Examples with StoragePoolHostVO com.cloud.storage.StoragePoolHostVO used on opensource projects

Example 21 with StoragePoolHostVO

use of com.cloud.storage.StoragePoolHostVO in project cloudstack by apache.

the class CloudStackPrimaryDataStoreLifeCycleImpl method deleteDataStore.

@DB
@Override
public boolean deleteDataStore(DataStore store) {
    List<StoragePoolHostVO> hostPoolRecords = _storagePoolHostDao.listByPoolId(store.getId());
    StoragePool pool = (StoragePool) store;
    boolean deleteFlag = false;
    // find the hypervisor where the storage is attached to.
    HypervisorType hType = null;
    if (hostPoolRecords.size() > 0) {
        hType = getHypervisorType(hostPoolRecords.get(0).getHostId());
    }
    // Remove the SR associated with the Xenserver
    for (StoragePoolHostVO host : hostPoolRecords) {
        DeleteStoragePoolCommand deleteCmd = new DeleteStoragePoolCommand(pool);
        final Answer answer = agentMgr.easySend(host.getHostId(), deleteCmd);
        if (answer != null && answer.getResult()) {
            deleteFlag = true;
            // if host is KVM hypervisor then send deleteStoragepoolcmd to all the kvm hosts.
            if (HypervisorType.KVM != hType) {
                break;
            }
        } else {
            if (answer != null) {
                s_logger.debug("Failed to delete storage pool: " + answer.getResult());
            }
        }
    }
    if (!hostPoolRecords.isEmpty() && !deleteFlag) {
        throw new CloudRuntimeException("Failed to delete storage pool on host");
    }
    return dataStoreHelper.deletePrimaryDataStore(store);
}

Example 22 with StoragePoolHostVO

use of com.cloud.storage.StoragePoolHostVO in project cloudstack by apache.

the class ScaleIOPrimaryDataStoreLifeCycle method deleteDataStore.

@Override
public boolean deleteDataStore(DataStore dataStore) {
    StoragePool storagePool = (StoragePool) dataStore;
    StoragePoolVO storagePoolVO = primaryDataStoreDao.findById(storagePool.getId());
    if (storagePoolVO == null) {
        return false;
    }
    List<VMTemplateStoragePoolVO> unusedTemplatesInPool = templateMgr.getUnusedTemplatesInPool(storagePoolVO);
    for (VMTemplateStoragePoolVO templatePoolVO : unusedTemplatesInPool) {
        if (templatePoolVO.getDownloadState() == VMTemplateStorageResourceAssoc.Status.DOWNLOADED) {
            templateMgr.evictTemplateFromStoragePool(templatePoolVO);
        }
    }
    List<StoragePoolHostVO> poolHostVOs = storagePoolHostDao.listByPoolId(dataStore.getId());
    for (StoragePoolHostVO poolHostVO : poolHostVOs) {
        DeleteStoragePoolCommand deleteStoragePoolCommand = new DeleteStoragePoolCommand(storagePool);
        final Answer answer = agentMgr.easySend(poolHostVO.getHostId(), deleteStoragePoolCommand);
        if (answer != null && answer.getResult()) {
            LOGGER.info("Successfully deleted storage pool: " + storagePool.getId() + " from host: " + poolHostVO.getHostId());
        } else {
            if (answer != null) {
                LOGGER.error("Failed to delete storage pool: " + storagePool.getId() + " from host: " + poolHostVO.getHostId() + " , result: " + answer.getResult());
            } else {
                LOGGER.error("Failed to delete storage pool: " + storagePool.getId() + " from host: " + poolHostVO.getHostId());
            }
        }
    }
    ScaleIOGatewayClientConnectionPool.getInstance().removeClient(dataStore.getId());
    return dataStoreHelper.deletePrimaryDataStore(dataStore);
}

Example 23 with StoragePoolHostVO

use of com.cloud.storage.StoragePoolHostVO in project cloudstack by apache.

the class DeploymentPlanningManagerImpl method hostCanAccessSPool.

