modules/m_lusers.c

   1 /*
   2  *  ircd-ratbox: A slightly useful ircd.
   3  *  m_lusers.c: Sends user statistics.
   4  *
   5  *  Copyright (C) 1990 Jarkko Oikarinen and University of Oulu, Co Center
   6  *  Copyright (C) 1996-2002 Hybrid Development Team
   7  *  Copyright (C) 2002-2005 ircd-ratbox development team
   8  *
   9  *  This program is free software; you can redistribute it and/or modify
  10  *  it under the terms of the GNU General Public License as published by
  11  *  the Free Software Foundation; either version 2 of the License, or
  12  *  (at your option) any later version.
  13  *
  14  *  This program is distributed in the hope that it will be useful,
  15  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  *  GNU General Public License for more details.
  18  *
  19  *  You should have received a copy of the GNU General Public License
  20  *  along with this program; if not, write to the Free Software
  21  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
  22  *  USA
  23  */
  24
  25 #include "stdinc.h"
  26 #include "client.h"
  27 #include "ircd.h"
  28 #include "numeric.h"
  29 #include "s_serv.h"             /* hunt_server */
  30 #include "s_user.h"             /* show_lusers */
  31 #include "send.h"
  32 #include "s_conf.h"
  33 #include "msg.h"
  34 #include "parse.h"
  35 #include "modules.h"
  36
  37 static int m_lusers(struct Client *, struct Client *, int, const char **);
  38 static int ms_lusers(struct Client *, struct Client *, int, const char **);
  39
  40 struct Message lusers_msgtab = {
  41         "LUSERS", 0, 0, 0, MFLG_SLOW,
  42         {mg_unreg, {m_lusers, 0}, {ms_lusers, 0}, mg_ignore, mg_ignore, {ms_lusers, 0}}
  43 };
  44
  45 mapi_clist_av1 lusers_clist[] = { &lusers_msgtab, NULL };
  46 DECLARE_MODULE_AV1(lusers, NULL, NULL, lusers_clist, NULL, NULL, "$Revision: 26 $");
  47
  48 /*
  49  * m_lusers - LUSERS message handler
  50  * parv[0] = sender
  51  * parv[1] = host/server mask.
  52  * parv[2] = server to query
  53  *
  54  * 199970918 JRL hacked to ignore parv[1] completely and require parc > 3
  55  * to cause a force
  56  */
  57 static int
  58 m_lusers(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
  59 {
  60         static time_t last_used = 0;
  61
  62         if (parc > 2)
  63         {
  64                 if((last_used + ConfigFileEntry.pace_wait) > CurrentTime)
  65                 {
  66                         /* safe enough to give this on a local connect only */
  67                         sendto_one(source_p, form_str(RPL_LOAD2HI),
  68                                    me.name, source_p->name, "LUSERS");
  69                         return 0;
  70                 }
  71                 else
  72                         last_used = CurrentTime;
  73
  74                 if(hunt_server(client_p, source_p, ":%s LUSERS %s :%s", 2, parc, parv) !=
  75                            HUNTED_ISME)
  76                         return 0;
  77         }
  78
  79         show_lusers(source_p);
  80
  81         return 0;
  82 }
  83
  84 /*
  85  * ms_lusers - LUSERS message handler for servers and opers
  86  * parv[0] = sender
  87  * parv[1] = host/server mask.
  88  * parv[2] = server to query
  89  *
  90  * 199970918 JRL hacked to ignore parv[1] completely and require parc > 3
  91  * to cause a force
  92  */
  93 static int
  94 ms_lusers(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
  95 {
  96         if(parc > 2)
  97         {
  98                 if(hunt_server(client_p, source_p, ":%s LUSERS %s :%s", 2, parc, parv)
  99                    != HUNTED_ISME)
 100                         return 0;
 101         }
 102
 103         show_lusers(source_p);
 104
 105         return 0;
 106 }