asdc-controller/src/main/java/org/onap/so/asdc/installer/bpmn/BpmnInstaller.java

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * ONAP - SO
   4  * ================================================================================
   5  * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
   6  * ================================================================================
   7  * Modifications Copyright (c) 2019 Samsung
   8  * ================================================================================
   9  * Licensed under the Apache License, Version 2.0 (the "License");
  10  * you may not use this file except in compliance with the License.
  11  * You may obtain a copy of the License at
  12  *
  13  *      http://www.apache.org/licenses/LICENSE-2.0
  14  *
  15  * Unless required by applicable law or agreed to in writing, software
  16  * distributed under the License is distributed on an "AS IS" BASIS,
  17  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  18  * See the License for the specific language governing permissions and
  19  * limitations under the License.
  20  * ============LICENSE_END=========================================================
  21  */
  22
  23 package org.onap.so.asdc.installer.bpmn;
  24
  25 import java.io.BufferedOutputStream;
  26 import java.io.FileInputStream;
  27 import java.io.FileOutputStream;
  28 import java.io.IOException;
  29 import java.net.URI;
  30 import java.nio.file.Path;
  31 import java.nio.file.Paths;
  32 import java.util.Enumeration;
  33 import java.util.zip.ZipEntry;
  34 import java.util.zip.ZipFile;
  35 import java.util.zip.ZipInputStream;
  36 import org.apache.commons.io.IOUtils;
  37 import org.apache.http.HttpEntity;
  38 import org.apache.http.HttpResponse;
  39 import org.apache.http.client.HttpClient;
  40 import org.apache.http.client.config.RequestConfig;
  41 import org.apache.http.client.methods.HttpPost;
  42 import org.apache.http.entity.ContentType;
  43 import org.apache.http.entity.mime.FormBodyPartBuilder;
  44 import org.apache.http.entity.mime.MultipartEntityBuilder;
  45 import org.apache.http.entity.mime.content.ByteArrayBody;
  46 import org.apache.http.entity.mime.content.StringBody;
  47 import org.apache.http.impl.client.HttpClientBuilder;
  48 import org.onap.so.logger.ErrorCode;
  49 import org.onap.so.logger.MessageEnum;
  50 import org.slf4j.Logger;
  51 import org.slf4j.LoggerFactory;
  52 import org.springframework.beans.factory.annotation.Autowired;
  53 import org.springframework.core.env.Environment;
  54 import org.springframework.stereotype.Component;
  55
  56 @Component
  57 public class BpmnInstaller {
  58         protected static final Logger logger = LoggerFactory.getLogger(BpmnInstaller.class);
  59         private static final String BPMN_SUFFIX = ".bpmn";
  60         private static final String CAMUNDA_URL = "mso.camundaURL";
  61         private static final String CREATE_DEPLOYMENT_PATH = "/sobpmnengine/deployment/create";
  62
  63         @Autowired
  64         private Environment env;
  65
  66         public void installBpmn(String csarFilePath) {
  67                 logger.info("Deploying BPMN files from {}", csarFilePath);
  68                 try {
  69                         ZipInputStream csarFile = new ZipInputStream(new FileInputStream(Paths.get(csarFilePath).normalize().toString()));
  70                         ZipEntry entry = csarFile.getNextEntry();
  71
  72                         while (entry != null) {
  73                                 String name = entry.getName();
  74                                 if (name.endsWith(BPMN_SUFFIX)) {
  75                                         logger.debug("Attempting to deploy BPMN file: {}", name);
  76                                         try {
  77                                                 Path p = Paths.get(name);
  78                                                 String fileName = p.getFileName().toString();
  79                                                 extractBpmnFileFromCsar(csarFile, fileName);
  80                                                 HttpResponse response = sendDeploymentRequest(fileName);
  81                                                 logger.debug("Response status line: {}", response.getStatusLine());
  82                                                 logger.debug("Response entity: {}", response.getEntity().toString());
  83                                                 if (response.getStatusLine().getStatusCode() != 200) {
  84                                                         logger.debug("Failed deploying BPMN {}", name);
  85                                                         logger
  86                                                                 .error("{} {} {} {} {} {}", MessageEnum.ASDC_ARTIFACT_NOT_DEPLOYED_DETAIL.toString(), name, fileName,
  87                                                                         Integer.toString(response.getStatusLine().getStatusCode()), ErrorCode.DataError.getValue(),
  88                                                                         "ASDC BPMN deploy failed");
  89                                                 }
  90                                                 else {
  91                                                         logger.debug("Successfully deployed to Camunda: {}", name);
  92                                                 }
  93                                         }
  94                                         catch (Exception e) {
  95                                                 logger.debug("Exception :", e);
  96                                                 logger
  97                                                         .error("{} {} {} {} {}", MessageEnum.ASDC_ARTIFACT_NOT_DEPLOYED_DETAIL.toString(), name, e.getMessage(),
  98                                                                 ErrorCode.DataError.getValue(), "ASDC BPMN deploy failed");
  99                                         }
 100                                 }
 101                                 entry = csarFile.getNextEntry();
 102                 }
 103                         csarFile.close();
 104                 } catch (IOException ex) {
 105                         logger.debug("Exception :", ex);
