Examples with SystemView org.apache.ignite.spi.systemview.view.SystemView used on opensource projects

Example 6 with SystemView

use of org.apache.ignite.spi.systemview.view.SystemView in project ignite by apache.

the class FunctionalTest method testTransactionsWithLabel.

/**
 * Test transactions with label.
 */
@Test
public void testTransactionsWithLabel() throws Exception {
    try (IgniteEx ignite = (IgniteEx) Ignition.start(Config.getServerConfiguration());
        IgniteClient client = Ignition.startClient(getClientConfiguration())) {
        ClientCache<Integer, String> cache = client.createCache(new ClientCacheConfiguration().setName("cache").setAtomicityMode(CacheAtomicityMode.TRANSACTIONAL));
        SystemView<TransactionView> txsView = ignite.context().systemView().view(TXS_MON_LIST);
        cache.put(0, "value1");
        try (ClientTransaction tx = client.transactions().withLabel("label").txStart()) {
            cache.put(0, "value2");
            assertEquals(1, F.size(txsView.iterator()));
            TransactionView txv = txsView.iterator().next();
            assertEquals("label", txv.label());
            assertEquals("value2", cache.get(0));
        }
        assertEquals("value1", cache.get(0));
        try (ClientTransaction tx = client.transactions().withLabel("label1").withLabel("label2").txStart()) {
            cache.put(0, "value2");
            assertEquals(1, F.size(txsView.iterator()));
            TransactionView txv = txsView.iterator().next();
            assertEquals("label2", txv.label());
            tx.commit();
        }
        assertEquals("value2", cache.get(0));
        // Test concurrent with label and without label transactions.
        try (ClientTransaction tx = client.transactions().withLabel("label").txStart(PESSIMISTIC, READ_COMMITTED)) {
            CyclicBarrier barrier = new CyclicBarrier(2);
            cache.put(0, "value3");
            IgniteInternalFuture<?> fut = GridTestUtils.runAsync(() -> {
                try (ClientTransaction tx1 = client.transactions().txStart(PESSIMISTIC, READ_COMMITTED)) {
                    cache.put(1, "value3");
                    barrier.await();
                    assertEquals("value2", cache.get(0));
                    barrier.await();
                } catch (InterruptedException | BrokenBarrierException ignore) {
                // No-op.
                }
            });
            barrier.await();
            assertNull(cache.get(1));
            assertEquals(1, F.size(txsView.iterator(), txv -> txv.label() == null));
            assertEquals(1, F.size(txsView.iterator(), txv -> "label".equals(txv.label())));
            barrier.await();
            fut.get();
        }
        // Test nested transactions is not possible.
        try (ClientTransaction tx = client.transactions().withLabel("label1").txStart()) {
            try (ClientTransaction tx1 = client.transactions().txStart()) {
                fail();
            } catch (ClientException expected) {
            // No-op.
            }
            try (ClientTransaction tx1 = client.transactions().withLabel("label2").txStart()) {
                fail();
            } catch (ClientException expected) {
            // No-op.
            }
        }
    }
}

Example 7 with SystemView

use of org.apache.ignite.spi.systemview.view.SystemView in project ignite by apache.

the class SystemViewSelfTest method testDistributedMetastorage.

/**
 */
@Test
public void testDistributedMetastorage() throws Exception {
    cleanPersistenceDir();
    try (IgniteEx ignite = startGrid(getConfiguration().setDataStorageConfiguration(new DataStorageConfiguration().setDefaultDataRegionConfiguration(new DataRegionConfiguration().setPersistenceEnabled(true))))) {
        ignite.cluster().state(ClusterState.ACTIVE);
        DistributedMetaStorage dms = ignite.context().distributedMetastorage();
        SystemView<MetastorageView> metaStoreView = ignite.context().systemView().view(DISTRIBUTED_METASTORE_VIEW);
        assertNotNull(metaStoreView);
        String name = "test-distributed-key";
        String val = "test-distributed-value";
        dms.write(name, val);
        MetastorageView testKey = F.find(metaStoreView, null, (IgnitePredicate<? super MetastorageView>) view -> name.equals(view.name()) && val.equals(view.value()));
        assertNotNull(testKey);
    }
}

Example 8 with SystemView

use of org.apache.ignite.spi.systemview.view.SystemView in project ignite by apache.

the class SystemViewSelfTest method testCacheGroupIo.

