Package org.jgroups.protocols.pbcast

Examples of org.jgroups.protocols.pbcast.GMS$Request


    /** Injects SUSPECT event(suspected_mbr) into channels */
    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);
        }
    }
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        JChannel c1=new JChannel(use_flush_props? getFlushProps() : getProps()).name("A");
        try {
            c1.connect(cluster_name);
            Message merge_request=new Message()
              .putHeader(GMS_ID, new GMS.GmsHeader(GMS.GmsHeader.MERGE_REQ).mergeId(MergeId.create(c1.getAddress())));
            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) {
                merge_id=gms._getMergeId();
                if(merge_id == null)
                    break;
                Util.sleep(500);
            }

            merge_id=gms._getMergeId();
            System.out.println("merge_id = " + merge_id);
            assert merge_id == null : "MergeCanceller didn't kick in";
        }
        finally {
            Util.close(c1);
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     * @param members
     */
    private static void applyView(JChannel[] channels, String member, String ... members) throws Exception {
        JChannel ch=findChannel(member, channels);
        View view=createView(members, channels);
        GMS gms=(GMS)ch.getProtocolStack().findProtocol(GMS.class);
        gms.installView(view);
    }
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            Address coord=findAddress(tmp, channels);
            views.put(coord, findView(tmp, channels));
        }

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

    protected static void disableTracing(JChannel[] channels) {
        for(JChannel ch: channels) {
            GMS gms=(GMS)ch.getProtocolStack().findProtocol(GMS.class);
            gms.setLevel("warn");
        }
    }
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        for(View view: views) {
            Collection<Address> members=view.getMembers();
            for(JChannel ch: channels) {
                Address addr=ch.getAddress();
                if(members.contains(addr)) {
                    GMS gms=(GMS)ch.getProtocolStack().findProtocol(GMS.class);
                    gms.installView(view);
                }
            }
        }
    }
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        return new JChannel(new SHARED_LOOPBACK().setValue("enable_batching", true),
                            new SHARED_LOOPBACK_PING(),
                            new NAKACK2().setValue("use_mcast_xmit", false),
                            new DISCARD(),
                            unicast.setValue("xmit_interval", 500),
                            new GMS().setValue("print_local_addr", false))
          .name(name);
    }
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        List<Protocol> protocols=new ArrayList<Protocol>();
        protocols.addAll(Arrays.asList(tunnel,new PING(),new MERGE3().setValue("min_interval",1000).setValue("max_interval",3000)));
        if(include_failure_detection)
            protocols.addAll(Arrays.asList(new FD().setValue("timeout", 2000).setValue("max_tries", 2), new VERIFY_SUSPECT()));
        protocols.addAll(Arrays.asList(new NAKACK2().setValue("use_mcast_xmit", false), new UNICAST3(), new STABLE(),
                                       new GMS().joinTimeout(10)));
        JChannel ch=new JChannel(protocols);
        if(name != null)
            ch.setName(name);
        return ch;
    }
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    void _testDelayedJoinResponse(long join_timeout, long delay_join_req, long tolerance) throws Exception {
        a.connect("JoinTest");
        b.connect("JoinTest");

        ProtocolStack stack=b.getProtocolStack();
        GMS gms=(GMS)stack.findProtocol(GMS.class);
        if(gms != null)
            gms.setJoinTimeout(join_timeout);


        stack=a.getProtocolStack();
        DELAY_JOIN_REQ delay=new DELAY_JOIN_REQ().delay(delay_join_req);
        stack.insertProtocol(delay, ProtocolStack.BELOW, GMS.class);
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          new SHARED_LOOPBACK(),
          new SHARED_LOOPBACK_PING(),
          new NAKACK2(),
          new DISCARD(),
          unicast,
          new GMS())
          .name(name);
    }
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