/** {@inheritDoc} */
@Override
public final Map<UUID, GridNodeMetrics> metrics(Collection<UUID> nodeIds)
throws GridSpiException {
assert !F.isEmpty(nodeIds);
long now = U.currentTimeMillis();
Collection<UUID> expired = new LinkedList<>();
for (UUID id : nodeIds) {
GridNodeMetrics nodeMetrics = metricsMap.get(id);
Long ts = tsMap.get(id);
if (nodeMetrics == null || ts == null || ts < now - metricsExpireTime) expired.add(id);
}
if (!expired.isEmpty()) {
Map<UUID, GridNodeMetrics> refreshed = metrics0(expired);
for (UUID id : refreshed.keySet()) tsMap.put(id, now);
metricsMap.putAll(refreshed);
}
return F.view(metricsMap, F.contains(nodeIds));
}
/** {@inheritDoc} */
@Override
protected Collection<? extends GridComputeJob> split(int gridSize, Object arg)
throws GridException {
Collection<GridComputeJobAdapter> jobs = new ArrayList<>(gridSize);
this.gridSize = gridSize;
final String locNodeId = grid.localNode().id().toString();
for (int i = 0; i < gridSize; i++) {
jobs.add(
new GridComputeJobAdapter() {
@SuppressWarnings("OverlyStrongTypeCast")
@Override
public Object execute() {
try {
Thread.sleep(1000);
} catch (InterruptedException ignored) {
Thread.currentThread().interrupt();
}
return new GridBiTuple<>(locNodeId, 1);
}
});
}
return jobs;
}
/** @throws Exception If failed. */
public void testClientAffinity() throws Exception {
GridClientData partitioned = client.data(PARTITIONED_CACHE_NAME);
Collection<Object> keys = new ArrayList<>();
keys.addAll(Arrays.asList(Boolean.TRUE, Boolean.FALSE, 1, Integer.MAX_VALUE));
Random rnd = new Random();
StringBuilder sb = new StringBuilder();
// Generate some random strings.
for (int i = 0; i < 100; i++) {
sb.setLength(0);
for (int j = 0; j < 255; j++)
// Only printable ASCII symbols for test.
sb.append((char) (rnd.nextInt(0x7f - 0x20) + 0x20));
keys.add(sb.toString());
}
// Generate some more keys to achieve better coverage.
for (int i = 0; i < 100; i++) keys.add(UUID.randomUUID());
for (Object key : keys) {
UUID nodeId = grid(0).mapKeyToNode(PARTITIONED_CACHE_NAME, key).id();
UUID clientNodeId = partitioned.affinity(key);
assertEquals(
"Invalid affinity mapping for REST response for key: " + key, nodeId, clientNodeId);
}
}
/** @throws Exception If failed. */
public void testProjectionRun() throws Exception {
GridClientCompute dflt = client.compute();
Collection<? extends GridClientNode> nodes = dflt.nodes();
assertEquals(NODES_CNT, nodes.size());
for (int i = 0; i < NODES_CNT; i++) {
Grid g = grid(i);
assert g != null;
GridClientNode clientNode = dflt.node(g.localNode().id());
assertNotNull("Client node for " + g.localNode().id() + " was not found", clientNode);
GridClientCompute prj = dflt.projection(clientNode);
String res = prj.execute(TestTask.class.getName(), null);
assertNotNull(res);
assertEquals(g.localNode().id().toString(), res);
}
}
/** @param node Node to remove. */
public void removeMappedNode(GridNode node) {
if (mappedDhtNodes.contains(node))
mappedDhtNodes = new ArrayList<>(F.view(mappedDhtNodes, F.notEqualTo(node)));
if (mappedNearNodes != null && mappedNearNodes.contains(node))
mappedNearNodes = new ArrayList<>(F.view(mappedNearNodes, F.notEqualTo(node)));
}
/** @throws Exception If failed. */
public void testCreateFileColocated() throws Exception {
GridGgfsPath path = new GridGgfsPath("/colocated");
UUID uuid = UUID.randomUUID();
GridUuid affKey;
long idx = 0;
while (true) {
affKey = new GridUuid(uuid, idx);
if (grid(0).mapKeyToNode(DATA_CACHE_NAME, affKey).id().equals(grid(0).localNode().id()))
break;
idx++;
}
try (GridGgfsOutputStream out = fs.create(path, 1024, true, affKey, 0, 1024, null)) {
// Write 5M, should be enough to test distribution.
