2 * InspIRCd -- Internet Relay Chat Daemon
4 * Copyright (C) 2009-2010 Daniel De Graaf <danieldg@inspircd.org>
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/>.
21 #include "modules/sql.h"
22 #include "modules/hash.h"
23 #include "modules/ssl.h"
31 class AuthQuery : public SQLQuery
34 const std::string uid;
35 LocalIntExt& pendingExt;
37 AuthQuery(Module* me, const std::string& u, LocalIntExt& e, bool v)
38 : SQLQuery(me), uid(u), pendingExt(e), verbose(v)
42 void OnResult(SQLResult& res) CXX11_OVERRIDE
44 User* user = ServerInstance->FindNick(uid);
49 pendingExt.set(user, AUTH_STATE_NONE);
54 ServerInstance->SNO->WriteGlobalSno('a', "Forbidden connection from %s (SQL query returned no matches)", user->GetFullRealHost().c_str());
55 pendingExt.set(user, AUTH_STATE_FAIL);
59 void OnError(SQLerror& error) CXX11_OVERRIDE
61 User* user = ServerInstance->FindNick(uid);
64 pendingExt.set(user, AUTH_STATE_FAIL);
66 ServerInstance->SNO->WriteGlobalSno('a', "Forbidden connection from %s (SQL query failed: %s)", user->GetFullRealHost().c_str(), error.Str());
70 class ModuleSQLAuth : public Module
72 LocalIntExt pendingExt;
73 dynamic_reference<SQLProvider> SQL;
75 std::string freeformquery;
76 std::string killreason;
77 std::string allowpattern;
82 : pendingExt("sqlauth-wait", ExtensionItem::EXT_USER, this)
87 void ReadConfig(ConfigStatus& status) CXX11_OVERRIDE
89 ConfigTag* conf = ServerInstance->Config->ConfValue("sqlauth");
90 std::string dbid = conf->getString("dbid");
92 SQL.SetProvider("SQL");
94 SQL.SetProvider("SQL/" + dbid);
95 freeformquery = conf->getString("query");
96 killreason = conf->getString("killreason");
97 allowpattern = conf->getString("allowpattern");
98 verbose = conf->getBool("verbose");
101 ModResult OnUserRegister(LocalUser* user) CXX11_OVERRIDE
103 // Note this is their initial (unresolved) connect block
104 ConfigTag* tag = user->MyClass->config;
105 if (!tag->getBool("usesqlauth", true))
106 return MOD_RES_PASSTHRU;
108 if (!allowpattern.empty() && InspIRCd::Match(user->nick,allowpattern))
109 return MOD_RES_PASSTHRU;
111 if (pendingExt.get(user))
112 return MOD_RES_PASSTHRU;
116 ServerInstance->SNO->WriteGlobalSno('a', "Forbiding connection from %s (SQL database not present)", user->GetFullRealHost().c_str());
117 ServerInstance->Users->QuitUser(user, killreason);
118 return MOD_RES_PASSTHRU;
121 pendingExt.set(user, AUTH_STATE_BUSY);
124 SQL->PopulateUserInfo(user, userinfo);
125 userinfo["pass"] = user->password;
127 HashProvider* md5 = ServerInstance->Modules->FindDataService<HashProvider>("hash/md5");
129 userinfo["md5pass"] = md5->Generate(user->password);
131 HashProvider* sha256 = ServerInstance->Modules->FindDataService<HashProvider>("hash/sha256");
133 userinfo["sha256pass"] = sha256->Generate(user->password);
135 const std::string certfp = SSLClientCert::GetFingerprint(&user->eh);
136 userinfo["certfp"] = certfp;
138 SQL->submit(new AuthQuery(this, user->uuid, pendingExt, verbose), freeformquery, userinfo);
140 return MOD_RES_PASSTHRU;
143 ModResult OnCheckReady(LocalUser* user) CXX11_OVERRIDE
145 switch (pendingExt.get(user))
147 case AUTH_STATE_NONE:
148 return MOD_RES_PASSTHRU;
149 case AUTH_STATE_BUSY:
151 case AUTH_STATE_FAIL:
152 ServerInstance->Users->QuitUser(user, killreason);
155 return MOD_RES_PASSTHRU;
158 Version GetVersion() CXX11_OVERRIDE
160 return Version("Allow/Deny connections based upon an arbitrary SQL table", VF_VENDOR);
164 MODULE_INIT(ModuleSQLAuth)