Method checkAndCreateMachine

fdbserver/DDTeamCollection.actor.cpp:4816–4836

}

Reference<TCMachineInfo> DDTeamCollection::checkAndCreateMachine(Reference<TCServerInfo> server) {
	ASSERT(server.isValid() && server_info.find(server->getId()) != server_info.end());
	auto const& locality = server->getLastKnownInterface().locality;
	Standalone<StringRef> machine_id = locality.zoneId().get(); // locality to machine_id with std::string type

	Reference<TCMachineInfo> machineInfo;
	if (machine_info.find(machine_id) == machine_info.end()) {
		// uid is the first storage server process on the machine
		CODE_PROBE(true, "First storage server in process on the machine");
		// For each machine, store the first server's localityEntry into machineInfo for later use.
		LocalityEntry localityEntry = machineLocalityMap.add(locality, &server->getId());
		machineInfo = makeReference<TCMachineInfo>(server, localityEntry);
		machine_info.insert(std::make_pair(machine_id, machineInfo));
	} else {
		machineInfo = machine_info.find(machine_id)->second;
		machineInfo->serversOnMachine.push_back(server);
	}
	server->machine = machineInfo;

	return machineInfo;
}

Reference<TCMachineTeamInfo> DDTeamCollection::checkAndCreateMachineTeam(Reference<TCTeamInfo> serverTeam) {
	std::vector<Standalone<StringRef>> machineIDs;