private void generateDownloadManifests(final String imageId) {
// lookup all reservations that reference the newly available image id
final List<VmInstance> pendingInstances =
VmInstances.list(
new Predicate<VmInstance>() {
@Override
public boolean apply(VmInstance arg0) {
return imageId.equals(arg0.getBootRecord().getMachineImageId())
&& VmState.PENDING.equals(arg0.getState());
}
});
for (final VmInstance instance : pendingInstances) {
final String reservationId = instance.getReservationId();
final String partitionName = instance.getPartition();
final Partition partition = Partitions.lookupByName(partitionName);
final MachineImageInfo machineImage = LookupMachine.INSTANCE.apply(imageId);
try {
final String manifestLocation =
DownloadManifestFactory.generateDownloadManifest(
new ImageManifestFile(
machineImage.getRunManifestLocation(), BundleImageManifest.INSTANCE),
partition.getNodeCertificate().getPublicKey(),
reservationId);
LOG.debug(
String.format(
"Generated download manifest for instance %s", instance.getDisplayName()));
} catch (final Exception ex) {
LOG.error(
String.format(
"Failed to generate download manifest for instance %s", instance.getDisplayName()),
ex);
}
}
}
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);
}
}
public CreateVolumeResponseType CreateVolume(final CreateVolumeType request)
throws EucalyptusCloudException, AuthException {
Context ctx = Contexts.lookup();
Long volSize = request.getSize() != null ? Long.parseLong(request.getSize()) : null;
final String snapId = request.getSnapshotId();
String partition = request.getAvailabilityZone();
if ((request.getSnapshotId() == null && request.getSize() == null)) {
throw new EucalyptusCloudException("One of size or snapshotId is required as a parameter.");
}
if (snapId != null) {
try {
Transactions.find(Snapshot.named(null, snapId));
} catch (ExecutionException ex) {
throw new EucalyptusCloudException(
"Failed to create volume because the referenced snapshot id is invalid: " + snapId);
}
}
final Integer newSize = new Integer(request.getSize() != null ? request.getSize() : "-1");
Exception lastEx = null;
for (int i = 0; i < VOL_CREATE_RETRIES; i++) {
try {
final ServiceConfiguration sc =
Topology.lookup(Storage.class, Partitions.lookupByName(partition));
final UserFullName owner = ctx.getUserFullName();
Function<Long, Volume> allocator =
new Function<Long, Volume>() {
@Override
public Volume apply(Long size) {
try {
return Volumes.createStorageVolume(
sc, owner, snapId, Ints.checkedCast(size), request);
} catch (ExecutionException ex) {
throw Exceptions.toUndeclared(ex);
}
}
};
Volume newVol = RestrictedTypes.allocateMeasurableResource(newSize.longValue(), allocator);
CreateVolumeResponseType reply = request.getReply();
reply.setVolume(newVol.morph(new edu.ucsb.eucalyptus.msgs.Volume()));
return reply;
} catch (RuntimeException ex) {
LOG.error(ex, ex);
if (!(ex.getCause() instanceof ExecutionException)) {
throw ex;
} else {
lastEx = ex;
}
}
}
throw new EucalyptusCloudException(
"Failed to create volume after " + VOL_CREATE_RETRIES + " because of: " + lastEx, lastEx);
}
@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;
}
public static Volume checkVolumeReady(final Volume vol) throws EucalyptusCloudException {
if (vol.isReady()) {
return vol;
} else {
// TODO:GRZE:REMOVE temporary workaround to update the volume state.
