mirror of
https://github.com/anope/anope.git
synced 2026-06-24 22:06:38 +02:00
Adam
332 lines
8.5 KiB
C++
332 lines
8.5 KiB
C++
#include "module.h"
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#include "nickserv.h"
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#include "ldap.h"
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static Module *me;
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static Anope::string basedn;
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static Anope::string search_filter;
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static Anope::string object_class;
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static Anope::string email_attribute;
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static Anope::string username_attribute;
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struct IdentifyInfo
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{
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Reference<User> user;
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IdentifyRequest *req;
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ServiceReference<LDAPProvider> lprov;
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bool admin_bind;
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Anope::string dn;
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IdentifyInfo(User *u, IdentifyRequest *r, ServiceReference<LDAPProvider> &lp) : user(u), req(r), lprov(lp), admin_bind(true)
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{
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req->Hold(me);
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}
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~IdentifyInfo()
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{
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req->Release(me);
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}
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};
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class IdentifyInterface : public LDAPInterface
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{
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std::map<LDAPQuery, IdentifyInfo *> requests;
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public:
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IdentifyInterface(Module *m) : LDAPInterface(m) { }
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void Add(LDAPQuery id, IdentifyInfo *ii)
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{
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std::map<LDAPQuery, IdentifyInfo *>::iterator it = this->requests.find(id);
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if (it != this->requests.end())
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delete it->second;
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this->requests[id] = ii;
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}
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void OnResult(const LDAPResult &r) anope_override
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{
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std::map<LDAPQuery, IdentifyInfo *>::iterator it = this->requests.find(r.id);
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if (it == this->requests.end())
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return;
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IdentifyInfo *ii = it->second;
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this->requests.erase(it);
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if (!ii->lprov)
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{
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delete ii;
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return;
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}
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switch (r.type)
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{
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case LDAPResult::QUERY_SEARCH:
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{
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if (!r.empty())
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{
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try
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{
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const LDAPAttributes &attr = r.get(0);
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ii->dn = attr.get("dn");
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Log(LOG_DEBUG) << "m_ldap_authenticationn: binding as " << ii->dn;
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LDAPQuery id = ii->lprov->Bind(this, ii->dn, ii->req->GetPassword());
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this->Add(id, ii);
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return;
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}
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catch (const LDAPException &ex)
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{
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Log(this->owner) << "m_ldap_authentication: Error binding after search: " << ex.GetReason();
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}
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}
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break;
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}
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case LDAPResult::QUERY_BIND:
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{
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if (ii->admin_bind)
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{
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Anope::string sf = search_filter.replace_all_cs("%account", ii->req->GetAccount()).replace_all_cs("%object_class", object_class);
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try
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{
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Log(LOG_DEBUG) << "m_ldap_authentication: searching for " << sf;
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LDAPQuery id = ii->lprov->Search(this, basedn, sf);
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this->Add(id, ii);
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ii->admin_bind = false;
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return;
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}
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catch (const LDAPException &ex)
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{
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Log(this->owner) << "m_ldap_authentication: Unable to search for " << sf << ": " << ex.GetReason();
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}
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}
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else
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{
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NickAlias *na = NickAlias::Find(ii->req->GetAccount());
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if (na == NULL)
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{
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na = new NickAlias(ii->req->GetAccount(), new NickCore(ii->req->GetAccount()));
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if (ii->user)
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{
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if (Config->NSAddAccessOnReg)
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na->nc->AddAccess(ii->user->Mask());
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if (NickServ)
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ii->user->SendMessage(NickServ, _("Your account \002%s\002 has been successfully created."), na->nick.c_str());
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}
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}
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na->nc->Extend("m_ldap_authentication_dn", new ExtensibleItemClass<Anope::string>(ii->dn));
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ii->req->Success(me);
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}
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break;
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}
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default:
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break;
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}
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delete ii;
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}
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void OnError(const LDAPResult &r) anope_override
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{
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std::map<LDAPQuery, IdentifyInfo *>::iterator it = this->requests.find(r.id);
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if (it == this->requests.end())
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return;
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IdentifyInfo *ii = it->second;
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this->requests.erase(it);
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delete ii;
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}
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};
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class OnIdentifyInterface : public LDAPInterface
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{
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std::map<LDAPQuery, Anope::string> requests;
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public:
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OnIdentifyInterface(Module *m) : LDAPInterface(m) { }
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void Add(LDAPQuery id, const Anope::string &nick)
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{
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this->requests[id] = nick;
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}
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void OnResult(const LDAPResult &r) anope_override
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{
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std::map<LDAPQuery, Anope::string>::iterator it = this->requests.find(r.id);
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if (it == this->requests.end())
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return;
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User *u = User::Find(it->second);
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this->requests.erase(it);
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if (!u || !u->Account() || r.empty())
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return;
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try
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{
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const LDAPAttributes &attr = r.get(0);
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Anope::string email = attr.get(email_attribute);
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if (!email.equals_ci(u->Account()->email))
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{
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u->Account()->email = email;
