| // 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 com.cloud.hypervisor.kvm.storage; |
| |
| import java.io.File; |
| import java.util.List; |
| import java.util.Map; |
| |
| import org.apache.log4j.Logger; |
| import org.libvirt.StoragePool; |
| |
| import org.apache.cloudstack.utils.qemu.QemuImg.PhysicalDiskFormat; |
| import org.apache.commons.lang3.builder.ToStringBuilder; |
| import org.apache.commons.lang3.builder.ToStringStyle; |
| |
| import com.cloud.storage.Storage; |
| import com.cloud.storage.Storage.StoragePoolType; |
| import com.cloud.utils.exception.CloudRuntimeException; |
| |
| public class LibvirtStoragePool implements KVMStoragePool { |
| private static final Logger s_logger = Logger.getLogger(LibvirtStoragePool.class); |
| protected String uuid; |
| protected long capacity; |
| protected long used; |
| protected long available; |
| protected String name; |
| protected String localPath; |
| protected PhysicalDiskFormat defaultFormat; |
| protected StoragePoolType type; |
| protected StorageAdaptor _storageAdaptor; |
| protected StoragePool _pool; |
| protected String authUsername; |
| protected String authSecret; |
| protected String sourceHost; |
| protected int sourcePort; |
| |
| protected String sourceDir; |
| |
| public LibvirtStoragePool(String uuid, String name, StoragePoolType type, StorageAdaptor adaptor, StoragePool pool) { |
| this.uuid = uuid; |
| this.name = name; |
| this.type = type; |
| this._storageAdaptor = adaptor; |
| this.capacity = 0; |
| this.used = 0; |
| this.available = 0; |
| this._pool = pool; |
| } |
| |
| public void setCapacity(long capacity) { |
| this.capacity = capacity; |
| } |
| |
| @Override |
| public long getCapacity() { |
| return this.capacity; |
| } |
| |
| public void setUsed(long used) { |
| this.used = used; |
| } |
| |
| public void setAvailable(long available) { |
| this.available = available; |
| } |
| |
| @Override |
| public long getUsed() { |
| return this.used; |
| } |
| |
| @Override |
| public long getAvailable() { |
| return this.available; |
| } |
| |
| public StoragePoolType getStoragePoolType() { |
| return this.type; |
| } |
| |
| public String getName() { |
| return this.name; |
| } |
| |
| @Override |
| public String getUuid() { |
| return this.uuid; |
| } |
| |
| @Override |
| public PhysicalDiskFormat getDefaultFormat() { |
| if (getStoragePoolType() == StoragePoolType.CLVM || getStoragePoolType() == StoragePoolType.RBD || getStoragePoolType() == StoragePoolType.PowerFlex) { |
| return PhysicalDiskFormat.RAW; |
| } else { |
| return PhysicalDiskFormat.QCOW2; |
| } |
| } |
| |
| @Override |
| public KVMPhysicalDisk createPhysicalDisk(String name, |
| PhysicalDiskFormat format, Storage.ProvisioningType provisioningType, long size, byte[] passphrase) { |
| return this._storageAdaptor |
| .createPhysicalDisk(name, this, format, provisioningType, size, passphrase); |
| } |
| |
| @Override |
| public KVMPhysicalDisk createPhysicalDisk(String name, Storage.ProvisioningType provisioningType, long size, byte[] passphrase) { |
| return this._storageAdaptor.createPhysicalDisk(name, this, |
| this.getDefaultFormat(), provisioningType, size, passphrase); |
| } |
| |
| @Override |
| public KVMPhysicalDisk getPhysicalDisk(String volumeUid) { |
| KVMPhysicalDisk disk = null; |
| String volumeUuid = volumeUid; |
| if ( volumeUid.contains("/") ) { |
| String[] tokens = volumeUid.split("/"); |
| volumeUuid = tokens[tokens.length -1]; |
| } |
| try { |
| disk = this._storageAdaptor.getPhysicalDisk(volumeUuid, this); |
| } catch (CloudRuntimeException e) { |
| if ((this.getStoragePoolType() != StoragePoolType.NetworkFilesystem) && (this.getStoragePoolType() != StoragePoolType.Filesystem)) { |
| throw e; |
| } |
| } |
| |
| if (disk != null) { |
