Example usage for com.amazonaws.services.ec2.model StartInstancesRequest StartInstancesRequest

List of usage examples for com.amazonaws.services.ec2.model StartInstancesRequest StartInstancesRequest

Introduction

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

Prototype

public StartInstancesRequest(java.util.List<String> instanceIds) 

Source Link

Document

Constructs a new StartInstancesRequest object.

Usage

From source file:AwsSample.java

License:Open Source License

public static void main(String[] args) throws Exception {

    BasicAWSCredentials credentials = new BasicAWSCredentials("", "");

    /*********************************************
     * /*from  w  ww. j  a v  a 2  s.  c o m*/
     *  #1 Create Amazon Client object
     *  
     *********************************************/
    System.out.println("#1 Create Amazon Client object");
    ec2 = new AmazonEC2Client(credentials);

    try {

        /*********************************************
         * 
          *  #2 Describe Availability Zones.
          *  
          *********************************************/
        System.out.println("#2 Describe Availability Zones.");
        DescribeAvailabilityZonesResult availabilityZonesResult = ec2.describeAvailabilityZones();
        System.out.println("You have access to " + availabilityZonesResult.getAvailabilityZones().size()
                + " Availability Zones.");

        /*********************************************
         * 
         *  #3 Describe Available Images
         *  
         *********************************************/
        System.out.println("#3 Describe Available Images");
        DescribeImagesResult dir = ec2.describeImages();
        List<Image> images = dir.getImages();
        System.out.println("You have " + images.size() + " Amazon images");

        /*********************************************
         *                 
         *  #4 Describe Key Pair
         *                 
         *********************************************/
        System.out.println("#9 Describe Key Pair");
        DescribeKeyPairsResult dkr = ec2.describeKeyPairs();
        System.out.println(dkr.toString());

        /*********************************************
         * 
         *  #5 Describe Current Instances
         *  
         *********************************************/
        System.out.println("#4 Describe Current Instances");
        DescribeInstancesResult describeInstancesRequest = ec2.describeInstances();
        List<Reservation> reservations = describeInstancesRequest.getReservations();
        Set<Instance> instances = new HashSet<Instance>();
        // add all instances to a Set.
        for (Reservation reservation : reservations) {
            instances.addAll(reservation.getInstances());
        }

        System.out.println("You have " + instances.size() + " Amazon EC2 instance(s).");
        for (Instance ins : instances) {

            // instance id
            String instanceId = ins.getInstanceId();

            // instance state
            InstanceState is = ins.getState();
            System.out.println(instanceId + " " + is.getName());
        }
        ///////////////////////////////////////

        String Temp_Group = "Testgroup1"; //name of the group
        CreateSecurityGroupRequest r1 = new CreateSecurityGroupRequest(Temp_Group, "temporal group");
        ec2.createSecurityGroup(r1);
        AuthorizeSecurityGroupIngressRequest r2 = new AuthorizeSecurityGroupIngressRequest();
        r2.setGroupName(Temp_Group);

        /*************the property of http*****************/
        IpPermission permission = new IpPermission();
        permission.setIpProtocol("tcp");
        permission.setFromPort(80);
        permission.setToPort(80);
        List<String> ipRanges = new ArrayList<String>();
        ipRanges.add("0.0.0.0/0");
        permission.setIpRanges(ipRanges);

        /*************the property of SSH**********************/
        IpPermission permission1 = new IpPermission();
        permission1.setIpProtocol("tcp");
        permission1.setFromPort(22);
        permission1.setToPort(22);
        List<String> ipRanges1 = new ArrayList<String>();
        ipRanges1.add("0.0.0.0/22");
        permission1.setIpRanges(ipRanges1);

        /*************the property of https**********************/
        IpPermission permission2 = new IpPermission();
        permission2.setIpProtocol("tcp");
        permission2.setFromPort(443);
        permission2.setToPort(443);
        List<String> ipRanges2 = new ArrayList<String>();
        ipRanges2.add("0.0.0.0/0");
        permission2.setIpRanges(ipRanges2);

