/**
* Checks that gets work for implicit txs.
*
* @param cache Cache to test.
* @throws Exception If failed.
*/
private void checkExplicitTx(Ignite ignite, IgniteCache<String, String> cache) throws Exception {
IgniteCache<String, String> asyncCache = cache.withAsync();
Transaction tx = ignite.transactions().txStart();
try {
assertNull(cache.get("key1"));
tx.commit();
} finally {
tx.close();
}
tx = ignite.transactions().txStart();
try {
asyncCache.get("key2");
assertNull(asyncCache.future().get());
tx.commit();
} finally {
tx.close();
}
tx = ignite.transactions().txStart();
try {
assertTrue(cache.getAll(F.asSet("key3", "key4")).isEmpty());
tx.commit();
} finally {
tx.close();
}
tx = ignite.transactions().txStart();
try {
asyncCache.getAll(F.asSet("key5", "key6"));
assertTrue(((Map) asyncCache.future().get()).isEmpty());
tx.commit();
} finally {
tx.close();
}
tx = ignite.transactions().txStart();
try {
cache.put("key7", "key7");
cache.remove("key7");
assertNull(cache.get("key7"));
tx.commit();
} finally {
tx.close();
}
checkEmpty(cache);
}
/**
* Change topology.
*
* @param parent Grid to execute tasks on.
* @param add New nodes count.
* @param rmv Remove nodes count.
* @param type Type of nodes to manipulate.
*/
private static void changeTopology(Ignite parent, int add, int rmv, String type) {
Collection<ComputeTaskFuture<?>> tasks = new ArrayList<>();
IgniteCompute comp = parent.compute().withAsync();
// Start nodes in parallel.
while (add-- > 0) {
comp.execute(ClientStartNodeTask.class, type);
tasks.add(comp.future());
}
for (ComputeTaskFuture<?> task : tasks) task.get();
// Stop nodes in sequence.
while (rmv-- > 0) parent.compute().execute(ClientStopNodeTask.class, type);
// Wait for node stops.
// U.sleep(1000);
Collection<String> gridNames = new ArrayList<>();
for (Ignite g : G.allGrids()) gridNames.add(g.name());
parent.log().info(">>> Available grids: " + gridNames);
}
/** {@inheritDoc} */
@Override
public Set<Long> call() throws IgniteCheckedException {
assert ignite != null;
if (log.isInfoEnabled())
log.info("Running GetAndIncrementJob on node: " + ignite.cluster().localNode().id());
IgniteAtomicSequence seq = ignite.atomicSequence(seqName, 0, true);
assert seq != null;
// Result set.
Set<Long> resSet = new HashSet<>();
// Get sequence value and try to put it result set.
for (int i = 0; i < retries; i++) {
long val = seq.getAndIncrement();
assert !resSet.contains(val) : "Element already in set : " + val;
resSet.add(val);
}
return resSet;
}
/**
* Tests preset eviction policy.
*
* @throws Exception If failed.
*/
private void checkPolicy0() throws Exception {
for (TransactionConcurrency concurrency : TransactionConcurrency.values()) {
txConcurrency = concurrency;
for (TransactionIsolation isolation : TransactionIsolation.values()) {
txIsolation = isolation;
Ignite g = startGrids();
IgniteCache<String, String> cache = g.cache(null);
try {
info(
">>> Checking policy [txConcurrency="
+ txConcurrency
+ ", txIsolation="
+ txIsolation
+ ", plc="
+ plc
+ ", nearPlc="
+ nearPlc
+ ']');
checkExplicitTx(g, cache);
checkImplicitTx(cache);
} finally {
stopAllGrids();
}
}
}
}
/**
* Injects resources.
