source: gnome/platform/gdm.xml@ d515b88

10.1 11.0 ken/refactor-virt lazarus qt5new trunk xry111/git-date xry111/git-date-for-trunk xry111/git-date-test
Last change on this file since d515b88 was d515b88, checked in by Douglas R. Reno <renodr@…>, 12 months ago

Update to gdm-3.38.2.1

git-svn-id: svn://svn.linuxfromscratch.org/BLFS/trunk/BOOK@23992 af4574ff-66df-0310-9fd7-8a98e5e911e0

  • Property mode set to 100644
File size: 10.6 KB
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1<?xml version="1.0" encoding="ISO-8859-1"?>
2<!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
3 "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
4 <!ENTITY % general-entities SYSTEM "../../general.ent">
5 %general-entities;
6
7 <!ENTITY gdm-download-http "&gnome-download-http;/gdm/&gnome-minor-38;/gdm-&gdm-version;.tar.xz">
8 <!ENTITY gdm-download-ftp "&gnome-download-ftp;/gdm/&gnome-minor-38;/gdm-&gdm-version;.tar.xz">
9 <!ENTITY gdm-md5sum "ddc782eaf0b0345ee34fb396f67bd44d">
10 <!ENTITY gdm-size "772 KB">
11 <!ENTITY gdm-buildsize "35 MB">
12 <!ENTITY gdm-time "0.2 SBU">
13]>
14
15<sect1 id="gdm" xreflabel="GDM-&gdm-version;">
16 <?dbhtml filename="gdm.html"?>
17
18 <sect1info>
19 <othername>$LastChangedBy$</othername>
20 <date>$Date$</date>
21 </sect1info>
22
23 <title>GDM-&gdm-version;</title>
24
25 <indexterm zone="gdm">
26 <primary sortas="a-GDM">GDM</primary>
27 </indexterm>
28
29 <sect2 role="package">
30 <title>Introduction to GDM</title>
31
32 <para>
33 <application>GDM</application> is a system service that is
34 responsible for providing graphical logins and managing local
35 and remote displays.
36 </para>
37
38 &lfs10_checked;
39
40 <bridgehead renderas="sect3">Package Information</bridgehead>
41 <itemizedlist spacing="compact">
42 <listitem>
43 <para>
44 Download (HTTP): <ulink url="&gdm-download-http;"/>
45 </para>
46 </listitem>
47 <listitem>
48 <para>
49 Download (FTP): <ulink url="&gdm-download-ftp;"/>
50 </para>
51 </listitem>
52 <listitem>
53 <para>
54 Download MD5 sum: &gdm-md5sum;
55 </para>
56 </listitem>
57 <listitem>
58 <para>
59 Download size: &gdm-size;
60 </para>
61 </listitem>
62 <listitem>
63 <para>
64 Estimated disk space required: &gdm-buildsize;
65 </para>
66 </listitem>
67 <listitem>
68 <para>
69 Estimated build time: &gdm-time;
70 </para>
71 </listitem>
72 </itemizedlist>
73 <!--
74 <bridgehead renderas="sect3">Additional Downloads</bridgehead>
75 <itemizedlist spacing="compact">
76 <listitem>
77 <para>
78 Required patch:
79 <ulink url="&patch-root;/gdm-&gdm-version;-security_fix-1.patch"/>
80 </para>
81 </listitem>
82 </itemizedlist>
83 -->
84 <bridgehead renderas="sect3">GDM Dependencies</bridgehead>
85
86 <bridgehead renderas="sect4">Required</bridgehead>
87 <para role="required">
88 <xref linkend="accountsservice"/>,
89 <xref linkend="gtk3"/>,
90 <xref linkend="iso-codes"/>,
91 <xref linkend="itstool"/>,
92 <xref linkend="libcanberra"/>,
93 <xref linkend="libdaemon"/>, and
94 <xref linkend="linux-pam"/>
95 </para>
96
97 <bridgehead renderas="sect4">Optional</bridgehead>
98 <para role="optional">
99 <xref linkend="keyutils"/>
100 </para>
101
102 <bridgehead renderas="sect4">Runtime Dependencies</bridgehead>
103 <para role="required">
104 <xref role="runtime" linkend="gnome-session"/>,
105 <xref role="runtime" linkend="gnome-shell"/>, and
106 <phrase revision="sysv"><xref role="runtime" linkend="elogind"/></phrase>
107 <phrase revision="systemd"><xref role="runtime" linkend="systemd"/></phrase>
108 </para>
109
110 <para condition="html" role="usernotes">User Notes:
111 <ulink url="&blfs-wiki;/gdm"/>
112 </para>
113 </sect2>
114
115 <sect2 role="installation">