        /*************the property of tcp**********************/
        IpPermission permission3 = new IpPermission();
        permission3.setIpProtocol("tcp");
        permission3.setFromPort(0);
        permission3.setToPort(65535);
        List<String> ipRanges3 = new ArrayList<String>();
        ipRanges3.add("0.0.0.0/0");
        permission3.setIpRanges(ipRanges3);

        /**********************add rules to the group*********************/
        List<IpPermission> permissions = new ArrayList<IpPermission>();
        permissions.add(permission);
        permissions.add(permission1);
        permissions.add(permission2);
        permissions.add(permission3);
        r2.setIpPermissions(permissions);

        ec2.authorizeSecurityGroupIngress(r2);
        List<String> groupName = new ArrayList<String>();
        groupName.add(Temp_Group);//wait to out our instance into this group

        /*********************************************
        *
        *  #6.2 Create a New Key Pair
        * 
        *********************************************/

        CreateKeyPairRequest newKeyRequest = new CreateKeyPairRequest();
        newKeyRequest.setKeyName("Test_Key2");
        CreateKeyPairResult keyresult = ec2.createKeyPair(newKeyRequest);

        /************************print the properties of this key*****************/
        KeyPair kp = new KeyPair();

        kp = keyresult.getKeyPair();
        System.out.println("The key we created is = " + kp.getKeyName() + "\nIts fingerprint is="
                + kp.getKeyFingerprint() + "\nIts material is= \n" + kp.getKeyMaterial());

        String fileName = "C:/Users/Akhil/workspace/Test_Key2.pem";
        File distFile = new File(fileName);
        BufferedReader bufferedReader = new BufferedReader(new StringReader(kp.getKeyMaterial()));
        BufferedWriter bufferedWriter = new BufferedWriter(new FileWriter(distFile));
        char buf[] = new char[1024];
        int len;
        while ((len = bufferedReader.read(buf)) != -1) {
            bufferedWriter.write(buf, 0, len);
        }
        bufferedWriter.flush();
        bufferedReader.close();
        bufferedWriter.close();
        //String myinstance; 
        /*********************************************
          * 
          *  #6 Create an Instance
          *  
          *********************************************/
        System.out.println("#5 Create an Instance");
        String imageId = "ami-76f0061f"; //Basic 32-bit Amazon Linux AMI
        int minInstanceCount = 1; // create 1 instance
        int maxInstanceCount = 1;
        RunInstancesRequest rir = new RunInstancesRequest(imageId, minInstanceCount, maxInstanceCount);
        rir.setKeyName("Test_Key2");
        rir.withSecurityGroups("Testgroup1");

        RunInstancesResult result = ec2.runInstances(rir);

        //get instanceId from the result
        List<Instance> resultInstance = result.getReservation().getInstances();
        String createdInstanceId = null;
        String myAvailabilityZone = null;
        for (Instance ins : resultInstance) {
            createdInstanceId = ins.getInstanceId();
            System.out.println("New instance has been created: " + ins.getInstanceId());
            //myinstance = ins.getInstanceId();

        }

        Thread.currentThread().sleep(60000);

        /*********************************************
         * 
         * 
         * Create a New Volume and attach it
         * 
         ***********************************************/

        List<Instance> resultInstance2 = result.getReservation().getInstances();

        createdInstanceId = null;
        for (Instance ins : resultInstance2) {

            createdInstanceId = ins.getInstanceId();
            System.out.println("New instance has been created: " + ins.getInstanceId());//print the instance ID

            /*********************************************
              * 
              *  #6.4 Create an Instance
              *  
              *********************************************/

            CreateVolumeRequest newVol = new CreateVolumeRequest(1, "us-east-1a");

            CreateVolumeResult volresult = ec2.createVolume(newVol);
            Volume vol1 = volresult.getVolume();
            String volId = vol1.getVolumeId();
            Thread.currentThread().sleep(30000);

