char tbuf[256] = "";
int suffix_pos = 0;
int rbl;
+ int rc;
int num_rbl;
char rbl_domains[SIZ];
char txt_answer[1024];
+ struct timeval tx_start;
+ struct timeval tx_finish;
+ rc = 0;
strcpy(message_to_spammer, "ok");
+ gettimeofday(&tx_start, NULL); /* start a stopwatch for performance timing */
if ((strchr(CC->cs_addr, '.')) && (!strchr(CC->cs_addr, ':'))) {
int a1, a2, a3, a4;
/* tedious code to expand and reverse an IPv6 address */
safestrncpy(tbuf, CC->cs_addr, sizeof tbuf);
num_colons = haschar(tbuf, ':');
- if ((num_colons < 2) || (num_colons > 7)) return(0); /* badly formed address */
+ if ((num_colons < 2) || (num_colons > 7))
+ goto finish_rbl; /* badly formed address */
/* expand the "::" shorthand */
while (num_colons < 7) {
ptr = strstr(tbuf, "::");
- if (!ptr) return(0); /* badly formed address */
+ if (!ptr)
+ goto finish_rbl; /* badly formed address */
+
++ptr;
strcpy(workbuf, ptr);
strcpy(ptr, ":");
memcpy(&tbuf[ (i*4) + (4-strlen(tokbuf)) ], tokbuf, strlen(tokbuf) );
}
- if (strlen(tbuf) != 32) return(0);
+ if (strlen(tbuf) != 32)
+ goto finish_rbl;
/* now reverse it and add dots */
strcpy(workbuf, tbuf);
suffix_pos = 64;
}
else {
- return(0); /* unknown address format */
+ goto finish_rbl; /* unknown address format */
}
/* See if we have any RBL domains configured */
num_rbl = get_hosts(rbl_domains, "rbl");
- if (num_rbl < 1) return(0);
+ if (num_rbl < 1)
+ {
+ goto finish_rbl;
+ }
/* Try all configured RBL's */
for (rbl=0; rbl<num_rbl; ++rbl) {
if (rblcheck_backend(tbuf, txt_answer, sizeof txt_answer)) {
strcpy(message_to_spammer, txt_answer);
syslog(LOG_INFO, "RBL: %s\n", txt_answer);
- return(1);
+ rc = 1;
}
}
+finish_rbl:
+ /* How long did this transaction take? */
+ gettimeofday(&tx_finish, NULL);
- return(0);
+ syslog(LOG_WARNING, "RBL [%ld.%06ld] %s",
+ ((tx_finish.tv_sec*1000000 + tx_finish.tv_usec) - (tx_start.tv_sec*1000000 + tx_start.tv_usec)) / 1000000,
+ ((tx_finish.tv_sec*1000000 + tx_finish.tv_usec) - (tx_start.tv_sec*1000000 + tx_start.tv_usec)) % 1000000,
+ (rc)?"Found":"none Found");
+
+ return rc;
}