/// <summary>
/// P2P 마스터를 자동으로 변경함.
/// MasterPriority 와 Ping 을 평가하여 가장 적합한 마스터를 선택하여 변경함
/// </summary>
/// <param name="containCurrentMaster">현재 마스터도 포함하는지 여부</param>
/// <param name="sendInfo">변경 정보를 멤버들에게 전송할지 여부</param>
public void ChangeMaster(bool containCurrentMaster, bool sendInfo)
{
// 마스터를 변경한다
P2pMember master = null;
ushort prevMasterSessionKey = _masterSessionId;
sbyte priority = sbyte.MinValue;
int bestPing = int.MaxValue;
lock (_memberList)
{
foreach (P2pMember member in _memberList)
{
if (containCurrentMaster == false &&
prevMasterSessionKey == member.Session.SessionId)
{
continue;
}
if (priority == sbyte.MinValue)
{
master = member;
priority = member.MasterPriority;
bestPing = member.Ping;
continue;
}
if (member.MasterPriority > priority ||
(member.MasterPriority == priority && (ushort)member.Ping < bestPing))
{
master = member;
priority = member.MasterPriority;
bestPing = member.Ping;
}
}
}
if (master != null)
{
if (sendInfo == true)
{
SetMaster(master.SessionId);
}
else
{
_masterSessionId = master.SessionId;
}
//Console.WriteLine("SetMaster : Session[{0}] Ping[{1}] PickType[{2}]", master.m_session.GetSessionKey(), bestPing, pickType);
}
}
/// <summary>
/// 세션을 P2P에 가입시킴
/// </summary>
/// <param name="session">가입시킬 세션</param>
/// <returns>성공여부</returns>
public bool Join(ServerSession session)
{
if (Contains(session.SessionId) == true)
{
return(false);
}
var p2pMember = new P2pMember();
try
{
lock (_memberList)
{
if (_memberList.Count == 0)
{
_masterSessionId = session.SessionId;
}
p2pMember.SetSession(session);
_memberList.AddLast(p2pMember);
p2pMember.SendJoinP2pGroup(
Id,
session.SessionId,
MasterSessionId,
session.UdpChannel.RemoteEndPoint,
session.UdpChannel.LocalEndPoint);
foreach (var member in _memberList)
{
if (member.Session == session)
{
continue;
}
// 나한테 다른 유저 정보를 보내자
p2pMember.SendJoinP2pGroup(
Id,
member.SessionId,
_masterSessionId,
member.Session.UdpChannel.RemoteEndPoint,
member.Session.UdpChannel.LocalEndPoint);
// 다른사람한테 내정보를 보내자
member.SendJoinP2pGroup(
Id,
session.SessionId,
_masterSessionId,
session.UdpChannel.RemoteEndPoint,
session.UdpChannel.LocalEndPoint);
}
}
}
catch
{
return(false);
}
//Console.WriteLine("Join P2P Group : {0} {1} {2}", m_groupSessionKey, session.GetSessionKey(), m_masterSessionKey);
return(true);
}