-/* +------------------------------------+
- * | Inspire Internet Relay Chat Daemon |
- * +------------------------------------+
+/*
+ * InspIRCd -- Internet Relay Chat Daemon
*
- * InspIRCd: (C) 2002-2008 InspIRCd Development Team
- * See: http://www.inspircd.org/wiki/index.php/Credits
+ * Copyright (C) 2009 Daniel De Graaf <danieldg@inspircd.org>
+ * Copyright (C) 2007-2008 Craig Edwards <craigedwards@brainbox.cc>
+ * Copyright (C) 2008 Robin Burchell <robin+git@viroteck.net>
*
- * 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 "wildcard.h"
-#include "m_spanningtree/main.h"
-#include "m_spanningtree/utils.h"
-#include "m_spanningtree/treeserver.h"
-#include "m_spanningtree/treesocket.h"
+#include "main.h"
+#include "utils.h"
+#include "treeserver.h"
+#include "treesocket.h"
/* $ModDep: m_spanningtree/main.h m_spanningtree/utils.h m_spanningtree/treeserver.h m_spanningtree/treesocket.h */
const std::string ModuleSpanningTree::MapOperInfo(TreeServer* Current)
{
time_t secs_up = ServerInstance->Time() - Current->age;
- return (" [Up: " + TimeToStr(secs_up) + " Lag: " + (Current->rtt == 0 ? "<1" : ConvToStr(Current->rtt)) + "ms]");
+ return " [Up: " + TimeToStr(secs_up) + (Current->rtt == 0 ? "]" : " Lag: " + ConvToStr(Current->rtt) + "ms]");
}
-// WARNING: NOT THREAD SAFE - DONT GET ANY SMART IDEAS.
-void ModuleSpanningTree::ShowMap(TreeServer* Current, User* user, int depth, char matrix[128][128], float &totusers, float &totservers)
+void ModuleSpanningTree::ShowMap(TreeServer* Current, User* user, int depth, int &line, char* names, int &maxnamew, char* stats)
{
- ServerInstance->Logs->Log("map",DEBUG,"ShowMap depth %d totusers %0.2f totservers %0.2f", depth, totusers, totservers);
- if (line < 128)
- {
- for (int t = 0; t < depth; t++)
- {
- ServerInstance->Logs->Log("map",DEBUG,"Zero to depth");
- matrix[line][t] = ' ';
- }
+ ServerInstance->Logs->Log("map",DEBUG,"ShowMap depth %d on line %d", depth, line);
+ float percent;
- // For Aligning, we need to work out exactly how deep this thing is, and produce
- // a 'Spacer' String to compensate.
- char spacer[40];
- memset(spacer,' ',40);
- if ((40 - Current->GetName().length() - depth) > 1) {
- spacer[40 - Current->GetName().length() - depth] = '\0';
- }
- else
- {
- spacer[5] = '\0';
- }
+ if (ServerInstance->Users->clientlist->size() == 0)
+ {
+ // If there are no users, WHO THE HELL DID THE /MAP?!?!?!
+ percent = 0;
+ }
+ else
+ {
+ percent = Current->GetUserCount() * 100.0 / ServerInstance->Users->clientlist->size();
+ }
- float percent;
- char text[128];
- /* Neat and tidy default values, as we're dealing with a matrix not a simple string */
- memset(text, 0, 128);
+ const std::string operdata = IS_OPER(user) ? MapOperInfo(Current) : "";
- if (ServerInstance->Users->clientlist->size() == 0)
- {
- // If there are no users, WHO THE HELL DID THE /MAP?!?!?!
