]> git.netwichtig.de Git - user/henk/code/inspircd.git/blobdiff - src/modules/m_spanningtree.cpp
Fix for bug #134 reported by mixx941: When user connects to ircd with no usermodes...
[user/henk/code/inspircd.git] / src / modules / m_spanningtree.cpp
index a170d3e551885fe037a7ebd8d3b222df82465d38..335624ec5d4e68780f05a0d5d3f13c28d73f4e6f 100644 (file)
 
 using namespace std;
 
-#include <stdio.h>
-#include <vector>
-#include <deque>
-#include "globals.h"
-#include "inspircd_config.h"
-#include "hash_map.h"
 #include "configreader.h"
 #include "users.h"
 #include "channels.h"
 #include "modules.h"
-#include "commands.h"
 #include "commands/cmd_whois.h"
 #include "commands/cmd_stats.h"
 #include "socket.h"
-
 #include "inspircd.h"
 #include "wildcard.h"
-#include "inspstring.h"
-#include "hashcomp.h"
 #include "xline.h"
-#include "typedefs.h"
 #include "cull_list.h"
 #include "aes.h"
 
@@ -602,7 +591,7 @@ class cmd_rconnect : public command_t
                if (ServerInstance->MatchText(ServerInstance->Config->ServerName,parameters[0]))
                {
                        /* Yes, initiate the given connect */
-                       ServerInstance->WriteOpers("*** Remote CONNECT from %s matching \002%s\002, connecting server \002%s\002",user->nick,parameters[0],parameters[1]);
+                       ServerInstance->SNO->WriteToSnoMask('l',"Remote CONNECT from %s matching \002%s\002, connecting server \002%s\002",user->nick,parameters[0],parameters[1]);
                        const char* para[1];
                        para[0] = parameters[1];
                        Creator->OnPreCommand("CONNECT", para, 1, user, true);
@@ -639,7 +628,9 @@ class TreeSocket : public InspSocket
        AES* ctx_in;
        AES* ctx_out;
        unsigned int keylength;
-       
+       std::string ModuleList;
+       std::map<std::string,std::string> CapKeys;
+
  public:
 
        /* Because most of the I/O gubbins are encapsulated within
@@ -698,12 +689,12 @@ class TreeSocket : public InspSocket
                keylength = key.length();
                if (!(keylength == 16 || keylength == 24 || keylength == 32))
                {
-                       this->Instance->WriteOpers("*** \2ERROR\2: Key length for encryptionkey is not 16, 24 or 32 bytes in length!");
+                       this->Instance->SNO->WriteToSnoMask('l',"\2ERROR\2: Key length for encryptionkey is not 16, 24 or 32 bytes in length!");
                        ServerInstance->Log(DEBUG,"Key length not 16, 24 or 32 characters!");
                }
                else
                {
-                       this->Instance->WriteOpers("*** \2AES\2: Initialized %d bit encryption to server %s",keylength*8,SName.c_str());
+                       this->Instance->SNO->WriteToSnoMask('l',"\2AES\2: Initialized %d bit encryption to server %s",keylength*8,SName.c_str());
                        ctx_in->MakeKey(key.c_str(), "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\
                                \0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0", keylength, keylength);
                        ctx_out->MakeKey(key.c_str(), "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\
@@ -726,13 +717,13 @@ class TreeSocket : public InspSocket
                        {
                                if (x->Name == this->myhost)
                                {
-                                       this->Instance->WriteOpers("*** Connection to \2"+myhost+"\2["+(x->HiddenFromStats ? "<hidden>" : this->GetIP())+"] established.");
+                                       this->Instance->SNO->WriteToSnoMask('l',"Connection to \2"+myhost+"\2["+(x->HiddenFromStats ? "<hidden>" : this->GetIP())+"] established.");
                                        this->SendCapabilities();
                                        if (x->EncryptionKey != "")
                                        {
                                                if (!(x->EncryptionKey.length() == 16 || x->EncryptionKey.length() == 24 || x->EncryptionKey.length() == 32))
                                                {
-                                                       this->Instance->WriteOpers("\2WARNING\2: Your encryption key is NOT 16, 24 or 32 characters in length, encryption will \2NOT\2 be enabled.");
+                                                       this->Instance->SNO->WriteToSnoMask('l',"\2WARNING\2: Your encryption key is NOT 16, 24 or 32 characters in length, encryption will \2NOT\2 be enabled.");
                                                }
                                                else
                                                {
@@ -751,7 +742,7 @@ class TreeSocket : public InspSocket
                 * If that happens the connection hangs here until it's closed. Unlikely
                 * and rather harmless.
                 */
-               this->Instance->WriteOpers("*** Connection to \2"+myhost+"\2 lost link tag(!)");
+               this->Instance->SNO->WriteToSnoMask('l',"Connection to \2"+myhost+"\2 lost link tag(!)");
                return true;
        }
        
@@ -763,7 +754,7 @@ class TreeSocket : public InspSocket
                 */
                if (e == I_ERR_CONNECT)
                {
-                       this->Instance->WriteOpers("*** Connection failed: Connection refused");
+                       this->Instance->SNO->WriteToSnoMask('l',"Connection failed: Connection refused");
                }
        }
 
