int PhxEchoServer :: RunPaxos()
{
Options oOptions;
int ret = MakeLogStoragePath(oOptions.sLogStoragePath);
if (ret != 0)
{
return ret;
}
//this groupcount means run paxos group count.
//every paxos group is independent, there are no any communicate between any 2 paxos group.
oOptions.iGroupCount = 1;
oOptions.oMyNode = m_oMyNode;
// 这里为什么要使用深拷贝呢，不过似乎开销并不大。
oOptions.vecNodeInfoList = m_vecNodeList;
GroupSMInfo oSMInfo;
// 这里的 group index 只是为了区分不同的 group，同时运行多个 group 只是为了提高系统的并行度，互相不干扰。
oSMInfo.iGroupIdx = 0;
//one paxos group can have multi state machine.
oSMInfo.vecSMList.push_back(&m_oEchoSM);
oOptions.vecGroupSMInfoList.push_back(oSMInfo);
//use logger_google to print log
LogFunc pLogFunc;
ret = LoggerGoogle :: GetLogger("phxecho", "./log", 3, pLogFunc);
if (ret != 0)
{
printf("get logger_google fail, ret %d\n", ret);
return ret;
}
//set logger
oOptions.pLogFunc = pLogFunc;
// 这里注意RunNode()为一个静态函数。
// 主要的实现流程都在 RunNode() 函数里面。
ret = Node::RunNode(oOptions, m_poPaxosNode);
if (ret != 0)
{
printf("run paxos fail, ret %d\n", ret);
return ret;
}
printf("run paxos ok\n");
return 0;
}
int BenchServer :: RunPaxos()
{
Options oOptions;
int ret = MakeLogStoragePath(oOptions.sLogStoragePath);
if (ret != 0)
{
return ret;
}
//this groupcount means run paxos group count.
//every paxos group is independent, there are no any communicate between any 2 paxos group.
oOptions.iGroupCount = m_iGroupCount;
oOptions.oMyNode = m_oMyNode;
oOptions.vecNodeInfoList = m_vecNodeList;
//different paxos group can have different state machine.
for (auto & poBenchSM : m_vecSMList)
{
GroupSMInfo oSMInfo;
oSMInfo.iGroupIdx = poBenchSM->GetGroupIdx();
//one paxos group can have multi state machine.
oSMInfo.vecSMList.push_back(poBenchSM);
oOptions.vecGroupSMInfoList.push_back(oSMInfo);
}
ret = Node::RunNode(oOptions, m_poPaxosNode);
if (ret != 0)
{
printf("run paxos fail, ret %d\n", ret);
return ret;
}
printf("run paxos ok\n");
return 0;
}
