private void handle(final APISyncPrimaryStorageCapacityMsg msg) {
final APISyncPrimaryStorageCapacityEvent evt =
new APISyncPrimaryStorageCapacityEvent(msg.getId());
FlowChain chain = FlowChainBuilder.newShareFlowChain();
chain.setName(String.format("sync-capacity-of-primary-storage-%s", self.getUuid()));
chain
.then(
new ShareFlow() {
Long volumeUsage;
Long snapshotUsage;
Long totalPhysicalSize;
Long availablePhysicalSize;
@Override
public void setup() {
flow(
new NoRollbackFlow() {
String __name__ = "sync-capacity-used-by-volumes";
@Override
public void run(final FlowTrigger trigger, Map data) {
VolumeReportPrimaryStorageCapacityUsageMsg msg =
new VolumeReportPrimaryStorageCapacityUsageMsg();
msg.setPrimaryStorageUuid(self.getUuid());
bus.makeLocalServiceId(msg, VolumeConstant.SERVICE_ID);
bus.send(
msg,
new CloudBusCallBack(trigger) {
@Override
public void run(MessageReply reply) {
if (!reply.isSuccess()) {
trigger.fail(reply.getError());
return;
}
VolumeReportPrimaryStorageCapacityUsageReply r = reply.castReply();
volumeUsage = r.getUsedCapacity();
volumeUsage =
ratioMgr.calculateByRatio(self.getUuid(), volumeUsage);
trigger.next();
}
});
}
});
flow(
new NoRollbackFlow() {
String __name__ = "sync-capacity-used-by-volume-snapshots";
@Override
public void run(final FlowTrigger trigger, Map data) {
VolumeSnapshotReportPrimaryStorageCapacityUsageMsg msg =
new VolumeSnapshotReportPrimaryStorageCapacityUsageMsg();
msg.setPrimaryStorageUuid(self.getUuid());
bus.makeLocalServiceId(msg, VolumeSnapshotConstant.SERVICE_ID);
bus.send(
msg,
new CloudBusCallBack(trigger) {
@Override
public void run(MessageReply reply) {
if (!reply.isSuccess()) {
trigger.fail(reply.getError());
return;
}
// note: snapshot size is physical size,
// don't calculate over-provisioning here
VolumeSnapshotReportPrimaryStorageCapacityUsageReply r =
reply.castReply();
snapshotUsage = r.getUsedSize();
trigger.next();
}
});
}
});
flow(
new NoRollbackFlow() {
String __name__ = "sync-physical-capacity";
@Override
public void run(final FlowTrigger trigger, Map data) {
syncPhysicalCapacity(
new ReturnValueCompletion<PhysicalCapacityUsage>(trigger) {
@Override
public void success(PhysicalCapacityUsage returnValue) {
totalPhysicalSize = returnValue.totalPhysicalSize;
availablePhysicalSize = returnValue.availablePhysicalSize;
availablePhysicalSize =
availablePhysicalSize < 0 ? 0 : availablePhysicalSize;
trigger.next();
}
@Override
public void fail(ErrorCode errorCode) {
trigger.fail(errorCode);
}
});
}
});
done(
new FlowDoneHandler(msg) {
@Override
public void handle(Map data) {
writeToDb();
self = dbf.reload(self);
evt.setInventory(getSelfInventory());
bus.publish(evt);
}
private void writeToDb() {
PrimaryStorageCapacityUpdater updater =
new PrimaryStorageCapacityUpdater(self.getUuid());
updater.run(
new PrimaryStorageCapacityUpdaterRunnable() {
@Override
public PrimaryStorageCapacityVO call(PrimaryStorageCapacityVO cap) {
long avail = cap.getTotalCapacity() - volumeUsage - snapshotUsage;
cap.setAvailableCapacity(avail);
cap.setAvailablePhysicalCapacity(availablePhysicalSize);
cap.setTotalPhysicalCapacity(totalPhysicalSize);
return cap;
}
});
}
});
error(
new FlowErrorHandler(msg) {
@Override
public void handle(ErrorCode errCode, Map data) {