/**
 */
@Test
public void testCacheGroupIo() throws Exception {
    cleanPersistenceDir();
    try (IgniteEx ignite = startGrid(getConfiguration().setDataStorageConfiguration(new DataStorageConfiguration().setDefaultDataRegionConfiguration(new DataRegionConfiguration().setPersistenceEnabled(true))))) {
        ignite.cluster().state(ClusterState.ACTIVE);
        IgniteCache<Object, Object> cache = ignite.createCache("cache");
        cache.put(0, 0);
        cache.get(0);
        SystemView<CacheGroupIoView> view = ignite.context().systemView().view(CACHE_GRP_IO_VIEW);
        CacheGroupIoView row = F.find(view, null, (IgnitePredicate<CacheGroupIoView>) r -> "cache".equals(r.cacheGroupName()));
        assertNotNull(row);
        assertTrue(row.logicalReads() > 0);
    }
}

Example 9 with SystemView

use of org.apache.ignite.spi.systemview.view.SystemView in project ignite by apache.

the class SystemViewSelfTest method testBaselineNodeAttributes.

/**
 */
@Test
public void testBaselineNodeAttributes() throws Exception {
    cleanPersistenceDir();
    try (IgniteEx ignite = startGrid(getConfiguration().setDataStorageConfiguration(new DataStorageConfiguration().setDefaultDataRegionConfiguration(new DataRegionConfiguration().setName("pds").setPersistenceEnabled(true))).setUserAttributes(F.asMap("name", "val")).setConsistentId("consId"))) {
        ignite.cluster().state(ClusterState.ACTIVE);
        SystemView<BaselineNodeAttributeView> view = ignite.context().systemView().view(BASELINE_NODE_ATTRIBUTES_SYS_VIEW);
        assertEquals(ignite.cluster().localNode().attributes().size(), view.size());
        assertEquals(1, F.size(view.iterator(), row -> "consId".equals(row.nodeConsistentId()) && "name".equals(row.name()) && "val".equals(row.value())));
        // Test filtering.
        assertTrue(view instanceof FiltrableSystemView);
        Iterator<BaselineNodeAttributeView> iter = ((FiltrableSystemView<BaselineNodeAttributeView>) view).iterator(F.asMap(BaselineNodeAttributeViewWalker.NODE_CONSISTENT_ID_FILTER, "consId", BaselineNodeAttributeViewWalker.NAME_FILTER, "name"));
        assertEquals(1, F.size(iter));
        iter = ((FiltrableSystemView<BaselineNodeAttributeView>) view).iterator(F.asMap(BaselineNodeAttributeViewWalker.NODE_CONSISTENT_ID_FILTER, "consId"));
        assertEquals(1, F.size(iter, row -> "name".equals(row.name())));
        iter = ((FiltrableSystemView<BaselineNodeAttributeView>) view).iterator(F.asMap(BaselineNodeAttributeViewWalker.NAME_FILTER, "name"));
        assertEquals(1, F.size(iter));
    }
}

Example 10 with SystemView

use of org.apache.ignite.spi.systemview.view.SystemView in project ignite by apache.

the class SystemViewSelfTest method testNodeMetrics.

/**
 */
@Test
public void testNodeMetrics() throws Exception {
    long ts = U.currentTimeMillis();
    try (IgniteEx ignite0 = startGrid(0);
        IgniteEx ignite1 = startGrid(1)) {
        awaitPartitionMapExchange();
        SystemView<NodeMetricsView> view = ignite0.context().systemView().view(NODE_METRICS_SYS_VIEW);
        assertEquals(2, view.size());
        assertEquals(1, F.size(view.iterator(), row -> row.nodeId().equals(ignite0.cluster().localNode().id())));
        assertEquals(1, F.size(view.iterator(), row -> row.nodeId().equals(ignite1.cluster().localNode().id())));
        assertEquals(2, F.size(view.iterator(), row -> row.lastUpdateTime().getTime() >= ts));
    }
}