man/systemd-ask-password-console.service.xml

   1 <?xml version="1.0"?>
   2 <!--*-nxml-*-->
   3 <!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.2//EN" "http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd">
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   7   Copyright 2012 Lennart Poettering
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  22 <refentry id="systemd-ask-password-console.service">
  23
  24   <refentryinfo>
  25     <title>systemd-ask-password-console.service</title>
  26     <productname>systemd</productname>
  27
  28     <authorgroup>
  29       <author>
  30         <contrib>Developer</contrib>
  31         <firstname>Lennart</firstname>
  32         <surname>Poettering</surname>
  33         <email>lennart@poettering.net</email>
  34       </author>
  35     </authorgroup>
  36   </refentryinfo>
  37
  38   <refmeta>
  39     <refentrytitle>systemd-ask-password-console.service</refentrytitle>
  40     <manvolnum>8</manvolnum>
  41   </refmeta>
  42
  43   <refnamediv>
  44     <refname>systemd-ask-password-console.service</refname>
  45     <refname>systemd-ask-password-console.path</refname>
  46     <refname>systemd-ask-password-wall.service</refname>
  47     <refname>systemd-ask-password-wall.path</refname>
  48     <refpurpose>Query the user for system passwords on the
  49     console and via wall</refpurpose>
  50   </refnamediv>
  51
  52   <refsynopsisdiv>
  53     <para><filename>systemd-ask-password-console.service</filename></para>
  54     <para><filename>systemd-ask-password-console.path</filename></para>
  55     <para><filename>systemd-ask-password-wall.service</filename></para>
  56     <para><filename>systemd-ask-password-wall.path</filename></para>
  57   </refsynopsisdiv>
  58
  59   <refsect1>
  60     <title>Description</title>
  61
  62     <para><filename>systemd-ask-password-console.service</filename> is
  63     a system service that queries the user for system passwords (such
  64     as hard disk encryption keys and SSL certificate passphrases) on
  65     the console. It is intended to be used during boot to ensure
  66     proper handling of passwords necessary for boot.
  67     <filename>systemd-ask-password-wall.service</filename> is a system
  68     service that informs all logged in users for system passwords via
  69     <citerefentry project='man-pages'><refentrytitle>wall</refentrytitle><manvolnum>1</manvolnum></citerefentry>.
  70     It is intended to be used after boot to ensure that users are
  71     properly notified.</para>
  72
  73     <para>See the <ulink
  74     url="http://www.freedesktop.org/wiki/Software/systemd/PasswordAgents">
  75     developer documentation</ulink> for more information about the
  76     system password logic.</para>
  77
  78     <para>Note that these services invoke
  79     <citerefentry><refentrytitle>systemd-tty-ask-password-agent</refentrytitle><manvolnum>1</manvolnum></citerefentry>
  80     with either the <command>--watch --console</command> or
  81     <command>--watch --wall</command> command line parameters.</para>
  82   </refsect1>
  83
  84   <refsect1>
  85     <title>See Also</title>
  86     <para>
  87       <citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
  88       <citerefentry><refentrytitle>systemd-tty-ask-password-agent</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
  89       <citerefentry project='man-pages'><refentrytitle>wall</refentrytitle><manvolnum>1</manvolnum></citerefentry>
  90     </para>
  91   </refsect1>
  92
  93 </refentry>