public void testPickingUpChangesInDiscoveryNode() {
String nodeName =
internalCluster().startNode(Settings.builder().put(Node.NODE_DATA_SETTING.getKey(), false));
TransportClient client = (TransportClient) internalCluster().client(nodeName);
assertThat(client.connectedNodes().get(0).dataNode(), equalTo(false));
}
public void testWithSniffing() throws Exception {
try (TransportClient client =
TransportClient.builder()
.settings(
Settings.builder()
.put("client.transport.sniff", true)
.put("cluster.name", "cluster1")
.put("node.name", "transport_client_" + this.getTestName() + "_1")
.put("client.transport.nodes_sampler_interval", "1s")
.put(HEADER_SETTINGS)
.put(Environment.PATH_HOME_SETTING.getKey(), createTempDir().toString())
.build())
.addPlugin(InternalTransportService.TestPlugin.class)
.build()) {
client.addTransportAddress(address);
InternalTransportService service =
(InternalTransportService) client.injector.getInstance(TransportService.class);
if (!service.clusterStateLatch.await(5, TimeUnit.SECONDS)) {
fail("takes way too long to get the cluster state");
}
assertThat(client.connectedNodes().size(), is(1));
assertThat(client.connectedNodes().get(0).getAddress(), is((TransportAddress) address));
}
}
/*
* (non-Javadoc)
*
* @see com.datatorrent.lib.db.Connectable#isConnected()
*/
@Override
public boolean isConnected() {
if (client != null) {
return client.connectedNodes().size() != 0;
}
return false;
}
@Test
public void testWithSniffing() throws Exception {
TransportClient client =
new TransportClient(
ImmutableSettings.builder()
.put("client.transport.sniff", true)
.put("cluster.name", "cluster1")
.put("node.name", "transport_client_" + this.getTestName() + "_1")
.put("client.transport.nodes_sampler_interval", "1s")
.put(
TransportModule.TRANSPORT_SERVICE_TYPE_KEY,
InternalTransportService.class.getName())
.put(HEADER_SETTINGS)
.build());
try {
client.addTransportAddress(address);
InternalTransportService service =
(InternalTransportService) client.injector.getInstance(TransportService.class);
if (!service.clusterStateLatch.await(5, TimeUnit.SECONDS)) {
fail("takes way too long to get the cluster state");
}
assertThat(client.connectedNodes().size(), is(1));
assertThat(client.connectedNodes().get(0).getAddress(), is((TransportAddress) address));
} finally {
client.close();
}
}
protected void buildClient() throws Exception {
client = TransportClient.builder().settings(settings()).build();
Assert.hasText(clusterNodes, "[Assertion failed] clusterNodes settings missing.");
for (String clusterNode : split(clusterNodes, COMMA)) {
String hostName = substringBeforeLast(clusterNode, COLON);
String port = substringAfterLast(clusterNode, COLON);
Assert.hasText(hostName, "[Assertion failed] missing host name in 'clusterNodes'");
Assert.hasText(port, "[Assertion failed] missing port in 'clusterNodes'");
logger.info("adding transport node : " + clusterNode);
client.addTransportAddress(
new InetSocketTransportAddress(InetAddress.getByName(hostName), Integer.valueOf(port)));
}
client.connectedNodes();
}
private LogController() {
checkpoint = new Checkpoint();
rec_map = new HashMap<Long, LogLine>();
idx_map = new HashMap<Long, String>();
client =
new TransportClient()
.addTransportAddress(new InetSocketTransportAddress(HOST, CLINET_PORT));
gson = new Gson();
if (0 == client.connectedNodes().size()) {
System.out.println(PROMPT + "Connect to elasticsearch server failed!");
System.out.printf(
PROMPT + "Please check whether elastic is running at %s:%d\n", HOST, CLINET_PORT);
System.exit(0);
}
// For test
try {
log_writer = new PrintWriter(WRITEPAHT, "UTF-8");
} catch (Exception e) {
e.printStackTrace();
}
}