| return disk; |
| } |
| s_logger.debug("find volume bypass libvirt volumeUid " + volumeUid); |
| //For network file system or file system, try to use java file to find the volume, instead of through libvirt. BUG:CLOUDSTACK-4459 |
| String localPoolPath = this.getLocalPath(); |
| File f = new File(localPoolPath + File.separator + volumeUuid); |
| if (!f.exists()) { |
| s_logger.debug("volume: " + volumeUuid + " not exist on storage pool"); |
| throw new CloudRuntimeException("Can't find volume:" + volumeUuid); |
| } |
| disk = new KVMPhysicalDisk(f.getPath(), volumeUuid, this); |
| disk.setFormat(PhysicalDiskFormat.QCOW2); |
| disk.setSize(f.length()); |
| disk.setVirtualSize(f.length()); |
| s_logger.debug("find volume bypass libvirt disk " + disk.toString()); |
| return disk; |
| } |
| |
| @Override |
| public boolean connectPhysicalDisk(String name, Map<String, String> details) { |
| return true; |
| } |
| |
| @Override |
| public boolean disconnectPhysicalDisk(String uuid) { |
| return true; |
| } |
| |
| @Override |
| public boolean deletePhysicalDisk(String uuid, Storage.ImageFormat format) { |
| return this._storageAdaptor.deletePhysicalDisk(uuid, this, format); |
| } |
| |
| @Override |
| public List<KVMPhysicalDisk> listPhysicalDisks() { |
| return this._storageAdaptor.listPhysicalDisks(this.uuid, this); |
| } |
| |
| @Override |
| public boolean refresh() { |
| return this._storageAdaptor.refresh(this); |
| } |
| |
| @Override |
| public boolean isExternalSnapshot() { |
| if (this.type == StoragePoolType.CLVM || type == StoragePoolType.RBD) { |
| return true; |
| } |
| return false; |
| } |
| |
| @Override |
| public String getLocalPath() { |
| return this.localPath; |
| } |
| |
| public void setLocalPath(String localPath) { |
| this.localPath = localPath; |
| } |
| |
| @Override |
| public String getAuthUserName() { |
| return this.authUsername; |
| } |
| |
| public void setAuthUsername(String authUsername) { |
| this.authUsername = authUsername; |
| } |
| |
| @Override |
| public String getAuthSecret() { |
| return this.authSecret; |
| } |
| |
| public void setAuthSecret(String authSecret) { |
| this.authSecret = authSecret; |
| } |
| |
| @Override |
| public String getSourceHost() { |
| return this.sourceHost; |
| } |
| |
| public void setSourceHost(String host) { |
| this.sourceHost = host; |
| } |
| |
| @Override |
| public int getSourcePort() { |
| return this.sourcePort; |
| } |
| |
| public void setSourcePort(int port) { |
| this.sourcePort = port; |
| } |
| |
| @Override |
| public String getSourceDir() { |
| return this.sourceDir; |
| } |
| |
| public void setSourceDir(String dir) { |
| this.sourceDir = dir; |
| } |
| |
| @Override |
| public StoragePoolType getType() { |
| return this.type; |
| } |
| |
| public StoragePool getPool() { |
| return this._pool; |
| } |
| |
| public void setPool(StoragePool pool) { |
| this._pool = pool; |
| } |
| |
| |
| @Override |
| public boolean delete() { |
| try { |
| return this._storageAdaptor.deleteStoragePool(this); |
| } catch (Exception e) { |
| s_logger.debug("Failed to delete storage pool", e); |
| } |
| return false; |
| } |
| |
| @Override |
| public boolean createFolder(String path) { |
| return this._storageAdaptor.createFolder(this.uuid, path, this.type == StoragePoolType.Filesystem ? this.localPath : null); |
| } |
| |
| @Override |
| public boolean supportsConfigDriveIso() { |
| if (this.type == StoragePoolType.NetworkFilesystem) { |
| return true; |
| } |
| return false; |
| } |
| |
| @Override |
| public Map<String, String> getDetails() { |
| return null; |
| } |
| |
| @Override |
| public String toString() { |
| return new ToStringBuilder(this, ToStringStyle.JSON_STYLE).append("uuid", getUuid()).append("path", getLocalPath()).toString(); |
| } |
| } |