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|
/* +------------------------------------+
* | Inspire Internet Relay Chat Daemon |
* +------------------------------------+
*
* InspIRCd: (C) 2002-2011 InspIRCd Development Team
* See: http://wiki.inspircd.org/Credits
*
* This program is free but copyrighted software; see
* the file COPYING for details.
*
* ---------------------------------------------------
*/
#include "inspircd.h"
#include "hashcomp.h"
/** Handle /OPER. These command handlers can be reloaded by the core,
* and handle basic RFC1459 commands. Commands within modules work
* the same way, however, they can be fully unloaded, where these
* may not.
*/
class CommandOper : public SplitCommand
{
bool OneOfMatches(const char* host, const char* ip, const std::string& hostlist)
{
std::stringstream hl(hostlist);
std::string xhost;
while (hl >> xhost)
{
if (InspIRCd::Match(host, xhost, ascii_case_insensitive_map) || InspIRCd::MatchCIDR(ip, xhost, ascii_case_insensitive_map))
{
return true;
}
}
return false;
}
public:
/** Constructor for oper.
*/
CommandOper ( Module* parent) : SplitCommand(parent,"OPER",2,2) { syntax = "<username> <password>"; }
/** Handle command.
* @param parameters The parameters to the comamnd
* @param pcnt The number of parameters passed to teh command
* @param user The user issuing the command
* @return A value from CmdResult to indicate command success or failure.
*/
CmdResult HandleLocal(const std::vector<std::string>& parameters, LocalUser *user);
};
CmdResult CommandOper::HandleLocal(const std::vector<std::string>& parameters, LocalUser *user)
{
char TheHost[MAXBUF];
char TheIP[MAXBUF];
snprintf(TheHost,MAXBUF,"%s@%s",user->ident.c_str(),user->host.c_str());
snprintf(TheIP, MAXBUF,"%s@%s",user->ident.c_str(),user->GetIPString());
OperPermissionData perm(user, parameters[0]);
FOR_EACH_MOD(OnPermissionCheck, (perm));
if (perm.result == MOD_RES_DENY)
goto fail;
if (!perm.oper)
{
perm.reason = "oper block not found";
goto fail;
}
if (perm.result != MOD_RES_ALLOW)
{
ConfigTag* tag = perm.oper->config_blocks[0];
if (!OneOfMatches(TheHost,TheIP,tag->getString("host")))
{
perm.reason = "host does not match";
goto fail;
}
if (ServerInstance->PassCompare(user, tag->getString("password"), parameters[1], tag->getString("hash")))
{
perm.reason = "password does not match";
goto fail;
}
}
user->Oper(perm.oper);
return CMD_SUCCESS;
fail:
char broadcast[MAXBUF];
// tell them they suck, and lag them up to help prevent brute-force attacks
user->WriteNumeric(491, "%s :Invalid oper credentials",user->nick.c_str());
user->CommandFloodPenalty += 10000;
snprintf(broadcast, MAXBUF, "WARNING! Failed oper attempt by %s!%s@%s using login '%s': %s",
user->nick.c_str(), user->ident.c_str(), user->host.c_str(), parameters[0].c_str(), perm.reason.c_str());
ServerInstance->SNO->WriteGlobalSno('o',std::string(broadcast));
ServerInstance->Logs->Log("OPER",DEFAULT,"OPER: Failed oper attempt by %s!%s@%s using login '%s': %s",
user->nick.c_str(), user->ident.c_str(), user->host.c_str(), parameters[0].c_str(), perm.reason.c_str());
return CMD_FAILURE;
}
COMMAND_INIT(CommandOper)
|