@@ -823,31 +814,184 @@ class TreeSocket : public InspSocket
        
        void SendCapabilities()
        {
-               this->WriteLine("CAPAB "+MyCapabilities());
+               irc::commasepstream modulelist(MyCapabilities());
+
+               this->WriteLine("CAPAB START");
+
+               /* Send module names, split at 509 length */
+               std::string item = "*";
+               std::string line = "CAPAB MODULES ";
+               while ((item = modulelist.GetToken()) != "")
+               {
+                       if (line.length() + item.length() + 1 > 509)
+                       {
+                               this->WriteLine(line);
+                               line = "CAPAB MODULES ";
+                       }
+
+                       if (line != "CAPAB MODULES ")
+                               line.append(",");
+
+                       line.append(item);
+               }
+               if (line != "CAPAB MODULES ")
+                       this->WriteLine(line);
+
+               int ip6 = 0;
+               int ip6support = 0;
+#ifdef IPV6
+               ip6 = 1;
+#endif
+#ifdef SUPPORT_IP6LINKS
+               ip6support = 1;
+#endif
+               this->WriteLine("CAPAB CAPABILITIES :NICKMAX="+ConvToStr(NICKMAX)+" HALFOP="+ConvToStr(this->Instance->Config->AllowHalfop)+" CHANMAX="+ConvToStr(CHANMAX)+" MAXMODES="+ConvToStr(MAXMODES)+" IDENTMAX="+ConvToStr(IDENTMAX)+" MAXQUIT="+ConvToStr(MAXQUIT)+" MAXTOPIC="+ConvToStr(MAXTOPIC)+" MAXKICK="+ConvToStr(MAXKICK)+" MAXGECOS="+ConvToStr(MAXGECOS)+" MAXAWAY="+ConvToStr(MAXAWAY)+" IP6NATIVE="+ConvToStr(ip6)+" IP6SUPPORT="+ConvToStr(ip6support));
+
+               this->WriteLine("CAPAB END");
+       }
+
+       /* Check a comma seperated list for an item */
+       bool HasItem(const std::string &list, const std::string &item)
+       {
+               irc::commasepstream seplist(list);
+
+               std::string item2 = "*";
+               while ((item2 = seplist.GetToken()) != "")
+               {
+                       if (item2 == item)
+                               return true;
+               }
+
+               return false;
+       }
+
+       /* Isolate and return the elements that are different between two comma seperated lists */
+       std::string ListDifference(const std::string &one, const std::string &two)
+       {
+               irc::commasepstream list_one(one);
+               std::string item = "*";
+               std::string result = "";
+               while ((item = list_one.GetToken()) != "")
+               {
+                       if (!HasItem(two, item))
+                       {
+                               result.append(" ");
+                               result.append(item);
+                       }
+               }
+               return result;
        }
 
        bool Capab(std::deque<std::string> params)
        {
-               if (params.size() != 1)
+               if (params.size() < 1)
                {
-                       this->WriteLine("ERROR :Invalid number of parameters for CAPAB");
+                       this->WriteLine("ERROR :Invalid number of parameters for CAPAB - Mismatched version");
                        return false;
                }
 
-               if (params[0] != this->MyCapabilities())
+               if (params[0] == "START")
                {
-                       std::string quitserver = this->myhost;
-                       if (this->InboundServerName != "")
+                       this->ModuleList = "";
+                       this->CapKeys.clear();
+               }
+               else if (params[0] == "END")
+               {
+                       std::string reason = "";
+                       int ip6support = 0;
+#ifdef SUPPORT_IP6LINKS
+                       ip6support = 1;
+#endif
+                       /* Compare ModuleList and check CapKeys...
+                        * Maybe this could be tidier? -- Brain
+                        */
+                       if ((this->ModuleList != this->MyCapabilities()) && (this->ModuleList.length()))
                        {
-                               quitserver = this->InboundServerName;
+                               std::string diff = ListDifference(this->ModuleList, this->MyCapabilities());
+                               if (!diff.length())
+                               {
+                                       diff = "your server:" + ListDifference(this->MyCapabilities(), this->ModuleList);
+                               }
+                               else
+                               {
+                                       diff = "this server:" + diff;
+                               }
+                               if (diff.length() == 12)
+                                       reason = "Module list in CAPAB is not alphabetically ordered, cannot compare lists.";
+                               else
+                                       reason = "Modules loaded on these servers are not correctly matched, these modules are not loaded on " + diff;
                        }
 
