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