Examples with Host com.cloud.legacymodel.dc.Host used on opensource projects

Example 1 with Host

use of com.cloud.legacymodel.dc.Host in project cosmic by MissionCriticalCloud.

the class LibvirtComputingResourceTest method testFenceCommand.

@Test
public void testFenceCommand() {
    final VirtualMachine vm = Mockito.mock(VirtualMachine.class);
    final Host host = Mockito.mock(Host.class);
    final FenceCommand command = new FenceCommand(vm, host);
    final KvmHaMonitor monitor = Mockito.mock(KvmHaMonitor.class);
    final NfsStoragePool storagePool = Mockito.mock(NfsStoragePool.class);
    final List<NfsStoragePool> pools = new ArrayList<>();
    pools.add(storagePool);
    when(this.libvirtComputingResource.getMonitor()).thenReturn(monitor);
    when(monitor.getStoragePools()).thenReturn(pools);
    final LibvirtRequestWrapper wrapper = LibvirtRequestWrapper.getInstance();
    assertNotNull(wrapper);
    final Answer answer = wrapper.execute(command, this.libvirtComputingResource);
    assertFalse(answer.getResult());
    verify(this.libvirtComputingResource, times(1)).getMonitor();
    verify(monitor, times(1)).getStoragePools();
}

Example 2 with Host

use of com.cloud.legacymodel.dc.Host in project cosmic by MissionCriticalCloud.

the class MigrateSystemVMCmd method execute.

@Override
public void execute() {
    final Host destinationHost = _resourceService.getHost(getHostId());
    if (destinationHost == null) {
        throw new InvalidParameterValueException("Unable to find the host to migrate the VM, host id=" + getHostId());
    }
    try {
        CallContext.current().setEventDetails("VM Id: " + getVirtualMachineId() + " to host Id: " + getHostId());
        // FIXME : Should not be calling UserVmService to migrate all types of VMs - need a generic VM layer
        final VirtualMachine migratedVm = _userVmService.migrateVirtualMachine(getVirtualMachineId(), destinationHost);
        if (migratedVm != null) {
            // return the generic system VM instance response
            final SystemVmResponse response = _responseGenerator.createSystemVmResponse(migratedVm);
            response.setResponseName(getCommandName());
            setResponseObject(response);
        } else {
            throw new ServerApiException(ApiErrorCode.INTERNAL_ERROR, "Failed to migrate the system vm");
        }
    } catch (final ResourceUnavailableException ex) {
        s_logger.warn("Exception: ", ex);
        throw new ServerApiException(ApiErrorCode.RESOURCE_UNAVAILABLE_ERROR, ex.getMessage());
    } catch (final ConcurrentOperationException e) {
        s_logger.warn("Exception: ", e);
        throw new ServerApiException(ApiErrorCode.INTERNAL_ERROR, e.getMessage());
    } catch (final ManagementServerException e) {
        s_logger.warn("Exception: ", e);
        throw new ServerApiException(ApiErrorCode.INTERNAL_ERROR, e.getMessage());
    } catch (final VirtualMachineMigrationException e) {
        s_logger.warn("Exception: ", e);
        throw new ServerApiException(ApiErrorCode.INTERNAL_ERROR, e.getMessage());
    }
}

Example 3 with Host

use of com.cloud.legacymodel.dc.Host in project cosmic by MissionCriticalCloud.

the class MigrateVMCmd method execute.

@Override
public void execute() {
    if (getHostId() == null && getStoragePoolId() == null) {
        throw new InvalidParameterValueException("Either hostId or storageId must be specified");
    }
    if (getHostId() != null && getStoragePoolId() != null) {
        throw new InvalidParameterValueException("Only one of hostId and storageId can be specified");
    }
    final UserVm userVm = _userVmService.getUserVm(getVirtualMachineId());
    if (userVm == null) {
        throw new InvalidParameterValueException("Unable to find the VM by id=" + getVirtualMachineId());
    }
    Host destinationHost = null;
    if (getHostId() != null) {
        destinationHost = _resourceService.getHost(getHostId());
        if (destinationHost == null) {
            throw new InvalidParameterValueException("Unable to find the host to migrate the VM, host id=" + getHostId());
        }
        if (destinationHost.getType() != HostType.Routing) {
            throw new InvalidParameterValueException("The specified host(" + destinationHost.getName() + ") is not suitable to migrate the VM, please specify another one");
        }
        CallContext.current().setEventDetails("VM Id: " + getVirtualMachineId() + " to host Id: " + getHostId());
    }
    StoragePool destStoragePool = null;
    if (getStoragePoolId() != null) {
        destStoragePool = _storageService.getStoragePool(getStoragePoolId());
        if (destStoragePool == null) {
            throw new InvalidParameterValueException("Unable to find the storage pool to migrate the VM");
        }
        CallContext.current().setEventDetails("VM Id: " + getVirtualMachineId() + " to storage pool Id: " + getStoragePoolId());
    }
    try {
        VirtualMachine migratedVm = null;
        if (getHostId() != null) {
            migratedVm = _userVmService.migrateVirtualMachine(getVirtualMachineId(), destinationHost);
        } else if (getStoragePoolId() != null) {
            migratedVm = _userVmService.vmStorageMigration(getVirtualMachineId(), destStoragePool);
        }
        if (migratedVm != null) {
            final UserVmResponse response = _responseGenerator.createUserVmResponse(ResponseView.Full, "virtualmachine", (UserVm) migratedVm).get(0);
            response.setResponseName(getCommandName());
            setResponseObject(response);
        } else {
            throw new ServerApiException(ApiErrorCode.INTERNAL_ERROR, "Failed to migrate vm");
        }
    } catch (final ResourceUnavailableException ex) {
        s_logger.warn("Exception: ", ex);
        throw new ServerApiException(ApiErrorCode.RESOURCE_UNAVAILABLE_ERROR, ex.getMessage());
    } catch (final ConcurrentOperationException e) {
        s_logger.warn("Exception: ", e);
        throw new ServerApiException(ApiErrorCode.INTERNAL_ERROR, e.getMessage());
    } catch (final ManagementServerException e) {
        s_logger.warn("Exception: ", e);
        throw new ServerApiException(ApiErrorCode.INTERNAL_ERROR, e.getMessage());
    } catch (final VirtualMachineMigrationException e) {
        s_logger.warn("Exception: ", e);
        throw new ServerApiException(ApiErrorCode.INTERNAL_ERROR, e.getMessage());
    }
}