-                       this->Instance->WriteOpers("*** \2ERROR\2: Server '%s' does not have the same set of modules loaded, cannot link!",quitserver.c_str());
-                       this->Instance->WriteOpers("*** Our networked module set is: '%s'",this->MyCapabilities().c_str());
-                       this->Instance->WriteOpers("*** Other server's networked module set is: '%s'",params[0].c_str());
-                       this->Instance->WriteOpers("*** These lists must match exactly on both servers. Please correct these errors, and try again.");
-                       this->WriteLine("ERROR :CAPAB mismatch; My capabilities: '"+this->MyCapabilities()+"'");
-                       return false;
+                       if (((this->CapKeys.find("IP6SUPPORT") == this->CapKeys.end()) && (ip6support)) || ((this->CapKeys.find("IP6SUPPORT") != this->CapKeys.end()) && (this->CapKeys.find("IP6SUPPORT")->second != ConvToStr(ip6support))))
+                               reason = "We don't both support linking to IPV6 servers";
+
+                       if (((this->CapKeys.find("IP6NATIVE") != this->CapKeys.end()) && (this->CapKeys.find("IP6NATIVE")->second == "1")) && (!ip6support))
+                               reason = "The remote server is IPV6 native, and we don't support linking to IPV6 servers";
+
+                       if (((this->CapKeys.find("NICKMAX") == this->CapKeys.end()) || ((this->CapKeys.find("NICKMAX") != this->CapKeys.end()) && (this->CapKeys.find("NICKMAX")->second != ConvToStr(NICKMAX)))))
+                               reason = "Maximum nickname lengths differ or remote nickname length not specified";
+
+                       if (((this->CapKeys.find("HALFOP") == this->CapKeys.end()) && (Instance->Config->AllowHalfop)) || ((this->CapKeys.find("HALFOP") != this->CapKeys.end()) && (this->CapKeys.find("HALFOP")->second != ConvToStr(Instance->Config->AllowHalfop))))
+                               reason = "We don't both have halfop support enabled/disabled identically";
+
+                       if (((this->CapKeys.find("IDENTMAX") == this->CapKeys.end()) || ((this->CapKeys.find("IDENTMAX") != this->CapKeys.end()) && (this->CapKeys.find("IDENTMAX")->second != ConvToStr(IDENTMAX)))))
+                               reason = "Maximum ident lengths differ or remote ident length not specified";
+
+                       if (((this->CapKeys.find("CHANMAX") == this->CapKeys.end()) || ((this->CapKeys.find("CHANMAX") != this->CapKeys.end()) && (this->CapKeys.find("CHANMAX")->second != ConvToStr(CHANMAX)))))
+                               reason = "Maximum channel lengths differ or remote channel length not specified";
+
+                       if (((this->CapKeys.find("MAXMODES") == this->CapKeys.end()) || ((this->CapKeys.find("MAXMODES") != this->CapKeys.end()) && (this->CapKeys.find("MAXMODES")->second != ConvToStr(MAXMODES)))))
+                               reason = "Maximum modes per line differ or remote modes per line not specified";
+
+                       if (((this->CapKeys.find("MAXQUIT") == this->CapKeys.end()) || ((this->CapKeys.find("MAXQUIT") != this->CapKeys.end()) && (this->CapKeys.find("MAXQUIT")->second != ConvToStr(MAXQUIT)))))
+                               reason = "Maximum quit lengths differ or remote quit length not specified";
+
+                       if (((this->CapKeys.find("MAXTOPIC") == this->CapKeys.end()) || ((this->CapKeys.find("MAXTOPIC") != this->CapKeys.end()) && (this->CapKeys.find("MAXTOPIC")->second != ConvToStr(MAXTOPIC)))))
+                               reason = "Maximum topic lengths differ or remote topic length not specified";
+
+                       if (((this->CapKeys.find("MAXKICK") == this->CapKeys.end()) || ((this->CapKeys.find("MAXKICK") != this->CapKeys.end()) && (this->CapKeys.find("MAXKICK")->second != ConvToStr(MAXKICK)))))
+                               reason = "Maximum kick lengths differ or remote kick length not specified";
+
+                       if (((this->CapKeys.find("MAXGECOS") == this->CapKeys.end()) || ((this->CapKeys.find("MAXGECOS") != this->CapKeys.end()) && (this->CapKeys.find("MAXGECOS")->second != ConvToStr(MAXGECOS)))))
+                               reason = "Maximum GECOS (fullname) lengths differ or remote GECOS length not specified";
+
+                       if (((this->CapKeys.find("MAXAWAY") == this->CapKeys.end()) || ((this->CapKeys.find("MAXAWAY") != this->CapKeys.end()) && (this->CapKeys.find("MAXAWAY")->second != ConvToStr(MAXAWAY)))))
+                               reason = "Maximum awaymessage lengths differ or remote awaymessage length not specified";
+
+                       if (reason.length())
+                       {
+                               this->WriteLine("ERROR :CAPAB negotiation failed: "+reason);
+                               return false;
+                       }
+               }
+               else if ((params[0] == "MODULES") && (params.size() == 2))
+               {
+                       if (!this->ModuleList.length())
+                       {
+                               this->ModuleList.append(params[1]);
+                       }
+                       else
+                       {
+                               this->ModuleList.append(",");
+                               this->ModuleList.append(params[1]);
+                       }
+               }
+               else if ((params[0] == "CAPABILITIES") && (params.size() == 2))
+               {
+                       irc::tokenstream capabs(params[1]);
+                       std::string item = "*";
+                       while ((item = capabs.GetToken()) != "")
+                       {
+                               /* Process each key/value pair */
+                               std::string::size_type equals = item.rfind('=');
+                               if (equals != std::string::npos)
+                               {
+                                       std::string var = item.substr(0, equals);
+                                       std::string value = item.substr(equals+1, item.length());
+                                       this->Instance->Log(DEBUG,"Key='%s' Value='%s'",var.c_str(),value.c_str());
+                                       CapKeys[var] = value;
+                               }
+                       }
                }
 
                return true;
@@ -1550,7 +1694,9 @@ class TreeSocket : public InspSocket
                /* This used to have a pretty craq'y loop doing the same thing,
                 * now we just let the STL do the hard work (more efficiently)
                 */
-               params[5] = params[5].substr(params[5].find_first_not_of('+'));
+               std::string::size_type pos_after_plus = params[5].find_first_not_of('+');
+               if (pos_after_plus != std::string::npos)
+                       params[5] = params[5].substr(pos_after_plus);
                
                const char* tempnick = params[1].c_str();
                ServerInstance->Log(DEBUG,"Introduce client %s!%s@%s",tempnick,params[4].c_str(),params[2].c_str());
@@ -1580,12 +1726,14 @@ class TreeSocket : public InspSocket
                for (std::string::iterator v = params[5].begin(); v != params[5].end(); v++)
                        _new->modes[(*v)-65] = 1;
 
+#ifdef SUPPORT_IP6LINKS
                if (params[6].find_first_of(":") != std::string::npos)
                        _new->SetSockAddr(AF_INET6, params[6].c_str(), 0);
                else
+#endif
                        _new->SetSockAddr(AF_INET, params[6].c_str(), 0);
 
