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diff --git a/man/systemd-detect-virt.xml b/man/systemd-detect-virt.xml new file mode 100644 index 0000000000..75cc714f52 --- /dev/null +++ b/man/systemd-detect-virt.xml @@ -0,0 +1,151 @@ +<?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 2010 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="systemd-detect-virt"> + + <refentryinfo> + <title>systemd-detect-virt</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>systemd-detect-virt</refentrytitle> + <manvolnum>1</manvolnum> + </refmeta> + + <refnamediv> + <refname>systemd-detect-virt</refname> + <refpurpose>Detect execution in a virtualized environment</refpurpose> + </refnamediv> + + <refsynopsisdiv> + <cmdsynopsis> + <command>systemd-detect-virt <arg choice="opt" rep="repeat">OPTIONS</arg></command> + </cmdsynopsis> + </refsynopsisdiv> + + <refsect1> + <title>Description</title> + + <para><command>systemd-detect-virt</command> detects + execution in a virtualized environment. It identifies + the virtualization technology and can distuingish full + VM virtualization from container + virtualization.</para> + + <para>When executed without <option>--quiet</option> + will print a short identifier for the detected + virtualization technology. The following technologies + are currently identified: <varname>qemu</varname>, + <varname>kvm</varname>, <varname>vmware</varname>, + <varname>microsoft</varname>, + <varname>oracle</varname>, <varname>xen</varname>, + <varname>bochs</varname>, <varname>chroot</varname>, + <varname>openvz</varname>, <varname>lxc</varname>, + <varname>lxc-libvirt</varname>, + <varname>systemd-nspawn</varname>.</para> + + <para>If multiple virtualization solutions are used + only the "innermost" is detected and identified. That + means if both VM virtualization and container + virtualization are used in conjunction only the latter + will be identified (unless <option>--vm</option> is + passed).</para> + </refsect1> + + <refsect1> + <title>Options</title> + + <para>The following options are understood:</para> + + <variablelist> + <varlistentry> + <term><option>-h</option></term> + <term><option>--help</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>-c</option></term> + <term><option>--container</option></term> + + <listitem><para>Only detects container + virtualization (i.e. shared kernel + virtualization).</para></listitem> + </varlistentry> + + <varlistentry> + <term><option>-v</option></term> + <term><option>--vm</option></term> + + <listitem><para>Only detects VM + virtualization (i.e. full hardware + virtualization).</para></listitem> + </varlistentry> + + <varlistentry> + <term><option>-q</option></term> + <term><option>--quiet</option></term> + + <listitem><para>Suppress output of the + virtualization technology + identifier.</para></listitem> + </varlistentry> + + </variablelist> + + </refsect1> + + <refsect1> + <title>Exit status</title> + + <para>If a virtualization technology is detected 0 is + returned, a non-zero code otherwise.</para> + </refsect1> + + <refsect1> + <title>See Also</title> + <para> + <citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry> + </para> + </refsect1> + +</refentry> |