Examples with KvmStoragePool com.cloud.agent.resource.kvm.storage.KvmStoragePool used on opensource projects

Example 11 with KvmStoragePool

use of com.cloud.agent.resource.kvm.storage.KvmStoragePool in project cosmic by MissionCriticalCloud.

the class LibvirtComputingResourceTest method testResizeVolumeCommandShrink.

@Test
@Ignore
public void testResizeVolumeCommandShrink() {
    final String path = "nfs:/127.0.0.1/storage/secondary";
    final StorageFilerTO pool = Mockito.mock(StorageFilerTO.class);
    final Long currentSize = 100l;
    final Long newSize = 200l;
    final boolean shrinkOk = true;
    final String vmInstance = "Test";
    final ResizeVolumeCommand command = new ResizeVolumeCommand(path, pool, currentSize, newSize, shrinkOk, vmInstance);
    final KvmStoragePoolManager storagePoolMgr = Mockito.mock(KvmStoragePoolManager.class);
    final KvmStoragePool storagePool = Mockito.mock(KvmStoragePool.class);
    final KvmPhysicalDisk vol = Mockito.mock(KvmPhysicalDisk.class);
    when(this.libvirtComputingResource.getStoragePoolMgr()).thenReturn(storagePoolMgr);
    when(storagePoolMgr.getStoragePool(pool.getType(), pool.getUuid())).thenReturn(storagePool);
    when(storagePool.getPhysicalDisk(path)).thenReturn(vol);
    when(vol.getPath()).thenReturn(path);
    final LibvirtRequestWrapper wrapper = LibvirtRequestWrapper.getInstance();
    assertNotNull(wrapper);
    final Answer answer = wrapper.execute(command, this.libvirtComputingResource);
    assertFalse(answer.getResult());
}

Example 12 with KvmStoragePool

use of com.cloud.agent.resource.kvm.storage.KvmStoragePool in project cosmic by MissionCriticalCloud.

the class LibvirtComputingResourceTest method testResizeVolumeCommandException2.

@Test
public void testResizeVolumeCommandException2() {
    final String path = "nfs:/127.0.0.1/storage/secondary";
    final StorageFilerTO pool = Mockito.mock(StorageFilerTO.class);
    final Long currentSize = 100l;
    final Long newSize = 200l;
    final boolean shrinkOk = false;
    final String vmInstance = "Test";
    final ResizeVolumeCommand command = new ResizeVolumeCommand(path, pool, currentSize, newSize, shrinkOk, vmInstance);
    final KvmStoragePoolManager storagePoolMgr = Mockito.mock(KvmStoragePoolManager.class);
    final KvmStoragePool storagePool = Mockito.mock(KvmStoragePool.class);
    when(this.libvirtComputingResource.getStoragePoolMgr()).thenReturn(storagePoolMgr);
    when(storagePoolMgr.getStoragePool(pool.getType(), pool.getUuid())).thenReturn(storagePool);
    when(storagePool.getPhysicalDisk(path)).thenThrow(CloudRuntimeException.class);
    final LibvirtRequestWrapper wrapper = LibvirtRequestWrapper.getInstance();
    assertNotNull(wrapper);
}

Example 13 with KvmStoragePool

use of com.cloud.agent.resource.kvm.storage.KvmStoragePool in project cosmic by MissionCriticalCloud.

the class LibvirtComputingResourceTest method testCreatePrivateTemplateFromSnapshotCommandCloudRuntime.

