/** {@inheritDoc} */
@Override
public void loadCache(GridBiInClosure<K, V> c, @Nullable Object... args) throws GridException {
ExecutorService exec =
new ThreadPoolExecutor(
threadsCnt,
threadsCnt,
0L,
MILLISECONDS,
new ArrayBlockingQueue<Runnable>(batchQueueSize),
new BlockingRejectedExecutionHandler());
Iterator<I> iter = inputIterator(args);
Collection<I> buf = new ArrayList<>(batchSize);
try {
while (iter.hasNext()) {
if (Thread.currentThread().isInterrupted()) {
U.warn(log, "Working thread was interrupted while loading data.");
break;
}
buf.add(iter.next());
if (buf.size() == batchSize) {
exec.submit(new Worker(c, buf, args));
buf = new ArrayList<>(batchSize);
}
}
if (!buf.isEmpty()) exec.submit(new Worker(c, buf, args));
} catch (RejectedExecutionException ignored) {
// Because of custom RejectedExecutionHandler.
assert false : "RejectedExecutionException was thrown while it shouldn't.";
} finally {
exec.shutdown();
try {
exec.awaitTermination(Long.MAX_VALUE, MILLISECONDS);
} catch (InterruptedException ignored) {
U.warn(log, "Working thread was interrupted while waiting for put operations to complete.");
Thread.currentThread().interrupt();
}
}
}
/** {@inheritDoc} */
@SuppressWarnings({"unchecked"})
@Override
public void listenAsync(@Nullable final GridInClosure<? super GridFuture<R>> lsnr) {
if (lsnr != null) {
checkValid();
boolean done;
synchronized (mux) {
done = this.done;
if (!done) lsnrs.add(lsnr);
}
if (done) {
try {
if (syncNotify) notifyListener(lsnr);
else
ctx.closure()
.runLocalSafe(
new GPR() {
@Override
public void run() {
notifyListener(lsnr);
}
},
true);
} catch (IllegalStateException ignore) {
U.warn(
null,
"Future notification will not proceed because grid is stopped: " + ctx.gridName());
}
}
}
}
/**
* Processes cache query response.
*
* @param sndId Sender node id.
* @param res Query response.
*/
@SuppressWarnings("unchecked")
private void processQueryResponse(UUID sndId, GridCacheQueryResponse res) {
if (log.isDebugEnabled()) log.debug("Received query response: " + res);
GridCacheQueryFutureAdapter fut = getQueryFuture(res.requestId());
if (fut != null)
if (res.fields())
((GridCacheDistributedFieldsQueryFuture) fut)
.onPage(
sndId,
res.metadata(),
(Collection<Map<String, Object>>) ((Collection) res.data()),
res.error(),
res.isFinished());
else fut.onPage(sndId, res.data(), res.error(), res.isFinished());
else if (!cancelled.contains(res.requestId()))
U.warn(
log,
"Received response for finished or unknown query [rmtNodeId="
+ sndId
+ ", res="
+ res
+ ']');
}
/** {@inheritDoc} */
@Override
public void rejectedExecution(Runnable r, ThreadPoolExecutor executor) {
try {
if (executor.isShutdown()) throw new RejectedExecutionException();
else executor.getQueue().put(r);
} catch (InterruptedException ignored) {
U.warn(log, "Working thread was interrupted while loading data.");
Thread.currentThread().interrupt();
}
}
private void dumpPendingObjects() {
U.warn(
log,
"Failed to wait for partition release future. Dumping pending objects that might be the cause: "
+ cctx.localNodeId());
U.warn(log, "Pending transactions:");
for (IgniteInternalTx tx : cctx.tm().activeTransactions()) U.warn(log, ">>> " + tx);
U.warn(log, "Pending explicit locks:");
for (GridCacheExplicitLockSpan lockSpan : cctx.mvcc().activeExplicitLocks())
U.warn(log, ">>> " + lockSpan);
U.warn(log, "Pending cache futures:");
for (GridCacheFuture<?> fut : cctx.mvcc().activeFutures()) U.warn(log, ">>> " + fut);
U.warn(log, "Pending atomic cache futures:");
for (GridCacheFuture<?> fut : cctx.mvcc().atomicFutures()) U.warn(log, ">>> " + fut);
}
/**
* Send delete message to all meta cache nodes in the grid.