-               this->Instance->WriteOpers("*** Client connecting at %s: %s!%s@%s [%s]",_new->server,_new->nick,_new->ident,_new->host, _new->GetIPString());
+               this->Instance->SNO->WriteToSnoMask('C',"Client connecting at %s: %s!%s@%s [%s]",_new->server,_new->nick,_new->ident,_new->host, _new->GetIPString());
 
                params[7] = ":" + params[7];
                DoOneToAllButSender(source,"NICK",params,source);
@@ -1771,7 +1919,7 @@ class TreeSocket : public InspSocket
                std::string endburst = "ENDBURST";
                // Because by the end of the netburst, it  could be gone!
                std::string name = s->GetName();
-               this->Instance->WriteOpers("*** Bursting to \2"+name+"\2.");
+               this->Instance->SNO->WriteToSnoMask('l',"Bursting to \2"+name+"\2.");
                this->WriteLine(burst);
                /* send our version string */
                this->WriteLine(std::string(":")+this->Instance->Config->ServerName+" VERSION :"+this->Instance->GetVersionString());
@@ -1784,7 +1932,7 @@ class TreeSocket : public InspSocket
                this->SendXLines(s);            
                FOREACH_MOD_I(this->Instance,I_OnSyncOtherMetaData,OnSyncOtherMetaData((Module*)TreeProtocolModule,(void*)this));
                this->WriteLine(endburst);
-               this->Instance->WriteOpers("*** Finished bursting to \2"+name+"\2.");
+               this->Instance->SNO->WriteToSnoMask('l',"Finished bursting to \2"+name+"\2.");
        }
 
        /* This function is called when we receive data from a remote
@@ -1880,11 +2028,100 @@ class TreeSocket : public InspSocket
        {
                if (params.size() < 1)
                        return false;
-               this->Instance->WriteOpers("*** ERROR from %s: %s",(InboundServerName != "" ? InboundServerName.c_str() : myhost.c_str()),params[0].c_str());
+               this->Instance->SNO->WriteToSnoMask('l',"ERROR from %s: %s",(InboundServerName != "" ? InboundServerName.c_str() : myhost.c_str()),params[0].c_str());
                /* we will return false to cause the socket to close. */
                return false;
        }
 
+       /* remote MOTD. leet, huh? */
+       bool Motd(std::string prefix, std::deque<std::string> &params)
+       {
+               if (params.size() > 0)
+               {
+                       if (this->Instance->MatchText(this->Instance->Config->ServerName, params[0]))
+                       {
+                               /* It's for our server */
+                               string_list results;
+                               userrec* source = this->Instance->FindNick(prefix);
+
+                               if (source)
+                               {
+                                       std::deque<std::string> par;
+                                       par.push_back(prefix);
+                                       par.push_back("");
+
+                                       if (!ServerInstance->Config->MOTD.size())
+                                       {
+                                               par[1] = std::string("::")+ServerInstance->Config->ServerName+" 422 "+source->nick+" :Message of the day file is missing.";
+                                               DoOneToOne(this->Instance->Config->ServerName, "PUSH",par, source->server);
+                                               return true;
+                                       }
+   
+                                       par[1] = std::string("::")+ServerInstance->Config->ServerName+" 375 "+source->nick+" :"+ServerInstance->Config->ServerName+" message of the day";
+                                       DoOneToOne(this->Instance->Config->ServerName, "PUSH",par, source->server);
+   
+                                       for (unsigned int i = 0; i < ServerInstance->Config->MOTD.size(); i++)
+                                       {
+                                               par[1] = std::string("::")+ServerInstance->Config->ServerName+" 372 "+source->nick+" :- "+ServerInstance->Config->MOTD[i];
+                                               DoOneToOne(this->Instance->Config->ServerName, "PUSH",par, source->server);
+                                       }
+     
+                                       par[1] = std::string("::")+ServerInstance->Config->ServerName+" 376 "+source->nick+" End of message of the day.";
+                                       DoOneToOne(this->Instance->Config->ServerName, "PUSH",par, source->server);
+                               }
+                       }
+                       else
+                       {
+                               /* Pass it on */
+                               userrec* source = this->Instance->FindNick(prefix);
+                               if (source)
+                                       DoOneToOne(prefix, "MOTD", params, params[0]);
+                       }
+               }
+               return true;
+       }
+
+       /* remote ADMIN. leet, huh? */
+       bool Admin(std::string prefix, std::deque<std::string> &params)
+       {
+               if (params.size() > 0)
+               {
+                       if (this->Instance->MatchText(this->Instance->Config->ServerName, params[0]))
+                       {
+                               /* It's for our server */
+                               string_list results;
+                               userrec* source = this->Instance->FindNick(prefix);
+
+                               if (source)
+                               {
+                                       std::deque<std::string> par;
+                                       par.push_back(prefix);
+                                       par.push_back("");
+
+                                       par[1] = std::string("::")+ServerInstance->Config->ServerName+" 256 "+source->nick+" :Administrative info for "+ServerInstance->Config->ServerName;
+                                       DoOneToOne(this->Instance->Config->ServerName, "PUSH",par, source->server);
+
+                                       par[1] = std::string("::")+ServerInstance->Config->ServerName+" 257 "+source->nick+" :Name     - "+ServerInstance->Config->AdminName;
+                                       DoOneToOne(this->Instance->Config->ServerName, "PUSH",par, source->server);
+
+                                       par[1] = std::string("::")+ServerInstance->Config->ServerName+" 258 "+source->nick+" :Nickname - "+ServerInstance->Config->AdminNick;
+                                       DoOneToOne(this->Instance->Config->ServerName, "PUSH",par, source->server);
+
+                                       par[1] = std::string("::")+ServerInstance->Config->ServerName+" 258 "+source->nick+" :E-Mail   - "+ServerInstance->Config->AdminEmail;
+                                       DoOneToOne(this->Instance->Config->ServerName, "PUSH",par, source->server);
+                               }
+                       }
+                       else
+                       {
+                               /* Pass it on */
+                               userrec* source = this->Instance->FindNick(prefix);
+                               if (source)
+                                       DoOneToOne(prefix, "ADMIN", params, params[0]);
+                       }
+               }
+               return true;
+       }
+
        bool Stats(std::string prefix, std::deque<std::string> &params)
        {
                /* Get the reply to a STATS query if it matches this servername,
@@ -1998,7 +2235,7 @@ class TreeSocket : public InspSocket
 
