/** @param m Mapping. */
private void finish(GridDistributedTxMapping m) {
ClusterNode n = m.node();
assert !m.empty();
GridNearTxFinishRequest req =
new GridNearTxFinishRequest(
futId,
tx.xidVersion(),
tx.threadId(),
commit,
tx.isInvalidate(),
tx.system(),
tx.ioPolicy(),
tx.syncCommit(),
tx.syncRollback(),
m.explicitLock(),
tx.storeEnabled(),
tx.topologyVersion(),
null,
null,
null,
tx.size(),
tx.subjectId(),
tx.taskNameHash(),
tx.activeCachesDeploymentEnabled());
// If this is the primary node for the keys.
if (n.isLocal()) {
req.miniId(IgniteUuid.randomUuid());
IgniteInternalFuture<IgniteInternalTx> fut = cctx.tm().txHandler().finish(n.id(), tx, req);
// Add new future.
if (fut != null) add(fut);
} else {
FinishMiniFuture fut = new FinishMiniFuture(m);
req.miniId(fut.futureId());
add(fut); // Append new future.
if (tx.pessimistic()) cctx.tm().beforeFinishRemote(n.id(), tx.threadId());
try {
cctx.io().send(n, req, tx.ioPolicy());
// If we don't wait for result, then mark future as done.
if (!isSync() && !m.explicitLock()) fut.onDone();
} catch (ClusterTopologyCheckedException e) {
// Remove previous mapping.
mappings.remove(m.node().id());
fut.onNodeLeft(n.id());
} catch (IgniteCheckedException e) {
// Fail the whole thing.
fut.onDone(e);
}
}
}
/**
* @param nodes Nodes.
* @param msg Message.
* @param partsMap Partitions.
* @return {@code true} If all messages sent successfully.
*/
private boolean send(
Collection<ClusterNode> nodes, Message msg, Map<ClusterNode, IntArray> partsMap) {
boolean locNodeFound = false;
boolean ok = true;
for (ClusterNode node : nodes) {
if (node.isLocal()) {
locNodeFound = true;
continue;
}
try {
ctx.io().send(node, GridTopic.TOPIC_QUERY, copy(msg, node, partsMap), QUERY_POOL);
} catch (IgniteCheckedException e) {
ok = false;
U.warn(log, e.getMessage());
}
}
if (locNodeFound) // Local node goes the last to allow parallel execution.
h2.mapQueryExecutor()
.onMessage(ctx.localNodeId(), copy(msg, ctx.discovery().localNode(), partsMap));
return ok;
}
/** @param nodeId Failed node ID. */
boolean onNodeLeft(UUID nodeId) {
if (nodeId.equals(m.node().id())) {
if (log.isDebugEnabled())
log.debug("Remote node left grid while sending or waiting for reply: " + this);
if (isSync()) {
Map<UUID, Collection<UUID>> txNodes = tx.transactionNodes();
if (txNodes != null) {
Collection<UUID> backups = txNodes.get(nodeId);
if (!F.isEmpty(backups)) {
final CheckRemoteTxMiniFuture mini =
new CheckRemoteTxMiniFuture(new HashSet<>(backups));
add(mini);
GridDhtTxFinishRequest req = checkCommittedRequest(mini.futureId());
req.waitRemoteTransactions(true);
for (UUID backupId : backups) {
ClusterNode backup = cctx.discovery().node(backupId);
if (backup != null && WAIT_REMOTE_TXS_SINCE.compareTo(backup.version()) <= 0) {
if (backup.isLocal()) {
IgniteInternalFuture<?> fut =
cctx.tm().remoteTxFinishFuture(tx.nearXidVersion());
fut.listen(
new CI1<IgniteInternalFuture<?>>() {
@Override
public void apply(IgniteInternalFuture<?> fut) {
mini.onDhtFinishResponse(cctx.localNodeId());
}
});
} else {
try {
cctx.io().send(backup, req, tx.ioPolicy());
} catch (ClusterTopologyCheckedException e) {
mini.onNodeLeft(backupId);
} catch (IgniteCheckedException e) {
mini.onDone(e);
}
}
} else mini.onDhtFinishResponse(backupId);
}
}
}
}
onDone(tx);
return true;
}
return false;
}
/**
* @param queueLimit Maximum size of unacknowledged messages queue.
* @param node Node.
* @param log Logger.
