src/modules/m_spanningtree/main.cpp

   1 /*       +------------------------------------+
   2  *       | Inspire Internet Relay Chat Daemon |
   3  *       +------------------------------------+
   4  *
   5  *  InspIRCd: (C) 2002-2007 InspIRCd Development Team
   6  * See: http://www.inspircd.org/wiki/index.php/Credits
   7  *
   8  * This program is free but copyrighted software; see
   9  *          the file COPYING for details.
  10  *
  11  * ---------------------------------------------------
  12  */
  13
  14 /* $ModDesc: Provides a spanning tree server link protocol */
  15
  16 #include "inspircd.h"
  17 #include "configreader.h"
  18 #include "users.h"
  19 #include "channels.h"
  20 #include "modules.h"
  21 #include "commands/cmd_whois.h"
  22 #include "commands/cmd_stats.h"
  23 #include "socket.h"
  24 #include "wildcard.h"
  25 #include "xline.h"
  26 #include "transport.h"
  27
  28 #include "m_spanningtree/timesynctimer.h"
  29 #include "m_spanningtree/resolvers.h"
  30 #include "m_spanningtree/main.h"
  31 #include "m_spanningtree/utils.h"
  32 #include "m_spanningtree/treeserver.h"
  33 #include "m_spanningtree/link.h"
  34 #include "m_spanningtree/treesocket.h"
  35 #include "m_spanningtree/rconnect.h"
  36 #include "m_spanningtree/rsquit.h"
  37
  38 /* $ModDep: m_spanningtree/timesynctimer.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 */
  39
  40 ModuleSpanningTree::ModuleSpanningTree(InspIRCd* Me)
  41         : Module(Me), max_local(0), max_global(0)
  42 {
  43         ServerInstance->UseInterface("InspSocketHook");
  44         Utils = new SpanningTreeUtilities(Me, this);
  45         command_rconnect = new cmd_rconnect(ServerInstance, this, Utils);
  46         ServerInstance->AddCommand(command_rconnect);
  47         command_rsquit = new cmd_rsquit(ServerInstance, this, Utils);
  48         ServerInstance->AddCommand(command_rsquit);
  49         if (Utils->EnableTimeSync)
  50         {
  51                 SyncTimer = new TimeSyncTimer(ServerInstance, this);
  52                 ServerInstance->Timers->AddTimer(SyncTimer);
  53         }
  54         else
  55                 SyncTimer = NULL;
  56
  57         RefreshTimer = new CacheRefreshTimer(ServerInstance, Utils);
  58         ServerInstance->Timers->AddTimer(RefreshTimer);
  59 }
  60
  61 void ModuleSpanningTree::ShowLinks(TreeServer* Current, userrec* user, int hops)
  62 {
  63         std::string Parent = Utils->TreeRoot->GetName();
  64         if (Current->GetParent())
  65         {
  66                 Parent = Current->GetParent()->GetName();
  67         }
  68         for (unsigned int q = 0; q < Current->ChildCount(); q++)
  69         {
  70                 if ((Current->GetChild(q)->Hidden) || ((Utils->HideULines) && (ServerInstance->ULine(Current->GetChild(q)->GetName().c_str()))))
  71                 {
  72                         if (*user->oper)
  73                         {
  74                                  ShowLinks(Current->GetChild(q),user,hops+1);
  75                         }
  76                 }
  77                 else
  78                 {
  79                         ShowLinks(Current->GetChild(q),user,hops+1);
  80                 }
  81         }
  82         /* Don't display the line if its a uline, hide ulines is on, and the user isnt an oper */
  83         if ((Utils->HideULines) && (ServerInstance->ULine(Current->GetName().c_str())) && (!IS_OPER(user)))
  84                 return;
  85         /* Or if the server is hidden and they're not an oper */
  86         else if ((Current->Hidden) && (!IS_OPER(user)))
  87                 return;
  88
  89         user->WriteServ("364 %s %s %s :%d %s",  user->nick,Current->GetName().c_str(),
  90                         (Utils->FlatLinks && (!IS_OPER(user))) ? ServerInstance->Config->ServerName : Parent.c_str(),
  91                         (Utils->FlatLinks && (!IS_OPER(user))) ? 0 : hops,
  92                         Current->GetDesc().c_str());
  93 }
  94
  95 int ModuleSpanningTree::CountLocalServs()
  96 {
  97         return Utils->TreeRoot->ChildCount();
  98 }
  99
 100 int ModuleSpanningTree::CountServs()
 101 {
 102         return Utils->serverlist.size();
 103 }
 104
 105 void ModuleSpanningTree::HandleLinks(const char** parameters, int pcnt, userrec* user)
 106 {
 107         ShowLinks(Utils->TreeRoot,user,0);
 108         user->WriteServ("365 %s * :End of /LINKS list.",user->nick);
 109         return;
 110 }
 111
 112 void ModuleSpanningTree::HandleLusers(const char** parameters, int pcnt, userrec* user)
 113 {
 114         unsigned int n_users = ServerInstance->UserCount();
 115
 116         /* Only update these when someone wants to see them, more efficient */
 117         if ((unsigned int)ServerInstance->LocalUserCount() > max_local)
 118                 max_local = ServerInstance->LocalUserCount();
 119         if (n_users > max_global)
 120                 max_global = n_users;
 121
 122         unsigned int ulined_count = 0;
 123         unsigned int ulined_local_count = 0;
 124
 125         /* If ulined are hidden and we're not an oper, count the number of ulined servers hidden,
 126          * locally and globally (locally means directly connected to us)
 127          */
 128         if ((Utils->HideULines) && (!*user->oper))
 129         {
 130                 for (server_hash::iterator q = Utils->serverlist.begin(); q != Utils->serverlist.end(); q++)
 131                 {
 132                         if (ServerInstance->ULine(q->second->GetName().c_str()))
 133                         {
 134                                 ulined_count++;
 135                                 if (q->second->GetParent() == Utils->TreeRoot)
 136                                         ulined_local_count++;
 137                         }
 138                 }
 139         }
 140         user->WriteServ("251 %s :There are %d users and %d invisible on %d servers",user->nick,n_users-ServerInstance->InvisibleUserCount(),ServerInstance->InvisibleUserCount(),ulined_count ? this->CountServs() - ulined_count : this->CountServs());
 141         if (ServerInstance->OperCount())
 142                 user->WriteServ("252 %s %d :operator(s) online",user->nick,ServerInstance->OperCount());
 143         if (ServerInstance->UnregisteredUserCount())
 144                 user->WriteServ("253 %s %d :unknown connections",user->nick,ServerInstance->UnregisteredUserCount());
 145         if (ServerInstance->ChannelCount())
 146                 user->WriteServ("254 %s %d :channels formed",user->nick,ServerInstance->ChannelCount());
 147         user->WriteServ("255 %s :I have %d clients and %d servers",user->nick,ServerInstance->LocalUserCount(),ulined_local_count ? this->CountLocalServs() - ulined_local_count : this->CountLocalServs());
 148         user->WriteServ("265 %s :Current Local Users: %d  Max: %d",user->nick,ServerInstance->LocalUserCount(),max_local);
 149         user->WriteServ("266 %s :Current Global Users: %d  Max: %d",user->nick,n_users,max_global);
 150         return;
 151 }
 152
 153 std::string ModuleSpanningTree::TimeToStr(time_t secs)
 154 {
 155         time_t mins_up = secs / 60;
 156         time_t hours_up = mins_up / 60;
 157         time_t days_up = hours_up / 24;
 158         secs = secs % 60;
 159         mins_up = mins_up % 60;
 160         hours_up = hours_up % 24;
 161         return ((days_up ? (ConvToStr(days_up) + "d") : std::string(""))
 162                         + (hours_up ? (ConvToStr(hours_up) + "h") : std::string(""))
 163                         + (mins_up ? (ConvToStr(mins_up) + "m") : std::string(""))
 164                         + ConvToStr(secs) + "s");
 165 }
 166
 167 const std::string ModuleSpanningTree::MapOperInfo(TreeServer* Current)
 168 {
 169         time_t secs_up = ServerInstance->Time() - Current->age;
 170         return (" [Up: " + TimeToStr(secs_up) + " Lag: "+ConvToStr(Current->rtt)+"s]");
 171 }
 172
 173 // WARNING: NOT THREAD SAFE - DONT GET ANY SMART IDEAS.