*
* @param ignite Ignite
*/
@IgniteInstanceResource
private void injectResources(Ignite ignite) {
if (ignite != null) {
// Inject resources.
gridName = ignite.name();
locNodeId = ignite.configuration().getNodeId();
} else {
// Cleanup resources.
gridName = null;
locNodeId = null;
}
}
/** {@inheritDoc} */
@Override
protected void beforeTestsStarted() throws Exception {
chunk = new byte[128];
for (int i = 0; i < chunk.length; i++) chunk[i] = (byte) i;
Ignite igniteSecondary =
startGridWithIgfs("grid-secondary", "igfs-secondary", PRIMARY, null, SECONDARY_REST_CFG);
IgfsSecondaryFileSystem hadoopFs =
new IgniteHadoopIgfsSecondaryFileSystem(SECONDARY_URI, SECONDARY_CFG);
Ignite ignite = startGridWithIgfs("grid", "igfs", mode, hadoopFs, PRIMARY_REST_CFG);
igfsSecondary = (IgfsImpl) igniteSecondary.fileSystem("igfs-secondary");
igfs = (IgfsImpl) ignite.fileSystem("igfs");
}
/** @throws Exception if error occur. */
@SuppressWarnings("unchecked")
private void checkGar() throws Exception {
initGar = true;
String garDir = "modules/extdata/p2p/deploy";
String garFileName = "p2p.gar";
File origGarPath = U.resolveIgnitePath(garDir + '/' + garFileName);
File tmpPath = new File(System.getProperty("java.io.tmpdir"), UUID.randomUUID().toString());
if (!tmpPath.mkdir()) throw new IOException("Can not create temp directory");
try {
File newGarFile = new File(tmpPath, garFileName);
U.copy(origGarPath, newGarFile, false);
assert newGarFile.exists();
try {
garFile = "file:///" + tmpPath.getAbsolutePath();
try {
Ignite ignite1 = startGrid(1);
Ignite ignite2 = startGrid(2);
Integer res =
ignite1
.compute()
.<UUID, Integer>execute(TASK_NAME, ignite2.cluster().localNode().id());
assert res != null;
} finally {
stopGrid(1);
stopGrid(2);
}
} finally {
if (newGarFile != null && !newGarFile.delete()) error("Can not delete temp gar file");
}
} finally {
if (!tmpPath.delete()) error("Can not delete temp directory");
}
}
/**
* Checks for explicit events configuration.
*
* @param ignite Grid instance.
* @return {@code true} if all task events explicitly specified in configuration.
*/
public static boolean checkExplicitTaskMonitoring(Ignite ignite) {
int[] evts = ignite.configuration().getIncludeEventTypes();
if (F.isEmpty(evts)) return false;
for (int evt : VISOR_TASK_EVTS) {
if (!F.contains(evts, evt)) return false;
}
return true;
}
/** {@inheritDoc} */
@Override
protected Object executeJob(int gridSize, String type) {
log.info(">>> Starting new grid node [currGridSize=" + gridSize + ", arg=" + type + "]");
if (type == null) throw new IllegalArgumentException("Node type to start should be specified.");
IgniteConfiguration cfg = getConfig(type);
// Generate unique for this VM grid name.
String gridName = cfg.getGridName() + " (" + UUID.randomUUID() + ")";
// Update grid name (required to be unique).
cfg.setGridName(gridName);
// Start new node in current VM.
Ignite g = G.start(cfg);
log.info(
">>> Grid started [nodeId=" + g.cluster().localNode().id() + ", name='" + g.name() + "']");
return true;
}
/**
* Example for start/stop node tasks.
*
* @param args Not used.
*/
public static void main(String[] args) {
String nodeType = "tcp+ssl";
// Start initial node = 1
try (Ignite g = G.start(NODE_CFG.get(nodeType))) {
// Change topology.
changeTopology(g, 4, 1, nodeType);
changeTopology(g, 1, 4, nodeType);
// Stop node by id = 0
g.compute().execute(ClientStopNodeTask.class, g.cluster().localNode().id().toString());
// Wait for node stops.
// U.sleep(1000);
assert G.allGrids().isEmpty();
} catch (Exception e) {
System.err.println("Uncaught exception: " + e.getMessage());
e.printStackTrace(System.err);
}
}
/**
* Test what happens if peer class loading is disabled.
*
* @throws Exception if error occur.
*/
@SuppressWarnings("unchecked")
private void checkClassNotFound() throws Exception {
initGar = false;
try {
Ignite ignite1 = startGrid(1);
Ignite ignite2 = startGrid(2);
Class task = extLdr.loadClass(TASK_NAME);
try {
ignite1.compute().execute(task, ignite2.cluster().localNode().id());
assert false;
} catch (IgniteException e) {
info("Received expected exception: " + e);
}
} finally {
stopGrid(1);
stopGrid(2);
}
}
/**
* Grabs local events and detects if events was lost since last poll.
