public Operation waitComplete(Operation operation, int duration, TimeUnit unit)
throws TimeoutException, OpsException {
long timeoutAt = System.currentTimeMillis() + unit.toMillis(duration);
// TODO: Timeout?
while (operation.getStatus().equals("RUNNING")) {
if (timeoutAt < System.currentTimeMillis()) {
throw new TimeoutException("Timeout while waiting for operation to complete");
}
log.debug("Polling for operation completion: " + operation);
try {
operation = compute.operations().get(projectId, operation.getName()).execute();
} catch (IOException e) {
throw new OpsException("Error waiting for operation to complete", e);
}
try {
Thread.sleep(2000);
} catch (InterruptedException e) {
Thread.currentThread().interrupt();
throw new OpsException("Interrupted while waiting for operation to complete", e);
}
}
return operation;
}
protected Compute.RegionOperations.Get createRegionOperations(
Compute compute, GcpCredential gcpCredential, Operation operation, CloudRegion region)
throws IOException {
return compute
.regionOperations()
.get(gcpCredential.getProjectId(), region.region(), operation.getName());
}
public Operation terminateInstance(String instanceId) throws OpsException {
try {
log.debug("Terminating instance: " + instanceId);
Operation operation = compute.instances().delete(projectId, instanceId).execute();
return operation;
} catch (IOException e) {
throw new OpsException("Error deleting instance", e);
}
}
public void createFirewallRule(Firewall rule) throws OpsException {
try {
log.debug("Inserting firewall rule: " + rule);
Operation operation = compute.firewalls().insert(projectId, rule).execute();
waitComplete(operation, 5, TimeUnit.MINUTES);
// TODO: Check success of operation?
} catch (IOException e) {
throw new OpsException("Error creating firewall", e);
} catch (TimeoutException e) {
throw new OpsException("Timeout while waiting for firewall creation", e);
}
}
@Override
public Boolean call() {
LOGGER.info("Checking status of Gcp image '{}' copy", name);
try {
Compute.Images.Get getImages = compute.images().get(projectId, name);
String status = getImages.execute().getStatus();
LOGGER.info("Status of image {} copy: {}", name, status);
return READY.equals(status);
} catch (IOException e) {
LOGGER.warn("Failed to retrieve image copy status", e);
return false;
}
}
public Instance findInstanceByName(String name) throws OpsException {
try {
log.debug("Retrieving instance by name: " + name);
Instance instance = compute.instances().get(projectId, name).execute();
return instance;
} catch (GoogleJsonResponseException e) {
if (e.getStatusCode() == 404) {
return null;
}
throw new OpsException("Error getting instance", e);
} catch (IOException e) {
throw new OpsException("Error getting instance", e);
}
}
private Iterable<MachineType> listMachineTypes(String projectId) throws OpsException {
List<MachineType> ret = Lists.newArrayList();
MachineTypeList machineTypeList;
try {
log.debug("Listing machine types in project " + projectId);
machineTypeList = compute.machineTypes().list(projectId).execute();
} catch (IOException e) {
throw new OpsException("Error listing machine types", e);
}
if (machineTypeList.getItems() != null) {
ret.addAll(machineTypeList.getItems());
}
return ret;
}
private Iterable<Image> listImages(String projectId) throws OpsException {
List<Image> ret = Lists.newArrayList();
ImageList imageList;
try {
log.debug("Listing images in project " + projectId);
imageList = compute.images().list(projectId).execute();
} catch (IOException e) {
throw new OpsException("Error listing images", e);
}
if (imageList.getItems() != null) {
ret.addAll(imageList.getItems());
}
return ret;
}
public List<Firewall> getInstanceFirewallRules(String instanceUrl) throws OpsException {
List<Firewall> ret = Lists.newArrayList();
FirewallList firewalls;
try {
log.debug("Listing firewall rules");
firewalls = compute.firewalls().list(projectId).execute();
} catch (IOException e) {
throw new OpsException("Error listing firewalls", e);
}
// TODO: Use filter
if (firewalls.getItems() != null) {
for (Firewall firewall : firewalls.getItems()) {
if (firewall.getTargetTags() != null && firewall.getTargetTags().contains(instanceUrl)) {
ret.add(firewall);
}
}
}
return ret;
}
public static Compute.RegionOperations.Get regionOperations(
Compute compute, String projectId, String operationName, Region region) throws IOException {
return compute.regionOperations().get(projectId, region.value(), operationName);
}
public static Compute.ZoneOperations.Get zoneOperations(
Compute compute, String projectId, String operationName, AvailabilityZone region)
throws IOException {
return compute.zoneOperations().get(projectId, region.value(), operationName);
}
public static Compute.GlobalOperations.Get globalOperations(
Compute compute, String projectId, String operationName) throws IOException {
return compute.globalOperations().get(projectId, operationName);
}
public Instance createInstance(
GoogleCloud cloud, MachineCreationRequest request, PublicKey sshPublicKey)
throws OpsException {
// GoogleComputeClient computeClient = getComputeClient(cloud);
try {
Image foundImage = null;
{
DiskImageRecipe recipe = null;
if (request.recipeId != null) {
recipe = platformLayerClient.getItem(request.recipeId, DiskImageRecipe.class);
}
OperatingSystemRecipe operatingSystem = null;
if (recipe != null) {
operatingSystem = recipe.getOperatingSystem();
}
log.info("Listing images to pick best image");
Iterable<Image> images = listImages(PROJECTID_GOOGLE);
// TODO: We need a better solution here!!
