]> git.netwichtig.de Git - user/henk/code/inspircd.git/blobdiff - src/modules/m_sasl.cpp
Merge branch 'master+dns'
[user/henk/code/inspircd.git] / src / modules / m_sasl.cpp
index e949e3fd4c15c587ae61552b426f3c2d6df59b15..341b3aea7166139068f75039e4ebc1b101e98bb4 100644 (file)
 #include "modules/sasl.h"
 #include "modules/ssl.h"
 
-/* $ModDesc: Provides support for IRC Authentication Layer (aka: atheme SASL) via AUTHENTICATE. */
-
 enum SaslState { SASL_INIT, SASL_COMM, SASL_DONE };
 enum SaslResult { SASL_OK, SASL_FAIL, SASL_ABORT };
 
 static std::string sasl_target = "*";
+static Events::ModuleEventProvider* saslevprov;
 
 static void SendSASL(const parameterlist& params)
 {
-       if (!ServerInstance->PI->SendEncapsulatedData(params))
+       if (!ServerInstance->PI->SendEncapsulatedData(sasl_target, "SASL", params))
        {
-               SASLFallback(NULL, params);
+               FOREACH_MOD_CUSTOM(*saslevprov, SASLEventListener, OnSASLAuth, (params));
        }
 }
 
@@ -52,21 +51,19 @@ class SaslAuthenticator
        bool state_announced;
 
  public:
-       SaslAuthenticator(User *user_, std::string method, Module *ctor)
+       SaslAuthenticator(User* user_, const std::string& method)
                : user(user_), state(SASL_INIT), state_announced(false)
        {
                parameterlist params;
-               params.push_back(sasl_target);
-               params.push_back("SASL");
                params.push_back(user->uuid);
                params.push_back("*");
                params.push_back("S");
                params.push_back(method);
 
-               if (method == "EXTERNAL" && IS_LOCAL(user_))
+               LocalUser* localuser = IS_LOCAL(user);
+               if (method == "EXTERNAL" && localuser)
                {
-                       SocketCertificateRequest req(&((LocalUser*)user_)->eh, ServerInstance->Modules->Find("m_sasl.so"));
-                       std::string fp = req.GetFingerprint();
+                       std::string fp = SSLClientCert::GetFingerprint(&localuser->eh);
 
                        if (fp.size())
                                params.push_back(fp);
@@ -93,26 +90,32 @@ class SaslAuthenticator
                {
                 case SASL_INIT:
                        this->agent = msg[0];
-                       this->user->Write("AUTHENTICATE %s", msg[3].c_str());
                        this->state = SASL_COMM;
-                       break;
+                       /* fall through */
                 case SASL_COMM:
                        if (msg[0] != this->agent)
                                return this->state;
 
-                       if (msg[2] != "D")
+                       if (msg.size() < 4)
+                               return this->state;
+
+                       if (msg[2] == "C")
                                this->user->Write("AUTHENTICATE %s", msg[3].c_str());
-                       else
+                       else if (msg[2] == "D")
                        {
                                this->state = SASL_DONE;
                                this->result = this->GetSaslResult(msg[3]);
                        }
+                       else if (msg[2] == "M")
+                               this->user->WriteNumeric(908, "%s %s :are available SASL mechanisms", this->user->nick.c_str(), msg[3].c_str());
+                       else
+                               ServerInstance->Logs->Log(MODNAME, LOG_DEFAULT, "Services sent an unknown SASL message \"%s\" \"%s\"", msg[2].c_str(), msg[3].c_str());
 
                        break;
                 case SASL_DONE:
                        break;
                 default:
-                       ServerInstance->Logs->Log("m_sasl", LOG_DEFAULT, "WTF: SaslState is not a known state (%d)", this->state);
+                       ServerInstance->Logs->Log(MODNAME, LOG_DEFAULT, "WTF: SaslState is not a known state (%d)", this->state);
                        break;
                }
 
