@Override
public void handleStart(Operation start) {
ServiceUtils.logInfo(this, "Starting service %s", getSelfLink());
State startState = start.getBody(State.class);
InitializationUtils.initialize(startState);
if (null == startState.queryCreateVmTaskInterval) {
startState.queryCreateVmTaskInterval = HostUtils.getDeployerContext(this).getTaskPollDelay();
}
validateState(startState);
if (TaskState.TaskStage.CREATED == startState.taskState.stage) {
startState.taskState.stage = TaskState.TaskStage.STARTED;
}
start.setBody(startState).complete();
try {
if (ControlFlags.isOperationProcessingDisabled(startState.controlFlags)) {
ServiceUtils.logInfo(this, "Skipping patch handling (disabled)");
} else if (TaskState.TaskStage.STARTED == startState.taskState.stage) {
TaskUtils.sendSelfPatch(this, buildPatch(startState.taskState.stage, (Throwable) null));
}
} catch (Throwable t) {
failTask(t);
}
}
/**
* This method performs document state updates in response to an operation which sets the state to
* STARTED.
*
* @param currentState Supplies the current state object.
* @param vmState Supplies the state object of the VmService entity.
* @param hostState Supplies the state object of the HostService entity.
* @param projectState Supplies the state object of the ProjectService entity.
* @param imageState Supplies the state object of the Image Service entity.
* @param projectState Supplies the state object of the Project Service entity.
* @param vmFlavorState Supplies the state object of the FlavorService entity.
* @param diskFlavorState Supplies the state object of the FlavorService entity.
*/
private void processStartedStage(
final State currentState,
final VmService.State vmState,
final HostService.State hostState,
final ImageService.State imageState,
final ProjectService.State projectState,
final FlavorService.State vmFlavorState,
final FlavorService.State diskFlavorState)
throws IOException {
final Service service = this;
FutureCallback<CreateVmTaskService.State> callback =
new FutureCallback<CreateVmTaskService.State>() {
@Override
public void onSuccess(@Nullable CreateVmTaskService.State result) {
switch (result.taskState.stage) {
case FINISHED:
updateVmId(currentState, result.vmId);
break;
case CANCELLED:
TaskUtils.sendSelfPatch(
service,
buildPatch(TaskState.TaskStage.CANCELLED, (ServiceErrorResponse) null));
break;
case FAILED:
ServiceErrorResponse failed = new ServiceErrorResponse();
failed.message =
String.format(
"CreateVmTaskService failed to create the vm. documentSelfLink: %s. failureReason: %s",
result.documentSelfLink, result.taskState.failure.message);
TaskUtils.sendSelfPatch(service, buildPatch(TaskState.TaskStage.FAILED, failed));
break;
}
}
@Override
public void onFailure(Throwable t) {
failTask(t);
}
};
CreateVmTaskService.State startState = new CreateVmTaskService.State();
startState.projectId = ServiceUtils.getIDFromDocumentSelfLink(projectState.documentSelfLink);
startState.vmCreateSpec =
composeVmCreateSpec(vmState, hostState, imageState, vmFlavorState, diskFlavorState);
startState.queryCreateVmTaskInterval = currentState.queryCreateVmTaskInterval;
TaskUtils.startTaskAsync(
this,
CreateVmTaskFactoryService.SELF_LINK,
startState,
(state) -> TaskUtils.finalTaskStages.contains(state.taskState.stage),
CreateVmTaskService.State.class,
HostUtils.getDeployerContext(this).getTaskPollDelay(),
callback);
}
/**
* This method is the completion handler for the setMetadataTask.
*
* @param currentState Supplies the current state object.
* @param task Supplies the task object.
*/
private void processSetMetadataTask(final State currentState, final Task task) {
switch (task.getState().toUpperCase()) {
case "QUEUED":
case "STARTED":
scheduleSetMetadataTaskCall(this, currentState, task.getId());
break;
case "ERROR":
throw new RuntimeException(ApiUtils.getErrors(task));
case "COMPLETED":
TaskUtils.sendSelfPatch(this, buildPatch(TaskState.TaskStage.FINISHED, (Throwable) null));
break;
default:
throw new RuntimeException("Unknown task state: " + task.getState());
}
}
/**
* This method creates a Kubernetes Cluster Service instance. On successful creation, the method
* moves the sub-stage to SETUP_MASTER.