 174 void ModuleSpanningTree::ShowMap(TreeServer* Current, userrec* user, int depth, char matrix[128][128], float &totusers, float &totservers)
 175 {
 176         if (line < 128)
 177         {
 178                 for (int t = 0; t < depth; t++)
 179                 {
 180                         matrix[line][t] = ' ';
 181                 }
 182                 // For Aligning, we need to work out exactly how deep this thing is, and produce
 183                 // a 'Spacer' String to compensate.
 184                 char spacer[40];
 185                 memset(spacer,' ',40);
 186                 if ((40 - Current->GetName().length() - depth) > 1) {
 187                         spacer[40 - Current->GetName().length() - depth] = '\0';
 188                 }
 189                 else
 190                 {
 191                         spacer[5] = '\0';
 192                 }
 193                 float percent;
 194                 char text[128];
 195                 /* Neat and tidy default values, as we're dealing with a matrix not a simple string */
 196                 memset(text, 0, 128);
 197
 198                 if (ServerInstance->clientlist->size() == 0) {
 199                         // If there are no users, WHO THE HELL DID THE /MAP?!?!?!
 200                         percent = 0;
 201                 }
 202                 else
 203                 {
 204                         percent = ((float)Current->GetUserCount() / (float)ServerInstance->clientlist->size()) * 100;
 205                 }
 206                 const std::string operdata = IS_OPER(user) ? MapOperInfo(Current) : "";
 207                 snprintf(text, 126, "%s %s%5d [%5.2f%%]%s", Current->GetName().c_str(), spacer, Current->GetUserCount(), percent, operdata.c_str());
 208                 totusers += Current->GetUserCount();
 209                 totservers++;
 210                 strlcpy(&matrix[line][depth],text,126);
 211                 line++;
 212                 for (unsigned int q = 0; q < Current->ChildCount(); q++)
 213                 {
 214                         if ((Current->GetChild(q)->Hidden) || ((Utils->HideULines) && (ServerInstance->ULine(Current->GetChild(q)->GetName().c_str()))))
 215                         {
 216                                 if (*user->oper)
 217                                 {
 218                                         ShowMap(Current->GetChild(q),user,(Utils->FlatLinks && (!*user->oper)) ? depth : depth+2,matrix,totusers,totservers);
 219                                 }
 220                         }
 221                         else
 222                         {
 223                                 ShowMap(Current->GetChild(q),user,(Utils->FlatLinks && (!*user->oper)) ? depth : depth+2,matrix,totusers,totservers);
 224                         }
 225                 }
 226         }
 227 }
 228
 229 int ModuleSpanningTree::HandleMotd(const char** parameters, int pcnt, userrec* user)
 230 {
 231         if (pcnt > 0)
 232         {
 233                 if (match(ServerInstance->Config->ServerName, parameters[0]))
 234                         return 0;
 235
 236                 /* Remote MOTD, the server is within the 1st parameter */
 237                 std::deque<std::string> params;
 238                 params.push_back(parameters[0]);
 239                 /* Send it out remotely, generate no reply yet */
 240                 TreeServer* s = Utils->FindServerMask(parameters[0]);
 241                 if (s)
 242                 {
 243                         params[0] = s->GetName();
 244                         Utils->DoOneToOne(user->nick, "MOTD", params, s->GetName());
 245                 }
 246                 else
 247                         user->WriteServ( "402 %s %s :No such server", user->nick, parameters[0]);
 248                 return 1;
 249         }
 250         return 0;
 251 }
 252
 253 int ModuleSpanningTree::HandleAdmin(const char** parameters, int pcnt, userrec* user)
 254 {
 255         if (pcnt > 0)
 256         {
 257                 if (match(ServerInstance->Config->ServerName, parameters[0]))
 258                         return 0;
 259
 260                 /* Remote ADMIN, the server is within the 1st parameter */
 261                 std::deque<std::string> params;
 262                 params.push_back(parameters[0]);
 263                 /* Send it out remotely, generate no reply yet */
 264                 TreeServer* s = Utils->FindServerMask(parameters[0]);
 265                 if (s)
 266                 {
 267                         params[0] = s->GetName();
 268                         Utils->DoOneToOne(user->nick, "ADMIN", params, s->GetName());
 269                 }
 270                 else
 271                         user->WriteServ( "402 %s %s :No such server", user->nick, parameters[0]);
 272                 return 1;
 273         }
 274         return 0;
 275 }
 276
 277 int ModuleSpanningTree::HandleModules(const char** parameters, int pcnt, userrec* user)
 278 {
 279         if (pcnt > 0)
 280         {
 281                 if (match(ServerInstance->Config->ServerName, parameters[0]))
 282                         return 0;
 283
 284                 std::deque<std::string> params;
 285                 params.push_back(parameters[0]);
 286                 TreeServer* s = Utils->FindServerMask(parameters[0]);
 287                 if (s)
 288                 {
 289                         params[0] = s->GetName();
 290                         Utils->DoOneToOne(user->nick, "MODULES", params, s->GetName());
 291                 }
 292                 else
 293                         user->WriteServ( "402 %s %s :No such server", user->nick, parameters[0]);
 294                 return 1;
 295         }
 296         return 0;
 297 }
 298
 299 int ModuleSpanningTree::HandleStats(const char** parameters, int pcnt, userrec* user)
 300 {
 301         if (pcnt > 1)
 302         {
 303                 if (match(ServerInstance->Config->ServerName, parameters[1]))
 304                         return 0;
 305
 306                 /* Remote STATS, the server is within the 2nd parameter */
 307                 std::deque<std::string> params;
 308                 params.push_back(parameters[0]);
 309                 params.push_back(parameters[1]);
 310                 /* Send it out remotely, generate no reply yet */
 311
 312                 TreeServer* s = Utils->FindServerMask(parameters[1]);
 313                 if (s)
 314                 {
 315                         params[1] = s->GetName();
 316                         Utils->DoOneToOne(user->nick, "STATS", params, s->GetName());
 317                 }
 318                 else
 319                 {
 320                         user->WriteServ( "402 %s %s :No such server", user->nick, parameters[1]);
 321                 }
 322                 return 1;
 323         }
 324         return 0;
 325 }
 326
 327 // Ok, prepare to be confused.
 328 // After much mulling over how to approach this, it struck me that
 329 // the 'usual' way of doing a /MAP isnt the best way. Instead of
 330 // keeping track of a ton of ascii characters, and line by line
 331 // under recursion working out where to place them using multiplications
 332 // and divisons, we instead render the map onto a backplane of characters
 333 // (a character matrix), then draw the branches as a series of "L" shapes
 334 // from the nodes. This is not only friendlier on CPU it uses less stack.
