Examples with Replica org.apache.asterix.common.replication.Replica used on opensource projects

Example 6 with Replica

use of org.apache.asterix.common.replication.Replica in project asterixdb by apache.

the class ReplicationManager method checkReplicaState.

/**
     * Checks the state of a remote replica by trying to ping it.
     *
     * @param replicaId
     *            The replica to check the state for.
     * @param async
     *            a flag indicating whether to wait for the result or not.
     * @param suspendReplication
     *            a flag indicating whether to suspend replication on replica state change or not.
     */
private void checkReplicaState(String replicaId, boolean async, boolean suspendReplication) {
    Replica replica = replicas.get(replicaId);
    ReplicaStateChecker connector = new ReplicaStateChecker(replica, replicationProperties.getReplicationTimeOut(), this, replicationProperties, suspendReplication);
    Future<? extends Object> ft = asterixAppRuntimeContextProvider.getThreadExecutor().submit(connector);
    if (!async) {
        //wait until task is done
        while (!ft.isDone()) {
            try {
                Thread.sleep(1000);
            } catch (InterruptedException e) {
                Thread.currentThread().interrupt();
            }
        }
    }
}

Example 7 with Replica

use of org.apache.asterix.common.replication.Replica in project asterixdb by apache.

the class ReplicationManager method updateReplicaInfo.

@Override
public synchronized void updateReplicaInfo(Replica replicaNode) {
    Replica replica = replicas.get(replicaNode.getNode().getId());
    //should not update the info of an active replica
    if (replica.getState() == ReplicaState.ACTIVE) {
        return;
    }
    replica.getNode().setClusterIp(replicaNode.getNode().getClusterIp());
}

Example 8 with Replica

use of org.apache.asterix.common.replication.Replica in project asterixdb by apache.

the class ReplicationManager method sendShutdownNotifiction.

/**
     * Sends a shutdown event to remote replicas notifying them
     * no more logs/files will be sent from this local replica.
     *
     * @throws IOException
     */
private void sendShutdownNotifiction() throws IOException {
    Node node = new Node();
    node.setId(nodeId);
    node.setClusterIp(NetworkingUtil.getHostAddress(hostIPAddressFirstOctet));
    Replica replica = new Replica(node);
    ReplicaEvent event = new ReplicaEvent(replica, ClusterEventType.NODE_SHUTTING_DOWN);
    ByteBuffer buffer = ReplicationProtocol.writeReplicaEventRequest(event);
    Map<String, SocketChannel> replicaSockets = getActiveRemoteReplicasSockets();
    sendRequest(replicaSockets, buffer);
    closeReplicaSockets(replicaSockets);
}

Example 9 with Replica

use of org.apache.asterix.common.replication.Replica in project asterixdb by apache.

the class ReplicaEventMessage method handle.

@Override
public void handle(INcApplicationContext appContext) throws HyracksDataException, InterruptedException {
    Node node = new Node();
    node.setId(nodeId);
    node.setClusterIp(nodeIPAddress);
    Replica replica = new Replica(node);
    appContext.getReplicationManager().reportReplicaEvent(new ReplicaEvent(replica, event));
}