/**
* This method queries for the document link of the cluster configuration for the Kubernetes
* Cluster.
*
* @param currentState
*/
private void queryClusterConfiguration(final KubernetesClusterCreateTask currentState) {
QueryTask.Query kindClause =
new QueryTask.Query()
.setTermPropertyName(ServiceDocument.FIELD_NAME_KIND)
.setTermMatchValue(Utils.buildKind(ClusterConfigurationService.State.class));
QueryTask.Query idClause =
new QueryTask.Query()
.setTermPropertyName(ClusterConfigurationService.State.FIELD_NAME_SELF_LINK)
.setTermMatchValue(
ClusterConfigurationServiceFactory.SELF_LINK
+ "/"
+ ClusterType.KUBERNETES.toString().toLowerCase());
QueryTask.QuerySpecification querySpecification = new QueryTask.QuerySpecification();
querySpecification.query.addBooleanClause(kindClause);
querySpecification.query.addBooleanClause(idClause);
QueryTask queryTask = QueryTask.create(querySpecification).setDirect(true);
sendRequest(
HostUtils.getCloudStoreHelper(this)
.createBroadcastPost(
ServiceUriPaths.CORE_LOCAL_QUERY_TASKS, ServiceUriPaths.DEFAULT_NODE_SELECTOR)
.setBody(queryTask)
.setCompletion(
(Operation operation, Throwable throwable) -> {
if (null != throwable) {
failTask(throwable);
return;
}
NodeGroupBroadcastResponse queryResponse =
operation.getBody(NodeGroupBroadcastResponse.class);
Set<String> documentLinks =
QueryTaskUtils.getBroadcastQueryResults(queryResponse);
if (documentLinks.isEmpty()) {
failTask(
new IllegalStateException(
String.format(
"Cannot find cluster configuration for %s",
ClusterType.KUBERNETES.toString())));
return;
}
retrieveClusterConfiguration(currentState, documentLinks.iterator().next());
}));
}
/**
* 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);
}));
}
/**
* This method retrieves the cluster configuration entity for the Kubernetes Cluster.
*
* @param currentState
* @param clusterConfigurationLink
*/
private void retrieveClusterConfiguration(
final KubernetesClusterCreateTask currentState, String clusterConfigurationLink) {
sendRequest(
HostUtils.getCloudStoreHelper(this)
.createGet(clusterConfigurationLink)
.setCompletion(
(Operation operation, Throwable throwable) -> {
if (null != throwable) {
failTask(throwable);
return;
}
ClusterConfigurationService.State clusterConfiguration =
operation.getBody(ClusterConfigurationService.State.class);
createClusterService(currentState, clusterConfiguration.imageId);
}));
}
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);
}));
}