/** @throws Exception If failed. */
public void testDisabledRest() throws Exception {
restEnabled = false;
final Grid g = startGrid("disabled-rest");
try {
Thread.sleep(2 * TOP_REFRESH_FREQ);
// As long as we have round robin load balancer this will cause every node to be queried.
for (int i = 0; i < NODES_CNT + 1; i++)
assertEquals(NODES_CNT + 1, client.compute().refreshTopology(false, false).size());
final GridClientData data = client.data(PARTITIONED_CACHE_NAME);
// Check rest-disabled node is unavailable.
try {
String affKey;
do {
affKey = UUID.randomUUID().toString();
} while (!data.affinity(affKey).equals(g.localNode().id()));
data.put(affKey, "asdf");
assertEquals("asdf", cache(0, PARTITIONED_CACHE_NAME).get(affKey));
} catch (GridServerUnreachableException e) {
// Thrown for direct client-node connections.
assertTrue(
"Unexpected exception message: " + e.getMessage(),
e.getMessage()
.startsWith("No available endpoints to connect (is rest enabled for this node?)"));
} catch (GridClientException e) {
// Thrown for routed client-router-node connections.
String msg = e.getMessage();
assertTrue(
"Unexpected exception message: " + msg,
protocol() == GridClientProtocol.TCP
? msg.contains("No available endpoints to connect (is rest enabled for this node?)")
: // TCP router.
msg.startsWith(
"No available nodes on the router for destination node ID")); // HTTP router.
}
// Check rest-enabled nodes are available.
String affKey;
do {
affKey = UUID.randomUUID().toString();
} while (data.affinity(affKey).equals(g.localNode().id()));
data.put(affKey, "fdsa");
assertEquals("fdsa", cache(0, PARTITIONED_CACHE_NAME).get(affKey));
} finally {
restEnabled = true;
G.stop(g.name(), true);
}
}
/** @throws Exception If failed. */
public void testClientAffinity() throws Exception {
GridClientData partitioned = client.data(PARTITIONED_CACHE_NAME);
Collection<Object> keys = new ArrayList<>();
keys.addAll(Arrays.asList(Boolean.TRUE, Boolean.FALSE, 1, Integer.MAX_VALUE));
Random rnd = new Random();
StringBuilder sb = new StringBuilder();
// Generate some random strings.
for (int i = 0; i < 100; i++) {
sb.setLength(0);
for (int j = 0; j < 255; j++)
// Only printable ASCII symbols for test.
sb.append((char) (rnd.nextInt(0x7f - 0x20) + 0x20));
keys.add(sb.toString());
}
// Generate some more keys to achieve better coverage.
for (int i = 0; i < 100; i++) keys.add(UUID.randomUUID());
for (Object key : keys) {
UUID nodeId = grid(0).mapKeyToNode(PARTITIONED_CACHE_NAME, key).id();
UUID clientNodeId = partitioned.affinity(key);
assertEquals(
"Invalid affinity mapping for REST response for key: " + key, nodeId, clientNodeId);
}
}
/** @throws Exception If failed. */
public void testInvalidateFlag() throws Exception {
GridEx g0 = grid(0);
GridCache<String, String> cache = g0.cache(PARTITIONED_CACHE_NAME);
String key = null;
for (int i = 0; i < 10_000; i++) {
if (!cache.affinity().isPrimaryOrBackup(g0.localNode(), String.valueOf(i))) {
key = String.valueOf(i);
break;
}
}
assertNotNull(key);
cache.put(key, key); // Create entry in near cache, it is invalidated if INVALIDATE flag is set.