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if (NickServ)
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u->SendMessage(NickServ, _("Your email has been updated to \002%s\002"), email.c_str());
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Log(this->owner) << "m_ldap_authentication: Updated email address for " << u->nick << " (" << u->Account()->display << ") to " << email;
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}
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}
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catch (const LDAPException &ex)
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{
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Log(this->owner) << "m_ldap_authentication: " << ex.GetReason();
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}
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}
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void OnError(const LDAPResult &r) anope_override
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{
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this->requests.erase(r.id);
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Log(this->owner) << "m_ldap_authentication: " << r.error;
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}
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};
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class OnRegisterInterface : public LDAPInterface
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{
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public:
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OnRegisterInterface(Module *m) : LDAPInterface(m) { }
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void OnResult(const LDAPResult &r) anope_override
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{
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Log(this->owner) << "m_ldap_authentication: Successfully added newly created account to LDAP";
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}
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void OnError(const LDAPResult &r) anope_override
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{
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Log(this->owner) << "m_ldap_authentication: Error adding newly created account to LDAP: " << r.getError();
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}
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};
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class NSIdentifyLDAP : public Module
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{
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ServiceReference<LDAPProvider> ldap;
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IdentifyInterface iinterface;
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OnIdentifyInterface oninterface;
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OnRegisterInterface orinterface;
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Anope::string password_attribute;
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bool disable_register;
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Anope::string disable_reason;
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public:
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NSIdentifyLDAP(const Anope::string &modname, const Anope::string &creator) :
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Module(modname, creator, SUPPORTED), ldap("LDAPProvider", "ldap/main"), iinterface(this), oninterface(this), orinterface(this)
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{
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this->SetAuthor("Anope");
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me = this;
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Implementation i[] = { I_OnReload, I_OnPreCommand, I_OnCheckAuthentication, I_OnNickIdentify, I_OnNickRegister };
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ModuleManager::Attach(i, this, sizeof(i) / sizeof(Implementation));
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ModuleManager::SetPriority(this, PRIORITY_FIRST);
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OnReload();
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}
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void OnReload() anope_override
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{
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ConfigReader config;
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basedn = config.ReadValue("m_ldap_authentication", "basedn", "", 0);
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search_filter = config.ReadValue("m_ldap_authentication", "search_filter", "", 0);
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object_class = config.ReadValue("m_ldap_authentication", "object_class", "", 0);
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username_attribute = config.ReadValue("m_ldap_authentication", "username_attribute", "", 0);
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this->password_attribute = config.ReadValue("m_ldap_authentication", "password_attribute", "", 0);
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email_attribute = config.ReadValue("m_ldap_authentication", "email_attribute", "", 0);
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this->disable_register = config.ReadFlag("m_ldap_authentication", "disable_ns_register", "false", 0);
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this->disable_reason = config.ReadValue("m_ldap_authentication", "disable_reason", "", 0);
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}
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EventReturn OnPreCommand(CommandSource &source, Command *command, std::vector<Anope::string> ¶ms) anope_override
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{
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if (this->disable_register && !this->disable_reason.empty() && command->name == "nickserv/register")
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{
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source.Reply(_(this->disable_reason.c_str()));
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return EVENT_STOP;
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}
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return EVENT_CONTINUE;
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}
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void OnCheckAuthentication(User *u, IdentifyRequest *req) anope_override
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{
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if (!this->ldap)
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return;
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IdentifyInfo *ii = new IdentifyInfo(u, req, this->ldap);
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try
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{
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LDAPQuery id = this->ldap->BindAsAdmin(&this->iinterface);
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this->iinterface.Add(id, ii);
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}
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catch (const LDAPException &ex)
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{
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delete ii;
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Log(this) << ex.GetReason();
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}
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}
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void OnNickIdentify(User *u) anope_override
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{
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if (email_attribute.empty() || !this->ldap || !u->Account()->HasExt("m_ldap_authentication_dn"))
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return;
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Anope::string *dn = u->Account()->GetExt<ExtensibleItemClass<Anope::string> *>("m_ldap_authentication_dn");
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if (!dn || dn->empty())
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return;
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try
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{
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LDAPQuery id = this->ldap->Search(&this->oninterface, *dn, "(" + email_attribute + "=*)");
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this->oninterface.Add(id, u->nick);
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}
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catch (const LDAPException &ex)
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{
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Log(this) << ex.GetReason();
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}
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}
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void OnNickRegister(NickAlias *na) anope_override
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{
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if (this->disable_register || !this->ldap)
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return;
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try
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{
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this->ldap->BindAsAdmin(NULL);
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LDAPMods attributes;
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attributes.resize(4);
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attributes[0].name = "objectClass";
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attributes[0].values.push_back("top");
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attributes[0].values.push_back(object_class);
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attributes[1].name = username_attribute;
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attributes[1].values.push_back(na->nick);
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if (!na->nc->email.empty())
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{
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attributes[2].name = email_attribute;
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attributes[2].values.push_back(na->nc->email);
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}
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attributes[3].name = this->password_attribute;
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attributes[3].values.push_back(na->nc->pass);
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Anope::string new_dn = username_attribute + "=" + na->nick + "," + basedn;
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this->ldap->Add(&this->orinterface, new_dn, attributes);
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}
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catch (const LDAPException &ex)
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{
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Log(this) << ex.GetReason();
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}
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}
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};
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MODULE_INIT(NSIdentifyLDAP)
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