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

Example 76 with LibvirtException

use of org.libvirt.LibvirtException in project cloudstack by apache.

the class LibvirtComputingResourceTest method testGetVncPortCommand.

@Test
public void testGetVncPortCommand() {
    final Connect conn = Mockito.mock(Connect.class);
    final LibvirtUtilitiesHelper libvirtUtilitiesHelper = Mockito.mock(LibvirtUtilitiesHelper.class);
    final GetVncPortCommand command = new GetVncPortCommand(1l, "host");
    when(libvirtComputingResource.getLibvirtUtilitiesHelper()).thenReturn(libvirtUtilitiesHelper);
    try {
        when(libvirtUtilitiesHelper.getConnectionByVmName(command.getName())).thenReturn(conn);
    } catch (final LibvirtException e) {
        fail(e.getMessage());
    }
    final LibvirtRequestWrapper wrapper = LibvirtRequestWrapper.getInstance();
    assertNotNull(wrapper);
    final Answer answer = wrapper.execute(command, libvirtComputingResource);
    assertTrue(answer.getResult());
    verify(libvirtComputingResource, times(1)).getLibvirtUtilitiesHelper();
    try {
        verify(libvirtUtilitiesHelper, times(1)).getConnectionByVmName(command.getName());
    } catch (final LibvirtException e) {
        fail(e.getMessage());
    }
}

Example 77 with LibvirtException

use of org.libvirt.LibvirtException in project cloudstack by apache.

the class ManagedNfsStorageAdaptor method getPhysicalDisk.

/*
     * creates a disk based on the created nfs storage pool using libvirt
     */
@Override
public KVMPhysicalDisk getPhysicalDisk(String volumeUuid, KVMStoragePool pool) {
    // now create the volume upon the given storage pool in kvm
    Connect conn;
    StoragePool virtPool = null;
    try {
        conn = LibvirtConnection.getConnection();
        virtPool = conn.storagePoolLookupByName("/" + volumeUuid);
    } catch (LibvirtException e1) {
        throw new CloudRuntimeException(e1.toString());
    }
    LibvirtStorageVolumeDef.VolumeFormat libvirtformat = null;
    long volCapacity = 0;
    // check whether the volume is present on the given pool
    StorageVol vol = getVolume(virtPool, volumeUuid);
    try {
        if (vol == null) {
            libvirtformat = LibvirtStorageVolumeDef.VolumeFormat.QCOW2;
            StoragePoolInfo poolinfo = virtPool.getInfo();
            volCapacity = poolinfo.available;
            LibvirtStorageVolumeDef volDef = new LibvirtStorageVolumeDef(volumeUuid, volCapacity, libvirtformat, null, null);
            s_logger.debug(volDef.toString());
            vol = virtPool.storageVolCreateXML(volDef.toString(), 0);
        }
        KVMPhysicalDisk disk = new KVMPhysicalDisk(vol.getPath(), volumeUuid, pool);
        disk.setFormat(PhysicalDiskFormat.QCOW2);
        disk.setSize(vol.getInfo().allocation);
        disk.setVirtualSize(vol.getInfo().capacity);
        return disk;
    } catch (LibvirtException e) {
        throw new CloudRuntimeException(e.toString());
    }
}

Example 78 with LibvirtException

use of org.libvirt.LibvirtException in project cloudstack by apache.

the class LibvirtStorageAdaptor method refresh.

@Override
public boolean refresh(KVMStoragePool pool) {
    LibvirtStoragePool libvirtPool = (LibvirtStoragePool) pool;
    StoragePool virtPool = libvirtPool.getPool();
    try {
        refreshPool(virtPool);
    } catch (LibvirtException e) {
        return false;
    }
    return true;
}

Example 79 with LibvirtException

use of org.libvirt.LibvirtException in project cloudstack by apache.

the class LibvirtStorageAdaptor method createStoragePool.

