]> git.netwichtig.de Git - user/henk/code/inspircd.git/blobdiff - src/modules/m_ident.cpp
Fix potential for duplicate SID if the SID is auto generated.
[user/henk/code/inspircd.git] / src / modules / m_ident.cpp
index 3fb61e345fae6c467a838999fd518bd48bc04dc4..0fef4d33b984a33c22108c090edffbcf58b6ffca 100644 (file)
  * ---------------------------------------------------
  */
 
-#include <stdio.h>
-#include <string>
-#include "users.h"
-#include "channels.h"
-#include "modules.h"
 #include "inspircd.h"
 
 /* $ModDesc: Provides support for RFC 1413 ident lookups */
@@ -35,7 +30,7 @@ class RFC1413 : public InspSocket
        userrec* u;              // user record that the lookup is associated with
        int ufd;
 
-       RFC1413(InspIRCd* SI, userrec* user, int maxtime) : InspSocket(SI, user->GetIPString(), 113, false, maxtime), u(user)
+       RFC1413(InspIRCd* SI, userrec* user, int maxtime, const std::string &bindto) : InspSocket(SI, user->GetIPString(), 113, false, maxtime, bindto), u(user)
        {
                ufd = user->GetFd();
        }
@@ -46,12 +41,7 @@ class RFC1413 : public InspSocket
                // so we just display a notice, and tidy off the ident_data.
                if (u && (Instance->SE->GetRef(ufd) == u))
                {
-                       char newident[MAXBUF];
                        u->Shrink("ident_data");
-                       u->WriteServ("NOTICE "+std::string(u->nick)+" :*** Could not find your ident, using ~"+std::string(u->ident)+" instead.");
-                       strcpy(newident,"~");
-                       strlcat(newident,u->ident,IDENTMAX);
-                       strlcpy(u->ident,newident,IDENTMAX);
                        Instance->next_call = Instance->Time();
                }
        }
@@ -84,6 +74,7 @@ class RFC1413 : public InspSocket
                                                                {
                                                                        if (this->Instance->IsIdent(section))
                                                                        {
+                                                                               u->Extend("IDENT", new std::string(std::string(section) + "," + std::string(u->ident)));
                                                                                strlcpy(u->ident,section,IDENTMAX);
                                                                                u->WriteServ("NOTICE "+std::string(u->nick)+" :*** Found your ident: "+std::string(u->ident));
                                                                        }
@@ -131,6 +122,9 @@ class RFC1413 : public InspSocket
        {
                if (u && (Instance->SE->GetRef(ufd) == u))
                {
+                       if (*u->ident == '~')
+                               u->WriteServ("NOTICE "+std::string(u->nick)+" :*** Could not find your ident, using "+std::string(u->ident)+" instead.");
+
                        Instance->next_call = Instance->Time();
                        u->Shrink("ident_data");
                }
@@ -140,8 +134,8 @@ class RFC1413 : public InspSocket
        {
                if (u && (Instance->SE->GetRef(ufd) == u))
                {
-                       sockaddr* sock_us = new sockaddr;
-                       sockaddr* sock_them = new sockaddr;
+                       sockaddr* sock_us = new sockaddr[2];
+                       sockaddr* sock_them = new sockaddr[2];
                        bool success = false;
                        uslen = sizeof(sockaddr_in);
                        themlen = sizeof(sockaddr_in);
@@ -150,18 +144,13 @@ class RFC1413 : public InspSocket
                        {
                                themlen = sizeof(sockaddr_in6);
                                uslen = sizeof(sockaddr_in6);
-                               success = ((getsockname(this->u->GetFd(),sock_us,&uslen) || getpeername(this->u->GetFd(), sock_them, &themlen)));
                        }
-                       else
-                               success = ((getsockname(this->u->GetFd(),sock_us,&uslen) || getpeername(this->u->GetFd(), sock_them, &themlen)));
-#else
-                       success = ((getsockname(this->u->GetFd(),sock_us,&uslen) || getpeername(this->u->GetFd(), sock_them, &themlen)));
 #endif
+                       success = ((getsockname(this->u->GetFd(),sock_us,&uslen) || getpeername(this->u->GetFd(), sock_them, &themlen)));
                        if (success)
                        {
-                               Instance->Log(DEBUG,"BUG: Ident: failed to get socket names");
-                               delete sock_us;
-                               delete sock_them;
+                               delete[] sock_us;
+                               delete[] sock_them;
                                return false;
                        }
                        else
@@ -171,13 +160,11 @@ class RFC1413 : public InspSocket
                                if (this->u->GetProtocolFamily() == AF_INET6)
                                        snprintf(ident_request,127,"%d,%d\r\n",ntohs(((sockaddr_in6*)sock_them)->sin6_port),ntohs(((sockaddr_in6*)sock_us)->sin6_port));
                                else
-                                       snprintf(ident_request,127,"%d,%d\r\n",ntohs(((sockaddr_in*)sock_them)->sin_port),ntohs(((sockaddr_in*)sock_us)->sin_port));
-#else
-                               snprintf(ident_request,127,"%d,%d\r\n",ntohs(((sockaddr_in*)sock_them)->sin_port),ntohs(((sockaddr_in*)sock_us)->sin_port));
 #endif
+                               snprintf(ident_request,127,"%d,%d\r\n",ntohs(((sockaddr_in*)sock_them)->sin_port),ntohs(((sockaddr_in*)sock_us)->sin_port));
                                this->Write(ident_request);
-                               delete sock_us;
-                               delete sock_them;
+                               delete[] sock_us;
+                               delete[] sock_them;
                                return true;
                        }
                }
@@ -193,21 +180,22 @@ class ModuleIdent : public Module
 {
 
