-/* +------------------------------------+
- * | Inspire Internet Relay Chat Daemon |
- * +------------------------------------+
+/*
+ * InspIRCd -- Internet Relay Chat Daemon
*
- * InspIRCd: (C) 2002-2009 InspIRCd Development Team
- * See: http://wiki.inspircd.org/Credits
+ * Copyright (C) 2009 Daniel De Graaf <danieldg@inspircd.org>
+ * Copyright (C) 2007 Craig Edwards <craigedwards@brainbox.cc>
*
- * This program is free but copyrighted software; see
- * the file COPYING for details.
+ * This file is part of InspIRCd. InspIRCd is free software: you can
+ * redistribute it and/or modify it under the terms of the GNU General Public
+ * License as published by the Free Software Foundation, version 2.
*
- * ---------------------------------------------------
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+ * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
+ * details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
+
/* $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 "main.h"
#include "utils.h"
/* $ModDep: m_spanningtree/main.h m_spanningtree/utils.h m_spanningtree/treeserver.h m_spanningtree/treesocket.h */
-void ModuleSpanningTree::OnPostCommand(const std::string &command, const std::vector<std::string>& parameters, User *user, CmdResult result, const std::string &original_line)
+void ModuleSpanningTree::OnPostCommand(const std::string &command, const std::vector<std::string>& parameters, LocalUser *user, CmdResult result, const std::string &original_line)
+{
+ if (result == CMD_SUCCESS)
+ Utils->RouteCommand(NULL, command, parameters, user);
+}
+
+void SpanningTreeUtilities::RouteCommand(TreeServer* origin, const std::string &command, const parameterlist& parameters, User *user)
{
- if ((result == CMD_SUCCESS) && (ServerInstance->IsValidModuleCommand(command, parameters.size(), user)))
+ if (!ServerInstance->Parser->IsValidCommand(command, parameters.size(), user))
+ return;
+
+ /* We know it's non-null because IsValidCommand returned true */
+ Command* thiscmd = ServerInstance->Parser->GetHandler(command);
+
+ RouteDescriptor routing = thiscmd->GetRouting(user, parameters);
+
+ std::string sent_cmd = command;
+ parameterlist params;
+
+ if (routing.type == ROUTE_TYPE_LOCALONLY)
{
- /* Safe, we know its non-null because IsValidModuleCommand returned true */
- Command* thiscmd = ServerInstance->Parser->GetHandler(command);
+ /* Broadcast when it's a core command with the default route descriptor and the source is a
+ * remote user or a remote server
+ */
- Module* srcmodule = ServerInstance->Modules->Find(thiscmd->source);
+ Version ver = thiscmd->creator->GetVersion();
+ if ((!(ver.Flags & VF_CORE)) || (IS_LOCAL(user)) || (IS_SERVER(user) == ServerInstance->FakeClient))
+ return;
- if (srcmodule && !(srcmodule->GetVersion().Flags & VF_COMMON)) {
- ServerInstance->Logs->Log("m_spanningtree",ERROR,"Routed command %s from non-VF_COMMON module %s",
- command.c_str(), thiscmd->source.c_str());
+ routing = ROUTE_BROADCAST;
+ }
+ else if (routing.type == ROUTE_TYPE_OPT_BCAST)
+ {
+ params.push_back("*");
+ params.push_back(command);
+ sent_cmd = "ENCAP";
+ }
+ else if (routing.type == ROUTE_TYPE_OPT_UCAST)
+ {
+ TreeServer* sdest = FindServer(routing.serverdest);
+ if (!sdest)
+ {
+ ServerInstance->Logs->Log("m_spanningtree",DEFAULT,"Trying to route ENCAP to nonexistent server %s",
+ routing.serverdest.c_str());
return;
}
+ params.push_back(sdest->GetID());
+ params.push_back(command);
+ sent_cmd = "ENCAP";
+ }
+ else
+ {
+ Module* srcmodule = thiscmd->creator;
+ Version ver = srcmodule->GetVersion();
- // this bit of code cleverly routes all module commands
- // to all remote severs *automatically* so that modules
- // can just handle commands locally, without having
- // to have any special provision in place for remote
- // commands and linking protocols.