 335 void ModuleSpanningTree::HandleMap(const char** parameters, int pcnt, userrec* user)
 336 {
 337         // This array represents a virtual screen which we will
 338         // "scratch" draw to, as the console device of an irc
 339         // client does not provide for a proper terminal.
 340         float totusers = 0;
 341         float totservers = 0;
 342         char matrix[128][128];
 343         for (unsigned int t = 0; t < 128; t++)
 344         {
 345                 matrix[t][0] = '\0';
 346         }
 347         line = 0;
 348         // The only recursive bit is called here.
 349         ShowMap(Utils->TreeRoot,user,0,matrix,totusers,totservers);
 350         // Process each line one by one. The algorithm has a limit of
 351         // 128 servers (which is far more than a spanning tree should have
 352         // anyway, so we're ok). This limit can be raised simply by making
 353         // the character matrix deeper, 128 rows taking 10k of memory.
 354         for (int l = 1; l < line; l++)
 355         {
 356                 // scan across the line looking for the start of the
 357                 // servername (the recursive part of the algorithm has placed
 358                 // the servers at indented positions depending on what they
 359                 // are related to)
 360                 int first_nonspace = 0;
 361                 while (matrix[l][first_nonspace] == ' ')
 362                 {
 363                         first_nonspace++;
 364                 }
 365                 first_nonspace--;
 366                 // Draw the `- (corner) section: this may be overwritten by
 367                 // another L shape passing along the same vertical pane, becoming
 368                 // a |- (branch) section instead.
 369                 matrix[l][first_nonspace] = '-';
 370                 matrix[l][first_nonspace-1] = '`';
 371                 int l2 = l - 1;
 372                 // Draw upwards until we hit the parent server, causing possibly
 373                 // other corners (`-) to become branches (|-)
 374                 while ((matrix[l2][first_nonspace-1] == ' ') || (matrix[l2][first_nonspace-1] == '`'))
 375                 {
 376                         matrix[l2][first_nonspace-1] = '|';
 377                         l2--;
 378                 }
 379         }
 380         // dump the whole lot to the user. This is the easy bit, honest.
 381         for (int t = 0; t < line; t++)
 382         {
 383                 user->WriteServ("006 %s :%s",user->nick,&matrix[t][0]);
 384         }
 385         float avg_users = totusers / totservers;
 386         user->WriteServ("270 %s :%.0f server%s and %.0f user%s, average %.2f users per server",user->nick,totservers,(totservers > 1 ? "s" : ""),totusers,(totusers > 1 ? "s" : ""),avg_users);
 387         user->WriteServ("007 %s :End of /MAP",user->nick);
 388         return;
 389 }
 390
 391 int ModuleSpanningTree::HandleSquit(const char** parameters, int pcnt, userrec* user)
 392 {
 393         TreeServer* s = Utils->FindServerMask(parameters[0]);
 394         if (s)
 395         {
 396                 if (s == Utils->TreeRoot)
 397                 {
 398                         user->WriteServ("NOTICE %s :*** SQUIT: Foolish mortal, you cannot make a server SQUIT itself! (%s matches local server name)",user->nick,parameters[0]);
 399                         return 1;
 400                 }
 401                 TreeSocket* sock = s->GetSocket();
 402                 if (sock)
 403                 {
 404                         ServerInstance->SNO->WriteToSnoMask('l',"SQUIT: Server \002%s\002 removed from network by %s",parameters[0],user->nick);
 405                         sock->Squit(s,std::string("Server quit by ") + user->GetFullRealHost());
 406                         ServerInstance->SE->DelFd(sock);
 407                         sock->Close();
 408                         delete sock;
 409                 }
 410                 else
 411                 {
 412                         if (IS_LOCAL(user))
 413                                 user->WriteServ("NOTICE %s :*** WARNING: Using SQUIT to split remote servers is deprecated. Please use RSQUIT instead.",user->nick);
 414                 }
 415         }
 416         else
 417         {
 418                  user->WriteServ("NOTICE %s :*** SQUIT: The server \002%s\002 does not exist on the network.",user->nick,parameters[0]);
 419         }
 420         return 1;
 421 }
 422
 423 int ModuleSpanningTree::HandleTime(const char** parameters, int pcnt, userrec* user)
 424 {
 425         if ((IS_LOCAL(user)) && (pcnt))
 426         {
 427                 TreeServer* found = Utils->FindServerMask(parameters[0]);
 428                 if (found)
 429                 {
 430                         // we dont' override for local server
 431                         if (found == Utils->TreeRoot)
 432                                 return 0;
 433
 434                         std::deque<std::string> params;
 435                         params.push_back(found->GetName());
 436                         params.push_back(user->nick);
 437                         Utils->DoOneToOne(ServerInstance->Config->ServerName,"TIME",params,found->GetName());
 438                 }
 439                 else
 440                 {
 441                         user->WriteServ("402 %s %s :No such server",user->nick,parameters[0]);
 442                 }
 443         }
 444         return 1;
 445 }
 446
 447 int ModuleSpanningTree::HandleRemoteWhois(const char** parameters, int pcnt, userrec* user)
 448 {
 449         if ((IS_LOCAL(user)) && (pcnt > 1))
 450         {
 451                 userrec* remote = ServerInstance->FindNick(parameters[1]);
 452                 if ((remote) && (remote->GetFd() < 0))
 453                 {
 454                         std::deque<std::string> params;
 455                         params.push_back(parameters[1]);
 456                         Utils->DoOneToOne(user->nick,"IDLE",params,remote->server);
 457                         return 1;
 458                 }
 459                 else if (!remote)
 460                 {
 461                         user->WriteServ("401 %s %s :No such nick/channel",user->nick, parameters[1]);
 462                         user->WriteServ("318 %s %s :End of /WHOIS list.",user->nick, parameters[1]);
 463                         return 1;
 464                 }
 465         }
 466         return 0;
 467 }
 468
 469 void ModuleSpanningTree::DoPingChecks(time_t curtime)
 470 {
 471         for (unsigned int j = 0; j < Utils->TreeRoot->ChildCount(); j++)
 472         {
 473                 TreeServer* serv = Utils->TreeRoot->GetChild(j);
 474                 TreeSocket* sock = serv->GetSocket();
 475                 if (sock)
 476                 {
 477                         if (curtime >= serv->NextPingTime())
 478                         {
 479                                 if (serv->AnsweredLastPing())
 480                                 {
 481                                         sock->WriteLine(std::string(":")+ServerInstance->Config->ServerName+" PING "+serv->GetName());
 482                                         serv->SetNextPingTime(curtime + 60);
 483                                         serv->LastPing = curtime;
 484                                         serv->Warned = false;
 485                                 }
 486                                 else
 487                                 {
 488                                         /* they didnt answer, boot them */
 489                                         sock->SendError("Ping timeout");
 490                                         sock->Squit(serv,"Ping timeout");
 491                                         ServerInstance->SE->DelFd(sock);
 492                                         sock->Close();
 493                                         delete sock;
 494                                         return;
 495                                 }
 496                         }
 497                         else if ((Utils->PingWarnTime) && (!serv->Warned) && (curtime >= serv->NextPingTime() - (60 - Utils->PingWarnTime)) && (!serv->AnsweredLastPing()))
 498                         {
 499                                 /* The server hasnt responded, send a warning to opers */
 500                                 ServerInstance->SNO->WriteToSnoMask('l',"Server \002%s\002 has not responded to PING for %d seconds, high latency.", serv->GetName().c_str(), Utils->PingWarnTime);
 501                                 serv->Warned = true;
 502                         }
 503                 }
 504         }
 505
 506         /* Cancel remote burst mode on any servers which still have it enabled due to latency/lack of data.
