chanserv/authcmds/login.c

   1 /* Automatically generated by refactor.pl.
   2  *
   3  *
   4  * CMDNAME: login
   5  * CMDLEVEL: QCMD_SECURE | QCMD_NOTAUTHED
   6  * CMDARGS: 2
   7  * CMDDESC: Authenticates you on the bot.
   8  * CMDFUNC: csa_doauth
   9  * CMDPROTO: int csa_doauth(void *source, int cargc, char **cargv);
  10  */
  11
  12 #include "../chanserv.h"
  13 #include "../authlib.h"
  14 #include "../../lib/irc_string.h"
  15 #include <stdio.h>
  16 #include <string.h>
  17
  18 int csa_auth(void *source, int cargc, char **cargv, CRAlgorithm alg) {
  19   reguser *rup;
  20   activeuser *aup;
  21   nick *sender=source;
  22   char userhost[USERLEN+HOSTLEN+2];
  23   int challenge=0;
  24   char *authtype = "AUTH";
  25   authname *anp;
  26
  27   if (alg) {
  28     challenge=1;
  29     authtype = "CHALLENGEAUTH";
  30   } else if (cargc<2) {
  31     chanservstdmessage(sender, QM_NOTENOUGHPARAMS, "auth");
  32     return CMD_ERROR;
  33   }
  34
  35   if (!(aup = getactiveuserfromnick(sender)))
  36     return CMD_ERROR;
  37
  38   aup->authattempts++;
  39   if (aup->authattempts > MAXAUTHATTEMPT) {
  40     if ((aup->authattempts % 100) == 0)
  41       chanservwallmessage("Warning: User %s!%s@%s attempted to auth %d times. Last attempt: %s %s %s",
  42         sender->nick, sender->ident, sender->host->name->content, authtype, cargv[0], cargv[1]);
  43     chanservstdmessage(sender, QM_AUTHFAIL);
  44     cs_log(sender,"%s FAIL too many auth attempts (last attempt: %s %s %s)", authtype, authtype, cargv[0], cargv[1]);
  45     return CMD_ERROR;
  46   }
  47
  48   if (!(rup=findreguserbynick(cargv[0]))) {
  49     chanservstdmessage(sender, QM_AUTHFAIL);
  50     cs_log(sender,"%s FAIL bad username %s",authtype,cargv[0]);
  51     return CMD_ERROR;
  52   }
  53
  54   if (!challenge) {
  55     if (!checkpassword(rup, cargv[1])) {
  56       chanservstdmessage(sender, QM_AUTHFAIL);
  57       cs_log(sender,"%s FAIL username %s bad password %s",authtype,rup->username,cargv[1]);
  58       return CMD_ERROR;
  59     }
  60   } else {
  61     if (!checkresponse(rup, aup->entropy, cargv[1], alg)) {
  62       chanservstdmessage(sender, QM_AUTHFAIL);
  63       cs_log(sender,"%s FAIL username %s bad response",authtype,rup->username);
  64       return CMD_ERROR;
  65     }
  66   }
  67
  68   rup->lastauth=time(NULL);
  69   sprintf(userhost,"%s@%s",sender->ident,sender->host->name->content);
  70   if (rup->lastuserhost)
  71     freesstring(rup->lastuserhost);
  72   rup->lastuserhost=getsstring(userhost,USERLEN+HOSTLEN+1);
  73
  74   if (UHasSuspension(rup) && rup->suspendexp && (time(0) >= rup->suspendexp)) {
  75     /* suspension has expired, remove it */
  76     rup->flags&=(~(QUFLAG_SUSPENDED|QUFLAG_GLINE|QUFLAG_DELAYEDGLINE));
  77     rup->suspendby=0;
  78     rup->suspendexp=0;
  79     freesstring(rup->suspendreason);
  80     rup->suspendreason=0;
  81   }
  82
  83   if (UIsNeedAuth(rup))
  84     rup->flags&=~(QUFLAG_NEEDAUTH);
  85   csdb_updateuser(rup);
  86
  87   if (UIsDelayedGline(rup)) {
  88     /* delayed-gline - schedule the user's squelching */
  89     deleteschedule(NULL, &chanservdgline, (void*)rup); /* icky, but necessary unless we stick more stuff in reguser structure */
  90     scheduleoneshot(time(NULL)+rand()%900, &chanservdgline, (void*)rup);
  91   } else if (UIsGline(rup)) {
  92     /* instant-gline - lets be lazy and set a schedule expiring now :) */
  93     deleteschedule(NULL, &chanservdgline, (void*)rup); /* icky, but necessary unless we stick more stuff in reguser structure */
  94     scheduleoneshot(time(NULL), &chanservdgline, (void*)rup);
  95   } else if (UIsSuspended(rup)) {
  96     /* plain suspend */
  97     chanservstdmessage(sender, QM_AUTHSUSPENDED);
  98     if(rup->suspendreason)
  99       chanservstdmessage(sender, QM_REASON, rup->suspendreason->content);
 100     if (rup->suspendexp) {
 101       struct tm* tmp;
 102       char buf[200];
 103
 104       tmp=gmtime(&(rup->suspendexp));
 105       strftime(buf, 15, "%d/%m/%y %H:%M", tmp);
 106       chanservstdmessage(sender, QM_EXPIRES, buf);
 107     }
 108     return CMD_ERROR;
 109   }
 110
 111   if (!UHasHelperPriv(rup) && !UIsNoAuthLimit(rup)) {
 112     anp=findauthname(rup->ID);
 113     if (!anp || (anp->usercount >= MAXAUTHCOUNT)) {
 114       chanservstdmessage(sender, QM_TOOMANYAUTHS);
 115       return CMD_ERROR;
 116     }
 117   }
 118
 119   chanservstdmessage(sender, QM_AUTHOK, rup->username);
 120
 121   cs_log(sender,"%s OK username %s", authtype,rup->username);
 122   localusersetaccountwithuserid(sender, rup->username, rup->ID);;
 123
 124   return CMD_OK;
 125 }
 126
 127 int csa_doauth(void *source, int cargc, char **cargv) {
 128   return csa_auth(source, cargc, cargv, NULL);
 129 }