]> git.netwichtig.de Git - user/henk/code/inspircd.git/blobdiff - src/modules/m_spanningtree/main.cpp
Add Inspircd::AddServices
[user/henk/code/inspircd.git] / src / modules / m_spanningtree / main.cpp
index 9f73aa0dd68668522a306e994b23169df9704244..fe2cfe9b62f98a8e5a074d5acaa47d4de2d5ea25 100644 (file)
 /* $ModDesc: Provides a spanning tree server link protocol */
 
 #include "inspircd.h"
-#include "commands/cmd_whois.h"
-#include "commands/cmd_stats.h"
 #include "socket.h"
 #include "xline.h"
-#include "../transport.h"
 
 #include "cachetimer.h"
 #include "resolvers.h"
 
 /* $ModDep: m_spanningtree/cachetimer.h m_spanningtree/resolvers.h m_spanningtree/main.h m_spanningtree/utils.h m_spanningtree/treeserver.h m_spanningtree/link.h m_spanningtree/treesocket.h m_spanningtree/rconnect.h m_spanningtree/rsquit.h m_spanningtree/protocolinterface.h */
 
-ModuleSpanningTree::ModuleSpanningTree(InspIRCd* Me)
-       : Module(Me), max_local(0), max_global(0)
+ModuleSpanningTree::ModuleSpanningTree()
+       : max_local(0), max_global(0)
 {
        ServerInstance->Modules->UseInterface("BufferedSocketHook");
-       Utils = new SpanningTreeUtilities(ServerInstance, this);
-       command_rconnect = new CommandRConnect(ServerInstance, this, Utils);
+       Utils = new SpanningTreeUtilities(this);
+       command_rconnect = new CommandRConnect(this, Utils);
        ServerInstance->AddCommand(command_rconnect);
-       command_rsquit = new CommandRSQuit(ServerInstance, this, Utils);
+       command_rsquit = new CommandRSQuit(this, Utils);
        ServerInstance->AddCommand(command_rsquit);
-       RefreshTimer = new CacheRefreshTimer(ServerInstance, Utils);
+       RefreshTimer = new CacheRefreshTimer(Utils);
        ServerInstance->Timers->AddTimer(RefreshTimer);
 
        Implementation eventlist[] =
        {
-               I_OnPreCommand, I_OnGetServerDescription, I_OnUserInvite, I_OnPostLocalTopicChange,
-               I_OnWallops, I_OnUserNotice, I_OnUserMessage, I_OnBackgroundTimer,
-               I_OnUserJoin, I_OnChangeLocalUserHost, I_OnChangeName, I_OnUserPart, I_OnUnloadModule,
+               I_OnPreCommand, I_OnGetServerDescription, I_OnUserInvite, I_OnPostTopicChange,
+               I_OnWallops, I_OnUserNotice, I_OnUserMessage, I_OnBackgroundTimer, I_OnUserJoin,
+               I_OnChangeHost, I_OnChangeName, I_OnChangeIdent, I_OnUserPart, I_OnUnloadModule,
                I_OnUserQuit, I_OnUserPostNick, I_OnUserKick, I_OnRemoteKill, I_OnRehash, I_OnPreRehash,
-               I_OnOper, I_OnAddLine, I_OnDelLine, I_ProtoSendMode, I_OnMode, I_OnLoadModule,
-               I_OnStats, I_ProtoSendMetaData, I_OnEvent, I_OnSetAway, I_OnPostCommand
+               I_OnOper, I_OnAddLine, I_OnDelLine, I_OnMode, I_OnLoadModule, I_OnStats,
+               I_OnSetAway, I_OnPostCommand, I_OnUserConnect, I_OnAcceptConnection
        };
-       ServerInstance->Modules->Attach(eventlist, this, 30);
+       ServerInstance->Modules->Attach(eventlist, this, sizeof(eventlist)/sizeof(Implementation));
 
        delete ServerInstance->PI;
-       ServerInstance->PI = new SpanningTreeProtocolInterface(this, Utils, ServerInstance);
+       ServerInstance->PI = new SpanningTreeProtocolInterface(this, Utils);
        loopCall = false;
 
