Examples with UnregisterVMCommand com.cloud.agent.api.UnregisterVMCommand used on opensource projects

Example 1 with UnregisterVMCommand

use of com.cloud.agent.api.UnregisterVMCommand in project cloudstack by apache.

the class VirtualMachineManagerImpl method orchestrateStorageMigration.

private void orchestrateStorageMigration(final String vmUuid, final StoragePool destPool) {
    final VMInstanceVO vm = _vmDao.findByUuid(vmUuid);
    if (destPool == null) {
        throw new CloudRuntimeException("Unable to migrate vm: missing destination storage pool");
    }
    try {
        stateTransitTo(vm, VirtualMachine.Event.StorageMigrationRequested, null);
    } catch (final NoTransitionException e) {
        s_logger.debug("Unable to migrate vm: " + e.toString());
        throw new CloudRuntimeException("Unable to migrate vm: " + e.toString());
    }
    final VirtualMachineProfile profile = new VirtualMachineProfileImpl(vm);
    boolean migrationResult = false;
    try {
        migrationResult = volumeMgr.storageMigration(profile, destPool);
        if (migrationResult) {
            if (destPool.getPodId() != null && !destPool.getPodId().equals(vm.getPodIdToDeployIn())) {
                final DataCenterDeployment plan = new DataCenterDeployment(vm.getDataCenterId(), destPool.getPodId(), null, null, null, null);
                final VirtualMachineProfileImpl vmProfile = new VirtualMachineProfileImpl(vm, null, null, null, null);
                _networkMgr.reallocate(vmProfile, plan);
            }
            //when start the vm next time, don;'t look at last_host_id, only choose the host based on volume/storage pool
            vm.setLastHostId(null);
            vm.setPodIdToDeployIn(destPool.getPodId());
            // unregister the VM from the source host and cleanup the associated VM files.
            if (vm.getHypervisorType().equals(HypervisorType.VMware)) {
                Long srcClusterId = null;
                Long srcHostId = vm.getHostId() != null ? vm.getHostId() : vm.getLastHostId();
                if (srcHostId != null) {
                    HostVO srcHost = _hostDao.findById(srcHostId);
                    srcClusterId = srcHost.getClusterId();
                }
                final Long destClusterId = destPool.getClusterId();
                if (srcClusterId != null && destClusterId != null && !srcClusterId.equals(destClusterId)) {
                    final String srcDcName = _clusterDetailsDao.getVmwareDcName(srcClusterId);
                    final String destDcName = _clusterDetailsDao.getVmwareDcName(destClusterId);
                    if (srcDcName != null && destDcName != null && !srcDcName.equals(destDcName)) {
                        s_logger.debug("Since VM's storage was successfully migrated across VMware Datacenters, unregistering VM: " + vm.getInstanceName() + " from source host: " + srcHostId);
                        final UnregisterVMCommand uvc = new UnregisterVMCommand(vm.getInstanceName());
                        uvc.setCleanupVmFiles(true);
                        try {
                            _agentMgr.send(srcHostId, uvc);
                        } catch (final AgentUnavailableException | OperationTimedoutException e) {
                            throw new CloudRuntimeException("Failed to unregister VM: " + vm.getInstanceName() + " from source host: " + srcHostId + " after successfully migrating VM's storage across VMware Datacenters");
                        }
                    }
                }
            }
        } else {
            s_logger.debug("Storage migration failed");
        }
    } catch (final ConcurrentOperationException e) {
        s_logger.debug("Failed to migration: " + e.toString());
        throw new CloudRuntimeException("Failed to migration: " + e.toString());
    } catch (final InsufficientVirtualNetworkCapacityException e) {
        s_logger.debug("Failed to migration: " + e.toString());
        throw new CloudRuntimeException("Failed to migration: " + e.toString());
    } catch (final InsufficientAddressCapacityException e) {
        s_logger.debug("Failed to migration: " + e.toString());
        throw new CloudRuntimeException("Failed to migration: " + e.toString());
    } catch (final InsufficientCapacityException e) {
        s_logger.debug("Failed to migration: " + e.toString());
        throw new CloudRuntimeException("Failed to migration: " + e.toString());
    } catch (final StorageUnavailableException e) {
        s_logger.debug("Failed to migration: " + e.toString());
        throw new CloudRuntimeException("Failed to migration: " + e.toString());
    } finally {
        try {
            stateTransitTo(vm, VirtualMachine.Event.AgentReportStopped, null);
        } catch (final NoTransitionException e) {
            s_logger.debug("Failed to change vm state: " + e.toString());
            throw new CloudRuntimeException("Failed to change vm state: " + e.toString());
        }
    }
}