evt.setErrorCode(errCode);
bus.publish(evt);
}
});
}
})
.start();
}
private void handle(final APISyncPrimaryStorageCapacityMsg msg) {
final APISyncPrimaryStorageCapacityEvent evt =
new APISyncPrimaryStorageCapacityEvent(msg.getId());
FlowChain chain = FlowChainBuilder.newShareFlowChain();
chain.setName(String.format("sync-capacity-of-primary-storage-%s", self.getUuid()));
chain
.then(
new ShareFlow() {
Long volumeUsage;
Long snapshotUsage;
Long totalPhysicalSize;
Long availablePhysicalSize;
@Override
public void setup() {
flow(
new NoRollbackFlow() {
String __name__ = "sync-capacity-used-by-volumes";
@Override
public void run(final FlowTrigger trigger, Map data) {
VolumeReportPrimaryStorageCapacityUsageMsg msg =
new VolumeReportPrimaryStorageCapacityUsageMsg();
msg.setPrimaryStorageUuid(self.getUuid());
bus.makeLocalServiceId(msg, VolumeConstant.SERVICE_ID);
bus.send(
msg,
new CloudBusCallBack(trigger) {
@Override
public void run(MessageReply reply) {
if (!reply.isSuccess()) {
trigger.fail(reply.getError());
return;
}
VolumeReportPrimaryStorageCapacityUsageReply r = reply.castReply();
volumeUsage = r.getUsedCapacity();
trigger.next();
}
});
}
});
flow(
new NoRollbackFlow() {
String __name__ = "sync-capacity-used-by-volume-snapshots";
@Override
public void run(final FlowTrigger trigger, Map data) {
VolumeSnapshotReportPrimaryStorageCapacityUsageMsg msg =
new VolumeSnapshotReportPrimaryStorageCapacityUsageMsg();
msg.setPrimaryStorageUuid(self.getUuid());
bus.makeLocalServiceId(msg, VolumeSnapshotConstant.SERVICE_ID);
bus.send(
msg,
new CloudBusCallBack(trigger) {
@Override
public void run(MessageReply reply) {
if (!reply.isSuccess()) {
trigger.fail(reply.getError());
return;
}
VolumeSnapshotReportPrimaryStorageCapacityUsageReply r =
reply.castReply();
snapshotUsage = r.getUsedSize();
trigger.next();
}
});
}
});
flow(
new NoRollbackFlow() {
String __name__ = "sync-physical-capacity";
@Override
public void run(final FlowTrigger trigger, Map data) {
syncPhysicalCapacity(
new ReturnValueCompletion<PhysicalCapacityUsage>(trigger) {
@Override
public void success(PhysicalCapacityUsage returnValue) {
totalPhysicalSize = returnValue.totalPhysicalSize;
availablePhysicalSize = returnValue.availablePhysicalSize;
availablePhysicalSize =
availablePhysicalSize < 0 ? 0 : availablePhysicalSize;
trigger.next();
}
@Override
public void fail(ErrorCode errorCode) {
trigger.fail(errorCode);
}
});
}
});
done(
new FlowDoneHandler(msg) {
@Override
public void handle(Map data) {
writeToDb();
self = dbf.reload(self);
evt.setInventory(getSelfInventory());
bus.publish(evt);
}
@Transactional
private void writeToDb() {
PrimaryStorageCapacityVO vo =
dbf.getEntityManager()
.find(
PrimaryStorageCapacityVO.class,
self.getUuid(),
LockModeType.PESSIMISTIC_WRITE);
long avail = vo.getTotalCapacity() - volumeUsage - snapshotUsage;
avail = avail < 0 ? 0 : avail;
vo.setAvailableCapacity(avail);
vo.setAvailablePhysicalCapacity(availablePhysicalSize);
vo.setTotalPhysicalCapacity(totalPhysicalSize);
dbf.getEntityManager().merge(vo);
}
});
error(
new FlowErrorHandler(msg) {
@Override
public void handle(ErrorCode errCode, Map data) {
evt.setErrorCode(errCode);
bus.publish(evt);
}
});
}
})
.start();
}