            AttachVolumeRequest attachRequest = new AttachVolumeRequest().withInstanceId(createdInstanceId)
                    .withVolumeId(volId);
            attachRequest.withDevice("/dev/sda5");
            ec2.attachVolume(attachRequest);

            System.out.println("EBS volume has been attached and the volume ID is: " + volId);
        }
        /*********************************************
         * 
         *  #7 Create a 'tag' for the new instance.
         *  
         *********************************************/
        System.out.println("#6 Create a 'tag' for the new instance.");
        List<String> resources = new LinkedList<String>();
        List<Tag> tags = new LinkedList<Tag>();
        Tag nameTag = new Tag("Akhil", "MyFirstInstance");

        resources.add(createdInstanceId);
        tags.add(nameTag);

        CreateTagsRequest ctr = new CreateTagsRequest(resources, tags);
        ec2.createTags(ctr);

        /*********************************************
         * 
         *  #8 Stop/Start an Instance
         *  
         *********************************************/
        System.out.println("#7 Stop the Instance");
        List<String> instanceIds = new LinkedList<String>();
        instanceIds.add(createdInstanceId);

        //stop
        StopInstancesRequest stopIR = new StopInstancesRequest(instanceIds);
        ec2.stopInstances(stopIR);

        //start
        StartInstancesRequest startIR = new StartInstancesRequest(instanceIds);
        ec2.startInstances(startIR);

        System.out.println("#8 Getting DNS, IP.");

        DescribeInstancesRequest request = new DescribeInstancesRequest();
        request.setInstanceIds(instanceIds);

        DescribeInstancesResult result1 = ec2.describeInstances(request);
        List<Reservation> reservations1 = result1.getReservations();

        List<Instance> instances1;
        for (Reservation res : reservations1) {
            instances1 = res.getInstances();
            for (Instance ins1 : instances1) {
                System.out
                        .println("The public DNS is: " + ins1.getPublicDnsName() + "\n" + ins1.getRamdiskId());
                System.out.println("The private IP is: " + ins1.getPrivateIpAddress());
                System.out.println("The public IP is: " + ins1.getPublicIpAddress());

            }

            /*********************************************
                     
                    
              *  #10 Terminate an Instance
              *  
              *********************************************/
            System.out.println("#8 Terminate the Instance");
            TerminateInstancesRequest tir = new TerminateInstancesRequest(instanceIds);
            //ec2.terminateInstances(tir);

            /*********************************************
             *  
             *  #11 shutdown client object
             *  
             *********************************************/
            ec2.shutdown();

        }
    } catch (AmazonServiceException ase) {
        System.out.println("Caught Exception: " + ase.getMessage());
        System.out.println("Reponse Status Code: " + ase.getStatusCode());
        System.out.println("Error Code: " + ase.getErrorCode());
        System.out.println("Request ID: " + ase.getRequestId());
    }

}

From source file:virtualIT.java

License:Open Source License

private void groupStopInstance(int userId, int n) throws InterruptedException {
    /*********************************************
      * /*from w  w  w.j  av  a  2  s  .  co m*/
      *  #8 Stop/Start an Instance
      *  
      *********************************************/
    System.out.print("Stop Instance");
    //List<Instance> resultInstance = result.getReservation().getInstances();
    //List<String> instanceIds = new LinkedList<String>();
    //String createdInstanceId = null;
    //  for (Instance ins : resultInstance){   
    //     createdInstanceId = ins.getInstanceId();
    //  System.out.println("#7 Stop the Instance");
    //  instanceIds.add(createdInstanceId);  
    //  }
    String instanceId = mapUserInst.get(userId);
    List<String> instanceIds = new LinkedList<String>();
    instanceIds.add(instanceId);
    switch (n) {
    case 1:
        //stop
        StopInstancesRequest stopIR = new StopInstancesRequest(instanceIds);
        ec2.stopInstances(stopIR);
        Thread.sleep(1000);
    case 2:
        //Start
        StartInstancesRequest startIR = new StartInstancesRequest(instanceIds);
        ec2.startInstances(startIR);
    case 3:
        //Terminate
        System.out.println("#8 Terminate the Instance");
        TerminateInstancesRequest tir = new TerminateInstancesRequest(instanceIds);
        ec2.terminateInstances(tir);
        Thread.sleep(10000);
        mapUserInst.remove(userId);
    }
    System.out.print("Stop Instance done");

