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

Example 11 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 12 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 13 with Leadership

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

the class SimpleLeadershipManager method runForLeadership.

@Override
public Leadership runForLeadership(String path) {
    elections.put(path, true);
    Leadership leadership = new Leadership(path, new Leader(localNodeId, 0, 0), Arrays.asList(localNodeId));
    for (LeadershipEventListener listener : listeners) {
        listener.event(new LeadershipEvent(Type.LEADER_AND_CANDIDATES_CHANGED, leadership));
    }
    return leadership;
}

Example 14 with Leadership

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

the class ConsistentDeviceMastershipStore method getTermFor.

@Override
public MastershipTerm getTermFor(DeviceId deviceId) {
    checkArgument(deviceId != null, DEVICE_ID_NULL);
    String leadershipTopic = createDeviceMastershipTopic(deviceId);
    Leadership leadership = leadershipService.getLeadership(leadershipTopic);
    return leadership != null && leadership.leaderNodeId() != null ? MastershipTerm.of(leadership.leaderNodeId(), leadership.leader().term()) : null;
}

Example 15 with Leadership

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

the class ConsistentVirtualDeviceMastershipStore method getTermFor.

@Override
public MastershipTerm getTermFor(NetworkId networkId, DeviceId deviceId) {
    checkArgument(networkId != null, NETWORK_ID_NULL);
    checkArgument(deviceId != null, DEVICE_ID_NULL);
    String leadershipTopic = createDeviceMastershipTopic(networkId, deviceId);
    Leadership leadership = leadershipService.getLeadership(leadershipTopic);
    return leadership != null && leadership.leaderNodeId() != null ? MastershipTerm.of(leadership.leaderNodeId(), leadership.leader().term()) : null;
}