<?xml version='1.0'?> <!DOCTYPE article PUBLIC "-//OASIS//DTD DocBook XML V4.2//EN" "http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd"> <article> <section> <title>vol_id</title> <refentry> <refentryinfo> <title>vol_id</title> <date>March 2006</date> <productname>volume_id</productname> </refentryinfo> <refmeta> <refentrytitle>vol_id</refentrytitle> <manvolnum>8</manvolnum> <refmiscinfo class="version"></refmiscinfo> </refmeta> <refnamediv> <refname>vol_id</refname><refpurpose>probe filesystem type and read label and uuid</refpurpose> </refnamediv> <refsynopsisdiv> <cmdsynopsis> <command>vol_id</command> <arg><option>--export</option></arg> <arg><option>--type</option></arg> <arg><option>--label</option></arg> <arg><option>--label-raw</option></arg> <arg><option>--uuid</option></arg> <arg><option>--skip-raid</option></arg> <arg><option>--probe-all</option></arg> <arg><option>--help</option></arg> <arg><replaceable>device</replaceable></arg> </cmdsynopsis> </refsynopsisdiv> <refsect1><title>DESCRIPTION</title> <para><command>vol_id</command> is usually called from a udev rule, to provide udev with the filesystem type, the label and the uuid of a volume. It supports most of the common filesystem formats and detects various raid setups to prevent the recognition of raid members as a volume with a filesystem.</para> </refsect1> <refsect1><title>OPTIONS</title> <variablelist> <varlistentry> <term><option>--export</option></term> <listitem> <para>Print all values in key/value format to import them into the environment.</para> </listitem> </varlistentry> <varlistentry> <term><option>--type</option></term> <listitem> <para>Print the filesystem type.</para> </listitem> </varlistentry> <varlistentry> <term><option>--label</option></term> <listitem> <para> Print the safe version of volume label suitable for use as filename. </para> </listitem> </varlistentry> <varlistentry> <term><option>--label-raw</option></term> <listitem> <para> Print the raw volume label. </para> </listitem> </varlistentry> <varlistentry> <term><option>--uuid</option></term> <listitem> <para>Print the uuid of a volume.</para> </listitem> </varlistentry> <varlistentry> <term><option>--skip-raid</option></term> <listitem> <para>Skip detection of raid metadata.</para> </listitem> </varlistentry> <varlistentry> <term><option>--probe-all</option></term> <listitem> <para>Probe for all types and print all matches.</para> </listitem> </varlistentry> <varlistentry> <term><option>--help</option></term> <listitem> <para>Print usage.</para> </listitem> </varlistentry> </variablelist> </refsect1> <refsect1><title>ENVIRONMENT</title> <variablelist> <varlistentry> <term><option>UDEV_LOG</option></term> <listitem> <para>Set the syslog priority.</para> </listitem> </varlistentry> </variablelist> </refsect1> <refsect1><title>EXIT STATUS</title> <para><command>vol_id</command> will only return successful if the value asked for is not empty. All trailing whitespace will be removed, spaces replaced by underscore and slashes ignored.</para> </refsect1> <refsect1><title>AUTHOR</title> <para>Written by Kay Sievers <email>kay.sievers@vrfy.org</email></para> </refsect1> <refsect1> <title>SEE ALSO</title> <para><citerefentry> <refentrytitle>udev</refentrytitle><manvolnum>7</manvolnum> </citerefentry></para> </refsect1> </refentry> </section> </article>