log.warn("Hard coding image names");
Set<String> imageNames = Sets.newHashSet("ubuntu-12-04-v20120621");
// Set<String> imageNames = Sets.newHashSet("centos-6-2-v20120621");
for (Image image : images) {
if (imageNames.contains(image.getName())) {
foundImage = image;
break;
}
}
if (foundImage == null) {
throw new IllegalArgumentException("Could not find image");
}
}
// GCE requires that the name comply with RFC1035, which I think means a valid DNS
// For now, just use a UUID, with a pl- prefix so it doesn't start with a number
// TODO: Fix this!
String instanceName = "pl-" + UUID.randomUUID().toString();
Operation createServerOperation;
{
Instance create = new Instance();
create.setName(instanceName);
create.setZone(buildZoneUrl(projectId, ZONE_US_CENTRAL1_A));
{
NetworkInterface networkInterface = new NetworkInterface();
networkInterface.setNetwork(buildNetworkUrl(projectId, "default"));
AccessConfig networkAccessConfig = new AccessConfig();
networkAccessConfig.setType("ONE_TO_ONE_NAT");
networkInterface.setAccessConfigs(Lists.newArrayList(networkAccessConfig));
create.setNetworkInterfaces(Lists.newArrayList(networkInterface));
}
Metadata metadata = new Metadata();
metadata.setItems(Lists.<Items>newArrayList());
create.setMetadata(metadata);
if (request.tags != null) {
for (Tag tag : request.tags) {
Metadata.Items meta = new Metadata.Items();
meta.setKey(tag.getKey());
meta.setValue(tag.getValue());
metadata.getItems().add(meta);
}
}
if (request.sshPublicKey != null) {
Metadata.Items meta = new Metadata.Items();
meta.setKey("sshKeys");
meta.setValue(USER_NAME + ":" + OpenSshUtils.serialize(sshPublicKey));
metadata.getItems().add(meta);
}
create.setImage(foundImage.getSelfLink());
MachineType flavor = getClosestInstanceType(request);
if (flavor == null) {
throw new OpsException("Cannot determine machine type for request");
}
create.setMachineType(flavor.getSelfLink());
if (request.securityGroups != null) {
// TODO: Reimplement if needed
throw new UnsupportedOperationException();
}
// if (createdSecurityGroup != null) {
// ServerForCreate.SecurityGroup serverSecurityGroup = new ServerForCreate.SecurityGroup();
// serverSecurityGroup.setName(createdSecurityGroup.getName());
// create.getSecurityGroups().add(serverSecurityGroup);
// }
// create.setConfigDrive(cloudBehaviours.useConfigDrive());
log.info("Launching new server: " + instanceName);
try {
createServerOperation = compute.instances().insert(projectId, create).execute();
} catch (IOException e) {
throw new OpsException("Error launching new instance", e);
}
}
log.info("Waiting for server to be ready");
createServerOperation = waitComplete(createServerOperation, 10, TimeUnit.MINUTES);
Instance created;
InstanceState state = null;
while (true) {
created = findInstanceByName(instanceName);
state = InstanceState.get(created);
log.info("Instance state: " + state);
if (state.isRunning()) {
break;
}
Thread.sleep(1000);
}
return created;
} catch (InterruptedException e) {
ExceptionUtils.handleInterrupted(e);
throw new OpsException("Error building server", e);
} catch (TimeoutException e) {
throw new OpsException("Timeout waiting for server build", e);
}
}
protected Compute.GlobalOperations.Get createGlobalOperations(
Compute compute, GcpCredential gcpCredential, Operation operation) throws IOException {
return compute.globalOperations().get(gcpCredential.getProjectId(), operation.getName());
}