@Test
public void testCreatePrivateTemplateFromSnapshotCommandCloudRuntime() {
    final StoragePool pool = Mockito.mock(StoragePool.class);
    final String secondaryStoragePoolURL = "nfs:/127.0.0.1/storage/secondary";
    final Long dcId = 1l;
    final Long accountId = 1l;
    final Long volumeId = 1l;
    final String backedUpSnapshotUuid = "/run/9a0afe7c-26a7-4585-bf87-abf82ae106d9/";
    final String backedUpSnapshotName = "snap";
    final String origTemplateInstallPath = "/install/path/";
    final Long newTemplateId = 2l;
    final String templateName = "templ";
    final int wait = 0;
    final CreatePrivateTemplateFromSnapshotCommand command = new CreatePrivateTemplateFromSnapshotCommand(pool, secondaryStoragePoolURL, dcId, accountId, volumeId, backedUpSnapshotUuid, backedUpSnapshotName, origTemplateInstallPath, newTemplateId, templateName, wait);
    final KvmStoragePoolManager storagePoolMgr = Mockito.mock(KvmStoragePoolManager.class);
    final KvmStoragePool secondaryPool = Mockito.mock(KvmStoragePool.class);
    final KvmStoragePool snapshotPool = Mockito.mock(KvmStoragePool.class);
    final LibvirtUtilitiesHelper libvirtUtilitiesHelper = Mockito.mock(LibvirtUtilitiesHelper.class);
    final String tmplName = "ce97bbc1-34fe-4259-9202-74bbce2562ab";
    when(this.libvirtComputingResource.getStoragePoolMgr()).thenReturn(storagePoolMgr);
    String snapshotPath = command.getSnapshotUuid();
    final int index = snapshotPath.lastIndexOf("/");
    snapshotPath = snapshotPath.substring(0, index);
    when(this.libvirtComputingResource.getLibvirtUtilitiesHelper()).thenReturn(libvirtUtilitiesHelper);
    when(libvirtUtilitiesHelper.generateUuidName()).thenReturn(tmplName);
    when(storagePoolMgr.getStoragePoolByUri(command.getSecondaryStorageUrl() + snapshotPath)).thenReturn(snapshotPool);
    when(storagePoolMgr.getStoragePoolByUri(command.getSecondaryStorageUrl())).thenReturn(secondaryPool);
    when(snapshotPool.getPhysicalDisk(command.getSnapshotName())).thenThrow(CloudRuntimeException.class);
    final LibvirtRequestWrapper wrapper = LibvirtRequestWrapper.getInstance();
    assertNotNull(wrapper);
    final Answer answer = wrapper.execute(command, this.libvirtComputingResource);
    assertFalse(answer.getResult());
    verify(this.libvirtComputingResource, times(1)).getStoragePoolMgr();
    verify(storagePoolMgr, times(1)).getStoragePoolByUri(command.getSecondaryStorageUrl() + snapshotPath);
    verify(storagePoolMgr, times(1)).getStoragePoolByUri(command.getSecondaryStorageUrl());
}

Example 14 with KvmStoragePool

use of com.cloud.agent.resource.kvm.storage.KvmStoragePool in project cosmic by MissionCriticalCloud.

the class LibvirtComputingResourceTest method testPrimaryStorageDownloadCommandNOTemplateNOQcow2.

@Test
public void testPrimaryStorageDownloadCommandNOTemplateNOQcow2() {
    final StoragePool pool = Mockito.mock(StoragePool.class);
    final List<KvmPhysicalDisk> disks = new ArrayList<>();
    final List<KvmPhysicalDisk> spiedDisks = Mockito.spy(disks);
    final String name = "Test";
    final String url = "http://template/";
    final ImageFormat format = ImageFormat.QCOW2;
    final long accountId = 1l;
    final int wait = 0;
    final PrimaryStorageDownloadCommand command = new PrimaryStorageDownloadCommand(name, url, format, accountId, pool, wait);
    final KvmStoragePoolManager storagePoolMgr = Mockito.mock(KvmStoragePoolManager.class);
    final KvmStoragePool primaryPool = Mockito.mock(KvmStoragePool.class);
    final KvmStoragePool secondaryPool = Mockito.mock(KvmStoragePool.class);
    final KvmPhysicalDisk tmplVol = Mockito.mock(KvmPhysicalDisk.class);
    final KvmPhysicalDisk primaryVol = Mockito.mock(KvmPhysicalDisk.class);
    final int index = url.lastIndexOf("/");
    final String mountpoint = url.substring(0, index);
    when(this.libvirtComputingResource.getStoragePoolMgr()).thenReturn(storagePoolMgr);
    when(storagePoolMgr.getStoragePoolByUri(mountpoint)).thenReturn(secondaryPool);
    when(secondaryPool.listPhysicalDisks()).thenReturn(spiedDisks);
    when(spiedDisks.isEmpty()).thenReturn(false);
    when(storagePoolMgr.getStoragePool(command.getPool().getType(), command.getPoolUuid())).thenReturn(primaryPool);
    when(storagePoolMgr.copyPhysicalDisk(tmplVol, UUID.randomUUID().toString(), primaryPool, 0)).thenReturn(primaryVol);
    final LibvirtRequestWrapper wrapper = LibvirtRequestWrapper.getInstance();
    assertNotNull(wrapper);
    final Answer answer = wrapper.execute(command, this.libvirtComputingResource);
    assertFalse(answer.getResult());
    verify(this.libvirtComputingResource, times(1)).getStoragePoolMgr();
}

Example 15 with KvmStoragePool

use of com.cloud.agent.resource.kvm.storage.KvmStoragePool in project cosmic by MissionCriticalCloud.

the class LibvirtResizeVolumeCommandWrapper method execute.

