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#include "module.h"
#include "ldap.h"
static Anope::string email_attribute;
struct IdentifyInfo
{
dynamic_reference<User> user;
Anope::string account;
Anope::string pass;
IdentifyInfo(User *u, const Anope::string &a, const Anope::string &p) : user(u), account(a), pass(p) { }
};
class IdentifyInterface : public LDAPInterface, public Command
{
std::map<LDAPQuery, IdentifyInfo *> requests;
public:
IdentifyInterface(Module *m) : LDAPInterface(m), Command("IDENTIFY", 0, 0)
{
this->service = NickServ;
}
CommandReturn Execute(CommandSource &, const std::vector<Anope::string> &) { return MOD_STOP; }
void Add(LDAPQuery id, IdentifyInfo *ii)
{
std::map<LDAPQuery, IdentifyInfo *>::iterator it = this->requests.find(id);
if (it != this->requests.end())
delete it->second;
this->requests[id] = ii;
}
void OnResult(const LDAPResult &r)
{
std::map<LDAPQuery, IdentifyInfo *>::iterator it = this->requests.find(r.id);
if (it == this->requests.end())
return;
IdentifyInfo *ii = it->second;
this->requests.erase(it);
User *u = *ii->user;
NickAlias *this_na = findnick(u->nick), *na = findnick(ii->account);
if (!na)
{
na = new NickAlias(ii->account, new NickCore(ii->account));
enc_encrypt(ii->pass, na->nc->pass);
Anope::string last_usermask = u->GetIdent() + "@" + u->GetDisplayedHost();
na->last_usermask = last_usermask;
na->last_realname = u->realname;
if (Config->NSAddAccessOnReg)
na->nc->AddAccess(create_mask(u));
u->SendMessage(NickServ, _("Your account \002%s\002 has been successfully created."), ii->account.c_str());
}
if (u->Account())
Log(LOG_COMMAND, u, this) << "to log out of account " << u->Account()->display;
na->last_realname = u->realname;
na->last_seen = Anope::CurTime;
u->Login(na->nc);
ircdproto->SendAccountLogin(u, u->Account());
ircdproto->SetAutoIdentificationToken(u);
if (this_na && this_na->nc == na->nc && this_na->nc->HasFlag(NI_UNCONFIRMED) == false)
u->SetMode(NickServ, UMODE_REGISTERED);
u->UpdateHost();
Log(LOG_COMMAND, u, this) << "and identified for account " << u->Account()->display << " using LDAP";
u->SendMessage(NickServ, _("Password accepted - you are now recognized."));
if (ircd->vhost)
do_on_id(u);
if (Config->NSModeOnID)
do_setmodes(u);
FOREACH_MOD(I_OnNickIdentify, OnNickIdentify(u));
delete ii;
}
void OnError(const LDAPResult &r)
{
std::map<LDAPQuery, IdentifyInfo *>::iterator it = this->requests.find(r.id);
if (it == this->requests.end())
return;
IdentifyInfo *ii = it->second;
this->requests.erase(it);
if (!ii->user)
{
delete this;
return;
}
User *u = *ii->user;
Log(LOG_COMMAND, u, this) << "and failed to identify for account " << ii->account << ". LDAP error: " << r.getError();
u->SendMessage(NickServ, _(PASSWORD_INCORRECT));
bad_password(u);
delete ii;
}
};
class OnIdentifyInterface : public LDAPInterface
{
std::map<LDAPQuery, Anope::string> requests;
public:
OnIdentifyInterface(Module *m) : LDAPInterface(m) { }
void Add(LDAPQuery id, const Anope::string &nick)
{
this->requests[id] = nick;
}
void OnResult(const LDAPResult &r)
{
std::map<LDAPQuery, Anope::string>::iterator it = this->requests.find(r.id);
if (it == this->requests.end())
return;
User *u = finduser(it->second);
this->requests.erase(it);
if (!u || !u->Account())
return;
try
{
const LDAPAttributes &attr = r.get(0);
Anope::string email = attr.get(email_attribute);
if (!email.equals_ci(u->Account()->email))
{
u->Account()->email = email;
u->SendMessage(NickServ, "Your email has been updated to \002%s\002", email.c_str());
Log() << "ns_identify_ldap: Updated email address for " << u->nick << " (" << u->Account()->display << ") to " << email;
}
}
catch (const LDAPException &ex)
{
Log() << "ns_identify_ldap: " << ex.GetReason();
}
}
void OnError(const LDAPResult &r)
{
this->requests.erase(r.id);
Log() << "ns_identify_ldap: " << r.error;
}
};
class NSIdentifyLDAP : public Module
{
service_reference<LDAPProvider> ldap;
IdentifyInterface iinterface;
OnIdentifyInterface oninterface;
Anope::string binddn;
Anope::string username_attribute;
bool disable_register;
Anope::string disable_reason;
public:
NSIdentifyLDAP(const Anope::string &modname, const Anope::string &creator) :
Module(modname, creator), ldap("ldap/main"), iinterface(this), oninterface(this)
{
this->SetAuthor("Anope");
this->SetType(SUPPORTED);
Implementation i[] = { I_OnReload, I_OnPreCommand, I_OnNickIdentify };
ModuleManager::Attach(i, this, 3);
OnReload(false);
}
void OnReload(bool)
{
ConfigReader config;
this->binddn = config.ReadValue("ns_identify_ldap", "binddn", "", 0);
this->username_attribute = config.ReadValue("ns_identify_ldap", "username_attribute", "", 0);
email_attribute = config.ReadValue("ns_identify_ldap", "email_attribute", "", 0);
this->disable_register = config.ReadFlag("ns_identify_ldap", "disable_ns_register", "false", 0);
this->disable_reason = config.ReadValue("ns_identify_ldap", "disable_reason", "", 0);
}
EventReturn OnPreCommand(CommandSource &source, Command *command, const std::vector<Anope::string> ¶ms)
{
if (command->service == NickServ)
{
if (this->disable_register && command->name == "REGISTER")
{
source.Reply(_(this->disable_reason.c_str()));
return EVENT_STOP;
}
else if (command->name == "IDENTIFY" && !params.empty() && this->ldap)
{
Anope::string account = params.size() > 1 ? params[0] : source.u->nick;
Anope::string pass = params.size() > 1 ? params[1] : params[0];
NickAlias *na = findnick(account);
if (na)
{
account = na->nc->display;
if (na->HasFlag(NS_FORBIDDEN) || na->nc->HasFlag(NI_SUSPENDED) || source.u->Account() == na->nc)
return EVENT_CONTINUE;
}
IdentifyInfo *ii = new IdentifyInfo(source.u, account, pass);
try
{
Anope::string full_binddn = this->username_attribute + "=" + account + "," + this->binddn;
LDAPQuery id = this->ldap->Bind(&this->iinterface, full_binddn, pass);
this->iinterface.Add(id, ii);
}
catch (const LDAPException &ex)
{
delete ii;
Log() << "ns_identify_ldap: " << ex.GetReason();
return EVENT_CONTINUE;
}
return EVENT_STOP;
}
}
return EVENT_CONTINUE;
}
void OnNickIdentify(User *u)
{
if (email_attribute.empty())
return;
try
{
LDAPQuery id = this->ldap->Search(&this->oninterface, this->binddn, "(" + this->username_attribute + "=" + u->Account()->display + ")");
this->oninterface.Add(id, u->nick);
}
catch (const LDAPException &ex)
{
Log() << "ns_identify_ldap: " << ex.GetReason();
}
}
};
MODULE_INIT(NSIdentifyLDAP)
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