Examples with StickyRecord org.dcache.pool.repository.StickyRecord used on opensource projects

Example 16 with StickyRecord

use of org.dcache.pool.repository.StickyRecord in project dcache by dCache.

the class RepositorySubsystemTest method setUp.

@Before
public void setUp() throws Throwable {
    id1 = new PnfsId("000000000001");
    id2 = new PnfsId("000000000002");
    id3 = new PnfsId("000000000003");
    id4 = new PnfsId("000000000004");
    id5 = new PnfsId("000000000005");
    info1 = new GenericStorageInfo();
    info2 = new GenericStorageInfo();
    info3 = new GenericStorageInfo();
    info4 = new GenericStorageInfo();
    info5 = new GenericStorageInfo();
    attributes1 = createFileAttributes(id1, size1, info1);
    attributes2 = createFileAttributes(id2, size2, info2);
    attributes3 = createFileAttributes(id3, size3, info3);
    attributes4 = createFileAttributes(id4, 0, info4);
    attributes5 = createFileAttributes(id5, size5, info5);
    dataRoot = Jimfs.newFileSystem(Configuration.unix()).getPath("/");
    metaRoot = Files.createTempDirectory("dtest");
    dataDir = dataRoot.resolve("data");
    metaDir = metaRoot.resolve("meta");
    Files.createDirectory(dataDir);
    Files.createDirectory(metaDir);
    cell = new CellEndpointHelper(address);
    pnfs = new PnfsHandler(new CellPath("pnfs"), "pool");
    pnfs.setCellEndpoint(cell);
    /* Create test data. Notice that the repository automatically
         * applies a short lived sticky record if we don't request
         * one. That is fine for normal operation, but for testing it
         * is not what we want. So we explicitly specify an expired
         * sticky record to avoid that the automatic sticky record is
         * created.
         */
    initRepository();
    repository.init();
    repository.load();
    createEntry(attributes1, ReplicaState.PRECIOUS, Arrays.asList(new StickyRecord("system", 0)));
    createEntry(attributes2, ReplicaState.CACHED, Arrays.asList(new StickyRecord("system", 0)));
    createEntry(attributes3, ReplicaState.CACHED, Arrays.asList(new StickyRecord("system", -1)));
    repository.shutdown();
    replicaStore.close();
    /* Create repository.
         */
    initRepository();
    sweeper.setAccount(account);
    sweeper.setRepository(repository);
    sweeper.start();
}

Example 17 with StickyRecord

use of org.dcache.pool.repository.StickyRecord in project dcache by dCache.

the class CacheRepositoryEntryImpl method update.

@Override
public synchronized <T> T update(String why, Update<T> update) throws CacheException {
    AtomicReference<T> result = new AtomicReference<>();
    ReplicaState state = _state;
    ImmutableList<StickyRecord> sticky = _sticky;
    try {
        _repository.run(() -> {
            UpdatableRecordImpl record = new UpdatableRecordImpl();
            result.set(update.apply(record));
            record.save();
        });
    } catch (Exception e) {
        _state = state;
        _sticky = sticky;
        if (e instanceof EnvironmentFailureException && !_repository.isValid()) {
            throw new DiskErrorCacheException("Meta data update failed and a pool restart is required: " + e.getMessage(), e);
        }
        Throwables.propagateIfPossible(e, CacheException.class);
        throw new CacheException("Meta data update failed: " + e.getMessage(), e);
    }
    return result.get();
}