 507          * This prevents lost REMOTECONNECT notices
 508          */
 509         for (server_hash::iterator i = Utils->serverlist.begin(); i != Utils->serverlist.end(); i++)
 510                 Utils->SetRemoteBursting(i->second, false);
 511 }
 512
 513 void ModuleSpanningTree::ConnectServer(Link* x)
 514 {
 515         bool ipvalid = true;
 516         QueryType start_type = DNS_QUERY_A;
 517 #ifdef IPV6
 518         start_type = DNS_QUERY_AAAA;
 519         if (strchr(x->IPAddr.c_str(),':'))
 520         {
 521                 in6_addr n;
 522                 if (inet_pton(AF_INET6, x->IPAddr.c_str(), &n) < 1)
 523                         ipvalid = false;
 524         }
 525         else
 526 #endif
 527         {
 528                 in_addr n;
 529                 if (inet_aton(x->IPAddr.c_str(),&n) < 1)
 530                         ipvalid = false;
 531         }
 532
 533         /* Do we already have an IP? If so, no need to resolve it. */
 534         if (ipvalid)
 535         {
 536                 /* Gave a hook, but it wasnt one we know */
 537                 if ((!x->Hook.empty()) && (Utils->hooks.find(x->Hook.c_str()) == Utils->hooks.end()))
 538                         return;
 539                 TreeSocket* newsocket = new TreeSocket(Utils, ServerInstance, x->IPAddr,x->Port,false,x->Timeout ? x->Timeout : 10,x->Name.c_str(), x->Bind, x->Hook.empty() ? NULL : Utils->hooks[x->Hook.c_str()]);
 540                 if (newsocket->GetFd() > -1)
 541                 {
 542                         /* Handled automatically on success */
 543                 }
 544                 else
 545                 {
 546                         ServerInstance->SNO->WriteToSnoMask('l',"CONNECT: Error connecting \002%s\002: %s.",x->Name.c_str(),strerror(errno));
 547                         delete newsocket;
 548                         Utils->DoFailOver(x);
 549                 }
 550         }
 551         else
 552         {
 553                 try
 554                 {
 555                         bool cached;
 556                         ServernameResolver* snr = new ServernameResolver((Module*)this, Utils, ServerInstance,x->IPAddr, *x, cached, start_type);
 557                         ServerInstance->AddResolver(snr, cached);
 558                 }
 559                 catch (ModuleException& e)
 560                 {
 561                         ServerInstance->SNO->WriteToSnoMask('l',"CONNECT: Error connecting \002%s\002: %s.",x->Name.c_str(), e.GetReason());
 562                         Utils->DoFailOver(x);
 563                 }
 564         }
 565 }
 566
 567 void ModuleSpanningTree::AutoConnectServers(time_t curtime)
 568 {
 569         for (std::vector<Link>::iterator x = Utils->LinkBlocks.begin(); x < Utils->LinkBlocks.end(); x++)
 570         {
 571                 if ((x->AutoConnect) && (curtime >= x->NextConnectTime))
 572                 {
 573                         x->NextConnectTime = curtime + x->AutoConnect;
 574                         TreeServer* CheckDupe = Utils->FindServer(x->Name.c_str());
 575                         if (x->FailOver.length())
 576                         {
 577                                 TreeServer* CheckFailOver = Utils->FindServer(x->FailOver.c_str());
 578                                 if (CheckFailOver)
 579                                 {
 580                                         /* The failover for this server is currently a member of the network.
 581                                          * The failover probably succeeded, where the main link did not.
 582                                          * Don't try the main link until the failover is gone again.
 583                                          */
 584                                         continue;
 585                                 }
 586                         }
 587                         if (!CheckDupe)
 588                         {
 589                                 // an autoconnected server is not connected. Check if its time to connect it
 590                                 ServerInstance->SNO->WriteToSnoMask('l',"AUTOCONNECT: Auto-connecting server \002%s\002 (%lu seconds until next attempt)",x->Name.c_str(),x->AutoConnect);
 591                                 this->ConnectServer(&(*x));
 592                         }
 593                 }
 594         }
 595 }
 596
 597 int ModuleSpanningTree::HandleVersion(const char** parameters, int pcnt, userrec* user)
 598 {
 599         // we've already checked if pcnt > 0, so this is safe
 600         TreeServer* found = Utils->FindServerMask(parameters[0]);
 601         if (found)
 602         {
 603                 std::string Version = found->GetVersion();
 604                 user->WriteServ("351 %s :%s",user->nick,Version.c_str());
 605                 if (found == Utils->TreeRoot)
 606                 {
 607                         ServerInstance->Config->Send005(user);
 608                 }
 609         }
 610         else
 611         {
 612                 user->WriteServ("402 %s %s :No such server",user->nick,parameters[0]);
 613         }
 614         return 1;
 615 }
 616
 617 int ModuleSpanningTree::HandleConnect(const char** parameters, int pcnt, userrec* user)
 618 {
 619         for (std::vector<Link>::iterator x = Utils->LinkBlocks.begin(); x < Utils->LinkBlocks.end(); x++)
 620         {
 621                 if (ServerInstance->MatchText(x->Name.c_str(),parameters[0]))
 622                 {
 623                         TreeServer* CheckDupe = Utils->FindServer(x->Name.c_str());
 624                         if (!CheckDupe)
 625                         {
 626                                 user->WriteServ("NOTICE %s :*** CONNECT: Connecting to server: \002%s\002 (%s:%d)",user->nick,x->Name.c_str(),(x->HiddenFromStats ? "<hidden>" : x->IPAddr.c_str()),x->Port);
 627                                 ConnectServer(&(*x));
 628                                 return 1;
 629                         }
 630                         else
 631                         {
 632                                 user->WriteServ("NOTICE %s :*** CONNECT: Server \002%s\002 already exists on the network and is connected via \002%s\002",user->nick,x->Name.c_str(),CheckDupe->GetParent()->GetName().c_str());
 633                                 return 1;
 634                         }
 635                 }
 636         }
 637         user->WriteServ("NOTICE %s :*** CONNECT: No server matching \002%s\002 could be found in the config file.",user->nick,parameters[0]);
 638         return 1;
 639 }
 640
 641 void ModuleSpanningTree::BroadcastTimeSync()
 642 {
 643         if (Utils->MasterTime)
 644         {
 645                 std::deque<std::string> params;
 646                 params.push_back(ConvToStr(ServerInstance->Time(false)));
 647                 params.push_back("FORCE");
 648                 Utils->DoOneToMany(Utils->TreeRoot->GetName(), "TIMESET", params);
 649         }
 650 }
 651
 652 int ModuleSpanningTree::OnStats(char statschar, userrec* user, string_list &results)
 653 {
 654         if ((statschar == 'c') || (statschar == 'n'))
 655         {
 656                 for (unsigned int i = 0; i < Utils->LinkBlocks.size(); i++)
 657                 {
 658                         results.push_back(std::string(ServerInstance->Config->ServerName)+" 213 "+user->nick+" "+statschar+" *@"+(Utils->LinkBlocks[i].HiddenFromStats ? "<hidden>" : Utils->LinkBlocks[i].IPAddr)+" * "+Utils->LinkBlocks[i].Name.c_str()+" "+ConvToStr(Utils->LinkBlocks[i].Port)+" "+(Utils->LinkBlocks[i].Hook.empty() ? "plaintext" : Utils->LinkBlocks[i].Hook)+" "+(Utils->LinkBlocks[i].AutoConnect ? 'a' : '-')+'s');
 659                         if (statschar == 'c')
 660                                 results.push_back(std::string(ServerInstance->Config->ServerName)+" 244 "+user->nick+" H * * "+Utils->LinkBlocks[i].Name.c_str());
 661                 }