        ConfigReader* Conf;
-
        int IdentTimeout;
+       std::string PortBind;
 
  public:
        void ReadSettings()
        {
                Conf = new ConfigReader(ServerInstance);
-               IdentTimeout = Conf->ReadInteger("ident","timeout",0,true);
+               IdentTimeout = Conf->ReadInteger("ident", "timeout", 0, true);
+               PortBind = Conf->ReadValue("ident", "bind", 0);
                if (!IdentTimeout)
                        IdentTimeout = 1;
                DELETE(Conf);
        }
 
        ModuleIdent(InspIRCd* Me)
-               : Module::Module(Me)
+               : Module(Me)
        {
 
                ReadSettings();
@@ -218,6 +206,17 @@ class ModuleIdent : public Module
                List[I_OnCleanup] = List[I_OnRehash] = List[I_OnUserRegister] = List[I_OnCheckReady] = List[I_OnUserDisconnect] = 1;
        }
 
+       void OnSyncUserMetaData(userrec* user, Module* proto,void* opaque, const std::string &extname, bool displayable)
+       {
+               if ((displayable) && (extname == "IDENT"))
+               {
+                       std::string* ident;
+                       if (GetExt("IDENT", ident))
+                               proto->ProtoSendMetaData(opaque, TYPE_USER, user, extname, *ident);
+               }
+       }
+
+
        virtual void OnRehash(userrec* user, const std::string &parameter)
        {
                ReadSettings();
@@ -231,19 +230,21 @@ class ModuleIdent : public Module
                 * is derived from InspSocket, and inserting it into the socket engine using the
                 * Server::AddSocket() call.
                 */
+               char newident[MAXBUF];
+               strcpy(newident,"~");
+               strlcat(newident,user->ident,IDENTMAX);
+               strlcpy(user->ident,newident,IDENTMAX);
+               
+
                user->WriteServ("NOTICE "+std::string(user->nick)+" :*** Looking up your ident...");
-               RFC1413* ident = new RFC1413(ServerInstance, user, IdentTimeout);
+               RFC1413* ident = new RFC1413(ServerInstance, user, IdentTimeout, PortBind);
                if ((ident->GetState() == I_CONNECTING) || (ident->GetState() == I_CONNECTED))
                {
                        user->Extend("ident_data", (char*)ident);
                }
                else
                {
-                       char newident[MAXBUF];
-                       user->WriteServ("NOTICE "+std::string(user->nick)+" :*** Could not find your ident, using ~"+std::string(user->ident)+" instead.");
-                       strcpy(newident,"~");
-                       strlcat(newident,user->ident,IDENTMAX);
-                       strlcpy(user->ident,newident,IDENTMAX);
+                       user->WriteServ("NOTICE "+std::string(user->nick)+" :*** Could not find your ident, using "+std::string(user->ident)+" instead.");
                        ServerInstance->next_call = ServerInstance->Time();
                }
                return 0;
@@ -266,6 +267,7 @@ class ModuleIdent : public Module
                {
                        userrec* user = (userrec*)item;
                        RFC1413* ident;
+                       std::string* identstr;
                        if (user->GetExt("ident_data", ident))
                        {
                                // FIX: If the user record is deleted, the socket wont be removed
@@ -274,7 +276,10 @@ class ModuleIdent : public Module
                                // to NULL and check it so that we dont write users who have gone away.
                                ident->u = NULL;
                                ServerInstance->SE->DelFd(ident);
-                               //delete ident;
+                       }
+                       if (user->GetExt("IDENT", identstr))
+                       {
+                               delete identstr;
                        }
                }
        }
@@ -290,11 +295,16 @@ class ModuleIdent : public Module
                 * and this would leave at least one of the invalid ;)
                 */
                RFC1413* ident;
+               std::string* identstr;
                if (user->GetExt("ident_data", ident))
                {
                        ident->u = NULL;
                        ServerInstance->SE->DelFd(ident);
                }
+               if (user->GetExt("IDENT", identstr))
+               {
+                       delete identstr;
+               }
        }
 
        virtual ~ModuleIdent()
@@ -309,27 +319,4 @@ class ModuleIdent : public Module
 
 };
 
-class ModuleIdentFactory : public ModuleFactory
-{
- public:
-       ModuleIdentFactory()
-       {
-       }
-
-       ~ModuleIdentFactory()
-       {
-       }
-
-       virtual Module * CreateModule(InspIRCd* Me)
-       {
-               return new ModuleIdent(Me);
-       }
-
-};
-
-
-extern "C" void * init_module( void )
-{
-       return new ModuleIdentFactory;
-}
-
+MODULE_INIT(ModuleIdent)