- percent = 0;
- }
- else
- {
- percent = ((float)Current->GetUserCount() / (float)ServerInstance->Users->clientlist->size()) * 100;
- }
+ char* myname = names + 100 * line;
+ char* mystat = stats + 50 * line;
+ memset(myname, ' ', depth);
+ int w = depth;
- const std::string operdata = IS_OPER(user) ? MapOperInfo(Current) : "";
- snprintf(text, 126, "%s (%s)%s%5d [%5.2f%%]%s", Current->GetName().c_str(), Current->GetID().c_str(), spacer, Current->GetUserCount(), percent, operdata.c_str());
- totusers += Current->GetUserCount();
- totservers++;
- strlcpy(&matrix[line][depth],text,126);
- line++;
+ std::string servername = Current->GetName();
+ if (IS_OPER(user))
+ {
+ w += snprintf(myname + depth, 99 - depth, "%s (%s)", servername.c_str(), Current->GetID().c_str());
+ }
+ else
+ {
+ w += snprintf(myname + depth, 99 - depth, "%s", servername.c_str());
+ }
+ memset(myname + w, ' ', 100 - w);
+ if (w > maxnamew)
+ maxnamew = w;
+ snprintf(mystat, 49, "%5d [%5.2f%%]%s", Current->GetUserCount(), percent, operdata.c_str());
- ServerInstance->Logs->Log("map",DEBUG,"Increment line to %d, ChildCount %d", line, Current->ChildCount());
+ line++;
- for (unsigned int q = 0; q < Current->ChildCount(); q++)
- {
- ServerInstance->Logs->Log("map",DEBUG,"Hidden? %d HideULines? %d GetName %s", Current->GetChild(q)->Hidden, Utils->HideULines, Current->GetChild(q)->GetName().c_str());
- if ((Current->GetChild(q)->Hidden) || ((Utils->HideULines) && (ServerInstance->ULine(Current->GetChild(q)->GetName().c_str()))))
- {
- if (IS_OPER(user))
- {
- ShowMap(Current->GetChild(q),user,(Utils->FlatLinks && (!IS_OPER(user))) ? depth : depth+2,matrix,totusers,totservers);
- ServerInstance->Logs->Log("map",DEBUG,"Show to oper");
- }
- ServerInstance->Logs->Log("map",DEBUG,"Fall through");
- }
- else
- {
- ShowMap(Current->GetChild(q),user,(Utils->FlatLinks && (!IS_OPER(user))) ? depth : depth+2,matrix,totusers,totservers);
- ServerInstance->Logs->Log("map",DEBUG,"Show to non oper");
- }
+ if (IS_OPER(user) || !Utils->FlatLinks)
+ depth = depth + 2;
+ for (unsigned int q = 0; q < Current->ChildCount(); q++)
+ {
+ TreeServer* child = Current->GetChild(q);
+ if (!IS_OPER(user)) {
+ if (child->Hidden)
+ continue;
+ if ((Utils->HideULines) && (ServerInstance->ULine(child->GetName())))
+ continue;
}
- ServerInstance->Logs->Log("map",DEBUG,"After loop");
+ ShowMap(child, user, depth, line, names, maxnamew, stats);
}
}
// and divisons, we instead render the map onto a backplane of characters
// (a character matrix), then draw the branches as a series of "L" shapes
// from the nodes. This is not only friendlier on CPU it uses less stack.
-int ModuleSpanningTree::HandleMap(const std::vector<std::string>& parameters, User* user)
+bool ModuleSpanningTree::HandleMap(const std::vector<std::string>& parameters, User* user)
{
if (parameters.size() > 0)
{
bool ret = false;
if (!s)
{
- user->WriteServ( "402 %s %s :No such server", user->nick.c_str(), parameters[0].c_str());
+ user->WriteNumeric(ERR_NOSUCHSERVER, "%s %s :No such server", user->nick.c_str(), parameters[0].c_str());
ret = true;
}
else if (s && s != Utils->TreeRoot)
{
- std::deque<std::string> params;
+ parameterlist params;
params.push_back(parameters[0]);
params[0] = s->GetName();
// Don't return if s == Utils->TreeRoot (us)
if (ret)
- return 1;
+ return true;
}
- // This array represents a virtual screen which we will
+ // These arrays represent a virtual screen which we will
// "scratch" draw to, as the console device of an irc
// client does not provide for a proper terminal.
- float totusers = 0;
- float totservers = 0;
- static char matrix[128][128];
-
- for (unsigned int t = 0; t < 128; t++)
- {
- matrix[t][0] = '\0';
- }
-
- line = 0;
+ int totusers = ServerInstance->Users->clientlist->size();
+ int totservers = this->CountServs();
+ int maxnamew = 0;
+ int line = 0;
+ char* names = new char[totservers * 100];
+ char* stats = new char[totservers * 50];
// The only recursive bit is called here.
