Examples with BaselineTopology org.apache.ignite.internal.processors.cluster.BaselineTopology used on opensource projects

Example 16 with BaselineTopology

use of org.apache.ignite.internal.processors.cluster.BaselineTopology in project ignite by apache.

the class IgniteBaselineAffinityTopologyActivationTest method testNodeWithOldBltIsAllowedToJoinCluster.

/**
 * Test verifies that node with out-of-data but still compatible Baseline Topology is allowed to join the cluster.
 */
@Test
public void testNodeWithOldBltIsAllowedToJoinCluster() throws Exception {
    final long expectedHash1 = (long) "A".hashCode() + "B".hashCode() + "C".hashCode();
    BaselineTopologyVerifier verifier1 = new BaselineTopologyVerifier() {

        @Override
        public void verify(BaselineTopology blt) {
            assertNotNull(blt);
            assertEquals(3, blt.consistentIds().size());
            long activationHash = U.field(blt, "branchingPntHash");
            assertEquals(expectedHash1, activationHash);
        }
    };
    final long expectedHash2 = (long) "A".hashCode() + "B".hashCode();
    BaselineTopologyVerifier verifier2 = new BaselineTopologyVerifier() {

        @Override
        public void verify(BaselineTopology blt) {
            assertNotNull(blt);
            assertEquals(3, blt.consistentIds().size());
            long activationHash = U.field(blt, "branchingPntHash");
            assertEquals(expectedHash2, activationHash);
        }
    };
    Ignite nodeA = startGridWithConsistentId("A");
    Ignite nodeB = startGridWithConsistentId("B");
    Ignite nodeC = startGridWithConsistentId("C");
    nodeC.cluster().active(true);
    verifyBaselineTopologyOnNodes(verifier1, new Ignite[] { nodeA, nodeB, nodeC });
    stopAllGrids(false);
    nodeA = startGridWithConsistentId("A");
    nodeB = startGridWithConsistentId("B");
    nodeB.cluster().active(true);
    verifyBaselineTopologyOnNodes(verifier2, new Ignite[] { nodeA, nodeB });
    stopAllGrids(false);
    nodeA = startGridWithConsistentId("A");
    nodeB = startGridWithConsistentId("B");
    nodeC = startGridWithConsistentId("C");
    awaitPartitionMapExchange();
    verifyBaselineTopologyOnNodes(verifier1, new Ignite[] { nodeA, nodeB, nodeC });
}