 662                 results.push_back(std::string(ServerInstance->Config->ServerName)+" 219 "+user->nick+" "+statschar+" :End of /STATS report");
 663                 ServerInstance->SNO->WriteToSnoMask('t',"%s '%c' requested by %s (%s@%s)",(!strcmp(user->server,ServerInstance->Config->ServerName) ? "Stats" : "Remote stats"),statschar,user->nick,user->ident,user->host);
 664                 return 1;
 665         }
 666
 667         if (statschar == 'p')
 668         {
 669                 /* show all server ports, after showing client ports. -- w00t */
 670
 671                 for (unsigned int i = 0; i < Utils->Bindings.size(); i++)
 672                 {
 673                         std::string ip = Utils->Bindings[i]->IP;
 674                         if (ip.empty())
 675                                 ip = "*";
 676
 677                         std::string transport("plaintext");
 678                         if (Utils->Bindings[i]->GetHook())
 679                                 transport = InspSocketNameRequest(this, Utils->Bindings[i]->GetHook()).Send();
 680
 681                         results.push_back(ConvToStr(ServerInstance->Config->ServerName) + " 249 "+user->nick+" :" + ip + ":" + ConvToStr(Utils->Bindings[i]->port)+
 682                                 " (server, " + transport + ")");
 683                 }
 684         }
 685         return 0;
 686 }
 687
 688 int ModuleSpanningTree::OnPreCommand(const std::string &command, const char** parameters, int pcnt, userrec *user, bool validated, const std::string &original_line)
 689 {
 690         /* If the command doesnt appear to be valid, we dont want to mess with it. */
 691         if (!validated)
 692                 return 0;
 693
 694         if (command == "CONNECT")
 695         {
 696                 return this->HandleConnect(parameters,pcnt,user);
 697         }
 698         else if (command == "STATS")
 699         {
 700                 return this->HandleStats(parameters,pcnt,user);
 701         }
 702         else if (command == "MOTD")
 703         {
 704                 return this->HandleMotd(parameters,pcnt,user);
 705         }
 706         else if (command == "ADMIN")
 707         {
 708                 return this->HandleAdmin(parameters,pcnt,user);
 709         }
 710         else if (command == "SQUIT")
 711         {
 712                 return this->HandleSquit(parameters,pcnt,user);
 713         }
 714         else if (command == "MAP")
 715         {
 716                 this->HandleMap(parameters,pcnt,user);
 717                 return 1;
 718         }
 719         else if ((command == "TIME") && (pcnt > 0))
 720         {
 721                 return this->HandleTime(parameters,pcnt,user);
 722         }
 723         else if (command == "LUSERS")
 724         {
 725                 this->HandleLusers(parameters,pcnt,user);
 726                 return 1;
 727         }
 728         else if (command == "LINKS")
 729         {
 730                 this->HandleLinks(parameters,pcnt,user);
 731                 return 1;
 732         }
 733         else if (command == "WHOIS")
 734         {
 735                 if (pcnt > 1)
 736                 {
 737                         // remote whois
 738                         return this->HandleRemoteWhois(parameters,pcnt,user);
 739                 }
 740         }
 741         else if ((command == "VERSION") && (pcnt > 0))
 742         {
 743                 this->HandleVersion(parameters,pcnt,user);
 744                 return 1;
 745         }
 746         else if ((command == "MODULES") && (pcnt > 0))
 747         {
 748                 return this->HandleModules(parameters,pcnt,user);
 749         }
 750         return 0;
 751 }
 752
 753 void ModuleSpanningTree::OnPostCommand(const std::string &command, const char** parameters, int pcnt, userrec *user, CmdResult result, const std::string &original_line)
 754 {
 755         if ((result == CMD_SUCCESS) && (ServerInstance->IsValidModuleCommand(command, pcnt, user)))
 756         {
 757                 // this bit of code cleverly routes all module commands
 758                 // to all remote severs *automatically* so that modules
 759                 // can just handle commands locally, without having
 760                 // to have any special provision in place for remote
 761                 // commands and linking protocols.
 762                 std::deque<std::string> params;
 763                 params.clear();
 764                 for (int j = 0; j < pcnt; j++)
 765                 {
 766                         if (strchr(parameters[j],' '))
 767                         {
 768                                 params.push_back(":" + std::string(parameters[j]));
 769                         }
 770                         else
 771                         {
 772                                 params.push_back(std::string(parameters[j]));
 773                         }
 774                 }
 775                 Utils->DoOneToMany(user->nick,command,params);
 776         }
 777 }
 778
 779 void ModuleSpanningTree::OnGetServerDescription(const std::string &servername,std::string &description)
 780 {
 781         TreeServer* s = Utils->FindServer(servername);
 782         if (s)
 783         {
 784                 description = s->GetDesc();
 785         }
 786 }
 787
 788 void ModuleSpanningTree::OnUserInvite(userrec* source,userrec* dest,chanrec* channel)
 789 {
 790         if (IS_LOCAL(source))
 791         {
 792                 std::deque<std::string> params;
 793                 params.push_back(dest->nick);
 794                 params.push_back(channel->name);
 795                 Utils->DoOneToMany(source->nick,"INVITE",params);
 796         }
 797 }
 798
 799 void ModuleSpanningTree::OnPostLocalTopicChange(userrec* user, chanrec* chan, const std::string &topic)
 800 {
 801         std::deque<std::string> params;
 802         params.push_back(chan->name);
 803         params.push_back(":"+topic);
 804         Utils->DoOneToMany(user->nick,"TOPIC",params);
 805 }
 806
 807 void ModuleSpanningTree::OnWallops(userrec* user, const std::string &text)
 808 {
 809         if (IS_LOCAL(user))
 810         {
 811                 std::deque<std::string> params;
 812                 params.push_back(":"+text);
 813                 Utils->DoOneToMany(user->nick,"WALLOPS",params);
 814         }
 815 }
 816
 817 void ModuleSpanningTree::OnUserNotice(userrec* user, void* dest, int target_type, const std::string &text, char status, const CUList &exempt_list)
 818 {
 819         if (target_type == TYPE_USER)
 820         {
 821                 userrec* d = (userrec*)dest;
 822                 if ((d->GetFd() < 0) && (IS_LOCAL(user)))
 823                 {
 824                         std::deque<std::string> params;
 825                         params.clear();
 826                         params.push_back(d->nick);
 827                         params.push_back(":"+text);
 828                         Utils->DoOneToOne(user->nick,"NOTICE",params,d->server);
 829                 }
 830         }
 831         else if (target_type == TYPE_CHANNEL)
 832         {
 833                 if (IS_LOCAL(user))
 834                 {
 835                         chanrec *c = (chanrec*)dest;
 836                         if (c)
 837                         {
 838                                 std::string cname = c->name;
 839                                 if (status)
 840                                         cname = status + cname;
 841                                 TreeServerList list;
 842                                 Utils->GetListOfServersForChannel(c,list,status,exempt_list);
 843                                 for (TreeServerList::iterator i = list.begin(); i != list.end(); i++)
 844                                 {
 845                                         TreeSocket* Sock = i->second->GetSocket();
 846                                         if (Sock)
