* | Inspire Internet Relay Chat Daemon |
* +------------------------------------+
*
- * InspIRCd: (C) 2002-2007 InspIRCd Development Team
+ * InspIRCd: (C) 2002-2008 InspIRCd Development Team
* See: http://www.inspircd.org/wiki/index.php/Credits
*
* This program is free but copyrighted software; see
#include "modules.h"
#include "m_sqlv2.h"
#include "m_sqlutils.h"
+#include "m_hash.h"
/* $ModDesc: Allow/Deny connections based upon an arbitary SQL table */
-/* $ModDep: m_sqlv2.h m_sqlutils.h */
+/* $ModDep: m_sqlv2.h m_sqlutils.h m_hash.h */
class ModuleSQLAuth : public Module
{
Module* SQLutils;
Module* SQLprovider;
- std::string usertable;
- std::string userfield;
- std::string passfield;
- std::string encryption;
+ std::string freeformquery;
std::string killreason;
std::string allowpattern;
std::string databaseid;
-
+
bool verbose;
-
+
public:
ModuleSQLAuth(InspIRCd* Me)
- : Module::Module(Me)
+ : Module(Me)
{
ServerInstance->Modules->UseInterface("SQLutils");
ServerInstance->Modules->UseInterface("SQL");
virtual void OnRehash(User* user, const std::string ¶meter)
{
ConfigReader Conf(ServerInstance);
-
- usertable = Conf.ReadValue("sqlauth", "usertable", 0); /* User table name */
+
databaseid = Conf.ReadValue("sqlauth", "dbid", 0); /* Database ID, given to the SQL service provider */
- userfield = Conf.ReadValue("sqlauth", "userfield", 0); /* Field name where username can be found */
- passfield = Conf.ReadValue("sqlauth", "passfield", 0); /* Field name where password can be found */
+ freeformquery = Conf.ReadValue("sqlauth", "query", 0); /* Field name where username can be found */
killreason = Conf.ReadValue("sqlauth", "killreason", 0); /* Reason to give when access is denied to a user (put your reg details here) */
- allowpattern= Conf.ReadValue("sqlauth", "allowpattern",0 ); /* Allow nicks matching this pattern without requiring auth */
- encryption = Conf.ReadValue("sqlauth", "encryption", 0); /* Name of sql function used to encrypt password, e.g. "md5" or "passwd".
- * define, but leave blank if no encryption is to be used.
- */
+ allowpattern = Conf.ReadValue("sqlauth", "allowpattern",0 ); /* Allow nicks matching this pattern without requiring auth */
verbose = Conf.ReadFlag("sqlauth", "verbose", 0); /* Set to true if failed connects should be reported to operators */
-
- if (encryption.find("(") == std::string::npos)
- {
- encryption.append("(");
- }
- }
+ }
virtual int OnUserRegister(User* user)
{
- if ((!allowpattern.empty()) && (ServerInstance->MatchText(user->nick,allowpattern)))
+ if ((!allowpattern.empty()) && (InspIRCd::Match(user->nick,allowpattern)))
{
user->Extend("sqlauthed");
return 0;
}
-
+
if (!CheckCredentials(user))
{
- User::QuitUser(ServerInstance,user,killreason);
+ ServerInstance->Users->QuitUser(user, killreason);
return 1;
}
return 0;
}
+ void SearchAndReplace(std::string& newline, const std::string &find, const std::string &replace)
+ {
+ std::string::size_type x = newline.find(find);
+ while (x != std::string::npos)
+ {
+ newline.erase(x, find.length());
+ if (!replace.empty())
+ newline.insert(x, replace);
+ x = newline.find(find);
+ }
+ }
+
bool CheckCredentials(User* user)
{
- SQLrequest req = SQLrequest(this, SQLprovider, databaseid, SQLquery("SELECT ? FROM ? WHERE ? = '?' AND ? = ?'?')") % userfield % usertable % userfield % user->nick %