*
* @param msg Message to send.
*/
private void sendDeleteMessage(IgfsDeleteMessage msg) {
assert msg != null;
Collection<ClusterNode> nodes = meta.metaCacheNodes();
for (ClusterNode node : nodes) {
try {
igfsCtx.send(node, topic, msg, GridIoPolicy.SYSTEM_POOL);
} catch (IgniteCheckedException e) {
U.warn(
log,
"Failed to send IGFS delete message to node [nodeId="
+ node.id()
+ ", msg="
+ msg
+ ", err="
+ e.getMessage()
+ ']');
}
}
}
/**
* Notifies single listener.
*
* @param lsnr Listener.
*/
private void notifyListener(GridInClosure<? super GridFuture<R>> lsnr) {
assert lsnr != null;
try {
lsnr.apply(this);
} catch (IllegalStateException ignore) {
U.warn(
null,
"Failed to notify listener (grid is stopped) [grid="
+ ctx.gridName()
+ ", lsnr="
+ lsnr
+ ']');
} catch (RuntimeException e) {
U.error(log, "Failed to notify listener: " + lsnr, e);
throw e;
} catch (Error e) {
U.error(log, "Failed to notify listener: " + lsnr, e);
throw e;
}
}
/**
* Starts activity.
*
* @throws IgniteInterruptedCheckedException If interrupted.
*/
public void init() throws IgniteInterruptedCheckedException {
if (isDone()) return;
if (init.compareAndSet(false, true)) {
if (isDone()) return;
try {
// Wait for event to occur to make sure that discovery
// will return corresponding nodes.
U.await(evtLatch);
assert discoEvt != null : this;
assert !dummy && !forcePreload : this;
ClusterNode oldest = CU.oldestAliveCacheServerNode(cctx, exchId.topologyVersion());
oldestNode.set(oldest);
startCaches();
// True if client node joined or failed.
boolean clientNodeEvt;
if (F.isEmpty(reqs)) {
int type = discoEvt.type();
assert type == EVT_NODE_JOINED || type == EVT_NODE_LEFT || type == EVT_NODE_FAILED
: discoEvt;
clientNodeEvt = CU.clientNode(discoEvt.eventNode());
} else {
assert discoEvt.type() == EVT_DISCOVERY_CUSTOM_EVT : discoEvt;
boolean clientOnlyStart = true;
for (DynamicCacheChangeRequest req : reqs) {
if (!req.clientStartOnly()) {
clientOnlyStart = false;
break;
}
}
clientNodeEvt = clientOnlyStart;
}
if (clientNodeEvt) {
ClusterNode node = discoEvt.eventNode();
// Client need to initialize affinity for local join event or for stated client caches.
