C++ (Cpp) PaxosMsg::set_value Examples

Example #1

File: proposer.cpp Project: chaozh/phxpaxos

void Proposer :: Accept()
{
    PLGHead("START ProposalID %lu ValueSize %zu ValueLen %zu", 
            m_oProposerState.GetProposalID(), m_oProposerState.GetValue().size(), m_oProposerState.GetValue().size());

    BP->GetProposerBP()->Accept();
    m_oTimeStat.Point();
    
    ExitPrepare();
    m_bIsAccepting = true;
    
    PaxosMsg oPaxosMsg;
    oPaxosMsg.set_msgtype(MsgType_PaxosAccept);
    oPaxosMsg.set_instanceid(GetInstanceID());
    oPaxosMsg.set_nodeid(m_poConfig->GetMyNodeID());
    oPaxosMsg.set_proposalid(m_oProposerState.GetProposalID());
    oPaxosMsg.set_value(m_oProposerState.GetValue());
    oPaxosMsg.set_lastchecksum(GetLastChecksum());

    m_oMsgCounter.StartNewRound();

    AddAcceptTimer();

    PLGHead("END");

    BroadcastMessage(oPaxosMsg, BroadcastMessage_Type_RunSelf_Final);
}

Example #2

File: proposer_ut.cpp Project: BLiYing/phxpaxos

TEST(Proposer, OnPrepareReply_Pass)
{
    ProposerBuilder ob;

    MockProposerBP & oProposerBP = ob.oMockBreakpoint.m_oMockProposerBP;

    ob.poProposer->m_oProposerState.m_llProposalID = 100;
    ob.poProposer->m_bIsPreparing = true;
    ob.poProposer->m_oProposerState.m_sValue = "abc";
    PaxosMsg oPaxosMsg;
    oPaxosMsg.set_proposalid(100);

    //first call
    oPaxosMsg.set_preacceptid(95);
    oPaxosMsg.set_preacceptnodeid(GetMyNode().GetNodeID());
    oPaxosMsg.set_nodeid(GetMyNode().GetNodeID());
    oPaxosMsg.set_value("hello paxos");
    ob.poProposer->OnPrepareReply(oPaxosMsg);

    EXPECT_TRUE(ob.poProposer->m_oProposerState.m_sValue == "hello paxos");

    //second call
    oPaxosMsg.set_rejectbypromiseid(101);
    oPaxosMsg.set_nodeid(2);
    ob.poProposer->OnPrepareReply(oPaxosMsg);

    //third call
    oPaxosMsg.set_rejectbypromiseid(0);
    oPaxosMsg.set_preacceptid(98);
    oPaxosMsg.set_preacceptnodeid(3);
    oPaxosMsg.set_nodeid(3);
    oPaxosMsg.set_value("hello world");

    EXPECT_CALL(oProposerBP, PreparePass(_)).Times(1);

    ob.poProposer->OnPrepareReply(oPaxosMsg);

    EXPECT_TRUE(ob.poProposer->m_bCanSkipPrepare == true);
    EXPECT_TRUE(ob.poProposer->m_bIsAccepting == true);
    EXPECT_TRUE(ob.poProposer->m_oProposerState.m_sValue == "hello world");
}

Example #3

File: learner.cpp Project: BLiYing/phxpaxos

void Learner :: TransmitToFollower()
{
    if (m_poConfig->GetMyFollowerCount() == 0)
    {
        return;
    }
    
    PaxosMsg oPaxosMsg;
    
    oPaxosMsg.set_msgtype(MsgType_PaxosLearner_SendLearnValue);
    oPaxosMsg.set_instanceid(GetInstanceID());
    oPaxosMsg.set_nodeid(m_poConfig->GetMyNodeID());
    oPaxosMsg.set_proposalnodeid(m_poAcceptor->GetAcceptorState()->GetAcceptedBallot().m_llNodeID);
    oPaxosMsg.set_proposalid(m_poAcceptor->GetAcceptorState()->GetAcceptedBallot().m_llProposalID);
    oPaxosMsg.set_value(m_poAcceptor->GetAcceptorState()->GetAcceptedValue());
    oPaxosMsg.set_lastchecksum(GetLastChecksum());

    BroadcastMessageToFollower(oPaxosMsg, Message_SendType_TCP);

    PLGHead("ok");
}