Package org.apache.zookeeper.server

Examples of org.apache.zookeeper.server.Request

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            CreateRequest createReq = new CreateRequest(
                "/session" + Long.toHexString(sessionId) + "-" + (++nodeId),
                new byte[0], Ids.OPEN_ACL_UNSAFE, 1);
            createReq.serialize(boa, "request");
            ByteBuffer bb = ByteBuffer.wrap(boas.toByteArray());
            Request req = new Request(null, sessionId, ++cxid, OpCode.create,
                                      bb, new ArrayList<Id>());
            zks.firstProcessor.processRequest(req);
        }
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            BinaryOutputArchive boa = BinaryOutputArchive.getArchive(boas);
            GetDataRequest getDataRequest = new GetDataRequest(
                "/session" + Long.toHexString(sessionId) + "-" + nodeId, false);
            getDataRequest.serialize(boa, "request");
            ByteBuffer bb = ByteBuffer.wrap(boas.toByteArray());
            Request req = new Request(null, sessionId, ++cxid, OpCode.getData,
                                      bb, new ArrayList<Id>());
            zks.firstProcessor.processRequest(req);
        }
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        @Override
        public void run() {
            Random rand = new Random(Thread.currentThread().getId());
            try {
                while(true) {
                    Request request = proposals.take();
                    Thread.sleep(10 + rand.nextInt(190));
                    commitProcessor.commit(request);
                }
            } catch (InterruptedException e) {
                // ignore
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                readPacketSkippingPing(ia, qp);
                Assert.assertEquals(Leader.UPTODATE, qp.getType());

                long zxid = l.zk.getZxid();
                l.propose(new Request(1, 1, ZooDefs.OpCode.create,
                            new TxnHeader(1, 1, zxid, 1, ZooDefs.OpCode.create),
                            new CreateTxn("/test", "hola".getBytes(), null, true, 0), zxid));

                readPacketSkippingPing(ia, qp);
                Assert.assertEquals(Leader.PROPOSAL, qp.getType());
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        try {
            FileTxnSnapLog logFactory = new FileTxnSnapLog(tmpDir, tmpDir);
            File version2 = new File(tmpDir, "version-2");
            version2.mkdir();
            long zxid = ZxidUtils.makeZxid(3, 3);
            logFactory.append(new Request(1, 1, ZooDefs.OpCode.error,
                    new TxnHeader(1, 1, zxid, 1, ZooDefs.OpCode.error),
                    new ErrorTxn(1), zxid));
            logFactory.commit();
            ZKDatabase zkDb = new ZKDatabase(logFactory);
            QuorumPeer peer = new QuorumPeer();
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       ByteArrayOutputStream boas = new ByteArrayOutputStream();
       BinaryOutputArchive boa = BinaryOutputArchive.getArchive(boas);
       GetDataRequest getReq = new GetDataRequest("/testrace", false);
       getReq.serialize(boa, "request");
       ByteBuffer bb = ByteBuffer.wrap(boas.toByteArray());
       Request readReq = new Request(null, 0x0, 0, OpCode.getData,
               bb, new ArrayList<Id>());

       boas.reset();
       SyncRequest syncReq = new SyncRequest("/testrace");
       syncReq.serialize(boa, "request");
       bb = ByteBuffer.wrap(boas.toByteArray());
       Request writeReq = new Request(null, 0x0, 0, OpCode.sync,
                                 bb, new ArrayList<Id>());

       processor.addToCommittedRequests(writeReq);
       processor.addToQueuedRequests(readReq);
       processor.addToQueuedRequests(writeReq);
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    }

    private void append(ZKDatabase zkdb, int i) throws IOException {
        TxnHeader hdr = new TxnHeader(1, 1, i, 1, ZooDefs.OpCode.setData);
        Record txn = new SetDataTxn("/foo" + i, new byte[0], 1);
        Request req = new Request(0, 0, 0, hdr, txn, 0);

        zkdb.append(req);
        zkdb.commit();
    }
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                            + ", but next proposal is "
                            + Long.toHexString(p.hdr.getZxid()));
                    continue;
                }
                packetsCommitted.remove();
                Request request = new Request(null, p.hdr.getClientId(),
                        p.hdr.getCxid(), p.hdr.getType(), null, null);
                request.setTxn(p.rec);
                request.setHdr(p.hdr);
                ozk.commitRequest(request);
            }
        } else {
            // New server type need to handle in-flight packets
            throw new UnsupportedOperationException("Unknown server type");
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                    bb = ByteBuffer.wrap(qp.getData());
                    sessionId = bb.getLong();
                    cxid = bb.getInt();
                    type = bb.getInt();
                    bb = bb.slice();
                    Request si;
                    if(type == OpCode.sync){
                        si = new LearnerSyncRequest(this, sessionId, cxid, type, bb, qp.getAuthinfo());
                    } else {
                        si = new Request(null, sessionId, cxid, type, bb, qp.getAuthinfo());
                    }
                    si.setOwner(this);
                    leader.zk.submitLearnerRequest(si);
                    break;
                default:
                }
            }
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        if(pendingSyncs.size() ==0){
            LOG.warn("Not expecting a sync.");
            return;
        }
               
        Request r = pendingSyncs.remove();
        commitProcessor.commit(r);
    }
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Related Classes of org.apache.zookeeper.server.Request

  • org.apache.zookeeper.server.PrepRequestProcessorTest
  • org.apache.zookeeper.server.quorum.CommitProcessor
  • org.apache.zookeeper.server.quorum.CommitProcessorConcurrencyTest
  • org.apache.zookeeper.server.quorum.CommitProcessorTest$MockProposalRequestProcessor
  • org.apache.zookeeper.server.quorum.CommitProcessorTest$TestClientThread
  • org.apache.zookeeper.server.quorum.Follower
  • org.apache.zookeeper.server.quorum.FollowerHandler
  • org.apache.zookeeper.server.quorum.FollowerRequestProcessor
  • org.apache.zookeeper.server.quorum.FollowerZooKeeperServer
  • org.apache.zookeeper.server.quorum.LeaderRequestProcessor
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