Examples with CacheClientNotifier org.apache.geode.internal.cache.tier.sockets.CacheClientNotifier used on opensource projects

Example 11 with CacheClientNotifier

use of org.apache.geode.internal.cache.tier.sockets.CacheClientNotifier in project geode by apache.

the class Simple2CacheServerDUnitTest method checkProxyIsPrimary.

private boolean checkProxyIsPrimary(VM vm) {
    SerializableCallable checkProxyIsPrimary = new SerializableCallable() {

        @Override
        public Object call() throws Exception {
            final CacheClientNotifier ccn = CacheClientNotifier.getInstance();
            Awaitility.waitAtMost(20, TimeUnit.SECONDS).until(() -> {
                return (ccn.getClientProxies().size() == 1);
            });
            Iterator iter_prox = ccn.getClientProxies().iterator();
            CacheClientProxy proxy = (CacheClientProxy) iter_prox.next();
            return proxy.isPrimary();
        }
    };
    return (Boolean) vm.invoke(checkProxyIsPrimary);
}

Example 12 with CacheClientNotifier

use of org.apache.geode.internal.cache.tier.sockets.CacheClientNotifier in project geode by apache.

the class RequestEventValue method cmdExecute.

public void cmdExecute(Message clientMessage, ServerConnection serverConnection, long start) throws IOException {
    Part eventIDPart = null, valuePart = null;
    EventID event = null;
    Object callbackArg = null;
    CachedRegionHelper crHelper = serverConnection.getCachedRegionHelper();
    StringBuffer errMessage = new StringBuffer();
    serverConnection.setAsTrue(REQUIRES_RESPONSE);
    // Retrieve the data from the message parts
    int parts = clientMessage.getNumberOfParts();
    eventIDPart = clientMessage.getPart(0);
    if (eventIDPart == null) {
        logger.warn(LocalizedMessage.create(LocalizedStrings.RequestEventValue_0_THE_EVENT_ID_FOR_THE_GET_EVENT_VALUE_REQUEST_IS_NULL, serverConnection.getName()));
        errMessage.append(" The event id for the get event value request is null.");
        writeErrorResponse(clientMessage, MessageType.REQUESTDATAERROR, errMessage.toString(), serverConnection);
        serverConnection.setAsTrue(RESPONDED);
    } else {
        try {
            event = (EventID) eventIDPart.getObject();
        } catch (Exception e) {
            writeException(clientMessage, e, false, serverConnection);
            serverConnection.setAsTrue(RESPONDED);
            return;
        }
        if (parts > 1) {
            valuePart = clientMessage.getPart(1);
            try {
                if (valuePart != null) {
                    callbackArg = valuePart.getObject();
                }
            } catch (Exception e) {
                writeException(clientMessage, e, false, serverConnection);
                serverConnection.setAsTrue(RESPONDED);
                return;
            }
        }
        if (logger.isTraceEnabled()) {
            logger.trace("{}: Received get event value request ({} bytes) from {}", serverConnection.getName(), clientMessage.getPayloadLength(), serverConnection.getSocketString());
        }
        CacheClientNotifier ccn = serverConnection.getAcceptor().getCacheClientNotifier();
        // Get the ha container.
        HAContainerWrapper haContainer = (HAContainerWrapper) ccn.getHaContainer();
        if (haContainer == null) {
            String reason = " was not found during get event value request";
            writeRegionDestroyedEx(clientMessage, "ha container", reason, serverConnection);
            serverConnection.setAsTrue(RESPONDED);
        } else {
            Object[] valueAndIsObject = new Object[2];
            try {
                Object data = haContainer.get(new HAEventWrapper(event));
                if (data == null) {
                    logger.warn(LocalizedMessage.create(LocalizedStrings.RequestEventValue_UNABLE_TO_FIND_A_CLIENT_UPDATE_MESSAGE_FOR_0, event));
                    String msgStr = "No value found for " + event + " in " + haContainer.getName();
                    writeErrorResponse(clientMessage, MessageType.REQUEST_EVENT_VALUE_ERROR, msgStr, serverConnection);
                    serverConnection.setAsTrue(RESPONDED);
                    return;
                } else {
                    if (logger.isDebugEnabled()) {
                        logger.debug("Value retrieved for event {}", event);
                    }
                    Object val = ((ClientUpdateMessageImpl) data).getValueToConflate();
                    if (!(val instanceof byte[])) {
                        if (val instanceof CachedDeserializable) {
                            val = ((CachedDeserializable) val).getSerializedValue();
                        } else {
                            val = CacheServerHelper.serialize(val);
                        }
                        ((ClientUpdateMessageImpl) data).setLatestValue(val);
                    }
                    valueAndIsObject[0] = val;
                    valueAndIsObject[1] = Boolean.valueOf(((ClientUpdateMessageImpl) data).valueIsObject());
                }
            } catch (Exception e) {
                writeException(clientMessage, e, false, serverConnection);
                serverConnection.setAsTrue(RESPONDED);
                return;
            }
            Object data = valueAndIsObject[0];
            boolean isObject = (Boolean) valueAndIsObject[1];
            writeResponse(data, callbackArg, clientMessage, isObject, serverConnection);
            serverConnection.setAsTrue(RESPONDED);
            ccn.getClientProxy(serverConnection.getProxyID()).getStatistics().incDeltaFullMessagesSent();
            if (logger.isDebugEnabled()) {
                logger.debug("{}: Wrote get event value response back to {} for ha container {}", serverConnection.getName(), serverConnection.getSocketString(), haContainer.getName());
            }
        }
    }
}

