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/*-
* ============LICENSE_START=======================================================
* ONAP - SO
* ================================================================================
* Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* 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.so.asdc.installer.bpmn;
import java.io.BufferedOutputStream;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.net.URI;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.Enumeration;
import java.util.zip.ZipEntry;
import java.util.zip.ZipFile;
import java.util.zip.ZipInputStream;
import org.apache.commons.io.IOUtils;
import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.client.HttpClient;
import org.apache.http.client.config.RequestConfig;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.entity.ContentType;
import org.apache.http.entity.mime.FormBodyPartBuilder;
import org.apache.http.entity.mime.MultipartEntityBuilder;
import org.apache.http.entity.mime.content.ByteArrayBody;
import org.apache.http.entity.mime.content.StringBody;
import org.apache.http.impl.client.HttpClientBuilder;
import org.onap.so.logger.MessageEnum;
import org.onap.so.logger.MsoLogger;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.core.env.Environment;
import org.springframework.stereotype.Component;
@Component
public class BpmnInstaller {
protected static final MsoLogger LOGGER = MsoLogger.getMsoLogger (MsoLogger.Catalog.ASDC,BpmnInstaller.class);
private static final String BPMN_SUFFIX = ".bpmn";
private static final String CAMUNDA_URL = "mso.camundaURL";
private static final String CREATE_DEPLOYMENT_PATH = "/sobpmnengine/deployment/create";
@Autowired
private Environment env;
public void installBpmn(String csarFilePath) {
LOGGER.info("Deploying BPMN files from " + csarFilePath);
try {
ZipInputStream csarFile = new ZipInputStream(new FileInputStream(Paths.get(csarFilePath).normalize().toString()));
ZipEntry entry = csarFile.getNextEntry();
while (entry != null) {
String name = entry.getName();
if (name.endsWith(BPMN_SUFFIX)) {
LOGGER.debug("Attempting to deploy BPMN file: " + name);
try {
Path p = Paths.get(name);
String fileName = p.getFileName().toString();
extractBpmnFileFromCsar(csarFile, fileName);
HttpResponse response = sendDeploymentRequest(fileName);
LOGGER.debug("Response status line: " + response.getStatusLine());
LOGGER.debug("Response entity: " + response.getEntity().toString());
if (response.getStatusLine().getStatusCode() != 200) {
LOGGER.debug("Failed deploying BPMN " + name);
LOGGER.error(MessageEnum.ASDC_ARTIFACT_NOT_DEPLOYED_DETAIL,
name,
fileName,
"",
Integer.toString(response.getStatusLine().getStatusCode()), "", "", MsoLogger.ErrorCode.DataError, "ASDC BPMN deploy failed");
}
else {
LOGGER.debug("Successfully deployed to Camunda: " + name);
}
}
catch (Exception e) {
LOGGER.debug("Exception :",e);
LOGGER.error(MessageEnum.ASDC_ARTIFACT_NOT_DEPLOYED_DETAIL,
name,
"",
"",
e.getMessage(), "", "", MsoLogger.ErrorCode.DataError, "ASDC BPMN deploy failed");
}
}
entry = csarFile.getNextEntry();
}
csarFile.close();
} catch (IOException ex) {
LOGGER.debug("Exception :",ex);
LOGGER.error(MessageEnum.ASDC_ARTIFACT_NOT_DEPLOYED_DETAIL,
csarFilePath,
"",
"",
ex.getMessage(), "", "", MsoLogger.ErrorCode.DataError, "ASDC reading CSAR with workflows failed");
}
return;
}
public boolean containsWorkflows(String csarFilePath) {
boolean workflowsInCsar = false;
try {
ZipFile zipFile = new ZipFile(csarFilePath);