*
* @param ignite Target grid.
* @param evtOrderKey Unique key to take last order key from node local map.
* @param evtThrottleCntrKey Unique key to take throttle count from node local map.
* @param evtTypes Event types to collect.
* @param evtMapper Closure to map grid events to Visor data transfer objects.
* @return Collections of node events
*/
public static Collection<VisorGridEvent> collectEvents(
Ignite ignite,
String evtOrderKey,
String evtThrottleCntrKey,
final int[] evtTypes,
IgniteClosure<Event, VisorGridEvent> evtMapper) {
assert ignite != null;
assert evtTypes != null && evtTypes.length > 0;
ConcurrentMap<String, Long> nl = ignite.cluster().nodeLocalMap();
final long lastOrder = getOrElse(nl, evtOrderKey, -1L);
final long throttle = getOrElse(nl, evtThrottleCntrKey, 0L);
// When we first time arrive onto a node to get its local events,
// we'll grab only last those events that not older than given period to make sure we are
// not grabbing GBs of data accidentally.
final long notOlderThan = System.currentTimeMillis() - EVENTS_COLLECT_TIME_WINDOW;
// Flag for detecting gaps between events.
final AtomicBoolean lastFound = new AtomicBoolean(lastOrder < 0);
IgnitePredicate<Event> p =
new IgnitePredicate<Event>() {
/** */
private static final long serialVersionUID = 0L;
@Override
public boolean apply(Event e) {
// Detects that events were lost.
if (!lastFound.get() && (lastOrder == e.localOrder())) lastFound.set(true);
// Retains events by lastOrder, period and type.
return e.localOrder() > lastOrder
&& e.timestamp() > notOlderThan
&& F.contains(evtTypes, e.type());
}
};
Collection<Event> evts = ignite.events().localQuery(p);
// Update latest order in node local, if not empty.
if (!evts.isEmpty()) {
Event maxEvt = Collections.max(evts, EVTS_ORDER_COMPARATOR);
nl.put(evtOrderKey, maxEvt.localOrder());
}
// Update throttle counter.
if (!lastFound.get())
nl.put(evtThrottleCntrKey, throttle == 0 ? EVENTS_LOST_THROTTLE : throttle - 1);
boolean lost = !lastFound.get() && throttle == 0;
Collection<VisorGridEvent> res = new ArrayList<>(evts.size() + (lost ? 1 : 0));
if (lost) res.add(new VisorGridEventsLost(ignite.cluster().localNode().id()));
for (Event e : evts) {
VisorGridEvent visorEvt = evtMapper.apply(e);
if (visorEvt != null) res.add(visorEvt);
}
return res;
}
/** @throws Exception If failed. */
private void doTest() throws Exception {
System.gc();
System.gc();
System.gc();
try {
useCache = true;
startGridsMultiThreaded(GRID_CNT);
useCache = false;
Ignite ignite = startGrid();
final IgniteDataStreamer<Integer, String> ldr = ignite.dataStreamer(null);
ldr.perNodeBufferSize(8192);
ldr.receiver(DataStreamerCacheUpdaters.<Integer, String>batchedSorted());
ldr.autoFlushFrequency(0);
final LongAdder8 cnt = new LongAdder8();
long start = U.currentTimeMillis();
Thread t =
new Thread(
new Runnable() {
@SuppressWarnings("BusyWait")
@Override
public void run() {
while (true) {
try {
Thread.sleep(10000);
} catch (InterruptedException ignored) {
break;
}
info(">>> Adds/sec: " + cnt.sumThenReset() / 10);
}
}
});
t.setDaemon(true);
t.start();
int threadNum = 2; // Runtime.getRuntime().availableProcessors();
multithreaded(
new Callable<Object>() {
@SuppressWarnings("InfiniteLoopStatement")
@Override
public Object call() throws Exception {
ThreadLocalRandom8 rnd = ThreadLocalRandom8.current();
while (true) {
int i = rnd.nextInt(ENTRY_CNT);
ldr.addData(i, vals[rnd.nextInt(vals.length)]);
cnt.increment();
}
}
},
threadNum,
"loader");
info("Closing loader...");
ldr.close(false);
long duration = U.currentTimeMillis() - start;
info("Finished performance test. Duration: " + duration + "ms.");
} finally {
stopAllGrids();
}
}