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/>.
26 BanCacheHit *BanCacheManager::AddHit(const std::string &ip, const std::string &type, const std::string &reason, time_t seconds)
28 BanCacheHit*& b = (*BanHash)[ip];
29 if (b != NULL) // can't have two cache entries on the same IP, sorry..
32 b = new BanCacheHit(type, reason, (seconds ? seconds : 86400));
36 BanCacheHit *BanCacheManager::GetHit(const std::string &ip)
38 BanCacheHash::iterator i = this->BanHash->find(ip);
40 if (i == this->BanHash->end())
41 return NULL; // free and safe
44 if (ServerInstance->Time() > i->second->Expiry)
46 ServerInstance->Logs->Log("BANCACHE", DEBUG, "Hit on " + ip + " is out of date, removing!");
48 return NULL; // out of date
51 return i->second; // hit.
55 bool BanCacheManager::RemoveHit(BanCacheHit *b)
57 BanCacheHash::iterator i;
60 return false; // I don't think so.
62 i = this->BanHash->find(b->IP);
64 if (i == this->BanHash->end())
67 ServerInstance->Logs->Log("BANCACHE", DEBUG, "BanCacheManager::RemoveHit(): I got asked to remove a hit that wasn't in the hash(?)");
71 this->BanHash->erase(i);
78 unsigned int BanCacheManager::RemoveEntries(const std::string &type, bool positive)
82 BanCacheHash::iterator safei;
85 ServerInstance->Logs->Log("BANCACHE", DEBUG, "BanCacheManager::RemoveEntries(): Removing positive hits for " + type);
87 ServerInstance->Logs->Log("BANCACHE", DEBUG, "BanCacheManager::RemoveEntries(): Removing negative hits for " + type);
89 for (BanCacheHash::iterator n = BanHash->begin(); n != BanHash->end(); )
94 BanCacheHit *b = n->second;
96 /* Safe to delete items here through iterator 'n' */
97 if (b->Type == type || !positive) // if removing negative hits, ignore type..
99 if ((positive && !b->Reason.empty()) || b->Reason.empty())
101 /* we need to remove this one. */
102 ServerInstance->Logs->Log("BANCACHE", DEBUG, "BanCacheManager::RemoveEntries(): Removing a hit on " + b->IP);
104 BanHash->erase(n); // WORD TO THE WISE: don't use RemoveHit here, because we MUST remove the iterator in a safe way.
109 /* End of safe section */
117 void BanCacheManager::RehashCache()
119 BanCacheHash* NewHash = new BanCacheHash();
121 BanCacheHash::iterator safei;
122 for (BanCacheHash::iterator n = BanHash->begin(); n != BanHash->end(); )
127 /* Safe to delete items here through iterator 'n' */
128 BanCacheHit *b = n->second;
130 if (ServerInstance->Time() > b->Expiry)
132 /* we need to remove this one. */
134 BanHash->erase(n); // WORD TO THE WISE: don't use RemoveHit here, because we MUST remove the iterator in a safe way.
138 /* Actually inserts a std::pair */
142 /* End of safe section */
151 BanCacheManager::~BanCacheManager()
153 for (BanCacheHash::iterator n = BanHash->begin(); n != BanHash->end(); ++n)