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Diffstat (limited to 'man/hostnamectl.xml')
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diff --git a/man/hostnamectl.xml b/man/hostnamectl.xml new file mode 100644 index 0000000000..c36f522c8e --- /dev/null +++ b/man/hostnamectl.xml @@ -0,0 +1,228 @@ +<?xml version='1.0'?> <!--*-nxml-*--> +<!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.2//EN" + "http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd"> + +<!-- + This file is part of systemd. + + Copyright 2012 Lennart Poettering + + systemd is free software; you can redistribute it and/or modify it + under the terms of the GNU Lesser General Public License as published by + the Free Software Foundation; either version 2.1 of the License, or + (at your option) any later version. + + systemd is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with systemd; If not, see <http://www.gnu.org/licenses/>. +--> + +<refentry id="hostnamectl"> + + <refentryinfo> + <title>hostnamectl</title> + <productname>systemd</productname> + + <authorgroup> + <author> + <contrib>Developer</contrib> + <firstname>Lennart</firstname> + <surname>Poettering</surname> + <email>lennart@poettering.net</email> + </author> + </authorgroup> + </refentryinfo> + + <refmeta> + <refentrytitle>hostnamectl</refentrytitle> + <manvolnum>1</manvolnum> + </refmeta> + + <refnamediv> + <refname>hostnamectl</refname> + <refpurpose>Control the system hostname</refpurpose> + </refnamediv> + + <refsynopsisdiv> + <cmdsynopsis> + <command>hostnamectl <arg choice="opt" rep="repeat">OPTIONS</arg> <arg choice="req">COMMAND</arg></command> + </cmdsynopsis> + </refsynopsisdiv> + + <refsect1> + <title>Description</title> + + <para><command>hostnamectl</command> may be used to + query and change the system hostname and related + settings.</para> + + <para>This tool distinguishes three different host + names: the high-level "pretty" hostname which might + include all kinds of special characters + (e.g. "Lennart's Laptop"), the static hostname which + is used to initialize the kernel hostname at boot + (e.g. "lennarts-laptop"), and the transient hostname + which might be assigned temporarily due to network + configuration and might revert back to the static + hostname if network connectivity is lost and is only + temporarily written to the kernel hostname + (e.g. "dhcp-47-11").</para> + + <para>Note that the pretty hostname has little + restrictions on the characters used, while the static + and transient hostnames are limited to the usually + accepted characters of internet domain names.</para> + + <para>The static host name is stored in + <filename>/etc/hostname</filename>, see + <citerefentry><refentrytitle>hostname</refentrytitle><manvolnum>5</manvolnum></citerefentry> + for more information. The pretty host name and icon + name are stored in + <filename>/etc/machine-info</filename>, see + <citerefentry><refentrytitle>machine-id</refentrytitle><manvolnum>5</manvolnum></citerefentry>.</para> + </refsect1> + + <refsect1> + <title>Options</title> + + <para>The following options are understood:</para> + + <variablelist> + <varlistentry> + <term><option>--help</option></term> + <term><option>-h</option></term> + + <listitem><para>Prints a short help + text and exits.</para></listitem> + </varlistentry> + + <varlistentry> + <term><option>--version</option></term> + + <listitem><para>Prints a short version + string and exits.</para></listitem> + </varlistentry> + + <varlistentry> + <term><option>--no-ask-password</option></term> + + <listitem><para>Don't query the user + for authentication for privileged + operations.</para></listitem> + </varlistentry> + + <varlistentry> + <term><option>-H</option></term> + <term><option>--host</option></term> + + <listitem><para>Execute the operation + remotely. Specify a hostname, or + username and hostname separated by @, + to connect to. This will use SSH to + talk to a remote + system.</para></listitem> + </varlistentry> + + <varlistentry> + <term><option>--static</option></term> + <term><option>--transient</option></term> + <term><option>--pretty</option></term> + + <listitem><para>If + <command>set-hostname</command> is + invoked and one or more of these + options are passed only the selected + hostnames is + updated.</para></listitem> + </varlistentry> + </variablelist> + + <para>The following commands are understood:</para> + + <variablelist> + <varlistentry> + <term><command>status</command></term> + + <listitem><para>Show current system + hostname and related + information.</para></listitem> + </varlistentry> + + <varlistentry> + <term><command>set-hostname [NAME]</command></term> + + <listitem><para>Set the system + hostname. By default this will alter + the pretty, the static, and the + transient hostname alike, however if + one or more of + <option>--static</option>, + <option>--transient</option>, + <option>--pretty</option> are used + only the selected hostnames are + changed. If the pretty hostname is + being set, and static or transient are + being set as well the specified host + name will be simplified in regards to + the character set used before the + latter are updated. This is done by + replacing spaces by "-" and removing + special characters. This ensures that + the pretty and the static hostname + are always closely related while still + following the validity rules of the + specific name. This simplification of + the hostname string is not done if + only the transient and/or static host + names are set, and the pretty host + name is left untouched. Pass the empty + string "" as hostname to reset the + selected hostnames to their default + (usually + "localhost").</para></listitem> + </varlistentry> + + <varlistentry> + <term><command>set-icon-name [NAME]</command></term> + + <listitem><para>Set the system icon + name. The icon name is used by some + graphical applications to visualize + this host. The icon name should follow + the <ulink + url="http://standards.freedesktop.org/icon-naming-spec/icon-naming-spec-latest.html">Icon + Naming Specification</ulink>. Pass an + empty string to this operation to + reset the icon name to the default + value which is determined from the + system form factor and possibly other + parameters.</para></listitem> + </varlistentry> + + </variablelist> + </refsect1> + + <refsect1> + <title>Exit status</title> + + <para>On success 0 is returned, a non-zero failure + code otherwise.</para> + </refsect1> + + <refsect1> + <title>See Also</title> + <para> + <citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry>, + <citerefentry><refentrytitle>hostname</refentrytitle><manvolnum>1</manvolnum></citerefentry>, + <citerefentry><refentrytitle>hostname</refentrytitle><manvolnum>5</manvolnum></citerefentry>, + <citerefentry><refentrytitle>machine-info</refentrytitle><manvolnum>5</manvolnum></citerefentry>, + <citerefentry><refentrytitle>systemctl</refentrytitle><manvolnum>1</manvolnum></citerefentry>, + <citerefentry><refentrytitle>systemd-hostnamed.service</refentrytitle><manvolnum>8</manvolnum></citerefentry> + </para> + </refsect1> + +</refentry> |