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<refentry xmlns="http://docbook.org/ns/docbook" version="5.0" xml:id="wtmpdb">
<refmeta>
<refentrytitle>wtmpdb</refentrytitle>
<manvolnum>8</manvolnum>
<refmiscinfo class="source">wtmpdb %version%</refmiscinfo>
<refmiscinfo class="manual">wtmpdb</refmiscinfo>
</refmeta>
<refnamediv>
<refname>wtmpdb</refname>
<refpurpose>display login, logout and reboot information</refpurpose>
</refnamediv>
<refsynopsisdiv>
<cmdsynopsis sepchar=" ">
<command>wtmpdb</command>
<arg choice="plain">COMMAND</arg>
<arg choice="opt" rep="repeat">
option
</arg>
</cmdsynopsis>
</refsynopsisdiv>
<refsect1>
<title>DESCRIPTION</title>
<para>
<command>wtmpdb</command> displays the content of the wtmp
login and boot times database and provides sub-commands for
system scripts to create boot and shutdown entries and otherwise
manipulate the wtmp database.
</para>
<para>
This command is year 2038-safe and uses sqlite3 to store
the information.
</para>
</refsect1>
<refsect1>
<title>COMMANDS</title>
<para>The following commands are understood:</para>
<variablelist>
<varlistentry>
<term><command>last</command>
<optional><replaceable>option</replaceable>…</optional>
<optional><replaceable>username</replaceable>…</optional>
<optional><replaceable>tty</replaceable>…</optional></term>
<listitem>
<para>
<command>wtmpdb last</command> goes through the
<filename>/var/log/wtmp.db</filename> database (or the
database designated by the <command>-f</command> option) and
displays a list of of all users logged in and logged out. The
output can be restricted to different patterns via various
options. If one or more usernames and/or ttys are given
<command>wtmpdb last</command> will only show the entries matching
those arguments.
</para>
<para>
The login and logout times of the special user
<command>reboot</command> are the boot and shutdown times of the
system.
</para>
<variablelist>
<varlistentry>
<term>
<option>-a, --hostlast</option>
</term>
<listitem>
<para>
Display hostnames in the last column.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term>
<option>-d, --dns</option>
</term>
<listitem>
<para>
Translate IP addresses into a hostname.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term>
<option>-f, --file</option> <replaceable>FILE</replaceable>
</term>
<listitem>
<para>
Use <replaceable>FILE</replaceable> as wtmpdb database.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term>
<option>-F, --fulltimes</option>
</term>
<listitem>
<para>
Display full times and dates.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term>
<option>-i, --ip</option>
</term>
<listitem>
<para>
Translate hostnames to IP addresses.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term>
<option>-n, --limit</option> <replaceable>N</replaceable>
</term>
<term>
<option>-</option><replaceable>N</replaceable>
</term>
<listitem>
<para>
Display only the first <replaceable>N</replaceable> entries.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term>
<option>-p, --present</option> <replaceable>TIME</replaceable>
</term>
<listitem>
<para>
Display who was present at <replaceable>TIME</replaceable>.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term>
<option>-R, --nohostname</option>
</term>
<listitem>
<para>
Don't display any hostname or IP address.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term>
<option>-S, --service</option>
</term>
<listitem>
<para>
Display PAM service used to login.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term>
<option>-s, --since</option> <replaceable>TIME</replaceable>
</term>
<listitem>
<para>
Print only records more recent than
<replaceable>TIME</replaceable>.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term>
<option>-t, --until</option> <replaceable>TIME</replaceable>
</term>
<listitem>
<para>
Print only records until <replaceable>TIME</replaceable>.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term>
<option>-w, --fullnames</option>
</term>
<listitem>
<para>
Display full IP addresses and user and domain names.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term>
<option>-x, --system</option>
</term>
<listitem>
<para>
Display system shutdown entries.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term>
<option>--time-format</option>
<replaceable>FORMAT</replaceable>
</term>
<listitem>
<para>
Display timestamps in the specified
<replaceable>FORMAT</replaceable>. The format can be
<replaceable>notime</replaceable>,
<replaceable>short</replaceable>,
<replaceable>full</replaceable>, or
<replaceable>iso</replaceable>.
<replaceable>notime</replaceable> will not display times at
all, <replaceable>short</replaceable> is the default option,
<replaceable>full</replaceable> will display the full times
and dates, and <replaceable>iso</replaceable> will display
times in ISO-8601 format.
