Examples with DECOMMISSIONED org.apache.hadoop.hdds.protocol.proto.HddsProtos.NodeOperationalState.DECOMMISSIONED used on opensource projects

Example 1 with DECOMMISSIONED

use of org.apache.hadoop.hdds.protocol.proto.HddsProtos.NodeOperationalState.DECOMMISSIONED in project ozone by apache.

the class TestReplicationManager method testOverReplicatedClosedContainerWithDecomAndMaint.

/**
 * When a CLOSED container is over replicated, ReplicationManager
 * deletes the excess replicas. While choosing the replica for deletion
 * ReplicationManager should not attempt to remove a DECOMMISSION or
 * MAINTENANCE replica.
 */
@Test
public void testOverReplicatedClosedContainerWithDecomAndMaint() throws IOException {
    final ContainerInfo container = createContainer(LifeCycleState.CLOSED);
    addReplica(container, NodeStatus.inServiceHealthy(), CLOSED);
    addReplica(container, new NodeStatus(DECOMMISSIONED, HEALTHY), CLOSED);
    addReplica(container, new NodeStatus(IN_MAINTENANCE, HEALTHY), CLOSED);
    addReplica(container, NodeStatus.inServiceHealthy(), CLOSED);
    addReplica(container, NodeStatus.inServiceHealthy(), CLOSED);
    addReplica(container, NodeStatus.inServiceHealthy(), CLOSED);
    addReplica(container, NodeStatus.inServiceHealthy(), CLOSED);
    final int currentDeleteCommandCount = datanodeCommandHandler.getInvocationCount(SCMCommandProto.Type.deleteContainerCommand);
    replicationManager.processAll();
    eventQueue.processAll(1000);
    Assert.assertEquals(currentDeleteCommandCount + 2, datanodeCommandHandler.getInvocationCount(SCMCommandProto.Type.deleteContainerCommand));
    Assert.assertEquals(currentDeleteCommandCount + 2, replicationManager.getMetrics().getNumDeletionCmdsSent());
    Assert.assertEquals(1, replicationManager.getInflightDeletion().size());
    Assert.assertEquals(1, replicationManager.getMetrics().getInflightDeletion());
    // Get the DECOM and Maint replica and ensure none of them are scheduled
    // for removal
    Set<ContainerReplica> decom = containerStateManager.getContainerReplicas(container.containerID()).stream().filter(r -> r.getDatanodeDetails().getPersistedOpState() != IN_SERVICE).collect(Collectors.toSet());
    for (ContainerReplica r : decom) {
        Assert.assertFalse(datanodeCommandHandler.received(SCMCommandProto.Type.deleteContainerCommand, r.getDatanodeDetails()));
    }
    assertOverReplicatedCount(1);
}