Example 13 with CacheClientNotifier

use of org.apache.geode.internal.cache.tier.sockets.CacheClientNotifier in project geode by apache.

the class ConnectionPoolDUnitTest method test028DynamicRegionCreation.

/**
   * Test dynamic region creation instantiated from a bridge client causing regions to be created on
   * two different bridge servers.
   *
   * Also tests the reverse situation, a dynamic region is created on the bridge server expecting
   * the same region to be created on the client.
   *
   * Note: This test re-creates Distributed Systems for its own purposes and uses a Loner
   * distributed systems to isolate the Bridge Client.
   *
   * @throws Exception
   */
@Test
public void test028DynamicRegionCreation() throws Exception {
    final String name = this.getName();
    final Host host = Host.getHost(0);
    final VM client1 = host.getVM(0);
    // VM client2 = host.getVM(1);
    final VM srv1 = host.getVM(2);
    final VM srv2 = host.getVM(3);
    final String k1 = name + "-key1";
    final String v1 = name + "-val1";
    final String k2 = name + "-key2";
    final String v2 = name + "-val2";
    final String k3 = name + "-key3";
    final String v3 = name + "-val3";
    client1.invoke(() -> disconnectFromDS());
    srv1.invoke(() -> disconnectFromDS());
    srv2.invoke(() -> disconnectFromDS());
    try {
        // setup servers
        CacheSerializableRunnable ccs = new CacheSerializableRunnable("Create Cache Server") {

            public void run2() throws CacheException {
                // Creates a new DS and Cache
                createDynamicRegionCache(name, (String) null);
                assertTrue(DynamicRegionFactory.get().isOpen());
                try {
                    startBridgeServer(0);
                } catch (IOException ugh) {
                    fail("Bridge Server startup failed");
                }
                AttributesFactory factory = new AttributesFactory();
                factory.setScope(Scope.DISTRIBUTED_ACK);
                factory.setDataPolicy(DataPolicy.REPLICATE);
                factory.setConcurrencyChecksEnabled(false);
                Region region = createRootRegion(name, factory.create());
                region.put(k1, v1);
                Assert.assertTrue(region.get(k1).equals(v1));
            }
        };
        srv1.invoke(ccs);
        srv2.invoke(ccs);
        final String srv1Host = NetworkUtils.getServerHostName(srv1.getHost());
        final int srv1Port = srv1.invoke(() -> ConnectionPoolDUnitTest.getCacheServerPort());
        final int srv2Port = srv2.invoke(() -> ConnectionPoolDUnitTest.getCacheServerPort());
        // final String srv2Host = getServerHostName(srv2.getHost());
        // setup clients, do basic tests to make sure pool with notifier work as advertised
        client1.invoke(new CacheSerializableRunnable("Create Cache Client") {

