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();
}
private void deleteVolume(final VolumeDeletionMsg msg, final NoErrorCompletion completion) {
final VolumeDeletionReply reply = new VolumeDeletionReply();
for (VolumeDeletionExtensionPoint extp :
pluginRgty.getExtensionList(VolumeDeletionExtensionPoint.class)) {
extp.preDeleteVolume(getSelfInventory());
}
CollectionUtils.safeForEach(
pluginRgty.getExtensionList(VolumeDeletionExtensionPoint.class),
new ForEachFunction<VolumeDeletionExtensionPoint>() {
@Override
public void run(VolumeDeletionExtensionPoint arg) {
arg.beforeDeleteVolume(getSelfInventory());
}
});
FlowChain chain = FlowChainBuilder.newShareFlowChain();
chain.setName(String.format("delete-volume-%s", self.getUuid()));
// for NotInstantiated Volume, no flow to execute
chain.allowEmptyFlow();
chain
.then(
new ShareFlow() {
VolumeDeletionPolicy deletionPolicy;
{
if (msg.getDeletionPolicy() == null) {
deletionPolicy = deletionPolicyMgr.getDeletionPolicy(self.getUuid());
} else {
deletionPolicy = VolumeDeletionPolicy.valueOf(msg.getDeletionPolicy());
}
}
@Override
public void setup() {
if (self.getVmInstanceUuid() != null
&& self.getType() == VolumeType.Data
&& msg.isDetachBeforeDeleting()) {
flow(
new NoRollbackFlow() {
String __name__ = "detach-volume-from-vm";
public void run(final FlowTrigger trigger, Map data) {
DetachDataVolumeFromVmMsg dmsg = new DetachDataVolumeFromVmMsg();
dmsg.setVolume(getSelfInventory());
bus.makeTargetServiceIdByResourceUuid(
dmsg, VmInstanceConstant.SERVICE_ID, dmsg.getVmInstanceUuid());
bus.send(
dmsg,
new CloudBusCallBack(trigger) {
@Override
public void run(MessageReply reply) {
self.setVmInstanceUuid(null);
self = dbf.updateAndRefresh(self);
trigger.next();
}
});
}
});
}
if (deletionPolicy == VolumeDeletionPolicy.Direct) {
flow(
new NoRollbackFlow() {
String __name__ = "delete-data-volume-from-primary-storage";
@Override
public void run(final FlowTrigger trigger, Map data) {
if (self.getStatus() == VolumeStatus.Ready) {
DeleteVolumeOnPrimaryStorageMsg dmsg =
new DeleteVolumeOnPrimaryStorageMsg();
dmsg.setVolume(getSelfInventory());
dmsg.setUuid(self.getPrimaryStorageUuid());
bus.makeTargetServiceIdByResourceUuid(
dmsg,
PrimaryStorageConstant.SERVICE_ID,
self.getPrimaryStorageUuid());
logger.debug(
String.format(
"Asking primary storage[uuid:%s] to remove data volume[uuid:%s]",
self.getPrimaryStorageUuid(), self.getUuid()));
bus.send(
dmsg,
new CloudBusCallBack(trigger) {
@Override
public void run(MessageReply reply) {
if (!reply.isSuccess()) {
logger.warn(
String.format(
"failed to delete volume[uuid:%s, name:%s], %s",
self.getUuid(), self.getName(), reply.getError()));
}
trigger.next();
}
});
} else {
trigger.next();
}
}
});
}
if (self.getPrimaryStorageUuid() != null
&& deletionPolicy == VolumeDeletionPolicy.Direct) {
flow(
new NoRollbackFlow() {
String __name__ = "return-primary-storage-capacity";
@Override
public void run(FlowTrigger trigger, Map data) {
ReturnPrimaryStorageCapacityMsg rmsg =
new ReturnPrimaryStorageCapacityMsg();
rmsg.setPrimaryStorageUuid(self.getPrimaryStorageUuid());
rmsg.setDiskSize(self.getSize());
bus.makeTargetServiceIdByResourceUuid(
rmsg,
PrimaryStorageConstant.SERVICE_ID,
self.getPrimaryStorageUuid());
bus.send(rmsg);
trigger.next();
}
});
}
done(
new FlowDoneHandler(msg) {
@Override
public void handle(Map data) {
VolumeStatus oldStatus = self.getStatus();
if (deletionPolicy == VolumeDeletionPolicy.Direct) {
dbf.remove(self);
} else if (deletionPolicy == VolumeDeletionPolicy.Delay) {
self.setStatus(VolumeStatus.Deleted);
self = dbf.updateAndRefresh(self);
} else if (deletionPolicy == VolumeDeletionPolicy.Never) {
self.setStatus(VolumeStatus.Deleted);
self = dbf.updateAndRefresh(self);
}
new FireVolumeCanonicalEvent()
.fireVolumeStatusChangedEvent(oldStatus, getSelfInventory());
CollectionUtils.safeForEach(
pluginRgty.getExtensionList(VolumeDeletionExtensionPoint.class),
new ForEachFunction<VolumeDeletionExtensionPoint>() {
@Override
public void run(VolumeDeletionExtensionPoint arg) {
arg.afterDeleteVolume(getSelfInventory());
}
});
bus.reply(msg, reply);
}
});
error(
new FlowErrorHandler(msg) {
@Override
public void handle(final ErrorCode errCode, Map data) {
CollectionUtils.safeForEach(
pluginRgty.getExtensionList(VolumeDeletionExtensionPoint.class),
new ForEachFunction<VolumeDeletionExtensionPoint>() {
@Override
public void run(VolumeDeletionExtensionPoint arg) {
arg.failedToDeleteVolume(getSelfInventory(), errCode);
}
});
reply.setError(errCode);
bus.reply(msg, reply);
}
});
Finally(
new FlowFinallyHandler() {
@Override
public void Finally() {
completion.done();
}
});
}
})
.start();
}