2 * InspIRCd -- Internet Relay Chat Daemon
4 * Copyright (C) 2007-2008 Robin Burchell <robin+git@viroteck.net>
5 * Copyright (C) 2007 Craig Edwards <craigedwards@brainbox.cc>
7 * This file is part of InspIRCd. InspIRCd is free software: you can
8 * redistribute it and/or modify it under the terms of the GNU General Public
9 * License as published by the Free Software Foundation, version 2.
11 * This program is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
13 * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
16 * You should have received a copy of the GNU General Public License
17 * along with this program. If not, see <http://www.gnu.org/licenses/>.
24 BanCacheHit::BanCacheHit(const std::string& type, const std::string& reason, time_t seconds)
27 , Expiry(ServerInstance->Time() + seconds)
31 BanCacheHit *BanCacheManager::AddHit(const std::string &ip, const std::string &type, const std::string &reason, time_t seconds)
33 BanCacheHit*& b = BanHash[ip];
34 if (b != NULL) // can't have two cache entries on the same IP, sorry..
37 b = new BanCacheHit(type, reason, (seconds ? seconds : 86400));
41 BanCacheHit *BanCacheManager::GetHit(const std::string &ip)
43 BanCacheHash::iterator i = this->BanHash.find(ip);
45 if (i == this->BanHash.end())
46 return NULL; // free and safe
48 if (RemoveIfExpired(i))
49 return NULL; // expired
51 return i->second; // hit.
54 bool BanCacheManager::RemoveIfExpired(BanCacheHash::iterator& it)
56 if (ServerInstance->Time() < it->second->Expiry)
59 ServerInstance->Logs->Log("BANCACHE", LOG_DEBUG, "Hit on " + it->first + " is out of date, removing!");
61 it = BanHash.erase(it);
65 void BanCacheManager::RemoveEntries(const std::string& type, bool positive)
68 ServerInstance->Logs->Log("BANCACHE", LOG_DEBUG, "BanCacheManager::RemoveEntries(): Removing positive hits for " + type);
70 ServerInstance->Logs->Log("BANCACHE", LOG_DEBUG, "BanCacheManager::RemoveEntries(): Removing all negative hits");
72 for (BanCacheHash::iterator i = BanHash.begin(); i != BanHash.end(); )
74 if (RemoveIfExpired(i))
75 continue; // updates the iterator if expired
77 BanCacheHit* b = i->second;
82 // when removing positive hits, remove only if the type matches
83 remove = b->IsPositive() && (b->Type == type);
87 // when removing negative hits, remove all of them
88 remove = !b->IsPositive();
93 /* we need to remove this one. */
94 ServerInstance->Logs->Log("BANCACHE", LOG_DEBUG, "BanCacheManager::RemoveEntries(): Removing a hit on " + i->first);
103 BanCacheManager::~BanCacheManager()
105 for (BanCacheHash::iterator n = BanHash.begin(); n != BanHash.end(); ++n)