 847                                                 Sock->WriteLine(":"+std::string(user->nick)+" NOTICE "+cname+" :"+text);
 848                                 }
 849                         }
 850                 }
 851         }
 852         else if (target_type == TYPE_SERVER)
 853         {
 854                 if (IS_LOCAL(user))
 855                 {
 856                         char* target = (char*)dest;
 857                         std::deque<std::string> par;
 858                         par.push_back(target);
 859                         par.push_back(":"+text);
 860                         Utils->DoOneToMany(user->nick,"NOTICE",par);
 861                 }
 862         }
 863 }
 864
 865 void ModuleSpanningTree::OnUserMessage(userrec* user, void* dest, int target_type, const std::string &text, char status, const CUList &exempt_list)
 866 {
 867         if (target_type == TYPE_USER)
 868         {
 869                 // route private messages which are targetted at clients only to the server
 870                 // which needs to receive them
 871                 userrec* d = (userrec*)dest;
 872                 if ((d->GetFd() < 0) && (IS_LOCAL(user)))
 873                 {
 874                         std::deque<std::string> params;
 875                         params.clear();
 876                         params.push_back(d->nick);
 877                         params.push_back(":"+text);
 878                         Utils->DoOneToOne(user->nick,"PRIVMSG",params,d->server);
 879                 }
 880         }
 881         else if (target_type == TYPE_CHANNEL)
 882         {
 883                 if (IS_LOCAL(user))
 884                 {
 885                         chanrec *c = (chanrec*)dest;
 886                         if (c)
 887                         {
 888                                 std::string cname = c->name;
 889                                 if (status)
 890                                         cname = status + cname;
 891                                 TreeServerList list;
 892                                 Utils->GetListOfServersForChannel(c,list,status,exempt_list);
 893                                 for (TreeServerList::iterator i = list.begin(); i != list.end(); i++)
 894                                 {
 895                                         TreeSocket* Sock = i->second->GetSocket();
 896                                         if (Sock)
 897                                                 Sock->WriteLine(":"+std::string(user->nick)+" PRIVMSG "+cname+" :"+text);
 898                                 }
 899                         }
 900                 }
 901         }
 902         else if (target_type == TYPE_SERVER)
 903         {
 904                 if (IS_LOCAL(user))
 905                 {
 906                         char* target = (char*)dest;
 907                         std::deque<std::string> par;
 908                         par.push_back(target);
 909                         par.push_back(":"+text);
 910                         Utils->DoOneToMany(user->nick,"PRIVMSG",par);
 911                 }
 912         }
 913 }
 914
 915 void ModuleSpanningTree::OnBackgroundTimer(time_t curtime)
 916 {
 917         AutoConnectServers(curtime);
 918         DoPingChecks(curtime);
 919 }
 920
 921 void ModuleSpanningTree::OnUserJoin(userrec* user, chanrec* channel, bool &silent)
 922 {
 923         // Only do this for local users
 924         if (IS_LOCAL(user))
 925         {
 926                 if (channel->GetUserCounter() == 1)
 927                 {
 928                         std::deque<std::string> params;
 929                         // set up their permissions and the channel TS with FJOIN.
 930                         // All users are FJOINed now, because a module may specify
 931                         // new joining permissions for the user.
 932                         params.push_back(channel->name);
 933                         params.push_back(ConvToStr(channel->age));
 934                         params.push_back(std::string(channel->GetAllPrefixChars(user))+","+std::string(user->nick));
 935                         Utils->DoOneToMany(ServerInstance->Config->ServerName,"FJOIN",params);
 936                         /* First user in, sync the modes for the channel */
 937                         params.pop_back();
 938                         params.push_back(channel->ChanModes(true));
 939                         Utils->DoOneToMany(ServerInstance->Config->ServerName,"FMODE",params);
 940                 }
 941                 else
 942                 {
 943                         std::deque<std::string> params;
 944                         params.push_back(channel->name);
 945                         params.push_back(ConvToStr(channel->age));
 946                         Utils->DoOneToMany(user->nick,"JOIN",params);
 947                 }
 948         }
 949 }
 950
 951 void ModuleSpanningTree::OnChangeHost(userrec* user, const std::string &newhost)
 952 {
 953         // only occurs for local clients
 954         if (user->registered != REG_ALL)
 955                 return;
 956         std::deque<std::string> params;
 957         params.push_back(newhost);
 958         Utils->DoOneToMany(user->nick,"FHOST",params);
 959 }
 960
 961 void ModuleSpanningTree::OnChangeName(userrec* user, const std::string &gecos)
 962 {
 963         // only occurs for local clients
 964         if (user->registered != REG_ALL)
 965                 return;
 966         std::deque<std::string> params;
 967         params.push_back(gecos);
 968         Utils->DoOneToMany(user->nick,"FNAME",params);
 969 }
 970
 971 void ModuleSpanningTree::OnUserPart(userrec* user, chanrec* channel, const std::string &partmessage, bool &silent)
 972 {
 973         if (IS_LOCAL(user))
 974         {
 975                 std::deque<std::string> params;
 976                 params.push_back(channel->name);
 977                 if (!partmessage.empty())
 978                         params.push_back(":"+partmessage);
 979                 Utils->DoOneToMany(user->nick,"PART",params);
 980         }
 981 }
 982
 983 void ModuleSpanningTree::OnUserConnect(userrec* user)
 984 {
 985         char agestr[MAXBUF];
 986         if (IS_LOCAL(user))
 987         {
 988                 std::deque<std::string> params;
 989                 snprintf(agestr,MAXBUF,"%lu",(unsigned long)user->age);
 990                 params.push_back(agestr);
 991                 params.push_back(user->nick);
 992                 params.push_back(user->host);
 993                 params.push_back(user->dhost);
 994                 params.push_back(user->ident);
 995                 params.push_back("+"+std::string(user->FormatModes()));
 996                 params.push_back(user->GetIPString());
 997                 params.push_back(":"+std::string(user->fullname));
 998                 Utils->DoOneToMany(ServerInstance->Config->ServerName,"NICK",params);
 999                 // User is Local, change needs to be reflected!
1000                 TreeServer* SourceServer = Utils->FindServer(user->server);
1001                 if (SourceServer)
1002                 {
1003                         SourceServer->AddUserCount();
1004                 }
1005         }
1006 }
1007
1008 void ModuleSpanningTree::OnUserQuit(userrec* user, const std::string &reason, const std::string &oper_message)
1009 {
1010         if ((IS_LOCAL(user)) && (user->registered == REG_ALL))
1011         {
1012                 std::deque<std::string> params;
1013
1014                 if (oper_message != reason)
1015                 {
1016                         params.push_back(":"+oper_message);
1017                         Utils->DoOneToMany(user->nick,"OPERQUIT",params);
1018                 }
1019                 params.clear();
1020                 params.push_back(":"+reason);
1021                 Utils->DoOneToMany(user->nick,"QUIT",params);
1022         }
1023         // Regardless, We need to modify the user Counts..