116 <title>Installation of GDM</title>
117
118 <para>
119 It is recommended to have a dedicated user and group to take
120 control of the <command>gdm</command> daemon after it is
121 started. Issue the following commands as the
122 <systemitem class="username">root</systemitem> user:
123 </para>
124
125<screen role="root"><userinput>groupadd -g 21 gdm &amp;&amp;
126useradd -c "GDM Daemon Owner" -d /var/lib/gdm -u 21 \
127 -g gdm -s /bin/false gdm &amp;&amp;
128passwd -ql gdm</userinput></screen>
129
130 <para revision="sysv">
131 First, adapt GDM to build without systemd present:
132 </para>
133
134<screen revision="sysv"><userinput remap="pre">sed -i -r '/(^| )systemd_dep/d' meson.build</userinput></screen>
135
136 <para>
137 Install <application>GDM</application> by running the following
138 commands:
139 </para>
140
141<screen revision="sysv"><userinput>sed 's@systemd@elogind@' -i data/pam-lfs/gdm-launch-environment.pam &amp;&amp;
142
143mkdir build &amp;&amp;
144cd build &amp;&amp;
145
146meson --prefix=/usr \
147 -Dplymouth=disabled \
148 -Dgdm-xsession=true \
149 -Dpam-mod-dir=/lib/security \
150 -Dsystemd-journal=false \
151 -Dsystemdsystemunitdir=/tmp \
152 -Dsystemduserunitdir=/tmp .. &amp;&amp;
153ninja</userinput></screen>
154
155<screen revision="systemd"><userinput>mkdir build &amp;&amp;
156cd build &amp;&amp;
157
158meson --prefix=/usr \
159 -Dplymouth=disabled \
160 -Dgdm-xsession=true \
161 -Dpam-mod-dir=/lib/security .. &amp;&amp;
162ninja</userinput></screen>
163
164 <para>
165 This package does not come with a usable test suite.
166 </para>
167
168 <para>
169 Now, as the <systemitem class="username">root</systemitem> user:
170 </para>
171
172<screen role="root" revision="sysv"><userinput>ninja install &amp;&amp;
173rm -rv /tmp/*.{service,target.d}</userinput></screen>
174
175<screen role="root" revision="systemd"><userinput>ninja install</userinput></screen>
176
177 </sect2>
178
179 <sect2 role="commands">
180 <title>Command Explanations</title>
181
182 <para>
183 <option>-Dinitial-vt=7</option>: Use this switch
184 to make <application>GDM</application> start on VT7
185 instead of the first free VT.
186 </para>
187
188 <para>
189 <parameter>-Dplymouth=disabled</parameter>: GDM now explicitly requires
190 plymouth to be installed. Use this switch to disable this dependency.
191 </para>
192
193 <para>
194 <option>-Ddefault-pam-config=lfs</option>: Use this
195 switch if you did not create the
196 <filename>/etc/lfs-release</filename> file or distribution
197 auto detection will fail and you will be unable to use
198 <application>GDM</application>.
199 </para>
200
201 <para>
202 <parameter>-Dgdm-xsession=true</parameter>: This enables the
203 installation of the <application>GDM</application> Xsession file.
204 </para>
205
206 </sect2>
207
208 <sect2 role="configuration">
209 <title>Configuring GDM</title>
210
211 <sect3 id="gdm-config">
212 <title>Config Files</title>
213
214 <para>
215 <filename>/etc/gdm/custom.conf</filename>
216 </para>
217
218 <indexterm zone="gdm gdm-config">
219 <primary sortas="e-etc-gdm-custom.conf">/etc/gdm/custom.conf</primary>
220 </indexterm>
221
222 </sect3>
223
224 <sect3>
225 <title>Configuration Information</title>
226
227 <para>
228 The GDM daemon is configured using the
229 <filename>/etc/gdm/custom.conf</filename> file. Default values
230 are stored in GSettings in the <filename>gdm.schemas</filename>
231 file. It is recommended that end-users modify the
232 <filename>/etc/gdm/custom.conf</filename> file because the schemas
233 file may be overwritten when the user updates their system to have
234 a newer version of <application>GDM</application>.
