Package org.apache.cloudstack.storage.datastore.db

Examples of org.apache.cloudstack.storage.datastore.db.SnapshotDataStoreVO

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        return so;
    }

    @Override
    public SnapshotInfo getReadySnapshotOnCache(long snapshotId) {
        SnapshotDataStoreVO snapStore = snapshotStoreDao.findReadyOnCache(snapshotId);
        if (snapStore != null) {
            DataStore store = storeMgr.getDataStore(snapStore.getDataStoreId(), DataStoreRole.ImageCache);
            return getSnapshot(snapshotId, store);
        } else {
            return null;
        }
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        } else {
            SnapshotInfo parentSnapshot = snapshot.getParent();
            // Note that DataStore information in parentSnapshot is for primary
            // data store here, we need to
            // find the image store where the parent snapshot backup is located
            SnapshotDataStoreVO parentSnapshotOnBackupStore = _snapshotStoreDao.findBySnapshot(parentSnapshot.getId(), DataStoreRole.Image);
            if (parentSnapshotOnBackupStore == null) {
                return dataStoreMgr.getImageStore(snapshot.getDataCenterId());
            }
            return dataStoreMgr.getDataStore(parentSnapshotOnBackupStore.getDataStoreId(), parentSnapshotOnBackupStore.getRole());
        }
    }
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    }

    @Override
    public SnapshotInfo getParent() {

        SnapshotDataStoreVO snapStoreVO = snapshotStoreDao.findByStoreSnapshot(store.getRole(), store.getId(), snapshot.getId());
        Long parentId = null;
        if (snapStoreVO != null) {
            parentId = snapStoreVO.getParentSnapshotId();
            if (parentId != null && parentId != 0) {
                return snapshotFactory.getSnapshot(parentId, store);
            }
        }
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        QueryBuilder<SnapshotDataStoreVO> sc = QueryBuilder.create(SnapshotDataStoreVO.class);
        sc.and(sc.entity().getDataStoreId(), Op.EQ, store.getId());
        sc.and(sc.entity().getRole(), Op.EQ, store.getRole());
        sc.and(sc.entity().getState(), Op.NIN, State.Destroying, State.Destroyed, State.Error);
        sc.and(sc.entity().getParentSnapshotId(), Op.EQ, getId());
        SnapshotDataStoreVO vo = sc.find();
        if (vo == null) {
            return null;
        }
        return snapshotFactory.getSnapshot(vo.getId(), store);
    }
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    }

    @Override
    public void processEvent(ObjectInDataStoreStateMachine.Event event, Answer answer) {
        try {
            SnapshotDataStoreVO snapshotStore = snapshotStoreDao.findByStoreSnapshot(getDataStore().getRole(), getDataStore().getId(), getId());
            if (answer instanceof CreateObjectAnswer) {
                SnapshotObjectTO snapshotTO = (SnapshotObjectTO)((CreateObjectAnswer)answer).getData();
                snapshotStore.setInstallPath(snapshotTO.getPath());
                snapshotStoreDao.update(snapshotStore.getId(), snapshotStore);
            } else if (answer instanceof CopyCmdAnswer) {
                SnapshotObjectTO snapshotTO = (SnapshotObjectTO)((CopyCmdAnswer)answer).getNewData();
                snapshotStore.setInstallPath(snapshotTO.getPath());
                if (snapshotTO.getPhysicalSize() != null) {
                    // For S3 delta snapshot, physical size is currently not set
                snapshotStore.setSize(snapshotTO.getPhysicalSize());
                }
                if (snapshotTO.getParentSnapshotPath() == null) {
                    snapshotStore.setParentSnapshotId(0L);
                }
                snapshotStoreDao.update(snapshotStore.getId(), snapshotStore);