for (int i = 0; i < 15; i++) out.write(new byte[1024 * 1024]);
}
GridGgfsFile info = fs.info(path);
Collection<GridGgfsBlockLocation> affNodes = fs.affinity(path, 0, info.length());
assertEquals(1, affNodes.size());
Collection<UUID> nodeIds = F.first(affNodes).nodeIds();
assertEquals(1, nodeIds.size());
assertEquals(grid(0).localNode().id(), F.first(nodeIds));
}
/** {@inheritDoc} */
@SuppressWarnings("TypeMayBeWeakened")
@Nullable
private Collection<Object> unmarshalFieldsCollection(
@Nullable Collection<byte[]> byteCol, GridCacheContext<K, V> ctx, ClassLoader ldr)
throws GridException {
assert ctx != null;
assert ldr != null;
Collection<Object> col = unmarshalCollection(byteCol, ctx, ldr);
Collection<Object> col0 = null;
if (col != null) {
col0 = new ArrayList<>(col.size());
for (Object o : col) {
List<Object> list = (List<Object>) o;
List<Object> list0 = new ArrayList<>(list.size());
for (Object obj : list)
list0.add(obj != null ? ctx.marshaller().unmarshal((byte[]) obj, ldr) : null);
col0.add(list0);
}
}
return col0;
}
/**
* @param part Partition.
* @param topVer Topology version.
* @return Primary node for given key.
*/
@Nullable
public GridNode primary(int part, long topVer) {
Collection<GridNode> nodes = nodes(part, topVer);
if (nodes.isEmpty()) return null;
return nodes.iterator().next();
}
/** {@inheritDoc} */
@Override
protected Collection<? extends GridComputeJob> split(int gridSize, String arg)
throws GridException {
Collection<GridComputeJobAdapter> jobs = new ArrayList<>(jobCnt);
for (int i = 0; i < jobCnt; i++) jobs.add(new TestJob());
return jobs;
}
/**
* Add information about key and version to request.
*
* <p>Other version has to be provided if suspect lock is DHT local.
*
* @param key Key.
* @param cand Candidate.
*/
@SuppressWarnings({"MismatchedQueryAndUpdateOfCollection"})
void addCandidate(K key, GridCacheDgcLockCandidate cand) {
Collection<GridCacheDgcLockCandidate> col =
F.addIfAbsent(map, key, new ArrayList<GridCacheDgcLockCandidate>());
assert col != null;
col.add(cand);
}
/**
* @param part Partition.
* @param topVer Topology version.
* @return Backup nodes.
*/
public Collection<GridNode> backups(int part, long topVer) {
Collection<GridNode> nodes = nodes(part, topVer);
assert !F.isEmpty(nodes);
if (nodes.size() <= 1) return Collections.emptyList();
return F.view(nodes, F.notEqualTo(nodes.iterator().next()));
}
/** {@inheritDoc} */
@Override
protected Collection<? extends GridComputeJob> split(int gridSize, Object arg)
throws GridException {
if (log.isInfoEnabled())
log.info("Splitting job [job=" + this + ", gridSize=" + gridSize + ", arg=" + arg + ']');
Collection<GridComputeJob> jobs = new ArrayList<>(SPLIT_COUNT);
for (int i = 1; i <= SPLIT_COUNT; i++) jobs.add(new GridCancelTestJob(i));
return jobs;
}
/** @throws Exception If failed. */
public void testTopologyListener() throws Exception {
final Collection<UUID> added = new ArrayList<>(1);
final Collection<UUID> rmvd = new ArrayList<>(1);
final CountDownLatch addedLatch = new CountDownLatch(1);
final CountDownLatch rmvLatch = new CountDownLatch(1);
assertEquals(NODES_CNT, client.compute().refreshTopology(false, false).size());
GridClientTopologyListener lsnr =
new GridClientTopologyListener() {
@Override
public void onNodeAdded(GridClientNode node) {
added.add(node.nodeId());
addedLatch.countDown();
}
@Override
public void onNodeRemoved(GridClientNode node) {
rmvd.add(node.nodeId());
rmvLatch.countDown();
}
};
client.addTopologyListener(lsnr);
try {
Grid g = startGrid(NODES_CNT + 1);
UUID id = g.localNode().id();
assertTrue(addedLatch.await(2 * TOP_REFRESH_FREQ, MILLISECONDS));
assertEquals(1, added.size());
assertEquals(id, F.first(added));
stopGrid(NODES_CNT + 1);
assertTrue(rmvLatch.await(2 * TOP_REFRESH_FREQ, MILLISECONDS));
assertEquals(1, rmvd.size());
assertEquals(id, F.first(rmvd));
} finally {
client.removeTopologyListener(lsnr);
stopGrid(NODES_CNT + 1);
}
}
/**
* @param rmtReducer Optional reducer.
