private List<Cluster> doPrivilegedLookup(String partitionName, String vmTypeName)
throws NotEnoughResourcesException {
if (Partition.DEFAULT_NAME.equals(partitionName)) {
Iterable<Cluster> authorizedClusters =
Iterables.filter(
Clusters.getInstance().listValues(),
RestrictedTypes.filterPrivilegedWithoutOwner());
Multimap<VmTypeAvailability, Cluster> sorted = TreeMultimap.create();
for (Cluster c : authorizedClusters) {
sorted.put(c.getNodeState().getAvailability(vmTypeName), c);
}
if (sorted.isEmpty()) {
throw new NotEnoughResourcesException(
"Not enough resources: no availability zone is available in which you have permissions to run instances.");
} else {
return Lists.newArrayList(sorted.values());
}
} else {
ServiceConfiguration ccConfig =
Topology.lookup(ClusterController.class, Partitions.lookupByName(partitionName));
Cluster cluster = Clusters.lookup(ccConfig);
if (cluster == null) {
throw new NotEnoughResourcesException("Can't find cluster " + partitionName);
}
if (!RestrictedTypes.filterPrivilegedWithoutOwner().apply(cluster)) {
throw new NotEnoughResourcesException("Not authorized to use cluster " + partitionName);
}
return Lists.newArrayList(cluster);
}
}
@Override
public boolean apply(Allocation allocInfo) throws MetadataException {
RunInstancesType request = allocInfo.getRequest();
String zoneName = request.getAvailabilityZone();
if (Clusters.getInstance().listValues().isEmpty()) {
LOG.debug("enabled values: " + Joiner.on("\n").join(Clusters.getInstance().listValues()));
LOG.debug("disabled values: " + Joiner.on("\n").join(Clusters.getInstance().listValues()));
throw new VerificationException(
"Not enough resources: no cluster controller is currently available to run instances.");
} else if (Partitions.exists(zoneName)) {
Partition partition = Partitions.lookupByName(zoneName);
allocInfo.setPartition(partition);
} else if (Partition.DEFAULT_NAME.equals(zoneName)) {
Partition partition = Partition.DEFAULT;
allocInfo.setPartition(partition);
} else {
throw new VerificationException(
"Not enough resources: no cluster controller is currently available to run instances.");
}
return true;
}