}

From source file:AWS.java

private void jButton2ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton2ActionPerformed

    List<String> instancesToStart = new ArrayList<>();
    AWS.ID = jTextField1.getText();/*from   w  w w.j a v a2s.  c o m*/
    instancesToStart.add(AWS.ID);
    StartInstancesRequest startIR = new StartInstancesRequest(instancesToStart);
    ec2client.startInstances(startIR);

    jTextArea1.setText(AWS.ID + " is starting up.");

}

From source file:AwsSample.java

License:Open Source License

public static void main(String[] args) throws Exception {

    AWSCredentials credentials = new PropertiesCredentials(
            AwsSample.class.getResourceAsStream("AwsCredentials.properties"));

    /*********************************************
     * //from  www . ja  v a  2  s  . co  m
     *  #1 Create Amazon Client object
     *  
     *********************************************/
    System.out.println("#1 Create Amazon Client object");
    ec2 = new AmazonEC2Client(credentials);

    /*********************************************
     * Added By Chenyun Zhang
     *  # Create an Amazon EC2 Security Group
     *  
     *********************************************/
    System.out.println("#1 Create an Amazon EC2 Security Group");
    CreateSecurityGroupRequest createSecurityGroupRequest = new CreateSecurityGroupRequest();

    createSecurityGroupRequest.withGroupName("JavaSecurityGroup").withDescription("My Java Security Group");

    CreateSecurityGroupResult createSecurityGroupResult = ec2.createSecurityGroup(createSecurityGroupRequest);

    /*********************************************
     * Added By Chenyun Zhang
     *  # Authorize Security Group Ingress
     *  
     *********************************************/
    System.out.println("#2 Authorize Security Group Ingress");

    ArrayList<IpPermission> ipPermission = new ArrayList<IpPermission>();

    //SSH
    IpPermission ipssh = new IpPermission();
    ipssh.setIpProtocol("tcp");
    ipssh.setFromPort(new Integer(22));
    ipssh.setToPort(new Integer(22));
    //ipssh.withIpRanges(ipRanges);
    ipssh.withIpRanges("72.69.22.123/32");
    ipPermission.add(ipssh);

    //HTTP
    IpPermission iphttp = new IpPermission();

    iphttp.setIpProtocol("tcp");
    iphttp.setFromPort(new Integer(80));
    iphttp.setToPort(new Integer(80));
    iphttp.withIpRanges("0.0.0.0/0");
    ipPermission.add(iphttp);

    //TCP
    IpPermission iptcp = new IpPermission();
    iptcp.setIpProtocol("tcp");
    iptcp.setFromPort(new Integer(49152));
    iptcp.setToPort(new Integer(49152));
    iptcp.withIpRanges("0.0.0.0/0");
    ipPermission.add(iptcp);

    AuthorizeSecurityGroupIngressRequest authorizeSecurityGroupIngressRequest = new AuthorizeSecurityGroupIngressRequest();

    authorizeSecurityGroupIngressRequest.withGroupName("JavaSecurityGroup").withIpPermissions(ipPermission);

    ec2.authorizeSecurityGroupIngress(authorizeSecurityGroupIngressRequest);

    /*********************************************
     * Added By Chenyun Zhang
     *  # Create a Key Pair
     *  
     *********************************************/
    System.out.println("#3 Create a Key Pair");

    CreateKeyPairRequest createKeyPairRequest = new CreateKeyPairRequest();

    createKeyPairRequest.withKeyName("HW2");

    CreateKeyPairResult createKeyPairResult = ec2.createKeyPair(createKeyPairRequest);

