                 }
 120                         } else {
 121                                 //TODO throw error
 122                         }
 123                 }
 124
 125                 return false;
 126         }
 127
 128         @Override
 129         public String getRequestId() {
 130                 return uuid;
 131         }
 132
 133         protected Optional<String> isAccepted(String json, String uuid) {
 134                 return JsonPathUtil.getInstance().locateResult(json, String.format("$.result-info[?(@.status=='ACCEPTED' && @.request-id=='%s')].code", uuid));
 135         }
 136
 137         protected Optional<String> isFailure(String json, String uuid) {
 138                 return JsonPathUtil.getInstance().locateResult(json, String.format("$.result-info[?(@.status=='FAILURE' && @.request-id=='%s')].code", uuid));
 139         }
 140
 141         protected boolean isResultInfo(String json) {
 142                 return JsonPathUtil.getInstance().pathExists(json, "$[?(@.result-info)]");
 143         }
 144
 145         protected boolean isHealthDiagnostic(String json, String uuid) {
 146                 return JsonPathUtil.getInstance().pathExists(json, String.format("$[?(@.result-info.request-id=='%s')].%s", uuid, healthDiagnosticPath));
 147         }
 148
 149         protected boolean healthDiagnosticSuccessful(String json) {
 150                 return JsonPathUtil.getInstance().pathExists(json, "$." + healthDiagnosticPath + "[?(@.response-status=='Success')]");
 151         }
 152
 153         protected Optional<String> getStatusMessage(String json) {
 154                 return JsonPathUtil.getInstance().locateResult(json, "$." + healthDiagnosticPath + ".error-message");
 155         }
 156
 157         @Override
 158         public int getMaximumElapsedTime() {
 159                 return 300000;
 160         }
 161 }