Example usage for com.amazonaws.services.ec2.model InstanceStateName ShuttingDown

Introduction

In this page you can find the example usage for com.amazonaws.services.ec2.model InstanceStateName ShuttingDown.

Prototype

InstanceStateName ShuttingDown

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Usage

From source file:com.cloudera.director.aws.ec2.EC2Provider.java

License:Apache License

/**
 * Waits until the instance has entered a running state.
 *
 * @param ec2InstanceId the EC2 instance id
 * @return true if the instance has entered a running state, false if the instance is shutting down/terminated or
 *         the function has timed out waiting for the instance to enter one of these two states.
 *///from  w  w  w. java2  s . co m
private boolean waitUntilInstanceHasStarted(String ec2InstanceId) throws InterruptedException {
    // TODO: Add a timeout to this loop.
    while (true) {
        DescribeInstanceStatusResult result = client.describeInstanceStatus(new DescribeInstanceStatusRequest()
                .withIncludeAllInstances(true).withInstanceIds(ec2InstanceId));

        for (InstanceStatus status : result.getInstanceStatuses()) {
            InstanceStateName currentState = InstanceStateName.fromValue(status.getInstanceState().getName());

            if (ec2InstanceId.equals(status.getInstanceId())) {
                if (currentState.equals(InstanceStateName.Terminated)
                        || currentState.equals(InstanceStateName.ShuttingDown)) {
                    LOG.error("Instance {} has unexpectedly terminated", ec2InstanceId);
                    return false;
                } else if (!currentState.equals(InstanceStateName.Pending)) {
                    return true;
                }
            }
        }

        TimeUnit.SECONDS.sleep(5);
    }
}

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From source file:com.lunabeat.dooper.HadoopCluster.java

License:Apache License

public RunInstancesResult launchSlaves(int howMany, String size) throws IOException, MasterTimeoutException {
    update();//w ww  .j a  v a 2s .  c om
    if (_master == null) {
        return null;
    }
    InstanceStateName masterState = InstanceStateName.fromValue(_master.getInstance().getState().getName());
    if ((InstanceStateName.Terminated == masterState) || (InstanceStateName.ShuttingDown == masterState)) {
        return null;
    }

    //wait for master to get internal ip field to pass in userinfo
    boolean success = false;
    if (InstanceStateName.Pending == InstanceStateName.fromValue(_master.getInstance().getState().getName())) {
        int attempts = 0;
        while ((attempts < WAIT_FOR_MASTER_MAX_TIMES) && !success) {
            update();
            String pDns = _master.getInstance().getPrivateDnsName();
            if (pDns == null || pDns.length() < 6) {
                try {
                    Thread.sleep(WAIT_FOR_MASTER_INTERVAL_SECONDS * 1000);
                } catch (InterruptedException ie) {
                    return null;
                }
                attempts++;
            } else {
                success = true;
            }
        }
        if (!success) {
            throw new MasterTimeoutException(_groupName, howMany, size, _master.getInstance().getInstanceId());
        }
    }

    String AMIImage = _config.get("AMI." + size + ".Image", _config.get(ClusterConfig.DEFAULT_AMI_KEY));
    RunInstancesRequest rir = new RunInstancesRequest().withImageId(AMIImage).withMinCount(howMany)
            .withMaxCount(howMany).withInstanceType(size).withSecurityGroups(_groupName)
            .withUserData(Base64.encodeBase64String(getUserData().getBytes()))
            .withKeyName(_config.get(ClusterConfig.KEYPAIR_NAME_KEY));
    return _ec2.runInstances(rir);
}

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From source file:eu.optimis.interopt.provider.aws.AmazonClient.java

License:Apache License

@Override
public void terminate(String serviceId) throws UnknownServiceException {

    AmazonEC2 ec2 = getAmazonEC2Client();
    log.info("Terminating service...");

    List<VMProperties> vms = queryServiceProperties(serviceId);
    List<String> instances = new ArrayList<String>();
    for (VMProperties vm : vms) {
        if (!(vm.getStatus().equals(InstanceStateName.Terminated.toString())
                || vm.getStatus().equals(InstanceStateName.ShuttingDown.toString()))) {
            instances.add(vm.getId());/*w w  w. j a  v  a 2  s. c o  m*/
            log.debug("Instance to stop: " + vm.getId());
        }
    }

    if (instances.size() == 0) {
        log.info("There are no instances to be terminated!");
        return;
    }

    TerminateInstancesRequest req = new TerminateInstancesRequest(instances);
    try {
        ec2.terminateInstances(req);
    } catch (AmazonServiceException e) {
        log.error("Service termination has failed: ");
        log.error(printServiceException(e));
        throw new UnknownServiceException("Service termination has failed: " + e.getMessage());
    }
}

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From source file:eu.optimis.interopt.provider.aws.AmazonClient.java

License:Apache License

public boolean isDeployed(String serviceId) {
    List<VMProperties> vms = new ArrayList<VMProperties>();
    try {//w w w.j av a 2  s.co  m
        vms = queryServiceProperties(serviceId);
    } catch (UnknownServiceException e) {
        return false;
    }
    for (VMProperties vm : vms) {
        //System.out.println(vm.getStatus() + " - " + InstanceStateName.Terminated.toString());
        if (!(vm.getStatus().equals(InstanceStateName.Terminated.toString())
                || vm.getStatus().equals(InstanceStateName.ShuttingDown.toString()))) {
            return true;
        }
    }
    return false;
}