* @param rmtTransform Optional transformer.
* @param args Arguments.
* @return Future.
*/
@SuppressWarnings("IfMayBeConditional")
private <R> GridCacheQueryFuture<R> execute(
@Nullable GridReducer<T, R> rmtReducer,
@Nullable GridClosure<T, R> rmtTransform,
@Nullable Object... args) {
Collection<GridNode> nodes = nodes();
cctx.checkSecurity(GridSecurityPermission.CACHE_READ);
if (F.isEmpty(nodes))
return new GridCacheQueryErrorFuture<>(
cctx.kernalContext(),
new GridEmptyProjectionException("There are no data nodes for cache: " + cctx.namexx()));
if (log.isDebugEnabled())
log.debug("Executing query [query=" + this + ", nodes=" + nodes + ']');
if (cctx.deploymentEnabled()) {
try {
cctx.deploy().registerClasses(filter, rmtReducer, rmtTransform);
cctx.deploy().registerClasses(args);
} catch (GridException e) {
return new GridCacheQueryErrorFuture<>(cctx.kernalContext(), e);
}
}
if (subjId == null) subjId = cctx.localNodeId();
taskHash = cctx.kernalContext().job().currentTaskNameHash();
GridCacheQueryBean bean =
new GridCacheQueryBean(
this,
(GridReducer<Object, Object>) rmtReducer,
(GridClosure<Object, Object>) rmtTransform,
args);
GridCacheQueryManager qryMgr = cctx.queries();
boolean loc = nodes.size() == 1 && F.first(nodes).id().equals(cctx.localNodeId());
if (type == SQL_FIELDS)
return (GridCacheQueryFuture<R>)
(loc ? qryMgr.queryFieldsLocal(bean) : qryMgr.queryFieldsDistributed(bean, nodes));
else
return (GridCacheQueryFuture<R>)
(loc ? qryMgr.queryLocal(bean) : qryMgr.queryDistributed(bean, nodes));
}
/** {@inheritDoc} */
@SuppressWarnings("TypeMayBeWeakened")
@Nullable
private Collection<byte[]> marshalFieldsCollection(
@Nullable Collection<Object> col, GridCacheContext<K, V> ctx) throws GridException {
assert ctx != null;
if (col == null) return null;
Collection<List<Object>> col0 = new ArrayList<>(col.size());
for (Object o : col) {
List<GridIndexingEntity<?>> list = (List<GridIndexingEntity<?>>) o;
List<Object> list0 = new ArrayList<>(list.size());
for (GridIndexingEntity<?> ent : list) {
if (ent.bytes() != null) list0.add(ent.bytes());
else {
if (ctx.deploymentEnabled()) prepareObject(ent.value(), ctx);
list0.add(CU.marshal(ctx, ent.value()));
}
}
col0.add(list0);
}
return marshalCollection(col0, ctx);
}
/** {@inheritDoc} */
@Override
public void start0() throws GridException {
aff =
new GridAffinityAssignmentCache(
cctx,
cctx.namex(),
cctx.config().getAffinity(),
cctx.config().getAffinityMapper(),
cctx.config().getBackups());
// Generate internal keys for partitions.
int partCnt = partitions();
partAffKeys = new GridPartitionLockKey[partCnt];
Collection<Integer> found = new HashSet<>();
long affKey = 0;
while (true) {
GridPartitionLockKey key = new GridPartitionLockKey(affKey);
int part = aff.partition(key);
if (found.add(part)) {
// This is a key for not yet calculated partition.
key.partitionId(part);
partAffKeys[part] = key;
if (found.size() == partCnt) break;
}
affKey++;
if (affKey > partCnt * MAX_PARTITION_KEY_ATTEMPT_RATIO)
throw new IllegalStateException(
"Failed to calculate partition affinity keys for given affinity "
+ "function [attemptCnt="
+ affKey
+ ", found="
+ found
+ ", cacheName="
+ cctx.name()
+ ']');
}
}
/**
* @param in Object input.
