/** Stops Jetty. */
private void stopJetty() {
// Jetty does not really stop the server if port is busy.
try {
if (httpSrv != null) {
// If server was successfully started, deregister ports.
if (httpSrv.isStarted()) ctx.ports().deregisterPorts(getClass());
// Record current interrupted status of calling thread.
boolean interrupted = Thread.interrupted();
try {
httpSrv.stop();
} finally {
// Reset interrupted flag on calling thread.
if (interrupted) Thread.currentThread().interrupt();
}
}
} catch (InterruptedException ignored) {
if (log.isDebugEnabled()) log.debug("Thread has been interrupted.");
Thread.currentThread().interrupt();
} catch (Exception e) {
U.error(log, "Failed to stop Jetty HTTP server.", e);
}
}
/** @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 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);
}
}
}
/**
* @param alias Class alias.
* @return Deployed class.
*/
@Nullable
private GridDeployment getDeployment(String alias) {
assert Thread.holdsLock(mux);
LinkedList<GridDeployment> deps = cache.get(alias);
if (deps != null) {
assert !deps.isEmpty();
GridDeployment dep = deps.getFirst();
if (!dep.isUndeployed()) {
return dep;
}
}
return null;
}
/**
* @param depMode Deployment mode.
* @param ldr Class loader to deploy.
* @param cls Class.
* @param alias Class alias.
* @return Deployment.
*/
@SuppressWarnings({"ConstantConditions"})
private GridDeployment deploy(
GridDeploymentMode depMode, ClassLoader ldr, Class<?> cls, String alias) {
assert Thread.holdsLock(mux);
LinkedList<GridDeployment> cachedDeps = null;
GridDeployment dep = null;
// Find existing class loader info.
for (LinkedList<GridDeployment> deps : cache.values()) {
for (GridDeployment d : deps) {
if (d.classLoader() == ldr) {
// Cache class and alias.
d.addDeployedClass(cls, alias);
cachedDeps = deps;
dep = d;
break;
}
}
if (cachedDeps != null) {
break;
}
}
if (cachedDeps != null) {
assert dep != null;
cache.put(alias, cachedDeps);
if (!cls.getName().equals(alias)) {
// Cache by class name as well.
cache.put(cls.getName(), cachedDeps);
}
return dep;
}
GridUuid ldrId = GridUuid.randomUuid();
long seqNum = seq.incrementAndGet();
String userVer = getUserVersion(ldr);
dep = new GridDeployment(depMode, ldr, ldrId, seqNum, userVer, cls.getName(), true);
dep.addDeployedClass(cls, alias);
LinkedList<GridDeployment> deps =
F.addIfAbsent(cache, alias, F.<GridDeployment>newLinkedList());
if (!deps.isEmpty()) {
for (GridDeployment d : deps) {
if (!d.isUndeployed()) {
U.error(
log,
"Found more than one active deployment for the same resource "
+ "[cls="
+ cls
+ ", depMode="
+ depMode
+ ", dep="
+ d
+ ']');
return null;
}
}
}
// Add at the beginning of the list for future fast access.
deps.addFirst(dep);
if (!cls.getName().equals(alias)) {
// Cache by class name as well.
cache.put(cls.getName(), deps);
}
if (log.isDebugEnabled()) {
log.debug("Created new deployment: " + dep);
}
return dep;
}
/** {@inheritDoc} */
@Nullable
@SuppressWarnings({"UnusedCatchParameter"})
@Override
public GridDeployment getDeployment(GridDeploymentMetadata meta) {
GridDeployment dep;
Class<?> cls = null;
String alias = meta.alias();
synchronized (mux) {
// Validate metadata.
assert meta.alias() != null;
dep = getDeployment(meta.alias());
if (dep != null) {
if (log.isDebugEnabled()) {
log.debug("Acquired deployment class from local cache: " + dep);
}
return dep;
}
GridDeploymentResource rsrc = spi.findResource(meta.alias());
if (rsrc != null) {
dep =
deploy(
ctx.config().getDeploymentMode(),
rsrc.getClassLoader(),
rsrc.getResourceClass(),
alias);
if (dep == null) {
return null;
}
if (log.isDebugEnabled()) {
log.debug("Acquired deployment class from SPI: " + dep);
}
}
// Auto-deploy.
else {
ClassLoader ldr = meta.classLoader();
if (ldr == null) {
ldr = Thread.currentThread().getContextClassLoader();
// Safety.
if (ldr == null) {
ldr = ctxLdr;
}
}
// Don't auto-deploy locally in case of nested execution.
if (ldr instanceof GridDeploymentClassLoader) {
return null;
}
try {
// Check that class can be loaded.
cls = ldr.loadClass(meta.alias());
spi.register(ldr, cls);
rsrc = spi.findResource(alias);
if (rsrc != null && rsrc.getResourceClass().equals(cls)) {
if (log.isDebugEnabled()) {
log.debug("Retrieved auto-loaded resource from spi: " + rsrc);
}
dep = deploy(ctx.config().getDeploymentMode(), ldr, cls, alias);
if (dep == null) {
return null;
}
} else {
U.warn(
log,
"Failed to find resource from deployment SPI even after registering it: "
+ meta.alias());
return null;
}
} catch (ClassNotFoundException e) {
if (log.isDebugEnabled()) {
log.debug(
"Failed to load class for local auto-deployment [ldr="
+ ldr
+ ", meta="
+ meta
+ ']');
}
return null;
} catch (GridSpiException e) {
U.error(log, "Failed to deploy local class: " + meta.alias(), e);
return null;
}
}
}
if (cls != null) {
recordDeploy(cls, alias, meta.isRecord());
dep.addDeployedClass(cls, meta.className(), meta.alias());
}
if (log.isDebugEnabled()) {
log.debug("Acquired deployment class: " + dep);
}
return dep;
}
