| 1 | <?xml version="1.0" encoding="ISO-8859-1"?>
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| 2 | <!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
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| 3 | "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
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| 4 | <!ENTITY % general-entities SYSTEM "../../general.ent">
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| 5 | %general-entities;
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| 6 |
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| 7 | <!ENTITY polkit-download-http "https://www.freedesktop.org/software/polkit/releases/polkit-&polkit-version;.tar.gz">
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| 8 | <!ENTITY polkit-download-ftp " ">
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| 9 | <!ENTITY polkit-md5sum "bef4987566059634857b9882b48360f8">
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| 10 | <!ENTITY polkit-size "1.5 MB">
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| 11 | <!ENTITY polkit-buildsize "14 MB (add 2 MB for tests)">
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| 12 | <!ENTITY polkit-time "0.1 SBU (Using parallelism=4; add 0.3 SBU for tests)">
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| 13 | ]>
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| 14 |
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| 15 | <sect1 id="polkit" xreflabel="Polkit-&polkit-version;">
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| 16 | <?dbhtml filename="polkit.html"?>
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| 17 |
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| 18 | <sect1info>
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| 19 | <othername>$LastChangedBy$</othername>
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| 20 | <date>$Date$</date>
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| 21 | </sect1info>
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| 22 |
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| 23 | <title>Polkit-&polkit-version;</title>
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| 24 |
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| 25 | <indexterm zone="polkit">
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| 26 | <primary sortas="a-Polkit">Polkit</primary>
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| 27 | </indexterm>
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| 28 |
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| 29 | <sect2 role="package">
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| 30 | <title>Introduction to Polkit</title>
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| 31 |
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| 32 | <para>
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| 33 | <application>Polkit</application> is a toolkit for defining and handling
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| 34 | authorizations. It is used for allowing unprivileged processes to
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| 35 | communicate with privileged processes.
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| 36 | </para>
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| 37 |
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| 38 | &lfs91_checked;
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| 39 |
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| 40 | <bridgehead renderas="sect3">Package Information</bridgehead>
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| 41 | <itemizedlist spacing="compact">
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| 42 | <listitem>
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| 43 | <para>
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| 44 | Download (HTTP): <ulink url="&polkit-download-http;"/>
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| 45 | </para>
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| 46 | </listitem>
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| 47 | <listitem>
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| 48 | <para>
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| 49 | Download (FTP): <ulink url="&polkit-download-ftp;"/>
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| 50 | </para>
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| 51 | </listitem>
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| 52 | <listitem>
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| 53 | <para>
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| 54 | Download MD5 sum: &polkit-md5sum;
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| 55 | </para>
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| 56 | </listitem>
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| 57 | <listitem>
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| 58 | <para>
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| 59 | Download size: &polkit-size;
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| 60 | </para>
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| 61 | </listitem>
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| 62 | <listitem>
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| 63 | <para>
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| 64 | Estimated disk space required: &polkit-buildsize;
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| 65 | </para>
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| 66 | </listitem>
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| 67 | <listitem>
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| 68 | <para>
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| 69 | Estimated build time: &polkit-time;
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| 70 | </para>
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| 71 | </listitem>
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| 72 | </itemizedlist>
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| 73 |
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| 74 | <bridgehead renderas="sect3">Additional Downloads</bridgehead>
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| 75 | <itemizedlist spacing="compact">
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| 76 | <listitem>
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| 77 | <para>
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| 78 | Recommended file for tests:
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| 79 | <ulink url="https://gitlab.freedesktop.org/polkit/polkit/-/raw/0.117/test/polkitbackend/polkitbackendjsauthoritytest-wrapper.py"/>
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| 80 | </para>
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| 81 | </listitem>
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| 82 | </itemizedlist>
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| 83 |
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| 84 | <bridgehead renderas="sect3">Polkit Dependencies</bridgehead>
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| 85 |
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| 86 | <bridgehead renderas="sect4">Required</bridgehead>
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| 87 | <para role="required">
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| 88 | <xref linkend="glib2"/> and
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| 89 | <xref linkend="js68"/>
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| 90 | </para>
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| 91 |
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| 92 | <bridgehead renderas="sect4">Recommended</bridgehead>
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| 93 | <para role="recommended">
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| 94 | <xref linkend="linux-pam"/><phrase revision="sysv"> and
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| 95 | <xref linkend="elogind"/></phrase>
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| 96 | </para>
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| 97 |
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| 98 | <note>
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| 99 | <para>
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| 100 | Since <phrase revision="sysv"><command>elogind</command></phrase>
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| 101 | <phrase revision="systemd"><command>systemd-logind</command></phrase>
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| 102 | uses PAM to register user sessions, it is a good idea to build
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| 103 | <application>Polkit</application> with PAM support so
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| 104 | <phrase revision="sysv"><command>elogind</command></phrase>
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| 105 | <phrase revision="systemd"><command>systemd-logind</command></phrase>
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| 106 | can track <application>Polkit</application> sessions.
