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package verteiltesysteme.aws;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.util.Base64;
import com.amazonaws.AmazonClientException;
import com.amazonaws.auth.profile.ProfileCredentialsProvider;
import com.amazonaws.services.ec2.AmazonEC2;
import com.amazonaws.services.ec2.AmazonEC2ClientBuilder;
import com.amazonaws.services.ec2.model.RunInstancesRequest;
import com.amazonaws.services.ec2.model.RunInstancesResult;
/**
*
* In order to use the services in this sample, you need:
*
* - A valid Amazon Web Services account. You can register for AWS at:
* https://aws-portal.amazon.com/gp/aws/developer/registration/index.html
*
* - Your account's Access Key ID and Secret Access Key:
* http://aws.amazon.com/security-credentials
*
* - A subscription to Amazon EC2. You can sign up for EC2 at:
* http://aws.amazon.com/ec2/
*
*/
public class StartVertSysServersTokyo {
/*
* Before running the code: Fill in your AWS access credentials in the provided
* credentials file template, and be sure to move the file to the default
* location (C:\\Users\\<username>\\.aws\\credentials) where the sample code will
* load the credentials from.
* https://console.aws.amazon.com/iam/home?#security_credential
*
* WARNING: To avoid accidental leakage of your credentials, DO NOT keep the
* credentials file in your source directory.
*/
public static void main(String[] args) throws Exception {
System.out.println("===========================================");
System.out.println("Verteilte Systeme AWS Demo (AWS Java SDK)");
System.out.println("===========================================");
/*
* The ProfileCredentialsProvider will return your [default] credential profile
* by reading from the credentials file located at
* (C:\\Users\\<username>\\.aws\\credentials).
*/
ProfileCredentialsProvider credentialsProvider = new ProfileCredentialsProvider();
try {
credentialsProvider.getCredentials();
} catch (Exception e) {
throw new AmazonClientException("Cannot load the credentials from the credential profiles file. "
+ "Please make sure that your credentials file is at the correct "
+ "location (C:\\Users\\<username>\\.aws\\credentials), and is in valid format.", e);
}
// Tokyo
System.out.println("Instantiating EC2 Client for Tokyo...");
AmazonEC2 ec2 = AmazonEC2ClientBuilder.standard().withCredentials(credentialsProvider)
.withRegion("ap-northeast-1").build();
System.out.println("Loading user-data from file...");
byte[] encoded = Files.readAllBytes(Paths.get("src\\verteiltesysteme\\aws\\user-data.txt"));
String userData = Base64.getEncoder().encodeToString(encoded);
System.out.println("Starting instance in Tokyo...");
RunInstancesRequest runInstancesRequest = new RunInstancesRequest();
// Amazon Linux 2 LTS Candidate AMI 2017.12.0 (HVM), SSD Volume Type - ami-6be57d0d
runInstancesRequest.withImageId("ami-6be57d0d").withInstanceType("t2.nano").withMinCount(1).withMaxCount(1)
.withKeyName("srieger-amazon-aws-keypair").withUserData(userData)
.withSubnetId("subnet-1b8de752")
.withSecurityGroupIds("sg-12e96e6b");
RunInstancesResult result = ec2.runInstances(runInstancesRequest);
System.out.println(result);
}
}