[97ea810] | 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 gdm-download-http "&gnome-download-http;/gdm/3.12/gdm-&gdm-version;.tar.xz">
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| 8 | <!ENTITY gdm-download-ftp "&gnome-download-ftp;/gdm/3.12/gdm-&gdm-version;.tar.xz">
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| 9 | <!ENTITY gdm-md5sum "88cb6fcd8f35d60f0f7ffcd15d074c1f">
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| 10 | <!ENTITY gdm-size "1.5 MB">
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| 11 | <!ENTITY gdm-buildsize "65 MB">
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| 12 | <!ENTITY gdm-time "0.5 SBU">
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| 13 | ]>
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| 14 |
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| 15 | <sect1 id="gdm" xreflabel="GDM-&gdm-version;">
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| 16 | <?dbhtml filename="gdm.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>GDM-&gdm-version;</title>
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| 24 |
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| 25 | <indexterm zone="gdm">
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| 26 | <primary sortas="a-GDM">GDM</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 GDM</title>
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| 31 |
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| 32 | <para>
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| 33 | <application>GDM</application> is a system service that is
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| 34 | responsible for providing graphical logins and managing local
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| 35 | and remote displays.
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| 36 | </para>
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| 37 |
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| 38 | &lfs75_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="&gdm-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="&gdm-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: &gdm-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: &gdm-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: &gdm-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: &gdm-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">GDM Dependencies</bridgehead>
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| 75 |
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| 76 | <bridgehead renderas="sect4">Required</bridgehead>
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| 77 | <para role="required">
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| 78 | <xref linkend="accountsservice"/>,
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| 79 | <xref linkend="libcanberra"/>,
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| 80 | <xref linkend="dbus-glib"/>, and
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| 81 | <xref linkend="gtk3"/>
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| 82 | </para>
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| 83 | <bridgehead renderas="sect4">Recommended</bridgehead>
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| 84 | <para role="recommended">
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| 85 | <xref linkend="upower"/>
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| 86 | </para>
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| 87 |
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| 88 | <bridgehead renderas="sect4">Optional</bridgehead>
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| 89 | <para role="optional">
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| 90 | <xref linkend="check"/>
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| 91 | </para>
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| 92 |
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| 93 | <bridgehead renderas="sect4">Runtime Dependencies</bridgehead>
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| 94 | <para role="required">
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| 95 | <xref linkend="systemd"/>,
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| 96 | <xref linkend="gnome-session"/>, and
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| 97 | <xref linkend="gnome-shell"/>
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| 98 | </para>
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| 99 |
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| 100 | <para condition="html" role="usernotes">User Notes:
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| 101 | <ulink url="&blfs-wiki;/gdm"/>
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| 102 | </para>
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| 103 | </sect2>
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| 104 |
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| 105 | <sect2 role="installation">
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| 106 | <title>Installation of GDM</title>
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| 107 |
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| 108 | <para>
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| 109 | It is recommended to have a dedicated user and group to take
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| 110 | control of the <command>gdm</command> daemon after it is
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| 111 | started. Issue the following commands as the
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| 112 | <systemitem class="username">root</systemitem> user:
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| 113 | </para>
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| 114 |
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| 115 | <screen role="root"><userinput>groupadd -g 21 gdm &&
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| 116 | useradd -c "GDM Daemon Owner" -d /var/lib/gdm -u 21 \
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| 117 | -g gdm -s /bin/false gdm &&
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| 118 | usermod -a -G audio gdm &&
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| 119 | usermod -a -G video gdm</userinput></screen>
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| 120 |
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| 121 | <para>
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| 122 | Install <application>GDM</application> by running the following
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| 123 | commands:
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| 124 | </para>
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| 125 |
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| 126 | <screen><userinput>./configure --prefix=/usr \
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| 127 | --sysconfdir=/etc \
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| 128 | --localstatedir=/var \
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| 129 | --libexecdir=/usr/lib/gdm \
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| 130 | --with-initial-vt=7 \
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| 131 | --with-systemdsystemunitdir=/lib/systemd/system \
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| 132 | --with-at-spi-registryd-directory=/usr/lib/at-spi2-core \
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| 133 | --with-authentication-agent-directory=/usr/lib/polkit-gnome \
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| 134 | --with-check-accelerated-directory=/usr/lib/gnome-session \
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| 135 | --with-gnome-settings-daemon-directory=/usr/lib/gnome-settings-daemon \
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| 136 | --disable-static &&
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| 137 | make</userinput></screen>
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| 138 |
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| 139 | <para>
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| 140 | If you have installed <xref linkend="check"/> and you wish to run
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| 141 | the testsuite, issue: <command>make check</command>.
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| 142 | </para>
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| 143 |
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| 144 | <para>
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| 145 | Now, as the <systemitem class="username">root</systemitem> user:
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| 146 | </para>
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| 147 |
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| 148 | <screen role="root"><userinput>make install &&
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| 149 | chown -R -v gdm:gdm /var/lib/gdm /var/cache/gdm /var/log/gdm</userinput></screen>
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| 150 |
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| 151 | </sect2>
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| 152 |
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| 153 | <sect2 role="commands">
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| 154 | <title>Command Explanations</title>
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| 155 |
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| 156 | <para>
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| 157 | <parameter>--with-initial-vt=7</parameter>: This switch
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| 158 | causes <application>GDM</application> to start on vt7
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| 159 | instead of the first free VT.
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| 160 | </para>
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| 161 |
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| 162 | <para>
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| 163 | <parameter>--with-*-directory=...</parameter>: These switches
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| 164 | specify the location of programs that are used at runtime.
