/**
* @param fut Future.
* @param doneCb Closure.
*/
ChainFuture(
GridFutureAdapter<R> fut, IgniteClosure<? super IgniteInternalFuture<R>, T> doneCb) {
this.fut = fut;
this.doneCb = doneCb;
fut.listen(new GridFutureChainListener<>(this, doneCb));
}
/** @param nodeId Left node id. */
public void onNodeLeft(final UUID nodeId) {
if (isDone()) return;
if (!enterBusy()) return;
try {
// Wait for initialization part of this future to complete.
initFut.listen(
new CI1<IgniteInternalFuture<?>>() {
@Override
public void apply(IgniteInternalFuture<?> f) {
if (isDone()) return;
if (!enterBusy()) return;
try {
// Pretend to have received message from this node.
rcvdIds.add(nodeId);
Collection<UUID> rmtIds = GridDhtPartitionsExchangeFuture.this.rmtIds;
assert rmtIds != null;
ClusterNode oldest = oldestNode.get();
if (oldest.id().equals(nodeId)) {
if (log.isDebugEnabled())
log.debug(
"Oldest node left or failed on partition exchange "
+ "(will restart exchange process)) [oldestNodeId="
+ oldest.id()
+ ", exchangeId="
+ exchId
+ ']');
boolean set = false;
ClusterNode newOldest =
CU.oldestAliveCacheServerNode(cctx, exchId.topologyVersion());
if (newOldest != null) {
// If local node is now oldest.
if (newOldest.id().equals(cctx.localNodeId())) {
synchronized (mux) {
if (oldestNode.compareAndSet(oldest, newOldest)) {
// If local node is just joining.
if (exchId.nodeId().equals(cctx.localNodeId())) {
try {
for (GridCacheContext cacheCtx : cctx.cacheContexts()) {
if (!cacheCtx.isLocal())
cacheCtx
.topology()
.beforeExchange(GridDhtPartitionsExchangeFuture.this);
}
} catch (IgniteCheckedException e) {
onDone(e);
return;
}
}
set = true;
}
}
} else {
synchronized (mux) {
set = oldestNode.compareAndSet(oldest, newOldest);
}
if (set && log.isDebugEnabled())
log.debug(
"Reassigned oldest node [this="
+ cctx.localNodeId()
+ ", old="
+ oldest.id()
+ ", new="
+ newOldest.id()
+ ']');
}
}
if (set) {
// If received any messages, process them.
for (Map.Entry<UUID, GridDhtPartitionsSingleMessage> m : singleMsgs.entrySet())
onReceive(m.getKey(), m.getValue());
for (Map.Entry<UUID, GridDhtPartitionsFullMessage> m : fullMsgs.entrySet())
onReceive(m.getKey(), m.getValue());
// Reassign oldest node and resend.
recheck();
}
} else if (rmtIds.contains(nodeId)) {
if (log.isDebugEnabled())
log.debug(
"Remote node left of failed during partition exchange (will ignore) "
+ "[rmtNode="
+ nodeId
+ ", exchangeId="
+ exchId
+ ']');
assert rmtNodes != null;
for (Iterator<ClusterNode> it = rmtNodes.iterator(); it.hasNext(); ) {
if (it.next().id().equals(nodeId)) it.remove();
}
if (allReceived() && ready.get() && replied.compareAndSet(false, true))
if (spreadPartitions()) onDone(exchId.topologyVersion());
}
} finally {
leaveBusy();
}
}
});
} finally {
leaveBusy();
}
}
/**
* @param nodeId Sender node ID.
* @param msg Full partition info.
*/
public void onReceive(final UUID nodeId, final GridDhtPartitionsFullMessage msg) {
assert msg != null;
if (isDone()) {
if (log.isDebugEnabled())
log.debug("Received message for finished future [msg=" + msg + ", fut=" + this + ']');
return;
}
if (log.isDebugEnabled())
log.debug("Received full partition map from node [nodeId=" + nodeId + ", msg=" + msg + ']');
assert exchId.topologyVersion().equals(msg.topologyVersion());
initFut.listen(
new CI1<IgniteInternalFuture<Boolean>>() {
@Override
public void apply(IgniteInternalFuture<Boolean> t) {
ClusterNode curOldest = oldestNode.get();
if (!nodeId.equals(curOldest.id())) {
if (log.isDebugEnabled())
log.debug(
"Received full partition map from unexpected node [oldest="
+ curOldest.id()
+ ", unexpectedNodeId="
+ nodeId
+ ']');
ClusterNode snd = cctx.discovery().node(nodeId);
if (snd == null) {
if (log.isDebugEnabled())
log.debug(
"Sender node left grid, will ignore message from unexpected node [nodeId="
+ nodeId
+ ", exchId="
+ msg.exchangeId()
+ ']');
return;
}
// Will process message later if sender node becomes oldest node.
if (snd.order() > curOldest.order()) fullMsgs.put(nodeId, msg);
return;
}
assert msg.exchangeId().equals(exchId);
assert msg.lastVersion() != null;
cctx.versions().onReceived(nodeId, msg.lastVersion());
updatePartitionFullMap(msg);
onDone(exchId.topologyVersion());
}
});
}
/**
* @param nodeId Sender node id.
* @param msg Single partition info.
*/
public void onReceive(final UUID nodeId, final GridDhtPartitionsSingleMessage msg) {
assert msg != null;
assert msg.exchangeId().equals(exchId);
// Update last seen version.
while (true) {
GridCacheVersion old = lastVer.get();
if (old == null || old.compareTo(msg.lastVersion()) < 0) {
if (lastVer.compareAndSet(old, msg.lastVersion())) break;
} else break;
}
if (isDone()) {
if (log.isDebugEnabled())
log.debug(
"Received message for finished future (will reply only to sender) [msg="
+ msg
+ ", fut="
+ this
+ ']');
sendAllPartitions(nodeId, cctx.gridConfig().getNetworkSendRetryCount());
} else {
initFut.listen(
new CI1<IgniteInternalFuture<Boolean>>() {
@Override
public void apply(IgniteInternalFuture<Boolean> t) {
try {
if (!t.get()) // Just to check if there was an error.
return;
ClusterNode loc = cctx.localNode();
singleMsgs.put(nodeId, msg);
boolean match = true;
// Check if oldest node has changed.
if (!oldestNode.get().equals(loc)) {
match = false;
synchronized (mux) {
// Double check.
if (oldestNode.get().equals(loc)) match = true;
}
}
if (match) {
boolean allReceived;
synchronized (rcvdIds) {
if (rcvdIds.add(nodeId)) updatePartitionSingleMap(msg);
allReceived = allReceived();
}
// If got all replies, and initialization finished, and reply has not been sent
// yet.
if (allReceived && ready.get() && replied.compareAndSet(false, true)) {
spreadPartitions();
onDone(exchId.topologyVersion());
} else if (log.isDebugEnabled())
log.debug(
"Exchange future full map is not sent [allReceived="
+ allReceived()
+ ", ready="
+ ready
+ ", replied="
+ replied.get()
+ ", init="
+ init.get()
+ ", fut="
+ this
+ ']');
}
} catch (IgniteCheckedException e) {
U.error(log, "Failed to initialize exchange future: " + this, e);
}
}
});
}
}
