/**
* Callback invoked by the ClientCnxnSocket once a connection has been
* established.
*
* @param _negotiatedSessionTimeout
* @param _sessionId
* @param _sessionPasswd
* @param isRO
* @throws IOException
*/
internal void onConnected(int _negotiatedSessionTimeout, long _sessionId,
byte[] _sessionPasswd, bool isRO)
{
negotiatedSessionTimeout.Value = _negotiatedSessionTimeout;
if (negotiatedSessionTimeout.Value <= 0)
{
state.Value = ZooKeeper.States.CLOSED;
queueEvent(new WatchedEvent(
Watcher.Event.EventType.None,
Watcher.Event.KeeperState.Expired, null));
queueEventOfDeath();
throw new SessionExpiredException("Unable to reconnect to ZooKeeper service, session 0x" +
sessionId.ToHexString() + " has expired");
}
if (!readOnly && isRO)
{
LOG.error("Read/write client got connected to read-only server");
}
readTimeout = negotiatedSessionTimeout.Value * 2 / 3;
connectTimeout = negotiatedSessionTimeout.Value / hostProvider.size();
hostProvider.onConnected();
sessionId = _sessionId;
sessionPasswd = _sessionPasswd;
state.Value = (isRO) ? ZooKeeper.States.CONNECTEDREADONLY : ZooKeeper.States.CONNECTED;
seenRwServerBefore.Value |= !isRO;
LOG.info("Session establishment complete on server " + clientCnxnSocket.getRemoteSocketAddress() +
", sessionid = 0x" + sessionId.ToHexString()
+ ", negotiated timeout = " + negotiatedSessionTimeout.Value
+ (isRO ? " (READ-ONLY mode)" : ""));
Watcher.Event.KeeperState eventState = (isRO)
? Watcher.Event.KeeperState.ConnectedReadOnly
: Watcher.Event.KeeperState.SyncConnected;
queueEvent(new WatchedEvent(
Watcher.Event.EventType.None, eventState, null));
}
public async Task testOnConnectDoesNotReset()
{
HostProvider hostProvider = getHostProvider(2);
var first = await hostProvider.next(0);
hostProvider.onConnected();
var second = await hostProvider.next(0);
Assert.assertNotEquals(first, second);
}
public async Task testResetAfterConnectPutsFirst()
{
HostProvider hostProvider = getHostProvider(20);
await hostProvider.next(0);
var endpoint = await hostProvider.next(0);
hostProvider.onConnected();
for (int i = 0; i < 19; i++)
{
await hostProvider.next(0);
}
Assert.assertEquals(endpoint.ToString(), (await hostProvider.next(0)).ToString());
}