-       for (std::vector<User*>::const_iterator i = ServerInstance->Users->local_users.begin(); i != ServerInstance->Users->local_users.end(); i++)
-       {
-               ServerInstance->PI->Introduce(*i);
-       }
+       // update our local user count
+       Utils->TreeRoot->SetUserCount(ServerInstance->Users->local_users.size());
 }
 
 void ModuleSpanningTree::ShowLinks(TreeServer* Current, User* user, int hops)
@@ -95,7 +90,7 @@ void ModuleSpanningTree::ShowLinks(TreeServer* Current, User* user, int hops)
                return;
 
        user->WriteNumeric(364, "%s %s %s :%d %s",      user->nick.c_str(),Current->GetName().c_str(),
-                       (Utils->FlatLinks && (!IS_OPER(user))) ? ServerInstance->Config->ServerName : Parent.c_str(),
+                       (Utils->FlatLinks && (!IS_OPER(user))) ? ServerInstance->Config->ServerName.c_str() : Parent.c_str(),
                        (Utils->FlatLinks && (!IS_OPER(user))) ? 0 : hops,
                        Current->GetDesc().c_str());
 }
@@ -248,13 +243,50 @@ void ModuleSpanningTree::DoPingChecks(time_t curtime)
        }
 }
 
-void ModuleSpanningTree::ConnectServer(Link* x)
+void ModuleSpanningTree::ConnectServer(Autoconnect* a, bool on_timer)
+{
+       if (!a)
+               return;
+       for(unsigned int j=0; j < a->servers.size(); j++)
+       {
+               if (Utils->FindServer(a->servers[j]))
+               {
+                       // found something in this block. Should the server fail,
+                       // we want to start at the start of the list, not in the
+                       // middle where we left off
+                       a->position = -1;
+                       return;
+               }
+       }
+       if (on_timer && a->position >= 0)
+               return;
+       if (!on_timer && a->position < 0)
+               return;
+
+       a->position++;
+       while (a->position < (int)a->servers.size())
+       {
+               Link* x = Utils->FindLink(a->servers[a->position]);
+               if (x)
+               {
+                       ServerInstance->SNO->WriteToSnoMask('l', "AUTOCONNECT: Auto-connecting server \002%s\002", x->Name.c_str());
+                       ConnectServer(x, a);
+                       return;
+               }
+               a->position++;
+       }
+       // Autoconnect chain has been fully iterated; start at the beginning on the
+       // next AutoConnectServers run
+       a->position = -1;
+}
+
+void ModuleSpanningTree::ConnectServer(Link* x, Autoconnect* y)
 {
        bool ipvalid = true;
 
        if (InspIRCd::Match(ServerInstance->Config->ServerName, assign(x->Name)))
        {
-               this->ServerInstance->SNO->WriteToSnoMask('l', "CONNECT: Not connecting to myself.");
+               ServerInstance->SNO->WriteToSnoMask('l', "CONNECT: Not connecting to myself.");
                return;
        }
 
@@ -277,19 +309,17 @@ void ModuleSpanningTree::ConnectServer(Link* x)
        if (ipvalid)
        {
                /* Gave a hook, but it wasnt one we know */
-               if ((!x->Hook.empty()) && (Utils->hooks.find(x->Hook.c_str()) == Utils->hooks.end()))
-                       return;
-               TreeSocket* newsocket = new TreeSocket(Utils, ServerInstance, x->IPAddr,x->Port, x->Timeout ? x->Timeout : 10,x->Name.c_str(), x->Bind, x->Hook.empty() ? NULL : Utils->hooks[x->Hook.c_str()]);
+               TreeSocket* newsocket = new TreeSocket(Utils, x->IPAddr, x->Port, x->Timeout ? x->Timeout : 10,
+                       x->Name.c_str(), x->Bind, y, x->Hook);
                if (newsocket->GetFd() > -1)
                {
                        /* Handled automatically on success */
                }
                else
                {
-                       this->ServerInstance->SNO->WriteToSnoMask('l', "CONNECT: Error connecting \002%s\002: %s.",x->Name.c_str(),strerror(errno));
-                       if (ServerInstance->SocketCull.find(newsocket) == ServerInstance->SocketCull.end())
-                               ServerInstance->SocketCull[newsocket] = newsocket;
-                       Utils->DoFailOver(x);
+                       ServerInstance->SNO->WriteToSnoMask('l', "CONNECT: Error connecting \002%s\002: %s.",
+                               x->Name.c_str(), newsocket->getError().c_str());
+                       ServerInstance->GlobalCulls.AddItem(newsocket);
                }
        }
        else
@@ -297,72 +327,50 @@ void ModuleSpanningTree::ConnectServer(Link* x)
                try
                {
                        bool cached;
-                       ServernameResolver* snr = new ServernameResolver((Module*)this, Utils, ServerInstance,x->IPAddr, *x, cached, start_type);
+                       ServernameResolver* snr = new ServernameResolver(Utils, x->IPAddr, x, cached, start_type, y);
                        ServerInstance->AddResolver(snr, cached);
                }
                catch (ModuleException& e)
                {
-                       this->ServerInstance->SNO->WriteToSnoMask('l', "CONNECT: Error connecting \002%s\002: %s.",x->Name.c_str(), e.GetReason());
-                       Utils->DoFailOver(x);
+                       ServerInstance->SNO->WriteToSnoMask('l', "CONNECT: Error connecting \002%s\002: %s.",x->Name.c_str(), e.GetReason());
+                       ConnectServer(y, false);
                }
        }
 }
 
