private void handle(APIDeleteImageMsg msg) {
final APIDeleteImageEvent evt = new APIDeleteImageEvent(msg.getId());
final String issuer = ImageVO.class.getSimpleName();
ImageDeletionStruct struct = new ImageDeletionStruct();
struct.setImage(ImageInventory.valueOf(self));
struct.setBackupStorageUuids(msg.getBackupStorageUuids());
final List<ImageDeletionStruct> ctx = Arrays.asList(struct);
FlowChain chain = FlowChainBuilder.newSimpleFlowChain();
chain.setName(String.format("delete-image-%s", msg.getUuid()));
if (msg.getDeletionMode() == APIDeleteMessage.DeletionMode.Permissive) {
chain
.then(
new NoRollbackFlow() {
@Override
public void run(final FlowTrigger trigger, Map data) {
casf.asyncCascade(
CascadeConstant.DELETION_CHECK_CODE,
issuer,
ctx,
new Completion(trigger) {
@Override
public void success() {
trigger.next();
}
@Override
public void fail(ErrorCode errorCode) {
trigger.fail(errorCode);
}
});
}
})
.then(
new NoRollbackFlow() {
@Override
public void run(final FlowTrigger trigger, Map data) {
casf.asyncCascade(
CascadeConstant.DELETION_DELETE_CODE,
issuer,
ctx,
new Completion(trigger) {
@Override
public void success() {
trigger.next();
}
@Override
public void fail(ErrorCode errorCode) {
trigger.fail(errorCode);
}
});
}
});
} else {
chain.then(
new NoRollbackFlow() {
@Override
public void run(final FlowTrigger trigger, Map data) {
casf.asyncCascade(
CascadeConstant.DELETION_FORCE_DELETE_CODE,
issuer,
ctx,
new Completion(trigger) {
@Override
public void success() {
trigger.next();
}
@Override
public void fail(ErrorCode errorCode) {
trigger.fail(errorCode);
}
});
}
});
}
chain
.done(
new FlowDoneHandler(msg) {
@Override
public void handle(Map data) {
casf.asyncCascadeFull(
CascadeConstant.DELETION_CLEANUP_CODE, issuer, ctx, new NopeCompletion());
bus.publish(evt);
}
})
.error(
new FlowErrorHandler(msg) {
@Override
public void handle(ErrorCode errCode, Map data) {
evt.setErrorCode(
errf.instantiateErrorCode(SysErrors.DELETE_RESOURCE_ERROR, errCode));
bus.publish(evt);
}
})
.start();
}
private void handle(final ImageDeletionMsg msg) {
final ImageDeletionReply reply = new ImageDeletionReply();
if (self.getBackupStorageRefs().isEmpty()) {
// the image is not on any backup storage; mostly likely the image is not in the status of
// Ready, for example
// it's still downloading
// in this case, we directly delete it from the database
dbf.remove(self);
bus.reply(msg, reply);
return;
}
final ImageDeletionPolicy deletionPolicy =
msg.getDeletionPolicy() == null
? deletionPolicyMgr.getDeletionPolicy(self.getUuid())
: ImageDeletionPolicy.valueOf(msg.getDeletionPolicy());
FlowChain chain = FlowChainBuilder.newSimpleFlowChain();
chain.setName(String.format("delete-image-%s", self.getUuid()));
Collection<ImageBackupStorageRefVO> toDelete =
msg.getBackupStorageUuids() == null
? self.getBackupStorageRefs()
: CollectionUtils.transformToList(
self.getBackupStorageRefs(),
new Function<ImageBackupStorageRefVO, ImageBackupStorageRefVO>() {
@Override
public ImageBackupStorageRefVO call(ImageBackupStorageRefVO arg) {
return msg.getBackupStorageUuids().contains(arg.getBackupStorageUuid())
? arg
: null;
}
});
for (final ImageBackupStorageRefVO ref : toDelete) {
chain.then(
new NoRollbackFlow() {
String __name__ =
String.format(
"delete-image-%s-from-backup-storage-%s",
self.getUuid(), ref.getBackupStorageUuid());
@Override
public void run(final FlowTrigger trigger, Map data) {
if (deletionPolicy == ImageDeletionPolicy.Direct) {
DeleteBitsOnBackupStorageMsg dmsg = new DeleteBitsOnBackupStorageMsg();
dmsg.setBackupStorageUuid(ref.getBackupStorageUuid());
dmsg.setInstallPath(ref.getInstallPath());
bus.makeTargetServiceIdByResourceUuid(
dmsg, BackupStorageConstant.SERVICE_ID, dmsg.getBackupStorageUuid());
bus.send(
dmsg,
new CloudBusCallBack(trigger) {
@Override
public void run(MessageReply reply) {
if (!reply.isSuccess()) {
// TODO
logger.warn(