1024         TreeServer* SourceServer = Utils->FindServer(user->server);
1025         if (SourceServer)
1026         {
1027                 SourceServer->DelUserCount();
1028         }
1029 }
1030
1031 void ModuleSpanningTree::OnUserPostNick(userrec* user, const std::string &oldnick)
1032 {
1033         if (IS_LOCAL(user))
1034         {
1035                 std::deque<std::string> params;
1036                 params.push_back(user->nick);
1037                 Utils->DoOneToMany(oldnick,"NICK",params);
1038         }
1039 }
1040
1041 void ModuleSpanningTree::OnUserKick(userrec* source, userrec* user, chanrec* chan, const std::string &reason, bool &silent)
1042 {
1043         if ((source) && (IS_LOCAL(source)))
1044         {
1045                 std::deque<std::string> params;
1046                 params.push_back(chan->name);
1047                 params.push_back(user->nick);
1048                 params.push_back(":"+reason);
1049                 Utils->DoOneToMany(source->nick,"KICK",params);
1050         }
1051         else if (!source)
1052         {
1053                 std::deque<std::string> params;
1054                 params.push_back(chan->name);
1055                 params.push_back(user->nick);
1056                 params.push_back(":"+reason);
1057                 Utils->DoOneToMany(ServerInstance->Config->ServerName,"KICK",params);
1058         }
1059 }
1060
1061 void ModuleSpanningTree::OnRemoteKill(userrec* source, userrec* dest, const std::string &reason)
1062 {
1063         std::deque<std::string> params;
1064         params.push_back(dest->nick);
1065         params.push_back(":"+reason);
1066         Utils->DoOneToMany(source->nick,"KILL",params);
1067 }
1068
1069 void ModuleSpanningTree::OnRehash(userrec* user, const std::string &parameter)
1070 {
1071         if (!parameter.empty())
1072         {
1073                 std::deque<std::string> params;
1074                 params.push_back(parameter);
1075                 Utils->DoOneToMany(user ? user->nick : ServerInstance->Config->ServerName, "REHASH", params);
1076                 // check for self
1077                 if (ServerInstance->MatchText(ServerInstance->Config->ServerName,parameter))
1078                 {
1079                         ServerInstance->WriteOpers("*** Remote rehash initiated locally by \002%s\002", user ? user->nick : ServerInstance->Config->ServerName);
1080                         ServerInstance->RehashServer();
1081                 }
1082         }
1083         Utils->ReadConfiguration(false);
1084         InitializeDisabledCommands(ServerInstance->Config->DisabledCommands, ServerInstance);
1085 }
1086
1087 // note: the protocol does not allow direct umode +o except
1088 // via NICK with 8 params. sending OPERTYPE infers +o modechange
1089 // locally.
1090 void ModuleSpanningTree::OnOper(userrec* user, const std::string &opertype)
1091 {
1092         if (IS_LOCAL(user))
1093         {
1094                 std::deque<std::string> params;
1095                 params.push_back(opertype);
1096                 Utils->DoOneToMany(user->nick,"OPERTYPE",params);
1097         }
1098 }
1099
1100 void ModuleSpanningTree::OnLine(userrec* source, const std::string &host, bool adding, char linetype, long duration, const std::string &reason)
1101 {
1102         if (!source)
1103         {
1104                 /* Server-set lines */
1105                 char data[MAXBUF];
1106                 snprintf(data,MAXBUF,"%c %s %s %lu %lu :%s", linetype, host.c_str(), ServerInstance->Config->ServerName, (unsigned long)ServerInstance->Time(false),
1107                                 (unsigned long)duration, reason.c_str());
1108                 std::deque<std::string> params;
1109                 params.push_back(data);
1110                 Utils->DoOneToMany(ServerInstance->Config->ServerName, "ADDLINE", params);
1111         }
1112         else
1113         {
1114                 if (IS_LOCAL(source))
1115                 {
1116                         char type[8];
1117                         snprintf(type,8,"%cLINE",linetype);
1118                         std::string stype = type;
1119                         if (adding)
1120                         {
1121                                 char sduration[MAXBUF];
1122                                 snprintf(sduration,MAXBUF,"%ld",duration);
1123                                 std::deque<std::string> params;
1124                                 params.push_back(host);
1125                                 params.push_back(sduration);
1126                                 params.push_back(":"+reason);
1127                                 Utils->DoOneToMany(source->nick,stype,params);
1128                         }
1129                         else
1130                         {
1131                                 std::deque<std::string> params;
1132                                 params.push_back(host);
1133                                 Utils->DoOneToMany(source->nick,stype,params);
1134                         }
1135                 }
1136         }
1137 }
1138
1139 void ModuleSpanningTree::OnAddGLine(long duration, userrec* source, const std::string &reason, const std::string &hostmask)
1140 {
1141         OnLine(source,hostmask,true,'G',duration,reason);
1142 }
1143
1144 void ModuleSpanningTree::OnAddZLine(long duration, userrec* source, const std::string &reason, const std::string &ipmask)
1145 {
1146         OnLine(source,ipmask,true,'Z',duration,reason);
1147 }
1148
1149 void ModuleSpanningTree::OnAddQLine(long duration, userrec* source, const std::string &reason, const std::string &nickmask)
1150 {
1151         OnLine(source,nickmask,true,'Q',duration,reason);
1152 }
1153
1154 void ModuleSpanningTree::OnAddELine(long duration, userrec* source, const std::string &reason, const std::string &hostmask)
1155 {
1156         OnLine(source,hostmask,true,'E',duration,reason);
1157 }
1158
1159 void ModuleSpanningTree::OnDelGLine(userrec* source, const std::string &hostmask)
1160 {
1161         OnLine(source,hostmask,false,'G',0,"");
1162 }
1163
1164 void ModuleSpanningTree::OnDelZLine(userrec* source, const std::string &ipmask)
1165 {
1166         OnLine(source,ipmask,false,'Z',0,"");
1167 }
1168
1169 void ModuleSpanningTree::OnDelQLine(userrec* source, const std::string &nickmask)
1170 {
1171         OnLine(source,nickmask,false,'Q',0,"");
1172 }
1173
1174 void ModuleSpanningTree::OnDelELine(userrec* source, const std::string &hostmask)
1175 {
1176         OnLine(source,hostmask,false,'E',0,"");
1177 }
1178
1179 void ModuleSpanningTree::OnMode(userrec* user, void* dest, int target_type, const std::string &text)
1180 {
1181         if ((IS_LOCAL(user)) && (user->registered == REG_ALL))
1182         {
1183                 std::deque<std::string> params;
1184                 std::string command;
1185
1186                 if (target_type == TYPE_USER)
1187                 {
1188                         userrec* u = (userrec*)dest;
1189                         params.push_back(u->nick);
1190                         params.push_back(text);
1191                         command = "MODE";
1192                 }
1193                 else
1194                 {
1195                         chanrec* c = (chanrec*)dest;
1196                         params.push_back(c->name);
1197                         params.push_back(ConvToStr(c->age));
1198                         params.push_back(text);
1199                         command = "FMODE";
1200                 }
1201                 Utils->DoOneToMany(user->nick, command, params);
1202         }
1203 }
1204
1205 void ModuleSpanningTree::OnSetAway(userrec* user)
1206 {
1207         if (IS_LOCAL(user))
1208         {
1209                 std::deque<std::string> params;
1210                 params.push_back(":"+std::string(user->awaymsg));
1211                 Utils->DoOneToMany(user->nick,"AWAY",params);
1212         }
1213 }
1214
1215 void ModuleSpanningTree::OnCancelAway(userrec* user)