final ServiceConfiguration sc =
Topology.lookup(Storage.class, Partitions.lookupByName(vol.getPartition()));
final DescribeStorageVolumesType descVols =
new DescribeStorageVolumesType(Lists.newArrayList(vol.getDisplayName()));
try {
Transactions.one(
Volume.named(null, vol.getDisplayName()),
new Callback<Volume>() {
@Override
public void fire(final Volume t) {
try {
final DescribeStorageVolumesResponseType volState =
AsyncRequests.sendSync(sc, descVols);
if (!volState.getVolumeSet().isEmpty()) {
final State newVolumeState =
Volumes.transformStorageState(
vol.getState(), volState.getVolumeSet().get(0).getStatus());
vol.setState(newVolumeState);
}
} catch (final Exception ex) {
LOG.error(ex);
Logs.extreme().error(ex, ex);
throw Exceptions.toUndeclared(
"Failed to update the volume state "
+ vol.getDisplayName()
+ " not yet ready",
ex);
}
}
});
} catch (final ExecutionException ex) {
throw new EucalyptusCloudException(ex.getCause());
}
if (!vol.isReady()) {
throw new EucalyptusCloudException("Volume " + vol.getDisplayName() + " not yet ready");
}
return vol;
}
}
static Map<String, StorageVolume> updateVolumesInPartition(final String partition) {
final Map<String, StorageVolume> idStorageVolumeMap = Maps.newHashMap();
final ServiceConfiguration scConfig =
Topology.lookup(Storage.class, Partitions.lookupByName(partition));
try {
final DescribeStorageVolumesResponseType volState =
AsyncRequests.sendSync(scConfig, new DescribeStorageVolumesType());
for (final StorageVolume vol : volState.getVolumeSet()) {
LOG.trace(
"Volume states: "
+ vol.getVolumeId()
+ " "
+ vol.getStatus()
+ " "
+ vol.getActualDeviceName());
idStorageVolumeMap.put(vol.getVolumeId(), vol);
}
} catch (final Exception ex) {
LOG.error(ex);
Logs.extreme().error(ex, ex);
}
return idStorageVolumeMap;
}
public AttachVolumeResponseType AttachVolume(AttachVolumeType request)
throws EucalyptusCloudException {
AttachVolumeResponseType reply = (AttachVolumeResponseType) request.getReply();
final String deviceName = request.getDevice();
final String volumeId = request.getVolumeId();
final Context ctx = Contexts.lookup();
if (request.getDevice() == null
|| request.getDevice().endsWith("sda")
|| request.getDevice().endsWith("sdb")) {
throw new EucalyptusCloudException("Invalid device name specified: " + request.getDevice());
}
VmInstance vm = null;
try {
vm = RestrictedTypes.doPrivileged(request.getInstanceId(), VmInstance.class);
} catch (NoSuchElementException ex) {
LOG.debug(ex, ex);
throw new EucalyptusCloudException("Instance does not exist: " + request.getInstanceId(), ex);
} catch (Exception ex) {
LOG.debug(ex, ex);
throw new EucalyptusCloudException(ex.getMessage(), ex);
}
AccountFullName ownerFullName = ctx.getUserFullName().asAccountFullName();
Volume volume = Volumes.lookup(ownerFullName, volumeId);
if (!RestrictedTypes.filterPrivileged().apply(volume)) {
throw new EucalyptusCloudException(
"Not authorized to attach volume "
+ request.getVolumeId()
+ " by "
+ ctx.getUser().getName());
}
try {
vm.lookupVolumeAttachmentByDevice(deviceName);
throw new EucalyptusCloudException(
"Already have a device attached to: " + request.getDevice());
} catch (NoSuchElementException ex1) {
/** no attachment * */
}
try {
VmInstances.lookupVolumeAttachment(volumeId);
throw new EucalyptusCloudException("Volume already attached: " + request.getVolumeId());
} catch (NoSuchElementException ex1) {
/** no attachment * */
}
Partition volPartition = Partitions.lookupByName(volume.getPartition());
ServiceConfiguration sc = Topology.lookup(Storage.class, volPartition);
ServiceConfiguration scVm = Topology.lookup(Storage.class, vm.lookupPartition());
if (!sc.equals(scVm)) {
throw new EucalyptusCloudException(
"Can only attach volumes in the same zone: " + request.getVolumeId());
}
ServiceConfiguration ccConfig = Topology.lookup(ClusterController.class, vm.lookupPartition());
AttachStorageVolumeResponseType scAttachResponse;
try {
AttachStorageVolumeType req =
new AttachStorageVolumeType(Nodes.lookupIqn(vm), volume.getDisplayName());
scAttachResponse = AsyncRequests.sendSync(sc, req);
} catch (Exception e) {
LOG.debug(e, e);
throw new EucalyptusCloudException(e.getMessage(), e);
}
request.setRemoteDevice(scAttachResponse.getRemoteDeviceString());
AttachedVolume attachVol =
new AttachedVolume(
volume.getDisplayName(),
vm.getInstanceId(),
request.getDevice(),
request.getRemoteDevice());
vm.addTransientVolume(deviceName, scAttachResponse.getRemoteDeviceString(), volume);
AsyncRequests.newRequest(new VolumeAttachCallback(request)).dispatch(ccConfig);
EventRecord.here(VolumeManager.class, EventClass.VOLUME, EventType.VOLUME_ATTACH)
.withDetails(
volume.getOwner().toString(), volume.getDisplayName(), "instance", vm.getInstanceId())
.withDetails("partition", vm.getPartition().toString())
.info();
reply.setAttachedVolume(attachVol);
return reply;
}
public Partition lookupPartition() {
return Partitions.lookupByName(this.partitionName);
}
