@Test
public void exhaustConnections() throws InterruptedException {
List<Thread> threads = new ArrayList<>();
int workerNum = 0;
for (String jobKey : JOB_KEYS) {
final Settings workerSettings = SETTINGS.copy();
if (POOLED) {
SettingsUtils.setJobTransportPoolingKey(workerSettings, jobKey);
}
Thread worker = new Thread(new Exhauster(++workerNum, workerSettings));
worker.start();
threads.add(worker);
}
for (Thread thread : threads) {
thread.join();
}
}
public NetworkClient(Settings settings, TransportFactory transportFactory) {
this.settings = settings.copy();
this.nodes = SettingsUtils.discoveredOrDeclaredNodes(settings);
this.transportFactory = transportFactory;
// shuffle the list of nodes so in case of failures, the fallback is spread
Collections.shuffle(nodes);
if (SettingsUtils.hasPinnedNode(settings)) {
// move pinned node in front to be selected (only once)
String pinnedNode = SettingsUtils.getPinnedNode(settings);
if (log.isDebugEnabled()) {
log.debug("Opening (pinned) network client to " + pinnedNode);
}
nodes.remove(pinnedNode);
nodes.add(0, pinnedNode);
}
selectNextNode();
Assert.notNull(currentTransport, "no node information provided");
}