Examples with AttachAnswer com.cloud.legacymodel.communication.answer.AttachAnswer used on opensource projects

Example 1 with AttachAnswer

use of com.cloud.legacymodel.communication.answer.AttachAnswer in project cosmic by MissionCriticalCloud.

the class KvmStorageProcessor method dettachIso.

@Override
public Answer dettachIso(final DettachCommand cmd) {
    final DiskTO disk = cmd.getDisk();
    final TemplateObjectTO isoTo = (TemplateObjectTO) disk.getData();
    final DataStoreTO store = isoTo.getDataStore();
    if (!(store instanceof NfsTO)) {
        return new AttachAnswer("unsupported protocol");
    }
    final NfsTO nfsStore = (NfsTO) store;
    try {
        final Connect conn = LibvirtConnection.getConnectionByVmName(cmd.getVmName());
        attachOrDetachIso(conn, cmd.getVmName(), nfsStore.getUrl() + File.separator + isoTo.getPath(), false);
    } catch (final LibvirtException e) {
        return new Answer(cmd, false, e.toString());
    }
    return new Answer(cmd);
}

Example 2 with AttachAnswer

use of com.cloud.legacymodel.communication.answer.AttachAnswer in project cosmic by MissionCriticalCloud.

the class KvmStorageProcessor method attachVolume.

@Override
public Answer attachVolume(final AttachCommand cmd) {
    final DiskTO disk = cmd.getDisk();
    final VolumeObjectTO vol = (VolumeObjectTO) disk.getData();
    final PrimaryDataStoreTO primaryStore = (PrimaryDataStoreTO) vol.getDataStore();
    final String vmName = cmd.getVmName();
    final String serial = disk.getDiskSeq() + "-" + this.resource.diskUuidToSerial(vol.getUuid());
    try {
        final Connect conn = LibvirtConnection.getConnectionByVmName(vmName);
        this.storagePoolMgr.connectPhysicalDisk(primaryStore.getPoolType(), primaryStore.getUuid(), vol.getPath(), disk.getDetails());
        final KvmPhysicalDisk phyDisk = this.storagePoolMgr.getPhysicalDisk(primaryStore.getPoolType(), primaryStore.getUuid(), vol.getPath());
        attachOrDetachDisk(conn, true, vmName, phyDisk, disk.getDiskSeq().intValue(), disk.getDiskController(), disk.getDiskFormat(), serial, vol);
        return new AttachAnswer(disk);
    } catch (final LibvirtException e) {
        this.logger.debug("Failed to attach volume: " + vol.getPath() + ", due to ", e);
        this.storagePoolMgr.disconnectPhysicalDisk(primaryStore.getPoolType(), primaryStore.getUuid(), vol.getPath());
        return new AttachAnswer(e.getMessage());
    } catch (final InternalErrorException | CloudRuntimeException e) {
        this.logger.debug("Failed to attach volume: " + vol.getPath() + ", due to ", e);
        return new AttachAnswer(e.getMessage());
    }
}

Example 3 with AttachAnswer

use of com.cloud.legacymodel.communication.answer.AttachAnswer in project cosmic by MissionCriticalCloud.

the class XenServerStorageProcessor method attachIso.

@Override
public AttachAnswer attachIso(final AttachCommand cmd) {
    final DiskTO disk = cmd.getDisk();
    final DataTO data = disk.getData();
    final DataStoreTO store = data.getDataStore();
    String isoURL = null;
    if (store == null) {
        final TemplateObjectTO iso = (TemplateObjectTO) disk.getData();
        isoURL = iso.getName();
    } else {
        if (!(store instanceof NfsTO)) {
            s_logger.debug("Can't attach a iso which is not created on nfs: ");
            return new AttachAnswer("Can't attach a iso which is not created on nfs: ");
        }
        final NfsTO nfsStore = (NfsTO) store;
        isoURL = nfsStore.getUrl() + nfsStore.getPathSeparator() + data.getPath();
    }
    final String vmName = cmd.getVmName();
    try {
        final Connection conn = hypervisorResource.getConnection();
        VBD isoVBD = null;
        // Find the VM
        final VM vm = hypervisorResource.getVM(conn, vmName);
        // Find the ISO VDI
        final VDI isoVDI = hypervisorResource.getIsoVDIByURL(conn, vmName, isoURL);
        // Find the VM's CD-ROM VBD
        final Set<VBD> vbds = vm.getVBDs(conn);
        for (final VBD vbd : vbds) {
            final String userDevice = vbd.getUserdevice(conn);
            final Types.VbdType type = vbd.getType(conn);
            if (userDevice.equals("3") && type == Types.VbdType.CD) {
                isoVBD = vbd;
                break;
            }
        }
        if (isoVBD == null) {
            throw new CloudRuntimeException("Unable to find CD-ROM VBD for VM: " + vmName);
        } else {
            // If an ISO is already inserted, eject it
            if (!isoVBD.getEmpty(conn)) {
                isoVBD.eject(conn);
            }
            // Insert the new ISO
            isoVBD.insert(conn, isoVDI);
        }
        return new AttachAnswer(disk);
    } catch (final XenAPIException e) {
        s_logger.warn("Failed to attach iso" + ": " + e.toString(), e);
        return new AttachAnswer(e.toString());
    } catch (final Exception e) {
        s_logger.warn("Failed to attach iso" + ": " + e.toString(), e);
        return new AttachAnswer(e.toString());
    }
}

Example 4 with AttachAnswer

use of com.cloud.legacymodel.communication.answer.AttachAnswer in project cosmic by MissionCriticalCloud.

the class XenServerStorageProcessor method dettachIso.

