/** @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. */
@SuppressWarnings({"ObjectEquality"})
public void testDifferentTasks() throws Exception {
Grid grid1 = null;
Grid grid2 = null;
try {
grid1 = startGrid(1, new GridSpringResourceContextImpl(new GenericApplicationContext()));
grid2 = startGrid(2, new GridSpringResourceContextImpl(new GenericApplicationContext()));
// Execute different tasks.
grid1.compute().execute(SharedResourceTask1.class, null).get();
grid1.compute().execute(SharedResourceTask2.class, null).get();
// In ISOLATED_CLASSLOADER mode tasks should have the class
// loaders because they have the same CL locally and thus the same
// resources.
// So 1 resource locally and 1 remotely
assert task1Rsrc1 == task2Rsrc1;
assert task1Rsrc2 == task2Rsrc2;
assert task1Rsrc3 == task2Rsrc3;
assert task1Rsrc4 == task2Rsrc4;
checkUsageCount(createClss, UserResource1.class, 4);
checkUsageCount(createClss, UserResource2.class, 4);
checkUsageCount(deployClss, UserResource1.class, 4);
checkUsageCount(deployClss, UserResource2.class, 4);
} finally {
GridTestUtils.close(grid1, log());
GridTestUtils.close(grid2, log());
}
checkUsageCount(undeployClss, UserResource1.class, 4);
checkUsageCount(undeployClss, UserResource2.class, 4);
}
/** @throws Exception If failed. */
@SuppressWarnings("unchecked")
public void testCancel() throws Exception {
Grid grid = G.grid(getTestGridName());
grid.compute()
.localDeployTask(GridCancelTestTask.class, U.detectClassLoader(GridCancelTestTask.class));
GridComputeTaskFuture<?> fut = grid.compute().execute(GridCancelTestTask.class.getName(), null);
// Wait until jobs begin execution.
boolean await = startSignal.await(WAIT_TIME, TimeUnit.MILLISECONDS);
assert await : "Jobs did not start.";
info("Test task result: " + fut);
assert fut != null;
// Only first job should successfully complete.
Object res = fut.get();
assert (Integer) res == 1;
// Wait for all jobs to finish.
await = stopSignal.await(WAIT_TIME, TimeUnit.MILLISECONDS);
assert await : "Jobs did not stop.";
// One is definitely processed. But there might be some more processed or cancelled or processed
// and cancelled.
// Thus total number should be at least SPLIT_COUNT and at most (SPLIT_COUNT - 1) *2 +1
assert (cancelCnt + processedCnt) >= SPLIT_COUNT
&& (cancelCnt + processedCnt) <= (SPLIT_COUNT - 1) * 2 + 1
: "Invalid cancel count value: " + cancelCnt;
}
/** @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 testProjectionRun() throws Exception {
GridClientCompute dflt = client.compute();
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;
GridClientNode clientNode = dflt.node(g.localNode().id());
assertNotNull("Client node for " + g.localNode().id() + " was not found", clientNode);
GridClientCompute prj = dflt.projection(clientNode);
String res = prj.execute(TestTask.class.getName(), null);
assertNotNull(res);
assertEquals(g.localNode().id().toString(), res);
}
}
/**
* Ensure that {@link GridComputeJobMasterLeaveAware} callback is invoked on job which is
* initiated by master and is currently running on it.
*
* @throws Exception If failed.
*/
public void testLocalJobOnMaster() throws Exception {
invokeLatch = new CountDownLatch(1);
jobLatch = new CountDownLatch(1);
Grid g = startGrid(0);
g.compute().execute(new TestTask(1), null);
jobLatch.await();
// Count down the latch in a separate thread.
new Thread(
new Runnable() {
@Override
public void run() {
try {
U.sleep(500);
} catch (GridInterruptedException ignore) {
// No-op.
}
latch.countDown();
}
})
.start();
stopGrid(0, true);
latch.countDown();
assert invokeLatch.await(5000, MILLISECONDS);
}
/**
* Listen to events coming from all grid nodes.
*
* @throws GridException If failed.
*/
private static void remoteListen() throws GridException {
Grid g = GridGain.grid();
GridCache<Integer, String> cache = g.cache(CACHE_NAME);
// Register remote event listeners on all nodes running cache.
