DNSBLConfEntry *ConfEntry;
public:
- DNSBLResolver(Module *me, InspIRCd *ServerInstance, const std::string &hostname, userrec* u, int userfd, DNSBLConfEntry *conf)
- : Resolver(ServerInstance, hostname, DNS_QUERY_A, me)
+ DNSBLResolver(Module *me, InspIRCd *ServerInstance, const std::string &hostname, userrec* u, int userfd, DNSBLConfEntry *conf, bool &cached)
+ : Resolver(ServerInstance, hostname, DNS_QUERY_A, cached, me)
{
theirfd = userfd;
them = u;
ConfEntry = conf;
}
- virtual void OnLookupComplete(const std::string &result)
+ virtual void OnLookupComplete(const std::string &result, unsigned int ttl, bool cached)
{
/* Check the user still exists */
if ((them) && (them == ServerInstance->SE->GetRef(theirfd)))
{
- ServerInstance->Log(DEBUG, "m_dnsbl: %s got a result from dnsbl %s", them->nick, ConfEntry->name.c_str());
-
// Now we calculate the bitmask: 256*(256*(256*a+b)+c)+d
if(result.length())
{
while(tmp.length()>0)
{
std::string octet;
- unsigned int lastdot = tmp.rfind(".");
+ /* Fix by brain, npos is -1, so unsigned int will never match */
+ std::string::size_type lastdot = tmp.rfind(".");
if (lastdot == std::string::npos)
{
if (bitmask != 0)
{
std::string reason = ConfEntry->reason;
-
- while (int pos = reason.find("%ip%") != std::string::npos)
+ std::string::size_type x = reason.find("%ip%");
+ while (x != std::string::npos)
{
- reason.replace(pos, 4, them->GetIPString());
+ reason.erase(x, 4);
+ reason.insert(x, them->GetIPString());
+ x = reason.find("%ip%");
}
ServerInstance->WriteOpers("*** Connecting user %s detected as being on a DNS blacklist (%s) with result %d", them->GetFullRealHost(), ConfEntry->name.c_str(), bitmask);
{
case DNSBLConfEntry::I_KILL:
{
- them->QuitUser(ServerInstance, them, std::string("Killed (") + reason + ")");
+ userrec::QuitUser(ServerInstance, them, std::string("Killed (") + reason + ")");
break;
}
case DNSBLConfEntry::I_KLINE:
{
ServerInstance->AddKLine(ConfEntry->duration, ServerInstance->Config->ServerName, reason, std::string("*@") + them->GetIPString());
+ FOREACH_MOD(I_OnAddKLine,OnAddKLine(ServerInstance->Duration(ConfEntry->duration), NULL, reason, std::string("*@") + them->GetIPString()));
break;
}
case DNSBLConfEntry::I_GLINE:
{
ServerInstance->AddGLine(ConfEntry->duration, ServerInstance->Config->ServerName, reason, std::string("*@") + them->GetIPString());
+ FOREACH_MOD(I_OnAddGLine,OnAddGLine(ServerInstance->Duration(ConfEntry->duration), NULL, reason, std::string("*@") + them->GetIPString()));
break;
}
case DNSBLConfEntry::I_ZLINE:
{
ServerInstance->AddZLine(ConfEntry->duration, ServerInstance->Config->ServerName, reason, them->GetIPString());
+ FOREACH_MOD(I_OnAddZLine,OnAddZLine(ServerInstance->Duration(ConfEntry->duration), NULL, reason, them->GetIPString()));
break;
}
case DNSBLConfEntry::I_UNKNOWN:
virtual void OnError(ResolverError e, const std::string &errormessage)
{
- /*
- this just means they don't appear in the respective dnsbl
- if ((them) && (them == ServerInstance->SE->GetRef(theirfd)))
- {
- }
- */
- /* Check the user still exists */
- if ((them) && (them == ServerInstance->SE->GetRef(theirfd)))
- {
- ServerInstance->Log(DEBUG, "m_dnsbl: %s got an error while resolving for dnsbl %s", them->nick, ConfEntry->name.c_str());
- }
}
-
+
virtual ~DNSBLResolver()
{
}
{
private:
std::vector<DNSBLConfEntry *> DNSBLConfEntries;
-
+
/*
* Convert a string to EnumBanaction
*/
return DNSBLConfEntry::I_ZLINE;