                // update side-effect of snapshot operation
                if (snapshotTO.getVolume() != null && snapshotTO.getVolume().getPath() != null) {
                    VolumeVO vol = volumeDao.findByUuid(snapshotTO.getVolume().getUuid());
                    if (vol != null) {
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        if (store == null) {
            return;
        }

        if (store.getRole() == DataStoreRole.Image || store.getRole() == DataStoreRole.ImageCache) {
            SnapshotDataStoreVO store = snapshotStoreDao.findByStoreSnapshot(this.store.getRole(), this.store.getId(), getId());
            store.incrRefCnt();
            store.setLastUpdated(new Date());
            snapshotStoreDao.update(store.getId(), store);
        }
    }
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    public void decRefCount() {
        if (store == null) {
            return;
        }
        if (store.getRole() == DataStoreRole.Image || store.getRole() == DataStoreRole.ImageCache) {
            SnapshotDataStoreVO store = snapshotStoreDao.findByStoreSnapshot(this.store.getRole(), this.store.getId(), getId());
            store.decrRefCnt();
            store.setLastUpdated(new Date());
            snapshotStoreDao.update(store.getId(), store);
        }
    }
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    public Long getRefCount() {
        if (store == null) {
            return null;
        }
        if (store.getRole() == DataStoreRole.Image || store.getRole() == DataStoreRole.ImageCache) {
            SnapshotDataStoreVO store = snapshotStoreDao.findByStoreSnapshot(this.store.getRole(), this.store.getId(), getId());
            return store.getRefCnt();
        }
        return null;
    }
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        DataStore store = createDataStore();
        try {
            SnapshotInfo snapshotInfo = snapshotDataFactory.getSnapshot(snapshotVO.getId(), store);
            SnapshotResult result = snapshotService.takeSnapshot(snapshotInfo);
            Assert.assertTrue(result.isSuccess());
            SnapshotDataStoreVO storeRef = snapshotDataStoreDao.findByStoreSnapshot(store.getRole(), store.getId(), snapshotVO.getId());
            Assert.assertTrue(storeRef != null);
            Assert.assertTrue(storeRef.getState() == ObjectInDataStoreStateMachine.State.Ready);
            snapshotInfo = result.getSnashot();
            boolean deletResult = snapshotService.deleteSnapshot(snapshotInfo);
            Assert.assertTrue(deletResult);
            snapshotDataStoreDao.expunge(storeRef.getId());
        } finally {
            snapshotDao.expunge(snapshotVO.getId());
            primaryDataStoreDao.remove(store.getId());
        }
    }
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            FakePrimaryDataStoreDriver dataStoreDriver = (FakePrimaryDataStoreDriver)store.getDriver();
            dataStoreDriver.makeTakeSnapshotSucceed(false);
            SnapshotInfo snapshotInfo = snapshotDataFactory.getSnapshot(snapshotVO.getId(), store);
            SnapshotResult result = snapshotService.takeSnapshot(snapshotInfo);
            Assert.assertFalse(result.isSuccess());
            SnapshotDataStoreVO storeRef = snapshotDataStoreDao.findByStoreSnapshot(store.getRole(), store.getId(), snapshotVO.getId());
            Assert.assertTrue(storeRef == null);
        } finally {
            snapshotDao.expunge(snapshotVO.getId());
            if (store != null) {
                primaryDataStoreDao.remove(store.getId());
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Related Classes of org.apache.cloudstack.storage.datastore.db.SnapshotDataStoreVO

  • com.cloud.storage.snapshot.SnapshotManagerImpl
  • org.apache.cloudstack.storage.cache.manager.StorageCacheReplacementAlgorithmLRU
  • org.apache.cloudstack.storage.datastore.ObjectInDataStoreManagerImpl
  • org.apache.cloudstack.storage.image.db.SnapshotDataStoreDaoImpl
  • org.apache.cloudstack.storage.snapshot.SnapshotDataFactoryImpl
  • org.apache.cloudstack.storage.snapshot.SnapshotObject
  • org.apache.cloudstack.storage.snapshot.SnapshotServiceImpl
  • org.apache.cloudstack.storage.snapshot.XenserverSnapshotStrategy
  • org.apache.cloudstack.storage.test.SnapshotTestWithFakeData
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