- passfield % encryption % user->password);
-
+ std::string thisquery = freeformquery;
+ std::string safepass = user->password;
+
+ /* Search and replace the escaped nick and escaped pass into the query */
+
+ SearchAndReplace(safepass, "\"", "");
+
+ SearchAndReplace(thisquery, "$nick", user->nick);
+ SearchAndReplace(thisquery, "$pass", safepass);
+ SearchAndReplace(thisquery, "$host", user->host);
+ SearchAndReplace(thisquery, "$ip", user->GetIPString());
+
+ Module* HashMod = ServerInstance->Modules->Find("m_md5.so");
+
+ if (HashMod)
+ {
+ HashResetRequest(this, HashMod).Send();
+ SearchAndReplace(thisquery, "$md5pass", HashSumRequest(this, HashMod, user->password).Send());
+ }
+
+ HashMod = ServerInstance->Modules->Find("m_sha256.so");
+
+ if (HashMod)
+ {
+ HashResetRequest(this, HashMod).Send();
+ SearchAndReplace(thisquery, "$sha256pass", HashSumRequest(this, HashMod, user->password).Send());
+ }
+
+ /* Build the query */
+ SQLrequest req = SQLrequest(this, SQLprovider, databaseid, SQLquery(thisquery));
+
if(req.Send())
{
/* When we get the query response from the service provider we will be given an ID to play with,
* us to discard the query.
*/
AssociateUser(this, SQLutils, req.id, user).Send();
-
+
return true;
}
else
{
if (verbose)
- ServerInstance->WriteOpers("Forbidden connection from %s!%s@%s (SQL query failed: %s)", user->nick, user->ident, user->host, req.error.Str());
+ ServerInstance->SNO->WriteToSnoMask('A', "Forbidden connection from %s!%s@%s (SQL query failed: %s)", user->nick.c_str(), user->ident.c_str(), user->host.c_str(), req.error.Str());
return false;
}
}
-
- virtual char* OnRequest(Request* request)
+
+ virtual const char* OnRequest(Request* request)
{
if(strcmp(SQLRESID, request->GetId()) == 0)
{
User* user = GetAssocUser(this, SQLutils, res->id).S().user;
UnAssociate(this, SQLutils, res->id).S();
-
+
if(user)
{
- if(res->error.Id() == NO_ERROR)
+ if(res->error.Id() == SQL_NO_ERROR)
{
if(res->Rows())
{
else if (verbose)
{
/* No rows in result, this means there was no record matching the user */
- ServerInstance->WriteOpers("Forbidden connection from %s!%s@%s (SQL query returned no matches)", user->nick, user->ident, user->host);
+ ServerInstance->SNO->WriteToSnoMask('A', "Forbidden connection from %s!%s@%s (SQL query returned no matches)", user->nick.c_str(), user->ident.c_str(), user->host.c_str());
user->Extend("sqlauth_failed");
}
}
else if (verbose)
{
- ServerInstance->WriteOpers("Forbidden connection from %s!%s@%s (SQL query failed: %s)", user->nick, user->ident, user->host, res->error.Str());
+ ServerInstance->SNO->WriteToSnoMask('A', "Forbidden connection from %s!%s@%s (SQL query failed: %s)", user->nick.c_str(), user->ident.c_str(), user->host.c_str(), res->error.Str());
user->Extend("sqlauth_failed");
}
}
if (!user->GetExt("sqlauthed"))
{
- User::QuitUser(ServerInstance,user,killreason);
+ ServerInstance->Users->QuitUser(user, killreason);
}
return SQLSUCCESS;
- }
+ }
return NULL;
}
-
+
virtual void OnUserDisconnect(User* user)
{
user->Shrink("sqlauthed");
- user->Shrink("sqlauth_failed");
+ user->Shrink("sqlauth_failed");
}
-
+
virtual bool OnCheckReady(User* user)
{
return user->GetExt("sqlauthed");
virtual Version GetVersion()
{
- return Version(1,1,1,0,VF_VENDOR,API_VERSION);
+ return Version("$Id$", VF_VENDOR, API_VERSION);
}
-
+
};
MODULE_INIT(ModuleSQLAuth)