                if (this->Instance->MatchText(this->Instance->Config->ServerName,servermask))
                {
-                       this->Instance->WriteOpers("*** Remote rehash initiated from server \002"+prefix+"\002.");
+                       this->Instance->SNO->WriteToSnoMask('l',"Remote rehash initiated from server \002"+prefix+"\002.");
                        this->Instance->RehashServer();
                        ReadConfiguration(false);
                }
@@ -2174,7 +2411,7 @@ class TreeSocket : public InspSocket
                        break;
                        default:
                                /* Just in case... */
-                               this->Instance->WriteOpers("*** \2WARNING\2: Invalid xline type '"+params[0]+"' sent by server "+prefix+", ignored!");
+                               this->Instance->SNO->WriteToSnoMask('x',"\2WARNING\2: Invalid xline type '"+params[0]+"' sent by server "+prefix+", ignored!");
                                propogate = false;
                        break;
                }
@@ -2184,11 +2421,11 @@ class TreeSocket : public InspSocket
                {
                        if (atoi(params[4].c_str()))
                        {
-                               this->Instance->WriteOpers("*** %s Added %cLINE on %s to expire in %lu seconds (%s).",prefix.c_str(),*(params[0].c_str()),params[1].c_str(),atoi(params[4].c_str()),params[5].c_str());
+                               this->Instance->SNO->WriteToSnoMask('x',"%s Added %cLINE on %s to expire in %lu seconds (%s).",prefix.c_str(),*(params[0].c_str()),params[1].c_str(),atoi(params[4].c_str()),params[5].c_str());
                        }
                        else
                        {
-                               this->Instance->WriteOpers("*** %s Added permenant %cLINE on %s (%s).",prefix.c_str(),*(params[0].c_str()),params[1].c_str(),params[5].c_str());
+                               this->Instance->SNO->WriteToSnoMask('x',"%s Added permenant %cLINE on %s (%s).",prefix.c_str(),*(params[0].c_str()),params[1].c_str(),params[5].c_str());
                        }
                        params[5] = ":" + params[5];
                        DoOneToAllButSender(prefix,"ADDLINE",params,prefix);
@@ -2401,14 +2638,14 @@ class TreeSocket : public InspSocket
                if (CheckDupe)
                {
                        this->WriteLine("ERROR :Server "+servername+" already exists!");
-                       this->Instance->WriteOpers("*** Server connection from \2"+servername+"\2 denied, already exists");
+                       this->Instance->SNO->WriteToSnoMask('l',"Server connection from \2"+servername+"\2 denied, already exists");
                        return false;
                }
                TreeServer* Node = new TreeServer(this->Instance,servername,description,ParentOfThis,NULL);
                ParentOfThis->AddChild(Node);
                params[3] = ":" + params[3];
                DoOneToAllButSender(prefix,"SERVER",params,prefix);
-               this->Instance->WriteOpers("*** Server \002"+prefix+"\002 introduced server \002"+servername+"\002 ("+description+")");
+               this->Instance->SNO->WriteToSnoMask('l',"Server \002"+prefix+"\002 introduced server \002"+servername+"\002 ("+description+")");
                return true;
        }
 
@@ -2425,7 +2662,7 @@ class TreeSocket : public InspSocket
                if (hops)
                {
                        this->WriteLine("ERROR :Server too far away for authentication");
-                       this->Instance->WriteOpers("*** Server connection from \2"+sname+"\2 denied, server is too far away for authentication");
+                       this->Instance->SNO->WriteToSnoMask('l',"Server connection from \2"+sname+"\2 denied, server is too far away for authentication");
                        return false;
                }
                std::string description = params[3];
@@ -2437,7 +2674,7 @@ class TreeSocket : public InspSocket
                                if (CheckDupe)
                                {
                                        this->WriteLine("ERROR :Server "+sname+" already exists on server "+CheckDupe->GetParent()->GetName()+"!");
-                                       this->Instance->WriteOpers("*** Server connection from \2"+sname+"\2 denied, already exists on server "+CheckDupe->GetParent()->GetName());
+                                       this->Instance->SNO->WriteToSnoMask('l',"Server connection from \2"+sname+"\2 denied, already exists on server "+CheckDupe->GetParent()->GetName());
                                        return false;
                                }
                                // Begin the sync here. this kickstarts the
@@ -2458,7 +2695,7 @@ class TreeSocket : public InspSocket
                        }
                }
                this->WriteLine("ERROR :Invalid credentials");
-               this->Instance->WriteOpers("*** Server connection from \2"+sname+"\2 denied, invalid link credentials");
+               this->Instance->SNO->WriteToSnoMask('l',"Server connection from \2"+sname+"\2 denied, invalid link credentials");
                return false;
        }
 
