@Override
public Response getAvailableNodes(final String clusterName) {
Set<String> hostsName = Sets.newHashSet();
HiveConfig hiveConfig = hiveManager.getCluster(clusterName);
HadoopClusterConfig hadoopConfig = hadoopManager.getCluster(hiveConfig.getHadoopClusterName());
Set<String> nodes = new HashSet<>(hadoopConfig.getAllNodes());
nodes.removeAll(hiveConfig.getAllNodes());
if (!nodes.isEmpty()) {
Set<EnvironmentContainerHost> hosts;
try {
hosts =
environmentManager
.loadEnvironment(hadoopConfig.getEnvironmentId())
.getContainerHostsByIds(nodes);
for (final EnvironmentContainerHost host : hosts) {
hostsName.add(host.getHostname());
}
} catch (ContainerHostNotFoundException | EnvironmentNotFoundException e) {
e.printStackTrace();
}
} else {
LOG.info("All nodes in corresponding Hadoop cluster have Nutch installed");
// return Response.status( Response.Status.NOT_FOUND ).build();
}
String hosts = JsonUtil.GSON.toJson(hostsName);
return Response.status(Response.Status.OK).entity(hosts).build();
}
@Override
public Response getCluster(final String clusterName) {
HiveConfig config = hiveManager.getCluster(clusterName);
if (config == null) {
return Response.status(Response.Status.INTERNAL_SERVER_ERROR)
.entity(clusterName + "cluster not found")
.build();
}
String cluster = JsonUtil.GSON.toJson(parsePojo(config));
return Response.status(Response.Status.OK).entity(cluster).build();
}
@Override
public Response uninstallCluster(final String clusterName) {
Preconditions.checkNotNull(clusterName);
if (hiveManager.getCluster(clusterName) == null) {
return Response.status(Response.Status.INTERNAL_SERVER_ERROR)
.entity(clusterName + " cluster not found.")
.build();
}
UUID uuid = hiveManager.uninstallCluster(clusterName);
OperationState state = waitUntilOperationFinish(uuid);
return createResponse(uuid, state);
}