GridFuture<?> fut =
g.forCache(CACHE_NAME)
.events()
.remoteListen(
// This optional local callback is called for each event notification
// that passed remote predicate filter.
new GridBiPredicate<UUID, GridCacheEvent>() {
@Override
public boolean apply(UUID nodeId, GridCacheEvent evt) {
System.out.println();
System.out.println(
"Received event [evt="
+ evt.name()
+ ", key="
+ evt.key()
+ ", oldVal="
+ evt.oldValue()
+ ", newVal="
+ evt.newValue());
return true; // Return true to continue listening.
}
},
// Remote filter which only accepts events for keys that are
// greater or equal than 10 and if local node is primary for this key.
new GridPredicate<GridCacheEvent>() {
/** Auto-inject grid instance. */
@GridInstanceResource private Grid g;
@Override
public boolean apply(GridCacheEvent evt) {
Integer key = evt.key();
return key >= 10
&& g.cache(CACHE_NAME).affinity().isPrimary(g.localNode(), key);
}
},
// Types of events for which listeners are registered.
EVT_CACHE_OBJECT_PUT,
EVT_CACHE_OBJECT_READ,
EVT_CACHE_OBJECT_REMOVED);
// Wait until event listeners are subscribed on all nodes.
fut.get();
int keyCnt = 20;
// Generate cache events.
for (int i = 0; i < keyCnt; i++) cache.putx(i, Integer.toString(i));
}
/** @throws Exception If failed. */
@SuppressWarnings({"ObjectEquality"})
public void testUndeployedTask() throws Exception {
Grid grid1 = null;
Grid grid2 = null;
try {
grid1 = startGrid(1, new GridSpringResourceContextImpl(new GenericApplicationContext()));
grid2 = startGrid(2, new GridSpringResourceContextImpl(new GenericApplicationContext()));
// Execute tasks.
grid1.compute().execute(SharedResourceTask1.class, null).get();
grid1.compute().execute(SharedResourceTask2.class, null).get();
grid1.compute().undeployTask(SharedResourceTask1.class.getName());
// Wait until resources get undeployed remotely
// because undeploy is asynchronous apply.
Thread.sleep(3000);
// 1 local and 1 remote resource instances
checkUsageCount(createClss, UserResource1.class, 4);
checkUsageCount(deployClss, UserResource1.class, 4);
checkUsageCount(createClss, UserResource2.class, 4);
checkUsageCount(deployClss, UserResource2.class, 4);
checkUsageCount(undeployClss, UserResource1.class, 4);
checkUsageCount(undeployClss, UserResource2.class, 4);
grid1.compute().undeployTask(SharedResourceTask2.class.getName());
// Wait until resources get undeployed remotely
// because undeploy is asynchronous apply.
Thread.sleep(3000);
// We undeployed last task for this class loader and resources.
// All resources should be undeployed.
checkUsageCount(undeployClss, UserResource1.class, 4);
checkUsageCount(undeployClss, UserResource2.class, 4);
// Execute the same tasks.
grid1.compute().execute(SharedResourceTask1.class, null).get();
grid1.compute().execute(SharedResourceTask2.class, null).get();
// 2 new resources.