@@ -2475,7 +2712,7 @@ class TreeSocket : public InspSocket
                if (hops)
                {
                        this->WriteLine("ERROR :Server too far away for authentication");
-                       this->Instance->WriteOpers("*** Server connection from \2"+sname+"\2 denied, server is too far away for authentication");
+                       this->Instance->SNO->WriteToSnoMask('l',"Server connection from \2"+sname+"\2 denied, server is too far away for authentication");
                        return false;
                }
                std::string description = params[3];
@@ -2487,7 +2724,7 @@ class TreeSocket : public InspSocket
                                if (CheckDupe)
                                {
                                        this->WriteLine("ERROR :Server "+sname+" already exists on server "+CheckDupe->GetParent()->GetName()+"!");
-                                       this->Instance->WriteOpers("*** Server connection from \2"+sname+"\2 denied, already exists on server "+CheckDupe->GetParent()->GetName());
+                                       this->Instance->SNO->WriteToSnoMask('l',"Server connection from \2"+sname+"\2 denied, already exists on server "+CheckDupe->GetParent()->GetName());
                                        return false;
                                }
                                /* If the config says this link is encrypted, but the remote side
@@ -2497,10 +2734,10 @@ class TreeSocket : public InspSocket
                                if ((x->EncryptionKey != "") && (!this->ctx_in))
                                {
                                        this->WriteLine("ERROR :This link requires AES encryption to be enabled. Plaintext connection refused.");
-                                       this->Instance->WriteOpers("*** Server connection from \2"+sname+"\2 denied, remote server did not enable AES.");
+                                       this->Instance->SNO->WriteToSnoMask('l',"Server connection from \2"+sname+"\2 denied, remote server did not enable AES.");
                                        return false;
                                }
-                               this->Instance->WriteOpers("*** Verified incoming server connection from \002"+sname+"\002["+(x->HiddenFromStats ? "<hidden>" : this->GetIP())+"] ("+description+")");
+                               this->Instance->SNO->WriteToSnoMask('l',"Verified incoming server connection from \002"+sname+"\002["+(x->HiddenFromStats ? "<hidden>" : this->GetIP())+"] ("+description+")");
                                this->InboundServerName = sname;
                                this->InboundDescription = description;
                                // this is good. Send our details: Our server name and description and hopcount of 0,
@@ -2512,7 +2749,7 @@ class TreeSocket : public InspSocket
                        }
                }
                this->WriteLine("ERROR :Invalid credentials");
-               this->Instance->WriteOpers("*** Server connection from \2"+sname+"\2 denied, invalid link credentials");
+               this->Instance->SNO->WriteToSnoMask('l',"Server connection from \2"+sname+"\2 denied, invalid link credentials");
                return false;
        }
 
@@ -2565,7 +2802,7 @@ class TreeSocket : public InspSocket
                }
                else if ((this->ctx_in) && (command == "AES"))
                {
-                       this->Instance->WriteOpers("*** \2AES\2: Encryption already enabled on this connection yet %s is trying to enable it twice!",params[0].c_str());
+                       this->Instance->SNO->WriteToSnoMask('l',"\2AES\2: Encryption already enabled on this connection yet %s is trying to enable it twice!",params[0].c_str());
                }
 
                switch (this->LinkState)
@@ -2633,13 +2870,13 @@ class TreeSocket : public InspSocket
                                                long delta = THEM-time(NULL);
                                                if ((delta < -600) || (delta > 600))
                                                {
-                                                       this->Instance->WriteOpers("*** \2ERROR\2: Your clocks are out by %d seconds (this is more than ten minutes). Link aborted, \2PLEASE SYNC YOUR CLOCKS!\2",abs(delta));
+                                                       this->Instance->SNO->WriteToSnoMask('l',"\2ERROR\2: Your clocks are out by %d seconds (this is more than ten minutes). Link aborted, \2PLEASE SYNC YOUR CLOCKS!\2",abs(delta));
                                                        this->WriteLine("ERROR :Your clocks are out by "+ConvToStr(abs(delta))+" seconds (this is more than ten minutes). Link aborted, PLEASE SYNC YOUR CLOCKS!");
                                                        return false;
                                                }
                                                else if ((delta < -60) || (delta > 60))
                                                {
-                                                       this->Instance->WriteOpers("*** \2WARNING\2: Your clocks are out by %d seconds, please consider synching your clocks.",abs(delta));
+                                                       this->Instance->SNO->WriteToSnoMask('l',"\2WARNING\2: Your clocks are out by %d seconds, please consider synching your clocks.",abs(delta));
                                                }
                                        }
                                        this->LinkState = CONNECTED;
@@ -2736,6 +2973,14 @@ class TreeSocket : public InspSocket
                                {
                                        return this->Stats(prefix, params);
                                }
+                               else if (command == "MOTD")
+                               {
+                                       return this->Motd(prefix, params);
+                               }
+                               else if (command == "ADMIN")
+                               {
+                                       return this->Admin(prefix, params);
+                               }
                                else if (command == "SERVER")
                                {
                                        return this->RemoteServer(prefix,params);
@@ -2885,7 +3130,7 @@ class TreeSocket : public InspSocket
                                        {
                                                sourceserv = this->InboundServerName;
                                        }
-                                       this->Instance->WriteOpers("*** Received end of netburst from \2%s\2",sourceserv.c_str());
+                                       this->Instance->SNO->WriteToSnoMask('l',"Received end of netburst from \2%s\2",sourceserv.c_str());
                                        return true;
                                }
                                else
@@ -2976,7 +3221,7 @@ class TreeSocket : public InspSocket
        {
                if (this->LinkState == CONNECTING)
                {
-                       this->Instance->WriteOpers("*** CONNECT: Connection to \002"+myhost+"\002 timed out.");
+                       this->Instance->SNO->WriteToSnoMask('l',"CONNECT: Connection to \002"+myhost+"\002 timed out.");
                }
        }
 
