sureshanaparti commented on a change in pull request #4994: URL: https://github.com/apache/cloudstack/pull/4994#discussion_r626391751
########## File path: plugins/storage/volume/linstor/src/main/java/org/apache/cloudstack/storage/datastore/lifecycle/LinstorPrimaryDataStoreLifeCycleImpl.java ########## @@ -0,0 +1,327 @@ +/* + * 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.datastore.lifecycle; + +import javax.inject.Inject; +import java.net.MalformedURLException; +import java.net.URL; +import java.util.ArrayList; +import java.util.List; +import java.util.Map; +import java.util.UUID; + +import com.cloud.agent.AgentManager; +import com.cloud.agent.api.Answer; +import com.cloud.agent.api.CreateStoragePoolCommand; +import com.cloud.agent.api.StoragePoolInfo; +import com.cloud.capacity.CapacityManager; +import com.cloud.dc.ClusterVO; +import com.cloud.dc.dao.ClusterDao; +import com.cloud.host.Host; +import com.cloud.host.HostVO; +import com.cloud.hypervisor.Hypervisor.HypervisorType; +import com.cloud.resource.ResourceManager; +import com.cloud.storage.Storage; +import com.cloud.storage.StorageManager; +import com.cloud.storage.StoragePool; +import com.cloud.storage.StoragePoolAutomation; +import com.cloud.utils.exception.CloudRuntimeException; +import org.apache.cloudstack.engine.subsystem.api.storage.ClusterScope; +import org.apache.cloudstack.engine.subsystem.api.storage.DataStore; +import org.apache.cloudstack.engine.subsystem.api.storage.HostScope; +import org.apache.cloudstack.engine.subsystem.api.storage.PrimaryDataStoreInfo; +import org.apache.cloudstack.engine.subsystem.api.storage.PrimaryDataStoreLifeCycle; +import org.apache.cloudstack.engine.subsystem.api.storage.PrimaryDataStoreParameters; +import org.apache.cloudstack.engine.subsystem.api.storage.ZoneScope; +import org.apache.cloudstack.storage.datastore.db.PrimaryDataStoreDao; +import org.apache.cloudstack.storage.datastore.db.StoragePoolVO; +import org.apache.cloudstack.storage.datastore.util.LinstorUtil; +import org.apache.cloudstack.storage.volume.datastore.PrimaryDataStoreHelper; +import org.apache.log4j.Logger; + +public class LinstorPrimaryDataStoreLifeCycleImpl implements PrimaryDataStoreLifeCycle { + private static final Logger s_logger = Logger.getLogger(LinstorPrimaryDataStoreLifeCycleImpl.class); + + @Inject + private ClusterDao clusterDao; + @Inject + PrimaryDataStoreDao _primaryDataStoreDao; + @Inject + private ResourceManager resourceMgr; + @Inject + private StorageManager _storageMgr; + @Inject + PrimaryDataStoreHelper dataStoreHelper; + @Inject + private StoragePoolAutomation storagePoolAutomation; + @Inject + private CapacityManager _capacityMgr; + @Inject + AgentManager _agentMgr; + + public LinstorPrimaryDataStoreLifeCycleImpl() + { + } + + private static boolean isSupportedHypervisorType(HypervisorType hypervisorType) { + return HypervisorType.KVM.equals(hypervisorType); + } + + @Override + public DataStore initialize(Map<String, Object> dsInfos) { + String url = (String) dsInfos.get("url"); + Long zoneId = (Long) dsInfos.get("zoneId"); + Long podId = (Long) dsInfos.get("podId"); + Long clusterId = (Long) dsInfos.get("clusterId"); + String storagePoolName = (String) dsInfos.get("name"); + String providerName = (String) dsInfos.get("providerName"); + String tags = (String) dsInfos.get("tags"); + @SuppressWarnings("unchecked") + Map<String, String> details = (Map<String, String>) dsInfos.get("details"); + + final String resourceGroup = details.get(LinstorUtil.RSC_GROUP); + + final String uuid = UUID.randomUUID().toString(); + + PrimaryDataStoreParameters parameters = new PrimaryDataStoreParameters(); + + // checks if primary datastore is clusterwide. If so, uses the clusterId to set + // the uuid and then sets the podId and clusterId parameters + if (clusterId != null) { + if (podId == null) { + throw new CloudRuntimeException("The Pod ID must be specified."); + } + if (zoneId == null) { + throw new CloudRuntimeException("The Zone ID must be specified."); + } + ClusterVO cluster = clusterDao.findById(clusterId); + s_logger.info("Linstor: Setting Linstor cluster-wide primary storage uuid to " + uuid); + parameters.setPodId(podId); + parameters.setClusterId(clusterId); + + HypervisorType hypervisorType = cluster.getHypervisorType(); + + if (!isSupportedHypervisorType(hypervisorType)) { + throw new CloudRuntimeException(hypervisorType + " is not a supported hypervisor type."); + } + } + + if (!url.contains("://")) { + url = "http://"; + url; + } + + URL controllerURL; + int port = 3370; + try + { + controllerURL = new URL(url); + if (!controllerURL.getProtocol().startsWith("http")) { + throw new IllegalArgumentException("Linstor controller URL wrong protocol: " + url); + } + if (!controllerURL.getPath().isEmpty()) { + throw new IllegalArgumentException("Linstor controller URL shouldn't have a path: " + url); + } + if (controllerURL.getPort() == -1) { + port = controllerURL.getProtocol().equals("https") ? 