#include "inspircd.h"
-#include "socket.h"
-#include "xline.h"
-#include "socketengine.h"
#include "main.h"
#include "utils.h"
#include "treeserver.h"
-#include "link.h"
#include "treesocket.h"
#include "resolvers.h"
std::string command;
parameterlist params;
- ServerInstance->Logs->Log("m_spanningtree", LOG_RAWIO, "S[%d] I %s", this->GetFd(), line.c_str());
+ ServerInstance->Logs->Log(MODNAME, LOG_RAWIO, "S[%d] I %s", this->GetFd(), line.c_str());
Split(line, prefix, command, params);
ServerInstance->SNO->WriteGlobalSno('l',"\2WARNING\2: Your clocks are out by %d seconds. Please consider synching your clocks.", abs((long)delta));
}
}
+
+ // Check for duplicate server name/sid again, it's possible that a new
+ // server was introduced while we were waiting for them to send BURST.
+ // (we do not reserve their server name/sid when they send SERVER, we do it now)
+ if (!CheckDuplicate(capab->name, capab->sid))
+ return;
+
this->LinkState = CONNECTED;
Utils->timeoutlist.erase(this);
+ linkID = capab->name;
+
+ MyRoot = new TreeServer(capab->name, capab->description, capab->sid, Utils->TreeRoot, this, capab->hidden);
+ Utils->TreeRoot->AddChild(MyRoot);
+
MyRoot->bursting = true;
this->DoBurst(MyRoot);
sparams.push_back("0");
sparams.push_back(MyRoot->GetID());
sparams.push_back(":" + MyRoot->GetDesc());
- Utils->DoOneToAllButSender(ServerInstance->Config->GetSID(), "SERVER", sparams, MyRoot->GetName());
- Utils->DoOneToAllButSender(MyRoot->GetID(), "BURST", params, MyRoot->GetName());
+ Utils->DoOneToAllButSender(ServerInstance->Config->GetSID(), "SERVER", sparams, MyRoot);
+ Utils->DoOneToAllButSender(MyRoot->GetID(), "BURST", params, MyRoot);
}
else if (command == "ERROR")
{
* crossing the users QUIT further upstream from the server. Thanks jilles!
*/
- if ((prefix.length() == UUID_LENGTH-1) && (isdigit(prefix[0])) &&
+ if ((prefix.length() == UIDGenerator::UUID_LENGTH) && (isdigit(prefix[0])) &&
((command == "FMODE") || (command == "MODE") || (command == "KICK") || (command == "TOPIC") || (command == "KILL") || (command == "ADDLINE") || (command == "DELLINE")))
{
/* Special case, we cannot drop these commands as they've been committed already on a
}
else
{
- ServerInstance->Logs->Log("m_spanningtree", LOG_DEBUG, "Command '%s' from unknown prefix '%s'! Dropping entire command.",
+ ServerInstance->Logs->Log(MODNAME, LOG_DEBUG, "Command '%s' from unknown prefix '%s'! Dropping entire command.",
command.c_str(), prefix.c_str());
return;
}
if ((!route_back_again) || (route_back_again->GetSocket() != this))
{
if (route_back_again)
- ServerInstance->Logs->Log("m_spanningtree",LOG_DEBUG,"Protocol violation: Fake direction '%s' from connection '%s'",
+ ServerInstance->Logs->Log(MODNAME, LOG_DEBUG, "Protocol violation: Fake direction '%s' from connection '%s'",
prefix.c_str(),linkID.c_str());
return;
}
- /*
- * First up, check for any malformed commands (e.g. MODE without a timestamp)
- * and rewrite commands where necessary (SVSMODE -> MODE for services). -- w
- */
- if (command == "SVSMODE") // This isn't in an "else if" so we still force FMODE for changes on channels.