* @return Read collection.
* @throws IOException If failed.
* @throws ClassNotFoundException If failed.
*/
private Collection<Object> readFieldsCollection(ObjectInput in)
throws IOException, ClassNotFoundException {
assert fields;
int size = in.readInt();
if (size == -1) return null;
Collection<Object> res = new ArrayList<>(size);
for (int i = 0; i < size; i++) {
int size0 = in.readInt();
Collection<Object> col = new ArrayList<>(size0);
for (int j = 0; j < size0; j++) col.add(in.readObject());
assert col.size() == size0;
res.add(col);
}
assert res.size() == size;
return res;
}
/** @throws Exception If failed. */
public void testAffinityExecute() throws Exception {
GridClientCompute dflt = client.compute();
GridClientData data = client.data(PARTITIONED_CACHE_NAME);
Collection<? extends GridClientNode> nodes = dflt.nodes();
assertEquals(NODES_CNT, nodes.size());
for (int i = 0; i < NODES_CNT; i++) {
Grid g = grid(i);
assert g != null;
int affinityKey = -1;
for (int key = 0; key < 10000; key++) {
if (g.localNode().id().equals(data.affinity(key))) {
affinityKey = key;
break;
}
}
if (affinityKey == -1)
throw new Exception("Unable to found key for which node is primary: " + g.localNode().id());
GridClientNode clientNode = dflt.node(g.localNode().id());
assertNotNull("Client node for " + g.localNode().id() + " was not found", clientNode);
String res =
dflt.affinityExecute(TestTask.class.getName(), PARTITIONED_CACHE_NAME, affinityKey, null);
assertNotNull(res);
assertEquals(g.localNode().id().toString(), res);
}
}
/**
* @param cctx Registry.
* @param keys Keys to lock.
* @param tx Transaction.
* @param read Read flag.
* @param retval Flag to return value or not.
* @param timeout Lock acquisition timeout.
* @param filter Filter.
*/
public GridNearLockFuture(
GridCacheContext<K, V> cctx,
Collection<? extends K> keys,
@Nullable GridNearTxLocal<K, V> tx,
boolean read,
boolean retval,
long timeout,
GridPredicate<GridCacheEntry<K, V>>[] filter) {
super(cctx.kernalContext(), CU.boolReducer());
assert cctx != null;
assert keys != null;
this.cctx = cctx;
this.keys = keys;
this.tx = tx;
this.read = read;
this.retval = retval;
this.timeout = timeout;
this.filter = filter;
threadId = tx == null ? Thread.currentThread().getId() : tx.threadId();
lockVer = tx != null ? tx.xidVersion() : cctx.versions().next();
futId = GridUuid.randomUuid();
entries = new ArrayList<>(keys.size());
log = U.logger(ctx, logRef, GridNearLockFuture.class);
if (timeout > 0) {
timeoutObj = new LockTimeoutObject();
cctx.time().addTimeoutObject(timeoutObj);
}
valMap = new ConcurrentHashMap8<>(keys.size(), 1f);
}
/** {@inheritDoc} */
@Override
public GridFuture<?> addData(Collection<? extends Map.Entry<K, V>> entries) {
A.notEmpty(entries, "entries");
enterBusy();
try {
GridFutureAdapter<Object> resFut = new GridFutureAdapter<>(ctx);
activeFuts.add(resFut);
resFut.listenAsync(rmvActiveFut);
Collection<K> keys = new GridConcurrentHashSet<>(entries.size(), 1.0f, 16);
for (Map.Entry<K, V> entry : entries) keys.add(entry.getKey());
load0(entries, resFut, keys, 0);
return resFut;
} finally {
leaveBusy();
}
}
/**
* @param out Object output.
* @throws IOException If failed.
