void Group::ChangeLeader(const uint64 &guid)
{
_setLeader(guid);
WorldPacket data(SMSG_GROUP_SET_LEADER, (m_members[_getMemberIndex(guid)].name.size()+1));
data << m_members[_getMemberIndex(guid)].name;
BroadcastPacket(&data);
SendUpdate();
}
bool TopologyCoordinatorImpl::_shouldVeto(const BSONObj& cmdObj, string& errmsg) const {
// don't veto older versions
if (cmdObj["id"].eoo()) {
// they won't be looking for the veto field
return false;
}
const int id = cmdObj["id"].Int();
const int hopefulIndex = _getMemberIndex(id);
const int highestPriorityIndex = _getHighestPriorityElectableIndex();
if (hopefulIndex == -1) {
errmsg = str::stream() << "replSet couldn't find member with id " << id;
return true;
}
if ((_currentPrimaryIndex != -1) &&
(_commitOkayThrough >= _hbdata[hopefulIndex].getOpTime())) {
// hbinfo is not updated, so we have to check the primary's last optime separately
errmsg = str::stream() << "I am already primary, " <<
_currentConfig.getMemberAt(hopefulIndex).getHostAndPort().toString() <<
" can try again once I've stepped down";
return true;
}
if (_currentPrimaryIndex != -1 &&
(_currentConfig.getMemberAt(hopefulIndex).getId() !=
_currentConfig.getMemberAt(_currentPrimaryIndex).getId()) &&
(_hbdata[_currentPrimaryIndex].getOpTime() >=
_hbdata[hopefulIndex].getOpTime())) {
// other members might be aware of more up-to-date nodes
errmsg = str::stream() <<
_currentConfig.getMemberAt(hopefulIndex).getHostAndPort().toString() <<
" is trying to elect itself but " <<
_currentConfig.getMemberAt(_currentPrimaryIndex).getHostAndPort().toString() <<
" is already primary and more up-to-date";
return true;
}
if ((highestPriorityIndex != -1) &&
_currentConfig.getMemberAt(highestPriorityIndex).getPriority() >
_currentConfig.getMemberAt(hopefulIndex).getPriority()) {
errmsg = str::stream() <<
_currentConfig.getMemberAt(hopefulIndex).getHostAndPort().toString() <<
" has lower priority than " <<
_currentConfig.getMemberAt(highestPriorityIndex).getHostAndPort().toString();
return true;
}
if (!_electableSet.count(id)) {
errmsg = str::stream() << "I don't think "
<< _currentConfig.getMemberAt(hopefulIndex).getHostAndPort().toString() <<
" is electable";
return true;
}
return false;
}
bool Group::_setAssistantFlag(const uint64 &guid, const bool &state)
{
int8 i = _getMemberIndex(guid);
if(i < 0)
return false;
m_members[i].assistant = state;
sDatabase.PExecute("UPDATE `group_member` SET `assistant`='%u' WHERE `memberGuid`='%u'", (state==true)?1:0, GUID_LOPART(guid));
return true;
}
bool Group::_setMembersGroup(const uint64 &guid, const uint8 &group)
{
int8 i = _getMemberIndex(guid);
if(i < 0)
return false;
m_members[i].group = group;
sDatabase.PExecute("UPDATE `group_member` SET `subgroup`='%u' WHERE `memberGuid`='%u'", group, GUID_LOPART(guid));
return true;
}
void Group::_setLeader(const uint64 &guid)
{
int8 id = _getMemberIndex(guid);
if(id < 0)
return;
if(isRaidGroup())
{
sDatabase.BeginTransaction();
sDatabase.PExecute("UPDATE `raidgroup` SET `leaderGuid`='%u' WHERE `leaderGuid`='%u'", GUID_LOPART(m_members[id].guid), GUID_LOPART(m_leaderGuid));
sDatabase.PExecute("UPDATE `raidgroup_member` SET `leaderGuid`='%u' WHERE `leaderGuid`='%u'", GUID_LOPART(m_members[id].guid), GUID_LOPART(m_leaderGuid));
sDatabase.CommitTransaction();
}
m_leaderGuid = m_members[id].guid;
m_leaderName = m_members[id].name;
}
void Group::SendInit(WorldSession *session)
{
if(!session)
return;
int8 myIndex;
uint8 myFlag;
uint64 guid;
guid = session->GetPlayer()->GetGUID();
myIndex = _getMemberIndex(guid);
myFlag = m_members[myIndex].group | (m_members[myIndex].assistant?0x80:0);
for(int i=1; i<=m_members.size(); i++)
{
// guess size
WorldPacket data(SMSG_GROUP_LIST, (2+4+8+8+1+2+m_members.size()*20));
data << (uint8)m_groupType;
data << (uint8)myFlag;
int count = 0;
data << uint32(m_members.size()-1);
for(vector<MemberSlot>::const_iterator citr=m_members.begin(); citr!=m_members.end(); citr++)
{
if(citr->guid == guid)
continue;
data << ((count<i) ? citr->name : "");
data << citr->guid;
data << (uint8)(objmgr.GetPlayer(citr->guid)?1:0);
data << (uint8)(citr->group | (citr->assistant?0x80:0));
count++;
if(count >= i)
break;
}
data << m_leaderGuid;
data << (uint8)m_lootMethod;
data << m_looterGuid;
data << (uint16)2;
session->SendPacket( &data );
}
}
bool Group::_removeMember(const uint64 &guid)
{
Player *player = objmgr.GetPlayer(guid);
if (player)
{
