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

Example 1 with Leadership

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

the class ConsistentVirtualDeviceMastershipStore method getRole.

@Override
public MastershipRole getRole(NetworkId networkId, NodeId nodeId, DeviceId deviceId) {
    checkArgument(networkId != null, NETWORK_ID_NULL);
    checkArgument(nodeId != null, NODE_ID_NULL);
    checkArgument(deviceId != null, DEVICE_ID_NULL);
    String leadershipTopic = createDeviceMastershipTopic(networkId, deviceId);
    Leadership leadership = leadershipService.getLeadership(leadershipTopic);
    NodeId leader = leadership == null ? null : leadership.leaderNodeId();
    List<NodeId> candidates = leadership == null ? ImmutableList.of() : ImmutableList.copyOf(leadership.candidates());
    return Objects.equal(nodeId, leader) ? MastershipRole.MASTER : candidates.contains(nodeId) ? MastershipRole.STANDBY : MastershipRole.NONE;
}

Example 2 with Leadership

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

the class ConsistentVirtualDeviceMastershipStore method getMastership.

@Override
public MastershipInfo getMastership(NetworkId networkId, DeviceId deviceId) {
    checkArgument(networkId != null, NETWORK_ID_NULL);
    checkArgument(deviceId != null, DEVICE_ID_NULL);
    Leadership leadership = leadershipService.getLeadership(createDeviceMastershipTopic(networkId, deviceId));
    return buildMastershipFromLeadership(leadership);
}

Example 3 with Leadership

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

the class ConsistentVirtualDeviceMastershipStore method getNodes.

@Override
public RoleInfo getNodes(NetworkId networkId, DeviceId deviceId) {
    checkArgument(networkId != null, NETWORK_ID_NULL);
    checkArgument(deviceId != null, DEVICE_ID_NULL);
    Leadership leadership = leadershipService.getLeadership(createDeviceMastershipTopic(networkId, deviceId));
    return new RoleInfo(leadership.leaderNodeId(), leadership.candidates());
}

Example 4 with Leadership

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

the class ConsistentVirtualDeviceMastershipStore method requestRole.

@Override
public CompletableFuture<MastershipRole> requestRole(NetworkId networkId, DeviceId deviceId) {
    checkArgument(networkId != null, NETWORK_ID_NULL);
    checkArgument(deviceId != null, DEVICE_ID_NULL);
    String leadershipTopic = createDeviceMastershipTopic(networkId, deviceId);
    Leadership leadership = leadershipService.runForLeadership(leadershipTopic);
    return CompletableFuture.completedFuture(localNodeId.equals(leadership.leaderNodeId()) ? MastershipRole.MASTER : MastershipRole.STANDBY);
}

Example 5 with Leadership

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

the class LeaderCommand method doExecute.

@Override
protected void doExecute() {
    LeadershipAdminService leaderService = get(LeadershipAdminService.class);
    Map<String, Leadership> leaderBoard = leaderService.getLeaderBoard();
    if (topicPattern == null) {
        allTopics = true;
    } else {
        allTopics = false;
        pattern = Pattern.compile(topicPattern);
    }
    if (outputJson()) {
        print("%s", json(leaderBoard));
        return;
    }
    if (showCandidates) {
        displayCandidates(leaderBoard);
    } else {
        displayLeaders(leaderBoard);
    }
}