1 /* +------------------------------------+
2 * | Inspire Internet Relay Chat Daemon |
3 * +------------------------------------+
5 * InspIRCd is copyright (C) 2002-2004 ChatSpike-Dev.
7 * <brain@chatspike.net>
8 * <Craig@chatspike.net>
10 * Written by Craig Edwards, Craig McLure, and others.
11 * This program is free but copyrighted software; see
12 * the file COPYING for details.
14 * ---------------------------------------------------
23 #include "configreader.h"
24 #include "helperfuncs.h"
26 #include "m_sqlutils.h"
27 #include "commands/cmd_oper.h"
29 /* $ModDesc: Allows storage of oper credentials in an SQL table */
31 /* Required for the FOREACH_MOD alias (OnOper event) */
33 extern ServerConfig* Config;
34 extern std::vector<Module*> modules;
35 extern std::vector<ircd_module*> factory;
37 class ModuleSQLOper : public Module
41 std::string databaseid;
44 ModuleSQLOper(Server* Me)
45 : Module::Module(Me), Srv(Me)
47 SQLutils = Srv->FindFeature("SQLutils");
51 log(DEBUG, "Successfully got SQLutils pointer");
55 log(DEFAULT, "ERROR: This module requires a module offering the 'SQLutils' feature (usually m_sqlutils.so). Please load it and try again.");
56 throw ModuleException("This module requires a module offering the 'SQLutils' feature (usually m_sqlutils.so). Please load it and try again.");
62 virtual void OnRehash(const std::string ¶meter)
66 databaseid = Conf.ReadValue("sqloper", "dbid", 0); /* Database ID of a database configured for the service provider module */
69 void Implements(char* List)
71 List[I_OnRequest] = List[I_OnRehash] = List[I_OnPreCommand] = 1;
74 virtual int OnPreCommand(const std::string &command, const char** parameters, int pcnt, userrec *user, bool validated)
76 if (validated && (command == "OPER"))
78 if(LookupOper(user, parameters[0], parameters[1]))
80 /* Returning true here just means the query is in progress, or on it's way to being
81 * in progress. Nothing about the /oper actually being successful..
90 bool LookupOper(userrec* user, const std::string &username, const std::string &password)
94 target = Srv->FindFeature("SQL");
98 SQLrequest req = SQLreq(this, target, databaseid, "SELECT username, password, hostname, type FROM ircd_opers WHERE username = '?' AND password=md5('?')", username, password);
102 /* When we get the query response from the service provider we will be given an ID to play with,
103 * just an ID number which is unique to this query. We need a way of associating that ID with a userrec
104 * so we insert it into a map mapping the IDs to users.
105 * Thankfully m_sqlutils provides this, it will associate a ID with a user or channel, and if the user quits it removes the
106 * association. This means that if the user quits during a query we will just get a failed lookup from m_sqlutils - telling
107 * us to discard the query.
109 log(DEBUG, "Sent query, got given ID %lu", req.id);
111 AssociateUser(this, SQLutils, req.id, user).Send();
117 log(DEBUG, "SQLrequest failed: %s", req.error.Str());
124 log(SPARSE, "WARNING: Couldn't find SQL provider module. NOBODY will be able to oper up unless their o:line is statically configured");
129 virtual char* OnRequest(Request* request)
131 if(strcmp(SQLRESID, request->GetId()) == 0)
135 res = static_cast<SQLresult*>(request);
137 log(DEBUG, "Got SQL result (%s) with ID %lu", res->GetId(), res->id);
139 userrec* user = GetAssocUser(this, SQLutils, res->id).S().user;
140 UnAssociate(this, SQLutils, res->id).S();
144 if(res->error.Id() == NO_ERROR)
146 log(DEBUG, "Associated query ID %lu with user %s", res->id, user->nick);
147 log(DEBUG, "Got result with %d rows and %d columns", res->Rows(), res->Cols());
151 /* We got a row in the result, this means there was a record for the oper..
152 * now we just need to check if their host matches, and if it does then
155 * We now (previous versions of the module didn't) support multiple SQL
156 * rows per-oper in the same way the config file does, all rows will be tried
157 * until one is found which matches. This is useful to define several different
158 * hosts for a single oper.