*/
public GridNioRecoveryDescriptor(int queueLimit, ClusterNode node, IgniteLogger log) {
assert !node.isLocal() : node;
assert queueLimit > 0;
msgFuts = new ArrayDeque<>(queueLimit);
this.queueLimit = queueLimit;
this.node = node;
this.log = log;
}
/**
* Updates partition map in all caches.
*
* @param msg Partitions full messages.
*/
private void updatePartitionFullMap(GridDhtPartitionsFullMessage msg) {
for (Map.Entry<Integer, GridDhtPartitionFullMap> entry : msg.partitions().entrySet()) {
Integer cacheId = entry.getKey();
GridCacheContext cacheCtx = cctx.cacheContext(cacheId);
if (cacheCtx != null) cacheCtx.topology().update(exchId, entry.getValue());
else {
ClusterNode oldest = CU.oldestAliveCacheServerNode(cctx, AffinityTopologyVersion.NONE);
if (oldest != null && oldest.isLocal())
cctx.exchange().clientTopology(cacheId, this).update(exchId, entry.getValue());
}
}
}
private void init() {
ClusterNode node = nodes.poll();
GridCacheQueryFutureAdapter<?, ?, R> fut0 =
(GridCacheQueryFutureAdapter<?, ?, R>)
(node.isLocal()
? qryMgr.queryLocal(bean)
: qryMgr.queryDistributed(bean, Collections.singleton(node)));
fut0.listen(
new IgniteInClosure<IgniteInternalFuture<Collection<R>>>() {
@Override
public void apply(IgniteInternalFuture<Collection<R>> fut) {
try {
onDone(fut.get());
} catch (IgniteCheckedException e) {
if (F.isEmpty(nodes)) onDone(e);
else init();
}
}
});
fut = fut0;
}
/**
* 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;
}
private void checkBackup() {
GridDistributedTxMapping mapping = mappings.singleMapping();
if (mapping != null) {
UUID nodeId = mapping.node().id();
Collection<UUID> backups = tx.transactionNodes().get(nodeId);
if (!F.isEmpty(backups)) {
assert backups.size() == 1;
UUID backupId = F.first(backups);
ClusterNode backup = cctx.discovery().node(backupId);
// Nothing to do if backup has left the grid.
if (backup == null) {
readyNearMappingFromBackup(mapping);
ClusterTopologyCheckedException cause =
new ClusterTopologyCheckedException("Backup node left grid: " + backupId);
cause.retryReadyFuture(cctx.nextAffinityReadyFuture(tx.topologyVersion()));
onDone(
new IgniteTxRollbackCheckedException(
"Failed to commit transaction " + "(backup has left grid): " + tx.xidVersion(),
cause));
} else {
final CheckBackupMiniFuture mini = new CheckBackupMiniFuture(backup, mapping);
add(mini);
if (backup.isLocal()) {
boolean committed = !cctx.tm().addRolledbackTx(tx);
readyNearMappingFromBackup(mapping);
if (committed) {
if (tx.syncCommit()) {
GridCacheVersion nearXidVer = tx.nearXidVersion();
assert nearXidVer != null : tx;
IgniteInternalFuture<?> fut = cctx.tm().remoteTxFinishFuture(nearXidVer);
fut.listen(
new CI1<IgniteInternalFuture<?>>() {
@Override
public void apply(IgniteInternalFuture<?> fut) {
mini.onDone(tx);
}
});
return;
}
mini.onDone(tx);
} else {
ClusterTopologyCheckedException cause =
new ClusterTopologyCheckedException("Primary node left grid: " + nodeId);
cause.retryReadyFuture(cctx.nextAffinityReadyFuture(tx.topologyVersion()));
mini.onDone(
new IgniteTxRollbackCheckedException(
"Failed to commit transaction "
+ "(transaction has been rolled back on backup node): "
+ tx.xidVersion(),
cause));
}
} else {
GridDhtTxFinishRequest finishReq = checkCommittedRequest(mini.futureId());
// Preserve old behavior, otherwise response is not sent.
if (WAIT_REMOTE_TXS_SINCE.compareTo(backup.version()) > 0) finishReq.syncCommit(true);
try {
if (FINISH_NEAR_ONE_PHASE_SINCE.compareTo(backup.version()) <= 0)
cctx.io().send(backup, finishReq, tx.ioPolicy());
else {
mini.onDone(
new IgniteTxHeuristicCheckedException(
"Failed to check for tx commit on "
+ "the backup node (node has an old Ignite version) [rmtNodeId="
+ backup.id()
+ ", ver="
+ backup.version()
+ ']'));
}
} catch (ClusterTopologyCheckedException e) {
mini.onNodeLeft(backupId);
} catch (IgniteCheckedException e) {
mini.onDone(e);
}
}
}
} else readyNearMappingFromBackup(mapping);
}
}
/**
* @param mappings Mappings.