Enumeration<? extends ZipEntry> zipEntries = zipFile.entries();
while (zipEntries.hasMoreElements()) {
String fileName = ((ZipEntry) zipEntries.nextElement()).getName();
if (fileName.endsWith(BPMN_SUFFIX)) {
workflowsInCsar = true;
break;
}
}
}
catch (Exception e) {
LOGGER.debug("Exception :",e);
LOGGER.error(MessageEnum.ASDC_ARTIFACT_CHECK_EXC,
csarFilePath,
"",
"",
e.getMessage(), "", "", MsoLogger.ErrorCode.DataError, "ASDC Unable to check CSAR entries");
}
return workflowsInCsar;
}
protected HttpResponse sendDeploymentRequest(String bpmnFileName) throws Exception {
HttpClient client = HttpClientBuilder.create().build();
URI deploymentUri = new URI(this.env.getProperty(CAMUNDA_URL) + CREATE_DEPLOYMENT_PATH);
HttpPost post = new HttpPost(deploymentUri);
RequestConfig requestConfig =
RequestConfig.custom().setSocketTimeout(1000000).setConnectTimeout(1000).setConnectionRequestTimeout(1000).build();
post.setConfig(requestConfig);
HttpEntity requestEntity = buildMimeMultipart(bpmnFileName);
post.setEntity(requestEntity);
return client.execute(post);
}
protected HttpEntity buildMimeMultipart(String bpmnFileName) throws Exception {
FileInputStream bpmnFileStream = new FileInputStream (Paths.get(System.getProperty("mso.config.path"),"ASDC", bpmnFileName).normalize().toString());
byte[] bytesToSend = IOUtils.toByteArray(bpmnFileStream);
HttpEntity requestEntity = MultipartEntityBuilder.create()
.addPart(FormBodyPartBuilder.create()
.setName("deployment-name")
.setBody(new StringBody("MSO Sample 1", ContentType.TEXT_PLAIN))
.setField("Content-Disposition", String.format("form-data; name=\"%s\"", "deployment-name"))
.build())
.addPart(FormBodyPartBuilder.create()
.setName("enable-duplicate-filtering")
.setBody(new StringBody("false", ContentType.TEXT_PLAIN))
.setField("Content-Disposition", String.format("form-data; name=\"%s\"", "enable-duplicate-filtering"))
.build())
.addPart(FormBodyPartBuilder.create()
.setName("deplpy-changed-only")
.setBody(new StringBody("false", ContentType.TEXT_PLAIN))
.setField("Content-Disposition", String.format("form-data; name=\"%s\"", "deploy-changed-only"))
.build())
.addPart(FormBodyPartBuilder.create()
.setName("deployment-source")
.setBody(new StringBody("local", ContentType.TEXT_PLAIN))
.setField("Content-Disposition", String.format("form-data; name=\"%s\"", "deployment-source"))
.build())
.addPart(FormBodyPartBuilder.create()
.setName(bpmnFileName)
.setBody(new ByteArrayBody(bytesToSend, ContentType.create("octet"), bpmnFileName))
.setField("Content-Disposition", String.format("form-data; name=\"%s\"; filename=\"%s\"; size=%d", bpmnFileName, bpmnFileName, bytesToSend.length))
.build())
.build();
IOUtils.closeQuietly(bpmnFileStream);
return requestEntity;
}
/* protected void extractBpmnFileFromCsar(ZipInputStream zipIn, String fileName) throws IOException */
protected void extractBpmnFileFromCsar(ZipInputStream zipIn, String fileName) {
String filePath = Paths.get(System.getProperty("mso.config.path"), "ASDC", fileName).normalize().toString();
/* BufferedOutputStream outputStream = new BufferedOutputStream(new FileOutputStream(filePath)); */
try (BufferedOutputStream outputStream = new BufferedOutputStream(new FileOutputStream(filePath))){
byte[] bytesIn = new byte[4096];
int read = 0;
while ((read = zipIn.read(bytesIn)) != -1) {
outputStream.write(bytesIn, 0, read);
}
/* outputStream.close(); */
} catch (IOException e) {
LOGGER.error("Unable to open file.", e);
}
}
}
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