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/*-
* ============LICENSE_START=======================================================
* ONAP - SO
* ================================================================================
* Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* Modifications Copyright (c) 2019 Samsung
* ================================================================================
* 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.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import org.onap.so.logger.LoggingAnchor;
import org.apache.http.HttpResponse;
import org.onap.sdc.api.notification.IArtifactInfo;
import org.onap.so.asdc.installer.VfResourceStructure;
import org.onap.so.asdc.installer.WorkflowArtifact;
import org.onap.so.db.catalog.beans.ActivitySpec;
import org.onap.so.db.catalog.beans.VnfResource;
import org.onap.so.db.catalog.beans.VnfResourceWorkflow;
import org.onap.so.db.catalog.beans.Workflow;
import org.onap.so.db.catalog.beans.WorkflowActivitySpecSequence;
import org.onap.so.db.catalog.data.repository.ActivitySpecRepository;
import org.onap.so.db.catalog.data.repository.VnfResourceRepository;
import org.onap.so.db.catalog.data.repository.WorkflowRepository;
import org.onap.so.logger.ErrorCode;
import org.onap.so.logger.MessageEnum;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.HttpStatus;
import org.springframework.stereotype.Component;
@Component
public class WorkflowResource {
protected static final Logger logger = LoggerFactory.getLogger(WorkflowResource.class);
private static final String pattern = ".*\\\"activity:(.*)\\\" .*";
private static final String TARGET_RESOURCE_VNF = "vnf";
private static final String SOURCE_SDC = "sdc";
private static final String BPMN_SUFFIX = ".bpmn";
@Autowired
protected WorkflowRepository workflowRepo;
@Autowired
protected ActivitySpecRepository activityRepo;
@Autowired
protected VnfResourceRepository vnfResourceRepo;
@Autowired
private BpmnInstaller bpmnInstaller;
public void processWorkflows(VfResourceStructure vfResourceStructure) throws Exception {
Map<String, WorkflowArtifact> artifactsMapByUUID = vfResourceStructure.getWorkflowArtifactsMapByUUID();
if (artifactsMapByUUID != null && !artifactsMapByUUID.isEmpty()) {
String vfResourceModelUuid = vfResourceStructure.getResourceInstance().getResourceUUID();
VnfResource vnfResource = vnfResourceRepo.findResourceByModelUUID(vfResourceModelUuid);
if (vnfResource == null) {
logger.debug("Failed deploying BPMN for vfResourceModelUUID {}", vfResourceModelUuid);
logger.error("{} {} {} {} {} {}", MessageEnum.ASDC_ARTIFACT_NOT_DEPLOYED_DETAIL.toString(),
vfResourceModelUuid, vfResourceModelUuid, HttpStatus.NOT_FOUND, ErrorCode.DataError.getValue(),
"ASDC BPMN deploy failed");
throw (new Exception("VF Resource not present in Catalog DB: " + vfResourceModelUuid));
}
for (String uuid : artifactsMapByUUID.keySet()) {
WorkflowArtifact artifactToInstall = artifactsMapByUUID.get(uuid);
if (isLatestVersionAvailable(artifactsMapByUUID, artifactToInstall)) {
logger.debug("Installing the BPMN: " + artifactToInstall.getArtifactInfo().getArtifactName());
deployWorkflowResourceToCamunda(artifactToInstall);
installWorkflowResource(artifactToInstall, vfResourceModelUuid);
} else {
logger.debug("Skipping installing - not the latest version: "
+ artifactToInstall.getArtifactInfo().getArtifactName());
}
}
}
}
protected void deployWorkflowResourceToCamunda(WorkflowArtifact artifact) throws Exception {
String bpmnName = artifact.getArtifactInfo().getArtifactName();
String version = artifact.getArtifactInfo().getArtifactVersion();
logger.debug("BPMN Name: " + bpmnName);
try {
HttpResponse response = bpmnInstaller.sendDeploymentRequest(bpmnName, version);
logger.debug("Response status line: {}", response.getStatusLine());
logger.debug("Response entity: {}", response.getEntity().toString());
if (response.getStatusLine().getStatusCode() != 200) {
logger.debug("Failed deploying BPMN {}", bpmnName);
logger.error(LoggingAnchor.SIX, MessageEnum.ASDC_ARTIFACT_NOT_DEPLOYED_DETAIL.toString(), bpmnName,
bpmnName, Integer.toString(response.getStatusLine().getStatusCode()),
ErrorCode.DataError.getValue(), "ASDC BPMN deploy failed");
throw (new Exception("Error from Camunda on deploying the BPMN: " + bpmnName));
} else {
logger.debug("Successfully deployed to Camunda: {}", bpmnName);
}
} catch (Exception e) {
