Examples with ClusterEvent org.onosproject.cluster.ClusterEvent used on opensource projects

Example 1 with ClusterEvent

use of org.onosproject.cluster.ClusterEvent in project onos by opennetworkinglab.

the class EventsCommand method printEvent.

private void printEvent(Event<?, ?> event) {
    if (event instanceof DeviceEvent) {
        DeviceEvent deviceEvent = (DeviceEvent) event;
        if (event.type().toString().startsWith("PORT")) {
            // Port event
            print("%s %s\t%s/%s [%s]", Tools.defaultOffsetDataTime(event.time()), event.type(), deviceEvent.subject().id(), deviceEvent.port().number(), deviceEvent.port());
        } else {
            // Device event
            print("%s %s\t%s [%s]", Tools.defaultOffsetDataTime(event.time()), event.type(), deviceEvent.subject().id(), deviceEvent.subject());
        }
    } else if (event instanceof MastershipEvent) {
        print("%s %s\t%s [%s]", Tools.defaultOffsetDataTime(event.time()), event.type(), event.subject(), ((MastershipEvent) event).roleInfo());
    } else if (event instanceof LinkEvent) {
        LinkEvent linkEvent = (LinkEvent) event;
        Link link = linkEvent.subject();
        print("%s %s\t%s/%s-%s/%s [%s]", Tools.defaultOffsetDataTime(event.time()), event.type(), link.src().deviceId(), link.src().port(), link.dst().deviceId(), link.dst().port(), link);
    } else if (event instanceof HostEvent) {
        HostEvent hostEvent = (HostEvent) event;
        print("%s %s\t%s [%s->%s]", Tools.defaultOffsetDataTime(event.time()), event.type(), hostEvent.subject().id(), hostEvent.prevSubject(), hostEvent.subject());
    } else if (event instanceof TopologyEvent) {
        TopologyEvent topoEvent = (TopologyEvent) event;
        List<Event> reasons = MoreObjects.firstNonNull(topoEvent.reasons(), ImmutableList.<Event>of());
        Topology topo = topoEvent.subject();
        String summary = String.format("(d=%d,l=%d,c=%d)", topo.deviceCount(), topo.linkCount(), topo.clusterCount());
        print("%s %s%s [%s]", Tools.defaultOffsetDataTime(event.time()), event.type(), summary, reasons.stream().map(e -> e.type()).collect(toList()));
    } else if (event instanceof ClusterEvent) {
        print("%s %s\t%s [%s]", Tools.defaultOffsetDataTime(event.time()), event.type(), ((ClusterEvent) event).subject().id(), event.subject());
    } else {
        // Unknown Event?
        print("%s %s\t%s [%s]", Tools.defaultOffsetDataTime(event.time()), event.type(), event.subject(), event);
    }
}

Example 2 with ClusterEvent

use of org.onosproject.cluster.ClusterEvent in project onos by opennetworkinglab.

the class EventsCommand method doExecute.

@Override
protected void doExecute() {
    EventHistoryService eventHistoryService = get(EventHistoryService.class);
    Stream<Event<?, ?>> events = eventHistoryService.history().stream();
    boolean dumpAll = all || !(mastership || device || link || topology || host || cluster || intent);
    if (!dumpAll) {
        Predicate<Event<?, ?>> filter = (defaultIs) -> false;
        if (mastership) {
            filter = filter.or(evt -> evt instanceof MastershipEvent);
        }
        if (device) {
            filter = filter.or(evt -> evt instanceof DeviceEvent);
        }
        if (link) {
            filter = filter.or(evt -> evt instanceof LinkEvent);
        }
        if (topology) {
            filter = filter.or(evt -> evt instanceof TopologyEvent);
        }
        if (host) {
            filter = filter.or(evt -> evt instanceof HostEvent);
        }
        if (cluster) {
            filter = filter.or(evt -> evt instanceof ClusterEvent);
        }
        if (intent) {
            filter = filter.or(evt -> evt instanceof IntentEvent);
        }
        events = events.filter(filter);
    }
    if (maxSize > 0) {
        events = events.limit(maxSize);
    }
    if (outputJson()) {
        ArrayNode jsonEvents = events.map(this::json).collect(toArrayNode());
        printJson(jsonEvents);
    } else {
        events.forEach(this::printEvent);
    }
}

Example 3 with ClusterEvent

use of org.onosproject.cluster.ClusterEvent in project onos by opennetworkinglab.

the class TopologyViewMessageHandler method sendAllInstances.

// Sends all controller nodes to the client as node-added messages.
private void sendAllInstances(String messageType) {
    List<ControllerNode> nodes = new ArrayList<>(services.cluster().getNodes());
    nodes.sort(NODE_COMPARATOR);
    for (ControllerNode node : nodes) {
        sendMessage(instanceMessage(new ClusterEvent(INSTANCE_ADDED, node), messageType));
    }
}

Example 4 with ClusterEvent

use of org.onosproject.cluster.ClusterEvent in project onos by opennetworkinglab.

the class UpgradeManager method handleClusterEvent.

/**
 * Handles a cluster event.
 *
 * @param event the cluster event
 */
protected void handleClusterEvent(ClusterEvent event) {
    checkPermission(CLUSTER_EVENT);
    // If an instance was deactivated, check whether we need to roll back the upgrade.
    if (event.type() == ClusterEvent.Type.INSTANCE_DEACTIVATED) {
        Upgrade upgrade = getState();
        if (upgrade.status().upgraded()) {
            // Get the upgraded subset of the cluster and check whether the down node is a member
            // of the upgraded subset. If so, roll back the upgrade to tolerate the failure.
            Set<NodeId> upgradedNodes = clusterService.getNodes().stream().map(ControllerNode::id).filter(id -> clusterService.getVersion(id).equals(upgrade.target())).collect(Collectors.toSet());
            if (upgradedNodes.contains(event.subject().id())) {
                log.warn("Upgrade failure detected: rolling back upgrade");
                rollback();
            }
        }
    }
}

Example 5 with ClusterEvent

use of org.onosproject.cluster.ClusterEvent in project onos by opennetworkinglab.

the class UpgradeManagerTest method testCrashRollback.

@Test
public void testCrashRollback() throws Exception {
    UpgradeManager upgradeManager = createUpgradeManager(Version.version("1.0.0"), new Upgrade(Version.version("1.0.0"), Version.version("1.0.1"), Upgrade.Status.UPGRADED), Arrays.asList(Version.version("1.0.0"), Version.version("1.0.0"), Version.version("1.0.1")));
    assertFalse(upgradeManager.isLocalActive());
    upgradeManager.handleClusterEvent(new ClusterEvent(ClusterEvent.Type.INSTANCE_DEACTIVATED, upgradeManager.clusterService.getNode(NodeId.nodeId("2"))));
    assertEquals(Upgrade.Status.ROLLED_BACK, upgradeManager.getState().status());
    assertTrue(upgradeManager.isLocalActive());
    assertFalse(upgradeManager.isLocalUpgraded());
}