Examples with ClusterState com.yahoo.vdslib.state.ClusterState used on opensource projects

Example 16 with ClusterState

use of com.yahoo.vdslib.state.ClusterState in project vespa by vespa-engine.

the class DistributionBitCountTest method testDistributionBitCountConfigIncrease.

/**
 * Test that then altering config to increased bit count, that a new system state is sent out if the least split storagenode use more bits.
 * Test that then altering config to increased bit count, that a new system state is not sent out (and not altered) if a storagenode needs it to be no further split.
 */
@Test
public void testDistributionBitCountConfigIncrease() throws Exception {
    setUpSystem("DistributionBitCountTest::testDistributionBitCountConfigIncrease");
    options.distributionBits = 20;
    fleetController.updateOptions(options, 0);
    ClusterState currentState = waitForState("version:\\d+ bits:20 distributor:10 storage:10");
    int version = currentState.getVersion();
    options.distributionBits = 23;
    fleetController.updateOptions(options, 0);
    assertEquals(version, currentState.getVersion());
}

Example 17 with ClusterState

use of com.yahoo.vdslib.state.ClusterState in project vespa by vespa-engine.

the class DummyCommunicator method setSystemState.

@Override
public void setSystemState(ClusterStateBundle stateBundle, NodeInfo node, Waiter<SetClusterStateRequest> waiter) {
    ClusterState baselineState = stateBundle.getBaselineClusterState();
    DummySetClusterStateRequest req = new DummySetClusterStateRequest(node, baselineState);
    node.setSystemStateVersionSent(baselineState);
    req.setReply(new SetClusterStateRequest.Reply());
    if (node.isStorage() || !shouldDeferDistributorClusterStateAcks) {
        waiter.done(req);
    } else {
        deferredClusterStateAcks.add(new Pair<>(waiter, req));
    }
}

Example 18 with ClusterState

use of com.yahoo.vdslib.state.ClusterState in project vespa by vespa-engine.

the class NodeStateChangeCheckerTest method testNodeRatioRequirementConsidersGeneratedNodeStates.

@Test
public void testNodeRatioRequirementConsidersGeneratedNodeStates() {
    ContentCluster cluster = createCluster(createNodes(4));
    NodeStateChangeChecker nodeStateChangeChecker = createChangeChecker(cluster);
    markAllNodesAsReportingStateUp(cluster);
    // Both minRatioOfStorageNodesUp and minStorageNodesUp imply that a single node being
    // in state Down should halt the upgrade. This must also take into account the generated
    // state, not just the reported state. In this case, all nodes are reported as being Up
    // but one node has a generated state of Down.
    ClusterState stateWithNodeDown = clusterState(String.format("version:%d distributor:4 storage:4 .3.s:d", currentClusterStateVersion));
    NodeStateChangeChecker.Result result = nodeStateChangeChecker.evaluateTransition(nodeStorage, stateWithNodeDown, SetUnitStateRequest.Condition.SAFE, UP_NODE_STATE, MAINTENANCE_NODE_STATE);
    assertFalse(result.settingWantedStateIsAllowed());
    assertFalse(result.wantedStateAlreadySet());
}

Example 19 with ClusterState

use of com.yahoo.vdslib.state.ClusterState in project vespa by vespa-engine.

the class NodeStateChangeCheckerTest method transitionToMaintenanceWithOneStorageNodeDown.

private NodeStateChangeChecker.Result transitionToMaintenanceWithOneStorageNodeDown(int storageNodeIndex, boolean alternatingUpRetiredAndInitializing) {
    ContentCluster cluster = createCluster(createNodes(4));
    NodeStateChangeChecker nodeStateChangeChecker = createChangeChecker(cluster);
    for (int x = 0; x < cluster.clusterInfo().getConfiguredNodes().size(); x++) {
        State state = State.UP;
        // Pick some retired and initializing nodes too
        if (alternatingUpRetiredAndInitializing) {
            // TODO: Move this into the calling test
            if (x % 3 == 1)
                state = State.RETIRED;
            else if (x % 3 == 2)
                state = State.INITIALIZING;
        }
        cluster.clusterInfo().getDistributorNodeInfo(x).setReportedState(new NodeState(NodeType.DISTRIBUTOR, state), 0);
        cluster.clusterInfo().getDistributorNodeInfo(x).setHostInfo(HostInfo.createHostInfo(createDistributorHostInfo(4, 5, 6)));
        cluster.clusterInfo().getStorageNodeInfo(x).setReportedState(new NodeState(NodeType.STORAGE, state), 0);
    }
    ClusterState clusterState = defaultAllUpClusterState();
    if (storageNodeIndex >= 0) {
        // TODO: Move this into the calling test
        NodeState downNodeState = new NodeState(NodeType.STORAGE, State.DOWN);
        cluster.clusterInfo().getStorageNodeInfo(storageNodeIndex).setReportedState(downNodeState, 4);
        clusterState.setNodeState(new Node(NodeType.STORAGE, storageNodeIndex), downNodeState);
    }
    return nodeStateChangeChecker.evaluateTransition(nodeStorage, clusterState, SetUnitStateRequest.Condition.SAFE, UP_NODE_STATE, MAINTENANCE_NODE_STATE);
}

Example 20 with ClusterState

use of com.yahoo.vdslib.state.ClusterState in project vespa by vespa-engine.

the class NodeStateChangeCheckerTest method testSetUpSucceedsIfReportedIsUpButGeneratedIsDown.

// A node may be reported as Up but have a generated state of Down if it's part of
// nodes taken down implicitly due to a group having too low node availability.
@Test
public void testSetUpSucceedsIfReportedIsUpButGeneratedIsDown() {
    ContentCluster cluster = createCluster(createNodes(4));
    NodeStateChangeChecker nodeStateChangeChecker = createChangeChecker(cluster);
    markAllNodesAsReportingStateUp(cluster);
    ClusterState stateWithNodeDown = clusterState(String.format("version:%d distributor:4 storage:4 .%d.s:d", currentClusterStateVersion, nodeStorage.getIndex()));
    NodeStateChangeChecker.Result result = nodeStateChangeChecker.evaluateTransition(nodeStorage, stateWithNodeDown, SetUnitStateRequest.Condition.SAFE, MAINTENANCE_NODE_STATE, UP_NODE_STATE);
    assertTrue(result.settingWantedStateIsAllowed());
    assertFalse(result.wantedStateAlreadySet());
}