eTgMN4qA

1package org.dps.ass1;
2
3import com.amazonaws.auth.AWSCredentials;
4import com.amazonaws.auth.AWSStaticCredentialsProvider;
5import com.amazonaws.auth.BasicAWSCredentials;
6import com.amazonaws.regions.Regions;
7import com.amazonaws.services.ec2.AmazonEC2;
8import com.amazonaws.services.ec2.AmazonEC2ClientBuilder;
9import com.amazonaws.services.ec2.model.*;
10import java.util.Arrays;
11import java.util.List;
12
13public class App {
14
15    private static final AWSCredentials AWS_CREDENTIALS;
16
17    static {
18        // Your accesskey and secretkey
19        AWS_CREDENTIALS = new BasicAWSCredentials(
20                "AKIAJVXQULSWZZR5TAFQ",
21                "LWek3Uu7iuqzGtEokUd9fkzuu3+BoEMO/DTUSy9J"
22        );
23    }
24
25    public static void main(String[] args) {
26
27        // Set up the amazon ec2 client
28        AmazonEC2 ec2Client = AmazonEC2ClientBuilder.standard()
29                .withCredentials(new AWSStaticCredentialsProvider(AWS_CREDENTIALS))
30                .withRegion(Regions.EU_CENTRAL_1)
31                .build();
32
33        // Launch an Amazon EC2 Instance
34        RunInstancesRequest runInstancesRequest = new RunInstancesRequest().withImageId("ami-09def150731bdbcc2")
35                .withInstanceType("t2.micro") // https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/instance-types.html
36                .withMinCount(1)
37                .withMaxCount(1)
38                .withNetworkInterfaces(new InstanceNetworkInterfaceSpecification()
39                        .withAssociatePublicIpAddress(true)
40                        .withDeviceIndex(0)
41                        .withSubnetId("subnet-1e755963")
42                        .withGroups("sg-21a76f40"));
43
44        RunInstancesResult runInstancesResult = ec2Client.runInstances(runInstancesRequest);
45
46        Instance instance = runInstancesResult.getReservation().getInstances().get(0);
47        String instanceId = instance.getInstanceId();
48
49
50        // Setting up the tags for the instance
51        CreateTagsRequest createTagsRequest = new CreateTagsRequest()
52                .withResources(instance.getInstanceId())
53                .withTags(new Tag("Name", "codeflex-ec2"));
54        ec2Client.createTags(createTagsRequest);
55
56        // Starting the Instance
57        StartInstancesRequest startInstancesRequest = new StartInstancesRequest().withInstanceIds(instanceId);
58
59        ec2Client.startInstances(startInstancesRequest);
60
61        SQLiteJDBC db = new SQLiteJDBC();
62        db.createDataBase();
63        getInstanceInformation(instance, ec2Client, db);
64        db.selectAll();
65
66        try
67        {
68            Thread.sleep(1000);
69        }
70        catch(InterruptedException ex)
71        {
72            Thread.currentThread().interrupt();
73        }
74
75        TerminateInstancesRequest terminateInstancesRequest = new TerminateInstancesRequest().withInstanceIds(instanceId);
76        ec2Client.terminateInstances(terminateInstancesRequest);
77    }
78
79    public static void getInstanceInformation(Instance instance, AmazonEC2 ec2Client, SQLiteJDBC db) {
80
81        DescribeInstancesRequest request =  new DescribeInstancesRequest();
82        String[] ids = new String[]{instance.getInstanceId()};
83        request.setInstanceIds(Arrays.asList(ids));
84
85        DescribeInstancesResult result = ec2Client.describeInstances(request);
86        List<Reservation> reservations = result.getReservations();
87        List<Instance> instances;
88        for(Reservation res : reservations){
89            instances = res.getInstances();
90            for(Instance ins : instances){
91                System.out.println("#---------- INSTANCE INFORMATION ----------#");
92                System.out.println("EC2 Instance Id: " + ins.getInstanceId());
93                System.out.println("EC2 Instance type: " + ins.getInstanceType());
94                System.out.println("EC2 Instance public IP: " + ins.getPublicIpAddress());
95                System.out.println("EC2 Instance private IP: " + ins.getPrivateIpAddress());
96                System.out.println("EC2 Instance region: " + ins.getPlacement().getAvailabilityZone());
97                db.insertIntoDB(ins.getInstanceType(), ins.getInstanceId(),ins.getPrivateIpAddress(),ins.getPublicIpAddress(),ins.getPlacement().getAvailabilityZone(),ins.getPlacement().getAvailabilityZone());
98            }
99        }
100    }
101
102}