            public void run2() throws CacheException {
                createLonerDS();
                AttributesFactory factory = new AttributesFactory();
                factory.setConcurrencyChecksEnabled(false);
                Pool cp = ClientServerTestCase.configureConnectionPool(factory, srv1Host, srv1Port, srv2Port, true, -1, -1, null);
                {
                    final PoolImpl pool = (PoolImpl) cp;
                    WaitCriterion ev = new WaitCriterion() {

                        public boolean done() {
                            if (pool.getPrimary() == null) {
                                return false;
                            }
                            if (pool.getRedundants().size() < 1) {
                                return false;
                            }
                            return true;
                        }

                        public String description() {
                            return null;
                        }
                    };
                    Wait.waitForCriterion(ev, 30 * 1000, 200, true);
                    assertNotNull(pool.getPrimary());
                    assertTrue("backups=" + pool.getRedundants() + " expected=" + 1, pool.getRedundants().size() >= 1);
                }
                createDynamicRegionCache(name, "testPool");
                assertTrue(DynamicRegionFactory.get().isOpen());
                factory.setScope(Scope.LOCAL);
                factory.setConcurrencyChecksEnabled(false);
                factory.setCacheListener(new CertifiableTestCacheListener(org.apache.geode.test.dunit.LogWriterUtils.getLogWriter()));
                Region region = createRootRegion(name, factory.create());
                assertNull(region.getEntry(k1));
                // this should match
                region.registerInterestRegex(".*", InterestResultPolicy.KEYS_VALUES);
                // the key
                // Update via registered interest
                assertEquals(v1, region.getEntry(k1).getValue());
                assertNull(region.getEntry(k2));
                // use the Pool
                region.put(k2, v2);
                // Ensure that the notifier didn't un-do
                assertEquals(v2, region.getEntry(k2).getValue());
                // the put, bug 35355
                // setup a key for invalidation from a notifier
                region.put(k3, v3);
            }
        });
        srv1.invoke(new CacheSerializableRunnable("Validate Server1 update") {

            public void run2() throws CacheException {
                CacheClientNotifier ccn = CacheClientNotifier.getInstance();
                final CacheClientNotifierStats ccnStats = ccn.getStats();
                final int eventCount = ccnStats.getEvents();
                Region r = getRootRegion(name);
                assertNotNull(r);
                // Validate the Pool worked, getEntry works
                assertEquals(v2, r.getEntry(k2).getValue());
                // because of the mirror
                // Make sure we have the other entry to use
                assertEquals(v3, r.getEntry(k3).getValue());
                // for notification
                // Change k3, sending some data to the client notifier
                r.put(k3, v1);
                // Wait for the update to propagate to the clients
                final int maxTime = 20000;
                // long start = System.currentTimeMillis();
                WaitCriterion ev = new WaitCriterion() {

                    public boolean done() {
                        return ccnStats.getEvents() > eventCount;
                    }

                    public String description() {
                        return "waiting for ccnStat";
                    }
                };
                Wait.waitForCriterion(ev, maxTime, 200, true);
            // Set prox = ccn.getClientProxies();
            // assertIndexDetailsEquals(1, prox.size());
            // for (Iterator cpi = prox.iterator(); cpi.hasNext(); ) {
            // CacheClientProxy ccp = (CacheClientProxy) cpi.next();
            // start = System.currentTimeMillis();
            // while (ccp.getMessagesProcessed() < 1) {
            // assertTrue("Waited more than " + maxTime + "ms for client notification",
            // (System.currentTimeMillis() - start) < maxTime);
            // try {
            // Thread.sleep(100);
            // } catch (InterruptedException ine) { fail("Interrupted while waiting for client
            // notifier to complete"); }
            // }
            // }
            }
        });
        srv2.invoke(new CacheSerializableRunnable("Validate Server2 update") {

