renderer/src/main/java/org/opendaylight/transportpce/renderer/provisiondevice/tasks/DeviceRenderingRollbackTask.java

   1 /*
   2  * Copyright © 2017 AT&T and others.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8 package org.opendaylight.transportpce.renderer.provisiondevice.tasks;
   9
  10 import java.util.ArrayList;
  11 import java.util.List;
  12 import org.opendaylight.transportpce.renderer.provisiondevice.DeviceRendererService;
  13 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev170228.RendererRollbackInput;
  14 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev170228.RendererRollbackInputBuilder;
  15 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev170228.RendererRollbackOutput;
  16 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev170228.renderer.rollback.output.FailedToRollback;
  17 import org.opendaylight.yang.gen.v1.http.org.transportpce.common.types.rev170907.node.interfaces.NodeInterface;
  18 import org.slf4j.Logger;
  19 import org.slf4j.LoggerFactory;
  20
  21 public class DeviceRenderingRollbackTask extends RollbackTask {
  22
  23     private static final Logger LOG = LoggerFactory.getLogger(DeviceRenderingRollbackTask.class);
  24     private final boolean isRollbackNecessary;
  25     private final DeviceRendererService rendererService;
  26     private final List<NodeInterface> renderedInterfaces;
  27
  28     public DeviceRenderingRollbackTask(String id, boolean isRollbackNecessary, List<NodeInterface> renderedInterfaces,
  29             DeviceRendererService rendererService) {
  30         super(id);
  31         this.isRollbackNecessary = isRollbackNecessary;
  32         this.rendererService = rendererService;
  33         this.renderedInterfaces = renderedInterfaces;
  34     }
  35
  36     @Override
  37     public boolean isRollbackNecessary() {
  38         return isRollbackNecessary;
  39     }
  40
  41     @Override
  42     public Void call() throws Exception {
  43         RendererRollbackInput rollbackInput = new RendererRollbackInputBuilder()
  44                 .setNodeInterface(this.renderedInterfaces)
  45                 .build();
  46         RendererRollbackOutput rollbackOutput = this.rendererService.rendererRollback(rollbackInput);
  47         if (! rollbackOutput.isSuccess()) {
  48             LOG.warn("Device rendering rollback of {} was not successful! Failed rollback on {}.", this.getId(),
  49                     createErrorMessage(rollbackOutput.getFailedToRollback()));
  50         } else {
  51             LOG.info("Device rollback of {} successful.", this.getId());
  52         }
  53         return null;
  54     }
  55
  56     private String createErrorMessage(List<FailedToRollback> failedRollbacks) {
  57         List<String> failedRollbackNodes = new ArrayList<>();
  58         failedRollbacks.forEach(failedRollback -> {
  59             String nodeId = failedRollback.getNodeId();
  60             failedRollbackNodes.add(nodeId + ": " + String.join(", ", failedRollback.getInterface()));
  61         });
  62         return String.join(System.lineSeparator(), failedRollbackNodes);
  63     }
  64
  65 }