if (!node.isLocal()) {
for (GridCacheContext cacheCtx : cctx.cacheContexts()) {
if (cacheCtx.isLocal()) continue;
GridDhtPartitionTopology top = cacheCtx.topology();
top.updateTopologyVersion(exchId, this, -1, stopping(cacheCtx.cacheId()));
if (cacheCtx.affinity().affinityTopologyVersion() == AffinityTopologyVersion.NONE) {
initTopology(cacheCtx);
top.beforeExchange(this);
} else
cacheCtx.affinity().clientEventTopologyChange(discoEvt, exchId.topologyVersion());
}
if (exchId.isLeft())
cctx.mvcc().removeExplicitNodeLocks(exchId.nodeId(), exchId.topologyVersion());
onDone(exchId.topologyVersion());
skipPreload = cctx.kernalContext().clientNode();
return;
}
}
if (cctx.kernalContext().clientNode()) {
skipPreload = true;
for (GridCacheContext cacheCtx : cctx.cacheContexts()) {
if (cacheCtx.isLocal()) continue;
GridDhtPartitionTopology top = cacheCtx.topology();
top.updateTopologyVersion(exchId, this, -1, stopping(cacheCtx.cacheId()));
}
for (GridCacheContext cacheCtx : cctx.cacheContexts()) {
if (cacheCtx.isLocal()) continue;
initTopology(cacheCtx);
}
if (oldestNode.get() != null) {
rmtNodes =
new ConcurrentLinkedQueue<>(
CU.aliveRemoteServerNodesWithCaches(cctx, exchId.topologyVersion()));
rmtIds = Collections.unmodifiableSet(new HashSet<>(F.nodeIds(rmtNodes)));
ready.set(true);
initFut.onDone(true);
if (log.isDebugEnabled()) log.debug("Initialized future: " + this);
sendPartitions();
} else onDone(exchId.topologyVersion());
return;
}
assert oldestNode.get() != null;
for (GridCacheContext cacheCtx : cctx.cacheContexts()) {
if (isCacheAdded(cacheCtx.cacheId(), exchId.topologyVersion())) {
if (cacheCtx
.discovery()
.cacheAffinityNodes(cacheCtx.name(), topologyVersion())
.isEmpty())
U.quietAndWarn(log, "No server nodes found for cache client: " + cacheCtx.namex());
}
cacheCtx.preloader().onExchangeFutureAdded();
}
List<String> cachesWithoutNodes = null;
if (exchId.isLeft()) {
for (String name : cctx.cache().cacheNames()) {
if (cctx.discovery().cacheAffinityNodes(name, topologyVersion()).isEmpty()) {
if (cachesWithoutNodes == null) cachesWithoutNodes = new ArrayList<>();
cachesWithoutNodes.add(name);
// Fire event even if there is no client cache started.
if (cctx.gridEvents().isRecordable(EventType.EVT_CACHE_NODES_LEFT)) {
Event evt =
new CacheEvent(
name,
cctx.localNode(),
cctx.localNode(),
"All server nodes have left the cluster.",
EventType.EVT_CACHE_NODES_LEFT,
0,
false,
null,
null,
null,
null,
false,
null,
false,
null,
null,
null);
cctx.gridEvents().record(evt);
}
}
}
}
if (cachesWithoutNodes != null) {
StringBuilder sb =
new StringBuilder(
"All server nodes for the following caches have left the cluster: ");
for (int i = 0; i < cachesWithoutNodes.size(); i++) {
String cache = cachesWithoutNodes.get(i);
sb.append('\'').append(cache).append('\'');
if (i != cachesWithoutNodes.size() - 1) sb.append(", ");
}
U.quietAndWarn(log, sb.toString());
U.quietAndWarn(log, "Must have server nodes for caches to operate.");
}
assert discoEvt != null;
assert exchId.nodeId().equals(discoEvt.eventNode().id());
for (GridCacheContext cacheCtx : cctx.cacheContexts()) {
GridClientPartitionTopology clientTop =
cctx.exchange().clearClientTopology(cacheCtx.cacheId());
long updSeq = clientTop == null ? -1 : clientTop.lastUpdateSequence();
// Update before waiting for locks.
if (!cacheCtx.isLocal())
cacheCtx
.topology()
.updateTopologyVersion(exchId, this, updSeq, stopping(cacheCtx.cacheId()));
}
// Grab all alive remote nodes with order of equal or less than last joined node.
rmtNodes =
new ConcurrentLinkedQueue<>(
CU.aliveRemoteServerNodesWithCaches(cctx, exchId.topologyVersion()));
rmtIds = Collections.unmodifiableSet(new HashSet<>(F.nodeIds(rmtNodes)));
for (Map.Entry<UUID, GridDhtPartitionsSingleMessage> m : singleMsgs.entrySet())
// If received any messages, process them.