protected boolean hostCanAccessSPool(Host host, StoragePool pool) {
    boolean hostCanAccessSPool = false;
    StoragePoolHostVO hostPoolLinkage = _poolHostDao.findByPoolHost(pool.getId(), host.getId());
    if (hostPoolLinkage != null && _storageMgr.canHostAccessStoragePool(host, pool)) {
        hostCanAccessSPool = true;
    }
    s_logger.debug("Host: " + host.getId() + (hostCanAccessSPool ? " can" : " cannot") + " access pool: " + pool.getId());
    return hostCanAccessSPool;
}

Example 24 with StoragePoolHostVO

use of com.cloud.storage.StoragePoolHostVO in project cloudstack by apache.

the class ElastistorPrimaryDataStoreLifeCycle method deleteDataStore.

@SuppressWarnings("finally")
@Override
public boolean deleteDataStore(DataStore store) {
    List<StoragePoolHostVO> hostPoolRecords = _storagePoolHostDao.listByPoolId(store.getId());
    StoragePool pool = (StoragePool) store;
    // find the hypervisor where the storage is attached to.
    HypervisorType hType = null;
    if (hostPoolRecords.size() > 0) {
        hType = getHypervisorType(hostPoolRecords.get(0).getHostId());
    }
    StoragePoolVO storagePoolVO = _storagePoolDao.findById(store.getId());
    if (!(storagePoolVO.isManaged())) {
        // Remove the SR associated with the Xenserver
        for (StoragePoolHostVO host : hostPoolRecords) {
            DeleteStoragePoolCommand deleteCmd = new DeleteStoragePoolCommand(pool);
            final Answer answer = agentMgr.easySend(host.getHostId(), deleteCmd);
            if (answer != null && answer.getResult()) {
                // to all the kvm hosts.
                if (HypervisorType.KVM != hType) {
                    break;
                }
            } else {
                if (answer != null) {
                    s_logger.error("Failed to delete storage pool: " + answer.getResult());
                }
            }
        }
    }
    // delete the Elastistor volume at backend
    deleteElastistorVolume(pool, storagePoolVO.isManaged());
    return _dataStoreHelper.deletePrimaryDataStore(store);
}

Example 25 with StoragePoolHostVO

use of com.cloud.storage.StoragePoolHostVO in project cloudstack by apache.

the class ElastistorHostListener method hostConnect.

@Override
public boolean hostConnect(long hostId, long poolId) {
    StoragePool pool = (StoragePool) this.dataStoreMgr.getDataStore(poolId, DataStoreRole.Primary);
    StoragePoolHostVO storagePoolHost = storagePoolHostDao.findByPoolHost(poolId, hostId);
    HostVO host = _hostDao.findById(hostId);
    if (storagePoolHost == null) {
        storagePoolHost = new StoragePoolHostVO(poolId, hostId, "");
        storagePoolHostDao.persist(storagePoolHost);
    }
    StoragePoolVO poolVO = storagePoolDao.findById(pool.getId());
    if (poolVO.isManaged() && (host.getHypervisorType() != HypervisorType.KVM)) {
        return true;
    }
    ModifyStoragePoolCommand cmd = new ModifyStoragePoolCommand(true, pool);
    final Answer answer = agentMgr.easySend(hostId, cmd);
    if (answer == null) {
        throw new CloudRuntimeException("Unable to get an answer to the modify storage pool command" + pool.getId());
    }
    if (!answer.getResult()) {
        String msg = "Unable to attach storage pool" + poolId + " to the host" + hostId;
        alertMgr.sendAlert(AlertManager.AlertType.ALERT_TYPE_HOST, pool.getDataCenterId(), pool.getPodId(), msg, msg);
        throw new CloudRuntimeException("Unable establish connection from storage head to storage pool " + pool.getId() + " due to " + answer.getDetails() + pool.getId());
    }
    assert (answer instanceof ModifyStoragePoolAnswer) : "Well, now why won't you actually return the ModifyStoragePoolAnswer when it's ModifyStoragePoolCommand? Pool=" + pool.getId() + "Host=" + hostId;
    s_logger.info("Connection established between " + pool + " host + " + hostId);
    return true;
}