    KeyPair keyPair = new KeyPair();

    keyPair = createKeyPairResult.getKeyPair();

    String privateKey = keyPair.getKeyMaterial();

    //Calling createKeyPair is the only way to obtain the private key programmatically.
    /*********************************************
     * Added By Chenyun Zhang
     *  # Download KeyPair
     *  
     *********************************************/
    PrintWriter Storekey = new PrintWriter(
            "/Users/Annabelle/Documents/NYU-POLY/3/Cloud Computing/HW2" + "/" + "Hw2" + ".pem", "UTF-8");
    Storekey.print(privateKey);
    Storekey.close();
    System.out.println("Already store the key!");

    try {

        /*********************************************
         * 
          *  #2 Describe Availability Zones.
          *  
          *********************************************/
        System.out.println("#2 Describe Availability Zones.");
        DescribeAvailabilityZonesResult availabilityZonesResult = ec2.describeAvailabilityZones();
        System.out.println("You have access to " + availabilityZonesResult.getAvailabilityZones().size()
                + " Availability Zones.");

        /*********************************************
         * 
         *  #3 Describe Available Images
         *  
         *********************************************/
        System.out.println("#3 Describe Available Images");
        DescribeImagesResult dir = ec2.describeImages();
        List<Image> images = dir.getImages();
        System.out.println("You have " + images.size() + " Amazon images");

        /*********************************************
         *                 
         *  #4 Describe Key Pair
         *                 
         *********************************************/
        System.out.println("#9 Describe Key Pair");
        DescribeKeyPairsResult dkr = ec2.describeKeyPairs();
        System.out.println(dkr.toString());

        /*********************************************
         * 
         *  #5 Describe Current Instances
         *  
         *********************************************/
        System.out.println("#4 Describe Current Instances");
        DescribeInstancesResult describeInstancesRequest = ec2.describeInstances();
        List<Reservation> reservations = describeInstancesRequest.getReservations();
        Set<Instance> instances = new HashSet<Instance>();
        // add all instances to a Set.
        for (Reservation reservation : reservations) {
            instances.addAll(reservation.getInstances());
        }

        System.out.println("You have " + instances.size() + " Amazon EC2 instance(s).");
        for (Instance ins : instances) {

            // instance id
            String instanceId = ins.getInstanceId();

            // instance state
            InstanceState is = ins.getState();
            System.out.println(instanceId + " " + is.getName());
        }

        /*********************************************
         * 
         *  #6 Create an Instance
         *  
         *********************************************/
        System.out.println("#5 Create an Instance");
        String imageId = "ami-76f0061f"; //Basic 64-bit Amazon Linux AMI
        int minInstanceCount = 1; // create 1 instance
        int maxInstanceCount = 1;
        //RunInstancesRequest rir = new RunInstancesRequest(imageId, minInstanceCount, maxInstanceCount);
        RunInstancesRequest rir = new RunInstancesRequest();
        rir.withImageId(imageId).withInstanceType("t1.micro").withMinCount(minInstanceCount)
                .withMaxCount(maxInstanceCount).withKeyName("HW2").withSecurityGroups("JavaSecurityGroup");
        RunInstancesResult result = ec2.runInstances(rir);

        /*********************************************
         * Added by Chenyun Zhang
         *  # Get the public Ip address
         *  
         *********************************************/
        //get instanceId from the result
        List<Instance> resultInstance = result.getReservation().getInstances();
        String createdInstanceId = null;
        for (Instance ins : resultInstance) {
            createdInstanceId = ins.getInstanceId();
            System.out.println("New instance has been created: " + ins.getInstanceId());

            //DescribeInstancesRequest and get ip
            String createdInstanceIp = null;
            while (createdInstanceIp == null) {
                System.out.println("Please waiting for 10 seconds!");
                Thread.sleep(10000);