onReceive(m.getKey(), m.getValue());
for (Map.Entry<UUID, GridDhtPartitionsFullMessage> m : fullMsgs.entrySet())
// If received any messages, process them.
onReceive(m.getKey(), m.getValue());
AffinityTopologyVersion topVer = exchId.topologyVersion();
for (GridCacheContext cacheCtx : cctx.cacheContexts()) {
if (cacheCtx.isLocal()) continue;
// Must initialize topology after we get discovery event.
initTopology(cacheCtx);
cacheCtx.preloader().updateLastExchangeFuture(this);
}
IgniteInternalFuture<?> partReleaseFut = cctx.partitionReleaseFuture(topVer);
// Assign to class variable so it will be included into toString() method.
this.partReleaseFut = partReleaseFut;
if (log.isDebugEnabled()) log.debug("Before waiting for partition release future: " + this);
while (true) {
try {
partReleaseFut.get(2 * cctx.gridConfig().getNetworkTimeout(), TimeUnit.MILLISECONDS);
break;
} catch (IgniteFutureTimeoutCheckedException ignored) {
// Print pending transactions and locks that might have led to hang.
dumpPendingObjects();
}
}
if (log.isDebugEnabled()) log.debug("After waiting for partition release future: " + this);
if (!F.isEmpty(reqs)) blockGateways();
if (exchId.isLeft())
cctx.mvcc().removeExplicitNodeLocks(exchId.nodeId(), exchId.topologyVersion());
IgniteInternalFuture<?> locksFut = cctx.mvcc().finishLocks(exchId.topologyVersion());
while (true) {
try {
locksFut.get(2 * cctx.gridConfig().getNetworkTimeout(), TimeUnit.MILLISECONDS);
break;
} catch (IgniteFutureTimeoutCheckedException ignored) {
U.warn(
log,
"Failed to wait for locks release future. "
+ "Dumping pending objects that might be the cause: "
+ cctx.localNodeId());
U.warn(log, "Locked entries:");
Map<IgniteTxKey, Collection<GridCacheMvccCandidate>> locks =
cctx.mvcc().unfinishedLocks(exchId.topologyVersion());
for (Map.Entry<IgniteTxKey, Collection<GridCacheMvccCandidate>> e : locks.entrySet())
U.warn(log, "Locked entry [key=" + e.getKey() + ", mvcc=" + e.getValue() + ']');
}
}
for (GridCacheContext cacheCtx : cctx.cacheContexts()) {
if (cacheCtx.isLocal()) continue;
// Notify replication manager.
GridCacheContext drCacheCtx =
cacheCtx.isNear() ? cacheCtx.near().dht().context() : cacheCtx;
if (drCacheCtx.isDrEnabled()) drCacheCtx.dr().beforeExchange(topVer, exchId.isLeft());
// Partition release future is done so we can flush the write-behind store.
cacheCtx.store().forceFlush();
// Process queued undeploys prior to sending/spreading map.
cacheCtx.preloader().unwindUndeploys();
GridDhtPartitionTopology top = cacheCtx.topology();
assert topVer.equals(top.topologyVersion())
: "Topology version is updated only in this class instances inside single ExchangeWorker thread.";
top.beforeExchange(this);
}
for (GridClientPartitionTopology top : cctx.exchange().clientTopologies()) {
top.updateTopologyVersion(exchId, this, -1, stopping(top.cacheId()));
top.beforeExchange(this);
}
} catch (IgniteInterruptedCheckedException e) {
onDone(e);
throw e;
} catch (Throwable e) {
U.error(
log,
"Failed to reinitialize local partitions (preloading will be stopped): " + exchId,
e);
onDone(e);
if (e instanceof Error) throw (Error) e;
return;
}
if (F.isEmpty(rmtIds)) {
onDone(exchId.topologyVersion());
return;
}
ready.set(true);
initFut.onDone(true);
if (log.isDebugEnabled()) log.debug("Initialized future: " + this);
// If this node is not oldest.