String.format(
"failed to delete image[uuid:%s, name:%s] from backup storage[uuid:%s] because %s, need to garbage collect it",
self.getUuid(),
self.getName(),
reply.getError(),
ref.getBackupStorageUuid()));
} else {
returnBackupStorageCapacity(ref.getBackupStorageUuid(), self.getSize());
dbf.remove(ref);
}
trigger.next();
}
});
} else if (deletionPolicy == ImageDeletionPolicy.DeleteReference) {
dbf.remove(ref);
logger.debug(
String.format(
"delete the image[uuid: %s, name:%s]'s reference of the backup storage[uuid:%s]",
self.getUuid(), self.getName(), ref.getBackupStorageUuid()));
trigger.next();
} else {
ref.setStatus(ImageStatus.Deleted);
dbf.update(ref);
trigger.next();
}
}
});
}
chain
.done(
new FlowDoneHandler(msg) {
@Override
public void handle(Map data) {
self = dbf.reload(self);
if (self.getBackupStorageRefs().isEmpty()) {
dbf.remove(self);
if (deletionPolicy == ImageDeletionPolicy.DeleteReference) {
logger.debug(
String.format(
"successfully directly deleted the image[uuid:%s, name:%s] from the database,"
+ " as the policy is DeleteReference, it's still on the physical backup storage",
self.getUuid(), self.getName()));
} else {
logger.debug(
String.format(
"successfully directly deleted the image[uuid:%s, name:%s]",
self.getUuid(), self.getName()));
}
} else {
int deleteCount = 0;
for (ImageBackupStorageRefVO ref : self.getBackupStorageRefs()) {
if (ref.getStatus() == ImageStatus.Deleted) {
deleteCount++;
}
}
if (deleteCount == self.getBackupStorageRefs().size()) {
self.setStatus(ImageStatus.Deleted);
self = dbf.updateAndRefresh(self);
logger.debug(
String.format(
"successfully deleted the image[uuid:%s, name:%s] with deletion policy[%s]",
self.getUuid(), self.getName(), deletionPolicy));
}
}
bus.reply(msg, reply);
}
})
.error(
new FlowErrorHandler(msg) {
@Override
public void handle(ErrorCode errCode, Map data) {
reply.setError(errCode);
bus.reply(msg, reply);
}
})
.start();
}
private void releaseNetworkServices(
final VmInstanceSpec spec,
NetworkServiceExtensionPosition position,
final NoErrorCompletion completion) {
if (!spec.getVmInventory().getType().equals(VmInstanceConstant.USER_VM_TYPE)) {
completion.done();
return;
}
if (nsExts.isEmpty()) {
completion.done();
return;
}
// we run into this situation when VM nics are all detached and the
// VM is being rebooted
if (spec.getDestNics().isEmpty()) {
completion.done();
return;
}
List<String> nsTypes = spec.getRequiredNetworkServiceTypes();
FlowChain schain =
FlowChainBuilder.newSimpleFlowChain()
.setName(
String.format(
"release-network-services-from-vm-%s", spec.getVmInventory().getUuid()));
schain.allowEmptyFlow();
for (final NetworkServiceExtensionPoint ns : nsExts) {
if (position != null && ns.getNetworkServiceExtensionPosition() != position) {
continue;
}
if (!nsTypes.contains(ns.getNetworkServiceType().toString())) {
continue;
}
NoRollbackFlow flow =
new NoRollbackFlow() {
String __name__ =
String.format("release-network-service-%s", ns.getNetworkServiceType());
@Override
public void run(final FlowTrigger chain, Map data) {
logger.debug(
String.format(
"NetworkServiceExtensionPoint[%s] is asking back ends to release network service[%s] if needed",
ns.getClass().getName(), ns.getNetworkServiceType()));
ns.releaseNetworkService(
spec,
data,
new NoErrorCompletion() {
@Override
public void done() {
chain.next();
}
});
}
};
schain.then(flow);
}
schain
.done(
new FlowDoneHandler(completion) {
@Override
public void handle(Map data) {
logger.debug(
String.format(
"successfully released network services for vm[uuid:%s, name:%s]",
spec.getVmInventory().getUuid(), spec.getVmInventory().getName()));
completion.done();
}
})
.start();
}
private void delete(
boolean forceDelete, boolean detachBeforeDeleting, final Completion completion) {
final String issuer = VolumeVO.class.getSimpleName();
VolumeDeletionStruct struct = new VolumeDeletionStruct();