 void ModuleSpanningTree::AutoConnectServers(time_t curtime)
 {
-       for (std::vector<Link>::iterator x = Utils->LinkBlocks.begin(); x < Utils->LinkBlocks.end(); x++)
+       for (std::vector<reference<Autoconnect> >::iterator i = Utils->AutoconnectBlocks.begin(); i < Utils->AutoconnectBlocks.end(); ++i)
        {
-               if ((x->AutoConnect) && (curtime >= x->NextConnectTime))
+               Autoconnect* x = *i;
+               if (curtime >= x->NextConnectTime)
                {
-                       x->NextConnectTime = curtime + x->AutoConnect;
-                       TreeServer* CheckDupe = Utils->FindServer(x->Name.c_str());
-                       if (x->FailOver.length())
-                       {
-                               TreeServer* CheckFailOver = Utils->FindServer(x->FailOver.c_str());
-                               if (CheckFailOver)
-                               {
-                                       /* The failover for this server is currently a member of the network.
-                                        * The failover probably succeeded, where the main link did not.
-                                        * Don't try the main link until the failover is gone again.
-                                        */
-                                       continue;
-                               }
-                       }
-                       if (!CheckDupe)
-                       {
-                               // an autoconnected server is not connected. Check if its time to connect it
-                               ServerInstance->SNO->WriteToSnoMask('l',"AUTOCONNECT: Auto-connecting server \002%s\002 (%lu seconds until next attempt)",x->Name.c_str(),x->AutoConnect);
-                               this->ConnectServer(&(*x));
-                       }
+                       x->NextConnectTime = curtime + x->Period;
+                       ConnectServer(x, true);
                }
        }
 }
 
 void ModuleSpanningTree::DoConnectTimeout(time_t curtime)
 {
-       std::vector<Link*> failovers;
-       for (std::map<TreeSocket*, std::pair<std::string, int> >::iterator i = Utils->timeoutlist.begin(); i != Utils->timeoutlist.end(); i++)
+       std::map<TreeSocket*, std::pair<std::string, int> >::iterator i = Utils->timeoutlist.begin();
+       while (i != Utils->timeoutlist.end())
        {
                TreeSocket* s = i->first;
                std::pair<std::string, int> p = i->second;
+               std::map<TreeSocket*, std::pair<std::string, int> >::iterator me = i;
+               i++;
                if (curtime > s->age + p.second)
                {
                        ServerInstance->SNO->WriteToSnoMask('l',"CONNECT: Error connecting \002%s\002 (timeout of %d seconds)",p.first.c_str(),p.second);
-                       ServerInstance->SE->DelFd(s);
+                       Utils->timeoutlist.erase(me);
                        s->Close();
-                       Link* MyLink = Utils->FindLink(p.first);
-                       if (MyLink)
-                               failovers.push_back(MyLink);
+                       ServerInstance->GlobalCulls.AddItem(s);
                }
        }
-       /* Trigger failover for each timed out socket */
-       for (std::vector<Link*>::const_iterator n = failovers.begin(); n != failovers.end(); ++n)
-       {
-               Utils->DoFailOver(*n);
-       }
 }
 
-int ModuleSpanningTree::HandleVersion(const std::vector<std::string>& parameters, User* user)
+ModResult ModuleSpanningTree::HandleVersion(const std::vector<std::string>& parameters, User* user)
 {
        // we've already checked if pcnt > 0, so this is safe
        TreeServer* found = Utils->FindServerMask(parameters[0]);
@@ -379,7 +387,7 @@ int ModuleSpanningTree::HandleVersion(const std::vector<std::string>& parameters
        {
                user->WriteNumeric(402, "%s %s :No such server",user->nick.c_str(),parameters[0].c_str());
        }
-       return 1;
+       return MOD_RES_DENY;
 }
 