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From source file:fr.xebia.cloud.amazon.aws.tools.AmazonAwsUtils.java

License:Apache License

/**
 * <p>//w  ww  . j a  v a  2 s.c  o  m
 * Wait for the ec2 instance startup and returns it up to date
 * </p>
 * <p>
 * Note: some information are missing of the {@link Instance} returned by
 * {@link AmazonEC2#describeInstances(DescribeInstancesRequest)} as long as
 * the instance is not "running" (e.g. {@link Instance#getPublicDnsName()}).
 * </p>
 *
 * @param instance
 * @return up to date instances or <code>null</code> if the instance crashed
 *         at startup.
 */
@Nullable
public static Instance awaitForEc2Instance(@Nonnull Instance instance, @Nonnull AmazonEC2 ec2) {
    logger.trace("Wait for startup of {}: {}", instance.getInstanceId(), instance);

    try {
        // initially wait for 3 secs to prevent "InvalidInstanceID.NotFound, AWS Error Message: The instance ID 'i-2f79c967' does not exist"
        Thread.sleep(3 * 1000);
    } catch (InterruptedException e) {
        throw Throwables.propagate(e);
    }

    int counter = 0;
    while (InstanceStateName.Pending.equals(instance.getState()) || (instance.getPublicIpAddress() == null)
            || (instance.getPublicDnsName() == null)) {
        logger.trace("Wait for startup of {}: {}", instance.getInstanceId(), instance);
        try {
            // 3s because ec2 instance creation < 10 seconds
            Thread.sleep(3 * 1000);
        } catch (InterruptedException e) {
            throw Throwables.propagate(e);
        }
        DescribeInstancesRequest describeInstancesRequest = new DescribeInstancesRequest()
                .withInstanceIds(instance.getInstanceId());
        DescribeInstancesResult describeInstances = ec2.describeInstances(describeInstancesRequest);

        instance = Iterables.getOnlyElement(toEc2Instances(describeInstances.getReservations()));
        counter++;
        if (counter >= 20) {
            logger.warn("Timeout waiting for startup of {}: {}", instance);
            return instance;
        }
    }

    if (InstanceStateName.ShuttingDown.equals(instance.getState())
            || InstanceStateName.Terminated.equals(instance.getState())) {
        // typically a "Server.InternalError: Internal error on launch"
        logger.warn("Terminate and skip dying instance {} (stateReason={}, stateTransitionReason={}): {}",
                new Object[] { instance.getInstanceId(), instance.getStateReason(),
                        instance.getStateTransitionReason(), instance });
        try {
            ec2.terminateInstances(new TerminateInstancesRequest(Lists.newArrayList(instance.getInstanceId())));
        } catch (Exception e) {
            logger.warn("Silently ignore exception terminating dying instance {}: {}",
                    new Object[] { instance.getInstanceId(), instance, e });
        }

        return null;
    }

    logger.debug("Instance {} is started: {}", instance.getInstanceId(), instance);
    return instance;
}

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From source file:org.excalibur.service.aws.ec2.EC2.java

License:Open Source License

/**
 * <p>/*w  w  w .  j  av a2  s  .  com*/
 * Wait for the ec2 instances starting up and returns it up to date.
 * </p>
 * <p>
 * Note: some information are missing of the {@link Instance} returned by {@link AmazonEC2#describeInstances(DescribeInstancesRequest)} as long as
 * the instance is not "running" (e.g., {@link Instance#getPublicDnsName()}).
 * </p>
 * 
 * @param instanceToWaitRunningState
 * @return up to date instances or <code>null</code> if the instance crashed at startup.
 */
private Instance waitForInstanceRunningState(final Instance instanceToWaitRunningState) {
    Instance instance = instanceToWaitRunningState;

    int counter = 0;

    while (InstanceStateName.Pending.name().equalsIgnoreCase(instance.getState().getName())) //|| (instance.getPublicIpAddress() == null) || (instance.getPublicDnsName() == null)
    {
        String description = String.format("Waiting running state of the instance [%s]: [%s]",
                instance.getInstanceId(), instance);

        backoffForAttempt(counter + 1, description);

        instance = describeEC2Instance(instance.getInstanceId());
        counter++;

        if (counter >= MAX_RETRY_STATE) {
            LOG.warn("Timeout waiting for startup of [{}]: [{}]", instance.getInstanceId(),
                    instanceToWaitRunningState);
            return instanceToWaitRunningState;
        }
    }

    if (InstanceStateName.ShuttingDown.equals(instance.getState())
            || InstanceStateName.Terminated.equals(instance.getState())) {
        LOG.warn(
                "Terminating and skipping dying instance [{}] (stateReason=[{}], stateTransitionReason=[{}]): [{}]",
                instance.getInstanceId(), instance.getStateReason(), instance.getStateTransitionReason(),
                instance);

        this.terminateInstances(instance.getInstanceId());
        return null;
    }

    LOG.debug("Instance {} is running", instance.getInstanceId());
    return instance;
}

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