/**
* An optional list of the instances to describe.
*
* <p>Returns a reference to this object so that method calls can be chained together.
*
* @param instanceIds An optional list of the instances to describe.
* @return A reference to this updated object so that method calls can be chained together.
*/
public DescribeInstancesRequest withInstanceIds(String... instanceIds) {
if (getInstanceIds() == null)
setInstanceIds(new java.util.ArrayList<String>(instanceIds.length));
for (String value : instanceIds) {
getInstanceIds().add(value);
}
return this;
}
/**
* Provisions a new EC2 slave based on the currently running instance on EC2, instead of starting
* a new one.
*/
public EC2AbstractSlave attach(String instanceId, TaskListener listener)
throws AmazonClientException, IOException {
PrintStream logger = listener.getLogger();
AmazonEC2 ec2 = getParent().connect();
try {
logger.println("Attaching to " + instanceId);
LOGGER.info("Attaching to " + instanceId);
DescribeInstancesRequest request = new DescribeInstancesRequest();
request.setInstanceIds(Collections.singletonList(instanceId));
Instance inst = ec2.describeInstances(request).getReservations().get(0).getInstances().get(0);
return newOndemandSlave(inst);
} catch (FormException e) {
throw new AssertionError(); // we should have discovered all
// configuration issues upfront
}
}
public static Instance getInstance(String instanceId, EC2Cloud cloud) {
if (instanceId == null || instanceId == "" || cloud == null) return null;
Instance i = null;
try {
DescribeInstancesRequest request = new DescribeInstancesRequest();
request.setInstanceIds(Collections.<String>singletonList(instanceId));
AmazonEC2 ec2 = cloud.connect();
List<Reservation> reservations = ec2.describeInstances(request).getReservations();
if (!reservations.isEmpty()) {
List<Instance> instances = reservations.get(0).getInstances();
if (!instances.isEmpty()) {
i = instances.get(0);
}
}
} catch (AmazonClientException e) {
LOGGER.log(Level.WARNING, "Failed to fetch EC2 instance: " + instanceId, e);
}
return i;
}
@Override
// @HystrixCommand(fallback = my coole exception)
// command for account id and client type -> generate new credentials
public void processEvent(final CloudTrailEvent event) {
String parameters = event.getEventData().getRequestParameters();
String instanceId = getFromParameters(parameters);
AmazonEC2Client client =
getClientForAccount(
event.getEventData().getUserIdentity().getAccountId(),
Region.getRegion(Regions.fromName(event.getEventData().getAwsRegion())));
DescribeInstancesRequest request = new DescribeInstancesRequest();
request.setInstanceIds(Collections.singleton(instanceId));
// try
DescribeInstancesResult result = client.describeInstances(request);
// catch credentials are old
// throw new my coole exception ( account id, CLIENTTYPE.EC2, exception) -> this will trigger
// hystrix
LOG.info("SAVING RESULT INTO MAGIC DB", result);
}
