void
utmpx_write_boottime(void)
{
time_t tstamp;
struct stat stbuf;
/*
* The DOWN_TIME record tracks when the OS became unavailable
* during the previous boot. We stat(2) WTMPX and check its
* attributes to determine when (and how) the OS became
* unavailable. If the file is empty, skip writing a DOWN_TIME
* record. Otherwise, check the access and modify times and
* use whichever is latest as the time that the OS became
* unavailable. If st_atime is latest, the instance crashed or
* the machine lost power. If st_mtime is latest, the shutdown
* was controlled.
*/
if (stat(WTMPX_FILE, &stbuf) == 0 && stbuf.st_size != 0) {
tstamp = (stbuf.st_atime >= stbuf.st_mtime) ?
stbuf.st_atime : stbuf.st_mtime;
utmpx_write_entry(DOWN_TIME, DOWN_MSG, tstamp);
}
/*
* The boot time (or start time, for a non-global zone) is retrieved in
* log_init().
*/
tstamp = st->st_start_time.tv_sec;
utmpx_write_entry(BOOT_TIME, BOOT_MSG, tstamp);
}
/**
** login_write: Call low-level recording functions based on autoconf
** results
**/
int
login_write (struct logininfo *li)
{
#ifndef HAVE_CYGWIN
if ((int)geteuid() != 0) {
logit("Attempt to write login records by non-root user (aborting)");
return 1;
}
#endif
/* set the timestamp */
login_set_current_time(li);
#ifdef USE_LOGIN
syslogin_write_entry(li);
#endif
#ifdef USE_LASTLOG
if (li->type == LTYPE_LOGIN) {
lastlog_write_entry(li);
}
#endif
#ifdef USE_UTMP
utmp_write_entry(li);
#endif
#ifdef USE_WTMP
wtmp_write_entry(li);
#endif
#ifdef USE_UTMPX
utmpx_write_entry(li);
#endif
#ifdef USE_WTMPX
wtmpx_write_entry(li);
#endif
return 0;
}
/**
** login_write: Call low-level recording functions based on autoconf
** results
**/
int
login_write (struct logininfo *li)
{
#if !defined(HAVE_CYGWIN) && !defined(DONT_WARN_ON_NONROOT)
if ((int)geteuid() != 0) {
dropbear_log(LOG_WARNING,
"Attempt to write login records by non-root user (aborting)");
return 1;
}
#endif
/* set the timestamp */
login_set_current_time(li);
#ifdef USE_LOGIN
syslogin_write_entry(li);
#endif
#ifdef USE_LASTLOG
if (li->type == LTYPE_LOGIN) {
lastlog_write_entry(li);
}
#endif
#ifdef USE_UTMP
utmp_write_entry(li);
#endif
#ifdef USE_WTMP
wtmp_write_entry(li);
#endif
#ifdef USE_UTMPX
utmpx_write_entry(li);
#endif
#ifdef USE_WTMPX
wtmpx_write_entry(li);
#endif
return 0;
}
/**
** login_write: Call low-level recording functions based on autoconf
** results
**/
int
login_write (struct logininfo *li)
{
#ifndef HAVE_CYGWIN
if ((int)geteuid() != 0) {
return 1;
}
#endif
/* set the timestamp */
login_set_current_time(li);
#ifdef USE_LOGIN
syslogin_write_entry(li);
#endif
#ifdef USE_LASTLOG
if (li->type == LTYPE_LOGIN) {
lastlog_write_entry(li);
}
#endif
#ifdef USE_UTMP
utmp_write_entry(li);
#endif
#ifdef USE_WTMP
wtmp_write_entry(li);
#endif
#ifdef USE_UTMPX
utmpx_write_entry(li);
#endif
#ifdef USE_WTMPX
wtmpx_write_entry(li);
#endif
return 0;
}
/**
** login_write: Call low-level recording functions based on autoconf
** results
**/
int
login_write(struct logininfo *li)
{
#if !defined(HAVE_CYGWIN) && !defined(_UWIN)
if (geteuid() != 0) {
logit("Attempt to write login records by non-root user (aborting)");
return (1);
}
#endif
/* set the timestamp */
login_set_current_time(li);
#ifdef USE_LOGIN
syslogin_write_entry(li);
#endif
#ifdef USE_LASTLOG
if (li->type == LTYPE_LOGIN)
lastlog_write_entry(li);
#endif
#ifdef USE_UTMP
utmp_write_entry(li);
#endif
#ifdef USE_WTMP
wtmp_write_entry(li);
#endif
#ifdef USE_UTMPX
utmpx_write_entry(li);
#endif
#ifdef USE_WTMPX
wtmpx_write_entry(li);
#endif
#ifdef CUSTOM_SYS_AUTH_RECORD_LOGIN
if (li->type == LTYPE_LOGIN &&
!sys_auth_record_login(li->username,li->hostname,li->line,
&loginmsg))
logit("Writing login record failed for %s", li->username);
#endif
#ifdef SSH_AUDIT_EVENTS
if (li->type == LTYPE_LOGIN)
audit_session_open(li->line);
else if (li->type == LTYPE_LOGOUT)
audit_session_close(li->line);
#endif
return (0);
}
int
login_utmp_only(struct logininfo *li)
{
li->type = LTYPE_LOGIN;
login_set_current_time(li);
# ifdef USE_UTMP
utmp_write_entry(li);
# endif
# ifdef USE_WTMP
wtmp_write_entry(li);
# endif
# ifdef USE_UTMPX
utmpx_write_entry(li);
# endif
# ifdef USE_WTMPX
wtmpx_write_entry(li);
# endif
return 0;
}