assertNotNull(cache.peek(key));
GridClientData d = client.data(PARTITIONED_CACHE_NAME);
d.flagsOn(GridClientCacheFlag.INVALIDATE).put(key, "zzz");
for (Grid g : G.allGrids()) {
cache = g.cache(PARTITIONED_CACHE_NAME);
if (cache.affinity().isPrimaryOrBackup(g.localNode(), key))
assertEquals("zzz", cache.peek(key));
else assertNull(cache.peek(key));
}
}
/** @throws Exception If failed. */
public void testSyncCommitRollbackFlags() throws Exception {
commSpiEnabled = true;
try {
GridClientData data = client.data(REPLICATED_ASYNC_CACHE_NAME);
info("Before put x1");
data.put("x1", "y1");
info("Before put x2");
data.flagsOn(GridClientCacheFlag.SYNC_COMMIT).put("x2", "y2");
info("Before put x3");
data.put("x3", "y3");
info("Before put x4");
data.flagsOn(GridClientCacheFlag.SYNC_COMMIT).put("x4", "y4");
} finally {
commSpiEnabled = false;
}
}
/** @throws Exception If failed. */
public void testMultithreadedCommand() throws Exception {
final GridClientData data = client.data(PARTITIONED_CACHE_NAME);
final GridClientCompute compute = client.compute();
final AtomicInteger cnt = new AtomicInteger(0);
multithreaded(
new Callable<Object>() {
@Override
public Object call() throws Exception {
for (int i = 0; i < 20; i++) {
String key = UUID.randomUUID().toString();
String val = UUID.randomUUID().toString();
switch (cnt.incrementAndGet() % 4) {
case 0:
{
assertTrue(data.put(key, val));
assertEquals(val, data.get(key));
assertTrue(data.remove(key));
break;
}
case 1:
{
assertNotNull(data.metrics());
break;
}
case 2:
{
String nodeId = compute.execute(TestTask.class.getName(), null);
assertNotNull(nodeId);
assertNotNull(compute.refreshNode(UUID.fromString(nodeId), true, true));
break;
}
case 3:
{
assertEquals(NODES_CNT, compute.refreshTopology(true, true).size());
break;
}
}
}
return null;
}
},
50,
"multithreaded-client-access");
}
/** @throws Exception If failed. */
public void testAffinityPut() throws Exception {
Thread.sleep(2 * TOP_REFRESH_FREQ);
assertEquals(NODES_CNT, client.compute().refreshTopology(false, false).size());
Map<UUID, Grid> gridsByLocNode = new HashMap<>(NODES_CNT);
GridClientData partitioned = client.data(PARTITIONED_CACHE_NAME);
GridClientCompute compute = client.compute();
for (int i = 0; i < NODES_CNT; i++) gridsByLocNode.put(grid(i).localNode().id(), grid(i));
for (int i = 0; i < 100; i++) {
String key = "key" + i;
UUID primaryNodeId = grid(0).mapKeyToNode(PARTITIONED_CACHE_NAME, key).id();
assertEquals("Affinity mismatch for key: " + key, primaryNodeId, partitioned.affinity(key));
assertEquals(primaryNodeId, partitioned.affinity(key));
// Must go to primary node only. Since backup count is 0, value must present on
// primary node only.
partitioned.put(key, "val" + key);
for (Map.Entry<UUID, Grid> entry : gridsByLocNode.entrySet()) {
Object val = entry.getValue().cache(PARTITIONED_CACHE_NAME).peek(key);
if (primaryNodeId.equals(entry.getKey())) assertEquals("val" + key, val);
else assertNull(val);
}
}
// Now check that we will see value in near cache in pinned mode.
for (int i = 100; i < 200; i++) {
String pinnedKey = "key" + i;
UUID primaryNodeId = grid(0).mapKeyToNode(PARTITIONED_CACHE_NAME, pinnedKey).id();
UUID pinnedNodeId = F.first(F.view(gridsByLocNode.keySet(), F.notEqualTo(primaryNodeId)));
GridClientNode node = compute.node(pinnedNodeId);
partitioned.pinNodes(node).put(pinnedKey, "val" + pinnedKey);
for (Map.Entry<UUID, Grid> entry : gridsByLocNode.entrySet()) {
Object val = entry.getValue().cache(PARTITIONED_CACHE_NAME).peek(pinnedKey);
if (primaryNodeId.equals(entry.getKey()) || pinnedNodeId.equals(entry.getKey()))
assertEquals("val" + pinnedKey, val);
else assertNull(val);
}
}
}
/** @throws Exception If failed. */
public void testAffinityExecute() throws Exception {
GridClientCompute dflt = client.compute();
GridClientData data = client.data(PARTITIONED_CACHE_NAME);
Collection<? extends GridClientNode> nodes = dflt.nodes();
assertEquals(NODES_CNT, nodes.size());
for (int i = 0; i < NODES_CNT; i++) {
Grid g = grid(i);
assert g != null;
int affinityKey = -1;
for (int key = 0; key < 10000; key++) {
if (g.localNode().id().equals(data.affinity(key))) {
affinityKey = key;
break;
}
}
if (affinityKey == -1)
throw new Exception("Unable to found key for which node is primary: " + g.localNode().id());
GridClientNode clientNode = dflt.node(g.localNode().id());
assertNotNull("Client node for " + g.localNode().id() + " was not found", clientNode);
String res =
dflt.affinityExecute(TestTask.class.getName(), PARTITIONED_CACHE_NAME, affinityKey, null);
assertNotNull(res);
assertEquals(g.localNode().id().toString(), res);
}
}