Examples with LibvirtException org.libvirt.LibvirtException used on opensource projects

Example 6 with LibvirtException

use of org.libvirt.LibvirtException in project CloudStack-archive by CloudStack-extras.

the class LibvirtComputingResource method execute.

protected CreatePrivateTemplateAnswer execute(CreatePrivateTemplateFromVolumeCommand cmd) {
    String secondaryStorageURL = cmd.getSecondaryStorageUrl();
    KVMStoragePool secondaryStorage = null;
    try {
        Connect conn = LibvirtConnection.getConnection();
        String templateFolder = cmd.getAccountId() + File.separator + cmd.getTemplateId() + File.separator;
        String templateInstallFolder = "/template/tmpl/" + templateFolder;
        secondaryStorage = _storagePoolMgr.getStoragePoolByURI(secondaryStorageURL);
        KVMStoragePool primary = _storagePoolMgr.getStoragePool(cmd.getPrimaryStoragePoolNameLabel());
        KVMPhysicalDisk disk = primary.getPhysicalDisk(cmd.getVolumePath());
        String tmpltPath = secondaryStorage.getLocalPath() + File.separator + templateInstallFolder;
        _storage.mkdirs(tmpltPath);
        Script command = new Script(_createTmplPath, _cmdsTimeout, s_logger);
        command.add("-f", disk.getPath());
        command.add("-t", tmpltPath);
        command.add("-n", cmd.getUniqueName() + ".qcow2");
        String result = command.execute();
        if (result != null) {
            s_logger.debug("failed to create template: " + result);
            return new CreatePrivateTemplateAnswer(cmd, false, result);
        }
        Map<String, Object> params = new HashMap<String, Object>();
        params.put(StorageLayer.InstanceConfigKey, _storage);
        Processor qcow2Processor = new QCOW2Processor();
        qcow2Processor.configure("QCOW2 Processor", params);
        FormatInfo info = qcow2Processor.process(tmpltPath, null, cmd.getUniqueName());
        TemplateLocation loc = new TemplateLocation(_storage, tmpltPath);
        loc.create(1, true, cmd.getUniqueName());
        loc.addFormat(info);
        loc.save();
        return new CreatePrivateTemplateAnswer(cmd, true, null, templateInstallFolder + cmd.getUniqueName() + ".qcow2", info.virtualSize, info.size, cmd.getUniqueName(), ImageFormat.QCOW2);
    } catch (LibvirtException e) {
        s_logger.debug("Failed to get secondary storage pool: " + e.toString());
        return new CreatePrivateTemplateAnswer(cmd, false, e.toString());
    } catch (InternalErrorException e) {
        return new CreatePrivateTemplateAnswer(cmd, false, e.toString());
    } catch (IOException e) {
        return new CreatePrivateTemplateAnswer(cmd, false, e.toString());
    } catch (ConfigurationException e) {
        return new CreatePrivateTemplateAnswer(cmd, false, e.toString());
    } catch (CloudRuntimeException e) {
        return new CreatePrivateTemplateAnswer(cmd, false, e.toString());
    } finally {
        if (secondaryStorage != null) {
            secondaryStorage.delete();
        }
    }
}

Example 7 with LibvirtException

use of org.libvirt.LibvirtException in project CloudStack-archive by CloudStack-extras.

the class LibvirtComputingResource method execute.

private AttachVolumeAnswer execute(AttachVolumeCommand cmd) {
    try {
        Connect conn = LibvirtConnection.getConnection();
        KVMStoragePool primary = _storagePoolMgr.getStoragePool(cmd.getPoolUuid());
        KVMPhysicalDisk disk = primary.getPhysicalDisk(cmd.getVolumePath());
        attachOrDetachDisk(conn, cmd.getAttach(), cmd.getVmName(), disk, cmd.getDeviceId().intValue());
    } catch (LibvirtException e) {
        return new AttachVolumeAnswer(cmd, e.toString());
    } catch (InternalErrorException e) {
        return new AttachVolumeAnswer(cmd, e.toString());
    }
    return new AttachVolumeAnswer(cmd, cmd.getDeviceId());
}

Example 8 with LibvirtException

use of org.libvirt.LibvirtException in project CloudStack-archive by CloudStack-extras.

the class LibvirtComputingResource method stopVM.