*/
@SuppressWarnings("TypeMayBeWeakened")
private void writeFieldsCollection(ObjectOutput out) throws IOException {
assert fields;
out.writeInt(data != null ? data.size() : -1);
if (data == null) return;
for (Object o : data) {
List<GridIndexingEntity<?>> list = (List<GridIndexingEntity<?>>) o;
out.writeInt(list.size());
for (GridIndexingEntity<?> idxEnt : list) {
try {
out.writeObject(idxEnt.value());
} catch (GridSpiException e) {
throw new IOException("Failed to write indexing entity: " + idxEnt, e);
}
}
}
}
/** {@inheritDoc} */
@Override
public Class<?> deployClass() {
if (cls == null) {
Class<?> cls0 = null;
if (depCls != null) cls0 = depCls;
else {
for (Iterator<Object> it = objs.iterator();
(cls0 == null || U.isJdk(cls0)) && it.hasNext(); ) {
Object o = it.next();
if (o != null) cls0 = U.detectClass(o);
}
if (cls0 == null || U.isJdk(cls0)) cls0 = GridDataLoaderImpl.class;
}
assert cls0 != null : "Failed to detect deploy class [objs=" + objs + ']';
cls = cls0;
}
return cls;
}
/** {@inheritDoc} */
@SuppressWarnings("all")
@Override
public boolean readFrom(ByteBuffer buf) {
commState.setBuffer(buf);
if (!super.readFrom(buf)) return false;
switch (commState.idx) {
case 2:
if (commState.readSize == -1) {
if (buf.remaining() < 4) return false;
commState.readSize = commState.getInt();
}
if (commState.readSize >= 0) {
if (dataBytes == null) dataBytes = new ArrayList<>(commState.readSize);
for (int i = commState.readItems; i < commState.readSize; i++) {
byte[] _val = commState.getByteArray();
if (_val == BYTE_ARR_NOT_READ) return false;
dataBytes.add((byte[]) _val);
commState.readItems++;
}
}
commState.readSize = -1;
commState.readItems = 0;
commState.idx++;
case 3:
byte[] errBytes0 = commState.getByteArray();
if (errBytes0 == BYTE_ARR_NOT_READ) return false;
errBytes = errBytes0;
commState.idx++;
case 4:
if (buf.remaining() < 1) return false;
fields = commState.getBoolean();
commState.idx++;
case 5:
if (buf.remaining() < 1) return false;
finished = commState.getBoolean();
commState.idx++;
case 6:
if (commState.readSize == -1) {
if (buf.remaining() < 4) return false;
commState.readSize = commState.getInt();
}
if (commState.readSize >= 0) {
if (metaDataBytes == null) metaDataBytes = new ArrayList<>(commState.readSize);
for (int i = commState.readItems; i < commState.readSize; i++) {
byte[] _val = commState.getByteArray();
if (_val == BYTE_ARR_NOT_READ) return false;
metaDataBytes.add((byte[]) _val);
commState.readItems++;
}
}
commState.readSize = -1;
commState.readItems = 0;
commState.idx++;
case 7:
commState.idx++;
case 8:
if (buf.remaining() < 8) return false;
reqId = commState.getLong();
commState.idx++;
}
return true;
}
/** {@inheritDoc} */
@SuppressWarnings("all")
@Override
public boolean writeTo(ByteBuffer buf) {
commState.setBuffer(buf);
if (!super.writeTo(buf)) return false;
if (!commState.typeWritten) {
if (!commState.putByte(directType())) return false;
commState.typeWritten = true;
}
switch (commState.idx) {
case 2:
if (dataBytes != null) {
if (commState.it == null) {
if (!commState.putInt(dataBytes.size())) return false;
commState.it = dataBytes.iterator();
}
while (commState.it.hasNext() || commState.cur != NULL) {
if (commState.cur == NULL) commState.cur = commState.it.next();
if (!commState.putByteArray((byte[]) commState.cur)) return false;
commState.cur = NULL;
}
commState.it = null;
} else {
if (!commState.putInt(-1)) return false;
}
commState.idx++;
case 3:
if (!commState.putByteArray(errBytes)) return false;
commState.idx++;
case 4:
if (!commState.putBoolean(fields)) return false;
commState.idx++;
case 5:
if (!commState.putBoolean(finished)) return false;
commState.idx++;
case 6:
if (metaDataBytes != null) {
if (commState.it == null) {
if (!commState.putInt(metaDataBytes.size())) return false;
commState.it = metaDataBytes.iterator();
}
while (commState.it.hasNext() || commState.cur != NULL) {
if (commState.cur == NULL) commState.cur = commState.it.next();
if (!commState.putByteArray((byte[]) commState.cur)) return false;
commState.cur = NULL;
}
commState.it = null;
} else {
if (!commState.putInt(-1)) return false;
}
commState.idx++;
case 7:
commState.idx++;
case 8:
if (!commState.putLong(reqId)) return false;
commState.idx++;
}
return true;
}
/**
* Maps keys to nodes. Note that we can not simply group keys by nodes and send lock request as
* such approach does not preserve order of lock acquisition. Instead, keys are split in
* continuous groups belonging to one primary node and locks for these groups are acquired
* sequentially.