- command = "MODE";
-
- // TODO move all this into Commands
- if (command == "MAP")
- {
- Utils->Creator->HandleMap(params, who);
- }
- else if (command == "SERVER")
- {
- this->RemoteServer(prefix,params);
- }
- else if (command == "ERROR")
- {
- this->Error(params);
- }
- else if (command == "AWAY")
- {
- this->Away(prefix,params);
- }
- else if (command == "PING")
- {
- this->LocalPing(prefix,params);
- }
- else if (command == "PONG")
- {
- TreeServer *s = Utils->FindServer(prefix);
- if (s && s->bursting)
- {
- ServerInstance->SNO->WriteGlobalSno('l',"Server \002%s\002 has not finished burst, forcing end of burst (send ENDBURST!)", prefix.c_str());
- s->FinishBurst();
- }
- this->LocalPong(prefix,params);
- }
- else if (command == "VERSION")
- {
- this->ServerVersion(prefix,params);
- }
- else if (command == "ADDLINE")
- {
- this->AddLine(prefix,params);
- }
- else if (command == "DELLINE")
- {
- this->DelLine(prefix,params);
- }
- else if (command == "SAVE")
- {
- this->ForceNick(prefix,params);
- }
- else if (command == "OPERQUIT")
- {
- this->OperQuit(prefix,params);
- }
- else if (command == "IDLE")
- {
- this->Whois(prefix,params);
- }
- else if (command == "PUSH")
- {
- this->Push(prefix,params);
- }
- else if (command == "SQUIT")
- {
- if (params.size() == 2)
- {
- this->Squit(Utils->FindServer(params[0]),params[1]);
- }
- }
- else if (command == "SNONOTICE")
- {
- if (params.size() >= 2)
- {
- ServerInstance->SNO->WriteToSnoMask(params[0][0], "From " + who->nick + ": "+ params[1]);
- params[1] = ":" + params[1];
- Utils->DoOneToAllButSender(prefix, command, params, prefix);
- }
- }
- else if (command == "BURST")
- {
- // Set prefix server as bursting
- TreeServer* ServerSource = Utils->FindServer(prefix);
- if (!ServerSource)
- {
- ServerInstance->SNO->WriteGlobalSno('l', "WTF: Got BURST from a non-server(?): %s", prefix.c_str());
- return;
- }
-
- ServerSource->bursting = true;
- Utils->DoOneToAllButSender(prefix, command, params, prefix);
- }
- else if (command == "ENDBURST")
+ // Translate commands coming from servers using an older protocol
+ if (proto_version < ProtocolVersion)
{
- TreeServer* ServerSource = Utils->FindServer(prefix);
- if (!ServerSource)
- {
- ServerInstance->SNO->WriteGlobalSno('l', "WTF: Got ENDBURST from a non-server(?): %s", prefix.c_str());
+ if (!PreProcessOldProtocolMessage(who, command, params))
return;
- }
-
- ServerSource->FinishBurst();
- Utils->DoOneToAllButSender(prefix, command, params, prefix);
- }
- else if (command == "ENCAP")
- {
- this->Encap(who, params);
}
- else if (command == "NICK")
- {
- if (params.size() != 2)
- {
- SendError("Protocol violation: Wrong number of parameters for NICK message");
- return;
- }
- if (IS_SERVER(who))
- {
- SendError("Protocol violation: Server changing nick");
- return;
- }
-
- if ((isdigit(params[0][0])) && (params[0] != who->uuid))
- {
- SendError("Protocol violation: User changing nick to an invalid UID - " + params[0]);
- return;
- }
-
- /* Update timestamp on user when they change nicks */
- who->age = ConvToInt(params[1]);
-
- /*
- * On nick messages, check that the nick doesnt already exist here.
- * If it does, perform collision logic.
