Java 类com.amazonaws.services.ec2.model.DescribeVolumesResult 实例源码

@Override
public void onSuccess(DescribeVolumesRequest request,
        DescribeVolumesResult result) {
    OperationContext.restoreOperationContext(this.opContext);
    result.getVolumes()
            .forEach(volume -> {
                this.context.remoteAWSVolumes.put(volume.getVolumeId(), volume);
                this.context.remoteAWSVolumeIds.add(volume.getVolumeId());
            });

    this.service.logFine(() -> String.format("Successfully enumerated %d volumes on the AWS"
            + " host", result.getVolumes().size()));
    // Save the reference to the next token that will be used to retrieve the next page of
    // results from AWS.
    this.context.nextToken = result.getNextToken();
    if (this.context.remoteAWSVolumes.size() == 0) {
        if (this.context.nextToken != null) {
            this.context.subStage = EBSVolumesEnumerationSubStage.GET_NEXT_PAGE;
        } else {
            this.context.subStage = EBSVolumesEnumerationSubStage.DELETE_DISKS;
        }
    }
    handleReceivedEnumerationData();
}

/**
 * Creates a volume and return the volume id.
 */
public static String createVolume(VerificationHost host, AmazonEC2Client client) {
    CreateVolumeRequest req = new CreateVolumeRequest()
            .withAvailabilityZone(zoneId + avalabilityZoneIdentifier)
            .withSize(1);
    CreateVolumeResult res = client.createVolume(req);
    String volumeId = res.getVolume().getVolumeId();
    Filter filter = new Filter().withName(VOLUME_ID_ATTRIBUTE).withValues(volumeId);

    DescribeVolumesRequest volumesRequest = new DescribeVolumesRequest()
            .withVolumeIds(volumeId)
            .withFilters(filter);

    host.waitFor("Timeout waiting for creating volume", () -> {
        DescribeVolumesResult volumesResult = client.describeVolumes(volumesRequest);
        String state = volumesResult.getVolumes().get(0).getState();
        if (state.equalsIgnoreCase(VOLUME_STATUS_AVAILABLE)) {
            return true;
        }
        return false;
    });
    return volumeId;
}

/**
 * Method to get Disk details directly from Amazon
 */
public static List<Volume> getAwsDisksByIds(AmazonEC2AsyncClient client,
        VerificationHost host, List<String> diskIds) throws Throwable {
    try {

        host.log("Getting disks with ids " + diskIds
                + " from the AWS endpoint using the EC2 client.");

        DescribeVolumesRequest describeVolumesRequest = new DescribeVolumesRequest()
                .withVolumeIds(diskIds);

        DescribeVolumesResult describeVolumesResult = client
                .describeVolumes(describeVolumesRequest);

        return describeVolumesResult.getVolumes();
    } catch (Exception e) {
        if (e instanceof AmazonEC2Exception
                && ((AmazonEC2Exception) e).getErrorCode()
                .equalsIgnoreCase(AWS_INVALID_VOLUME_ID_ERROR_CODE)) {
            return null;
        }
    }
    return new ArrayList<>();
}

protected Volume getVolume(AmazonEC2AsyncClient client, Instance awsInstance, String deviceName) {
    InstanceBlockDeviceMapping bootDiskMapping = awsInstance.getBlockDeviceMappings().stream()
            .filter(blockDeviceMapping -> blockDeviceMapping.getDeviceName().equals(deviceName))
            .findAny()
            .orElse(null);

    //The ami used in this test is an ebs-backed AMI
    assertNotNull("Device type should be ebs type", bootDiskMapping.getEbs());

    String bootVolumeId = bootDiskMapping.getEbs().getVolumeId();
    DescribeVolumesRequest describeVolumesRequest = new DescribeVolumesRequest()
            .withVolumeIds(bootVolumeId);
    DescribeVolumesResult describeVolumesResult = client
            .describeVolumes(describeVolumesRequest);

    return describeVolumesResult.getVolumes().get(0);
}

/**
 * This method returns all the volumes.
 * @return returns list of EBS volumes.
 */
public List<Volume> getAllEBSVolumes() throws AmazonClientException {

    List<Volume> allEBSVolumes;
    try {
        DescribeVolumesResult describeVolumesResult = this.amazonEc2.describeVolumes();
        allEBSVolumes = describeVolumesResult.getVolumes();