160 * The for() loop works as SQLresult::GetRowMap() returns an empty map when there
161 * are no more rows to return.
164 for(SQLfieldMap& row = res->GetRowMap(); row.size(); row = res->GetRowMap())
166 log(DEBUG, "Trying to oper user %s with username = '%s', passhash = '%s', hostname = '%s', type = '%s'", user->nick, row["username"].d.c_str(), row["password"].d.c_str(), row["hostname"].d.c_str(), row["type"].d.c_str());
168 if(OperUser(user, row["username"].d, row["password"].d, row["hostname"].d, row["type"].d))
170 /* If/when one of the rows matches, stop checking and return */
177 /* No rows in result, this means there was no oper line for the user,
178 * we should have already checked the o:lines so now we need an
179 * "insufficient awesomeness" (invalid credentials) error
182 WriteServ(user->fd, "491 %s :Invalid oper credentials", user->nick);
183 WriteOpers("*** WARNING! Failed oper attempt by %s!%s@%s!", user->nick, user->ident, user->host);
184 log(DEFAULT,"OPER: Failed oper attempt by %s!%s@%s: user, host or password did not match.", user->nick, user->ident, user->host);
189 /* This one shouldn't happen, the query failed for some reason.
190 * We have to fail the /oper request and give them the same error
193 log(DEBUG, "Query failed: %s", res->error.Str());
195 WriteServ(user->fd, "491 %s :Invalid oper credentials", user->nick);
196 WriteOpers("*** WARNING! Failed oper attempt by %s!%s@%s! (SQL query failed: %s)", user->nick, user->ident, user->host, res->error.Str());
197 log(DEFAULT,"OPER: Failed oper attempt by %s!%s@%s: user, host or password did not match.", user->nick, user->ident, user->host);
202 log(DEBUG, "Got query with unknown ID, this probably means the user quit while the query was in progress");
208 log(DEBUG, "Got unsupported API version string: %s", request->GetId());
213 bool OperUser(userrec* user, const std::string &username, const std::string &password, const std::string &pattern, const std::string &type)
217 for (int j = 0; j < Conf.Enumerate("type"); j++)
219 std::string tname = Conf.ReadValue("type","name",j);
221 log(DEBUG, "Scanning opertype: %s", tname.c_str());
223 std::string hostname(user->ident);
224 hostname.append("@").append(user->host);
226 if((tname == type) && OneOfMatches(hostname.c_str(), pattern.c_str()))
228 /* Opertype and host match, looks like this is it. */
229 log(DEBUG, "Host (%s matched %s) and type (%s)", pattern.c_str(), hostname.c_str(), type.c_str());
231 std::string operhost = Conf.ReadValue("type", "host", j);
234 Srv->ChangeHost(user, operhost);
236 strlcpy(user->oper, type.c_str(), NICKMAX-1);
238 WriteOpers("*** %s (%s@%s) is now an IRC operator of type %s", user->nick, user->ident, user->host, type.c_str());
239 WriteServ(user->fd,"381 %s :You are now an IRC operator of type %s", user->nick, type.c_str());
241 if(!user->modes[UM_OPERATOR])
243 user->modes[UM_OPERATOR] = 1;
244 WriteServ(user->fd,"MODE %s :+o",user->nick);
245 FOREACH_MOD(I_OnOper,OnOper(user, type));
247 FOREACH_MOD(I_OnPostOper,OnPostOper(user, type));
248 log(DEFAULT,"OPER: %s!%s@%s opered as type: %s", user->nick, user->ident, user->host, type.c_str());
258 virtual ~ModuleSQLOper()
262 virtual Version GetVersion()
264 return Version(1,0,1,0,VF_VENDOR);
269 class ModuleSQLOperFactory : public ModuleFactory
272 ModuleSQLOperFactory()
276 ~ModuleSQLOperFactory()
280 virtual Module * CreateModule(Server* Me)
282 return new ModuleSQLOper(Me);
288 extern "C" void * init_module( void )
290 return new ModuleSQLOperFactory;