* @param key Key to map.
* @param locVals Local values.
* @param topVer Topology version.
* @param mapped Previously mapped.
* @return {@code True} if has remote nodes.
*/
@SuppressWarnings("ConstantConditions")
private boolean map(
KeyCacheObject key,
Map<ClusterNode, LinkedHashMap<KeyCacheObject, Boolean>> mappings,
Map<K, V> locVals,
AffinityTopologyVersion topVer,
Map<ClusterNode, LinkedHashMap<KeyCacheObject, Boolean>> mapped) {
int part = cctx.affinity().partition(key);
List<ClusterNode> affNodes = cctx.affinity().nodes(part, topVer);
if (affNodes.isEmpty()) {
onDone(serverNotFoundError(topVer));
return false;
}
boolean fastLocGet =
(!forcePrimary || affNodes.get(0).isLocal())
&& cctx.allowFastLocalRead(part, affNodes, topVer);
if (fastLocGet && localGet(key, part, locVals)) return false;
ClusterNode node = affinityNode(affNodes);
if (node == null) {
onDone(serverNotFoundError(topVer));
return false;
}
boolean remote = !node.isLocal();
LinkedHashMap<KeyCacheObject, Boolean> keys = mapped.get(node);
if (keys != null && keys.containsKey(key)) {
if (REMAP_CNT_UPD.incrementAndGet(this) > MAX_REMAP_CNT) {
onDone(
new ClusterTopologyCheckedException(
"Failed to remap key to a new node after "
+ MAX_REMAP_CNT
+ " attempts (key got remapped to the same node) [key="
+ key
+ ", node="
+ U.toShortString(node)
+ ", mappings="
+ mapped
+ ']'));
return false;
}
}
LinkedHashMap<KeyCacheObject, Boolean> old = mappings.get(node);
if (old == null) mappings.put(node, old = new LinkedHashMap<>(3, 1f));
old.put(key, false);
return remote;
}
/**
* @param keys Keys.
* @param mapped Mappings to check for duplicates.
* @param topVer Topology version on which keys should be mapped.
*/
private void map(
Collection<KeyCacheObject> keys,
Map<ClusterNode, LinkedHashMap<KeyCacheObject, Boolean>> mapped,
AffinityTopologyVersion topVer) {
Collection<ClusterNode> cacheNodes = CU.affinityNodes(cctx, topVer);
if (cacheNodes.isEmpty()) {
onDone(
new ClusterTopologyServerNotFoundException(
"Failed to map keys for cache "
+ "(all partition nodes left the grid) [topVer="
+ topVer
+ ", cache="
+ cctx.name()
+ ']'));
return;
}
Map<ClusterNode, LinkedHashMap<KeyCacheObject, Boolean>> mappings =
U.newHashMap(cacheNodes.size());
final int keysSize = keys.size();
Map<K, V> locVals = U.newHashMap(keysSize);
boolean hasRmtNodes = false;
// Assign keys to primary nodes.
for (KeyCacheObject key : keys) hasRmtNodes |= map(key, mappings, locVals, topVer, mapped);
if (isDone()) return;
if (!locVals.isEmpty()) add(new GridFinishedFuture<>(locVals));
if (hasRmtNodes) {
if (!trackable) {
trackable = true;
cctx.mvcc().addFuture(this, futId);
}
}
// Create mini futures.
for (Map.Entry<ClusterNode, LinkedHashMap<KeyCacheObject, Boolean>> entry :
mappings.entrySet()) {
final ClusterNode n = entry.getKey();
final LinkedHashMap<KeyCacheObject, Boolean> mappedKeys = entry.getValue();
assert !mappedKeys.isEmpty();
// If this is the primary or backup node for the keys.
if (n.isLocal()) {
final GridDhtFuture<Collection<GridCacheEntryInfo>> fut =
cache()
.getDhtAsync(
n.id(),
-1,
mappedKeys,
readThrough,
topVer,
subjId,
taskName == null ? 0 : taskName.hashCode(),
expiryPlc,
skipVals);
final Collection<Integer> invalidParts = fut.invalidPartitions();
if (!F.isEmpty(invalidParts)) {
Collection<KeyCacheObject> remapKeys = new ArrayList<>(keysSize);
for (KeyCacheObject key : keys) {
if (key != null && invalidParts.contains(cctx.affinity().partition(key)))
remapKeys.add(key);
}
AffinityTopologyVersion updTopVer = cctx.discovery().topologyVersionEx();
assert updTopVer.compareTo(topVer) > 0
: "Got invalid partitions for local node but topology version did "
+ "not change [topVer="
+ topVer
+ ", updTopVer="
+ updTopVer
+ ", invalidParts="
+ invalidParts
+ ']';
// Remap recursively.
