internal void primeConnection()
{
LOG.info("Socket connection established to " +
clientCnxnSocket.getRemoteSocketAddress() +
", initiating session");
isFirstConnect = false;
long sessId = (seenRwServerBefore.Value) ? sessionId : 0;
ConnectRequest conReq = new ConnectRequest(0, lastZxid.Value,
sessionTimeout, sessId, sessionPasswd);
lock (outgoingQueue) {
// We add backwards since we are pushing into the front
// Only send if there's a pending watch
// TODO: here we have the only remaining use of zooKeeper in
// this class. It's to be eliminated!
if (!disableAutoWatchReset)
{
List <string> dataWatches = zooKeeper.getDataWatches();
List <string> existWatches = zooKeeper.getExistWatches();
List <string> childWatches = zooKeeper.getChildWatches();
if (dataWatches.Count > 0 || existWatches.Count > 0 || childWatches.Count > 0)
{
SetWatches sw = new SetWatches(lastZxid.Value,
prependChroot(dataWatches),
prependChroot(existWatches),
prependChroot(childWatches));
RequestHeader h = new RequestHeader();
h.set_Type((int)ZooDefs.OpCode.setWatches);
h.setXid(-8);
Packet packet = new Packet(h, new ReplyHeader(), sw,
null, null);
outgoingQueue.AddFirst(packet);
}
}
foreach (AuthData id in authInfo)
{
outgoingQueue.AddFirst(new Packet(new RequestHeader(-4,
(int)ZooDefs.OpCode.auth), null, new AuthPacket(0, id.scheme,
id.data), null, null));
}
outgoingQueue.AddFirst(new Packet(null, null, conReq, null,
null, readOnly));
}
clientCnxnSocket.enableReadWriteOnly();
if (LOG.isDebugEnabled())
{
LOG.debug("Session establishment request sent on " + clientCnxnSocket.getRemoteSocketAddress());
}
}
internal void primeConnection()
{
LOG.info("Socket connection established to " +
clientCnxnSocket.getRemoteSocketAddress() +
", initiating session");
isFirstConnect = false;
long sessId = (seenRwServerBefore.Value) ? sessionId : 0;
ConnectRequest conReq = new ConnectRequest(0, lastZxid.Value,
sessionTimeout, sessId, sessionPasswd);
lock (outgoingQueue) {
// We add backwards since we are pushing into the front
// Only send if there's a pending watch
// TODO: here we have the only remaining use of zooKeeper in
// this class. It's to be eliminated!
List <string> dataWatches = zooKeeper.getDataWatches();
List <string> existWatches = zooKeeper.getExistWatches();
List <string> childWatches = zooKeeper.getChildWatches();
long setWatchesLastZxid = lastZxid.Value;
bool done = false;
if (dataWatches.Count > 0 || existWatches.Count > 0 || childWatches.Count > 0)
{
using (var dataWatchesIter = prependChroot(dataWatches).GetEnumerator())
using (var existWatchesIter = prependChroot(existWatches).GetEnumerator())
using (var childWatchesIter = prependChroot(childWatches).GetEnumerator())
while (!done)
{
var dataWatchesBatch = new List <string>();
var existWatchesBatch = new List <string>();
var childWatchesBatch = new List <string>();
int batchLength = 0;
// Note, we may exceed our max length by a bit when we add the last
// watch in the batch. This isn't ideal, but it makes the code simpler.
while (batchLength < SET_WATCHES_MAX_LENGTH)
{
string watch;
if (dataWatchesIter.MoveNext())
{
watch = dataWatchesIter.Current;
dataWatchesBatch.Add(watch);
}
else if (existWatchesIter.MoveNext())
{
watch = existWatchesIter.Current;
existWatchesBatch.Add(watch);
}
else if (childWatchesIter.MoveNext())
{
watch = childWatchesIter.Current;
childWatchesBatch.Add(watch);
}
else
{
done = true;
break;
}
batchLength += watch.Length;
}
SetWatches sw = new SetWatches(setWatchesLastZxid,
dataWatchesBatch,
existWatchesBatch,
childWatchesBatch);
RequestHeader h = new RequestHeader();
h.set_Type((int)ZooDefs.OpCode.setWatches);
h.setXid(-8);
Packet packet = new Packet(h, new ReplyHeader(), sw,
null, null);
outgoingQueue.AddFirst(packet);
}
}
foreach (AuthData id in authInfo)
{
outgoingQueue.AddFirst(new Packet(new RequestHeader(-4,
(int)ZooDefs.OpCode.auth), null, new AuthPacket(0, id.scheme,
id.data), null, null));
}
outgoingQueue.AddFirst(new Packet(null, null, conReq, null,
null, readOnly));
}
clientCnxnSocket.enableReadWriteOnly();
if (LOG.isDebugEnabled())
{
LOG.debug("Session establishment request sent on " + clientCnxnSocket.getRemoteSocketAddress());
}
}