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* man/pwck.8.xml: The shadow file is optional.

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* man/pwck.8.xml: Updated description of the checks. Added
	description of the shadow checks.
	* man/pwck.8.xml: Updated description of the checks.
This commit is contained in:
nekral-guest
2009-06-20 13:02:33 +00:00
parent 885692e3c5
commit 7e96d749e4
3 changed files with 71 additions and 14 deletions
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41
man/pwck.8.xml
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@@ -1,7 +1,7 @@
<?xml version="1.0" encoding="UTF-8"?>
<!--
Copyright (c) 1992 , Julianne Frances Haugh
Copyright (c) 2007 - 2008, Nicolas François
Copyright (c) 2007 - 2009, Nicolas François
All rights reserved.
Redistribution and use in source and binary forms, with or without
@@ -70,9 +70,11 @@
<arg choice='plain'>
<replaceable>passwd</replaceable>
</arg>
<arg choice='opt'>
<arg choice='plain'>
<replaceable>shadow</replaceable>
</arg>
</arg>
</arg>
</cmdsynopsis>
</refsynopsisdiv>
@@ -81,10 +83,10 @@
<title>DESCRIPTION</title>
<para>
The <command>pwck</command> command verifies the integrity of the
system authentication information. All entries in the
users and authentication information. It checks that all entries in
<filename>/etc/passwd</filename> and <filename>/etc/shadow</filename>
are checked to see that the entry has the proper format and valid data
in each field. The user is prompted to delete entries that are
have the proper format and contain valid data.
The user is prompted to delete entries that are
improperly formatted or which have other uncorrectable errors.
</para>
@@ -94,7 +96,7 @@
<para>the correct number of fields</para>
</listitem>
<listitem>
<para>a unique user name</para>
<para>a unique and valid user name</para>
</listitem>
<listitem>
<para>a valid user and group identifier</para>
@@ -110,6 +112,35 @@
</listitem>
</itemizedlist>
<para>
<filename>shadow</filename> checks are enabled when a second file
parameter is specified or when <filename>/etc/shadow</filename>
exists on the system.
</para>
<para>
These checks are the following:
</para>
<itemizedlist mark='bullet'>
<listitem>
<para>
every passwd entry has a matching shadow entry, and every shadow
entry has a matching passwd entry
</para>
</listitem>
<listitem>
<para>passwords are specified in the shadowed file</para>
</listitem>
<listitem>
<para>shadow entries have the correct number of fields</para>
</listitem>
<listitem>
<para>shadow entries are unique in shadow</para>
</listitem>
<listitem>
<para>the last password changes are not in the future</para>
</listitem>
</itemizedlist>
<para>
The checks for correct number of fields and unique user name are
fatal. If the entry has the wrong number of fields, the user will be