logger.debug("Exception :", e);
logger.error(LoggingAnchor.FIVE, MessageEnum.ASDC_ARTIFACT_NOT_DEPLOYED_DETAIL.toString(), bpmnName,
e.getMessage(), ErrorCode.DataError.getValue(), "ASDC BPMN deploy failed");
throw e;
}
}
protected void installWorkflowResource(WorkflowArtifact artifact, String vfResourceModelUuid) throws Exception {
IArtifactInfo artifactInfo = artifact.getArtifactInfo();
Workflow workflow = new Workflow();
workflow.setArtifactChecksum(artifactInfo.getArtifactChecksum());
workflow.setArtifactName(artifactInfo.getArtifactName());
workflow.setArtifactUUID(artifactInfo.getArtifactUUID());
workflow.setBody(artifact.getResult());
workflow.setDescription(artifactInfo.getArtifactDescription());
workflow.setName(getWorkflowNameFromArtifactName(artifactInfo.getArtifactName()));
workflow.setResourceTarget(TARGET_RESOURCE_VNF);
workflow.setSource(SOURCE_SDC);
workflow.setTimeoutMinutes(artifactInfo.getArtifactTimeout());
workflow.setOperationName(getWorkflowNameFromArtifactName(artifactInfo.getArtifactName()));
workflow.setVersion(getWorkflowVersionFromArtifactName(artifactInfo.getArtifactName()));
VnfResourceWorkflow vnfResourceWorkflow = new VnfResourceWorkflow();
vnfResourceWorkflow.setVnfResourceModelUUID(vfResourceModelUuid);
vnfResourceWorkflow.setWorkflow(workflow);
List<VnfResourceWorkflow> vnfResourceWorkflows = new ArrayList<>();
vnfResourceWorkflows.add(vnfResourceWorkflow);
workflow.setVnfResourceWorkflow(vnfResourceWorkflows);
List<String> activityNames = getActivityNameList(artifact.getResult());
List<WorkflowActivitySpecSequence> wfss = getWorkflowActivitySpecSequence(activityNames, workflow);
workflow.setWorkflowActivitySpecSequence(wfss);
workflowRepo.save(workflow);
}
protected boolean isLatestVersionAvailable(Map<String, WorkflowArtifact> artifactsMapByUUID,
WorkflowArtifact artifact) {
String workflowName = getWorkflowNameFromArtifactName(artifact.getArtifactInfo().getArtifactName());
Double workflowVersion = getWorkflowVersionFromArtifactName(artifact.getArtifactInfo().getArtifactName());
if (workflowVersion == null) {
workflowVersion = 0.0;
}
for (WorkflowArtifact artifactInMap : artifactsMapByUUID.values()) {
Double versionInMap = getWorkflowVersionFromArtifactName(artifactInMap.getArtifactInfo().getArtifactName());
if (versionInMap == null) {
versionInMap = 0.0;
}
if (workflowName.equals(getWorkflowNameFromArtifactName(artifactInMap.getArtifactInfo().getArtifactName()))
&& Double.compare(workflowVersion, versionInMap) < 0) {
return false;
}
}
return true;
}
protected List<String> getActivityNameList(String bpmnContent) {
List<String> activityNameList = new ArrayList<>();
Pattern p = Pattern.compile(pattern);
Matcher m = p.matcher(bpmnContent);
while (m.find()) {
activityNameList.add(m.group(1));
}
return activityNameList;
}
protected List<WorkflowActivitySpecSequence> getWorkflowActivitySpecSequence(List<String> activityNames,
Workflow workflow) throws Exception {
if (activityNames == null || activityNames.isEmpty()) {
return null;
}
List<WorkflowActivitySpecSequence> workflowActivitySpecs = new ArrayList<>();
int seqNo = 1;
for (String activityName : activityNames) {
ActivitySpec activitySpec = activityRepo.findByName(activityName);
if (activitySpec != null) {
WorkflowActivitySpecSequence workflowActivitySpec = new WorkflowActivitySpecSequence();
workflowActivitySpec.setActivitySpec(activitySpec);
workflowActivitySpec.setWorkflow(workflow);
workflowActivitySpec.setSeqNo(seqNo);
seqNo++;
workflowActivitySpecs.add(workflowActivitySpec);
}
}
return workflowActivitySpecs;
}
public String getWorkflowNameFromArtifactName(String artifactName) {
if (artifactName == null) {
return null;
} else {
if (artifactName.contains(BPMN_SUFFIX)) {
return artifactName.substring(0, artifactName.lastIndexOf(BPMN_SUFFIX)).split("-")[0];
} else {
return artifactName.split("-")[0];
}
}
}
public Double getWorkflowVersionFromArtifactName(String artifactName) {
if (artifactName == null) {
return null;
} else {
String[] workflowNameParts = null;
if (artifactName.contains(BPMN_SUFFIX)) {
workflowNameParts = artifactName.substring(0, artifactName.lastIndexOf(BPMN_SUFFIX)).split("-");
} else {
workflowNameParts = artifactName.split("-");
}
if (workflowNameParts.length < 2) {
return null;
} else {
return Double.valueOf(workflowNameParts[1].replaceAll("_", "."));
}
}
}
}
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