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| author | Tomas Mraz <tmraz@fedoraproject.org> | 2012-04-30 14:46:48 +0200 |
|---|---|---|
| committer | Tomas Mraz <tmraz@fedoraproject.org> | 2012-04-30 14:46:48 +0200 |
| commit | cf9c75be753a3c12fdecb9f4696b8ad1b28dd799 (patch) | |
| tree | 778114c398d5a3812d16eecf7fce27af491985d4 /modules/pam_lastlog | |
| parent | 791dec4305054de2a5f994a9a4e475079b7b7a9c (diff) | |
| download | pam-cf9c75be753a3c12fdecb9f4696b8ad1b28dd799.tar.gz pam-cf9c75be753a3c12fdecb9f4696b8ad1b28dd799.tar.bz2 pam-cf9c75be753a3c12fdecb9f4696b8ad1b28dd799.zip | |
pam_lastlog: Never lock out the root account.
modules/pam_lastlog/pam_lastlog.c (pam_sm_authenticate): Return PAM_SUCCESS if
uid==0.
modules/pam_lastlog/pam_lastlog.8.xml: Improve documentation.
Diffstat (limited to 'modules/pam_lastlog')
| -rw-r--r-- | modules/pam_lastlog/pam_lastlog.8.xml | 8 | ||||
| -rw-r--r-- | modules/pam_lastlog/pam_lastlog.c | 2 |
2 files changed, 9 insertions, 1 deletions
diff --git a/modules/pam_lastlog/pam_lastlog.8.xml b/modules/pam_lastlog/pam_lastlog.8.xml index ecac2664..77da9dbc 100644 --- a/modules/pam_lastlog/pam_lastlog.8.xml +++ b/modules/pam_lastlog/pam_lastlog.8.xml @@ -12,7 +12,7 @@ <refnamediv id="pam_lastlog-name"> <refname>pam_lastlog</refname> - <refpurpose>PAM module to display date of last login</refpurpose> + <refpurpose>PAM module to display date of last login and perform inactive account lock out</refpurpose> </refnamediv> <refsynopsisdiv> @@ -64,6 +64,12 @@ Some applications may perform this function themselves. In such cases, this module is not necessary. </para> + <para> + If the module is called in the auth or account phase, the accounts that + were not used recently enough will be disallowed to log in. The + check is not performed for the root account so the root is never + locked out. + </para> </refsect1> <refsect1 id="pam_lastlog-options"> diff --git a/modules/pam_lastlog/pam_lastlog.c b/modules/pam_lastlog/pam_lastlog.c index 4111b182..50e5a59c 100644 --- a/modules/pam_lastlog/pam_lastlog.c +++ b/modules/pam_lastlog/pam_lastlog.c @@ -598,6 +598,8 @@ pam_sm_authenticate(pam_handle_t *pamh, int flags, uid = pwd->pw_uid; pwd = NULL; /* tidy up */ + if (uid == 0) + return PAM_SUCCESS; /* obtain the last login date and all the relevant info */ last_fd = last_login_open(pamh, ctrl, uid); |