checkUsageCount(createClss, UserResource1.class, 8);
checkUsageCount(deployClss, UserResource1.class, 8);
checkUsageCount(createClss, UserResource2.class, 8);
checkUsageCount(deployClss, UserResource2.class, 8);
} finally {
GridTestUtils.close(grid1, log());
GridTestUtils.close(grid2, log());
}
checkUsageCount(undeployClss, UserResource1.class, 8);
checkUsageCount(undeployClss, UserResource2.class, 8);
}
/** @throws Exception If failed. */
public void testTopologyListener() throws Exception {
final Collection<UUID> added = new ArrayList<>(1);
final Collection<UUID> rmvd = new ArrayList<>(1);
final CountDownLatch addedLatch = new CountDownLatch(1);
final CountDownLatch rmvLatch = new CountDownLatch(1);
assertEquals(NODES_CNT, client.compute().refreshTopology(false, false).size());
GridClientTopologyListener lsnr =
new GridClientTopologyListener() {
@Override
public void onNodeAdded(GridClientNode node) {
added.add(node.nodeId());
addedLatch.countDown();
}
@Override
public void onNodeRemoved(GridClientNode node) {
rmvd.add(node.nodeId());
rmvLatch.countDown();
}
};
client.addTopologyListener(lsnr);
try {
Grid g = startGrid(NODES_CNT + 1);
UUID id = g.localNode().id();
assertTrue(addedLatch.await(2 * TOP_REFRESH_FREQ, MILLISECONDS));
assertEquals(1, added.size());
assertEquals(id, F.first(added));
stopGrid(NODES_CNT + 1);
assertTrue(rmvLatch.await(2 * TOP_REFRESH_FREQ, MILLISECONDS));
assertEquals(1, rmvd.size());
assertEquals(id, F.first(rmvd));
} finally {
client.removeTopologyListener(lsnr);
stopGrid(NODES_CNT + 1);
}
}
/** {@inheritDoc} */
@Override
protected Collection<? extends GridComputeJob> split(int gridSize, Object arg)
throws GridException {
Collection<GridComputeJobAdapter> jobs = new ArrayList<>(gridSize);
this.gridSize = gridSize;
final String locNodeId = grid.localNode().id().toString();
for (int i = 0; i < gridSize; i++) {
jobs.add(
new GridComputeJobAdapter() {
@SuppressWarnings("OverlyStrongTypeCast")
@Override
public Object execute() {
try {
Thread.sleep(1000);
} catch (InterruptedException ignored) {
Thread.currentThread().interrupt();
}
return new GridBiTuple<>(locNodeId, 1);
}
});
}
return jobs;
}
/**
* Sends optional message. If message is {@code null} - it's no-op.
*
* @param nodeId ID of the node to send message to.
* @param respMsg Message to send.
* @throws GridException Thrown in case of any errors.
*/
private void send(UUID nodeId, @Nullable Object respMsg) throws GridException {
assert nodeId != null;
if (respMsg != null) {
GridNode node = grid.node(nodeId);
if (node != null) grid.forNode(node).message().send(null, respMsg); // Can still fail.
else
throw new GridException(
"Failed to send message since destination node has "
+ "left topology (ignoring) [nodeId="
+ nodeId
+ ", respMsg="
+ respMsg
+ ']');
}
}
/** @throws Exception If failed. */
public void testSameTaskFromTwoNodesLeft() throws Exception {
Grid grid1 = null;
Grid grid2 = null;
Grid grid3 = null;
try {
grid1 = startGrid(1, new GridSpringResourceContextImpl(new GenericApplicationContext()));
grid2 = startGrid(2, new GridSpringResourceContextImpl(new GenericApplicationContext()));
grid3 = startGrid(3, new GridSpringResourceContextImpl(new GenericApplicationContext()));
grid1.compute().execute(SharedResourceTask1.class, null).get();
grid2.compute().execute(SharedResourceTask1.class, null).get();
checkUsageCount(createClss, UserResource1.class, 6);
checkUsageCount(deployClss, UserResource1.class, 6);
checkUsageCount(createClss, UserResource2.class, 6);
checkUsageCount(deployClss, UserResource2.class, 6);
checkUsageCount(undeployClss, UserResource1.class, 0);
checkUsageCount(undeployClss, UserResource2.class, 0);
GridTestUtils.close(grid1, log());
// Wait until other nodes get notified
// this grid1 left.
Thread.sleep(1000);
// Undeployment happened only on Grid1.
checkUsageCount(undeployClss, UserResource1.class, 2);
checkUsageCount(undeployClss, UserResource2.class, 2);
GridTestUtils.close(grid2, log());
// Wait until resources get undeployed remotely
// because undeploy is asynchronous apply.
Thread.sleep(1000);
// Grid1 and Grid2
checkUsageCount(undeployClss, UserResource1.class, 4);
checkUsageCount(undeployClss, UserResource2.class, 4);
} finally {
GridTestUtils.close(grid1, log());
GridTestUtils.close(grid2, log());
GridTestUtils.close(grid3, log());
}
}
/** @throws Exception If failed. */
@SuppressWarnings("unchecked")
public void testRedeployedTask() throws Exception {
Grid grid = startGrid(0, new GridSpringResourceContextImpl(new GenericApplicationContext()));
try {
// Execute same task with different class loaders. Second execution should redeploy first one.
grid.compute().execute(SharedResourceTask1.class, null).get();
checkUsageCount(createClss, UserResource1.class, 2);
checkUsageCount(createClss, UserResource2.class, 2);
checkUsageCount(deployClss, UserResource1.class, 2);
checkUsageCount(deployClss, UserResource2.class, 2);
// Change class loader of the task. So it's just implicit redeploy.