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| 107 | </para>
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| 108 | </note>
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| 109 |
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| 110 |
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| 111 | <bridgehead renderas="sect4">Optional (Required if building GNOME)</bridgehead>
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| 112 | <para role="optional">
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| 113 | <xref linkend="gobject-introspection"/>
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| 114 | </para>
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| 115 |
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| 116 | <bridgehead renderas="sect4">Optional</bridgehead>
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| 117 | <para role="optional">
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| 118 | <xref linkend="dbus-python"/> and
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| 119 | <xref linkend="python-dbusmock"/> (for tests),
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| 120 | <xref linkend="DocBook"/>,
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| 121 | <xref linkend="docbook-xsl"/>,
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| 122 | <xref linkend="gtk-doc"/>, and
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| 123 | <xref linkend="libxslt"/>
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| 124 | </para>
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| 125 |
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| 126 | <bridgehead renderas="sect4" revision="systemd">Required Runtime Dependencies</bridgehead>
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| 127 | <para role="required" revision="systemd">
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| 128 | <xref role="runtime" linkend="systemd"/>
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| 129 | </para>
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| 130 |
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| 131 | <bridgehead renderas="sect4" id="polkit-agent" xreflabel="Polkit Authentication Agent">
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| 132 | Optional Runtime Dependencies
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| 133 | </bridgehead>
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| 134 | <para role="optional">
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| 135 | One polkit authentication agent for using polkit in the graphical
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| 136 | environment:
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| 137 | <application>polkit-kde-agent</application> in
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| 138 | <xref role="runtime" linkend="plasma5-build"/> for KDE,
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| 139 | the agent built in
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| 140 | <xref role="runtime" linkend="gnome-shell"/> for GNOME3,
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| 141 | <xref role="runtime" linkend="polkit-gnome"/> for XFCE, and
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| 142 | <application>lxpolkit</application> in
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| 143 | <xref role="runtime" linkend="lxsession"/> for LXDE.
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| 144 | </para>
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| 145 |
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| 146 | <note>
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| 147 | <para>
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| 148 | If <xref linkend="libxslt"/> is installed,
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| 149 | then <xref linkend="DocBook"/> and <xref linkend="docbook-xsl"/> are
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| 150 | required. If you have installed <xref linkend="libxslt"/>, but you do
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| 151 | not want to install any of the DocBook packages mentioned, you will
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| 152 | need to use <option>--disable-man-pages</option> in the instructions
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| 153 | below.