@Override
public KVMStoragePool createStoragePool(String name, String host, int port, String path, String userInfo, StoragePoolType type) {
    s_logger.info("Attempting to create storage pool " + name + " (" + type.toString() + ") in libvirt");
    StoragePool sp = null;
    Connect conn = null;
    try {
        conn = LibvirtConnection.getConnection();
    } catch (LibvirtException e) {
        throw new CloudRuntimeException(e.toString());
    }
    try {
        sp = conn.storagePoolLookupByUUIDString(name);
        if (sp != null && sp.isActive() == 0) {
            sp.undefine();
            sp = null;
            s_logger.info("Found existing defined storage pool " + name + ". It wasn't running, so we undefined it.");
        }
        if (sp != null) {
            s_logger.info("Found existing defined storage pool " + name + ", using it.");
        }
    } catch (LibvirtException e) {
        sp = null;
        s_logger.warn("Storage pool " + name + " was not found running in libvirt. Need to create it.");
    }
    // existing paths
    if (path.endsWith("/")) {
        path = path.substring(0, path.length() - 1);
    }
    if (sp == null) {
        // see if any existing pool by another name is using our storage path.
        // if anyone is, undefine the pool so we can define it as requested.
        // This should be safe since a pool in use can't be removed, and no
        // volumes are affected by unregistering the pool with libvirt.
        s_logger.info("Didn't find an existing storage pool " + name + " by UUID, checking for pools with duplicate paths");
        try {
            String[] poolnames = conn.listStoragePools();
            for (String poolname : poolnames) {
                s_logger.debug("Checking path of existing pool " + poolname + " against pool we want to create");
                StoragePool p = conn.storagePoolLookupByName(poolname);
                LibvirtStoragePoolDef pdef = getStoragePoolDef(conn, p);
                String targetPath = pdef.getTargetPath();
                if (targetPath != null && targetPath.equals(path)) {
                    s_logger.debug("Storage pool utilizing path '" + path + "' already exists as pool " + poolname + ", undefining so we can re-define with correct name " + name);
                    if (p.isPersistent() == 1) {
                        p.destroy();
                        p.undefine();
                    } else {
                        p.destroy();
                    }
                }
            }
        } catch (LibvirtException e) {
            s_logger.error("Failure in attempting to see if an existing storage pool might be using the path of the pool to be created:" + e);
        }
        s_logger.debug("Attempting to create storage pool " + name);
        if (type == StoragePoolType.NetworkFilesystem) {
            try {
                sp = createNetfsStoragePool(PoolType.NETFS, conn, name, host, path);
            } catch (LibvirtException e) {
                s_logger.error("Failed to create netfs mount: " + host + ":" + path, e);
                s_logger.error(e.getStackTrace());
                throw new CloudRuntimeException(e.toString());
            }
        } else if (type == StoragePoolType.Gluster) {
            try {
                sp = createNetfsStoragePool(PoolType.GLUSTERFS, conn, name, host, path);
            } catch (LibvirtException e) {
                s_logger.error("Failed to create glusterfs mount: " + host + ":" + path, e);
                s_logger.error(e.getStackTrace());
                throw new CloudRuntimeException(e.toString());
            }
        } else if (type == StoragePoolType.SharedMountPoint || type == StoragePoolType.Filesystem) {
            sp = createSharedStoragePool(conn, name, host, path);
        } else if (type == StoragePoolType.RBD) {
            sp = createRBDStoragePool(conn, name, host, port, userInfo, path);
        } else if (type == StoragePoolType.CLVM) {
            sp = createCLVMStoragePool(conn, name, host, path);
        }
    }
    if (sp == null) {
        throw new CloudRuntimeException("Failed to create storage pool: " + name);
    }
    try {
        if (sp.isActive() == 0) {
            s_logger.debug("Attempting to activate pool " + name);
            sp.create(0);
        }
        return getStoragePool(name);
    } catch (LibvirtException e) {
        String error = e.toString();
        if (error.contains("Storage source conflict")) {
            throw new CloudRuntimeException("A pool matching this location already exists in libvirt, " + " but has a different UUID/Name. Cannot create new pool without first " + " removing it. Check for inactive pools via 'virsh pool-list --all'. " + error);
        } else {
            throw new CloudRuntimeException(error);
        }
    }
}

Example 80 with LibvirtException

use of org.libvirt.LibvirtException in project cloudstack by apache.

the class LibvirtStorageAdaptor method createSharedStoragePool.

private StoragePool createSharedStoragePool(Connect conn, String uuid, String host, String path) {
    String mountPoint = path;
    if (!_storageLayer.exists(mountPoint)) {
        s_logger.error(mountPoint + " does not exists. Check local.storage.path in agent.properties.");
        return null;
    }
    LibvirtStoragePoolDef spd = new LibvirtStoragePoolDef(PoolType.DIR, uuid, uuid, host, path, path);
    StoragePool sp = null;
    try {
        s_logger.debug(spd.toString());
        sp = conn.storagePoolCreateXML(spd.toString(), 0);
        return sp;
    } catch (LibvirtException e) {
        s_logger.error(e.toString());
        if (sp != null) {
            try {
                if (sp.isPersistent() == 1) {
                    sp.destroy();
                    sp.undefine();
                } else {
                    sp.destroy();
                }
                sp.free();
            } catch (LibvirtException l) {
                s_logger.debug("Failed to define shared mount point storage pool with: " + l.toString());
            }
        }
        return null;
    }
}