if (!oldestNode.get().id().equals(cctx.localNodeId())) sendPartitions();
else {
boolean allReceived = allReceived();
if (allReceived && replied.compareAndSet(false, true)) {
if (spreadPartitions()) onDone(exchId.topologyVersion());
}
}
scheduleRecheck();
} else assert false : "Skipped init future: " + this;
}
/** {@inheritDoc} */
@SuppressWarnings({"CatchGenericClass", "ThrowableInstanceNeverThrown"})
@Override
public void finish(boolean commit) throws GridException {
if (log.isDebugEnabled())
log.debug("Finishing near local tx [tx=" + this + ", commit=" + commit + "]");
if (commit) {
if (!state(COMMITTING)) {
GridCacheTxState state = state();
if (state != COMMITTING && state != COMMITTED)
throw new GridException(
"Invalid transaction state for commit [state=" + state() + ", tx=" + this + ']');
else {
if (log.isDebugEnabled())
log.debug(
"Invalid transaction state for commit (another thread is committing): " + this);
return;
}
}
} else {
if (!state(ROLLING_BACK)) {
if (log.isDebugEnabled())
log.debug(
"Invalid transaction state for rollback [state=" + state() + ", tx=" + this + ']');
return;
}
}
GridException err = null;
// Commit to DB first. This way if there is a failure, transaction
// won't be committed.
try {
if (commit && !isRollbackOnly()) userCommit();
else userRollback();
} catch (GridException e) {
err = e;
commit = false;
// If heuristic error.
if (!isRollbackOnly()) {
invalidate = true;
U.warn(
log,
"Set transaction invalidation flag to true due to error [tx="
+ this
+ ", err="
+ err
+ ']');
}
}
if (err != null) {
state(UNKNOWN);
throw err;
} else {
if (!state(commit ? COMMITTED : ROLLED_BACK)) {
state(UNKNOWN);
throw new GridException("Invalid transaction state for commit or rollback: " + this);
}
}
}
/**
* Initializes store.
*
* @throws GridException If failed to initialize.
*/
private void init() throws GridException {
if (initGuard.compareAndSet(false, true)) {
if (log.isDebugEnabled()) log.debug("Initializing cache store.");
try {
if (sesFactory != null)
// Session factory has been provided - nothing to do.
return;
if (!F.isEmpty(hibernateCfgPath)) {
try {
URL url = new URL(hibernateCfgPath);
sesFactory = new Configuration().configure(url).buildSessionFactory();
if (log.isDebugEnabled()) log.debug("Configured session factory using URL: " + url);
// Session factory has been successfully initialized.
return;
} catch (MalformedURLException e) {
if (log.isDebugEnabled())
log.debug("Caught malformed URL exception: " + e.getMessage());
}
// Provided path is not a valid URL. File?
File cfgFile = new File(hibernateCfgPath);
if (cfgFile.exists()) {
sesFactory = new Configuration().configure(cfgFile).buildSessionFactory();
if (log.isDebugEnabled())
log.debug("Configured session factory using file: " + hibernateCfgPath);
// Session factory has been successfully initialized.
return;
}
// Provided path is not a file. Classpath resource?