protected String stopVM(Connect conn, String vmName, defineOps df) {
    DomainInfo.DomainState state = null;
    Domain dm = null;
    s_logger.debug("Try to stop the vm at first");
    String ret = stopVM(conn, vmName, false);
    if (ret == Script.ERR_TIMEOUT) {
        ret = stopVM(conn, vmName, true);
    } else if (ret != null) {
        /* Retry 3 times, to make sure we can get the vm's status */
        for (int i = 0; i < 3; i++) {
            try {
                dm = conn.domainLookupByUUID(UUID.nameUUIDFromBytes(vmName.getBytes()));
                state = dm.getInfo().state;
                break;
            } catch (LibvirtException e) {
                s_logger.debug("Failed to get vm status:" + e.getMessage());
            } catch (Exception e) {
                s_logger.debug("Failed to get vm status:" + e.getMessage());
            } finally {
                try {
                    if (dm != null) {
                        dm.free();
                    }
                } catch (LibvirtException l) {
                }
            }
        }
        if (state == null) {
            s_logger.debug("Can't get vm's status, assume it's dead already");
            return null;
        }
        if (state != DomainInfo.DomainState.VIR_DOMAIN_SHUTOFF) {
            s_logger.debug("Try to destroy the vm");
            ret = stopVM(conn, vmName, true);
            if (ret != null) {
                return ret;
            }
        }
    }
    if (df == defineOps.UNDEFINE_VM) {
        try {
            dm = conn.domainLookupByUUID(UUID.nameUUIDFromBytes(vmName.getBytes()));
            dm.undefine();
        } catch (LibvirtException e) {
        } finally {
            try {
                if (dm != null) {
                    dm.free();
                }
            } catch (LibvirtException l) {
            }
        }
    }
    return null;
}

Example 9 with LibvirtException

use of org.libvirt.LibvirtException in project CloudStack-archive by CloudStack-extras.

the class LibvirtComputingResource method execute.

protected Answer execute(StopCommand cmd) {
    final String vmName = cmd.getVmName();
    Long bytesReceived = new Long(0);
    Long bytesSent = new Long(0);
    State state = null;
    synchronized (_vms) {
        state = _vms.get(vmName);
        _vms.put(vmName, State.Stopping);
    }
    try {
        Connect conn = LibvirtConnection.getConnection();
        List<DiskDef> disks = getDisks(conn, vmName);
        destroy_network_rules_for_vm(conn, vmName);
        String result = stopVM(conn, vmName, defineOps.UNDEFINE_VM);
        if (result == null) {
            for (DiskDef disk : disks) {
                if (disk.getDeviceType() == DiskDef.deviceType.CDROM && disk.getDiskPath() != null)
                    cleanupDisk(conn, disk);
            }
        }
        final String result2 = cleanupVnet(conn, cmd.getVnet());
        if (result != null && result2 != null) {
            result = result2 + result;
        }
        state = State.Stopped;
        return new StopAnswer(cmd, result, 0, bytesSent, bytesReceived);
    } catch (LibvirtException e) {
        return new StopAnswer(cmd, e.getMessage());
    } finally {
        synchronized (_vms) {
            if (state != null) {
                _vms.put(vmName, state);
            } else {
                _vms.remove(vmName);
            }
        }
    }
}

Example 10 with LibvirtException

use of org.libvirt.LibvirtException in project CloudStack-archive by CloudStack-extras.

the class LibvirtComputingResource method execute.

private synchronized Answer execute(PrepareForMigrationCommand cmd) {
    VirtualMachineTO vm = cmd.getVirtualMachine();
    if (s_logger.isDebugEnabled()) {
        s_logger.debug("Preparing host for migrating " + vm);
    }
    NicTO[] nics = vm.getNics();
    try {
        Connect conn = LibvirtConnection.getConnection();
        for (NicTO nic : nics) {
            String vlanId = null;
            if (nic.getBroadcastType() == BroadcastDomainType.Vlan) {
                URI broadcastUri = nic.getBroadcastUri();
                vlanId = broadcastUri.getHost();
            }
            if (nic.getType() == TrafficType.Guest) {
                if (nic.getBroadcastType() == BroadcastDomainType.Vlan && !vlanId.equalsIgnoreCase("untagged")) {
                    createVlanBr(vlanId, _pifs.first());
                }
            } else if (nic.getType() == TrafficType.Control) {
                /* Make sure the network is still there */
                createControlNetwork(conn);
            } else if (nic.getType() == TrafficType.Public) {
                if (nic.getBroadcastType() == BroadcastDomainType.Vlan && !vlanId.equalsIgnoreCase("untagged")) {
                    createVlanBr(vlanId, _pifs.second());
                }
            }
        }
        /* setup disks, e.g for iso */
        VolumeTO[] volumes = vm.getDisks();
        for (VolumeTO volume : volumes) {
            if (volume.getType() == Volume.Type.ISO) {
                getVolumePath(conn, volume);
            }
        }
        synchronized (_vms) {
            _vms.put(vm.getName(), State.Migrating);
        }
        return new PrepareForMigrationAnswer(cmd);
    } catch (LibvirtException e) {
        return new PrepareForMigrationAnswer(cmd, e.toString());
    } catch (InternalErrorException e) {
        return new PrepareForMigrationAnswer(cmd, e.toString());
    } catch (URISyntaxException e) {
        return new PrepareForMigrationAnswer(cmd, e.toString());
    }
}