Example 4 with Host

use of com.cloud.legacymodel.dc.Host in project cosmic by MissionCriticalCloud.

the class MigrateVirtualMachineWithVolumeCmd method execute.

@Override
public void execute() {
    final UserVm userVm = _userVmService.getUserVm(getVirtualMachineId());
    if (userVm == null) {
        throw new InvalidParameterValueException("Unable to find the VM by id=" + getVirtualMachineId());
    }
    final Host destinationHost = _resourceService.getHost(getHostId());
    if (destinationHost == null) {
        throw new InvalidParameterValueException("Unable to find the host to migrate the VM, host id =" + getHostId());
    }
    try {
        final VirtualMachine migratedVm = _userVmService.migrateVirtualMachineWithVolume(getVirtualMachineId(), destinationHost, getVolumeToPool());
        if (migratedVm != null) {
            final UserVmResponse response = _responseGenerator.createUserVmResponse(ResponseView.Full, "virtualmachine", (UserVm) migratedVm).get(0);
            response.setResponseName(getCommandName());
            setResponseObject(response);
        } else {
            throw new ServerApiException(ApiErrorCode.INTERNAL_ERROR, "Failed to migrate vm");
        }
    } catch (final ResourceUnavailableException ex) {
        s_logger.warn("Exception: ", ex);
        throw new ServerApiException(ApiErrorCode.RESOURCE_UNAVAILABLE_ERROR, ex.getMessage());
    } catch (final ConcurrentOperationException | ManagementServerException | VirtualMachineMigrationException e) {
        s_logger.warn("Exception: ", e);
        throw new ServerApiException(ApiErrorCode.INTERNAL_ERROR, e.getMessage());
    }
}

Example 5 with Host

use of com.cloud.legacymodel.dc.Host in project cosmic by MissionCriticalCloud.

the class VolumeOrchestrator method createVolumeFromSnapshot.