@Override
public Answer execute(final ResizeVolumeCommand command, final LibvirtComputingResource libvirtComputingResource) {
    final String volid = command.getPath();
    final long newSize = command.getNewSize();
    final long currentSize = command.getCurrentSize();
    final String vmInstanceName = command.getInstanceName();
    final boolean shrinkOk = command.getShrinkOk();
    final StorageFilerTO spool = command.getPool();
    if (currentSize == newSize) {
        s_logger.info("No need to resize volume: current size " + currentSize + " is same as new size " + newSize);
        return new ResizeVolumeAnswer(command, true, "success", currentSize);
    }
    final KvmStoragePoolManager storagePoolMgr = libvirtComputingResource.getStoragePoolMgr();
    final KvmStoragePool pool = storagePoolMgr.getStoragePool(spool.getType(), spool.getUuid());
    final KvmPhysicalDisk vol = pool.getPhysicalDisk(volid);
    final String path = vol.getPath();
    s_logger.debug("Resizing volume: " + path + "," + currentSize + "," + newSize + "," + vol.getFormat() + "," + vmInstanceName + "," + shrinkOk);
    if (pool.getType() == StoragePoolType.RBD) {
        s_logger.debug("Volume " + path + " is on a RBD storage pool. No need to query for additional information.");
    } else if (pool.getType() == StoragePoolType.LVM || pool.getType() == StoragePoolType.CLVM) {
        s_logger.debug("Volume " + path + " can be resized by libvirt. Asking libvirt to resize the volume.");
        final LVM lvm = new LVM(command.getWait());
        try {
            // 1. Resize the logical volume
            lvm.resize(newSize, vol.getPath());
            // 2. If the volume is attached to a virtualmachine, notify libvirt domain of the size change
            libvirtBlockResize(libvirtComputingResource, newSize, vmInstanceName, vol);
        } catch (final LVMException e) {
            // First step went wrong, nothing to clean up. Just return that it didn't work out.
            return new ResizeVolumeAnswer(command, false, e.toString());
        } catch (final LibvirtException e) {
            // Second step went wrong, we should resize the volume back to how it was!
            try {
                lvm.resize(currentSize, vol.getPath());
            } catch (final LVMException e1) {
                s_logger.error("Unable to reverse lv resize: " + e1);
            }
            return new ResizeVolumeAnswer(command, false, e.toString());
        }
    } else if (pool.getType() == StoragePoolType.NetworkFilesystem) {
        if (vol.getFormat() == PhysicalDiskFormat.QCOW2 && shrinkOk) {
            return new ResizeVolumeAnswer(command, false, "Unable to shrink volumes of type " + PhysicalDiskFormat.QCOW2);
        }
        try {
            final LibvirtUtilitiesHelper libvirtUtilitiesHelper = libvirtComputingResource.getLibvirtUtilitiesHelper();
            final Connect connection = libvirtUtilitiesHelper.getConnection();
            final StorageVol storageVol = connection.storageVolLookupByPath(vol.getPath());
            final VirtualMachine.PowerState state = libvirtComputingResource.getVmState(libvirtUtilitiesHelper.getConnection(), vmInstanceName);
            if (state == VirtualMachine.PowerState.PowerOn) {
                libvirtBlockResize(libvirtComputingResource, newSize, vmInstanceName, vol);
            } else {
                final int flags = shrinkOk ? StorageVol.ResizeFlags.SHRINK : 0;
                storageVol.resize(newSize, flags);
            }
        } catch (final LibvirtException e) {
            return new ResizeVolumeAnswer(command, false, e.toString());
        }
    }
    /* fetch new size as seen from libvirt, don't want to assume anything */
    pool.refresh();
    final long finalSize = pool.getPhysicalDisk(volid).getVirtualSize();
    s_logger.debug("after resize, size reports as " + finalSize + ", requested " + newSize);
    return new ResizeVolumeAnswer(command, true, "success", finalSize);
}