asdc-controller/src/main/java/org/onap/so/asdc/installer/bpmn/WorkflowResource.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.util.ArrayList;
  26 import java.util.List;
  27 import java.util.Map;
  28 import java.util.regex.Matcher;
  29 import java.util.regex.Pattern;
  30 import org.apache.http.HttpResponse;
  31 import org.onap.sdc.api.notification.IArtifactInfo;
  32 import org.onap.so.asdc.installer.VfResourceStructure;
  33 import org.onap.so.asdc.installer.WorkflowArtifact;
  34 import org.onap.so.db.catalog.beans.ActivitySpec;
  35 import org.onap.so.db.catalog.beans.VnfResource;
  36 import org.onap.so.db.catalog.beans.VnfResourceWorkflow;
  37 import org.onap.so.db.catalog.beans.Workflow;
  38 import org.onap.so.db.catalog.beans.WorkflowActivitySpecSequence;
  39 import org.onap.so.db.catalog.data.repository.ActivitySpecRepository;
  40 import org.onap.so.db.catalog.data.repository.VnfResourceRepository;
  41 import org.onap.so.db.catalog.data.repository.WorkflowRepository;
  42 import org.onap.so.logger.ErrorCode;
  43 import org.onap.so.logger.MessageEnum;
  44 import org.slf4j.Logger;
  45 import org.slf4j.LoggerFactory;
  46 import org.springframework.beans.factory.annotation.Autowired;
  47 import org.springframework.http.HttpStatus;
  48 import org.springframework.stereotype.Component;
  49
  50 @Component
  51 public class WorkflowResource {
  52     protected static final Logger logger = LoggerFactory.getLogger(WorkflowResource.class);
  53
  54     private static final String pattern = ".*\\\"activity:(.*)\\\" .*";
  55     private static final String TARGET_RESOURCE_VNF = "vnf";
  56     private static final String SOURCE_SDC = "sdc";
  57     private static final String BPMN_SUFFIX = ".bpmn";
  58
  59     @Autowired
  60     protected WorkflowRepository workflowRepo;
  61
  62     @Autowired
  63     protected ActivitySpecRepository activityRepo;
  64
  65     @Autowired
  66     protected VnfResourceRepository vnfResourceRepo;
  67
  68     @Autowired
  69     private BpmnInstaller bpmnInstaller;
  70
  71     public void processWorkflows(VfResourceStructure vfResourceStructure) throws Exception {
  72         Map<String, WorkflowArtifact> artifactsMapByUUID = vfResourceStructure.getWorkflowArtifactsMapByUUID();
  73         if (artifactsMapByUUID != null && !artifactsMapByUUID.isEmpty()) {
  74             String vfResourceModelUuid = vfResourceStructure.getResourceInstance().getResourceUUID();
  75             VnfResource vnfResource = vnfResourceRepo.findResourceByModelUUID(vfResourceModelUuid);
  76             if (vnfResource == null) {
  77                 logger.debug("Failed deploying BPMN for vfResourceModelUUID {}", vfResourceModelUuid);
  78                 logger.error("{} {} {} {} {} {}", MessageEnum.ASDC_ARTIFACT_NOT_DEPLOYED_DETAIL.toString(),
  79                         vfResourceModelUuid, vfResourceModelUuid, HttpStatus.NOT_FOUND, ErrorCode.DataError.getValue(),
  80                         "ASDC BPMN deploy failed");
  81                 throw (new Exception("VF Resource not present in Catalog DB: " + vfResourceModelUuid));
  82             }
  83             for (String uuid : artifactsMapByUUID.keySet()) {
  84                 WorkflowArtifact artifactToInstall = artifactsMapByUUID.get(uuid);
  85                 if (isLatestVersionAvailable(artifactsMapByUUID, artifactToInstall)) {
  86                     logger.debug("Installing the BPMN: " + artifactToInstall.getArtifactInfo().getArtifactName());
  87                     deployWorkflowResourceToCamunda(artifactToInstall);
  88                     installWorkflowResource(artifactToInstall, vfResourceModelUuid);
  89                 } else {
  90                     logger.debug("Skipping installing - not the latest version: "