@Override
public Answer dettachIso(final DettachCommand cmd) {
    final DiskTO disk = cmd.getDisk();
    final DataTO data = disk.getData();
    final DataStoreTO store = data.getDataStore();
    String isoURL = null;
    if (store == null) {
        final TemplateObjectTO iso = (TemplateObjectTO) disk.getData();
        isoURL = iso.getName();
    } else {
        if (!(store instanceof NfsTO)) {
            s_logger.debug("Can't attach a iso which is not created on nfs: ");
            return new AttachAnswer("Can't attach a iso which is not created on nfs: ");
        }
        final NfsTO nfsStore = (NfsTO) store;
        isoURL = nfsStore.getUrl() + nfsStore.getPathSeparator() + data.getPath();
    }
    try {
        final Connection conn = hypervisorResource.getConnection();
        // Find the VM
        final VM vm = hypervisorResource.getVM(conn, cmd.getVmName());
        final String vmUUID = vm.getUuid(conn);
        // Find the ISO VDI
        final VDI isoVDI = hypervisorResource.getIsoVDIByURL(conn, cmd.getVmName(), isoURL);
        final SR sr = isoVDI.getSR(conn);
        // Look up all VBDs for this VDI
        final Set<VBD> vbds = isoVDI.getVBDs(conn);
        // the ISO from it
        for (final VBD vbd : vbds) {
            final VM vbdVM = vbd.getVM(conn);
            final String vbdVmUUID = vbdVM.getUuid(conn);
            if (vbdVmUUID.equals(vmUUID)) {
                // If an ISO is already inserted, eject it
                if (!vbd.getEmpty(conn)) {
                    vbd.eject(conn);
                }
                break;
            }
        }
        if (!sr.getNameLabel(conn).startsWith("XenServer Tools")) {
            hypervisorResource.removeSR(conn, sr);
        }
        return new DettachAnswer(disk);
    } catch (final XenAPIException e) {
        final String msg = "Failed to dettach volume" + " for uuid: " + data.getPath() + "  due to " + e.toString();
        s_logger.warn(msg, e);
        return new DettachAnswer(msg);
    } catch (final Exception e) {
        final String msg = "Failed to dettach volume" + " for uuid: " + data.getPath() + "  due to " + e.getMessage();
        s_logger.warn(msg, e);
        return new DettachAnswer(msg);
    }
}

Example 5 with AttachAnswer

use of com.cloud.legacymodel.communication.answer.AttachAnswer in project cosmic by MissionCriticalCloud.

the class XenServerStorageProcessor method attachVolume.

@Override
public AttachAnswer attachVolume(final AttachCommand cmd) {
    final DiskTO disk = cmd.getDisk();
    final DataTO data = disk.getData();
    try {
        final String vmName = cmd.getVmName();
        final String vdiNameLabel = vmName + "-DATA";
        final Connection conn = hypervisorResource.getConnection();
        VM vm = null;
        boolean vmNotRunning = true;
        try {
            vm = hypervisorResource.getVM(conn, vmName);
            final VM.Record vmr = vm.getRecord(conn);
            vmNotRunning = vmr.powerState != VmPowerState.RUNNING;
        } catch (final CloudRuntimeException ex) {
        }
        final Map<String, String> details = disk.getDetails();
        final boolean isManaged = Boolean.parseBoolean(details.get(DiskTO.MANAGED));
        // this should probably never actually happen
        if (vmNotRunning && !isManaged) {
            return new AttachAnswer(disk);
        }
        VDI vdi = null;
        if (isManaged) {
            vdi = hypervisorResource.prepareManagedStorage(conn, details, data.getPath(), vdiNameLabel);
            if (vmNotRunning) {
                final DiskTO newDisk = new DiskTO(disk.getData(), disk.getDiskSeq(), vdi.getUuid(conn), disk.getType());
                return new AttachAnswer(newDisk);
            }
        } else {
            vdi = hypervisorResource.mount(conn, null, null, data.getPath());
        }
        hypervisorResource.destroyUnattachedVBD(conn, vm);
        final VBD.Record vbdr = new VBD.Record();
        vbdr.VM = vm;
        vbdr.VDI = vdi;
        vbdr.bootable = false;
        vbdr.userdevice = "autodetect";
        final Long deviceId = disk.getDiskSeq();
        if (deviceId != null && !hypervisorResource.isDeviceUsed(conn, vm, deviceId)) {
            vbdr.userdevice = deviceId.toString();
        }
        vbdr.mode = Types.VbdMode.RW;
        vbdr.type = Types.VbdType.DISK;
        vbdr.unpluggable = true;
        final VBD vbd = VBD.create(conn, vbdr);
        // Attach the VBD to the VM
        try {
            vbd.plug(conn);
        } catch (final Exception e) {
            vbd.destroy(conn);
            throw e;
        }
        // Update the VDI's label to include the VM name
        vdi.setNameLabel(conn, vdiNameLabel);
        final DiskTO newDisk = new DiskTO(disk.getData(), Long.parseLong(vbd.getUserdevice(conn)), vdi.getUuid(conn), disk.getType());
        return new AttachAnswer(newDisk);
    } catch (final Exception e) {
        final String msg = "Failed to attach volume for uuid: " + data.getPath() + " due to " + e.toString();
        s_logger.warn(msg, e);
        return new AttachAnswer(msg);
    }
}