package org.zstack.test.diskcapacity;
import junit.framework.Assert;
import org.junit.Before;
import org.junit.Test;
import org.zstack.core.Platform;
import org.zstack.core.cloudbus.CloudBus;
import org.zstack.core.componentloader.ComponentLoader;
import org.zstack.core.db.DatabaseFacade;
import org.zstack.header.configuration.InstanceOfferingInventory;
import org.zstack.header.identity.SessionInventory;
import org.zstack.header.image.APIAddImageEvent;
import org.zstack.header.image.APIAddImageMsg;
import org.zstack.header.image.ImageInventory;
import org.zstack.header.message.AbstractBeforeDeliveryMessageInterceptor;
import org.zstack.header.message.Message;
import org.zstack.header.network.l3.L3NetworkInventory;
import org.zstack.header.storage.backup.BackupStorageInventory;
import org.zstack.header.storage.backup.BackupStorageVO;
import org.zstack.header.storage.primary.InstantiateVolumeOnPrimaryStorageMsg;
import org.zstack.header.storage.primary.PrimaryStorageCapacityVO;
import org.zstack.header.storage.primary.PrimaryStorageInventory;
import org.zstack.header.storage.snapshot.VolumeSnapshotInventory;
import org.zstack.header.vm.VmInstanceInventory;
import org.zstack.header.volume.VolumeInventory;
import org.zstack.header.volume.VolumeType;
import org.zstack.simulator.kvm.KVMSimulatorConfig;
import org.zstack.simulator.storage.backup.sftp.SftpBackupStorageSimulatorConfig;
import org.zstack.simulator.storage.primary.nfs.NfsPrimaryStorageSimulatorConfig;
import org.zstack.test.*;
import org.zstack.test.deployer.Deployer;
import org.zstack.test.storage.backup.sftp.TestSftpBackupStorageDeleteImage2;
import org.zstack.utils.Utils;
import org.zstack.utils.data.SizeUnit;
import org.zstack.utils.logging.CLogger;
import java.util.ArrayList;
import java.util.List;
import static org.zstack.utils.CollectionDSL.list;
/**
* 1. use nfs primary storage
* 2. add an image
* 3. create a vm from the image
* 4. create 50 snapshots from the root volume
* 5. create a template from a snapshot
* 6. create a data volume from a snapshot
* <p>
* confirm the size of snapshots correct
* confirm the nfs storage capacity correct
* confirm the capacity of the backup storage correct
*/
public class TestDiskCapacityNfs4 {
CLogger logger = Utils.getLogger(TestSftpBackupStorageDeleteImage2.class);
Deployer deployer;
Api api;
ComponentLoader loader;
CloudBus bus;
DatabaseFacade dbf;
SessionInventory session;
SftpBackupStorageSimulatorConfig sconfig;
NfsPrimaryStorageSimulatorConfig nconfig;
KVMSimulatorConfig kconfig;
@Before
public void setUp() throws Exception {
DBUtil.reDeployDB();
WebBeanConstructor con = new WebBeanConstructor();
deployer = new Deployer("deployerXml/diskcapacity/TestDiskCapacityNfs1.xml", con);
deployer.addSpringConfig("KVMRelated.xml");
deployer.build();
api = deployer.getApi();
loader = deployer.getComponentLoader();
bus = loader.getComponent(CloudBus.class);
dbf = loader.getComponent(DatabaseFacade.class);
sconfig = loader.getComponent(SftpBackupStorageSimulatorConfig.class);
nconfig = loader.getComponent(NfsPrimaryStorageSimulatorConfig.class);
kconfig = loader.getComponent(KVMSimulatorConfig.class);
session = api.loginAsAdmin();
}
class AddImage {
long size;
long actualSize;
String name = "image";
BackupStorageInventory sftp = deployer.backupStorages.get("sftp");
ImageInventory add() throws ApiSenderException {
String uuid = Platform.getUuid();
sconfig.imageSizes.put(uuid, size);
sconfig.imageActualSizes.put(uuid, actualSize);
APIAddImageMsg msg = new APIAddImageMsg();
msg.setResourceUuid(uuid);
msg.setName(name);
msg.setBackupStorageUuids(list(sftp.getUuid()));
msg.setFormat("qcow2");
msg.setUrl("http://image.qcow2");
msg.setSession(api.getAdminSession());
ApiSender sender = new ApiSender();
APIAddImageEvent evt = sender.send(msg, APIAddImageEvent.class);
return evt.getInventory();
}
}
class CreateVm {
VmCreator creator = new VmCreator(api);
String name = "vm";
String imageUuid;
long rootVolumeActualSize;
VmInstanceInventory create() throws ApiSenderException {