*
* @param keys Keys.
*/
private void map(Iterable<? extends K> keys) {
try {
GridDiscoveryTopologySnapshot snapshot = topSnapshot.get();
assert snapshot != null;
long topVer = snapshot.topologyVersion();
assert topVer > 0;
if (CU.affinityNodes(cctx, topVer).isEmpty()) {
onDone(
new GridTopologyException(
"Failed to map keys for near-only cache (all "
+ "partition nodes left the grid)."));
return;
}
ConcurrentLinkedDeque8<GridNearLockMapping<K, V>> mappings = new ConcurrentLinkedDeque8<>();
// Assign keys to primary nodes.
GridNearLockMapping<K, V> map = null;
for (K key : keys) {
GridNearLockMapping<K, V> updated = map(key, map, topVer);
// If new mapping was created, add to collection.
if (updated != map) mappings.add(updated);
map = updated;
}
if (isDone()) {
if (log.isDebugEnabled()) log.debug("Abandoning (re)map because future is done: " + this);
return;
}
if (log.isDebugEnabled())
log.debug("Starting (re)map for mappings [mappings=" + mappings + ", fut=" + this + ']');
// Create mini futures.
for (Iterator<GridNearLockMapping<K, V>> iter = mappings.iterator(); iter.hasNext(); ) {
GridNearLockMapping<K, V> mapping = iter.next();
GridNode node = mapping.node();
Collection<K> mappedKeys = mapping.mappedKeys();
assert !mappedKeys.isEmpty();
GridNearLockRequest<K, V> req = null;
Collection<K> distributedKeys = new ArrayList<>(mappedKeys.size());
boolean explicit = false;
for (K key : mappedKeys) {
while (true) {
GridNearCacheEntry<K, V> entry = null;
try {
entry = cctx.near().entryExx(key, topVer);
if (!cctx.isAll(entry.wrap(false), filter)) {
if (log.isDebugEnabled())
log.debug("Entry being locked did not pass filter (will not lock): " + entry);
onComplete(false, false);
return;
}
// Removed exception may be thrown here.
GridCacheMvccCandidate<K> cand = addEntry(topVer, entry, node.id());
if (isDone()) {
if (log.isDebugEnabled())
log.debug(
"Abandoning (re)map because future is done after addEntry attempt "
+ "[fut="
+ this
+ ", entry="
+ entry
+ ']');
return;
}
if (cand != null) {
if (tx == null && !cand.reentry())
cctx.mvcc().addExplicitLock(threadId, cand, snapshot);
GridTuple3<GridCacheVersion, V, byte[]> val = entry.versionedValue();
if (val == null) {
GridDhtCacheEntry<K, V> dhtEntry = dht().peekExx(key);
try {
if (dhtEntry != null) val = dhtEntry.versionedValue(topVer);
} catch (GridCacheEntryRemovedException ignored) {
assert dhtEntry.obsolete()
: " Got removed exception for non-obsolete entry: " + dhtEntry;
if (log.isDebugEnabled())
log.debug(
"Got removed exception for DHT entry in map (will ignore): " + dhtEntry);
}
}
GridCacheVersion dhtVer = null;
if (val != null) {
dhtVer = val.get1();
valMap.put(key, val);
}
if (!cand.reentry()) {
if (req == null) {
req =
new GridNearLockRequest<>(
topVer,
cctx.nodeId(),
threadId,
futId,
lockVer,
inTx(),
implicitTx(),
implicitSingleTx(),
read,
isolation(),
isInvalidate(),
timeout,
syncCommit(),
syncRollback(),
mappedKeys.size(),
inTx() ? tx.size() : mappedKeys.size(),
inTx() ? tx.groupLockKey() : null,
inTx() && tx.partitionLock(),
inTx() ? tx.subjectId() : null);
mapping.request(req);
}
distributedKeys.add(key);
GridCacheTxEntry<K, V> writeEntry = tx != null ? tx.writeMap().get(key) : null;
if (tx != null) tx.addKeyMapping(key, mapping.node());
req.addKeyBytes(
key,
node.isLocal() ? null : entry.getOrMarshalKeyBytes(),
retval && dhtVer == null,
dhtVer, // Include DHT version to match remote DHT entry.
