Examples with DettachAnswer org.apache.cloudstack.storage.command.DettachAnswer used on opensource projects

Example 1 with DettachAnswer

use of org.apache.cloudstack.storage.command.DettachAnswer in project cloudstack by apache.

the class XenServerStorageProcessor method dettachVolume.

@Override
public Answer dettachVolume(final DettachCommand cmd) {
    final DiskTO disk = cmd.getDisk();
    final DataTO data = disk.getData();
    try {
        final Connection conn = hypervisorResource.getConnection();
        final String vmName = cmd.getVmName();
        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) {
        }
        // this should probably never actually happen
        if (vmNotRunning && !cmd.isManaged()) {
            return new DettachAnswer(disk);
        }
        if (!vmNotRunning) {
            final VDI vdi = hypervisorResource.mount(conn, null, null, data.getPath());
            // Look up all VBDs for this VDI
            final Set<VBD> vbds = vdi.getVBDs(conn);
            // Detach each VBD from its VM, and then destroy it
            for (final VBD vbd : vbds) {
                final VBD.Record vbdr = vbd.getRecord(conn);
                if (vbdr.currentlyAttached) {
                    vbd.unplug(conn);
                }
                vbd.destroy(conn);
            }
            hypervisorResource.umount(conn, vdi);
        }
        if (cmd.isManaged()) {
            hypervisorResource.handleSrAndVdiDetach(cmd.get_iScsiName(), conn);
        }
        return new DettachAnswer(disk);
    } catch (final Exception e) {
        s_logger.warn("Failed dettach volume: " + data.getPath());
        return new DettachAnswer("Failed dettach volume: " + data.getPath() + ", due to " + e.toString());
    }
}

Example 2 with DettachAnswer

use of org.apache.cloudstack.storage.command.DettachAnswer in project cloudstack by apache.

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 3 with DettachAnswer

use of org.apache.cloudstack.storage.command.DettachAnswer in project cloudstack by apache.

the class KVMStorageProcessor method dettachVolume.

@Override
public Answer dettachVolume(final DettachCommand 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 = resource.diskUuidToSerial(vol.getUuid());
    try {
        final Connect conn = LibvirtConnection.getConnectionByVmName(vmName);
        final KVMPhysicalDisk phyDisk = storagePoolMgr.getPhysicalDisk(primaryStore.getPoolType(), primaryStore.getUuid(), vol.getPath());
        attachOrDetachDisk(conn, false, vmName, phyDisk, disk.getDiskSeq().intValue(), serial, vol.getBytesReadRate(), vol.getBytesWriteRate(), vol.getIopsReadRate(), vol.getIopsWriteRate());
        storagePoolMgr.disconnectPhysicalDisk(primaryStore.getPoolType(), primaryStore.getUuid(), vol.getPath());
        return new DettachAnswer(disk);
    } catch (final LibvirtException e) {
        s_logger.debug("Failed to attach volume: " + vol.getPath() + ", due to ", e);
        return new DettachAnswer(e.toString());
    } catch (final InternalErrorException e) {
        s_logger.debug("Failed to attach volume: " + vol.getPath() + ", due to ", e);
        return new DettachAnswer(e.toString());
    }
}