Examples with Protocol org.jgroups.stack.Protocol used on opensource projects

Example 71 with Protocol

use of org.jgroups.stack.Protocol in project JGroups by belaban.

the class FORK method getStateFromMainAndForkChannels.

protected void getStateFromMainAndForkChannels(Event evt) {
    final OutputStream out = evt.getArg();
    try (DataOutputStream dos = new DataOutputStream(out)) {
        getStateFrom(null, up_prot, null, null, dos);
        // now fetch state from all fork channels
        for (Map.Entry<String, Protocol> entry : fork_stacks.entrySet()) {
            String stack_name = entry.getKey();
            Protocol prot = entry.getValue();
            ForkProtocolStack fork_stack = getForkStack(prot);
            for (Map.Entry<String, JChannel> en : fork_stack.getForkChannels().entrySet()) {
                String fc_name = en.getKey();
                JChannel fc = en.getValue();
                getStateFrom(fc, null, stack_name, fc_name, dos);
            }
        }
    } catch (Throwable ex) {
        log.error("%s: failed fetching state from main channel", local_addr, ex);
    }
}

Example 72 with Protocol

use of org.jgroups.stack.Protocol in project JGroups by belaban.

the class FORK method up.

public void up(MessageBatch batch) {
    // Sort fork messages by fork-stack-id
    Map<String, List<Message>> map = new HashMap<>();
    Iterator<Message> it = batch.iterator();
    while (it.hasNext()) {
        Message msg = it.next();
        ForkHeader hdr = msg.getHeader(id);
        if (hdr != null) {
            it.remove();
            List<Message> list = map.computeIfAbsent(hdr.fork_stack_id, k -> new ArrayList<>());
            list.add(msg);
        }
    }
    // Now pass fork messages up, batched by fork-stack-id
    for (Map.Entry<String, List<Message>> entry : map.entrySet()) {
        String fork_stack_id = entry.getKey();
        List<Message> list = entry.getValue();
        Protocol bottom_prot = get(fork_stack_id);
        if (bottom_prot == null) {
            for (Message m : list) unknownForkHandler.handleUnknownForkStack(m, fork_stack_id);
            continue;
        }
        MessageBatch mb = new MessageBatch(batch.dest(), batch.sender(), batch.clusterName(), batch.multicast(), list);
        try {
            bottom_prot.up(mb);
        } catch (Throwable t) {
            log.error(Util.getMessage("FailedPassingUpBatch"), t);
        }
    }
    if (!batch.isEmpty())
        up_prot.up(batch);
}

Example 73 with Protocol

use of org.jgroups.stack.Protocol in project JGroups by belaban.

the class SequencerMergeTest method getDigest.

protected static Digest getDigest(final View view, JChannel... channels) {
    MutableDigest digest = new MutableDigest(view.getMembersRaw());
    for (JChannel ch : channels) {
        Protocol nak = ch.getProtocolStack().findProtocol(NAKACK2.class);
        Digest tmp = (Digest) nak.down(new Event(Event.GET_DIGEST, ch.getAddress()));
        if (tmp != null)
            digest.set(tmp);
    }
    return digest;
}

Example 74 with Protocol

use of org.jgroups.stack.Protocol in project JGroups by belaban.

the class SequencerMergeTest method injectViewAndDigest.

protected static void injectViewAndDigest(View view, Digest digest, JChannel... channels) {
    for (JChannel ch : channels) {
        GMS gms = ch.getProtocolStack().findProtocol(GMS.class);
        gms.installView(view);
        Protocol nak = ch.getProtocolStack().findProtocol(NAKACK2.class);
        if (nak != null)
            nak.down(new Event(Event.SET_DIGEST, digest));
    }
}

Example 75 with Protocol

use of org.jgroups.stack.Protocol in project JGroups by belaban.

the class OverlappingMergeTest method testSameCreatorDifferentIDs.

/**
 * Tests a merge where all members have views whose ViewIds have the same creator, but different IDs, e.g.:
 * A: A|5 {A}
 * B: A|6 {A,B}
 * C: A|7 {A,B,C}
 */
public void testSameCreatorDifferentIDs() throws Exception {
    for (JChannel ch : new JChannel[] { a, b, c }) {
        MERGE3 merge_prot = ch.getProtocolStack().findProtocol(MERGE3.class);
        if (merge_prot == null) {
            merge_prot = new MERGE3();
            merge_prot.setMinInterval(500).setMaxInterval(1000).setCheckInterval(3000);
            ch.getProtocolStack().insertProtocol(merge_prot, ProtocolStack.Position.ABOVE, Discovery.class);
            merge_prot.init();
            merge_prot.start();
            for (Protocol p = merge_prot; p != null; p = p.getDownProtocol()) p.setAddress(ch.getAddress());
        }
    }
    View view = View.create(a.getAddress(), 5, a.getAddress());
    injectView(view, a);
    view = View.create(a.getAddress(), 6, a.getAddress(), b.getAddress());
    injectView(view, b);
    view = View.create(a.getAddress(), 7, a.getAddress(), b.getAddress(), c.getAddress());
    injectView(view, c);
    System.out.println("\nA's view: " + a.getView());
    System.out.println("B's view: " + b.getView());
    System.out.println("C's view: " + c.getView());
    Util.waitUntilAllChannelsHaveSameView(50000, 1000, a, b, c);
    View va = a.getView(), vb = b.getView(), vc = c.getView();
    System.out.println("\nA's view: " + va);
    System.out.println("B's view: " + vb);
    System.out.println("C's view: " + vc);
    assert va.size() == 3;
    assert vb.size() == 3;
    assert vc.size() == 3;
}