 /* This method will attempt to get a message to a remote user.
@@ -399,34 +407,35 @@ void ModuleSpanningTree::RemoteMessage(User* user, const char* format, ...)
                ServerInstance->PI->SendUserNotice(user, text);
 }
 
-int ModuleSpanningTree::HandleConnect(const std::vector<std::string>& parameters, User* user)
+ModResult ModuleSpanningTree::HandleConnect(const std::vector<std::string>& parameters, User* user)
 {
-       for (std::vector<Link>::iterator x = Utils->LinkBlocks.begin(); x < Utils->LinkBlocks.end(); x++)
+       for (std::vector<reference<Link> >::iterator i = Utils->LinkBlocks.begin(); i < Utils->LinkBlocks.end(); i++)
        {
+               Link* x = *i;
                if (InspIRCd::Match(x->Name.c_str(),parameters[0]))
                {
                        if (InspIRCd::Match(ServerInstance->Config->ServerName, assign(x->Name)))
                        {
                                RemoteMessage(user, "*** CONNECT: Server \002%s\002 is ME, not connecting.",x->Name.c_str());
-                               return 1;
+                               return MOD_RES_DENY;
                        }
 
                        TreeServer* CheckDupe = Utils->FindServer(x->Name.c_str());
                        if (!CheckDupe)
                        {
                                RemoteMessage(user, "*** CONNECT: Connecting to server: \002%s\002 (%s:%d)",x->Name.c_str(),(x->HiddenFromStats ? "<hidden>" : x->IPAddr.c_str()),x->Port);
-                               ConnectServer(&(*x));
-                               return 1;
+                               ConnectServer(x);
+                               return MOD_RES_DENY;
                        }
                        else
                        {
                                RemoteMessage(user, "*** CONNECT: Server \002%s\002 already exists on the network and is connected via \002%s\002",x->Name.c_str(),CheckDupe->GetParent()->GetName().c_str());
-                               return 1;
+                               return MOD_RES_DENY;
                        }
                }
        }
        RemoteMessage(user, "*** CONNECT: No server matching \002%s\002 could be found in the config file.",parameters[0].c_str());
-       return 1;
+       return MOD_RES_DENY;
 }
 
 void ModuleSpanningTree::OnGetServerDescription(const std::string &servername,std::string &description)
@@ -450,8 +459,12 @@ void ModuleSpanningTree::OnUserInvite(User* source,User* dest,Channel* channel,
        }
 }
 
-void ModuleSpanningTree::OnPostLocalTopicChange(User* user, Channel* chan, const std::string &topic)
+void ModuleSpanningTree::OnPostTopicChange(User* user, Channel* chan, const std::string &topic)
 {
+       // Drop remote events on the floor.
+       if (!IS_LOCAL(user))
+               return;
+
        parameterlist params;
        params.push_back(chan->name);
        params.push_back(":"+topic);
@@ -477,7 +490,7 @@ void ModuleSpanningTree::OnUserNotice(User* user, void* dest, int target_type, c
        if (target_type == TYPE_USER)
        {
                User* d = (User*)dest;
-               if ((d->GetFd() < 0) && (IS_LOCAL(user)))
+               if (!IS_LOCAL(d) && IS_LOCAL(user))
                {
                        parameterlist params;
                        params.push_back(d->uuid);
@@ -530,7 +543,7 @@ void ModuleSpanningTree::OnUserMessage(User* user, void* dest, int target_type,
                // route private messages which are targetted at clients only to the server
                // which needs to receive them
                User* d = (User*)dest;
-               if ((d->GetFd() < 0) && (IS_LOCAL(user)))
+               if (!IS_LOCAL(d) && (IS_LOCAL(user)))
                {
                        parameterlist params;
                        params.push_back(d->uuid);
@@ -579,38 +592,65 @@ void ModuleSpanningTree::OnBackgroundTimer(time_t curtime)
        DoConnectTimeout(curtime);
 }
 
