private boolean handleInsertRequest(Message m, PeerNode source, boolean isSSK) {
ByteCounter ctr = isSSK ? node.nodeStats.sskInsertCtr : node.nodeStats.chkInsertCtr;
long id = m.getLong(DMT.UID);
if (node.recentlyCompleted(id)) {
Message rejected = DMT.createFNPRejectedLoop(id);
try {
source.sendAsync(rejected, null, ctr);
} catch (NotConnectedException e) {
Logger.normal(this, "Rejecting insert request from " + source.getPeer() + ": " + e);
}
return true;
}
InsertTag tag = new InsertTag(isSSK, InsertTag.START.REMOTE);
if (!node.lockUID(id, isSSK, true, false, false, tag)) {
if (logMINOR)
Logger.minor(this, "Could not lock ID " + id + " -> rejecting (already running)");
Message rejected = DMT.createFNPRejectedLoop(id);
try {
source.sendAsync(rejected, null, ctr);
} catch (NotConnectedException e) {
Logger.normal(this, "Rejecting insert request from " + source.getPeer() + ": " + e);
}
return true;
}
// SSKs don't fix bwlimitDelayTime so shouldn't be accepted when overloaded.
String rejectReason =
nodeStats.shouldRejectRequest(!isSSK, true, isSSK, false, false, source, false);
if (rejectReason != null) {
Logger.normal(
this,
"Rejecting insert from " + source.getPeer() + " preemptively because " + rejectReason);
Message rejected = DMT.createFNPRejectedOverload(id, true);
try {
source.sendAsync(rejected, null, ctr);
} catch (NotConnectedException e) {
Logger.normal(
this, "Rejecting (overload) insert request from " + source.getPeer() + ": " + e);
}
node.unlockUID(id, isSSK, true, false, false, false, tag);
return true;
}
boolean forkOnCacheable = Node.FORK_ON_CACHEABLE_DEFAULT;
Message forkControl = m.getSubMessage(DMT.FNPSubInsertForkControl);
if (forkControl != null)
forkOnCacheable = forkControl.getBoolean(DMT.ENABLE_INSERT_FORK_WHEN_CACHEABLE);
long now = System.currentTimeMillis();
if (m.getSpec().equals(DMT.FNPSSKInsertRequest)) {
NodeSSK key = (NodeSSK) m.getObject(DMT.FREENET_ROUTING_KEY);
byte[] data = ((ShortBuffer) m.getObject(DMT.DATA)).getData();
byte[] headers = ((ShortBuffer) m.getObject(DMT.BLOCK_HEADERS)).getData();
short htl = m.getShort(DMT.HTL);
SSKInsertHandler rh =
new SSKInsertHandler(
key,
data,
headers,
htl,
source,
id,
node,
now,
tag,
node.canWriteDatastoreInsert(htl),
forkOnCacheable);
rh.receivedBytes(m.receivedByteCount());
node.executor.execute(
rh, "SSKInsertHandler for " + id + " on " + node.getDarknetPortNumber());
} else if (m.getSpec().equals(DMT.FNPSSKInsertRequestNew)) {
NodeSSK key = (NodeSSK) m.getObject(DMT.FREENET_ROUTING_KEY);
short htl = m.getShort(DMT.HTL);
SSKInsertHandler rh =
new SSKInsertHandler(
key,
null,
null,
htl,
source,
id,
node,
now,
tag,
node.canWriteDatastoreInsert(htl),
forkOnCacheable);
rh.receivedBytes(m.receivedByteCount());
node.executor.execute(
rh, "SSKInsertHandler for " + id + " on " + node.getDarknetPortNumber());
} else {
CHKInsertHandler rh = new CHKInsertHandler(m, source, id, node, now, tag, forkOnCacheable);
node.executor.execute(
rh, "CHKInsertHandler for " + id + " on " + node.getDarknetPortNumber());
}
if (logMINOR) Logger.minor(this, "Started InsertHandler for " + id);
return true;
}