*
* @param currentState
* @param imageId
*/
private void createClusterService(
final KubernetesClusterCreateTask currentState, final String imageId) {
ClusterService.State cluster = new ClusterService.State();
cluster.clusterState = ClusterState.CREATING;
cluster.clusterName = currentState.clusterName;
cluster.clusterType = ClusterType.KUBERNETES;
cluster.imageId = imageId;
cluster.projectId = currentState.projectId;
cluster.diskFlavorName = currentState.diskFlavorName;
cluster.masterVmFlavorName = currentState.masterVmFlavorName;
cluster.otherVmFlavorName = currentState.otherVmFlavorName;
cluster.vmNetworkId = currentState.vmNetworkId;
cluster.slaveCount = currentState.slaveCount;
cluster.extendedProperties = new HashMap<>();
cluster.extendedProperties.put(ClusterManagerConstants.EXTENDED_PROPERTY_DNS, currentState.dns);
cluster.extendedProperties.put(
ClusterManagerConstants.EXTENDED_PROPERTY_GATEWAY, currentState.gateway);
cluster.extendedProperties.put(
ClusterManagerConstants.EXTENDED_PROPERTY_NETMASK, currentState.netmask);
cluster.extendedProperties.put(
ClusterManagerConstants.EXTENDED_PROPERTY_CONTAINER_NETWORK, currentState.containerNetwork);
cluster.extendedProperties.put(
ClusterManagerConstants.EXTENDED_PROPERTY_ETCD_IPS,
NodeTemplateUtils.serializeAddressList(currentState.etcdIps));
cluster.extendedProperties.put(
ClusterManagerConstants.EXTENDED_PROPERTY_MASTER_IP, currentState.masterIp);
cluster.documentSelfLink = currentState.clusterId;
sendRequest(
HostUtils.getCloudStoreHelper(this)
.createPost(ClusterServiceFactory.SELF_LINK)
.setBody(cluster)
.setCompletion(
(operation, throwable) -> {
if (null != throwable) {
failTask(throwable);
return;
}
KubernetesClusterCreateTask patchState =
buildPatch(TaskState.TaskStage.STARTED, TaskState.SubStage.SETUP_ETCD);
patchState.imageId = imageId;
TaskUtils.sendSelfPatch(this, patchState);
}));
}
private void updateStates(
final KubernetesClusterCreateTask currentState,
final KubernetesClusterCreateTask patchState,
final ClusterService.State clusterPatchState) {
sendRequest(
HostUtils.getCloudStoreHelper(this)
.createPatch(ClusterServiceFactory.SELF_LINK + "/" + currentState.clusterId)
.setBody(clusterPatchState)
.setCompletion(
(Operation operation, Throwable throwable) -> {
if (null != throwable) {
failTask(throwable);
return;
}
TaskUtils.sendSelfPatch(KubernetesClusterCreateTaskService.this, patchState);
}));
}
private void startMaintenance(final KubernetesClusterCreateTask currentState) {
ClusterMaintenanceTaskService.State patchState = new ClusterMaintenanceTaskService.State();
patchState.taskState = new TaskState();
patchState.taskState.stage = TaskState.TaskStage.STARTED;
// Start the maintenance task async without waiting for its completion so that the creation task
// can finish immediately.
Operation patchOperation =
Operation.createPatch(
UriUtils.buildUri(
getHost(),
ClusterMaintenanceTaskFactoryService.SELF_LINK + "/" + currentState.clusterId))
.setBody(patchState)
.setCompletion(
(Operation operation, Throwable throwable) -> {
// We ignore the failure here since maintenance task will kick in eventually.
TaskUtils.sendSelfPatch(this, buildPatch(TaskState.TaskStage.FINISHED, null));
});
sendRequest(patchOperation);
}
@Override
public void handleStart(Operation start) {
ServiceUtils.logInfo(this, "Starting service %s", getSelfLink());
KubernetesClusterCreateTask startState = start.getBody(KubernetesClusterCreateTask.class);
InitializationUtils.initialize(startState);
validateStartState(startState);
if (startState.taskState.stage == TaskState.TaskStage.CREATED) {
startState.taskState.stage = TaskState.TaskStage.STARTED;
startState.taskState.subStage = TaskState.SubStage.ALLOCATE_RESOURCES;
}
start.setBody(startState).complete();
try {
if (ControlFlags.isOperationProcessingDisabled(startState.controlFlags)) {
ServiceUtils.logInfo(this, "Skipping start operation processing (disabled)");
} else if (TaskState.TaskStage.STARTED == startState.taskState.stage) {
TaskUtils.sendSelfPatch(
this, buildPatch(startState.taskState.stage, TaskState.SubStage.ALLOCATE_RESOURCES));
}
} catch (Throwable t) {
failTask(t);
}
}
private void failTask(Throwable e) {
ServiceUtils.logSevere(this, e);
TaskUtils.sendSelfPatch(this, buildPatch(TaskState.TaskStage.FAILED, null, e));
}
private void failTask(Map<Long, Throwable> exs) {
exs.values().forEach(e -> ServiceUtils.logSevere(this, e));
TaskUtils.sendSelfPatch(
this, buildPatch(TaskState.TaskStage.FAILED, exs.values().iterator().next()));
}
private void sendStageProgressPatch(final TaskState.TaskStage stage) {
ServiceUtils.logInfo(this, "Sending stage progress patch %s", stage);
TaskUtils.sendSelfPatch(this, buildPatch(stage, null));
}