  91                             + artifactToInstall.getArtifactInfo().getArtifactName());
  92                 }
  93             }
  94         }
  95     }
  96
  97     protected void deployWorkflowResourceToCamunda(WorkflowArtifact artifact) throws Exception {
  98         String bpmnName = artifact.getArtifactInfo().getArtifactName();
  99         String version = artifact.getArtifactInfo().getArtifactVersion();
 100         logger.debug("BPMN Name: " + bpmnName);
 101         try {
 102             HttpResponse response = bpmnInstaller.sendDeploymentRequest(bpmnName, version);
 103             logger.debug("Response status line: {}", response.getStatusLine());
 104             logger.debug("Response entity: {}", response.getEntity().toString());
 105             if (response.getStatusLine().getStatusCode() != 200) {
 106                 logger.debug("Failed deploying BPMN {}", bpmnName);
 107                 logger.error("{} {} {} {} {} {}", MessageEnum.ASDC_ARTIFACT_NOT_DEPLOYED_DETAIL.toString(), bpmnName,
 108                         bpmnName, Integer.toString(response.getStatusLine().getStatusCode()),
 109                         ErrorCode.DataError.getValue(), "ASDC BPMN deploy failed");
 110                 throw (new Exception("Error from Camunda on deploying the BPMN: " + bpmnName));
 111             } else {
 112                 logger.debug("Successfully deployed to Camunda: {}", bpmnName);
 113             }
 114         } catch (Exception e) {
 115             logger.debug("Exception :", e);
 116             logger.error("{} {} {} {} {}", MessageEnum.ASDC_ARTIFACT_NOT_DEPLOYED_DETAIL.toString(), bpmnName,
 117                     e.getMessage(), ErrorCode.DataError.getValue(), "ASDC BPMN deploy failed");
 118             throw e;
 119         }
 120     }
 121
 122     protected void installWorkflowResource(WorkflowArtifact artifact, String vfResourceModelUuid) throws Exception {
 123         IArtifactInfo artifactInfo = artifact.getArtifactInfo();
 124
 125         Workflow workflow = new Workflow();
 126
 127         workflow.setArtifactChecksum(artifactInfo.getArtifactChecksum());
 128         workflow.setArtifactName(artifactInfo.getArtifactName());
 129         workflow.setArtifactUUID(artifactInfo.getArtifactUUID());
 130         workflow.setBody(artifact.getResult());
 131         workflow.setDescription(artifactInfo.getArtifactDescription());
 132         workflow.setName(getWorkflowNameFromArtifactName(artifactInfo.getArtifactName()));
 133         workflow.setResourceTarget(TARGET_RESOURCE_VNF);
 134         workflow.setSource(SOURCE_SDC);
 135         workflow.setTimeoutMinutes(artifactInfo.getArtifactTimeout());
 136         workflow.setOperationName(getWorkflowNameFromArtifactName(artifactInfo.getArtifactName()));
 137         workflow.setVersion(getWorkflowVersionFromArtifactName(artifactInfo.getArtifactName()));
 138
 139         VnfResourceWorkflow vnfResourceWorkflow = new VnfResourceWorkflow();
 140         vnfResourceWorkflow.setVnfResourceModelUUID(vfResourceModelUuid);
 141         vnfResourceWorkflow.setWorkflow(workflow);
 142         List<VnfResourceWorkflow> vnfResourceWorkflows = new ArrayList<VnfResourceWorkflow>();
 143         vnfResourceWorkflows.add(vnfResourceWorkflow);
 144
 145         workflow.setVnfResourceWorkflow(vnfResourceWorkflows);
 146
 147         List<String> activityNames = getActivityNameList(artifact.getResult());
 148         List<WorkflowActivitySpecSequence> wfss = getWorkflowActivitySpecSequence(activityNames, workflow);
 149         workflow.setWorkflowActivitySpecSequence(wfss);
 150
 151         workflowRepo.save(workflow);
 152
 153     }
 154
 155     protected boolean isLatestVersionAvailable(Map<String, WorkflowArtifact> artifactsMapByUUID,
