void
update_db(int quietlog, int rootlogin, int fflag)
{
struct sockaddr_storage ass;
char assbuf[1024];
socklen_t alen;
const char *hname;
int remote;
hname = (hostname == NULL) ? "?" : hostname;
if (getpeername(STDIN_FILENO, (struct sockaddr *)&ass, &alen) != -1) {
(void)sockaddr_snprintf(assbuf,
sizeof(assbuf), "%A (%a)", (void *)&ass);
if (have_ss) {
char ssbuf[1024];
(void)sockaddr_snprintf(ssbuf,
sizeof(ssbuf), "%A(%a)", (void *)&ss);
if (memcmp(&ass, &ss, alen) != 0)
syslog(LOG_NOTICE,
"login %s on tty %s address mismatch "
"passed %s != actual %s", username, tty,
ssbuf, assbuf);
} else
ss = ass;
remote = 1;
} else if (have_ss) {
(void)sockaddr_snprintf(assbuf,
sizeof(assbuf), "%A(%a)", (void *)&ss);
remote = 1;
} else if (hostname) {
(void)snprintf(assbuf, sizeof(assbuf), "? ?");
remote = 1;
} else
remote = 0;
/* If fflag is on, assume caller/authenticator has logged root login. */
if (rootlogin && fflag == 0) {
if (remote)
syslog(LOG_NOTICE, "ROOT LOGIN (%s) on tty %s from %s /"
" %s", username, tty, hname, assbuf);
else
syslog(LOG_NOTICE, "ROOT LOGIN (%s) on tty %s",
username, tty);
} else if (nested != NULL) {
if (remote)
syslog(LOG_NOTICE, "%s to %s on tty %s from %s / "
"%s", nested, pwd->pw_name, tty, hname, assbuf);
else
syslog(LOG_NOTICE, "%s to %s on tty %s", nested,
pwd->pw_name, tty);
} else {
if (remote)
syslog(LOG_NOTICE, "%s on tty %s from %s / %s",
pwd->pw_name, tty, hname, assbuf);
else
syslog(LOG_NOTICE, "%s on tty %s",
pwd->pw_name, tty);
}
(void)gettimeofday(&now, NULL);
#ifdef SUPPORT_UTMPX
doutmpx();
dolastlogx(quietlog);
quietlog = 1;
#endif
#ifdef SUPPORT_UTMP
doutmp();
dolastlog(quietlog);
#endif
}
int
main(int argc, char *argv[])
{
const char *logfile =
#if defined(SUPPORT_UTMPX)
_PATH_LASTLOGX;
#elif defined(SUPPORT_UTMP)
_PATH_LASTLOG;
#else
#error "either SUPPORT_UTMP or SUPPORT_UTMPX must be defined"
#endif
int ch;
size_t len;
while ((ch = getopt(argc, argv, "f:H:L:nN:rt")) != -1) {
switch (ch) {
case 'H':
hostlen = atoi(optarg);
break;
case 'f':
logfile = optarg;
break;
case 'L':
linelen = atoi(optarg);
break;
case 'n':
numeric++;
break;
case 'N':
namelen = atoi(optarg);
break;
case 'r':
sortlog |= SORT_REVERSE;
break;
case 't':
sortlog |= SORT_TIME;
break;
default:
usage();
}
}
argc -= optind;
argv += optind;
len = strlen(logfile);
setpassent(1); /* Keep passwd file pointers open */
#if defined(SUPPORT_UTMPX)
if (len > 0 && logfile[len - 1] == 'x')
dolastlogx(logfile, argc, argv);
else
#endif
#if defined(SUPPORT_UTMP)
dolastlog(logfile, argc, argv);
#endif
setpassent(0); /* Close passwd file pointers */
if (outstack && DOSORT(sortlog))
sortoutput(outstack);
return 0;
}
