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"
26 #include "m_sqlutils.h"
27 #include "commands/cmd_oper.h"
29 /* $ModDesc: Allows storage of oper credentials in an SQL table */
31 class ModuleSQLOper : public Module
35 std::string databaseid;
38 ModuleSQLOper(InspIRCd* Me)
39 : Module::Module(Me), Srv(Me)
41 SQLutils = Srv->FindFeature("SQLutils");
45 ServerInstance->Log(DEBUG, "Successfully got SQLutils pointer");
49 ServerInstance->Log(DEFAULT, "ERROR: This module requires a module offering the 'SQLutils' feature (usually m_sqlutils.so). Please load it and try again.");
50 throw ModuleException("This module requires a module offering the 'SQLutils' feature (usually m_sqlutils.so). Please load it and try again.");
56 virtual void OnRehash(const std::string ¶meter)
58 ConfigReader Conf(Srv);
60 databaseid = Conf.ReadValue("sqloper", "dbid", 0); /* Database ID of a database configured for the service provider module */
63 void Implements(char* List)
65 List[I_OnRequest] = List[I_OnRehash] = List[I_OnPostCommand] = 1;
68 virtual void OnPostCommand(const std::string &command, const char** parameters, int pcnt, userrec *user, CmdResult result, const std::string &original_line)
70 if ((result == CMD_FAILURE) && (command == "OPER"))
73 if (LookupOper(user, parameters[0], parameters[1]))
75 /* Returning true here just means the query is in progress, or on it's way to being
76 * in progress. Nothing about the /oper actually being successful..
77 * If the oper lookup fails later, we pass the command to the original handler
78 * for /oper by calling its Handle method directly.
83 LookupOper(user, parameters[0], parameters[1]);
88 bool LookupOper(userrec* user, const std::string &username, const std::string &password)
92 target = Srv->FindFeature("SQL");
96 SQLrequest req = SQLreq(this, target, databaseid, "SELECT username, password, hostname, type FROM ircd_opers WHERE username = '?' AND password=md5('?')", username, password);
100 /* When we get the query response from the service provider we will be given an ID to play with,
101 * just an ID number which is unique to this query. We need a way of associating that ID with a userrec
102 * so we insert it into a map mapping the IDs to users.
103 * Thankfully m_sqlutils provides this, it will associate a ID with a user or channel, and if the user quits it removes the
104 * association. This means that if the user quits during a query we will just get a failed lookup from m_sqlutils - telling
105 * us to discard the query.
107 ServerInstance->Log(DEBUG, "Sent query, got given ID %lu", req.id);
109 AssociateUser(this, SQLutils, req.id, user).Send();
115 ServerInstance->Log(DEBUG, "SQLrequest failed: %s", req.error.Str());
122 ServerInstance->Log(SPARSE, "WARNING: Couldn't find SQL provider module. NOBODY will be able to oper up unless their o:line is statically configured");
127 virtual char* OnRequest(Request* request)
129 if (strcmp(SQLRESID, request->GetId()) == 0)
133 res = static_cast<SQLresult*>(request);
135 ServerInstance->Log(DEBUG, "Got SQL result (%s) with ID %lu", res->GetId(), res->id);
137 userrec* user = GetAssocUser(this, SQLutils, res->id).S().user;
138 UnAssociate(this, SQLutils, res->id).S();
142 if (res->error.Id() == NO_ERROR)
144 ServerInstance->Log(DEBUG, "Associated query ID %lu with user %s", res->id, user->nick);
145 ServerInstance->Log(DEBUG, "Got result with %d rows and %d columns", res->Rows(), res->Cols());
149 /* We got a row in the result, this means there was a record for the oper..
150 * now we just need to check if their host matches, and if it does then
153 * We now (previous versions of the module didn't) support multiple SQL
154 * rows per-oper in the same way the config file does, all rows will be tried
155 * until one is found which matches. This is useful to define several different
156 * hosts for a single oper.
158 * The for() loop works as SQLresult::GetRowMap() returns an empty map when there
159 * are no more rows to return.
162 for (SQLfieldMap& row = res->GetRowMap(); row.size(); row = res->GetRowMap())
164 ServerInstance->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());
166 if (OperUser(user, row["username"].d, row["password"].d, row["hostname"].d, row["type"].d))
168 /* If/when one of the rows matches, stop checking and return */
175 /* No rows in result, this means there was no oper line for the user,
176 * we should have already checked the o:lines so now we need an
177 * "insufficient awesomeness" (invalid credentials) error
180 LoginFail(user, row["username"].d, row["password"].d);
185 /* This one shouldn't happen, the query failed for some reason.
186 * We have to fail the /oper request and give them the same error
189 ServerInstance->Log(DEBUG, "Query failed: %s", res->error.Str());
191 LoginFail(user, row["username"].d, row["password"].d);
196 ServerInstance->Log(DEBUG, "Got query with unknown ID, this probably means the user quit while the query was in progress");
202 ServerInstance->Log(DEBUG, "Got unsupported API version string: %s", request->GetId());
207 void LoginFail(userrec* user, const std::string &user, const std::string &pass)
209 command_t* oper_command = ServerInstance->Parser->GetCommand("OPER");
213 const char* params = { user.c_str(), pass.c_str() };
214 oper_command->Handle(params, 2, user);
218 ServerInstance->Log(DEBUG, "WHAT?! Why do we have no OPER command?!");
222 bool OperUser(userrec* user, const std::string &username, const std::string &password, const std::string &pattern, const std::string &type)
224 ConfigReader Conf(Srv);
226 for (int j = 0; j < Conf.Enumerate("type"); j++)
228 std::string tname = Conf.ReadValue("type","name",j);
230 ServerInstance->Log(DEBUG, "Scanning opertype: %s", tname.c_str());
232 std::string hostname(user->ident);
233 hostname.append("@").append(user->host);
235 if ((tname == type) && OneOfMatches(hostname.c_str(), user->GetIPString(), pattern.c_str()))
237 /* Opertype and host match, looks like this is it. */
238 ServerInstance->Log(DEBUG, "Host (%s matched %s OR %s) and type (%s)", pattern.c_str(), hostname.c_str(), user->GetIPString(), type.c_str());
240 std::string operhost = Conf.ReadValue("type", "host", j);
243 user->ChangeDisplayedHost(operhost.c_str());
245 Srv->SNO->WriteToSnoMask('o',"%s (%s@%s) is now an IRC operator of type %s", user->nick, user->ident, user->host, type.c_str());
246 user->WriteServ("381 %s :You are now an IRC operator of type %s", user->nick, type.c_str());
248 if (!user->modes[UM_OPERATOR])
258 virtual ~ModuleSQLOper()
262 virtual Version GetVersion()
264 return Version(1,1,1,0,VF_VENDOR,API_VERSION);
269 class ModuleSQLOperFactory : public ModuleFactory
272 ModuleSQLOperFactory()
276 ~ModuleSQLOperFactory()
280 virtual Module * CreateModule(InspIRCd* Me)
282 return new ModuleSQLOper(Me);
288 extern "C" void * init_module( void )
290 return new ModuleSQLOperFactory;