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| 165 | </para>
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| 166 |
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| 167 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
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| 168 | href="../../xincludes/static-libraries.xml"/>
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| 169 |
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| 170 | <para>
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| 171 | <parameter>--with-default-pam-config=lfs</parameter>: Use this
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| 172 | switch if you did not create <filename>/etc/lfs-release</filename>
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| 173 | or distribution auto detection will fail and you will be unable
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| 174 | to use <application>GDM</application>.
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| 175 | </para>
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| 176 |
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| 177 | </sect2>
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| 178 |
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| 179 | <sect2 role="configuration">
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| 180 | <title>Configuring GDM</title>
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| 181 |
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| 182 | <sect3 id="gdm-config">
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| 183 | <title>Config Files</title>
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| 184 |
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| 185 | <para>
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| 186 | <filename>/etc/gdm/custom.conf</filename>
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| 187 | </para>
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| 188 |
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| 189 | <indexterm zone="gdm gdm-config">
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| 190 | <primary sortas="e-etc-gdm-custom.conf">
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| 191 | /etc/gdm/custom.conf</primary>
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| 192 | </indexterm>
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| 193 |
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| 194 | </sect3>
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| 195 |
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| 196 | <sect3>
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| 197 | <title>Configuration Information</title>
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| 198 |
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| 199 | <para>
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| 200 | The GDM daemon is configured using the
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| 201 | <filename>/etc/gdm/custom.conf</filename> file.
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| 202 | Default values are stored in GSettings in the
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| 203 | <filename>gdm.schemas</filename> file. It is recommended that end-users
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| 204 | modify the <filename>/etc/gdm/custom.conf</filename> file
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| 205 | because the schemas file may be overwritten when the user updates their
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| 206 | system to have a newer version of GDM.
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| 207 | </para>
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| 208 |
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| 209 | <important>
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| 210 | <para>
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| 211 | If the system-wide <application>D-BUS</application> daemon was
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| 212 | running during the installation of <application>gdm</application>,
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| 213 | ensure you stop and restart the <application>D-BUS</application>
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| 214 | daemon before attempting to start <command>gdm</command>.
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| 215 | </para>
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| 216 | </important>
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| 217 |
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| 218 | <para>
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| 219 | <command>gdm</command> can be tested by executing it as the
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| 220 | <systemitem class="username">root</systemitem> user. If you wish to stop
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| 221 | it you will need to go to a different tty and then kill it.
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| 222 | </para>
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| 223 |
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| 224 | </sect3>
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| 225 |
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| 226 | <sect3 id="gdm-init-systemd">
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| 227 | <title>Systemd Unit File</title>
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| 228 |
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| 229 | <para>
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| 230 | This package provides a systemd unit file in the source tarball.
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| 231 | To enable it as the <systemitem class="username">root</systemitem> user:
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| 232 | </para>
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| 233 |
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| 234 | <indexterm zone="gdm gdm-init-systemd">
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| 235 | <primary sortas="f-gdm">gdm</primary>
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| 236 | </indexterm>
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| 237 |
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| 238 | <screen role="root"><userinput>systemctl enable gdm</userinput></screen>
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| 239 |
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| 240 |
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| 241 | </sect3>
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| 242 |
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| 243 | </sect2>
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| 244 |
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| 245 | <sect2 role="content">
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| 246 | <title>Contents</title>
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| 247 |
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| 248 | <segmentedlist>
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| 249 | <segtitle>Installed Programs</segtitle>
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| 250 | <segtitle>Installed Libraries</segtitle>
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| 251 | <segtitle>Installed Directories</segtitle>
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| 252 |
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| 253 | <seglistitem>
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| 254 | <seg>
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| 255 | gdm and gdm-screenshot
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| 256 | </seg>
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| 257 | <seg>
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| 258 | libgdm.so and libgdmsimplegreeter.so
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| 259 | </seg>
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| 260 | <seg>
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| 261 | /etc/dconf/db/gdm.d,
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| 262 | /etc/gdm,
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| 263 | /usr/include/gdm,
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| 264 | /usr/lib/gdm,
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| 265 | /usr/share/gdm,
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| 266 | /usr/share/help/*/gdm,
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| 267 | /var/cache/gdm,
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| 268 | /var/gdm,
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| 269 | /var/lib/gdm,
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| 270 | /var/log/gdm and
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| 271 | /var/run/gdm
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| 272 | </seg>
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| 273 | </seglistitem>
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| 274 | </segmentedlist>
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| 275 |
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| 276 | <variablelist>
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| 277 | <bridgehead renderas="sect3">Short Descriptions</bridgehead>
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| 278 | <?dbfo list-presentation="list"?>
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| 279 | <?dbhtml list-presentation="table"?>
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| 280 |
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| 281 | <varlistentry id="gdm-prog">
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| 282 | <term><command>gdm</command></term>
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| 283 | <listitem>
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| 284 | <para>
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| 285 | is the <application>GNOME</application> based login prompt.
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| 286 | </para>
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| 287 | <indexterm zone="gdm gdm-prog">
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| 288 | <primary sortas="b-gdm">gdm</primary>
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| 289 | </indexterm>
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| 290 | </listitem>
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| 291 | </varlistentry>
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| 292 |
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| 293 | <varlistentry id="gdm-screenshot">
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| 294 | <term><command>gdm-screenshot</command></term>
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| 295 | <listitem>
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| 296 | <para>
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| 297 | is a <application>GDM</application> screenshot tool.
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| 298 | </para>
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| 299 | <indexterm zone="gdm gdm-screenshot">
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| 300 | <primary sortas="b-gdm-screenshot">gdm-screenshot</primary>
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| 301 | </indexterm>
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| 302 | </listitem>
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| 303 | </varlistentry>
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| 304 |
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| 305 | </variablelist>
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| 306 |
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| 307 | </sect2>
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| 308 |
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| 309 | </sect1>
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