-void ModuleSpanningTree::OnUserJoin(User* user, Channel* channel, bool sync, bool &silent, bool created)
+void ModuleSpanningTree::OnUserConnect(LocalUser* user)
+{
+       if (user->quitting)
+               return;
+
+       parameterlist params;
+       params.push_back(user->uuid);
+       params.push_back(ConvToStr(user->age));
+       params.push_back(user->nick);
+       params.push_back(user->host);
+       params.push_back(user->dhost);
+       params.push_back(user->ident);
+       params.push_back(user->GetIPString());
+       params.push_back(ConvToStr(user->signon));
+       params.push_back("+"+std::string(user->FormatModes(true)));
+       params.push_back(":"+std::string(user->fullname));
+       Utils->DoOneToMany(ServerInstance->Config->GetSID(), "UID", params);
+
+       for(Extensible::ExtensibleStore::const_iterator i = user->GetExtList().begin(); i != user->GetExtList().end(); i++)
+       {
+               ExtensionItem* item = i->first;
+               std::string value = item->serialize(FORMAT_NETWORK, user, i->second);
+               if (!value.empty())
+                       ServerInstance->PI->SendMetaData(user, item->name, value);
+       }
+
+       Utils->TreeRoot->SetUserCount(1); // increment by 1
+}
+
+void ModuleSpanningTree::OnUserJoin(Membership* memb, bool sync, bool created, CUList& excepts)
 {
        // Only do this for local users
-       if (IS_LOCAL(user))
+       if (IS_LOCAL(memb->user))
        {
                parameterlist params;
                // set up their permissions and the channel TS with FJOIN.
                // All users are FJOINed now, because a module may specify
                // new joining permissions for the user.
-               params.push_back(channel->name);
-               params.push_back(ConvToStr(channel->age));
-               params.push_back(std::string("+") + channel->ChanModes(true));
-               params.push_back(ServerInstance->Modes->ModeString(user, channel, false)+","+std::string(user->uuid));
+               params.push_back(memb->chan->name);
+               params.push_back(ConvToStr(memb->chan->age));
+               params.push_back(std::string("+") + memb->chan->ChanModes(true));
+               params.push_back(memb->modes+","+std::string(memb->user->uuid));
                Utils->DoOneToMany(ServerInstance->Config->GetSID(),"FJOIN",params);
        }
 }
 
-int ModuleSpanningTree::OnChangeLocalUserHost(User* user, const std::string &newhost)
+void ModuleSpanningTree::OnChangeHost(User* user, const std::string &newhost)
 {
-       if (user->registered != REG_ALL)
-               return 0;
+       if (user->registered != REG_ALL || !IS_LOCAL(user))
+               return;
 
        parameterlist params;
        params.push_back(newhost);
        Utils->DoOneToMany(user->uuid,"FHOST",params);
-       return 0;
 }
 
 void ModuleSpanningTree::OnChangeName(User* user, const std::string &gecos)
 {
-       // only occurs for local clients
-       if (user->registered != REG_ALL)
+       if (user->registered != REG_ALL || !IS_LOCAL(user))
                return;
 
        parameterlist params;
@@ -618,15 +658,26 @@ void ModuleSpanningTree::OnChangeName(User* user, const std::string &gecos)
        Utils->DoOneToMany(user->uuid,"FNAME",params);
 }
 
-void ModuleSpanningTree::OnUserPart(User* user, Channel* channel,  std::string &partmessage, bool &silent)
+void ModuleSpanningTree::OnChangeIdent(User* user, const std::string &ident)
 {
-       if (IS_LOCAL(user))
+       // only occurs for local clients
+       if (user->registered != REG_ALL)
+               return;
+
+       parameterlist params;
+       params.push_back(ident);
+       Utils->DoOneToMany(user->uuid,"FIDENT",params);
+}
+
+void ModuleSpanningTree::OnUserPart(Membership* memb, std::string &partmessage, CUList& excepts)
+{
+       if (IS_LOCAL(memb->user))
        {
                parameterlist params;
-               params.push_back(channel->name);
+               params.push_back(memb->chan->name);
                if (!partmessage.empty())
                        params.push_back(":"+partmessage);
-               Utils->DoOneToMany(user->uuid,"PART",params);
+               Utils->DoOneToMany(memb->user->uuid,"PART",params);
        }
 }
 