    } catch(AmazonClientException e) {
        System.out.println("ERROR : fetching volumes.");
        e.printStackTrace();
        throw e;
    }

    List<String> allVolumesIds = allEBSVolumes.stream().map(e -> e.getVolumeId()).collect(Collectors.toList());
    System.out.println("INFO : All Volumes Ids : " + allVolumesIds);
    return allEBSVolumes;
}

/**
 * Get EBS volumes attached to the specified virtual instance id.
 *
 * @return list of ebs volumes
 */
@VisibleForTesting
List<Volume> getVolumes(String virtualInstanceId) {
  String ec2InstanceId = getOnlyElement(
      getEC2InstanceIdsByVirtualInstanceId(
          Collections.singletonList(virtualInstanceId)
      ).values()
  );

  InstanceAttribute instanceAttribute =
      describeInstanceAttribute(ec2InstanceId, InstanceAttributeName.BlockDeviceMapping);
  List<InstanceBlockDeviceMapping> blockDeviceMappings =
      instanceAttribute.getBlockDeviceMappings();

  List<String> volumeIds = Lists.newArrayList();
  for (InstanceBlockDeviceMapping mapping : blockDeviceMappings) {
    volumeIds.add(mapping.getEbs().getVolumeId());
  }

  DescribeVolumesResult volumeResults = client.describeVolumes(
      new DescribeVolumesRequest().withVolumeIds(volumeIds)
  );

  return volumeResults.getVolumes();
}

public Volume describeVolume(AwsProcessClient awsProcessClient, String volumeId) {
    // 単一ボリュームの参照
    DescribeVolumesRequest request = new DescribeVolumesRequest();
    request.withVolumeIds(volumeId);
    DescribeVolumesResult result = awsProcessClient.getEc2Client().describeVolumes(request);
    List<Volume> volumes = result.getVolumes();

    // API実行結果チェック
    if (volumes.size() == 0) {
        // ボリュームが存在しない場合
        throw new AutoException("EPROCESS-000110", volumeId);

    } else if (volumes.size() > 1) {
        // ボリュームを複数参照できた場合
        AutoException exception = new AutoException("EPROCESS-000111", volumeId);
        exception.addDetailInfo("result=" + volumes);
        throw exception;
    }

    return volumes.get(0);
}

@Override
public List<AbstractResource<?>> describeVolumes(Account account, Region region, DateTime dt, Ec2Filter... filters) {
    AmazonEC2 ec2 = findClient(account, region);

    DescribeVolumesRequest req = new DescribeVolumesRequest();
    for (Ec2Filter filter : filters) {
        Filter f = new Filter().withName(filter.getName()).withValues(filter.getValues());
        req.withFilters(f);
    }
    log.debug("start describing volumes for account:{} in region:{} via api", account.getId() + "=>" + account.getName(), region);
    DescribeVolumesResult res = ec2.describeVolumes(req);

    List<Boolean> autoEnableIOs = new ArrayList<>();
    List<List<ProductCode>> productCodes = new ArrayList<>();
    for (Volume volume : res.getVolumes()) {
        autoEnableIOs.add(findAutoEnableIO(account, region, volume.getVolumeId()));
        productCodes.add(findProductCodes(account, region, volume.getVolumeId()));
    }

    return converter.toEc2Volumes(res.getVolumes(), autoEnableIOs, productCodes, account.getId(), region, dt);
}

/**
 * Describe All Volume.
 *
 * @return Collection Volume
 */
protected final List<Volume> getVolumes() {
    List<Volume> volumes = null;

    DescribeVolumesRequest req = new DescribeVolumesRequest();
    req.setMaxResults(20);
    DescribeVolumesResult result = amazonEC2Client.describeVolumes(req);
    if (result != null && !result.getVolumes().isEmpty()) {
        volumes = result.getVolumes();
        log.info("Page Size : " + volumes.size());
    }

    while(result.getNextToken() != null) { 
        req.setNextToken(result.getNextToken());
        result = amazonEC2Client.describeVolumes(req);
        if (result != null && !result.getVolumes().isEmpty()) {
             volumes = result.getVolumes();
             log.info("Page Size : " + volumes.size());
        }
    }

    return volumes;
}

List<Volume> describeBackupVolumes(AmazonEC2Async client, TagNameRequest target) {