 106                         logger.error("{} {} {} {} {}", MessageEnum.ASDC_ARTIFACT_NOT_DEPLOYED_DETAIL.toString(), csarFilePath,
 107                                 ex.getMessage(), ErrorCode.DataError.getValue(), "ASDC reading CSAR with workflows failed");
 108                 }
 109                 return;
 110         }
 111
 112     public boolean containsWorkflows(String csarFilePath) {
 113         boolean workflowsInCsar = false;
 114         try (ZipFile zipFile = new ZipFile(csarFilePath)) {
 115             Enumeration<? extends ZipEntry> zipEntries = zipFile.entries();
 116             while (zipEntries.hasMoreElements()) {
 117                 String fileName = zipEntries.nextElement().getName();
 118                 if (fileName.endsWith(BPMN_SUFFIX)) {
 119                     workflowsInCsar = true;
 120                     break;
 121                 }
 122             }
 123         } catch (Exception e) {
 124                                         logger.debug("Exception :", e);
 125                                         logger.error("{} {} {} {} {}", MessageEnum.ASDC_ARTIFACT_CHECK_EXC.toString(), csarFilePath, e.getMessage(),
 126                                                 ErrorCode.DataError.getValue(), "ASDC Unable to check CSAR entries");
 127                                 }
 128         return workflowsInCsar;
 129     }
 130
 131         protected HttpResponse sendDeploymentRequest(String bpmnFileName) throws Exception {
 132                 HttpClient client = HttpClientBuilder.create().build();
 133                 URI deploymentUri = new URI(this.env.getProperty(CAMUNDA_URL) + CREATE_DEPLOYMENT_PATH);
 134                 HttpPost post = new HttpPost(deploymentUri);
 135                 RequestConfig requestConfig =
 136                                 RequestConfig.custom().setSocketTimeout(1000000).setConnectTimeout(1000).setConnectionRequestTimeout(1000).build();
 137                 post.setConfig(requestConfig);
 138                 HttpEntity requestEntity = buildMimeMultipart(bpmnFileName);
 139                 post.setEntity(requestEntity);
 140                 return client.execute(post);
 141         }
 142
 143         protected HttpEntity buildMimeMultipart(String bpmnFileName) throws Exception {
 144                 FileInputStream bpmnFileStream = new FileInputStream (Paths.get(System.getProperty("mso.config.path"),"ASDC", bpmnFileName).normalize().toString());
 145
 146                 byte[] bytesToSend = IOUtils.toByteArray(bpmnFileStream);
 147                 HttpEntity requestEntity = MultipartEntityBuilder.create()
 148                                 .addPart(FormBodyPartBuilder.create()
 149                                                 .setName("deployment-name")
 150                                                 .setBody(new StringBody("MSO Sample 1", ContentType.TEXT_PLAIN))
 151                                                 .setField("Content-Disposition", String.format("form-data; name=\"%s\"", "deployment-name"))
 152                                                 .build())
 153                                 .addPart(FormBodyPartBuilder.create()
 154                                                 .setName("enable-duplicate-filtering")
 155                                                 .setBody(new StringBody("false", ContentType.TEXT_PLAIN))
 156                                                 .setField("Content-Disposition", String.format("form-data; name=\"%s\"", "enable-duplicate-filtering"))
 157                                                 .build())
 158                                 .addPart(FormBodyPartBuilder.create()
 159                                                 .setName("deplpy-changed-only")
 160                                                 .setBody(new StringBody("false", ContentType.TEXT_PLAIN))
 161                                                 .setField("Content-Disposition", String.format("form-data; name=\"%s\"", "deploy-changed-only"))
 162                                                 .build())
 163                                 .addPart(FormBodyPartBuilder.create()
 164                                                 .setName("deployment-source")
 165                                                 .setBody(new StringBody("local", ContentType.TEXT_PLAIN))
 166                                                 .setField("Content-Disposition", String.format("form-data; name=\"%s\"", "deployment-source"))
 167                                                 .build())
 168                                 .addPart(FormBodyPartBuilder.create()
 169                                                 .setName(bpmnFileName)
 170                                                 .setBody(new ByteArrayBody(bytesToSend, ContentType.create("octet"), bpmnFileName))
 171                                                 .setField("Content-Disposition", String.format("form-data; name=\"%s\"; filename=\"%s\"; size=%d", bpmnFileName, bpmnFileName, bytesToSend.length))
 172                                                 .build())
 173                                 .build();
 174
 175                 IOUtils.closeQuietly(bpmnFileStream);
 176                  return requestEntity;
 177         }
 178
 179         /* protected void extractBpmnFileFromCsar(ZipInputStream zipIn, String fileName) throws IOException */
 180         protected void extractBpmnFileFromCsar(ZipInputStream zipIn, String fileName)   {
 181                 String filePath = Paths.get(System.getProperty("mso.config.path"), "ASDC", fileName).normalize().toString();
 182                 /* BufferedOutputStream outputStream = new BufferedOutputStream(new FileOutputStream(filePath)); */
 183                 try (BufferedOutputStream outputStream = new BufferedOutputStream(new FileOutputStream(filePath))){
 184                 byte[] bytesIn = new byte[4096];
 185                 int read = 0;
 186                 while ((read = zipIn.read(bytesIn)) != -1) {
 187                         outputStream.write(bytesIn, 0, read);
 188                 }
 189                 /* outputStream.close(); */
 190                 } catch (IOException e) {
 191               logger.error("Unable to open file.", e);
 192         }
 193         }
 194 }