sesFactory = new Configuration().configure(hibernateCfgPath).buildSessionFactory();
if (log.isDebugEnabled())
log.debug("Configured session factory using classpath resource: " + hibernateCfgPath);
} else {
if (hibernateProps == null) {
U.warn(
log, "No Hibernate configuration has been provided for store (will use default).");
hibernateProps = new Properties();
hibernateProps.setProperty("hibernate.connection.url", DFLT_CONN_URL);
hibernateProps.setProperty("hibernate.show_sql", DFLT_SHOW_SQL);
hibernateProps.setProperty("hibernate.hbm2ddl.auto", DFLT_HBM2DDL_AUTO);
}
Configuration cfg = new Configuration();
cfg.setProperties(hibernateProps);
assert resourceAvailable(MAPPING_RESOURCE);
cfg.addResource(MAPPING_RESOURCE);
sesFactory = cfg.buildSessionFactory();
if (log.isDebugEnabled())
log.debug("Configured session factory using properties: " + hibernateProps);
}
} catch (HibernateException e) {
throw new GridException("Failed to initialize store.", e);
} finally {
initLatch.countDown();
}
} else if (initLatch.getCount() > 0) U.await(initLatch);
if (sesFactory == null) throw new GridException("Cache store was not properly initialized.");
}
/**
* @param entries Entries to submit.
* @param curFut Current future.
* @throws GridInterruptedException If interrupted.
*/
private void submit(final List<Map.Entry<K, V>> entries, final GridFutureAdapter<Object> curFut)
throws GridInterruptedException {
assert entries != null;
assert !entries.isEmpty();
assert curFut != null;
incrementActiveTasks();
GridFuture<Object> fut;
if (isLocNode) {
fut =
ctx.closure()
.callLocalSafe(
new GridDataLoadUpdateJob<>(ctx, log, cacheName, entries, false, updater),
false);
locFuts.add(fut);
fut.listenAsync(
new GridInClosure<GridFuture<Object>>() {
@Override
public void apply(GridFuture<Object> t) {
try {
boolean rmv = locFuts.remove(t);
assert rmv;
curFut.onDone(t.get());
} catch (GridException e) {
curFut.onDone(e);
}
}
});
} else {
byte[] entriesBytes;
try {
entriesBytes = ctx.config().getMarshaller().marshal(entries);
if (updaterBytes == null) {
assert updater != null;
updaterBytes = ctx.config().getMarshaller().marshal(updater);
}
if (topicBytes == null) topicBytes = ctx.config().getMarshaller().marshal(topic);
} catch (GridException e) {
U.error(log, "Failed to marshal (request will not be sent).", e);
return;
}
GridDeployment dep = null;
GridPeerDeployAware jobPda0 = null;
if (ctx.deploy().enabled()) {
try {
jobPda0 = jobPda;
assert jobPda0 != null;
dep = ctx.deploy().deploy(jobPda0.deployClass(), jobPda0.classLoader());
} catch (GridException e) {
U.error(
log,
"Failed to deploy class (request will not be sent): " + jobPda0.deployClass(),
e);
return;
}
if (dep == null)
U.warn(log, "Failed to deploy class (request will be sent): " + jobPda0.deployClass());
}
long reqId = idGen.incrementAndGet();
fut = curFut;
reqs.put(reqId, (GridFutureAdapter<Object>) fut);
GridDataLoadRequest<Object, Object> req =
new GridDataLoadRequest<>(
reqId,
topicBytes,
cacheName,
updaterBytes,
entriesBytes,
true,
dep != null ? dep.deployMode() : null,
dep != null ? jobPda0.deployClass().getName() : null,
dep != null ? dep.userVersion() : null,
dep != null ? dep.participants() : null,
dep != null ? dep.classLoaderId() : null,
dep == null);
try {
ctx.io().send(node, TOPIC_DATALOAD, req, PUBLIC_POOL);
if (log.isDebugEnabled())
log.debug("Sent request to node [nodeId=" + node.id() + ", req=" + req + ']');
} catch (GridException e) {
if (ctx.discovery().alive(node) && ctx.discovery().pingNode(node.id()))
((GridFutureAdapter<Object>) fut).onDone(e);
else
((GridFutureAdapter<Object>) fut)
.onDone(
new GridTopologyException(
"Failed to send " + "request (node has left): " + node.id()));
}
}
}