- */
- User* x = ServerInstance->FindNickOnly(params[0]);
- if ((x) && (x != who))
- {
- int collideret = 0;
- /* x is local, who is remote */
- collideret = this->DoCollision(x, who->age, who->ident, who->GetIPString(), who->uuid);
- if (collideret != 1)
- {
- /*
- * Remote client lost, or both lost, parsing or passing on this
- * nickchange would be pointless, as the incoming client's server will
- * soon recieve SVSNICK to change its nick to its UID. :) -- w00t
- */
- return;
- }
- }
- who->ForceNickChange(params[0].c_str());
- Utils->RouteCommand(route_back_again, command, params, who);
- }
- else
+ ServerCommand* scmd = Utils->Creator->CmdManager.GetHandler(command);
+ CommandBase* cmdbase = scmd;
+ Command* cmd;
+ if (!scmd)
{
- Command* cmd = ServerInstance->Parser->GetHandler(command);
-
+ // Not a special server-to-server command
+ cmd = ServerInstance->Parser->GetHandler(command);
if (!cmd)
{
- irc::stringjoiner pmlist(" ", params, 0, params.size() - 1);
- ServerInstance->Logs->Log("m_spanningtree", LOG_SPARSE, "Unrecognised S2S command :%s %s %s",
+ irc::stringjoiner pmlist(params);
+ ServerInstance->Logs->Log(MODNAME, LOG_SPARSE, "Unrecognised S2S command :%s %s %s",
who->uuid.c_str(), command.c_str(), pmlist.GetJoined().c_str());
SendError("Unrecognised command '" + command + "' -- possibly loaded mismatched modules");
return;
}
+ cmdbase = cmd;
+ }
- if (params.size() < cmd->min_params)
- {
- irc::stringjoiner pmlist(" ", params, 0, params.size() - 1);
- ServerInstance->Logs->Log("m_spanningtree", LOG_SPARSE, "Insufficient parameters for S2S command :%s %s %s",
- who->uuid.c_str(), command.c_str(), pmlist.GetJoined().c_str());
- SendError("Insufficient parameters for command '" + command + "'");
- return;
- }
+ if (params.size() < cmdbase->min_params)
+ {
+ irc::stringjoiner pmlist(params);
+ ServerInstance->Logs->Log(MODNAME, LOG_SPARSE, "Insufficient parameters for S2S command :%s %s %s",
+ who->uuid.c_str(), command.c_str(), pmlist.GetJoined().c_str());
+ SendError("Insufficient parameters for command '" + command + "'");
+ return;
+ }
- if ((!params.empty()) && (params.back().empty()) && (!cmd->allow_empty_last_param))
- {
- // the last param is empty and the command handler doesn't allow that, check if there will be enough params if we drop the last
- if (params.size()-1 < cmd->min_params)
- return;
- params.pop_back();
- }
+ if ((!params.empty()) && (params.back().empty()) && (!cmdbase->allow_empty_last_param))
+ {
+ // the last param is empty and the command handler doesn't allow that, check if there will be enough params if we drop the last
+ if (params.size()-1 < cmdbase->min_params)
+ return;
+ params.pop_back();
+ }
- CmdResult res = cmd->Handle(params, who);
+ CmdResult res;
+ if (scmd)
+ res = scmd->Handle(who, params);
+ else
+ res = cmd->Handle(params, who);
- if (res == CMD_INVALID)
- {
- irc::stringjoiner pmlist(" ", params, 0, params.size() - 1);
- ServerInstance->Logs->Log("m_spanningtree", LOG_SPARSE, "Error handling S2S command :%s %s %s",
- who->uuid.c_str(), command.c_str(), pmlist.GetJoined().c_str());
- SendError("Error handling '" + command + "' -- possibly loaded mismatched modules");
- }
- else if (res == CMD_SUCCESS)
- Utils->RouteCommand(route_back_again, command, params, who);
+ if (res == CMD_INVALID)
+ {
+ irc::stringjoiner pmlist(params);
+ ServerInstance->Logs->Log(MODNAME, LOG_SPARSE, "Error handling S2S command :%s %s %s",
+ who->uuid.c_str(), command.c_str(), pmlist.GetJoined().c_str());
+ SendError("Error handling '" + command + "' -- possibly loaded mismatched modules");
}
+ else if (res == CMD_SUCCESS)
+ Utils->RouteCommand(route_back_again, cmdbase, params, who);
}
void TreeSocket::OnTimeout()
time_t server_uptime = ServerInstance->Time() - this->age;
if (server_uptime)
{
- std::string timestr = Utils->Creator->TimeToStr(server_uptime);
+ std::string timestr = ModuleSpanningTree::TimeToStr(server_uptime);
ServerInstance->SNO->WriteGlobalSno('l', "Connection to '\2%s\2' was established for %s", linkID.c_str(), timestr.c_str());
}
}