player->RemoveAreaAurasByOthers();
player->RemoveAreaAurasFromGroup();
player->groupInfo.group = NULL;
}
_removeRolls(guid);
m_members.erase(m_members.begin()+_getMemberIndex(guid));
sDatabase.PExecute("DELETE FROM `group_member` WHERE `memberGuid`='%u'", GUID_LOPART(guid));
if(m_leaderGuid == guid) // leader was removed
{
if(m_members.size() > 0)
_setLeader(m_members[0].guid);
return true;
}
return false;
}
void Group::_setLeader(const uint64 &guid)
{
int8 id = _getMemberIndex(guid);
if(id < 0)
return;
// instance system leader change process
if (m_leaderGuid != m_members[id].guid)
{
// here we must unbind all instances bound to that leader on group members from the
// leader, and rebind them on the players
uint32 old_guid = m_leaderGuid;
uint32 new_guid = m_members[id].guid;
std::set< uint32 > changed_bindings;
Player* player;
BoundInstancesMap::iterator i_BoundInstances;
// 1) rebind current associations in memory for group members
// 2) get current group associations from database (for unbind)
// combined because of query building in the iteration
if (m_members.size() > 0)
{
std::ostringstream ss;
ss << "SELECT DISTINCT(`map`) FROM `character_instance` WHERE (`guid` IN (";
vector<MemberSlot>::const_iterator citr = m_members.begin();
while (citr != m_members.end())
{
ss << GUID_LOPART(citr->guid);
player = objmgr.GetPlayer(citr->guid);
if(player && (citr->guid != old_guid))
{
for(i_BoundInstances = player->m_BoundInstances.begin(); i_BoundInstances != player->m_BoundInstances.end(); i_BoundInstances++)
{
if (i_BoundInstances->second.second == GUID_LOPART(old_guid))
{
i_BoundInstances->second.second = GUID_LOPART(new_guid);
changed_bindings.insert(i_BoundInstances->first);
}
}
}
citr++;
if (citr != m_members.end()) ss << ", ";
}
ss << ")) AND (`leader` = '" << GUID_LOPART(old_guid) << "')";
QueryResult* result = sDatabase.Query(ss.str().c_str());
if (result)
{
do
{
Field* fields = result->Fetch();
changed_bindings.insert(fields[0].GetUInt32());
} while(result->NextRow());
delete result;
}
}
// rebind changed associations in memory for old leader
player = objmgr.GetPlayer(old_guid);
if(player)
{
for (std::set< uint32 >::iterator i = changed_bindings.begin(); i != changed_bindings.end(); i++)
{
i_BoundInstances = player->m_BoundInstances.find(*i);
if (i_BoundInstances != player->m_BoundInstances.end()) i_BoundInstances->second.second = GUID_LOPART(new_guid);
}
}
// rebind changed associations in database
if (changed_bindings.size() > 0)
{
std::ostringstream ss;
ss << "UPDATE `character_instance` SET `leader` = '" << GUID_LOPART(new_guid) << "' WHERE (`map` IN (";
{
std::set< uint32 >::iterator i = changed_bindings.begin();
while (i != changed_bindings.end())
{
ss << "'" << *i << "'";
i++;
if (i != changed_bindings.end()) ss << ", ";
}
}
ss << ")) AND (`leader` = '" << GUID_LOPART(old_guid) << "')";
sDatabase.Execute(ss.str().c_str());
}
}
sDatabase.BeginTransaction();
sDatabase.PExecute("UPDATE `group` SET `leaderGuid`='%u' WHERE `leaderGuid`='%u'", GUID_LOPART(m_members[id].guid), GUID_LOPART(m_leaderGuid));
sDatabase.PExecute("UPDATE `group_member` SET `leaderGuid`='%u' WHERE `leaderGuid`='%u'", GUID_LOPART(m_members[id].guid), GUID_LOPART(m_leaderGuid));
sDatabase.CommitTransaction();
m_leaderGuid = m_members[id].guid;
m_leaderName = m_members[id].name;
}
// produce a reply to a received electCmd
void TopologyCoordinatorImpl::prepareElectCmdResponse(const Date_t now,
const BSONObj& cmdObj,
BSONObjBuilder& result) {
//TODO: after eric's checkin, add executer stuff and error if cancelled
DEV log() << "replSet received elect msg " << cmdObj.toString();
else LOG(2) << "replSet received elect msg " << cmdObj.toString();
std::string setName = cmdObj["setName"].String();
int whoid = cmdObj["whoid"].Int();
long long cfgver = cmdObj["cfgver"].Int();
OID round = cmdObj["round"].OID();
long long myver = _currentConfig.getConfigVersion();
const int hopefulIndex = _getMemberIndex(whoid);
const int highestPriorityIndex = _getHighestPriorityElectableIndex();
int vote = 0;
if ( setName != _currentConfig.getReplSetName() ) {
log() << "replSet error received an elect request for '" << setName
<< "' but our setName name is '" <<
_currentConfig.getReplSetName() << "'";
}
else if ( myver < cfgver ) {
// we are stale. don't vote
}
else if ( myver > cfgver ) {
// they are stale!
log() << "replSet electCmdReceived info got stale version # during election";
vote = -10000;
