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|
/* +------------------------------------+
* | Inspire Internet Relay Chat Daemon |
* +------------------------------------+
*
* InspIRCd: (C) 2002-2009 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 "transport.h"
/* $ModDesc: Provides support for unreal-style channel mode +z */
/** Handle channel mode +z
*/
class SSLMode : public ModeHandler
{
public:
SSLMode(Module* Creator) : ModeHandler(Creator, 'z', PARAM_NONE, MODETYPE_CHANNEL) { }
ModeAction OnModeChange(User* source, User* dest, Channel* channel, std::string ¶meter, bool adding)
{
if (adding)
{
if (!channel->IsModeSet('z'))
{
if (IS_LOCAL(source))
{
const UserMembList* userlist = channel->GetUsers();
for(UserMembCIter i = userlist->begin(); i != userlist->end(); i++)
{
BufferedSocketCertificateRequest req(i->first, creator, i->first->GetIOHook());
req.Send();
if(!req.cert && !ServerInstance->ULine(i->first->server))
{
source->WriteNumeric(ERR_ALLMUSTSSL, "%s %s :all members of the channel must be connected via SSL", source->nick.c_str(), channel->name.c_str());
return MODEACTION_DENY;
}
}
}
channel->SetMode('z',true);
return MODEACTION_ALLOW;
}
else
{
return MODEACTION_DENY;
}
}
else
{
if (channel->IsModeSet('z'))
{
channel->SetMode('z',false);
return MODEACTION_ALLOW;
}
return MODEACTION_DENY;
}
}
};
class ModuleSSLModes : public Module
{
SSLMode sslm;
public:
ModuleSSLModes()
: sslm(this)
{
if (!ServerInstance->Modes->AddMode(&sslm))
throw ModuleException("Could not add new modes!");
Implementation eventlist[] = { I_OnUserPreJoin, I_OnCheckBan, I_On005Numeric };
ServerInstance->Modules->Attach(eventlist, this, 3);
}
ModResult OnUserPreJoin(User* user, Channel* chan, const char* cname, std::string &privs, const std::string &keygiven)
{
if(chan && chan->IsModeSet('z'))
{
BufferedSocketCertificateRequest req(user, this, user->GetIOHook());
req.Send();
if (req.cert)
{
// Let them in
return MOD_RES_PASSTHRU;
}
else
{
// Deny
user->WriteServ( "489 %s %s :Cannot join channel; SSL users only (+z)", user->nick.c_str(), cname);
return MOD_RES_DENY;
}
}
return MOD_RES_PASSTHRU;
}
ModResult OnCheckBan(User *user, Channel *c, const std::string& mask)
{
if (mask[0] == 'z' && mask[1] == ':')
{
BufferedSocketCertificateRequest req(user, this, user->GetIOHook());
req.Send();
if (req.cert && InspIRCd::Match(req.cert->GetFingerprint(), mask.substr(2)))
return MOD_RES_DENY;
}
return MOD_RES_PASSTHRU;
}
~ModuleSSLModes()
{
}
void On005Numeric(std::string &output)
{
ServerInstance->AddExtBanChar('z');
}
Version GetVersion()
{
return Version("Provides support for unreal-style channel mode +z", VF_COMMON | VF_VENDOR, API_VERSION);
}
};
MODULE_INIT(ModuleSSLModes)
|
