| // Licensed to the Apache Software Foundation (ASF) under one |
| // or more contributor license agreements. See the NOTICE file |
| // distributed with this work for additional information |
| // regarding copyright ownership. The ASF licenses this file |
| // to you under the Apache License, Version 2.0 (the |
| // "License"); you may not use this file except in compliance |
| // with the License. You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, |
| // software distributed under the License is distributed on an |
| // "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| // KIND, either express or implied. See the License for the |
| // specific language governing permissions and limitations |
| // under the License. |
| package org.apache.cloudstack.storage.allocator; |
| |
| import java.util.ArrayList; |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.Map; |
| |
| import javax.inject.Inject; |
| |
| import org.apache.log4j.Logger; |
| import org.springframework.stereotype.Component; |
| |
| import org.apache.cloudstack.engine.subsystem.api.storage.DataStoreManager; |
| import org.apache.cloudstack.storage.datastore.db.PrimaryDataStoreDao; |
| import org.apache.cloudstack.storage.datastore.db.StoragePoolVO; |
| |
| import com.cloud.deploy.DeploymentPlan; |
| import com.cloud.deploy.DeploymentPlanner.ExcludeList; |
| import com.cloud.hypervisor.Hypervisor.HypervisorType; |
| import com.cloud.storage.ScopeType; |
| import com.cloud.storage.StoragePool; |
| import com.cloud.user.Account; |
| import com.cloud.vm.DiskProfile; |
| import com.cloud.vm.VirtualMachineProfile; |
| |
| @Component |
| public class ZoneWideStoragePoolAllocator extends AbstractStoragePoolAllocator { |
| private static final Logger s_logger = Logger.getLogger(ZoneWideStoragePoolAllocator.class); |
| @Inject |
| PrimaryDataStoreDao _storagePoolDao; |
| @Inject |
| DataStoreManager dataStoreMgr; |
| |
| |
| @Override |
| protected List<StoragePool> select(DiskProfile dskCh, VirtualMachineProfile vmProfile, DeploymentPlan plan, ExcludeList avoid, int returnUpTo) { |
| s_logger.debug("ZoneWideStoragePoolAllocator to find storage pool"); |
| |
| if (dskCh.useLocalStorage()) { |
| return null; |
| } |
| |
| if (s_logger.isTraceEnabled()) { |
| // Log the pools details that are ignored because they are in disabled state |
| List<StoragePoolVO> disabledPools = _storagePoolDao.findDisabledPoolsByScope(plan.getDataCenterId(), null, null, ScopeType.ZONE); |
| if (disabledPools != null && !disabledPools.isEmpty()) { |
| for (StoragePoolVO pool : disabledPools) { |
| s_logger.trace("Ignoring pool " + pool + " as it is in disabled state."); |
| } |
| } |
| } |
| |
| List<StoragePool> suitablePools = new ArrayList<StoragePool>(); |
| |
| List<StoragePoolVO> storagePools = _storagePoolDao.findZoneWideStoragePoolsByTags(plan.getDataCenterId(), dskCh.getTags()); |
| if (storagePools == null) { |
| storagePools = new ArrayList<StoragePoolVO>(); |
| } |
| |
| List<StoragePoolVO> anyHypervisorStoragePools = new ArrayList<StoragePoolVO>(); |
| for (StoragePoolVO storagePool : storagePools) { |
| if (HypervisorType.Any.equals(storagePool.getHypervisor())) { |
| anyHypervisorStoragePools.add(storagePool); |
| } |
| } |
| |
| List<StoragePoolVO> storagePoolsByHypervisor = _storagePoolDao.findZoneWideStoragePoolsByHypervisor(plan.getDataCenterId(), dskCh.getHypervisorType()); |
| storagePools.retainAll(storagePoolsByHypervisor); |
| storagePools.addAll(anyHypervisorStoragePools); |
| |
| // add remaining pools in zone, that did not match tags, to avoid set |
| List<StoragePoolVO> allPools = _storagePoolDao.findZoneWideStoragePoolsByTags(plan.getDataCenterId(), null); |
| allPools.removeAll(storagePools); |
| for (StoragePoolVO pool : allPools) { |
| avoid.addPool(pool.getId()); |
| } |
| |
| |
| for (StoragePoolVO storage : storagePools) { |
| if (suitablePools.size() == returnUpTo) { |
| break; |
| } |
| StoragePool storagePool = (StoragePool)this.dataStoreMgr.getPrimaryDataStore(storage.getId()); |
| if (filter(avoid, storagePool, dskCh, plan)) { |
| suitablePools.add(storagePool); |
| } else { |
| avoid.addPool(storagePool.getId()); |
| } |
| } |
| return suitablePools; |
| } |
| |
| @Override |
| protected List<StoragePool> reorderPoolsByNumberOfVolumes(DeploymentPlan plan, List<StoragePool> pools, Account account) { |
| if (account == null) { |
| return pools; |
| } |
| long dcId = plan.getDataCenterId(); |
| |
| List<Long> poolIdsByVolCount = _volumeDao.listZoneWidePoolIdsByVolumeCount(dcId, account.getAccountId()); |
| if (s_logger.isDebugEnabled()) { |
| s_logger.debug("List of pools in ascending order of number of volumes for account id: " + account.getAccountId() + " is: " + poolIdsByVolCount); |
| } |
| |
| // now filter the given list of Pools by this ordered list |
| Map<Long, StoragePool> poolMap = new HashMap<Long, StoragePool>(); |
| for (StoragePool pool : pools) { |
| poolMap.put(pool.getId(), pool); |
| } |
| List<Long> matchingPoolIds = new ArrayList<Long>(poolMap.keySet()); |
| |
| poolIdsByVolCount.retainAll(matchingPoolIds); |
| |
| List<StoragePool> reorderedPools = new ArrayList<StoragePool>(); |
| for (Long id : poolIdsByVolCount) { |
| reorderedPools.add(poolMap.get(id)); |
| } |
| |
| return reorderedPools; |
| } |
| } |