// 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;
import javax.ejb.Local;
import javax.inject.Inject;
import org.apache.cloudstack.storage.command.StorageSubSystemCommand;
import com.cloud.agent.api.Command;
import com.cloud.agent.api.to.VirtualMachineTO;
import com.cloud.host.HostVO;
import com.cloud.host.dao.HostDao;
import com.cloud.hypervisor.Hypervisor.HypervisorType;
import com.cloud.storage.GuestOSHypervisorVO;
import com.cloud.storage.GuestOSVO;
import com.cloud.storage.dao.GuestOSDao;
import com.cloud.storage.dao.GuestOSHypervisorDao;
import com.cloud.utils.Pair;
import com.cloud.vm.VirtualMachineProfile;
@Local(value = HypervisorGuru.class)
public class KVMGuru extends HypervisorGuruBase implements HypervisorGuru {
@Inject
GuestOSDao _guestOsDao;
@Inject
GuestOSHypervisorDao _guestOsHypervisorDao;
@Inject
HostDao _hostDao;
@Override
public HypervisorType getHypervisorType() {
return HypervisorType.KVM;
}
protected KVMGuru() {
super();
}
@Override
public VirtualMachineTO implement(VirtualMachineProfile vm) {
VirtualMachineTO to = toVirtualMachineTO(vm);
// Determine the VM's OS description
GuestOSVO guestOS = _guestOsDao.findByIdIncludingRemoved(vm.getVirtualMachine().getGuestOSId());
to.setOs(guestOS.getDisplayName());
HostVO host = _hostDao.findById(vm.getVirtualMachine().getHostId());
GuestOSHypervisorVO guestOsMapping = _guestOsHypervisorDao.findByOsIdAndHypervisor(guestOS.getId(), getHypervisorType().toString(), host.getHypervisorVersion());
if (guestOsMapping == null) {
to.setPlatformEmulator(null);
} else {
to.setPlatformEmulator(guestOsMapping.getGuestOsName());
}
return to;
}
@Override
public Pair<Boolean, Long> getCommandHostDelegation(long hostId, Command cmd) {
if (cmd instanceof StorageSubSystemCommand) {
StorageSubSystemCommand c = (StorageSubSystemCommand)cmd;
c.setExecuteInSequence(false);
}
return new Pair<Boolean, Long>(false, new Long(hostId));
}
@Override
public boolean trackVmHostChange() {
return false;
}
}