map(remapKeys, mappings, updTopVer);
}
// Add new future.
add(
fut.chain(
new C1<IgniteInternalFuture<Collection<GridCacheEntryInfo>>, Map<K, V>>() {
@Override
public Map<K, V> apply(IgniteInternalFuture<Collection<GridCacheEntryInfo>> fut) {
try {
return createResultMap(fut.get());
} catch (Exception e) {
U.error(log, "Failed to get values from dht cache [fut=" + fut + "]", e);
onDone(e);
return Collections.emptyMap();
}
}
}));
} else {
MiniFuture fut = new MiniFuture(n, mappedKeys, topVer);
GridCacheMessage req =
new GridNearGetRequest(
cctx.cacheId(),
futId,
fut.futureId(),
n.version().compareTo(SINGLE_GET_MSG_SINCE) >= 0 ? null : DUMMY_VER,
mappedKeys,
readThrough,
topVer,
subjId,
taskName == null ? 0 : taskName.hashCode(),
expiryPlc != null ? expiryPlc.forAccess() : -1L,
skipVals,
cctx.deploymentEnabled());
add(fut); // Append new future.
try {
cctx.io().send(n, req, cctx.ioPolicy());
} catch (IgniteCheckedException e) {
// Fail the whole thing.
if (e instanceof ClusterTopologyCheckedException)
fut.onNodeLeft((ClusterTopologyCheckedException) e);
else fut.onResult(e);
}
}
}
}
@Override
public boolean apply(ClusterNode n) {
return n.isLocal();
}
/**
* @param dhtMap DHT map.
* @param nearMap Near map.
* @return {@code True} in case there is at least one synchronous {@code MiniFuture} to wait for.
*/
private boolean finish(
Map<UUID, GridDistributedTxMapping> dhtMap, Map<UUID, GridDistributedTxMapping> nearMap) {
if (tx.onePhaseCommit()) return false;
boolean sync = tx.syncMode() == FULL_SYNC;
if (tx.explicitLock()) sync = true;
boolean res = false;
// Create mini futures.
for (GridDistributedTxMapping dhtMapping : dhtMap.values()) {
ClusterNode n = dhtMapping.node();
assert !n.isLocal();
GridDistributedTxMapping nearMapping = nearMap.get(n.id());
if (dhtMapping.empty() && nearMapping != null && nearMapping.empty())
// Nothing to send.
continue;
MiniFuture fut = new MiniFuture(dhtMapping, nearMapping);
add(fut); // Append new future.
Collection<Long> updCntrs = new ArrayList<>(dhtMapping.entries().size());
for (IgniteTxEntry e : dhtMapping.entries()) updCntrs.add(e.updateCounter());
GridDhtTxFinishRequest req =
new GridDhtTxFinishRequest(
tx.nearNodeId(),
futId,
fut.futureId(),
tx.topologyVersion(),
tx.xidVersion(),
tx.commitVersion(),
tx.threadId(),
tx.isolation(),
commit,
tx.isInvalidate(),
tx.system(),
tx.ioPolicy(),
tx.isSystemInvalidate(),
sync,
sync,
tx.completedBase(),
tx.committedVersions(),
tx.rolledbackVersions(),
tx.pendingVersions(),
tx.size(),
tx.subjectId(),
tx.taskNameHash(),
tx.activeCachesDeploymentEnabled(),
updCntrs,
false,
false);
req.writeVersion(tx.writeVersion() != null ? tx.writeVersion() : tx.xidVersion());
try {
cctx.io().send(n, req, tx.ioPolicy());
if (msgLog.isDebugEnabled()) {
msgLog.debug(
"DHT finish fut, sent request dht [txId="
+ tx.nearXidVersion()
+ ", dhtTxId="
+ tx.xidVersion()
+ ", node="
+ n.id()
+ ']');
}
if (sync) res = true;
else fut.onDone();
} catch (IgniteCheckedException e) {
// Fail the whole thing.
if (e instanceof ClusterTopologyCheckedException)
fut.onNodeLeft((ClusterTopologyCheckedException) e);
else {
if (msgLog.isDebugEnabled()) {
msgLog.debug(
"DHT finish fut, failed to send request dht [txId="
+ tx.nearXidVersion()
+ ", dhtTxId="
+ tx.xidVersion()
+ ", node="
+ n.id()
+ ", err="
+ e
+ ']');
}
fut.onResult(e);
}
}
}
for (GridDistributedTxMapping nearMapping : nearMap.values()) {
if (!dhtMap.containsKey(nearMapping.node().id())) {
if (nearMapping.empty())
// Nothing to send.
continue;
MiniFuture fut = new MiniFuture(null, nearMapping);
add(fut); // Append new future.