ClassLoader tstClsLdr =
new GridTestClassLoader(
null,
getClass().getClassLoader(),
SharedResourceTask1.class.getName(),
GridResourceSharedUndeploySelfTest.SharedResourceTask1.GridSharedJob1.class.getName(),
GridResourceSharedUndeploySelfTest.class.getName());
Class<? extends GridComputeTask<Object, Object>> taskCls =
(Class<? extends GridComputeTask<Object, Object>>)
tstClsLdr.loadClass(SharedResourceTask1.class.getName());
grid.compute().execute(taskCls, null).get();
// Old resources should be undeployed at this point.
checkUsageCount(undeployClss, UserResource1.class, 2);
checkUsageCount(undeployClss, UserResource2.class, 2);
// We should detect redeployment and create new resources.
checkUsageCount(createClss, UserResource1.class, 4);
checkUsageCount(createClss, UserResource2.class, 4);
checkUsageCount(deployClss, UserResource1.class, 4);
checkUsageCount(deployClss, UserResource2.class, 4);
} finally {
GridTestUtils.close(grid, log());
}
checkUsageCount(undeployClss, UserResource1.class, 4);
checkUsageCount(undeployClss, UserResource2.class, 4);
}
/** @throws Exception If failed. */
public void testDifferentTaskNameLocally() throws Exception {
Grid grid = startGrid(0, new GridSpringResourceContextImpl(new GenericApplicationContext()));
// Versions are different - should not share
// 2 resource created locally
try {
grid.compute().execute(SharedResourceTask1Version1.class, null).get();
try {
grid.compute().execute(SharedResourceTask1Version2.class, null).get();
assert false : "SharedResourceTask4 should not be allowed to deploy.";
} catch (GridException e) {
info("Received expected exception: " + e);
}
} finally {
GridTestUtils.close(grid, log());
}
}
/** @throws Exception If failed. */
public void testSameTaskLocally() throws Exception {
Grid grid = startGrid(0, new GridSpringResourceContextImpl(new GenericApplicationContext()));
try {
// Execute the same task twice.
// 1 resource created locally
grid.compute().execute(SharedResourceTask1.class, null).get();
grid.compute().execute(SharedResourceTask1.class, null).get();
checkUsageCount(createClss, UserResource1.class, 2);
checkUsageCount(createClss, UserResource2.class, 2);
checkUsageCount(deployClss, UserResource1.class, 2);
checkUsageCount(deployClss, UserResource2.class, 2);
} finally {
GridTestUtils.close(grid, log());
}
checkUsageCount(undeployClss, UserResource1.class, 2);
checkUsageCount(undeployClss, UserResource2.class, 2);
}
/**
* Tests that failover don't pick local node if it has been excluded from topology.
*
* @throws Exception If failed.
*/
@SuppressWarnings({"WaitNotInLoop", "UnconditionalWait", "unchecked"})
public void testFailoverTopology() throws Exception {
try {
Grid grid1 = startGrid(1);
Grid grid2 = startGrid(2);
assert grid1 != null;
assert grid2 != null;
grid1.compute().localDeployTask(JobTask.class, JobTask.class.getClassLoader());
try {
GridComputeTaskFuture<String> fut;
synchronized (mux) {
fut = grid1.compute().execute(JobTask.class, null);
mux.wait();
}
stopAndCancelGrid(2);
String res = fut.get();
info("Task result: " + res);
} catch (GridException e) {
info("Got unexpected grid exception: " + e);
}
info("Failed over: " + failCnt.get());
assert failCnt.get() == 1
: "Invalid fail over counter [expected=1, actual=" + failCnt.get() + ']';
} finally {
stopGrid(1);
// Stopping stopped instance just in case.
stopGrid(2);
}
}
/**
* Listen to events that happen only on local node.
*
* @throws GridException If failed.