1216 {
1217         if (IS_LOCAL(user))
1218         {
1219                 std::deque<std::string> params;
1220                 params.clear();
1221                 Utils->DoOneToMany(user->nick,"AWAY",params);
1222         }
1223 }
1224
1225 void ModuleSpanningTree::ProtoSendMode(void* opaque, int target_type, void* target, const std::string &modeline)
1226 {
1227         TreeSocket* s = (TreeSocket*)opaque;
1228         if (target)
1229         {
1230                 if (target_type == TYPE_USER)
1231                 {
1232                         userrec* u = (userrec*)target;
1233                         s->WriteLine(std::string(":")+ServerInstance->Config->ServerName+" FMODE "+u->nick+" "+ConvToStr(u->age)+" "+modeline);
1234                 }
1235                 else
1236                 {
1237                         chanrec* c = (chanrec*)target;
1238                         s->WriteLine(std::string(":")+ServerInstance->Config->ServerName+" FMODE "+c->name+" "+ConvToStr(c->age)+" "+modeline);
1239                 }
1240         }
1241 }
1242
1243 void ModuleSpanningTree::ProtoSendMetaData(void* opaque, int target_type, void* target, const std::string &extname, const std::string &extdata)
1244 {
1245         TreeSocket* s = (TreeSocket*)opaque;
1246         if (target)
1247         {
1248                 if (target_type == TYPE_USER)
1249                 {
1250                         userrec* u = (userrec*)target;
1251                         s->WriteLine(std::string(":")+ServerInstance->Config->ServerName+" METADATA "+u->nick+" "+extname+" :"+extdata);
1252                 }
1253                 else if (target_type == TYPE_CHANNEL)
1254                 {
1255                         chanrec* c = (chanrec*)target;
1256                         s->WriteLine(std::string(":")+ServerInstance->Config->ServerName+" METADATA "+c->name+" "+extname+" :"+extdata);
1257                 }
1258         }
1259         if (target_type == TYPE_OTHER)
1260         {
1261                 s->WriteLine(std::string(":")+ServerInstance->Config->ServerName+" METADATA * "+extname+" :"+extdata);
1262         }
1263 }
1264
1265 void ModuleSpanningTree::OnEvent(Event* event)
1266 {
1267         std::deque<std::string>* params = (std::deque<std::string>*)event->GetData();
1268         if (event->GetEventID() == "send_metadata")
1269         {
1270                 if (params->size() < 3)
1271                         return;
1272                 (*params)[2] = ":" + (*params)[2];
1273                 Utils->DoOneToMany(ServerInstance->Config->ServerName,"METADATA",*params);
1274         }
1275         else if (event->GetEventID() == "send_topic")
1276         {
1277                 if (params->size() < 2)
1278                         return;
1279                 (*params)[1] = ":" + (*params)[1];
1280                 params->insert(params->begin() + 1,ServerInstance->Config->ServerName);
1281                 params->insert(params->begin() + 1,ConvToStr(ServerInstance->Time(true)));
1282                 Utils->DoOneToMany(ServerInstance->Config->ServerName,"FTOPIC",*params);
1283         }
1284         else if (event->GetEventID() == "send_mode")
1285         {
1286                 if (params->size() < 2)
1287                         return;
1288                 // Insert the TS value of the object, either userrec or chanrec
1289                 time_t ourTS = 0;
1290                 userrec* a = ServerInstance->FindNick((*params)[0]);
1291                 if (a)
1292                 {
1293                         ourTS = a->age;
1294                         Utils->DoOneToMany(ServerInstance->Config->ServerName,"MODE",*params);
1295                         return;
1296                 }
1297                 else
1298                 {
1299                         chanrec* a = ServerInstance->FindChan((*params)[0]);
1300                         if (a)
1301                         {
1302                                 ourTS = a->age;
1303                                 params->insert(params->begin() + 1,ConvToStr(ourTS));
1304                                 Utils->DoOneToMany(ServerInstance->Config->ServerName,"FMODE",*params);
1305                         }
1306                 }
1307         }
1308         else if (event->GetEventID() == "send_mode_explicit")
1309         {
1310                 if (params->size() < 2)
1311                         return;
1312                 Utils->DoOneToMany(ServerInstance->Config->ServerName,"MODE",*params);
1313         }
1314         else if (event->GetEventID() == "send_opers")
1315         {
1316                 if (params->size() < 1)
1317                         return;
1318                 (*params)[0] = ":" + (*params)[0];
1319                 Utils->DoOneToMany(ServerInstance->Config->ServerName,"OPERNOTICE",*params);
1320         }
1321         else if (event->GetEventID() == "send_modeset")
1322         {
1323                 if (params->size() < 2)
1324                         return;
1325                 (*params)[1] = ":" + (*params)[1];
1326                 Utils->DoOneToMany(ServerInstance->Config->ServerName,"MODENOTICE",*params);
1327         }
1328         else if (event->GetEventID() == "send_snoset")
1329         {
1330                 if (params->size() < 2)
1331                         return;
1332                 (*params)[1] = ":" + (*params)[1];
1333                 Utils->DoOneToMany(ServerInstance->Config->ServerName,"SNONOTICE",*params);
1334         }
1335         else if (event->GetEventID() == "send_push")
1336         {
1337                 if (params->size() < 2)
1338                         return;
1339
1340                 userrec *a = ServerInstance->FindNick((*params)[0]);
1341
1342                 if (!a)
1343                         return;
1344
1345                 (*params)[1] = ":" + (*params)[1];
1346                 Utils->DoOneToOne(ServerInstance->Config->ServerName, "PUSH", *params, a->server);
1347         }
1348 }
1349
1350 ModuleSpanningTree::~ModuleSpanningTree()
1351 {
1352         /* This will also free the listeners */
1353         delete Utils;
1354         if (SyncTimer)
1355                 ServerInstance->Timers->DelTimer(SyncTimer);
1356
1357         ServerInstance->Timers->DelTimer(RefreshTimer);
1358
1359         ServerInstance->DoneWithInterface("InspSocketHook");
1360 }
1361
1362 Version ModuleSpanningTree::GetVersion()
1363 {
1364         return Version(1,1,0,2,VF_VENDOR,API_VERSION);
1365 }
1366
1367 void ModuleSpanningTree::Implements(char* List)
1368 {
1369         List[I_OnPreCommand] = List[I_OnGetServerDescription] = List[I_OnUserInvite] = List[I_OnPostLocalTopicChange] = 1;
1370         List[I_OnWallops] = List[I_OnUserNotice] = List[I_OnUserMessage] = List[I_OnBackgroundTimer] = 1;
1371         List[I_OnUserJoin] = List[I_OnChangeHost] = List[I_OnChangeName] = List[I_OnUserPart] = List[I_OnUserConnect] = 1;
1372         List[I_OnUserQuit] = List[I_OnUserPostNick] = List[I_OnUserKick] = List[I_OnRemoteKill] = List[I_OnRehash] = 1;
1373         List[I_OnOper] = List[I_OnAddGLine] = List[I_OnAddZLine] = List[I_OnAddQLine] = List[I_OnAddELine] = 1;
1374         List[I_OnDelGLine] = List[I_OnDelZLine] = List[I_OnDelQLine] = List[I_OnDelELine] = List[I_ProtoSendMode] = List[I_OnMode] = 1;
1375         List[I_OnStats] = List[I_ProtoSendMetaData] = List[I_OnEvent] = List[I_OnSetAway] = List[I_OnCancelAway] = List[I_OnPostCommand] = 1;
1376 }
1377
1378 /* It is IMPORTANT that m_spanningtree is the last module in the chain
1379  * so that any activity it sees is FINAL, e.g. we arent going to send out
1380  * a NICK message before m_cloaking has finished putting the +x on the user,
1381  * etc etc.
1382  * Therefore, we return PRIORITY_LAST to make sure we end up at the END of
1383  * the module call queue.
1384  */
1385 Priority ModuleSpanningTree::Prioritize()
1386 {
1387         return PRIORITY_LAST;
1388 }
1389
1390 MODULE_INIT(ModuleSpanningTree)
1391