235 </para>
236
237 </sect3>
238
239 <sect3 id="gdm-init">
240 <title><phrase revision="sysv">Boot Script</phrase>
241 <phrase revision="systemd">Systemd Unit</phrase></title>
242
243 <indexterm zone="gdm gdm-init">
244 <primary sortas="f-gdm">gdm</primary>
245 </indexterm>
246
247 <para revision="sysv">
248 To start <command>gdm</command> automatically when the system is
249 switched to runlevel 5, install the
250 <filename>/etc/rc.d/init.d/xdm</filename> script and the
251 <filename>/etc/sysconfig/xdm</filename> configuration file
252 included in the <xref linkend="bootscripts"/> package
253 and adjust <filename>/etc/inittab</filename> by running
254 as the <systemitem class="username">root</systemitem> user:
255 </para>
256
257<screen role="root" revision="sysv"><userinput>make install-gdm</userinput></screen>
258
259 <para revision="sysv">
260 In order to permanently set the default runlevel to 5, starting the
261 <command>gdm</command> greeter screen automatically, you can modify
262 <filename>/etc/inittab</filename>. As the <systemitem
263 class="username">root</systemitem> user:
264 </para>
265
266<screen role="root" revision="sysv"><userinput>sed /initdefault/s/3/5/ -i /etc/inittab</userinput></screen>
267
268 <para revision="systemd">
269 To start the <command>gdm</command> daemon at boot, enable
270 the previously installed systemd unit by running the following command
271 as the <systemitem class="username">root</systemitem> user:
272 </para>
273
274<screen role="root" revision="systemd"><userinput>systemctl enable gdm</userinput></screen>
275
276<!-- [pierre October 2020] I don't understand why this is here: power
277 management works perfectly well
278 <para revision="sysv">
279 You should also disable default elogind power management:
280 </para>
281
282<screen role="root" revision="sysv"><userinput>cat &gt;&gt; /etc/elogind/logind.conf &lt;&lt; "EOF"
283<literal>AllowSuspend=no
284AllowHibernation=no</literal>
285EOF</userinput></screen>
286-->
287
288 </sect3>
289
290 </sect2>
291
292 <sect2 role="content">
293 <title>Contents</title>
294
295 <segmentedlist>
296 <segtitle>Installed Programs</segtitle>
297 <segtitle>Installed Libraries</segtitle>
298 <segtitle>Installed Directories</segtitle>
299
300 <seglistitem>
301 <seg>
302 gdm, gdmflexiserver, and gdm-screenshot
303 </seg>
304 <seg>
305 libgdm.so and pam_gdm.so (PAM Module)
306 </seg>
307 <seg>
308 /etc/gdm,
309 /usr/include/gdm,
310 /usr/share/gdm,
311 /usr/share/help/*/gdm,
312 /var/cache/gdm,
313 /var/lib/gdm,
314 /var/log/gdm, and
315 /var/run/gdm
316 </seg>
317 </seglistitem>
318 </segmentedlist>
319
320 <variablelist>
321 <bridgehead renderas="sect3">Short Descriptions</bridgehead>
322 <?dbfo list-presentation="list"?>
323 <?dbhtml list-presentation="table"?>
324
325 <varlistentry id="gdm-prog">
326 <term><command>gdm</command></term>
327 <listitem>
328 <para>
329 is a login prompt for <application>GNOME</application>.
330 </para>
331 <indexterm zone="gdm gdm-prog">
332 <primary sortas="b-gdm">gdm</primary>
333 </indexterm>
334 </listitem>
335 </varlistentry>
336
337 <varlistentry id="gdm-screenshot">
338 <term><command>gdm-screenshot</command></term>
339 <listitem>
340 <para>
341 is a screenshot tool for <application>GDM</application>.
342 </para>
343 <indexterm zone="gdm gdm-screenshot">
344 <primary sortas="b-gdm-screenshot">gdm-screenshot</primary>
345 </indexterm>
346 </listitem>
347 </varlistentry>
348
349 </variablelist>
350
351 </sect2>
352
353</sect1>
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