2 * InspIRCd -- Internet Relay Chat Daemon
4 * Copyright (C) 2008 Robin Burchell <robin+git@viroteck.net>
6 * This file is part of InspIRCd. InspIRCd is free software: you can
7 * redistribute it and/or modify it under the terms of the GNU General Public
8 * License as published by the Free Software Foundation, version 2.
10 * This program is distributed in the hope that it will be useful, but WITHOUT
11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
12 * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
15 * You should have received a copy of the GNU General Public License
16 * along with this program. If not, see <http://www.gnu.org/licenses/>.
24 class CoreExport UserManager : public fakederef<UserManager>
31 CloneCounts() : global(0), local(0) { }
34 /** Container that maps IP addresses to clone counts
36 typedef std::map<irc::sockets::cidr_mask, CloneCounts> CloneMap;
38 /** Sequence container in which each element is a User*
40 typedef std::vector<User*> OperList;
42 /** A list holding local users
44 typedef insp::intrusive_list<LocalUser> LocalList;
47 /** Map of IP addresses for clone counting
51 /** A CloneCounts that contains zero for both local and global
53 const CloneCounts zeroclonecounts;
55 /** Local client list, a list containing only local clients
57 LocalList local_users;
59 /** Last used already sent id, used when sending messages to neighbors to help determine whether the message has
60 * been sent to a particular user or not. See User::ForEachNeighbor() for more info.
62 already_sent_t already_sent_id;
65 /** Constructor, initializes variables
69 /** Destructor, destroys all users in clientlist
73 /** Nickname string -> User* map. Contains all users, including unregistered ones.
77 /** UUID -> User* map. Contains all users, including unregistered ones.
81 /** Oper list, a vector containing all local and remote opered users
85 /** Number of unregistered users online right now.
86 * (Unregistered means before USER/NICK/dns)
88 unsigned int unregistered_count;
90 /** Perform background user events for all local users such as PING checks, registration timeouts,
91 * penalty management and recvq processing for users who have data in their recvq due to throttling.
93 void DoBackgroundUserStuff();
95 /** Returns true when all modules have done pre-registration checks on a user
96 * @param user The user to verify
97 * @return True if all modules have finished checking this user
99 bool AllModulesReportReady(LocalUser* user);
101 /** Handle a client connection.
102 * Creates a new LocalUser object, inserts it into the appropriate containers,
103 * initializes it as not yet registered, and adds it to the socket engine.
105 * The new user may immediately be quit after being created, for example if the user limit
106 * is reached or if the user is banned.
107 * @param socket File descriptor of the connection
108 * @param via Listener socket that this user connected to
109 * @param client The IP address and client port of the user
110 * @param server The server IP address and port used by the user
112 void AddUser(int socket, ListenSocket* via, irc::sockets::sockaddrs* client, irc::sockets::sockaddrs* server);
114 /** Disconnect a user gracefully.
115 * When this method returns the user provided will be quit, but the User object will continue to be valid and will be deleted at the end of the current main loop iteration.
116 * @param user The user to remove
117 * @param quitreason The quit reason to show to normal users
118 * @param operreason The quit reason to show to opers, can be NULL if same as quitreason
120 void QuitUser(User* user, const std::string& quitreason, const std::string* operreason = NULL);
122 /** Add a user to the clone map
123 * @param user The user to add
125 void AddClone(User* user);
127 /** Remove all clone counts from the user, you should
128 * use this if you change the user's IP address
129 * after they have registered.
130 * @param user The user to remove
132 void RemoveCloneCounts(User *user);
134 /** Rebuild clone counts. Required when \<cidr> settings change.
136 void RehashCloneCounts();
138 /** Return the number of local and global clones of this user
139 * @param user The user to get the clone counts for
140 * @return The clone counts of this user. The returned reference is volatile - you
141 * must assume that it becomes invalid as soon as you call any function other than
144 const CloneCounts& GetCloneCounts(User* user) const;
146 /** Return a map containg IP addresses and their clone counts
147 * @return The clone count map
149 const CloneMap& GetCloneMap() const { return clonemap; }
151 /** Return a count of all global users, unknown and known connections
152 * @return The number of users on the network, including local unregistered users
154 unsigned int UserCount() const { return this->clientlist.size(); }
156 /** Return a count of fully registered connections on the network
157 * @return The number of registered users on the network
159 unsigned int RegisteredUserCount() { return this->clientlist.size() - this->UnregisteredUserCount(); }
161 /** Return a count of opered (umode +o) users on the network
162 * @return The number of opers on the network
164 unsigned int OperCount() const { return this->all_opers.size(); }
166 /** Return a count of local unregistered (before NICK/USER) users
167 * @return The number of local unregistered (unknown) connections
169 unsigned int UnregisteredUserCount() const { return this->unregistered_count; }
171 /** Return a count of local registered users
172 * @return The number of registered local users
174 unsigned int LocalUserCount() const { return (this->local_users.size() - this->UnregisteredUserCount()); }
176 /** Get a hash map containing all users, keyed by their nickname
177 * @return A hash map mapping nicknames to User pointers
179 user_hash& GetUsers() { return clientlist; }
181 /** Get a list containing all local users
182 * @return A const list of local users
184 const LocalList& GetLocalUsers() const { return local_users; }
186 /** Send a server notice to all local users
187 * @param text The text format string to send
188 * @param ... The format arguments
190 void ServerNoticeAll(const char* text, ...) CUSTOM_PRINTF(2, 3);
192 /** Retrieves the next already sent id, guaranteed to be not equal to any user's already_sent field
193 * @return Next already_sent id
195 already_sent_t NextAlreadySentId();