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-rw-r--r--modules/pam_lastlog/pam_lastlog.8.xml31
1 files changed, 29 insertions, 2 deletions
diff --git a/modules/pam_lastlog/pam_lastlog.8.xml b/modules/pam_lastlog/pam_lastlog.8.xml
index 77da9dbc..a2f14fc2 100644
--- a/modules/pam_lastlog/pam_lastlog.8.xml
+++ b/modules/pam_lastlog/pam_lastlog.8.xml
@@ -48,6 +48,9 @@
<arg choice="opt">
inactive=&lt;days&gt;
</arg>
+ <arg choice="opt">
+ unlimited
+ </arg>
</cmdsynopsis>
</refsynopsisdiv>
@@ -65,10 +68,18 @@
cases, this module is not necessary.
</para>
<para>
+ The module checks <option>LASTLOG_UID_MAX</option> option in
+ <filename>/etc/login.defs</filename> and does not update or display
+ last login records for users with UID higher than its value.
+ If the option is not present or its value is invalid, no user ID
+ limit is applied.
+ </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.
+ locked out. It is also not performed for users with UID higher
+ than the <option>LASTLOG_UID_MAX</option> value.
</para>
</refsect1>
@@ -94,6 +105,7 @@
<para>
Don't inform the user about any previous login,
just update the <filename>/var/log/lastlog</filename> file.
+ This option does not affect display of bad login attempts.
</para>
</listitem>
</varlistentry>
@@ -187,6 +199,18 @@
</para>
</listitem>
</varlistentry>
+ <varlistentry>
+ <term>
+ <option>unlimited</option>
+ </term>
+ <listitem>
+ <para>
+ If the <emphasis>fsize</emphasis> limit is set, this option can be
+ used to override it, preventing failures on systems with large UID
+ values that lead lastlog to become a huge sparse file.
+ </para>
+ </listitem>
+ </varlistentry>
</variablelist>
</refsect1>
@@ -194,7 +218,7 @@
<title>MODULE TYPES PROVIDED</title>
<para>
The <option>auth</option> and <option>account</option> module type
- allows to lock out users which did not login recently enough.
+ allows one to lock out users who did not login recently enough.
The <option>session</option> module type is provided for displaying
the information about the last login and/or updating the lastlog and
wtmp files.
@@ -292,6 +316,9 @@
<title>SEE ALSO</title>
<para>
<citerefentry>
+ <refentrytitle>limits.conf</refentrytitle><manvolnum>5</manvolnum>
+ </citerefentry>,
+ <citerefentry>
<refentrytitle>pam.conf</refentrytitle><manvolnum>5</manvolnum>
</citerefentry>,
<citerefentry>