struct.setInventory(getSelfInventory());
struct.setDetachBeforeDeleting(detachBeforeDeleting);
struct.setDeletionPolicy(deletionPolicyMgr.getDeletionPolicy(self.getUuid()).toString());
final List<VolumeDeletionStruct> ctx = list(struct);
FlowChain chain = FlowChainBuilder.newSimpleFlowChain();
chain.setName("delete-data-volume");
if (!forceDelete) {
chain
.then(
new NoRollbackFlow() {
@Override
public void run(final FlowTrigger trigger, Map data) {
casf.asyncCascade(
CascadeConstant.DELETION_CHECK_CODE,
issuer,
ctx,
new Completion(trigger) {
@Override
public void success() {
trigger.next();
}
@Override
public void fail(ErrorCode errorCode) {
trigger.fail(errorCode);
}
});
}
})
.then(
new NoRollbackFlow() {
@Override
public void run(final FlowTrigger trigger, Map data) {
casf.asyncCascade(
CascadeConstant.DELETION_DELETE_CODE,
issuer,
ctx,
new Completion(trigger) {
@Override
public void success() {
trigger.next();
}
@Override
public void fail(ErrorCode errorCode) {
trigger.fail(errorCode);
}
});
}
});
} else {
chain.then(
new NoRollbackFlow() {
@Override
public void run(final FlowTrigger trigger, Map data) {
casf.asyncCascade(
CascadeConstant.DELETION_FORCE_DELETE_CODE,
issuer,
ctx,
new Completion(trigger) {
@Override
public void success() {
trigger.next();
}
@Override
public void fail(ErrorCode errorCode) {
trigger.fail(errorCode);
}
});
}
});
}
chain
.done(
new FlowDoneHandler(completion) {
@Override
public void handle(Map data) {
casf.asyncCascadeFull(
CascadeConstant.DELETION_CLEANUP_CODE, issuer, ctx, new NopeCompletion());
completion.success();
}
})
.error(
new FlowErrorHandler(completion) {
@Override
public void handle(ErrorCode errCode, Map data) {
completion.fail(errCode);
}
})
.start();
}
protected void handle(APIDeletePrimaryStorageMsg msg) {
final APIDeletePrimaryStorageEvent evt = new APIDeletePrimaryStorageEvent(msg.getId());
final String issuer = PrimaryStorageVO.class.getSimpleName();
final List<PrimaryStorageInventory> ctx = PrimaryStorageInventory.valueOf(Arrays.asList(self));
FlowChain chain = FlowChainBuilder.newSimpleFlowChain();
chain.setName(String.format("delete-primary-storage-%s", msg.getUuid()));
if (msg.getDeletionMode() == APIDeleteMessage.DeletionMode.Permissive) {
chain
.then(
new NoRollbackFlow() {
@Override
public void run(final FlowTrigger trigger, Map data) {
casf.asyncCascade(
CascadeConstant.DELETION_CHECK_CODE,
issuer,
ctx,
new Completion(trigger) {
@Override
public void success() {
trigger.next();
}
@Override
public void fail(ErrorCode errorCode) {
trigger.fail(errorCode);
}
});
}
})
.then(
new NoRollbackFlow() {
@Override
public void run(final FlowTrigger trigger, Map data) {
casf.asyncCascade(
CascadeConstant.DELETION_DELETE_CODE,
issuer,
ctx,
new Completion(trigger) {
@Override
public void success() {
trigger.next();
}
@Override
public void fail(ErrorCode errorCode) {
trigger.fail(errorCode);
}
});
}
});
} else {
chain.then(
new NoRollbackFlow() {
@Override
public void run(final FlowTrigger trigger, Map data) {
casf.asyncCascade(
CascadeConstant.DELETION_FORCE_DELETE_CODE,
issuer,
ctx,
new Completion(trigger) {
@Override
public void success() {
trigger.next();
}
@Override
public void fail(ErrorCode errorCode) {
trigger.fail(errorCode);
}
});
}
});
}
chain
.done(
new FlowDoneHandler(msg) {
@Override
public void handle(Map data) {
casf.asyncCascadeFull(
CascadeConstant.DELETION_CLEANUP_CODE, issuer, ctx, new NopeCompletion());
bus.publish(evt);
PrimaryStorageDeletedData d = new PrimaryStorageDeletedData();
d.setPrimaryStorageUuid(self.getUuid());
d.setInventory(PrimaryStorageInventory.valueOf(self));
evtf.fire(PrimaryStorageCanonicalEvent.PRIMARY_STORAGE_DELETED_PATH, d);
}
})
.error(
new FlowErrorHandler(msg) {
@Override
public void handle(ErrorCode errCode, Map data) {
evt.setErrorCode(
errf.instantiateErrorCode(SysErrors.DELETE_RESOURCE_ERROR, errCode));
bus.publish(evt);
}
})
.start();
}