@@ -669,19 +720,26 @@ void ModuleSpanningTree::OnUserPostNick(User* user, const std::string &oldnick)
                params.push_back(ConvToStr(user->age));
                Utils->DoOneToMany(user->uuid,"NICK",params);
        }
+       else if (!loopCall && user->nick == user->uuid)
+       {
+               parameterlist params;
+               params.push_back(user->uuid);
+               params.push_back(ConvToStr(user->age));
+               Utils->DoOneToMany(ServerInstance->Config->GetSID(),"SAVE",params);
+       }
 }
 
-void ModuleSpanningTree::OnUserKick(User* source, User* user, Channel* chan, const std::string &reason, bool &silent)
+void ModuleSpanningTree::OnUserKick(User* source, Membership* memb, const std::string &reason, CUList& excepts)
 {
        parameterlist params;
-       params.push_back(chan->name);
-       params.push_back(user->uuid);
+       params.push_back(memb->chan->name);
+       params.push_back(memb->user->uuid);
        params.push_back(":"+reason);
        if (IS_LOCAL(source))
        {
                Utils->DoOneToMany(source->uuid,"KICK",params);
        }
-       else if (IS_FAKE(source) && source != Utils->ServerUser)
+       else if (source == ServerInstance->FakeClient)
        {
                Utils->DoOneToMany(ServerInstance->Config->GetSID(),"KICK",params);
        }
@@ -692,13 +750,13 @@ void ModuleSpanningTree::OnRemoteKill(User* source, User* dest, const std::strin
        if (!IS_LOCAL(source))
                return; // Only start routing if we're origin.
 
+       ServerInstance->OperQuit.set(dest, operreason);
        parameterlist params;
-       params.push_back(":"+reason);
+       params.push_back(":"+operreason);
        Utils->DoOneToMany(dest->uuid,"OPERQUIT",params);
        params.clear();
        params.push_back(dest->uuid);
        params.push_back(":"+reason);
-       dest->SetOperQuit(operreason);
        Utils->DoOneToMany(source->uuid,"KILL",params);
 }
 
@@ -718,20 +776,20 @@ void ModuleSpanningTree::OnPreRehash(User* user, const std::string &parameter)
 void ModuleSpanningTree::OnRehash(User* user)
 {
        // Re-read config stuff
-       Utils->ReadConfiguration(true);
+       Utils->ReadConfiguration();
 }
 
-void ModuleSpanningTree::OnLoadModule(Module* mod, const std::string &name)
+void ModuleSpanningTree::OnLoadModule(Module* mod)
 {
-       this->RedoConfig(mod, name);
+       this->RedoConfig(mod);
 }
 
-void ModuleSpanningTree::OnUnloadModule(Module* mod, const std::string &name)
+void ModuleSpanningTree::OnUnloadModule(Module* mod)
 {
-       this->RedoConfig(mod, name);
+       this->RedoConfig(mod);
 }
 
-void ModuleSpanningTree::RedoConfig(Module* mod, const std::string &name)
+void ModuleSpanningTree::RedoConfig(Module* mod)
 {
        /* If m_sha256.so is loaded (we use this for HMAC) or any module implementing a BufferedSocket interface is loaded,
         * then we need to re-read our config again taking this into account.
@@ -743,9 +801,9 @@ void ModuleSpanningTree::RedoConfig(Module* mod, const std::string &name)
        if (ml && std::find(ml->begin(), ml->end(), mod) != ml->end())
                IsBufferSocketModule = true;
 
-       if (name == "m_sha256.so" || IsBufferSocketModule)
+       if (mod->ModuleSourceFile == "m_sha256.so" || IsBufferSocketModule)
        {
-               Utils->ReadConfiguration(true);
+               Utils->ReadConfiguration();
        }
 }
 
@@ -769,7 +827,7 @@ void ModuleSpanningTree::OnAddLine(User* user, XLine *x)
 
        char data[MAXBUF];
        snprintf(data,MAXBUF,"%s %s %s %lu %lu :%s", x->type.c_str(), x->Displayable(),
-       ServerInstance->Config->ServerName, (unsigned long)x->set_time, (unsigned long)x->duration, x->reason);
+       ServerInstance->Config->ServerName.c_str(), (unsigned long)x->set_time, (unsigned long)x->duration, x->reason.c_str());
        parameterlist params;
        params.push_back(data);
 
@@ -837,25 +895,25 @@ void ModuleSpanningTree::OnMode(User* user, void* dest, int target_type, const p
        }
 }
 