        Filter tagKey = new Filter().withName("tag-key").withValues("Backup");
        Filter tagValue = new Filter().withName("tag-value").withValues(target.getTagName());
        DescribeVolumesRequest req = new DescribeVolumesRequest().withFilters(tagKey, tagValue);
        DescribeVolumesResult result = client.describeVolumes(req);

        return result.getVolumes();
    }

/**
 * Initializes and saves a reference to the request object that is sent to AWS to get a page of
 * volumes. Also saves an instance to the async handler that will be used to handle the
 * responses received from AWS. It sets the nextToken value in the request object sent to AWS
 * for getting the next page of results from AWS.
 */
private void createAWSRequestAndAsyncHandler(EBSStorageEnumerationContext aws) {
    DescribeVolumesRequest request = new DescribeVolumesRequest();
    request.setMaxResults(getQueryPageSize());
    request.setNextToken(aws.nextToken);
    aws.describeVolumesRequest = request;
    AsyncHandler<DescribeVolumesRequest, DescribeVolumesResult> resultHandler = new AWSStorageEnumerationAsyncHandler(
            this, aws);
    aws.resultHandler = resultHandler;
}

@Test
public void testGetAllEBSVolumes() {
    Volume volume1 = new Volume();
    Volume volume2 = new Volume();
    DescribeVolumesResult describeVolumesResult = new DescribeVolumesResult();
    describeVolumesResult.setVolumes(Arrays.asList(volume1,volume2));
    AmazonEC2 amazonEc2 = mock(AmazonEC2Client.class);
    when(amazonEc2.describeVolumes()).thenReturn(describeVolumesResult);
    assertEquals(2,describeVolumesResult.getVolumes().size());
}

private Volume getVolume(String snap) {
    DescribeVolumesResult volumes = ec2Client
            .describeVolumes(new DescribeVolumesRequest()
                    .withFilters(new Filter().withName("snapshot-id")
                            .withValues(snap)));

    return volumes.getVolumes().stream().findFirst().get();
}

/**
 * Checks whether volume is created.
 * @param volumeId the EBS volume ID
 * @return true if volume created, false otherwise
 */
private boolean volumeCreated(String volumeId) {
    DescribeVolumesRequest dvs = new DescribeVolumesRequest();
    ArrayList<String> volumeIds = new ArrayList<String>();
    volumeIds.add(volumeId);
    dvs.setVolumeIds(volumeIds);
    DescribeVolumesResult dvsresult = null;
    try {
        dvsresult = this.ec2Api.describeVolumes(dvs);
    } catch(Exception e) {
        dvsresult = null;
    }

    return dvsresult != null && "available".equals(dvsresult.getVolumes().get(0).getState());
}

@Override
protected Boolean doCall() throws Exception {
    LOGGER.info("Checking if AWS EBS volume '{}' is created.", volumeId);
    DescribeVolumesResult describeVolumesResult = amazonEC2Client.describeVolumes(new DescribeVolumesRequest().withVolumeIds(volumeId));
    Optional<Volume> volume = describeVolumesResult.getVolumes().stream().findFirst();
    return volume.isPresent() ? "available".equals(volume.get().getState()) : false;
}

/**
 * Describe Volume.
 *
 * @return Volume
 */
protected final Volume getVolume() {
    Volume volume = null;

    DescribeVolumesRequest req = new DescribeVolumesRequest();
    DescribeVolumesResult result = amazonEC2Client.describeVolumes(req);
    if (result != null && !result.getVolumes().isEmpty()) {
        volume = result.getVolumes().get(0);
    }

    return volume;
}

@Override
public DescribeVolumesResult describeVolumes(DescribeVolumesRequest describeVolumesRequest) throws AmazonServiceException, AmazonClientException {
    throw new UnsupportedOperationException("Not supported in mock");
}

@Override
public DescribeVolumesResult describeVolumes() throws AmazonServiceException, AmazonClientException {
    throw new UnsupportedOperationException("Not supported in mock");
}

@Test
public void itShouldDeleteTheStorageArtifacts()
        throws ServiceInstanceBindingExistsException,
        ServiceBrokerException {

    when(ec2Client.describeSnapshots())
            .thenReturn(
                    new DescribeSnapshotsResult().withSnapshots(Arrays.asList(
                            new Snapshot()
                                    .withDescription("Created by CreateImage(source_instance) for ami-9687d2fe from vol-e7526fac"),
                            new Snapshot()
                                    .withDescription(
                                            "Created by CreateImage(source_instance) for test_image from vol-e7526fac")
                                    .withSnapshotId("test_snapshot"),
                            new Snapshot()
                                    .withDescription("Created by CreateImage(i-bf72d345) for ami-xx from vol-e7526fac"),
                            new Snapshot())));