@@ -131,8 +134,6 @@ class SaslAuthenticator
                        return true;
 
                parameterlist params;
-               params.push_back(sasl_target);
-               params.push_back("SASL");
                params.push_back(this->user->uuid);
                params.push_back(this->agent);
                params.push_back("C");
@@ -158,13 +159,13 @@ class SaslAuthenticator
                switch (this->result)
                {
                 case SASL_OK:
-                       this->user->WriteNumeric(903, "%s :SASL authentication successful", this->user->nick.c_str());
+                       this->user->WriteNumeric(903, ":SASL authentication successful");
                        break;
                 case SASL_ABORT:
-                       this->user->WriteNumeric(906, "%s :SASL authentication aborted", this->user->nick.c_str());
+                       this->user->WriteNumeric(906, ":SASL authentication aborted");
                        break;
                 case SASL_FAIL:
-                       this->user->WriteNumeric(904, "%s :SASL authentication failed", this->user->nick.c_str());
+                       this->user->WriteNumeric(904, ":SASL authentication failed");
                        break;
                 default:
                        break;
@@ -195,7 +196,7 @@ class CommandAuthenticate : public Command
 
                        SaslAuthenticator *sasl = authExt.get(user);
                        if (!sasl)
-                               authExt.set(user, new SaslAuthenticator(user, parameters[0], creator));
+                               authExt.set(user, new SaslAuthenticator(user, parameters[0]));
                        else if (sasl->SendClientMessage(parameters) == false)  // IAL abort extension --nenolod
                        {
                                sasl->AnnounceState();
@@ -220,7 +221,7 @@ class CommandSASL : public Command
                User* target = ServerInstance->FindNick(parameters[1]);
                if ((!target) || (IS_SERVER(target)))
                {
-                       ServerInstance->Logs->Log("m_sasl", LOG_DEBUG,"User not found in sasl ENCAP event: %s", parameters[1].c_str());
+                       ServerInstance->Logs->Log(MODNAME, LOG_DEBUG, "User not found in sasl ENCAP event: %s", parameters[1].c_str());
                        return CMD_FAILURE;
                }
 
@@ -249,32 +250,31 @@ class ModuleSASL : public Module
        GenericCap cap;
        CommandAuthenticate auth;
        CommandSASL sasl;
+       Events::ModuleEventProvider sasleventprov;
 
  public:
        ModuleSASL()
-               : authExt("sasl_auth", this), cap(this, "sasl"), auth(this, authExt, cap), sasl(this, authExt)
+               : authExt("sasl_auth", ExtensionItem::EXT_USER, this)
+               , cap(this, "sasl")
+               , auth(this, authExt, cap)
+               , sasl(this, authExt)
+               , sasleventprov(this, "event/sasl")
        {
+               saslevprov = &sasleventprov;
        }
 
-       void init()
+       void init() CXX11_OVERRIDE
        {
-               OnRehash(NULL);
-               Implementation eventlist[] = { I_OnEvent, I_OnUserRegister, I_OnRehash };
-               ServerInstance->Modules->Attach(eventlist, this, sizeof(eventlist)/sizeof(Implementation));
-
-               ServiceProvider* providelist[] = { &auth, &sasl, &authExt };
-               ServerInstance->Modules->AddServices(providelist, 3);
-
                if (!ServerInstance->Modules->Find("m_services_account.so") || !ServerInstance->Modules->Find("m_cap.so"))
-                       ServerInstance->Logs->Log("m_sasl", LOG_DEFAULT, "WARNING: m_services_account.so and m_cap.so are not loaded! m_sasl.so will NOT function correctly until these two modules are loaded!");
+                       ServerInstance->Logs->Log(MODNAME, LOG_DEFAULT, "WARNING: m_services_account.so and m_cap.so are not loaded! m_sasl.so will NOT function correctly until these two modules are loaded!");
        }
 
-       void OnRehash(User*)
+       void ReadConfig(ConfigStatus& status) CXX11_OVERRIDE
        {
                sasl_target = ServerInstance->Config->ConfValue("sasl")->getString("target", "*");
        }
 
-       ModResult OnUserRegister(LocalUser *user)
+       ModResult OnUserRegister(LocalUser *user) CXX11_OVERRIDE
        {
                SaslAuthenticator *sasl_ = authExt.get(user);
                if (sasl_)
@@ -286,14 +286,9 @@ class ModuleSASL : public Module
                return MOD_RES_PASSTHRU;
        }
 
-       Version GetVersion()
-       {
-               return Version("Provides support for IRC Authentication Layer (aka: atheme SASL) via AUTHENTICATE.",VF_VENDOR);
-       }
-
-       void OnEvent(Event &ev)
+       Version GetVersion() CXX11_OVERRIDE
        {
-               cap.HandleEvent(ev);
+               return Version("Provides support for IRC Authentication Layer (aka: SASL) via AUTHENTICATE.", VF_VENDOR);
        }
 };