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| 154 | </para>
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| 155 | </note>
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| 156 |
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| 157 | <para condition="html" role="usernotes">User Notes:
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| 158 | <ulink url="&blfs-wiki;/polkit"/>
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| 159 | </para>
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| 160 | </sect2>
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| 161 |
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| 162 | <sect2 role="installation">
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| 163 | <title>Installation of Polkit</title>
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| 164 |
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| 165 | <para>
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| 166 | There should be a dedicated user and group to take control
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| 167 | of the <command>polkitd</command> daemon after it is
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| 168 | started. Issue the following commands as the
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| 169 | <systemitem class="username">root</systemitem> user:
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| 170 | </para>
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| 171 |
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| 172 | <screen role="root"><userinput>groupadd -fg 27 polkitd &&
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| 173 | useradd -c "PolicyKit Daemon Owner" -d /etc/polkit-1 -u 27 \
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| 174 | -g polkitd -s /bin/false polkitd</userinput></screen>
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| 175 |
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| 176 | <note revision="systemd">
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| 177 | <para>
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| 178 | When building <application>Polkit</application> with
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| 179 | <application>systemd</application> logind support, the
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| 180 | <command>configure</command> script explicitly checks if
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| 181 | system is booted using <application>systemd</application>.
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| 182 | This can cause problems if building the package in chroot,
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| 183 | where the <command>configure</command> would fail to
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| 184 | detect <application>systemd</application>. To workaround
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| 185 | the problem, simply run the following command:
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| 186 | </para>
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| 187 |
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| 188 | <screen><userinput>sed -i "s:/sys/fs/cgroup/systemd/:/sys:g" configure</userinput></screen>
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| 189 | </note>
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| 190 |
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| 191 | <para>
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| 192 | Install <application>Polkit</application> by running the following
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| 193 | commands:
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| 194 | </para>
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| 195 |
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| 196 | <screen revision="systemd"><userinput>./configure --prefix=/usr \
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| 197 | --sysconfdir=/etc \
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| 198 | --localstatedir=/var \
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| 199 | --disable-static \
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| 200 | --with-os-type=LFS &&
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| 201 | make</userinput></screen>
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| 202 |
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| 203 | <screen revision="sysv"><userinput>./configure --prefix=/usr \
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| 204 | --sysconfdir=/etc \
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| 205 | --localstatedir=/var \
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| 206 | --disable-static \
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| 207 | --with-os-type=LFS \
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| 208 | --enable-libsystemd-login=no &&
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| 209 | make</userinput></screen>
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| 210 |
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| 211 | <para>
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| 212 | To test the results, first ensure that the system
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| 213 | <application>D-Bus</application> daemon is running and
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| 214 | restore a missing file. Then run the tests:
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| 215 | </para>
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| 216 |
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| 217 | <screen remap="test"><userinput>cp ../polkitbackendjsauthoritytest-wrapper.py test/polkitbackend/ &&
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| 218 | chmod 755 test/polkitbackend/polkitbackendjsauthoritytest-wrapper.py &&
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| 219 | make check</userinput></screen>
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| 220 |
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| 221 | <para>
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| 222 | Now, as the <systemitem class="username">root</systemitem> user:
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| 223 | </para>
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| 224 |
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| 225 | <screen role="root"><userinput>make install</userinput></screen>
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| 226 |
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| 227 | </sect2>
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| 228 |
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| 229 | <sect2 role="commands">
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| 230 | <title>Command Explanations</title>
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| 231 |
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| 232 | <para>
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| 233 | <option>--with-authfw=shadow</option>: This switch enables the
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| 234 | package to use the <application>Shadow</application> rather than the
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| 235 | <application>Linux PAM</application> Authentication framework. Use it
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| 236 | if you have not installed <application>Linux PAM</application>.
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| 237 | </para>
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| 238 |
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| 239 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
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| 240 | href="../../xincludes/static-libraries.xml"/>
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| 241 |
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| 242 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
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| 243 | href="../../xincludes/gtk-doc-rebuild.xml"/>
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| 244 |
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| 245 | <para revision="sysv">
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| 246 | <parameter>--enable-libsystemd-login=no</parameter>: This switch forces
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| 247 | polkit to build with elogind support (if available) rather than systemd.
