trusts/trusts_policy.c

   1 #include "../core/hooks.h"
   2 #include "../control/control.h"
   3 #include "trusts.h"
   4
   5 static int countext;
   6
   7 static void policycheck(int hooknum, void *arg) {
   8   void **args = arg;
   9   nick *np = args[0];
  10   long moving = (long)args[1];
  11   trusthost *th = gettrusthost(np);
  12   trustgroup *tg = th->group;
  13
  14   if(moving)
  15     return;
  16
  17   /*
  18    * the purpose of this logic is to avoid spam like this:
  19    * WARNING: tgX exceeded limit: 11 connected vs 10 max
  20    * (goes back down to 10)
  21    * WARNING: tgX exceeded limit: 11 connected vs 10 max
  22    */
  23
  24   if(hooknum == HOOK_TRUSTS_NEWNICK) {
  25     if(tg->count > tg->maxusage) {
  26       if(tg->count > (long)tg->exts[countext]) {
  27         tg->exts[countext] = (void *)(long)tg->count;
  28
  29         controlwall(NO_OPER, NL_TRUSTS, "Hard limit exceeded: '%s', %d connected, %d max.", tg->name->content, tg->count, tg->maxusage);
  30       }
  31     }
  32   } else {
  33     if(tg->count < tg->maxusage)
  34       tg->exts[countext] = (void *)(long)tg->count;
  35   }
  36 }
  37
  38 void _init(void) {
  39   countext = registertgext("count");
  40   if(countext == -1)
  41     return;
  42
  43   registerhook(HOOK_TRUSTS_NEWNICK, policycheck);
  44   registerhook(HOOK_TRUSTS_LOSTNICK, policycheck);
  45 }
  46
  47 void _fini(void) {
  48   if(countext == -1)
  49     return;
  50
  51   releasetgext(countext);
  52
  53   deregisterhook(HOOK_TRUSTS_NEWNICK, policycheck);
  54   deregisterhook(HOOK_TRUSTS_LOSTNICK, policycheck);
  55 }