source: gnome/platform/gdm.xml@ adf17153

11.0 11.1 11.2 lazarus plabs/python-mods qt5new trunk upgradedb xry111/intltool xry111/soup3 xry111/test-20220226
Last change on this file since adf17153 was adf17153, checked in by Xi Ruoyao <xry111@…>, 18 months ago

more --buildtype=release addition

  • Property mode set to 100644
File size: 10.6 KB
Line 
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-40;/gdm-&gdm-version;.tar.xz">
8 <!ENTITY gdm-download-ftp "&gnome-download-ftp;/gdm/&gnome-40;/gdm-&gdm-version;.tar.xz">
9 <!ENTITY gdm-md5sum "85e6a306f1d0c88c276938a0519d8332">
10 <!ENTITY gdm-size "784 KB">
11 <!ENTITY gdm-buildsize "35 MB">
12 <!ENTITY gdm-time "0.1 SBU">
13]>
14
15<sect1 id="gdm" xreflabel="GDM-&gdm-version;">
16 <?dbhtml filename="gdm.html"?>
17
18 <sect1info>
19 <date>$Date$</date>
20 </sect1info>
21
22 <title>GDM-&gdm-version;</title>
23
24 <indexterm zone="gdm">
25 <primary sortas="a-GDM">GDM</primary>
26 </indexterm>
27
28 <sect2 role="package">
29 <title>Introduction to GDM</title>
30
31 <para>
32 <application>GDM</application> is a system service that is
33 responsible for providing graphical logins and managing local
34 and remote displays.
35 </para>
36
37 &lfs101_checked;
38
39 <bridgehead renderas="sect3">Package Information</bridgehead>
40 <itemizedlist spacing="compact">
41 <listitem>
42 <para>
43 Download (HTTP): <ulink url="&gdm-download-http;"/>
44 </para>
45 </listitem>
46 <listitem>
47 <para>
48 Download (FTP): <ulink url="&gdm-download-ftp;"/>
49 </para>
50 </listitem>
51 <listitem>
52 <para>
53 Download MD5 sum: &gdm-md5sum;
54 </para>
55 </listitem>
56 <listitem>
57 <para>
58 Download size: &gdm-size;
59 </para>
60 </listitem>
61 <listitem>
62 <para>
63 Estimated disk space required: &gdm-buildsize;
64 </para>
65 </listitem>
66 <listitem>
67 <para>
68 Estimated build time: &gdm-time;
69 </para>
70 </listitem>
71 </itemizedlist>
72 <!--
73 <bridgehead renderas="sect3">Additional Downloads</bridgehead>
74 <itemizedlist spacing="compact">
75 <listitem>
76 <para>
77 Required patch:
78 <ulink url="&patch-root;/gdm-&gdm-version;-security_fix-1.patch"/>
79 </para>
80 </listitem>
81 </itemizedlist>
82 -->
83 <bridgehead renderas="sect3">GDM Dependencies</bridgehead>
84
85 <bridgehead renderas="sect4">Required</bridgehead>
86 <para role="required">
87 <xref linkend="accountsservice"/>,
88 <xref linkend="gtk3"/>,
89 <xref linkend="iso-codes"/>,
90 <xref linkend="itstool"/>,
91 <xref linkend="libcanberra"/>,
92 <xref linkend="libdaemon"/>, and
93 <xref linkend="linux-pam"/>
94 </para>
95
96 <bridgehead renderas="sect4">Optional</bridgehead>
97 <para role="optional">
98 <xref linkend="keyutils"/>
99 </para>
100
101 <bridgehead renderas="sect4">Runtime Dependencies</bridgehead>
102 <para role="required">
103 <xref role="runtime" linkend="gnome-session"/>,
104 <xref role="runtime" linkend="gnome-shell"/>, and
105 <phrase revision="sysv"><xref role="runtime" linkend="elogind"/></phrase>
106 <phrase revision="systemd"><xref role="runtime" linkend="systemd"/></phrase>
107 </para>
108
109 <para condition="html" role="usernotes">User Notes:
110 <ulink url="&blfs-wiki;/gdm"/>
111 </para>
112 </sect2>
113
114 <sect2 role="installation">
115 <title>Installation of GDM</title>
116
117 <para>
118 It is recommended to have a dedicated user and group to take
119 control of the <command>gdm</command> daemon after it is
120 started. Issue the following commands as the
121 <systemitem class="username">root</systemitem> user:
122 </para>
123
124<screen role="root"><userinput>groupadd -g 21 gdm &amp;&amp;
125useradd -c "GDM Daemon Owner" -d /var/lib/gdm -u 21 \
126 -g gdm -s /bin/false gdm &amp;&amp;
127passwd -ql gdm</userinput></screen>
128
129 <para revision="sysv">
130 First, adapt GDM to build without systemd present:
131 </para>
132
133<screen revision="sysv"><userinput remap="pre">sed -i -r '/(^| )systemd_dep/d' meson.build</userinput></screen>
134
135 <para>
136 Install <application>GDM</application> by running the following
137 commands:
138 </para>
139