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| 248 | </para>
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| 249 |
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| 250 | </sect2>
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| 251 |
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| 252 | <sect2 role="configuration">
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| 253 | <title>Configuring Polkit</title>
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| 254 |
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| 255 | <sect3>
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| 256 | <title>PAM Configuration</title>
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| 257 |
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| 258 | <note>
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| 259 | <para>
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| 260 | If you did not build <application>Polkit</application> with
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| 261 | <application>Linux PAM</application> support, you can skip this section.
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| 262 | </para>
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| 263 | </note>
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| 264 |
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| 265 | <para>
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| 266 | If you have built <application>Polkit</application> with
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| 267 | <application>Linux PAM</application> support, you need to modify
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| 268 | the default PAM configuration file which was installed by default to get
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| 269 | <application>Polkit</application> to work correctly with BLFS. Issue the
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| 270 | following commands as the <systemitem class="username">root</systemitem>
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| 271 | user to create the configuration file for <application>Linux PAM</application>:
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| 272 | </para>
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| 273 |
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| 274 | <screen role="root"><userinput>cat > /etc/pam.d/polkit-1 << "EOF"
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| 275 | <literal># Begin /etc/pam.d/polkit-1
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| 276 |
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| 277 | auth include system-auth
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| 278 | account include system-account
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| 279 | password include system-password
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| 280 | session include system-session
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| 281 |
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| 282 | # End /etc/pam.d/polkit-1</literal>
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| 283 | EOF</userinput></screen>
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| 284 |
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| 285 | </sect3>
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| 286 |
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| 287 | </sect2>
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| 288 |
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| 289 | <sect2 role="content">
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| 290 | <title>Contents</title>
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| 291 |
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| 292 | <segmentedlist>
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| 293 | <segtitle>Installed Programs</segtitle>
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| 294 | <segtitle>Installed Libraries</segtitle>
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| 295 | <segtitle>Installed Directories</segtitle>
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| 296 |
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| 297 | <seglistitem>
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| 298 | <seg>
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| 299 | pkaction, pkcheck, pk-example-frobnicate, pkexec,
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| 300 | pkttyagent and polkitd
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| 301 | </seg>
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| 302 | <seg>
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| 303 | libpolkit-agent-1.so and
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| 304 | libpolkit-gobject-1.so
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| 305 | </seg>
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| 306 | <seg>
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| 307 | /etc/polkit-1,
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| 308 | /usr/include/polkit-1,
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| 309 | /usr/lib/polkit-1,
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| 310 | /usr/share/gtk-doc/html/polkit-1 and
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| 311 | /usr/share/polkit-1
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| 312 | </seg>
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| 313 | </seglistitem>
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| 314 | </segmentedlist>
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| 315 |
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| 316 | <variablelist>
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| 317 | <bridgehead renderas="sect3">Short Descriptions</bridgehead>
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| 318 | <?dbfo list-presentation="list"?>
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| 319 | <?dbhtml list-presentation="table"?>
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| 320 |
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| 321 | <varlistentry id="pkaction">
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| 322 | <term><command>pkaction</command></term>
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| 323 | <listitem>
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| 324 | <para>
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| 325 | is used to obtain information about registered PolicyKit actions.
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| 326 | </para>
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| 327 | <indexterm zone="polkit pkaction">
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| 328 | <primary sortas="b-pkaction">pkaction</primary>
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| 329 | </indexterm>
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| 330 | </listitem>
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| 331 | </varlistentry>
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| 332 |
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| 333 | <varlistentry id="pkcheck">
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| 334 | <term><command>pkcheck</command></term>
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| 335 | <listitem>
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| 336 | <para>
|
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| 337 | is used to check whether a process is authorized for action.
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| 338 | </para>
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| 339 | <indexterm zone="polkit pkcheck">
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| 340 | <primary sortas="b-pkcheck">pkcheck</primary>
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| 341 | </indexterm>
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| 342 | </listitem>
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| 343 | </varlistentry>
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| 344 |
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| 345 | <varlistentry id="pk-example-frobnicate">
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| 346 | <term><command>pk-example-frobnicate</command></term>
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| 347 | <listitem>
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| 348 | <para>
|
|---|
| 349 | is an example program to test the <command>pkexec</command>
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| 350 | command.
