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 =
  70                     new ZipInputStream(new FileInputStream(Paths.get(csarFilePath).normalize().toString()));
  71             ZipEntry entry = csarFile.getNextEntry();
  72
  73             while (entry != null) {
  74                 String name = entry.getName();
  75                 if (name.endsWith(BPMN_SUFFIX)) {
  76                     logger.debug("Attempting to deploy BPMN file: {}", name);
  77                     try {
  78                         Path p = Paths.get(name);
  79                         String fileName = p.getFileName().toString();
  80                         extractBpmnFileFromCsar(csarFile, fileName);
  81                         HttpResponse response = sendDeploymentRequest(fileName, "");
  82                         logger.debug("Response status line: {}", response.getStatusLine());
  83                         logger.debug("Response entity: {}", response.getEntity().toString());
  84                         if (response.getStatusLine().getStatusCode() != 200) {
  85                             logger.debug("Failed deploying BPMN {}", name);
  86                             logger.error("{} {} {} {} {} {}", MessageEnum.ASDC_ARTIFACT_NOT_DEPLOYED_DETAIL.toString(),
  87                                     name, fileName, Integer.toString(response.getStatusLine().getStatusCode()),
  88                                     ErrorCode.DataError.getValue(), "ASDC BPMN deploy failed");
  89                         } else {
  90                             logger.debug("Successfully deployed to Camunda: {}", name);
  91                         }
  92                     } catch (Exception e) {
  93                         logger.debug("Exception :", e);
  94                         logger.error("{} {} {} {} {}", MessageEnum.ASDC_ARTIFACT_NOT_DEPLOYED_DETAIL.toString(), name,
  95                                 e.getMessage(), ErrorCode.DataError.getValue(), "ASDC BPMN deploy failed");
  96                     }
  97                 }
  98                 entry = csarFile.getNextEntry();
  99             }
 100             csarFile.close();
 101         } catch (IOException ex) {
 102             logger.debug("Exception :", ex);
 103             logger.error("{} {} {} {} {}", MessageEnum.ASDC_ARTIFACT_NOT_DEPLOYED_DETAIL.toString(), csarFilePath,
 104                     ex.getMessage(), ErrorCode.DataError.getValue(), "ASDC reading CSAR with workflows failed");
 105         }
 106         return;
 107     }
 108
 109     public boolean containsWorkflows(String csarFilePath) {
 110         boolean workflowsInCsar = false;
 111         try (ZipFile zipFile = new ZipFile(csarFilePath)) {
 112             Enumeration<? extends ZipEntry> zipEntries = zipFile.entries();
 113             while (zipEntries.hasMoreElements()) {
 114                 String fileName = zipEntries.nextElement().getName();
 115                 if (fileName.endsWith(BPMN_SUFFIX)) {
 116                     workflowsInCsar = true;
 117                     break;
 118                 }
 119             }
 120         } catch (Exception e) {
 121             logger.debug("Exception :", e);
 122             logger.error("{} {} {} {} {}", MessageEnum.ASDC_ARTIFACT_CHECK_EXC.toString(), csarFilePath, e.getMessage(),
 123                     ErrorCode.DataError.getValue(), "ASDC Unable to check CSAR entries");
 124         }
 125         return workflowsInCsar;
 126     }
 127
 128     protected HttpResponse sendDeploymentRequest(String bpmnFileName, String version) throws Exception {
 129         HttpClient client = HttpClientBuilder.create().build();
 130         URI deploymentUri = new URI(this.env.getProperty(CAMUNDA_URL) + CREATE_DEPLOYMENT_PATH);
 131         HttpPost post = new HttpPost(deploymentUri);
 132         RequestConfig requestConfig = RequestConfig.custom().setSocketTimeout(1000000).setConnectTimeout(1000)
 133                 .setConnectionRequestTimeout(1000).build();
 134         post.setConfig(requestConfig);
 135         HttpEntity requestEntity = buildMimeMultipart(bpmnFileName, version);
 136         post.setEntity(requestEntity);
 137         return client.execute(post);
 138     }
 139
 140     protected HttpEntity buildMimeMultipart(String bpmnFileName, String version) throws Exception {
 141         FileInputStream bpmnFileStream = new FileInputStream(
 142                 Paths.get(System.getProperty("mso.config.path"), "ASDC", version, bpmnFileName).normalize().toString());
 143
 144         byte[] bytesToSend = IOUtils.toByteArray(bpmnFileStream);
 145         HttpEntity requestEntity =
 146                 MultipartEntityBuilder.create()
 147                         .addPart(FormBodyPartBuilder.create().setName("deployment-name")
 148                                 .setBody(new StringBody("MSO Sample 1", ContentType.TEXT_PLAIN))
 149                                 .setField("Content-Disposition",
 150                                         String.format("form-data; name=\"%s\"", "deployment-name"))
 151                                 .build())
 152                         .addPart(FormBodyPartBuilder.create().setName("enable-duplicate-filtering")
 153                                 .setBody(new StringBody("false", ContentType.TEXT_PLAIN))
 154                                 .setField("Content-Disposition",
 155                                         String.format("form-data; name=\"%s\"", "enable-duplicate-filtering"))
 156                                 .build())
 157                         .addPart(FormBodyPartBuilder.create().setName("deplpy-changed-only")
 158                                 .setBody(new StringBody("false", ContentType.TEXT_PLAIN))
 159                                 .setField("Content-Disposition",
 160                                         String.format("form-data; name=\"%s\"", "deploy-changed-only"))
 161                                 .build())
 162                         .addPart(FormBodyPartBuilder.create().setName("deployment-source")
 163                                 .setBody(new StringBody("local", ContentType.TEXT_PLAIN))
 164                                 .setField("Content-Disposition",
 165                                         String.format("form-data; name=\"%s\"", "deployment-source"))
 166                                 .build())
 167                         .addPart(
 168                                 FormBodyPartBuilder.create().setName(bpmnFileName)
 169                                         .setBody(new ByteArrayBody(bytesToSend, ContentType.create("octet"),
 170                                                 bpmnFileName))
 171                                         .setField("Content-Disposition",
 172                                                 String.format("form-data; name=\"%s\"; filename=\"%s\"; size=%d",
 173                                                         bpmnFileName, bpmnFileName, bytesToSend.length))
 174                                         .build())
 175                         .build();
 176
 177         IOUtils.closeQuietly(bpmnFileStream);
 178         return requestEntity;
 179     }
 180
 181     /* protected void extractBpmnFileFromCsar(ZipInputStream zipIn, String fileName) throws IOException */
 182     protected void extractBpmnFileFromCsar(ZipInputStream zipIn, String fileName) {
 183         String filePath = Paths.get(System.getProperty("mso.config.path"), "ASDC", fileName).normalize().toString();
 184         /* BufferedOutputStream outputStream = new BufferedOutputStream(new FileOutputStream(filePath)); */
 185         try (BufferedOutputStream outputStream = new BufferedOutputStream(new FileOutputStream(filePath))) {
 186             byte[] bytesIn = new byte[4096];
 187             int read = 0;
 188             while ((read = zipIn.read(bytesIn)) != -1) {
 189                 outputStream.write(bytesIn, 0, read);
 190             }
 191             /* outputStream.close(); */
 192         } catch (IOException e) {
 193             logger.error("Unable to open file.", e);
 194         }
 195     }
 196 }