*/
private static void localListen() throws GridException {
Grid g = GridGain.grid();
// Register event listener for all local task execution events.
g.events()
.localListen(
new GridPredicate<GridEvent>() {
@Override
public boolean apply(GridEvent evt) {
GridTaskEvent taskEvt = (GridTaskEvent) evt;
System.out.println();
System.out.println(
"Git event notification [evt="
+ evt.name()
+ ", taskName="
+ taskEvt.taskName()
+ ']');
return true;
}
},
EVTS_TASK_EXECUTION);
// Generate task events.
g.compute()
.withName("example-event-task")
.run(
new GridRunnable() {
@Override
public void run() {
System.out.println();
System.out.println("Executing sample job.");
}
})
.get();
}
/** @throws Exception If failed. */
public void testSameTaskFromTwoNodesUndeploy() throws Exception {
Grid grid1 = null;
Grid grid2 = null;
Grid grid3 = null;
try {
grid1 = startGrid(1, new GridSpringResourceContextImpl(new GenericApplicationContext()));
grid2 = startGrid(2, new GridSpringResourceContextImpl(new GenericApplicationContext()));
grid3 = startGrid(3, new GridSpringResourceContextImpl(new GenericApplicationContext()));
grid1.compute().execute(SharedResourceTask1.class, null).get();
grid2.compute().execute(SharedResourceTask1.class, null).get();
checkUsageCount(createClss, UserResource1.class, 6);
checkUsageCount(deployClss, UserResource1.class, 6);
checkUsageCount(createClss, UserResource2.class, 6);
checkUsageCount(deployClss, UserResource2.class, 6);
checkUsageCount(undeployClss, UserResource1.class, 0);
checkUsageCount(undeployClss, UserResource2.class, 0);
grid1.compute().undeployTask(SharedResourceTask1.class.getName());
// Wait until resources get undeployed remotely
// because undeploy is asynchronous apply.
Thread.sleep(3000);
checkUsageCount(undeployClss, UserResource1.class, 6);
checkUsageCount(undeployClss, UserResource2.class, 6);
grid2.compute().undeployTask(SharedResourceTask1.class.getName());
// Wait until resources get undeployed remotely
// because undeploy is asynchronous apply.
Thread.sleep(3000);
// All Tasks from originating nodes were undeployed. All resources should be cleaned up.
checkUsageCount(undeployClss, UserResource1.class, 6);
checkUsageCount(undeployClss, UserResource2.class, 6);
} finally {
GridTestUtils.close(grid1, log());
GridTestUtils.close(grid2, log());
GridTestUtils.close(grid3, log());
}
}
/** @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);
}
}
/** {@inheritDoc} */
@Nullable
@Override
public final Map<? extends GridComputeJob, GridNode> map(
List<GridNode> subgrid, @Nullable GridGgfsTaskArgs<T> args) throws GridException {
assert grid != null;
assert args != null;
GridGgfs ggfs = grid.ggfs(args.ggfsName());
GridGgfsProcessorAdapter ggfsProc = ((GridKernal) grid).context().ggfs();
Map<GridComputeJob, GridNode> splitMap = new HashMap<>();
Map<UUID, GridNode> nodes = mapSubgrid(subgrid);
for (GridGgfsPath path : args.paths()) {
GridGgfsFile file = ggfs.info(path);
if (file == null) {
if (args.skipNonExistentFiles()) continue;
else
throw new GridException("Failed to process GGFS file because it doesn't exist: " + path);
}
Collection<GridGgfsBlockLocation> aff =
ggfs.affinity(path, 0, file.length(), args.maxRangeLength());
long totalLen = 0;
for (GridGgfsBlockLocation loc : aff) {
GridNode node = null;
for (UUID nodeId : loc.nodeIds()) {
node = nodes.get(nodeId);
if (node != null) break;
}
if (node == null)
throw new GridException(
"Failed to find any of block affinity nodes in subgrid [loc="
+ loc
+ ", subgrid="
+ subgrid
+ ']');
GridGgfsJob job =
createJob(path, new GridGgfsFileRange(file.path(), loc.start(), loc.length()), args);
if (job != null) {
GridComputeJob jobImpl =
ggfsProc.createJob(
job, ggfs.name(), file.path(), loc.start(), loc.length(), args.recordResolver());
splitMap.put(jobImpl, node);
}
totalLen += loc.length();
}
assert totalLen == file.length();
}
return splitMap;
}