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Add a no_fail option.

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Sponsored by:	DARPA, NAI Labs
This commit is contained in:
Dag-Erling Smørgrav 2002-05-08 00:31:45 +00:00
parent 2256d3698a
commit 89136eab16
2 changed files with 20 additions and 6 deletions
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13
lib/libpam/modules/pam_lastlog/pam_lastlog.8
View File

@ -74,6 +74,19 @@ databases.
The
.Fn pam_sm_close_session
function does nothing.
.Pp
The following options may be passed to the authentication module:
.Bl -tag -width ".Cm no_warn"
.It Cm debug
.Xr syslog 3
debugging information at
.Dv LOG_DEBUG
level.
.It Cm no_warn
suppress warning messages to the user.
.It Cm no_fail
Ignore I/O failures.
.El
.Sh SEE ALSO
.Xr last 1 ,
.Xr lastlogin 1 ,

13
lib/libpam/modules/pam_lastlog/pam_lastlog.c
View File

@ -97,10 +97,8 @@ pam_sm_open_session(pam_handle_t *pamh, int flags,
return (PAM_SERVICE_ERR);
fd = open(_PATH_LASTLOG, O_RDWR|O_CREAT, 0644);
if (fd == -1) {
syslog(LOG_ERR, "cannot open %s: %m", _PATH_LASTLOG);
return (PAM_SERVICE_ERR);
}
if (fd == -1)
goto file_err;
/*
* Record session in lastlog(5).
@ -149,11 +147,14 @@ pam_sm_open_session(pam_handle_t *pamh, int flags,
(void)strncpy(utmp.ut_line, tty, sizeof(utmp.ut_line));
login(&utmp);
return (PAM_IGNORE);
return (PAM_SUCCESS);
file_err:
syslog(LOG_ERR, "%s: %m", _PATH_LASTLOG);
close(fd);
if (fd != -1)
close(fd);
if (openpam_get_option(pamh, "no_fail"))
return (PAM_SUCCESS);
return (PAM_SERVICE_ERR);
}