Java Code Examples for com.amazonaws.services.ec2.model.TerminateInstancesResult#getTerminatingInstances()

/**
 * Terminate specified instances (power-on the instances).
 *
 * @param instanceIDs
 *            IDs of the instances to terminate
 * @return a list of state changes for the instances
 */
public static List<InstanceStateChange> terminateInstances(final List<String> instanceIDs) {
    // pass any credentials as aws-mock does not authenticate them at all
    AWSCredentials credentials = new BasicAWSCredentials("foo", "bar");
    AmazonEC2Client amazonEC2Client = new AmazonEC2Client(credentials);

    // the mock endpoint for ec2 which runs on your computer
    String ec2Endpoint = "http://localhost:8000/aws-mock/ec2-endpoint/";
    amazonEC2Client.setEndpoint(ec2Endpoint);

    // send the terminate request with args as instance IDs
    TerminateInstancesRequest request = new TerminateInstancesRequest();
    request.withInstanceIds(instanceIDs);
    TerminateInstancesResult result = amazonEC2Client.terminateInstances(request);

    return result.getTerminatingInstances();
}
 

public void terminate(AwsProcessClient awsProcessClient, Long instanceNo) {
    AwsInstance awsInstance = awsInstanceDao.read(instanceNo);
    String instanceId = awsInstance.getInstanceId();

    // イベントログ出力
    Instance instance = instanceDao.read(instanceNo);
    processLogger.debug(null, instance, "AwsInstanceDelete",
            new Object[] { awsProcessClient.getPlatform().getPlatformName(), instanceId });

    // インスタンスの削除
    TerminateInstancesRequest request = new TerminateInstancesRequest();
    request.withInstanceIds(instanceId);
    TerminateInstancesResult result = awsProcessClient.getEc2Client().terminateInstances(request);
    List<InstanceStateChange> terminatingInstances = result.getTerminatingInstances();

    // API実行結果チェック
    if (terminatingInstances.size() == 0) {
        // インスタンス削除失敗時
        throw new AutoException("EPROCESS-000107", instanceId);

    } else if (terminatingInstances.size() > 1) {
        // 複数のインスタンスが削除された場合
        AutoException exception = new AutoException("EPROCESS-000108", instanceId);
        exception.addDetailInfo("result=" + terminatingInstances);
        throw exception;
    }

    // ログ出力
    if (log.isInfoEnabled()) {
        log.info(MessageUtils.getMessage("IPROCESS-100117", instanceId));
    }

    // データベース更新
    awsInstance.setStatus(terminatingInstances.get(0).getCurrentState().getName());
    awsInstanceDao.update(awsInstance);
}
 

/**
 * Terminates the specified instance.
 *
 * @param  instanceId  Id of the instance to terminate
 */
public boolean terminateInstance(final String instanceId) {
    TerminateInstancesRequest terminateRequest = new TerminateInstancesRequest();
    terminateRequest.withInstanceIds(instanceId);

    if(client == null){
        throw new RuntimeException("The client is not initialized");
    }
    TerminateInstancesResult result = client.terminateInstances(terminateRequest);
    List<InstanceStateChange> stateChanges = result.getTerminatingInstances();
    boolean terminatedInstance = false;
    for (InstanceStateChange stateChange : stateChanges) {
        if (instanceId.equals(stateChange.getInstanceId())) {
            terminatedInstance = true;

            InstanceState currentState = stateChange.getCurrentState();
            if (currentState.getCode() != 32 && currentState.getCode() != 48) {
                log.error(String.format(
                        "Machine state for id %s should be terminated (48) or shutting down (32) but was %s instead",
                        instanceId, currentState.getCode()));
                return false;
            }
        }
    }

    if (!terminatedInstance) {
        log.error("Matching terminated instance was not found for instance " + instanceId);
        return false;
    }

    return true;
}
 

/**
 * Terminate instances.
 *
 * @param instanceIds
 *            instances' IDs
 * @return list of instances change
 */
protected final List<InstanceStateChange> terminateInstances(
        final Collection<String> instanceIds) {
    log.info("Terminate instances:" + toString(instanceIds));
    TerminateInstancesRequest request = new TerminateInstancesRequest();
    request.setInstanceIds(instanceIds);
    TerminateInstancesResult result = amazonEC2Client
            .terminateInstances(request);
    return result.getTerminatingInstances();
}