@Override
public void handleResult(final Instance instance) {
LOG.debug("Received Instance:" + instance.getUrl() + " from Network Manager");
executor.execute(
new Runnable() {
public void run() {
try {
DhtWriter dhtWriter = dhtClientFactory.createWriter();
dhtWriter.update(
piIdBuilder.getPIdForEc2AvailabilityZone(instance),
instance,
new UpdateResolvingPiContinuation<Instance>() {
@Override
public Instance update(Instance existingEntity, Instance requestedEntity) {
String hostname = "";
try {
hostname = InetAddress.getLocalHost().getHostName();
existingEntity.setHostname(hostname);
} catch (UnknownHostException e) {
LOG.error("Unable to retrieve hostname", e);
}
LOG.debug(
String.format(
"Updating instance: %s hostname: %s and nodeId: %s",
existingEntity.getInstanceId(), hostname, nodeId));
existingEntity.setNodeId(nodeId);
existingEntity.setSourceImagePath(instance.getSourceImagePath());
existingEntity.setSourceKernelPath(instance.getSourceKernelPath());
existingEntity.setSourceRamdiskPath(instance.getSourceRamdiskPath());
existingEntity.setKernelId(instance.getKernelId());
existingEntity.setRamdiskId(instance.getRamdiskId());
existingEntity.setPlatform(instance.getPlatform());
return existingEntity;
}
@Override
public void handleResult(Instance result) {
LOG.debug(String.format("Run instances state update result: %s", result));
}
});
runInstanceHandler.startInstance(instance);
} catch (Throwable t) {
LOG.error(t.getMessage(), t);
}
}
});
}
public ReservationInstances runInstances(final Reservation reservation) {
LOG.debug(String.format("runInstances(%s)", reservation));
String securityGroupUrl =
SecurityGroup.getUrl(reservation.getUserId(), reservation.getSecurityGroupName());
PId securityGroupId = getPiIdBuilder().getPId(securityGroupUrl).forLocalRegion();
SecurityGroup securityGroup =
(SecurityGroup) getDhtClientFactory().createBlockingReader().get(securityGroupId);
validateReservation(reservation, securityGroup);
reservation.setReservationId(getIdFactory().createNewReservationId());
AvailabilityZone availabilityZone;
if (StringUtils.isNotEmpty(reservation.getAvailabilityZone())) {
try {
availabilityZone = getAvailabilityZoneByName(reservation.getAvailabilityZone());
} catch (AvailabilityZoneNotFoundException e) {
throw new IllegalArgumentException(
String.format("Unknown availability zone: %s", reservation.getAvailabilityZone()));
}
} else {
availabilityZone = getLocalAvailabilityZone();
reservation.setAvailabilityZone(availabilityZone.getAvailabilityZoneName());
}
// setup return object
ReservationInstances reservationInstances = new ReservationInstances();
reservationInstances.setReservation(reservation);
for (int i = 0; i < reservation.getMaxCount(); i++) {
String instanceId =
getIdFactory().createNewInstanceId(availabilityZone.getGlobalAvailabilityZoneCode());
// create instance
Instance instance = new Instance(reservation);
instance.setInstanceType(reservation.getInstanceType());
instance.setUserId(reservation.getUserId());
instance.setInstanceId(instanceId);
instance.setState(InstanceState.PENDING);
instance.setLaunchTime(System.currentTimeMillis());
instance.setAvailabilityZoneCode(availabilityZone.getAvailabilityZoneCodeWithinRegion());
instance.setRegionCode(availabilityZone.getRegionCode());
LOG.info(String.format("Requesting new %s", instance));
reservationInstances.getInstances().add(instance);
// create instance in dht
PId instanceDhtId =
getPiIdBuilder().getPIdForEc2AvailabilityZone(Instance.getUrl(instanceId));
BlockingDhtWriter blockingDhtWriter = getDhtClientFactory().createBlockingWriter();
AddNewInstanceResolver addNewInstanceResolver = new AddNewInstanceResolver();
blockingDhtWriter.update(instanceDhtId, instance, addNewInstanceResolver);
reservation.addInstanceId(instance.getInstanceId());
}
getUserService()
.addInstancesToUser(
reservation.getUserId(), reservation.getInstanceIds(), reservation.getInstanceType());
// write security group to DHT
getDhtClientFactory()
.createBlockingWriter()
.update(
securityGroupId,
null,
new AddInstanceToSecurityGroupResolver(reservation.getInstanceIds()));
// add to task processing queue
PId runInstanceQueueId =
getPiIdBuilder()
.getPId(PiQueue.RUN_INSTANCE.getUrl())
.forGlobalAvailablityZoneCode(availabilityZone.getGlobalAvailabilityZoneCode());
for (String instanceId : reservation.getInstanceIds()) {
getTaskProcessingQueueHelper()
.addUrlToQueue(runInstanceQueueId, Instance.getUrl(instanceId), instanceTaskQueueRetries);
}
// anycast message
PubSubMessageContext pubSubMessageContext =
getApiApplicationManager()
.newPubSubMessageContextFromGlobalAvzCode(
PiTopics.RUN_INSTANCE, availabilityZone.getGlobalAvailabilityZoneCode());
pubSubMessageContext.randomAnycast(EntityMethod.CREATE, reservation);
return reservationInstances;
}