writeEntry,
inTx() ? tx.entry(key).drVersion() : null,
cctx);
// Clear transfer required flag since we are sending message.
if (writeEntry != null) writeEntry.transferRequired(false);
}
if (cand.reentry())
explicit = tx != null && !entry.hasLockCandidate(tx.xidVersion());
} else
// Ignore reentries within transactions.
explicit = tx != null && !entry.hasLockCandidate(tx.xidVersion());
if (explicit) tx.addKeyMapping(key, mapping.node());
break;
} catch (GridCacheEntryRemovedException ignored) {
assert entry.obsolete() : "Got removed exception on non-obsolete entry: " + entry;
if (log.isDebugEnabled())
log.debug("Got removed entry in lockAsync(..) method (will retry): " + entry);
}
}
// Mark mapping explicit lock flag.
if (explicit) {
boolean marked = tx != null && tx.markExplicit(node.id());
assert tx == null || marked;
}
}
if (!distributedKeys.isEmpty()) mapping.distributedKeys(distributedKeys);
else {
assert mapping.request() == null;
iter.remove();
}
}
cctx.mvcc().recheckPendingLocks();
proceedMapping(mappings);
} catch (GridException ex) {
onError(ex);
}
}
/**
* Test file creation.
*
* @param path Path to file to store.
* @param size Size of file to store.
* @param salt Salt for file content generation.
* @throws Exception In case of any exception.
*/
private void testCreateFile(final GridGgfsPath path, final long size, final int salt)
throws Exception {
info("Create file [path=" + path + ", size=" + size + ", salt=" + salt + ']');
final AtomicInteger cnt = new AtomicInteger(0);
final Collection<GridGgfsPath> cleanUp = new ConcurrentLinkedQueue<>();
long time =
runMultiThreaded(
new Callable<Object>() {
@Override
public Object call() throws Exception {
int id = cnt.incrementAndGet();
GridGgfsPath f = new GridGgfsPath(path.parent(), "asdf" + (id > 1 ? "-" + id : ""));
try (GridGgfsOutputStream out = fs.create(f, 0, true, null, 0, 1024, null)) {
assertNotNull(out);
cleanUp.add(f); // Add all created into cleanup list.
U.copy(new GridGgfsTestInputStream(size, salt), out);
}
return null;
}
},
WRITING_THREADS_CNT,
"perform-multi-thread-writing");
if (time > 0) {
double rate = size * 1000. / time / 1024 / 1024;
info(
String.format(
"Write file [path=%s, size=%d kB, rate=%2.1f MB/s]",
path, WRITING_THREADS_CNT * size / 1024, WRITING_THREADS_CNT * rate));
}
info("Read and validate saved file: " + path);
final InputStream expIn = new GridGgfsTestInputStream(size, salt);
final GridGgfsInputStream actIn = fs.open(path, CFG_BLOCK_SIZE * READING_THREADS_CNT * 11 / 10);
// Validate continuous reading of whole file.
assertEqualStreams(expIn, actIn, size, null);
// Validate random seek and reading.