@@ -3063,7 +3308,7 @@ class ServernameResolver : public Resolver
                        else
                        {
                                /* Something barfed, show the opers */
-                               ServerInstance->WriteOpers("*** CONNECT: Error connecting \002%s\002: %s.",MyLink.Name.c_str(),strerror(errno));
+                               ServerInstance->SNO->WriteToSnoMask('l',"CONNECT: Error connecting \002%s\002: %s.",MyLink.Name.c_str(),strerror(errno));
                                delete newsocket;
                        }
                }
@@ -3072,7 +3317,7 @@ class ServernameResolver : public Resolver
        void OnError(ResolverError e, const std::string &errormessage)
        {
                /* Ooops! */
-               ServerInstance->WriteOpers("*** CONNECT: Error connecting \002%s\002: Unable to resolve hostname - %s",MyLink.Name.c_str(),errormessage.c_str());
+               ServerInstance->SNO->WriteToSnoMask('l',"CONNECT: Error connecting \002%s\002: Unable to resolve hostname - %s",MyLink.Name.c_str(),errormessage.c_str());
        }
 };
 
@@ -3334,53 +3579,60 @@ void ReadConfiguration(bool rebind)
                L.HiddenFromStats = Conf->ReadFlag("link","hidden",j);
                L.NextConnectTime = time(NULL) + L.AutoConnect;
                /* Bugfix by brain, do not allow people to enter bad configurations */
-               if ((L.IPAddr != "") && (L.RecvPass != "") && (L.SendPass != "") && (L.Name != "") && (L.Port))
+               if (L.Name != ServerInstance->Config->ServerName)
                {
-                       ValidIPs.push_back(L.IPAddr);
+                       if ((L.IPAddr != "") && (L.RecvPass != "") && (L.SendPass != "") && (L.Name != "") && (L.Port))
+                       {
+                               ValidIPs.push_back(L.IPAddr);
 
-                       if (Allow.length())
-                               ValidIPs.push_back(Allow);
+                               if (Allow.length())
+                                       ValidIPs.push_back(Allow);
 
-                       /* Needs resolving */
-                       insp_inaddr binip;
-                       if (insp_aton(L.IPAddr.c_str(), &binip) < 1)
+                               /* Needs resolving */
+                               insp_inaddr binip;
+                               if (insp_aton(L.IPAddr.c_str(), &binip) < 1)
+                               {
+                                       try
+                                       {
+                                               SecurityIPResolver* sr = new SecurityIPResolver(ServerInstance, L.IPAddr, L);
+                                               ServerInstance->AddResolver(sr);
+                                       }
+                                       catch (ModuleException& e)
+                                       {
+                                               ServerInstance->Log(DEBUG,"Error in resolver: %s",e.GetReason());
+                                       }
+                               }
+
+                               LinkBlocks.push_back(L);
+                               ServerInstance->Log(DEBUG,"m_spanningtree: Read server %s with host %s:%d",L.Name.c_str(),L.IPAddr.c_str(),L.Port);
+                       }
+                       else
                        {
-                               try
+                               if (L.IPAddr == "")
+                               {
+                                       ServerInstance->Log(DEFAULT,"Invalid configuration for server '%s', IP address not defined!",L.Name.c_str());
+                               }
+                               else if (L.RecvPass == "")
+                               {
+                                       ServerInstance->Log(DEFAULT,"Invalid configuration for server '%s', recvpass not defined!",L.Name.c_str());
+                               }
+                               else if (L.SendPass == "")
                                {
-                                       SecurityIPResolver* sr = new SecurityIPResolver(ServerInstance, L.IPAddr, L);
-                                       ServerInstance->AddResolver(sr);
+                                       ServerInstance->Log(DEFAULT,"Invalid configuration for server '%s', sendpass not defined!",L.Name.c_str());
                                }
-                               catch (ModuleException& e)
+                               else if (L.Name == "")
                                {
-                                       ServerInstance->Log(DEBUG,"Error in resolver: %s",e.GetReason());
+                                       ServerInstance->Log(DEFAULT,"Invalid configuration, link tag without a name!");
+                               }
+                               else if (!L.Port)
+                               {
+                                       ServerInstance->Log(DEFAULT,"Invalid configuration for server '%s', no port specified!",L.Name.c_str());
                                }
                        }
-
-                       LinkBlocks.push_back(L);
-                       ServerInstance->Log(DEBUG,"m_spanningtree: Read server %s with host %s:%d",L.Name.c_str(),L.IPAddr.c_str(),L.Port);
                }
                else
                {
-                       if (L.IPAddr == "")
-                       {
-                               ServerInstance->Log(DEFAULT,"Invalid configuration for server '%s', IP address not defined!",L.Name.c_str());
-                       }
-                       else if (L.RecvPass == "")
-                       {
-                               ServerInstance->Log(DEFAULT,"Invalid configuration for server '%s', recvpass not defined!",L.Name.c_str());
-                       }
-                       else if (L.SendPass == "")
-                       {
-                               ServerInstance->Log(DEFAULT,"Invalid configuration for server '%s', sendpass not defined!",L.Name.c_str());
-                       }
-                       else if (L.Name == "")
-                       {
-                               ServerInstance->Log(DEFAULT,"Invalid configuration, link tag without a name!");
-                       }
-                       else if (!L.Port)
-                       {
-                               ServerInstance->Log(DEFAULT,"Invalid configuration for server '%s', no port specified!",L.Name.c_str());
-                       }
+                       ServerInstance->Log(DEFAULT,"Invalid configuration for server '%s', link tag has the same server name as the local server!",L.Name.c_str());
                }
        }
        DELETE(Conf);
@@ -3538,6 +3790,52 @@ class ModuleSpanningTree : public Module
                }
        }
 