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| 351 | </para>
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| 352 | <indexterm zone="polkit pk-example-frobnicate">
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| 353 | <primary sortas="b-pk-example-frobnicate">pk-example-frobnicate</primary>
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| 354 | </indexterm>
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| 355 | </listitem>
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| 356 | </varlistentry>
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| 357 |
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| 358 | <varlistentry id="pkexec">
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| 359 | <term><command>pkexec</command></term>
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| 360 | <listitem>
|
|---|
| 361 | <para>
|
|---|
| 362 | allows an authorized user to execute a command as another user.
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|---|
| 363 | </para>
|
|---|
| 364 | <indexterm zone="polkit pkexec">
|
|---|
| 365 | <primary sortas="b-pkexec">pkexec</primary>
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| 366 | </indexterm>
|
|---|
| 367 | </listitem>
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|---|
| 368 | </varlistentry>
|
|---|
| 369 |
|
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| 370 | <varlistentry id="pkttyagent">
|
|---|
| 371 | <term><command>pkttyagent</command></term>
|
|---|
| 372 | <listitem>
|
|---|
| 373 | <para>
|
|---|
| 374 | is used to start a textual authentication agent for the subject.
|
|---|
| 375 | </para>
|
|---|
| 376 | <indexterm zone="polkit pkttyagent">
|
|---|
| 377 | <primary sortas="b-pkttyagent">pkttyagent</primary>
|
|---|
| 378 | </indexterm>
|
|---|
| 379 | </listitem>
|
|---|
| 380 | </varlistentry>
|
|---|
| 381 |
|
|---|
| 382 | <varlistentry id="polkitd">
|
|---|
| 383 | <term><command>polkitd</command></term>
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|---|
| 384 | <listitem>
|
|---|
| 385 | <para>
|
|---|
| 386 | provides the org.freedesktop.PolicyKit1 <application>D-Bus</application>
|
|---|
| 387 | service on the system message bus.
|
|---|
| 388 | </para>
|
|---|
| 389 | <indexterm zone="polkit polkitd">
|
|---|
| 390 | <primary sortas="b-polkitd">polkitd</primary>
|
|---|
| 391 | </indexterm>
|
|---|
| 392 | </listitem>
|
|---|
| 393 | </varlistentry>
|
|---|
| 394 |
|
|---|
| 395 | <varlistentry id="libpolkit-agent-1">
|
|---|
| 396 | <term><filename class='libraryfile'>libpolkit-agent-1.so</filename></term>
|
|---|
| 397 | <listitem>
|
|---|
| 398 | <para>
|
|---|
| 399 | contains the <application>Polkit</application> authentication
|
|---|
| 400 | agent API functions.
|
|---|
| 401 | </para>
|
|---|
| 402 | <indexterm zone="polkit libpolkit-agent-1">
|
|---|
| 403 | <primary sortas="c-libpolkit-agent-1">libpolkit-agent-1.so</primary>
|
|---|
| 404 | </indexterm>
|
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| 405 | </listitem>
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| 406 | </varlistentry>
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| 407 |
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| 408 | <varlistentry id="libpolkit-gobject-1">
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| 409 | <term><filename class='libraryfile'>libpolkit-gobject-1.so</filename></term>
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| 410 | <listitem>
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| 411 | <para>
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| 412 | contains the <application>Polkit</application> authorization API functions.
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| 413 | </para>
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| 414 | <indexterm zone="polkit libpolkit-gobject-1">
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| 415 | <primary sortas="c-libpolkit-gobject-1">libpolkit-gobject-1.so</primary>
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| 416 | </indexterm>
|
|---|
| 417 | </listitem>
|
|---|
| 418 | </varlistentry>
|
|---|
| 419 |
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| 420 | </variablelist>
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| 421 |
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| 422 | </sect2>
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| 423 |
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| 424 | </sect1>
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