final Random rnd = new Random();
runMultiThreaded(
new Callable<Object>() {
@Override
public Object call() throws Exception {
long skip = Math.abs(rnd.nextLong() % (size + 1));
long range = Math.min(size - skip, rnd.nextInt(CFG_BLOCK_SIZE * 400));
assertEqualStreams(new GridGgfsTestInputStream(size, salt), actIn, range, skip);
return null;
}
},
READING_THREADS_CNT,
"validate-multi-thread-reading");
expIn.close();
actIn.close();
info("Get stored file info: " + path);
GridGgfsFile desc = fs.info(path);
info("Validate stored file info: " + desc);
assertNotNull(desc);
if (log.isDebugEnabled()) log.debug("File descriptor: " + desc);
Collection<GridGgfsBlockLocation> aff = fs.affinity(path, 0, desc.length());
assertFalse("Affinity: " + aff, desc.length() != 0 && aff.isEmpty());
int blockSize = desc.blockSize();
assertEquals("File size", size, desc.length());
assertEquals("Binary block size", CFG_BLOCK_SIZE, blockSize);
// assertEquals("Permission", "rwxr-xr-x", desc.getPermission().toString());
// assertEquals("Permission sticky bit marks this is file", false,
// desc.getPermission().getStickyBit());
assertEquals("Type", true, desc.isFile());
assertEquals("Type", false, desc.isDirectory());
info("Cleanup files: " + cleanUp);
for (GridGgfsPath f : cleanUp) {
fs.delete(f, true);
assertNull(fs.info(f));
}
}
/** @throws Exception If failed. */
public void testEmptyProjections() throws Exception {
final GridClientCompute dflt = client.compute();
Collection<? extends GridClientNode> nodes = dflt.nodes();
assertEquals(NODES_CNT, nodes.size());
Iterator<? extends GridClientNode> iter = nodes.iterator();
final GridClientCompute singleNodePrj = dflt.projection(Collections.singletonList(iter.next()));
final GridClientNode second = iter.next();
final GridClientPredicate<GridClientNode> noneFilter =
new GridClientPredicate<GridClientNode>() {
@Override
public boolean apply(GridClientNode node) {
return false;
}
};
final GridClientPredicate<GridClientNode> targetFilter =
new GridClientPredicate<GridClientNode>() {
@Override
public boolean apply(GridClientNode node) {
return node.nodeId().equals(second.nodeId());
}
};
GridTestUtils.assertThrows(
log(),
new Callable<Object>() {
@Override
public Object call() throws Exception {
return dflt.projection(noneFilter).log(-1, -1);
}
},
GridServerUnreachableException.class,
null);
GridTestUtils.assertThrows(
log(),
new Callable<Object>() {
@Override
public Object call() throws Exception {
return singleNodePrj.projection(second);
}
},
GridClientException.class,
null);
GridTestUtils.assertThrows(
log(),
new Callable<Object>() {
@Override
public Object call() throws Exception {
return singleNodePrj.projection(targetFilter);
}
},
GridClientException.class,
null);
}
/** {@inheritDoc} */
@Override
public void execute(@Nullable GridProjection prj) throws GridException {
if (cb == null)
throw new IllegalStateException("Mandatory local callback is not set for the query: " + this);
if (prj == null) prj = ctx.grid();
prj = prj.forCache(ctx.name());
if (prj.nodes().isEmpty())
throw new GridTopologyException("Failed to execute query (projection is empty): " + this);
GridCacheMode mode = ctx.config().getCacheMode();
if (mode == LOCAL || mode == REPLICATED) {
Collection<GridNode> nodes = prj.nodes();
GridNode node = nodes.contains(ctx.localNode()) ? ctx.localNode() : F.rand(nodes);
assert node != null;
if (nodes.size() > 1 && !ctx.cache().isDrSystemCache()) {
if (node.id().equals(ctx.localNodeId()))
U.warn(
log,
"Continuous query for "
+ mode
+ " cache can be run only on local node. "
+ "Will execute query locally: "
+ this);
else
U.warn(
log,
"Continuous query for "
+ mode
+ " cache can be run only on single node. "
+ "Will execute query on remote node [qry="
+ this
+ ", node="
+ node
+ ']');
}
prj = prj.forNode(node);
}
closeLock.lock();
try {
if (routineId != null)
throw new IllegalStateException("Continuous query can't be executed twice.");
guard.block();
GridContinuousHandler hnd =
new GridCacheContinuousQueryHandler<>(ctx.name(), topic, cb, filter, prjPred);
routineId =
ctx.kernalContext()
.continuous()
.startRoutine(hnd, bufSize, timeInterval, autoUnsubscribe, prj.predicate())
.get();
} finally {
closeLock.unlock();
}
}
/**
* Creates node predicate that evaluates to {@code true} for all provided node IDs. Implementation
* will make a defensive copy.
*
* @param ids Optional node IDs. If none provided - predicate will always return {@code false}.
*/
public GridNodePredicate(@Nullable Collection<UUID> ids) {
this.ids =
F.isEmpty(ids)
? Collections.<UUID>emptySet()
: ids.size() == 1 ? Collections.singleton(F.first(ids)) : new HashSet<>(ids);
}