-int ModuleSpanningTree::OnSetAway(User* user, const std::string &awaymsg)
+ModResult ModuleSpanningTree::OnSetAway(User* user, const std::string &awaymsg)
 {
        if (IS_LOCAL(user))
        {
                if (awaymsg.empty())
                {
                        parameterlist params;
-                       params.clear();
                        Utils->DoOneToMany(user->uuid,"AWAY",params);
                }
                else
                {
                        parameterlist params;
+                       params.push_back(ConvToStr(user->awaytime));
                        params.push_back(":" + awaymsg);
                        Utils->DoOneToMany(user->uuid,"AWAY",params);
                }
        }
 
-       return 0;
+       return MOD_RES_PASSTHRU;
 }
 
 void ModuleSpanningTree::ProtoSendMode(void* opaque, TargetTypeFlags target_type, void* target, const parameterlist &modeline, const std::vector<TranslateType> &translate)
@@ -880,56 +938,42 @@ void ModuleSpanningTree::ProtoSendMode(void* opaque, TargetTypeFlags target_type
        }
 }
 
-void ModuleSpanningTree::ProtoSendMetaData(void* opaque, TargetTypeFlags target_type, void* target, const std::string &extname, const std::string &extdata)
+void ModuleSpanningTree::ProtoSendMetaData(void* opaque, Extensible* target, const std::string &extname, const std::string &extdata)
 {
-       TreeSocket* s = (TreeSocket*)opaque;
-       if (target)
-       {
-               if (target_type == TYPE_USER)
-               {
-                       User* u = (User*)target;
-                       s->WriteLine(std::string(":")+ServerInstance->Config->GetSID()+" METADATA "+u->uuid+" "+extname+" :"+extdata);
-               }
-               else if (target_type == TYPE_CHANNEL)
-               {
-                       Channel* c = (Channel*)target;
-                       s->WriteLine(std::string(":")+ServerInstance->Config->GetSID()+" METADATA "+c->name+" "+extname+" :"+extdata);
-               }
-       }
-       if (target_type == TYPE_OTHER)
-       {
+       TreeSocket* s = static_cast<TreeSocket*>(opaque);
+       User* u = dynamic_cast<User*>(target);
+       Channel* c = dynamic_cast<Channel*>(target);
+       if (u)
+               s->WriteLine(std::string(":")+ServerInstance->Config->GetSID()+" METADATA "+u->uuid+" "+extname+" :"+extdata);
+       else if (c)
+               s->WriteLine(std::string(":")+ServerInstance->Config->GetSID()+" METADATA "+c->name+" "+extname+" :"+extdata);
+       else if (!target)
                s->WriteLine(std::string(":")+ServerInstance->Config->GetSID()+" METADATA * "+extname+" :"+extdata);
-       }
 }
 
-void ModuleSpanningTree::OnEvent(Event* event)
+CullResult ModuleSpanningTree::cull()
 {
-       if ((event->GetEventID() == "send_encap") || (event->GetEventID() == "send_metadata") || (event->GetEventID() == "send_topic") || (event->GetEventID() == "send_mode") || (event->GetEventID() == "send_mode_explicit") || (event->GetEventID() == "send_opers")
-               || (event->GetEventID() == "send_modeset") || (event->GetEventID() == "send_snoset") || (event->GetEventID() == "send_push"))
-       {
-               ServerInstance->Logs->Log("m_spanningtree", DEBUG, "WARNING: Deprecated use of old 1.1 style m_spanningtree event ignored, type '"+event->GetEventID()+"'!");
-       }
+       Utils->cull();
+       ServerInstance->Timers->DelTimer(RefreshTimer);
+       ServerInstance->Modules->DoneWithInterface("BufferedSocketHook");
+       return this->Module::cull();
 }
 
 ModuleSpanningTree::~ModuleSpanningTree()
 {
        delete ServerInstance->PI;
-       ServerInstance->PI = new ProtocolInterface(ServerInstance);
+       ServerInstance->PI = new ProtocolInterface;
 
        /* This will also free the listeners */
        delete Utils;
 
        delete command_rconnect;
        delete command_rsquit;
-
-       ServerInstance->Timers->DelTimer(RefreshTimer);
-
-       ServerInstance->Modules->DoneWithInterface("BufferedSocketHook");
 }
 
 Version ModuleSpanningTree::GetVersion()
 {
-       return Version("$Id$", VF_VENDOR, API_VERSION);
+       return Version("Allows servers to be linked", VF_VENDOR);
 }
 
 /* It is IMPORTANT that m_spanningtree is the last module in the chain