+       int HandleMotd(const char** parameters, int pcnt, userrec* user)
+       {
+               if (pcnt > 0)
+               {
+                       /* Remote MOTD, the server is within the 1st parameter */
+                       std::deque<std::string> params;
+                       params.push_back(parameters[0]);
+
+                       /* Send it out remotely, generate no reply yet */
+                       TreeServer* s = FindServerMask(parameters[0]);
+                       if (s)
+                       {
+                               DoOneToOne(user->nick, "MOTD", params, s->GetName());
+                       }
+                       else
+                       {
+                               user->WriteServ( "402 %s %s :No such server", user->nick, parameters[0]);
+                       }
+                       return 1;
+               }
+               return 0;
+       }
+
+       int HandleAdmin(const char** parameters, int pcnt, userrec* user)
+       {
+               if (pcnt > 0)
+               {
+                       /* Remote ADMIN, the server is within the 1st parameter */
+                       std::deque<std::string> params;
+                       params.push_back(parameters[0]);
+
+                       /* Send it out remotely, generate no reply yet */
+                       TreeServer* s = FindServerMask(parameters[0]);
+                       if (s)
+                       {
+                               DoOneToOne(user->nick, "ADMIN", params, s->GetName());
+                       }
+                       else
+                       {
+                               user->WriteServ( "402 %s %s :No such server", user->nick, parameters[0]);
+                       }
+                       return 1;
+               }
+               return 0;
+       }
+
        int HandleStats(const char** parameters, int pcnt, userrec* user)
        {
                if (pcnt > 1)
@@ -3641,7 +3939,7 @@ class ModuleSpanningTree : public Module
                        if (sock)
                        {
                                ServerInstance->Log(DEBUG,"Splitting server %s",s->GetName().c_str());
-                               ServerInstance->WriteOpers("*** SQUIT: Server \002%s\002 removed from network by %s",parameters[0],user->nick);
+                               ServerInstance->SNO->WriteToSnoMask('l',"SQUIT: Server \002%s\002 removed from network by %s",parameters[0],user->nick);
                                sock->Squit(s,"Server quit by "+std::string(user->nick)+"!"+std::string(user->ident)+"@"+std::string(user->host));
                                ServerInstance->SE->DelFd(sock);
                                sock->Close();
@@ -3723,7 +4021,7 @@ class ModuleSpanningTree : public Module
                                        else
                                        {
                                                // they didnt answer, boot them
-                                               ServerInstance->WriteOpers("*** Server \002%s\002 pinged out",serv->GetName().c_str());
+                                               ServerInstance->SNO->WriteToSnoMask('l',"Server \002%s\002 pinged out",serv->GetName().c_str());
                                                sock->Squit(serv,"Ping timeout");
                                                ServerInstance->SE->DelFd(sock);
                                                sock->Close();
@@ -3747,7 +4045,7 @@ class ModuleSpanningTree : public Module
                                if (!CheckDupe)
                                {
                                        // an autoconnected server is not connected. Check if its time to connect it
-                                       ServerInstance->WriteOpers("*** AUTOCONNECT: Auto-connecting server \002%s\002 (%lu seconds until next attempt)",x->Name.c_str(),x->AutoConnect);
+                                       ServerInstance->SNO->WriteToSnoMask('l',"AUTOCONNECT: Auto-connecting server \002%s\002 (%lu seconds until next attempt)",x->Name.c_str(),x->AutoConnect);
 
                                        insp_inaddr binip;
 
@@ -3760,7 +4058,7 @@ class ModuleSpanningTree : public Module
                                                }
                                                else
                                                {
-                                                       ServerInstance->WriteOpers("*** AUTOCONNECT: Error autoconnecting \002%s\002: %s.",x->Name.c_str(),strerror(errno));
+                                                       ServerInstance->SNO->WriteToSnoMask('l',"AUTOCONNECT: Error autoconnecting \002%s\002: %s.",x->Name.c_str(),strerror(errno));
                                                        delete newsocket;
                                                }
                                        }
@@ -3840,7 +4138,7 @@ class ModuleSpanningTree : public Module
                                                }
                                                else
                                                {
-                                                       ServerInstance->WriteOpers("*** CONNECT: Error connecting \002%s\002: %s.",x->Name.c_str(),strerror(errno));
+                                                       ServerInstance->SNO->WriteToSnoMask('l',"CONNECT: Error connecting \002%s\002: %s.",x->Name.c_str(),strerror(errno));
                                                        delete newsocket;
                                                }
                                        }
@@ -3879,7 +4177,7 @@ class ModuleSpanningTree : public Module
                                results.push_back(std::string(ServerInstance->Config->ServerName)+" 244 "+user->nick+" H * * "+LinkBlocks[i].Name.c_str());
                        }
                        results.push_back(std::string(ServerInstance->Config->ServerName)+" 219 "+user->nick+" "+statschar+" :End of /STATS report");
-                       ServerInstance->WriteOpers("*** Notice: %s '%c' requested by %s (%s@%s)",(!strcmp(user->server,ServerInstance->Config->ServerName) ? "Stats" : "Remote stats"),statschar,user->nick,user->ident,user->host);
+                       ServerInstance->SNO->WriteToSnoMask('t',"Notice: %s '%c' requested by %s (%s@%s)",(!strcmp(user->server,ServerInstance->Config->ServerName) ? "Stats" : "Remote stats"),statschar,user->nick,user->ident,user->host);
                        return 1;
                }
                return 0;
@@ -3899,6 +4197,14 @@ class ModuleSpanningTree : public Module
                {
                        return this->HandleStats(parameters,pcnt,user);
                }
+               else if (command == "MOTD")
+               {
+                       return this->HandleMotd(parameters,pcnt,user);
+               }
+               else if (command == "ADMIN")
+               {
+                       return this->HandleAdmin(parameters,pcnt,user);
+               }
                else if (command == "SQUIT")
                {
                        return this->HandleSquit(parameters,pcnt,user);