GridDhtTxFinishRequest req =
new GridDhtTxFinishRequest(
tx.nearNodeId(),
futId,
fut.futureId(),
tx.topologyVersion(),
tx.xidVersion(),
tx.commitVersion(),
tx.threadId(),
tx.isolation(),
commit,
tx.isInvalidate(),
tx.system(),
tx.ioPolicy(),
tx.isSystemInvalidate(),
sync,
sync,
tx.completedBase(),
tx.committedVersions(),
tx.rolledbackVersions(),
tx.pendingVersions(),
tx.size(),
tx.subjectId(),
tx.taskNameHash(),
tx.activeCachesDeploymentEnabled(),
false,
false);
req.writeVersion(tx.writeVersion());
try {
cctx.io().send(nearMapping.node(), req, tx.ioPolicy());
if (msgLog.isDebugEnabled()) {
msgLog.debug(
"DHT finish fut, sent request near [txId="
+ tx.nearXidVersion()
+ ", dhtTxId="
+ tx.xidVersion()
+ ", node="
+ nearMapping.node().id()
+ ']');
}
if (sync) res = true;
else fut.onDone();
} catch (IgniteCheckedException e) {
// Fail the whole thing.
if (e instanceof ClusterTopologyCheckedException)
fut.onNodeLeft((ClusterTopologyCheckedException) e);
else {
if (msgLog.isDebugEnabled()) {
msgLog.debug(
"DHT finish fut, failed to send request near [txId="
+ tx.nearXidVersion()
+ ", dhtTxId="
+ tx.xidVersion()
+ ", node="
+ nearMapping.node().id()
+ ", err="
+ e
+ ']');
}
fut.onResult(e);
}
}
}
}
return res;
}
/**
* @param nodes Nodes.
* @return {@code True} in case there is at least one synchronous {@code MiniFuture} to wait for.
*/
private boolean rollbackLockTransactions(Collection<ClusterNode> nodes) {
assert !commit;
assert !F.isEmpty(nodes);
if (tx.onePhaseCommit()) return false;
boolean sync = tx.syncMode() == FULL_SYNC;
if (tx.explicitLock()) sync = true;
boolean res = false;
for (ClusterNode n : nodes) {
assert !n.isLocal();
MiniFuture fut = new MiniFuture(n);
add(fut); // Append new future.
GridDhtTxFinishRequest req =
new GridDhtTxFinishRequest(
tx.nearNodeId(),
futId,
fut.futureId(),
tx.topologyVersion(),
tx.xidVersion(),
tx.commitVersion(),
tx.threadId(),
tx.isolation(),
commit,
tx.isInvalidate(),
tx.system(),
tx.ioPolicy(),
tx.isSystemInvalidate(),
sync,
sync,
tx.completedBase(),
tx.committedVersions(),
tx.rolledbackVersions(),
tx.pendingVersions(),
tx.size(),
tx.subjectId(),
tx.taskNameHash(),
tx.activeCachesDeploymentEnabled(),
false,
false);
try {
cctx.io().send(n, req, tx.ioPolicy());
if (msgLog.isDebugEnabled()) {
msgLog.debug(
"DHT finish fut, sent request lock tx [txId="
+ tx.nearXidVersion()
+ ", dhtTxId="
+ tx.xidVersion()
+ ", node="
+ n.id()
+ ']');
}
if (sync) res = true;
else fut.onDone();
} catch (IgniteCheckedException e) {
// Fail the whole thing.
if (e instanceof ClusterTopologyCheckedException)
fut.onNodeLeft((ClusterTopologyCheckedException) e);
else {
if (msgLog.isDebugEnabled()) {
msgLog.debug(
"DHT finish fut, failed to send request lock tx [txId="
+ tx.nearXidVersion()
+ ", dhtTxId="
+ tx.xidVersion()
+ ", node="
+ n.id()
+ ", err="
+ e
+ ']');
}
fut.onResult(e);
}
}
}
return res;
}