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/*-
* ============LICENSE_START=======================================================
* ONAP - SO
* ================================================================================
* Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* Modifications Copyright (c) 2019 Samsung
* ================================================================================
* Modifications Copyright (c) 2020 Nokia
* ================================================================================
* 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.net.URISyntaxException;
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.commons.lang3.StringUtils;
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.asdc.client.ASDCConfiguration;
import org.onap.so.logger.ErrorCode;
import org.onap.so.logger.LoggingAnchor;
import org.onap.so.logger.MessageEnum;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
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 Logger logger = LoggerFactory.getLogger(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;
@Autowired
private ASDCConfiguration asdcConfig;
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(LoggingAnchor.SIX, MessageEnum.ASDC_ARTIFACT_NOT_DEPLOYED_DETAIL.toString(),
name, fileName, Integer.toString(response.getStatusLine().getStatusCode()),
ErrorCode.DataError.getValue(), "ASDC BPMN deploy failed");
} else {
logger.debug("Successfully deployed to Camunda: {}", name);
}
} catch (Exception e) {
logger.debug("Exception :", e);
logger.error(LoggingAnchor.FIVE, MessageEnum.ASDC_ARTIFACT_NOT_DEPLOYED_DETAIL.toString(), name,
e.getMessage(), ErrorCode.DataError.getValue(), "ASDC BPMN deploy failed");
}
}
entry = csarFile.getNextEntry();
}
} catch (IOException ex) {
logger.debug("Exception :", ex);
logger.error(LoggingAnchor.FIVE, MessageEnum.ASDC_ARTIFACT_NOT_DEPLOYED_DETAIL.toString(), csarFilePath,
ex.getMessage(), ErrorCode.DataError.getValue(), "ASDC reading CSAR with workflows failed");
}
}
public boolean containsWorkflows(String csarFilePath) {
try (ZipFile zipFile = new ZipFile(csarFilePath)) {
Enumeration<? extends ZipEntry> zipEntries = zipFile.entries();
while (zipEntries.hasMoreElements()) {
String fileName = zipEntries.nextElement().getName();
if (fileName.endsWith(BPMN_SUFFIX)) {
return true;
}
}
} catch (Exception e) {
logger.debug("Exception :", e);
logger.error(LoggingAnchor.FIVE, MessageEnum.ASDC_ARTIFACT_CHECK_EXC.toString(), csarFilePath,
e.getMessage(), ErrorCode.DataError.getValue(), "ASDC Unable to check CSAR entries");
}
return false;
}
protected HttpResponse sendDeploymentRequest(String bpmnFileName, String version)
throws IOException, URISyntaxException {
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, version);
post.setEntity(requestEntity);
return client.execute(post);
}
protected HttpEntity buildMimeMultipart(String bpmnFileName, String version) throws IOException {
FileInputStream bpmnFileStream = new FileInputStream(
Paths.get(getMsoConfigPath(), "ASDC", version, 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) {
String filePath = Paths.get(System.getProperty("mso.config.path"), "ASDC", fileName).normalize().toString();
try (BufferedOutputStream outputStream = new BufferedOutputStream(new FileOutputStream(filePath))) {
byte[] bytesIn = new byte[4096];
int read;
while ((read = zipIn.read(bytesIn)) != -1) {
outputStream.write(bytesIn, 0, read);
}
} catch (IOException e) {
logger.error("Unable to open file.", e);
}
}
private String getMsoConfigPath() {
String msoConfigPath = System.getProperty("mso.config.path");
if (msoConfigPath == null) {
logger.info("Unable to find the system property mso.config.path, use the default configuration");
msoConfigPath = StringUtils.defaultString(asdcConfig.getPropertyOrNull("mso.config.defaultpath"));
}
logger.info("MSO config path is: {}", msoConfigPath);
return msoConfigPath;
}
}
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