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

Example 6 with ClusterState

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

the class ClusterFixture method proposeDistributorWantedState.

public ClusterFixture proposeDistributorWantedState(final int index, State state) {
    final ClusterState stateBefore = rawGeneratedClusterState();
    final Node node = new Node(NodeType.DISTRIBUTOR, index);
    final NodeState nodeState = new NodeState(NodeType.DISTRIBUTOR, state);
    nodeState.setDescription("mockdesc");
    NodeInfo nodeInfo = cluster.getNodeInfo(node);
    nodeInfo.setWantedState(nodeState);
    nodeStateChangeHandler.proposeNewNodeState(stateBefore, nodeInfo, nodeState);
    return this;
}

Example 7 with ClusterState

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

the class ClusterFixture method doReportNodeState.

private void doReportNodeState(final Node node, final NodeState nodeState) {
    final ClusterState stateBefore = rawGeneratedClusterState();
    NodeStateOrHostInfoChangeHandler handler = mock(NodeStateOrHostInfoChangeHandler.class);
    NodeInfo nodeInfo = cluster.getNodeInfo(node);
    nodeStateChangeHandler.handleNewReportedNodeState(stateBefore, nodeInfo, nodeState, handler);
    nodeInfo.setReportedState(nodeState, timer.getCurrentTimeInMillis());
}

Example 8 with ClusterState

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

the class SlimeClusterStateBundleCodec method decode.

@Override
public ClusterStateBundle decode(EncodedClusterStateBundle encodedClusterStateBundle) {
    byte[] uncompressed = compressor.decompress(encodedClusterStateBundle.getCompression());
    Slime slime = BinaryFormat.decode(uncompressed);
    Inspector root = slime.get();
    Inspector states = root.field("states");
    ClusterState baseline = ClusterState.stateFromString(states.field("baseline").asString());
    Inspector spaces = states.field("spaces");
    Map<String, AnnotatedClusterState> derivedStates = new HashMap<>();
    spaces.traverse(((ObjectTraverser) (key, value) -> {
        derivedStates.put(key, AnnotatedClusterState.withoutAnnotations(ClusterState.stateFromString(value.asString())));
    }));
    return ClusterStateBundle.of(AnnotatedClusterState.withoutAnnotations(baseline), derivedStates);
}

Example 9 with ClusterState

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

the class EventDiffCalculator method emitWholeClusterDiffEvent.

private static void emitWholeClusterDiffEvent(final PerStateParams params, final List<Event> events) {
    final ClusterState fromState = params.fromState.getClusterState();
    final ClusterState toState = params.toState.getClusterState();
    if (clusterHasTransitionedToUpState(fromState, toState)) {
        events.add(createClusterEvent("Enough nodes available for system to become up", params));
    } else if (clusterHasTransitionedToDownState(fromState, toState)) {
        if (clusterDownBecause(params, ClusterStateReason.TOO_FEW_STORAGE_NODES_AVAILABLE)) {
            events.add(createClusterEvent("Too few storage nodes available in cluster. Setting cluster state down", params));
        } else if (clusterDownBecause(params, ClusterStateReason.TOO_FEW_DISTRIBUTOR_NODES_AVAILABLE)) {
            events.add(createClusterEvent("Too few distributor nodes available in cluster. Setting cluster state down", params));
        } else if (clusterDownBecause(params, ClusterStateReason.TOO_LOW_AVAILABLE_STORAGE_NODE_RATIO)) {
            events.add(createClusterEvent("Too low ratio of available storage nodes. Setting cluster state down", params));
        } else if (clusterDownBecause(params, ClusterStateReason.TOO_LOW_AVAILABLE_DISTRIBUTOR_NODE_RATIO)) {
            events.add(createClusterEvent("Too low ratio of available distributor nodes. Setting cluster state down", params));
        } else {
            events.add(createClusterEvent("Cluster is down", params));
        }
    }
}

Example 10 with ClusterState

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

the class EventDiffCalculator method emitPerNodeDiffEvents.

private static void emitPerNodeDiffEvents(final PerStateParams params, final List<Event> events) {
    final ContentCluster cluster = params.cluster;
    final ClusterState fromState = params.fromState.getClusterState();
    final ClusterState toState = params.toState.getClusterState();
    for (ConfiguredNode node : cluster.getConfiguredNodes().values()) {
        for (NodeType nodeType : NodeType.getTypes()) {
            final Node n = new Node(nodeType, node.index());
            emitSingleNodeEvents(params, events, cluster, fromState, toState, n);
        }
    }
}