@DB
@Override
public VolumeInfo createVolumeFromSnapshot(final Volume volume, final Snapshot snapshot, final UserVm vm) throws StorageUnavailableException {
    final Account account = this._entityMgr.findById(Account.class, volume.getAccountId());
    final HashSet<StoragePool> poolsToAvoid = new HashSet<>();
    StoragePool pool = null;
    final Set<Long> podsToAvoid = new HashSet<>();
    Pair<Pod, Long> pod = null;
    final DiskOffering diskOffering = this._entityMgr.findById(DiskOffering.class, volume.getDiskOfferingId());
    final DataCenter dc = this._entityMgr.findById(DataCenter.class, volume.getDataCenterId());
    final DiskProfile dskCh = new DiskProfile(volume, diskOffering, snapshot.getHypervisorType());
    String msg = "There are no available storage pools to store the volume in";
    if (vm != null) {
        final Pod podofVM = this._entityMgr.findById(Pod.class, vm.getPodIdToDeployIn());
        if (podofVM != null) {
            pod = new Pair<>(podofVM, podofVM.getId());
        }
    }
    if (vm != null && pod != null) {
        // if VM is running use the hostId to find the clusterID. If it is stopped, refer the cluster where the ROOT volume of the VM exists.
        Long hostId = null;
        Long clusterId = null;
        if (vm.getState() == State.Running) {
            hostId = vm.getHostId();
            if (hostId != null) {
                final Host vmHost = this._entityMgr.findById(Host.class, hostId);
                clusterId = vmHost.getClusterId();
            }
        } else {
            final List<VolumeVO> rootVolumesOfVm = this._volsDao.findByInstanceAndType(vm.getId(), VolumeType.ROOT);
            if (rootVolumesOfVm.size() != 1) {
                throw new CloudRuntimeException("The VM " + vm.getHostName() + " has more than one ROOT volume and is in an invalid state. Please contact Cloud Support.");
            } else {
                final VolumeVO rootVolumeOfVm = rootVolumesOfVm.get(0);
                final StoragePoolVO rootDiskPool = this._storagePoolDao.findById(rootVolumeOfVm.getPoolId());
                clusterId = (rootDiskPool == null ? null : rootDiskPool.getClusterId());
            }
        }
        // Determine what storage pool to store the volume in
        while ((pool = findStoragePool(dskCh, dc, pod.first(), clusterId, hostId, vm, poolsToAvoid)) != null) {
            break;
        }
        if (pool == null) {
            // pool could not be found in the VM's pod/cluster.
            if (s_logger.isDebugEnabled()) {
                s_logger.debug("Could not find any storage pool to create Volume in the pod/cluster of the provided VM " + vm.getUuid());
            }
            final StringBuilder addDetails = new StringBuilder(msg);
            addDetails.append(", Could not find any storage pool to create Volume in the pod/cluster of the VM ");
            addDetails.append(vm.getUuid());
            msg = addDetails.toString();
        }
    } else {
        // Determine what pod to store the volume in
        while ((pod = findPod(null, null, dc, account.getId(), podsToAvoid)) != null) {
            podsToAvoid.add(pod.first().getId());
            // Determine what storage pool to store the volume in
            while ((pool = findStoragePool(dskCh, dc, pod.first(), null, null, null, poolsToAvoid)) != null) {
                break;
            }
            if (pool != null) {
                if (s_logger.isDebugEnabled()) {
                    s_logger.debug("Found a suitable pool for create volume: " + pool.getId());
                }
                break;
            }
        }
    }
    if (pool == null) {
        s_logger.info(msg);
        throw new StorageUnavailableException(msg, -1);
    }
    final VolumeInfo vol = this.volFactory.getVolume(volume.getId());
    final DataStore store = this.dataStoreMgr.getDataStore(pool.getId(), DataStoreRole.Primary);
    final DataStoreRole dataStoreRole = getDataStoreRole(snapshot);
    SnapshotInfo snapInfo = this.snapshotFactory.getSnapshot(snapshot.getId(), dataStoreRole);
    if (snapInfo == null && dataStoreRole == DataStoreRole.Image) {
        // snapshot is not backed up to secondary, let's do that now.
        snapInfo = this.snapshotFactory.getSnapshot(snapshot.getId(), DataStoreRole.Primary);
        if (snapInfo == null) {
            throw new CloudRuntimeException("Cannot find snapshot " + snapshot.getId());
        }
        // We need to copy the snapshot onto secondary.
        final SnapshotStrategy snapshotStrategy = this._storageStrategyFactory.getSnapshotStrategy(snapshot, SnapshotOperation.BACKUP);
        snapshotStrategy.backupSnapshot(snapInfo);
        // Attempt to grab it again.
        snapInfo = this.snapshotFactory.getSnapshot(snapshot.getId(), dataStoreRole);
        if (snapInfo == null) {
            throw new CloudRuntimeException("Cannot find snapshot " + snapshot.getId() + " on secondary and could not create backup");
        }
    }
    // don't try to perform a sync if the DataStoreRole of the snapshot is equal to DataStoreRole.Primary
    if (!DataStoreRole.Primary.equals(dataStoreRole)) {
        try {
            // sync snapshot to region store if necessary
            final DataStore snapStore = snapInfo.getDataStore();
            final long snapVolId = snapInfo.getVolumeId();
            this._snapshotSrv.syncVolumeSnapshotsToRegionStore(snapVolId, snapStore);
        } catch (final Exception ex) {
            // log but ignore the sync error to avoid any potential S3 down issue, it should be sync next time
            s_logger.warn(ex.getMessage(), ex);
        }
    }
    // create volume on primary from snapshot
    final AsyncCallFuture<VolumeService.VolumeApiResult> future = this.volService.createVolumeFromSnapshot(vol, store, snapInfo);
    try {
        final VolumeService.VolumeApiResult result = future.get();
        if (result.isFailed()) {
            s_logger.debug("Failed to create volume from snapshot:" + result.getResult());
            throw new CloudRuntimeException("Failed to create volume from snapshot:" + result.getResult());
        }
        return result.getVolume();
    } catch (final InterruptedException e) {
        s_logger.debug("Failed to create volume from snapshot", e);
        throw new CloudRuntimeException("Failed to create volume from snapshot", e);
    } catch (final ExecutionException e) {
        s_logger.debug("Failed to create volume from snapshot", e);
        throw new CloudRuntimeException("Failed to create volume from snapshot", e);
    }
}