Package org.jgroups.protocols.pbcast

Examples of org.jgroups.protocols.pbcast.GMS.up()

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    protected static void injectSuspectEvent(Address suspected_mbr, JChannel ... channels) {
        Event evt=new Event(Event.SUSPECT, suspected_mbr);
        for(JChannel ch: channels) {
            GMS gms=(GMS)ch.getProtocolStack().findProtocol(GMS.class);
            if(gms != null)
                gms.up(evt);
        }
    }

    /** Removes FD, FD_ALL, MERGEX protocols, sets SEQUENCER.threshold=0 */
    protected void adjustConfiguration(JChannel ... channels) {
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            GMS gms=(GMS)c1.getProtocolStack().findProtocol(GMS.class);
            gms.setMergeTimeout(2000);
            MergeId merge_id=gms._getMergeId();
            assert merge_id == null;
            System.out.println("starting merge");
            gms.up(new Event(Event.MSG, merge_request));

            long timeout=gms.getMergeTimeout() * 10;
            System.out.println("sleeping for " + timeout + " ms, then fetching merge_id: should be null (cancelled by the MergeCanceller)");
            long target_time=System.currentTimeMillis() + timeout;
            while(System.currentTimeMillis() < target_time) {
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        }

        JChannel coord=findChannel(leader_addr, channels);
        GMS gms=(GMS)coord.getProtocolStack().findProtocol(GMS.class);
        gms.setLevel("trace");
        gms.up(new Event(Event.MERGE, views));
    }

    private static Address determineLeader(JChannel[] channels, String ... coords) {
        Membership membership=new Membership();
        for(String coord: coords)
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        View view=View.create(channels[1].getAddress(), 5, channels[1].getAddress(), channels[2].getAddress());

        System.out.println("Injecting view " + view + " into B and C");
        for(JChannel ch: Arrays.asList(channels[1], channels[2])) {
            GMS gms=(GMS)ch.getProtocolStack().findProtocol(GMS.class);
            gms.up(new Event(Event.VIEW_CHANGE, view));
        }

        MyReceiver receiver=receivers[1]; // B
        for(int i=0; i < 20; i++) {
            if(receiver.size() == 1)
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        View new_view=View.create(channels[1].getAddress(), 3, channels[1].getAddress(),
                                      channels[0].getAddress(), channels[2].getAddress());
        System.out.println("Installing view " + new_view + " members A and C (not B !)");
        for(JChannel ch: new JChannel[]{channels[0], channels[2]}) {
            GMS gms=(GMS)ch.getProtocolStack().findProtocol(GMS.class);
            gms.up(new Event(Event.VIEW_CHANGE, new_view));
        }

        for(JChannel ch: channels)
            System.out.println(ch.getName() + ": view is " + ch.getView());
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        Util.sleep(500);

        System.out.println("Injecting view " + new_view + " into B and C");
        GMS gms=(GMS)channels[1].getProtocolStack().findProtocol(GMS.class);
        gms.up(new Event(Event.VIEW_CHANGE, new_view));

        gms=(GMS)channels[NUM-1].getProtocolStack().findProtocol(GMS.class);
        gms.up(new Event(Event.VIEW_CHANGE, new_view));

        MyReceiver receiver=receivers[1]; // B
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        System.out.println("Injecting view " + new_view + " into B and C");
        GMS gms=(GMS)channels[1].getProtocolStack().findProtocol(GMS.class);
        gms.up(new Event(Event.VIEW_CHANGE, new_view));

        gms=(GMS)channels[NUM-1].getProtocolStack().findProtocol(GMS.class);
        gms.up(new Event(Event.VIEW_CHANGE, new_view));

        MyReceiver receiver=receivers[1]; // B
        for(int i=0; i < 20; i++) {
            if(receiver.size() == 1)
                break;
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        }

        JChannel coord=findChannel(leader_addr, channels);
        GMS gms=(GMS)coord.getProtocolStack().findProtocol(GMS.class);
        gms.setLevel("trace");
        gms.up(new Event(Event.MERGE, views));
    }


    private static JChannel findChannel(Address addr, JChannel[] channels) {
        for(JChannel ch: channels) {
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