            public void run2() throws CacheException {
                Region r = getRootRegion(name);
                assertNotNull(r);
                // Validate the Pool worked, getEntry works
                assertEquals(v2, r.getEntry(k2).getValue());
                // because of the mirror
                // From peer update
                assertEquals(v1, r.getEntry(k3).getValue());
            }
        });
        client1.invoke(new CacheSerializableRunnable("Validate Client notification") {

            public void run2() throws CacheException {
                Region r = getRootRegion(name);
                assertNotNull(r);
                CertifiableTestCacheListener ctl = (CertifiableTestCacheListener) r.getAttributes().getCacheListener();
                ctl.waitForUpdated(k3);
                // Ensure that the notifier updated the entry
                assertEquals(v1, r.getEntry(k3).getValue());
            }
        });
        // Ok, now we are ready to do some dynamic region action!
        final String v1Dynamic = v1 + "dynamic";
        final String dynFromClientName = name + "-dynamic-client";
        final String dynFromServerName = name + "-dynamic-server";
        client1.invoke(new CacheSerializableRunnable("Client dynamic region creation") {

            public void run2() throws CacheException {
                assertTrue(DynamicRegionFactory.get().isOpen());
                Region r = getRootRegion(name);
                assertNotNull(r);
                Region dr = DynamicRegionFactory.get().createDynamicRegion(name, dynFromClientName);
                // This should be enough to validate the creation on the server
                assertNull(dr.get(k1));
                dr.put(k1, v1Dynamic);
                assertEquals(v1Dynamic, dr.getEntry(k1).getValue());
            }
        });
        // Assert the servers have the dynamic region and the new value
        CacheSerializableRunnable valDR = new CacheSerializableRunnable("Validate dynamic region creation on server") {

            public void run2() throws CacheException {
                Region r = getRootRegion(name);
                assertNotNull(r);
                long end = System.currentTimeMillis() + 10000;
                Region dr = null;
                for (; ; ) {
                    try {
                        dr = r.getSubregion(dynFromClientName);
                        assertNotNull(dr);
                        assertNotNull(getCache().getRegion(name + Region.SEPARATOR + dynFromClientName));
                        break;
                    } catch (AssertionError e) {
                        if (System.currentTimeMillis() > end) {
                            throw e;
                        }
                    }
                }
                assertEquals(v1Dynamic, dr.getEntry(k1).getValue());
            }
        };
        srv1.invoke(valDR);
        srv2.invoke(valDR);
        // now delete the dynamic region and see if it goes away on servers
        client1.invoke(new CacheSerializableRunnable("Client dynamic region destruction") {

            public void run2() throws CacheException {
                assertTrue(DynamicRegionFactory.get().isActive());
                Region r = getRootRegion(name);
                assertNotNull(r);
                String drName = r.getFullPath() + Region.SEPARATOR + dynFromClientName;
                assertNotNull(getCache().getRegion(drName));
                DynamicRegionFactory.get().destroyDynamicRegion(drName);
                assertNull(getCache().getRegion(drName));
            }
        });
        // Assert the servers no longer have the dynamic region
        CacheSerializableRunnable valNoDR = new CacheSerializableRunnable("Validate dynamic region destruction on server") {

            public void run2() throws CacheException {
                Region r = getRootRegion(name);
                assertNotNull(r);
                String drName = r.getFullPath() + Region.SEPARATOR + dynFromClientName;
                assertNull(getCache().getRegion(drName));
                try {
                    DynamicRegionFactory.get().destroyDynamicRegion(drName);
                    fail("expected RegionDestroyedException");
                } catch (RegionDestroyedException expected) {
                }
            }
        };
        srv1.invoke(valNoDR);
        srv2.invoke(valNoDR);
        // Now try the reverse, create a dynamic region on the server and see if the client
        // has it
        srv2.invoke(new CacheSerializableRunnable("Server dynamic region creation") {