                DescribeInstancesRequest newdescribeInstances = new DescribeInstancesRequest();
                DescribeInstancesResult newdescribeInstancesRequest = ec2
                        .describeInstances(newdescribeInstances);
                List<Reservation> newreservations = newdescribeInstancesRequest.getReservations();
                Set<Instance> allinstances = new HashSet<Instance>();
                for (Reservation reservation : newreservations) {
                    allinstances.addAll(reservation.getInstances());
                }

                for (Instance myinst : allinstances) {
                    String instanceId = myinst.getInstanceId();
                    if (instanceId.equals(createdInstanceId)) {
                        createdInstanceIp = myinst.getPublicIpAddress();
                    }
                }

            }
            System.out.println("Already get the Ip!");
            System.out.println("New instance's ip address is:" + createdInstanceIp);
            IP = createdInstanceIp;
        }

        /*********************************************
         * 
         *  #7 Create a 'tag' for the new instance.
         *  
         *********************************************/
        System.out.println("#6 Create a 'tag' for the new instance.");
        List<String> resources = new LinkedList<String>();
        List<Tag> tags = new LinkedList<Tag>();
        Tag nameTag = new Tag("Name", "MyFirstInstance");

        resources.add(createdInstanceId);
        tags.add(nameTag);

        CreateTagsRequest ctr = new CreateTagsRequest(resources, tags);
        ec2.createTags(ctr);

        /*********************************************
         *  Added By Chenyun Zhang
         *  # SSH connect into EC2
         *  
         *********************************************/

        Thread.sleep(100000);
        ssh con = new ssh();
        con.sshcon(IP);

        /*********************************************
         * 
         *  #8 Stop/Start an Instance
         *  
         *********************************************/
        System.out.println("#7 Stop the Instance");
        List<String> instanceIds = new LinkedList<String>();
        instanceIds.add(createdInstanceId);

        //stop
        StopInstancesRequest stopIR = new StopInstancesRequest(instanceIds);
        //ec2.stopInstances(stopIR);

        //start
        StartInstancesRequest startIR = new StartInstancesRequest(instanceIds);
        //ec2.startInstances(startIR);

        /*********************************************
         * 
         *  #9 Terminate an Instance
         *  
         *********************************************/
        System.out.println("#8 Terminate the Instance");
        TerminateInstancesRequest tir = new TerminateInstancesRequest(instanceIds);
        //ec2.terminateInstances(tir);

        /*********************************************
         *  
         *  #10 shutdown client object
         *  
         *********************************************/
        ec2.shutdown();

    } catch (AmazonServiceException ase) {
        System.out.println("Caught Exception: " + ase.getMessage());
        System.out.println("Reponse Status Code: " + ase.getStatusCode());
        System.out.println("Error Code: " + ase.getErrorCode());
        System.out.println("Request ID: " + ase.getRequestId());
    }

}

From source file:EC2InstanceLaunch.java

License:Open Source License

private static void changeInstanceState(String instanceId, instanceState state) {

    List<String> instanceIds = new LinkedList<String>();
    instanceIds.add(instanceId);/* w ww. j  a  v  a2s . c om*/

    if (state == instanceState.stop) {
        //stop
        System.out.println("# Stop the Instance");
        StopInstancesRequest stopIR = new StopInstancesRequest(instanceIds);
        ec2.stopInstances(stopIR);
    } else if (state == instanceState.start) {
        //start
        System.out.println("# Start the Instance");
        StartInstancesRequest startIR = new StartInstancesRequest(instanceIds);
        ec2.startInstances(startIR);
    } else if (state == instanceState.terminate) {
        //terminate
        System.out.println("# Terminate the Instance");
        TerminateInstancesRequest terminateIR = new TerminateInstancesRequest(instanceIds);
        ec2.terminateInstances(terminateIR);
    } else if (state == instanceState.reboot) {
        //terminate
        System.out.println("# Reboot the Instance");
        RebootInstancesRequest rebootIR = new RebootInstancesRequest(instanceIds);
        ec2.rebootInstances(rebootIR);
    }