if(action.compare("GLINE")==0)
return DNSBLConfEntry::I_GLINE;
-
+
return DNSBLConfEntry::I_UNKNOWN;
}
public:
{
ReadConf();
}
-
+
virtual ~ModuleDNSBL()
{
+ ClearEntries();
}
-
+
virtual Version GetVersion()
{
- return Version(2, 0, 0, 0, 0, API_VERSION);
+ return Version(2, 0, 0, 1, VF_VENDOR, API_VERSION);
}
void Implements(char* List)
List[I_OnRehash] = List[I_OnUserRegister] = 1;
}
- /*
- * Fill our conf vector with data
- */
+ /** Clear entries and free the mem it was using
+ */
+ void ClearEntries()
+ {
+ std::vector<DNSBLConfEntry *>::iterator i;
+ while ((i = DNSBLConfEntries.begin()) != DNSBLConfEntries.end())
+ {
+ DNSBLConfEntries.erase(i);
+ delete *i;
+ }
+ }
+
+ /** Fill our conf vector with data
+ */
virtual void ReadConf()
{
ConfigReader *MyConf = new ConfigReader(ServerInstance);
- DNSBLConfEntries.clear();
+ ClearEntries();
for (int i=0; i< MyConf->Enumerate("dnsbl"); i++)
{
/* add it, all is ok */
DNSBLConfEntries.push_back(e);
- delete MyConf;
- return;
+ continue;
}
/* delete and drop it, error somewhere */
delete MyConf;
}
-
-
- virtual void OnRehash(const std::string ¶meter)
+
+ virtual void OnRehash(userrec* user, const std::string ¶meter)
{
ReadConf();
}
unsigned char a, b, c, d;
char reversedipbuf[128];
std::string reversedip;
+ bool success = false;
if (!inet_aton(user->GetIPString(), &in))
{
- ServerInstance->WriteOpers("Invalid IP address in m_dnsbl! Bailing check");
- return 0;
+#ifdef IPV6
+ /* We could have an ipv6 address here */
+ std::string x = user->GetIPString();
+ /* Is it a 4in6 address? (Compensate for this kernel kludge that people love) */
+ if (x.find("0::ffff:") == 0)
+ {
+ x.erase(x.begin(), x.begin() + 8);
+ if (inet_aton(x.c_str(), &in))
+ success = true;
+ }
+#endif
}
+ else
+ {
+ success = true;
+ }
+
+ if (!success)
+ return 0;
d = (unsigned char) (in.s_addr >> 24) & 0xFF;
c = (unsigned char) (in.s_addr >> 16) & 0xFF;
snprintf(reversedipbuf, 128, "%d.%d.%d.%d", d, c, b, a);
reversedip = std::string(reversedipbuf);
-/*
- this is satmd's old code
- std::string reversedip;
- std::string userip = user->GetIPString();
- std::string tempip = userip;
-
- // reversedip will created in there
- while (tempip.length()>0)
- {
- unsigned int lastdot=tempip.rfind(".");
- if (lastdot == std::string::npos)
- {
- reversedip+=tempip;
- tempip.clear();
- }
- else
- {
- reversedip += tempip.substr(lastdot+1,tempip.length()-lastdot+1);
- reversedip += ".";
- tempip.resize(lastdot);
- }
- }
-*/
-
// For each DNSBL, we will run through this lookup
for (std::vector<DNSBLConfEntry *>::iterator i = DNSBLConfEntries.begin(); i != DNSBLConfEntries.end(); i++)
{
// Fill hostname with a dnsbl style host (d.c.b.a.domain.tld)
- std::string hostname=reversedip+"."+ (*i)->domain;
-
- ServerInstance->Log(DEBUG, "m_dnsbl: sending %s for resolution", hostname.c_str());
+ std::string hostname = reversedip + "." + (*i)->domain;
/* now we'd need to fire off lookups for `hostname'. */
- DNSBLResolver *r = new DNSBLResolver(this, ServerInstance, hostname, user, user->GetFd(), *i);
- ServerInstance->AddResolver(r);
+ bool cached;
+ DNSBLResolver *r = new DNSBLResolver(this, ServerInstance, hostname, user, user->GetFd(), *i, cached);
+ ServerInstance->AddResolver(r, cached);
}
}
ModuleDNSBLFactory()
{
}
-
+
~ModuleDNSBLFactory()
{
}
-
+
virtual Module *CreateModule(InspIRCd *Me)
{
return new ModuleDNSBL(Me);
}
-
+
};
{
return new ModuleDNSBLFactory;
}
-