 156             WorkflowArtifact artifact) {
 157         String workflowName = getWorkflowNameFromArtifactName(artifact.getArtifactInfo().getArtifactName());
 158         Double workflowVersion = getWorkflowVersionFromArtifactName(artifact.getArtifactInfo().getArtifactName());
 159         if (workflowVersion == null) {
 160             workflowVersion = 0.0;
 161         }
 162         for (WorkflowArtifact artifactInMap : artifactsMapByUUID.values()) {
 163             Double versionInMap = getWorkflowVersionFromArtifactName(artifactInMap.getArtifactInfo().getArtifactName());
 164             if (versionInMap == null) {
 165                 versionInMap = 0.0;
 166             }
 167             if (workflowName.equals(getWorkflowNameFromArtifactName(artifactInMap.getArtifactInfo().getArtifactName()))
 168                     && Double.compare(workflowVersion, versionInMap) < 0) {
 169                 return false;
 170             }
 171         }
 172         return true;
 173     }
 174
 175     protected List<String> getActivityNameList(String bpmnContent) {
 176         List<String> activityNameList = new ArrayList<String>();
 177
 178         Pattern p = Pattern.compile(pattern);
 179         Matcher m = p.matcher(bpmnContent);
 180         while (m.find()) {
 181             activityNameList.add(m.group(1));
 182         }
 183         return activityNameList;
 184     }
 185
 186     protected List<WorkflowActivitySpecSequence> getWorkflowActivitySpecSequence(List<String> activityNames,
 187             Workflow workflow) throws Exception {
 188         if (activityNames == null || activityNames.size() == 0) {
 189             return null;
 190         }
 191         List<WorkflowActivitySpecSequence> workflowActivitySpecs = new ArrayList<WorkflowActivitySpecSequence>();
 192         int seqNo = 1;
 193         for (String activityName : activityNames) {
 194             ActivitySpec activitySpec = activityRepo.findByName(activityName);
 195             if (activitySpec != null) {
 196                 WorkflowActivitySpecSequence workflowActivitySpec = new WorkflowActivitySpecSequence();
 197                 workflowActivitySpec.setActivitySpec(activitySpec);
 198                 workflowActivitySpec.setWorkflow(workflow);
 199                 workflowActivitySpec.setSeqNo(seqNo);
 200                 seqNo++;
 201                 workflowActivitySpecs.add(workflowActivitySpec);
 202             }
 203         }
 204         return workflowActivitySpecs;
 205     }
 206
 207     public String getWorkflowNameFromArtifactName(String artifactName) {
 208         if (artifactName == null) {
 209             return null;
 210         } else {
 211             if (artifactName.contains(BPMN_SUFFIX)) {
 212                 return artifactName.substring(0, artifactName.lastIndexOf(BPMN_SUFFIX)).split("-")[0];
 213             } else {
 214                 return artifactName.split("-")[0];
 215             }
 216         }
 217     }
 218
 219     public Double getWorkflowVersionFromArtifactName(String artifactName) {
 220         if (artifactName == null) {
 221             return null;
 222         } else {
 223             String[] workflowNameParts = null;
 224             if (artifactName.contains(BPMN_SUFFIX)) {
 225                 workflowNameParts = artifactName.substring(0, artifactName.lastIndexOf(BPMN_SUFFIX)).split("-");
 226             } else {
 227                 workflowNameParts = artifactName.split("-");
 228             }
 229             if (workflowNameParts.length < 2) {
 230                 return null;
 231             } else {
 232                 return Double.valueOf(workflowNameParts[1].replaceAll("_", "."));
 233             }
 234         }
 235     }
 236 }