}

From source file:com.agilegroups.aws.services.AmazonEC2ServicesImpl.java

License:Apache License

public StartInstancesResult startInstances(List<String> instanceIds) {

    StartInstancesRequest request = new StartInstancesRequest(instanceIds);

    return this.client.startInstances(request);
}

From source file:com.optimalbi.Services.LocalEc2Service.java

License:Apache License

public void startService() {
    getLogger().info("Instance \"Started\"");
    List<String> instanceId = new ArrayList<>();
    instanceId.add(this.serviceID());
    amazonEC2.startInstances(new StartInstancesRequest(instanceId));
    waitForStateChange("running");
}

From source file:com.urbancode.terraform.tasks.aws.helpers.AWSHelper.java

License:Apache License

public void startInstances(List<String> instanceIds, AmazonEC2 ec2Client)
        throws RemoteException, InterruptedException {
    StartInstancesRequest startRequest = new StartInstancesRequest(instanceIds);
    ec2Client.startInstances(startRequest);
    for (String instanceId : instanceIds) {
        waitForState(instanceId, "running", 8, ec2Client);
    }//from   w ww . j  a  v  a 2 s  .c o  m
}

From source file:edu.umass.cs.aws.support.AWSEC2.java

License:Apache License

/**
 * Start an instance/*from w w w  .jav  a 2 s  .c o  m*/
 *
 * @param ec2
 * @param createdInstanceId
 */
public static void startInstance(AmazonEC2 ec2, String createdInstanceId) {
    System.out.println("Starting Instance:" + createdInstanceId);
    List<String> instanceIds = new LinkedList<>();
    instanceIds.add(createdInstanceId);
    StartInstancesRequest startIR = new StartInstancesRequest(instanceIds);
    ec2.startInstances(startIR);
}

From source file:hudson.plugins.ec2.EC2ComputerLauncher.java

License:Open Source License

@Override
public void launch(SlaveComputer _computer, TaskListener listener) {
    try {/*w  ww . j  a va 2  s . co m*/
        EC2Computer computer = (EC2Computer) _computer;
        PrintStream logger = listener.getLogger();

        final String baseMsg = "Node " + computer.getName() + "(" + computer.getInstanceId() + ")";
        String msg;

        OUTER: while (true) {
            switch (computer.getState()) {
            case PENDING:
                msg = baseMsg + " is still pending/launching, waiting 5s";
                break;
            case STOPPING:
                msg = baseMsg + " is still stopping, waiting 5s";
                break;
            case RUNNING:
                msg = baseMsg + " is ready";
                LOGGER.finer(msg);
                logger.println(msg);
                break OUTER;
            case STOPPED:
                msg = baseMsg + " is stopped, sending start request";
                LOGGER.finer(msg);
                logger.println(msg);

                AmazonEC2 ec2 = computer.getCloud().connect();
                List<String> instances = new ArrayList<String>();
                instances.add(computer.getInstanceId());

                StartInstancesRequest siRequest = new StartInstancesRequest(instances);
                StartInstancesResult siResult = ec2.startInstances(siRequest);

                msg = baseMsg + ": sent start request, result: " + siResult;
                LOGGER.finer(baseMsg);
                logger.println(baseMsg);
                continue OUTER;
            case SHUTTING_DOWN:
            case TERMINATED:
                // abort
                msg = baseMsg + " is terminated or terminating, aborting launch";
                LOGGER.info(msg);
                logger.println(msg);
                return;
            default:
                msg = baseMsg + " is in an unknown state, retrying in 5s";
                break;
            }

            // check every 5 secs
            Thread.sleep(5000);
            // and report to system log and console
            LOGGER.finest(msg);
            logger.println(msg);
        }

        launch(computer, logger, computer.describeInstance());
    } catch (AmazonClientException e) {
        e.printStackTrace(listener.error(e.getMessage()));
    } catch (IOException e) {
        e.printStackTrace(listener.error(e.getMessage()));
    } catch (InterruptedException e) {
        e.printStackTrace(listener.error(e.getMessage()));
    }

}