InstanceOfferingInventory ioinv = deployer.instanceOfferings.get("TestInstanceOffering");
L3NetworkInventory l3 = deployer.l3Networks.get("TestL3Network1");
bus.installBeforeDeliveryMessageInterceptor(new AbstractBeforeDeliveryMessageInterceptor() {
@Override
public void intercept(Message msg) {
InstantiateVolumeOnPrimaryStorageMsg imsg = (InstantiateVolumeOnPrimaryStorageMsg) msg;
VolumeInventory vol = imsg.getVolume();
if (VolumeType.Root.toString().equals(vol.getType())) {
nconfig.getVolumeSizeCmdActualSize.put(vol.getUuid(), rootVolumeActualSize);
}
}
}, InstantiateVolumeOnPrimaryStorageMsg.class);
creator.name = name;
creator.imageUuid = imageUuid;
creator.addL3Network(l3.getUuid());
creator.instanceOfferingUuid = ioinv.getUuid();
return creator.create();
}
}
class TakeSnapshot {
String volumeUuid;
long size;
VolumeSnapshotInventory take() throws ApiSenderException {
kconfig.takeSnapshotCmdSize.put(volumeUuid, size);
return api.createSnapshot(volumeUuid);
}
}
@Test
public void test() throws ApiSenderException {
AddImage addImage = new AddImage();
addImage.size = SizeUnit.GIGABYTE.toByte(10);
addImage.actualSize = SizeUnit.GIGABYTE.toByte(1);
ImageInventory image = addImage.add();
Assert.assertEquals(image.getSize(), addImage.size);
Assert.assertEquals(image.getActualSize().longValue(), addImage.actualSize);
CreateVm createVm = new CreateVm();
createVm.imageUuid = image.getUuid();
createVm.rootVolumeActualSize = addImage.actualSize;
VmInstanceInventory vm = createVm.create();
VolumeInventory root = vm.getRootVolume();
// create 30 snapshots
int num = 30;
List<VolumeSnapshotInventory> snapshots = new ArrayList<VolumeSnapshotInventory>();
long snapshotSize = 0;
for (int i = 1; i < num; i++) {
TakeSnapshot takeSnapshot = new TakeSnapshot();
takeSnapshot.size = SizeUnit.MEGABYTE.toByte(i);
takeSnapshot.volumeUuid = root.getUuid();
VolumeSnapshotInventory sp = takeSnapshot.take();
Assert.assertEquals(takeSnapshot.size, sp.getSize());
snapshotSize += takeSnapshot.size;
snapshots.add(sp);
}
// image cache + volume + snapshot
long used = addImage.actualSize + root.getSize() + snapshotSize;
PrimaryStorageInventory nfs = deployer.primaryStorages.get("nfs");
PrimaryStorageCapacityVO pscap = dbf.findByUuid(nfs.getUuid(), PrimaryStorageCapacityVO.class);
long avail = pscap.getTotalCapacity() - used;
Assert.assertEquals(avail, pscap.getAvailableCapacity());
BackupStorageInventory sftp = deployer.backupStorages.get("sftp");
BackupStorageVO bs1 = dbf.findByUuid(sftp.getUuid(), BackupStorageVO.class);
VolumeSnapshotInventory sp1 = snapshots.get(0);
// create a template from the snapshot
long templateActualSize = SizeUnit.GIGABYTE.toByte(2);
nconfig.mergeSnapshotCmdActualSize.put(sp1.getVolumeUuid(), templateActualSize);
long templateSize = SizeUnit.GIGABYTE.toByte(5);
nconfig.mergeSnapshotCmdSize.put(sp1.getVolumeUuid(), templateSize);
ImageInventory template = api.createTemplateFromSnapshot(sp1.getUuid(), sftp.getUuid());
Assert.assertEquals(templateSize, template.getSize());
Assert.assertEquals(templateActualSize, template.getActualSize().longValue());
BackupStorageVO bs2 = dbf.findByUuid(sftp.getUuid(), BackupStorageVO.class);
Assert.assertEquals(bs1.getAvailableCapacity() - bs2.getAvailableCapacity(), templateActualSize);
long volumeSize = SizeUnit.GIGABYTE.toByte(2);
nconfig.mergeSnapshotCmdSize.put(sp1.getVolumeUuid(), volumeSize);
long volumeActualSize = SizeUnit.GIGABYTE.toByte(1);
nconfig.mergeSnapshotCmdActualSize.put(sp1.getVolumeUuid(), volumeActualSize);
// primary storage capacity not changed
PrimaryStorageCapacityVO pscap1 = dbf.findByUuid(nfs.getUuid(), PrimaryStorageCapacityVO.class);
Assert.assertEquals(pscap.getAvailableCapacity(), pscap1.getAvailableCapacity());
// create a data volume from the snapshot
api.createDataVolumeFromSnapshot(sp1.getUuid());
PrimaryStorageCapacityVO pscap2 = dbf.findByUuid(nfs.getUuid(), PrimaryStorageCapacityVO.class);
Assert.assertEquals(avail - volumeSize, pscap2.getAvailableCapacity());
}
}