- std::deque<std::string> params;
- params.clear();
- unsigned int n_translate = thiscmd->translation.size();
- TranslateType translate_to;
-
- /* To make sure that parameters with spaces, or empty
- * parameters, etc, are always sent properly, *always*
- * prefix the last parameter with a :. This also removes
- * an extra strchr() */
- for (unsigned int j = 0; j < parameters.size(); j++)
+ if (!(ver.Flags & (VF_COMMON | VF_CORE)) && srcmodule != Creator)
{
- std::string target;
+ ServerInstance->Logs->Log("m_spanningtree",DEFAULT,"Routed command %s from non-VF_COMMON module %s",
+ command.c_str(), srcmodule->ModuleSourceFile.c_str());
+ return;
+ }
+ }
- /* Map all items to UUIDs where neccessary */
- if (j < n_translate)
- {
- /* We have a translation mapping for this index */
- translate_to = thiscmd->translation[j] != TR_END ? thiscmd->translation[j] : TR_TEXT;
- }
- else
- translate_to = TR_TEXT;
+ std::string output_text;
+ ServerInstance->Parser->TranslateUIDs(thiscmd->translation, parameters, output_text, true, thiscmd);
- ServerInstance->Logs->Log("m_spanningtree",DEBUG,"TRANSLATION: %s - type is %d", parameters[j].c_str(), translate_to);
- if (translate_to == TR_CUSTOM)
- {
- target = parameters[j];
- thiscmd->EncodeParameter(target, j);
- }
- else
+ params.push_back(output_text);
+
+ if (routing.type == ROUTE_TYPE_MESSAGE)
+ {
+ char pfx = 0;
+ std::string dest = routing.serverdest;
+ if (ServerInstance->Modes->FindPrefix(dest[0]))
+ {
+ pfx = dest[0];
+ dest = dest.substr(1);
+ }
+ if (dest[0] == '#')
+ {
+ Channel* c = ServerInstance->FindChan(dest);
+ if (!c)
+ return;
+ TreeServerList list;
+ // TODO OnBuildExemptList hook was here
+ GetListOfServersForChannel(c,list,pfx, CUList());
+ std::string data = ":" + user->uuid + " " + sent_cmd;
+ for (unsigned int x = 0; x < params.size(); x++)
+ data += " " + params[x];
+ for (TreeServerList::iterator i = list.begin(); i != list.end(); i++)
{
- ServerInstance->Parser->TranslateUIDs(translate_to, parameters[j], target);
+ TreeSocket* Sock = i->second->GetSocket();
+ if (origin && origin->GetSocket() == Sock)
+ continue;
+ if (Sock)
+ Sock->WriteLine(data);
}
-
- if (j == (parameters.size() - 1))
- params.push_back(":" + target);
+ }
+ else if (dest[0] == '$')
+ {
+ if (origin)
+ DoOneToAllButSender(user->uuid, sent_cmd, params, origin->GetName());
else
- params.push_back(target);
+ DoOneToMany(user->uuid, sent_cmd, params);
}
- Utils->DoOneToMany(user->uuid, command, params);
+ else
+ {
+ // user target?
+ User* d = ServerInstance->FindNick(dest);
+ if (!d)
+ return;
+ TreeServer* tsd = BestRouteTo(d->server);
+ if (tsd == origin)
+ // huh? no routing stuff around in a circle, please.
+ return;
+ DoOneToOne(user->uuid, sent_cmd, params, d->server);
+ }
+ }
+ else if (routing.type == ROUTE_TYPE_BROADCAST || routing.type == ROUTE_TYPE_OPT_BCAST)
+ {
+ if (origin)
+ DoOneToAllButSender(user->uuid, sent_cmd, params, origin->GetName());
+ else
+ DoOneToMany(user->uuid, sent_cmd, params);
+ }
+ else if (routing.type == ROUTE_TYPE_UNICAST || routing.type == ROUTE_TYPE_OPT_UCAST)
+ {
+ if (origin && routing.serverdest == origin->GetName())
+ return;
+ DoOneToOne(user->uuid, sent_cmd, params, routing.serverdest);
}
}
-
projects / user / henk / code / inspircd.git / blobdiff