@Override
public void fireException(Throwable e) {
LOG.debug(e);
Logs.extreme().error(e, e);
LOG.debug(
"Trying to remove invalid volume attachment "
+ this.getRequest().getVolumeId()
+ " from instance "
+ this.getRequest().getInstanceId());
try {
VmInstance vm = VmInstances.lookup(this.getRequest().getInstanceId());
Partition partition = vm.lookupPartition();
ServiceConfiguration sc = Topology.lookup(Storage.class, partition);
/** clean up SC session state * */
try {
LOG.debug(
"Sending detach after async failure in attach volume: "
+ this.getRequest().getVolumeId()
+ " sc="
+ sc);
AsyncRequests.sendSync(sc, new DetachStorageVolumeType(this.getRequest().getVolumeId()));
} catch (Exception ex) {
LOG.error(ex);
Logs.extreme().error(ex, ex);
}
/** clean up internal attachment state * */
final Function<String, VmInstance> removeVolAttachment =
new Function<String, VmInstance>() {
public VmInstance apply(final String input) {
VmInstance vm = VmInstances.lookup(input);
vm.removeVolumeAttachment(VolumeAttachCallback.this.getRequest().getVolumeId());
return vm;
}
};
Entities.asTransaction(VmInstance.class, removeVolAttachment)
.apply(this.getRequest().getInstanceId());
LOG.debug(
"Removed failed attachment: "
+ this.getRequest().getVolumeId()
+ " -> "
+ vm.getInstanceId());
} catch (Exception e1) {
LOG.error(e1);
Logs.extreme().error(e1, e1);
}
}
public DetachVolumeResponseType detach(DetachVolumeType request) throws EucalyptusCloudException {
DetachVolumeResponseType reply = (DetachVolumeResponseType) request.getReply();
Context ctx = Contexts.lookup();
Volume vol;
try {
vol = Volumes.lookup(ctx.getUserFullName().asAccountFullName(), request.getVolumeId());
} catch (Exception ex1) {
throw new EucalyptusCloudException("Volume does not exist: " + request.getVolumeId());
}
if (!RestrictedTypes.filterPrivileged().apply(vol)) {
throw new EucalyptusCloudException(
"Not authorized to detach volume "
+ request.getVolumeId()
+ " by "
+ ctx.getUser().getName());
}
VmInstance vm = null;
AttachedVolume volume = null;
try {
VmVolumeAttachment vmVolAttach = VmInstances.lookupVolumeAttachment(request.getVolumeId());
volume = VmVolumeAttachment.asAttachedVolume(vmVolAttach.getVmInstance()).apply(vmVolAttach);
vm = vmVolAttach.getVmInstance();
} catch (NoSuchElementException ex) {
/** no such attachment * */
}
if (volume == null) {
throw new EucalyptusCloudException("Volume is not attached: " + request.getVolumeId());
}
if (!RestrictedTypes.filterPrivileged().apply(vm)) {
throw new EucalyptusCloudException(
"Not authorized to detach volume from instance "
+ request.getInstanceId()
+ " by "
+ ctx.getUser().getName());
}
if (!vm.getInstanceId().equals(request.getInstanceId())
&& request.getInstanceId() != null
&& !request.getInstanceId().equals("")) {
throw new EucalyptusCloudException(
"Volume is not attached to instance: " + request.getInstanceId());
}
if (request.getDevice() != null
&& !request.getDevice().equals("")
&& !volume.getDevice().equals(request.getDevice())) {
throw new EucalyptusCloudException(
"Volume is not attached to device: " + request.getDevice());
}
Cluster cluster = null;
ServiceConfiguration ccConfig = null;
try {
ccConfig = Topology.lookup(ClusterController.class, vm.lookupPartition());
cluster = Clusters.lookup(ccConfig);
} catch (NoSuchElementException e) {
LOG.debug(e, e);
throw new EucalyptusCloudException(
"Cluster does not exist in partition: " + vm.getPartition());
}
ServiceConfiguration scVm;
try {
scVm = Topology.lookup(Storage.class, vm.lookupPartition());
} catch (Exception ex) {
LOG.error(ex, ex);
throw new EucalyptusCloudException(
"Failed to lookup SC for partition: " + vm.getPartition(), ex);
}
request.setVolumeId(volume.getVolumeId());
request.setRemoteDevice(volume.getRemoteDevice());
request.setDevice(volume.getDevice().replaceAll("unknown,requested:", ""));
request.setInstanceId(vm.getInstanceId());
VolumeDetachCallback ncDetach = new VolumeDetachCallback(request);
try {
AsyncRequests.sendSync(scVm, new DetachStorageVolumeType(volume.getVolumeId()));
} catch (Exception e) {
LOG.debug(e);
Logs.extreme().debug(e, e);
// GRZE: attach is idempotent, failure here is ok. throw new EucalyptusCloudException(
// e.getMessage( ) );
}
AsyncRequests.newRequest(ncDetach).dispatch(cluster.getConfiguration());
EventRecord.here(VolumeManager.class, EventClass.VOLUME, EventType.VOLUME_DETACH)
.withDetails(vm.getOwner().toString(), volume.getVolumeId(), "instance", vm.getInstanceId())
.withDetails("cluster", ccConfig.getFullName().toString())
.info();
volume.setStatus("detaching");
reply.setDetachedVolume(volume);
return reply;
}
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;
}