3371 : 3370; + url += ":" + port; + } + } catch (MalformedURLException e) + { + throw new IllegalArgumentException("Linstor controller URL is not valid: " + e); + } + + long capacityBytes = LinstorUtil.getCapacityBytes(url, resourceGroup); + + if (capacityBytes <= 0) { + throw new IllegalArgumentException("'capacityBytes' must be present and greater than 0."); + } + + parameters.setHost(url); + parameters.setPort(port); + parameters.setPath(resourceGroup); + parameters.setType(Storage.StoragePoolType.Linstor); + parameters.setUuid(uuid); + parameters.setZoneId(zoneId); + parameters.setName(storagePoolName); + parameters.setProviderName(providerName); + parameters.setManaged(false); + parameters.setCapacityBytes(capacityBytes); + parameters.setUsedBytes(0); + parameters.setCapacityIops(0L); + parameters.setHypervisorType(HypervisorType.KVM); + parameters.setTags(tags); + parameters.setDetails(details); + parameters.setUserInfo(resourceGroup); + + return dataStoreHelper.createPrimaryDataStore(parameters); + } + + protected boolean createStoragePool(long hostId, StoragePool pool) { + s_logger.debug("creating pool " + pool.getName() + " on host " + hostId); + + if (pool.getPoolType() != Storage.StoragePoolType.Linstor) { + s_logger.warn(" Doesn't support storage pool type " + pool.getPoolType()); + return false; + } + CreateStoragePoolCommand cmd = new CreateStoragePoolCommand(true, pool); + final Answer answer = _agentMgr.easySend(hostId, cmd); + if (answer != null && answer.getResult()) { + return true; + } else { + _primaryDataStoreDao.expunge(pool.getId()); + String msg = answer != null ? + "Can not create storage pool through host " + hostId + " due to " + answer.getDetails() : + "Can not create storage pool through host " + hostId + " due to CreateStoragePoolCommand returns null"; + s_logger.warn(msg); + throw new CloudRuntimeException(msg); + } + } + + @Override + public boolean attachCluster(DataStore dataStore, ClusterScope scope) { + PrimaryDataStoreInfo primaryDataStoreInfo = (PrimaryDataStoreInfo) dataStore; + + // check if there is at least one host up in this cluster + List<HostVO> allHosts = resourceMgr.listAllUpAndEnabledHosts(Host.Type.Routing, + primaryDataStoreInfo.getClusterId(), primaryDataStoreInfo.getPodId(), + primaryDataStoreInfo.getDataCenterId()); + + if (allHosts.isEmpty()) { + _primaryDataStoreDao.expunge(primaryDataStoreInfo.getId()); + + throw new CloudRuntimeException( + "No host up to associate a storage pool with in cluster " + primaryDataStoreInfo.getClusterId()); + } + + List<HostVO> poolHosts = new ArrayList<>(); + for (HostVO host : allHosts) { + try { + createStoragePool(host.getId(), primaryDataStoreInfo); + + _storageMgr.connectHostToSharedPool(host.getId(), primaryDataStoreInfo.getId()); + + poolHosts.add(host); + } catch (Exception e) { + s_logger.warn("Unable to establish a connection between " + host + " and " + primaryDataStoreInfo, e); + } + } + + if (poolHosts.isEmpty()) { + s_logger.warn("No host can access storage pool '" + primaryDataStoreInfo + "' on cluster '" + + primaryDataStoreInfo.getClusterId() + "'."); + + _primaryDataStoreDao.expunge(primaryDataStoreInfo.getId()); + + throw new CloudRuntimeException("Failed to access storage pool"); + } + + dataStoreHelper.attachCluster(dataStore); + + return true; + } + + @Override + public boolean attachZone(DataStore dataStore, ZoneScope scope, HypervisorType hypervisorType) { + List<HostVO> hosts = resourceMgr.listAllUpAndEnabledHostsInOneZoneByHypervisor(HypervisorType.KVM, Review comment: Hypervisor hard-coded to KVM here, check with the _hypervisorType_ input and if it is supported or not. -- This is an automated message from the Apache Git Service. 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