    Predicate<DescribeVolumesRequest> pred = new Predicate<DescribeVolumesRequest>() {
        @Override
        public boolean test(DescribeVolumesRequest r) {
            Filter filter = r.getFilters().stream().findFirst().get();
            return filter.getName().equals("snapshot-id")
                    && filter.getValues().stream().findFirst().get()
                            .equals("test_snapshot");
        }
    };

    DescribeVolumesResult volumesResult = new DescribeVolumesResult()
            .withVolumes(Collections.singletonList(new Volume()
                    .withVolumeId("test_volume")));

    when(ec2Client.describeVolumes(awsRqst(pred)))
            .thenReturn(volumesResult);

    aws.deleteStorageArtifacts("test_image");

    verify(ec2Client).deleteSnapshot(
            awsRqst(r -> r.getSnapshotId().equals("test_snapshot")));

    verify(ec2Client).deleteVolume(
            awsRqst(r -> r.getVolumeId().equals("test_volume")));

}

@Override
public boolean load(DescribeVolumesRequest request,
        ResultCapture<DescribeVolumesResult> extractor) {

    return resource.load(request, extractor);
}

@Test
public void testRunInstancesWithBlockDevices() throws Exception {
    // TODO: maybe we should also test for spot instances
    BlockDevice blockDevice = mock(BlockDevice.class);
    when(blockDevice.getSize()).thenReturn(8); // TODO: understand why it doesn't work for smaller volumes
    when(blockDevice.getName()).thenReturn("/dev/sda1");

    BlockDevice blockDevice2 = mock(BlockDevice.class);
    when(blockDevice2.getSize()).thenReturn(16);
    when(blockDevice2.getName()).thenReturn("/dev/sda4");

    when(hardware.getBlockDevices()).thenReturn(Lists.newArrayList(blockDevice, blockDevice2));

    activity.execute(execution);

    Uninterruptibles.sleepUninterruptibly(30, TimeUnit.SECONDS);

    @SuppressWarnings("unchecked")
    List<String> instanceIds = (List<String>) collector.getVariable(ProcessVariables.INSTANCE_IDS);
    DescribeInstancesResult result = client.describeInstances(new DescribeInstancesRequest()
        .withInstanceIds(instanceIds));

    Instance instance = result.getReservations().get(0).getInstances().get(0);
    List<InstanceBlockDeviceMapping> bdm = instance.getBlockDeviceMappings();
    assertThat(bdm).hasSize(2);

    List<String> volumeIds = Lists.newArrayList();
    for (int i = 0; i < bdm.size(); i++) {
        assertThat(bdm.get(i).getDeviceName()).isEqualTo("/dev/sda" + ((i + 1) * (i + 1)));
        assertThat(bdm.get(i).getEbs().getDeleteOnTermination()).isTrue();

        volumeIds.add(bdm.get(i).getEbs().getVolumeId());
    }

    DescribeVolumesResult volumesResult = client.describeVolumes(
        new DescribeVolumesRequest().withVolumeIds(volumeIds));
    for (Volume volume : volumesResult.getVolumes()) {
        assertThat(volume.getState()).isIn(Lists.newArrayList("creating", "available", "in-use"));
    }
    assertThat(volumesResult.getVolumes().get(0).getSize())
        .isNotEqualTo(volumesResult.getVolumes().get(1).getSize());
}

/**
 * Makes a call to the service to load this resource's attributes if they
 * are not loaded yet, and use a ResultCapture to retrieve the low-level
 * client response
 * The following request parameters will be populated from the data of this
 * <code>Volume</code> resource, and any conflicting parameter value set in
 * the request will be overridden:
 * <ul>
 *   <li>
 *     <b><code>VolumeIds.0</code></b>
 *         - mapped from the <code>Id</code> identifier.
 *   </li>
 * </ul>
 *
 * <p>
 *
 * @return Returns {@code true} if the resource is not yet loaded when this
 *         method was invoked, which indicates that a service call has been
 *         made to retrieve the attributes.
 * @see DescribeVolumesRequest
 */
boolean load(DescribeVolumesRequest request,
        ResultCapture<DescribeVolumesResult> extractor);