</para>
</listitem>
</varlistentry>
</variablelist>
<para>
<replaceable>TIME</replaceable> must be in the format
<option>"YYYYMMDDHHMMSS"</option>,
<option>"YYYY-MM-DD HH:MM:SS"</option>,
<option>"YYYY-MM-DD HH:MM"</option>,
<option>"YYYY-MM-DD"</option>,
<option>"HH:MM:SS"</option>,
<option>"HH:MM"</option>,
<option>"now"</option>,
<option>"today"</option>,
<option>"yesterday"</option> or
<option>"tomorrow"</option> (time will be set to 00:00:00
if not specified; the date to today's).
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><command>boot</command>
<optional><replaceable>option</replaceable>…</optional></term>
<listitem>
<para>
<command>wtmpdb boot</command> writes system boot times
to the <filename>/var/log/wtmp.db</filename> database.
</para>
<title>boot options</title>
<varlistentry>
<term>
<option>-f, --file</option> <replaceable>FILE</replaceable>
</term>
<listitem>
<para>
Use <replaceable>FILE</replaceable> as wtmpdb database.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term>
<option>-q, --quiet</option>
</term>
<listitem>
<para>
Don't print informative messages.
</para>
</listitem>
</varlistentry>
</listitem>
</varlistentry>
<varlistentry>
<term><command>shutdown</command>
<optional><replaceable>option</replaceable>…</optional></term>
<listitem>
<para>
<command>wtmpdb shutdown</command> writes system shutdown
requests to the <filename>/var/log/wtmp.db</filename>
database.
</para>
<title>shutdown options</title>
<varlistentry>
<term>
<option>-f, --file</option> <replaceable>FILE</replaceable>
</term>
<listitem>
<para>
Use <replaceable>FILE</replaceable> as wtmpdb database.
</para>
</listitem>
</varlistentry>
</listitem>
</varlistentry>
<varlistentry>
<term><command>rotate</command>
<optional><replaceable>option</replaceable>…</optional></term>
<listitem>
<para>
<command>wtmpdb rotate</command> exports old log entries
to the <filename>/var/log/wtmp_yyyymmmdd.db</filename>
database and removes these entries from the original one.
</para>
<title>rotate options</title>
<varlistentry>
<term>
<option>-f, --file</option> <replaceable>FILE</replaceable>
</term>
<listitem>
<para>
Use <replaceable>FILE</replaceable> as wtmpdb database.
The exported DB file will be on the same location.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term>
<option>-d, --days</option> <replaceable>DAYS</replaceable>
</term>
<listitem>
<para>
Entries will be exported which are older than
<replaceable>DAYS</replaceable> days. Default is 60 days.
</para>
</listitem>
</varlistentry>
</listitem>
</varlistentry>
<varlistentry>
<term><command>import</command>
<optional><replaceable>option</replaceable>…</optional>
<replaceable>file</replaceable>…
</term>
<listitem>
<para>
<command>wtmpdb import</command> imports legacy wtmp log
files to the <filename>/var/log/wtmp.db</filename>
database.
</para>
<title>import options</title>
<varlistentry>
<term>
<option>-f, --file</option> <replaceable>FILE</replaceable>
</term>
<listitem>
<para>
Use <replaceable>FILE</replaceable> as wtmpdb database.
</para>
</listitem>
</varlistentry>
</listitem>
</varlistentry>
<varlistentry>
<term>global options</term>
<title>global options</title>
<varlistentry>
<term>
<option>-h, --help</option>
</term>
<listitem>
<para>
Display help message and exit.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term>
<option>-v, --version</option>
</term>
<listitem>
<para>
Print version number and exit.
</para>
</listitem>
</varlistentry>
</varlistentry>
</variablelist>
</refsect1>
<refsect1>
<title>FILES</title>
<variablelist>
<varlistentry>
<term>/var/log/wtmp.db</term>
<listitem>
<para>Wtmpdb logging database file</para>
</listitem>
</varlistentry>
<varlistentry>
<term>/var/lib/wtmpdb/wtmp.db</term>
<listitem>
<para>
Symbolic link from the upstream location to the above
database file
</para>
</listitem>
</varlistentry>
</variablelist>
</refsect1>
<refsect1>
<title>SEE ALSO</title>
<para>
<citerefentry>
<refentrytitle>pam_wtmpdb</refentrytitle><manvolnum>8</manvolnum>
</citerefentry>,
</para>
</refsect1>
<refsect1>
<title>AUTHOR</title>
<para>
wtmpdb was written by Thorsten Kukuk <kukuk@suse.com>.
</para>
</refsect1>
</refentry>
|