            public void run2() throws CacheException {
                Region r = getRootRegion(name);
                assertNotNull(r);
                Region dr = DynamicRegionFactory.get().createDynamicRegion(name, dynFromServerName);
                assertNull(dr.get(k1));
                dr.put(k1, v1Dynamic);
                assertEquals(v1Dynamic, dr.getEntry(k1).getValue());
            }
        });
        // Assert the servers have the dynamic region and the new value
        srv1.invoke(new CacheSerializableRunnable("Validate dynamic region creation propagation to other server") {

            public void run2() throws CacheException {
                Region r = getRootRegion(name);
                assertNotNull(r);
                Region dr = waitForSubRegion(r, dynFromServerName);
                assertNotNull(dr);
                assertNotNull(getCache().getRegion(name + Region.SEPARATOR + dynFromServerName));
                waitForEntry(dr, k1);
                assertNotNull(dr.getEntry(k1));
                assertEquals(v1Dynamic, dr.getEntry(k1).getValue());
            }
        });
        // Assert the clients have the dynamic region and the new value
        client1.invoke(new CacheSerializableRunnable("Validate dynamic region creation on client") {

            public void run2() throws CacheException {
                Region r = getRootRegion(name);
                assertNotNull(r);
                long end = System.currentTimeMillis() + 10000;
                Region dr = null;
                for (; ; ) {
                    try {
                        dr = r.getSubregion(dynFromServerName);
                        assertNotNull(dr);
                        assertNotNull(getCache().getRegion(name + Region.SEPARATOR + dynFromServerName));
                        break;
                    } catch (AssertionError e) {
                        if (System.currentTimeMillis() > end) {
                            throw e;
                        } else {
                            Wait.pause(1000);
                        }
                    }
                }
                waitForEntry(dr, k1);
                assertNotNull(dr.getEntry(k1));
                assertEquals(v1Dynamic, dr.getEntry(k1).getValue());
            }
        });
        // now delete the dynamic region on a server and see if it goes away on client
        srv2.invoke(new CacheSerializableRunnable("Server dynamic region destruction") {

            public void run2() throws CacheException {
                assertTrue(DynamicRegionFactory.get().isActive());
                Region r = getRootRegion(name);
                assertNotNull(r);
                String drName = r.getFullPath() + Region.SEPARATOR + dynFromServerName;
                assertNotNull(getCache().getRegion(drName));
                DynamicRegionFactory.get().destroyDynamicRegion(drName);
                assertNull(getCache().getRegion(drName));
            }
        });
        srv1.invoke(new CacheSerializableRunnable("Validate dynamic region destruction on other server") {

            public void run2() throws CacheException {
                Region r = getRootRegion(name);
                assertNotNull(r);
                String drName = r.getFullPath() + Region.SEPARATOR + dynFromServerName;
                {
                    int retry = 100;
                    while (retry-- > 0 && getCache().getRegion(drName) != null) {
                        try {
                            Thread.sleep(100);
                        } catch (InterruptedException ignore) {
                            fail("interrupted");
                        }
                    }
                }
                assertNull(getCache().getRegion(drName));
            }
        });
        // Assert the clients no longer have the dynamic region
        client1.invoke(new CacheSerializableRunnable("Validate dynamic region destruction on client") {