- ShowMap(Utils->TreeRoot,user,0,matrix,totusers,totservers);
+ ShowMap(Utils->TreeRoot,user,0,line,names,maxnamew,stats);
- // Process each line one by one. The algorithm has a limit of
- // 128 servers (which is far more than a spanning tree should have
- // anyway, so we're ok). This limit can be raised simply by making
- // the character matrix deeper, 128 rows taking 10k of memory.
+ // Process each line one by one.
for (int l = 1; l < line; l++)
{
+ char* myname = names + 100 * l;
// scan across the line looking for the start of the
// servername (the recursive part of the algorithm has placed
// the servers at indented positions depending on what they
// are related to)
int first_nonspace = 0;
- while (matrix[l][first_nonspace] == ' ')
+ while (myname[first_nonspace] == ' ')
{
first_nonspace++;
}
// another L shape passing along the same vertical pane, becoming
// a |- (branch) section instead.
- matrix[l][first_nonspace] = '-';
- matrix[l][first_nonspace-1] = '`';
+ myname[first_nonspace] = '-';
+ myname[first_nonspace-1] = '`';
int l2 = l - 1;
// Draw upwards until we hit the parent server, causing possibly
// other corners (`-) to become branches (|-)
- while ((matrix[l2][first_nonspace-1] == ' ') || (matrix[l2][first_nonspace-1] == '`'))
+ while ((names[l2 * 100 + first_nonspace-1] == ' ') || (names[l2 * 100 + first_nonspace-1] == '`'))
{
- matrix[l2][first_nonspace-1] = '|';
+ names[l2 * 100 + first_nonspace-1] = '|';
l2--;
}
}
- float avg_users = totusers / totservers;
+ float avg_users = totusers * 1.0 / line;
- // dump the whole lot to the user.
- if (IS_LOCAL(user))
+ ServerInstance->Logs->Log("map",DEBUG,"local");
+ for (int t = 0; t < line; t++)
{
- ServerInstance->Logs->Log("map",DEBUG,"local");
- for (int t = 0; t < line; t++)
- {
- user->WriteNumeric(6, "%s :%s",user->nick.c_str(),&matrix[t][0]);
- }
- user->WriteNumeric(270, "%s :%.0f server%s and %.0f user%s, average %.2f users per server",user->nick.c_str(),totservers,(totservers > 1 ? "s" : ""),totusers,(totusers > 1 ? "s" : ""),avg_users);
- user->WriteNumeric(7, "%s :End of /MAP",user->nick.c_str());
+ // terminate the string at maxnamew characters
+ names[100 * t + maxnamew] = '\0';
+ user->SendText(":%s %03d %s :%s %s", ServerInstance->Config->ServerName.c_str(),
+ RPL_MAP, user->nick.c_str(), names + 100 * t, stats + 50 * t);
}
- else
- {
-
- //void SpanningTreeProtocolInterface::PushToClient(User* target, const std::string &rawline)
- //
- ServerInstance->Logs->Log("map", DEBUG, "remote dump lines=%d", line);
+ user->SendText(":%s %03d %s :%d server%s and %d user%s, average %.2f users per server",
+ ServerInstance->Config->ServerName.c_str(), RPL_MAPUSERS, user->nick.c_str(),
+ line, (line > 1 ? "s" : ""), totusers, (totusers > 1 ? "s" : ""), avg_users);
+ user->SendText(":%s %03d %s :End of /MAP", ServerInstance->Config->ServerName.c_str(),
+ RPL_ENDMAP, user->nick.c_str());
- for (int t = 0; t < line; t++)
- {
- ServerInstance->Logs->Log("map",DEBUG,"Dump %d", line);
- ServerInstance->PI->PushToClient(user, std::string("::") + ServerInstance->Config->ServerName + " 006 " + user->nick + " :" + &matrix[t][0]);
- }
-
- ServerInstance->PI->PushToClient(user, std::string("::") + ServerInstance->Config->ServerName + " 270 " + user->nick + " :" + ConvToStr(totservers) + " server"+(totservers > 1 ? "s" : "") + " and " + ConvToStr(totusers) + " user"+(totusers > 1 ? "s" : "") + ", average " + ConvToStr(avg_users) + " users per server");
- ServerInstance->PI->PushToClient(user, std::string("::") + ServerInstance->Config->ServerName + " 007 " + user->nick + " :End of /MAP");
- }
+ delete[] names;
+ delete[] stats;
- return 1;
+ return true;
}