            public void run2() throws CacheException {
                Region r = getRootRegion(name);
                assertNotNull(r);
                String drName = r.getFullPath() + Region.SEPARATOR + dynFromServerName;
                {
                    int retry = 100;
                    while (retry-- > 0 && getCache().getRegion(drName) != null) {
                        try {
                            Thread.sleep(100);
                        } catch (InterruptedException ignore) {
                            fail("interrupted");
                        }
                    }
                }
                assertNull(getCache().getRegion(drName));
                // region,dynamicRegionList in DynamicRegionFactory // ?
                try {
                    Thread.sleep(10000);
                } catch (InterruptedException ignore) {
                    fail("interrupted");
                }
                try {
                    DynamicRegionFactory.get().destroyDynamicRegion(drName);
                    fail("expected RegionDestroyedException");
                } catch (RegionDestroyedException expected) {
                }
            }
        });
    } finally {
        // clean-up loner
        client1.invoke(() -> disconnectFromDS());
        srv1.invoke(() -> disconnectFromDS());
        srv2.invoke(() -> disconnectFromDS());
    }
}

Example 14 with CacheClientNotifier

use of org.apache.geode.internal.cache.tier.sockets.CacheClientNotifier in project geode by apache.

the class CloseDurableCqFunction method execute.

@Override
public void execute(FunctionContext context) {
    final Cache cache = CliUtil.getCacheIfExists();
    final String memberNameOrId = CliUtil.getMemberNameOrId(cache.getDistributedSystem().getDistributedMember());
    CacheClientNotifier cacheClientNotifier = CacheClientNotifier.getInstance();
    String[] args = (String[]) context.getArguments();
    String durableClientId = args[0];
    String cqName = args[1];
    MemberResult memberResult = new MemberResult(memberNameOrId);
    try {
        if (cacheClientNotifier != null) {
            CacheClientProxy cacheClientProxy = cacheClientNotifier.getClientProxy(durableClientId);
            if (cacheClientProxy != null) {
                if (cacheClientNotifier.closeClientCq(durableClientId, cqName)) {
                    memberResult.setSuccessMessage(CliStrings.format(CliStrings.CLOSE_DURABLE_CQS__SUCCESS, cqName, durableClientId));
                } else {
                    memberResult.setErrorMessage(CliStrings.format(CliStrings.CLOSE_DURABLE_CQS__UNABLE__TO__CLOSE__CQ, cqName, durableClientId));
                }
            } else {
                memberResult.setErrorMessage(CliStrings.format(CliStrings.NO_CLIENT_FOUND_WITH_CLIENT_ID, durableClientId));
            }
        } else {
            memberResult.setErrorMessage(CliStrings.NO_CLIENT_FOUND);
        }
    } catch (Exception e) {
        memberResult.setExceptionMessage(e.getMessage());
    } finally {
        context.getResultSender().lastResult(memberResult);
    }
}

Example 15 with CacheClientNotifier

use of org.apache.geode.internal.cache.tier.sockets.CacheClientNotifier in project geode by apache.

the class Bug48571DUnitTest method verifyStats.

public static void verifyStats() throws Exception {
    CacheClientNotifier ccn = CacheClientNotifier.getInstance();
    CacheClientProxy ccp = ccn.getClientProxies().iterator().next();
    cache.getLoggerI18n().info(LocalizedStrings.DEBUG, "getQueueSize() " + ccp.getQueueSize());
    cache.getLoggerI18n().info(LocalizedStrings.DEBUG, "getQueueSizeStat() " + ccp.getQueueSizeStat());
    cache.getLoggerI18n().info(LocalizedStrings.DEBUG, "getEventsEnqued() " + ccp.getHARegionQueue().getStatistics().getEventsEnqued());
    cache.getLoggerI18n().info(LocalizedStrings.DEBUG, "getEventsDispatched() " + ccp.getHARegionQueue().getStatistics().getEventsDispatched());
    cache.getLoggerI18n().info(LocalizedStrings.DEBUG, "getEventsRemoved() " + ccp.getHARegionQueue().getStatistics().getEventsRemoved());
    cache.getLoggerI18n().info(LocalizedStrings.DEBUG, "getNumVoidRemovals() " + ccp.getHARegionQueue().getStatistics().getNumVoidRemovals());
    assertEquals(ccp.getQueueSize(), ccp.getQueueSizeStat());
}