140<screen revision="sysv"><userinput>sed 's@systemd@elogind@' -i data/pam-lfs/gdm-launch-environment.pam &amp;&amp;
141
142mkdir build &amp;&amp;
143cd build &amp;&amp;
144
145meson --prefix=/usr \
146 --buildtype=release \
147 -Dplymouth=disabled \
148 -Dgdm-xsession=true \
149 -Dsystemd-journal=false \
150 -Dsystemdsystemunitdir=/tmp \
151 -Dsystemduserunitdir=/tmp .. &amp;&amp;
152ninja</userinput></screen>
153
154<screen revision="systemd"><userinput>mkdir build &amp;&amp;
155cd build &amp;&amp;
156
157meson --prefix=/usr \
158 --buildtype=release \
159 -Dplymouth=disabled \
160 -Dgdm-xsession=true .. &amp;&amp;
161ninja</userinput></screen>
162
163 <para>
164 This package does not come with a usable test suite.
165 </para>
166
167 <para>
168 Now, as the <systemitem class="username">root</systemitem> user:
169 </para>
170
171<screen role="root" revision="sysv"><userinput>ninja install &amp;&amp;
172rm -rv /tmp/*.{service,target.d}</userinput></screen>
173
174<screen role="root" revision="systemd"><userinput>ninja install</userinput></screen>
175
176 </sect2>
177
178 <sect2 role="commands">
179 <title>Command Explanations</title>
180
181 <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
182 href="../../xincludes/meson-buildtype-release.xml"/>
183
184 <para>
185 <option>-Dinitial-vt=7</option>: Use this switch
186 to make <application>GDM</application> start on VT7
187 instead of the first free VT.
188 </para>
189
190 <para>
191 <parameter>-Dplymouth=disabled</parameter>: GDM now explicitly requires
192 plymouth to be installed. Use this switch to disable this dependency.
193 </para>
194
195 <para>
196 <option>-Ddefault-pam-config=lfs</option>: Use this
197 switch if you did not create the
198 <filename>/etc/lfs-release</filename> file or distribution
199 auto detection will fail and you will be unable to use
200 <application>GDM</application>.
201 </para>
202
203 <para>
204 <parameter>-Dgdm-xsession=true</parameter>: This enables the
205 installation of the <application>GDM</application> Xsession file.
206 </para>
207
208 </sect2>
209
210 <sect2 role="configuration">
211 <title>Configuring GDM</title>
212
213 <sect3 id="gdm-config">
214 <title>Config Files</title>
215
216 <para>
217 <filename>/etc/gdm/custom.conf</filename>
218 </para>
219
220 <indexterm zone="gdm gdm-config">
221 <primary sortas="e-etc-gdm-custom.conf">/etc/gdm/custom.conf</primary>
222 </indexterm>
223
224 </sect3>
225
226 <sect3>
227 <title>Configuration Information</title>
228
229 <para>
230 The GDM daemon is configured using the
231 <filename>/etc/gdm/custom.conf</filename> file. Default values
232 are stored in GSettings in the <filename>gdm.schemas</filename>
233 file. It is recommended that end-users modify the
234 <filename>/etc/gdm/custom.conf</filename> file because the schemas
235 file may be overwritten when the user updates their system to have
236 a newer version of <application>GDM</application>.
237 </para>
238
239 </sect3>
240
241 <sect3 id="gdm-init">
242 <title><phrase revision="sysv">Boot Script</phrase>
243 <phrase revision="systemd">Systemd Unit</phrase></title>
244
245 <indexterm zone="gdm gdm-init">
246 <primary sortas="f-gdm">gdm</primary>
247 </indexterm>
248
249 <para revision="sysv">
250 To start <command>gdm</command> automatically when the system is
251 switched to runlevel 5, install the
252 <filename>/etc/rc.d/init.d/xdm</filename> script and the
253 <filename>/etc/sysconfig/xdm</filename> configuration file
254 included in the <xref linkend="bootscripts"/> package
255 and adjust <filename>/etc/inittab</filename> by running
256 as the <systemitem class="username">root</systemitem> user:
257 </para>
258
259<screen role="root" revision="sysv"><userinput>make install-gdm</userinput></screen>
260
261 <para revision="sysv">
262 In order to permanently set the default runlevel to 5, starting the
263 <command>gdm</command> greeter screen automatically, you can modify
264 <filename>/etc/inittab</filename>. As the <systemitem
265 class="username">root</systemitem> user:
266 </para>
267
268<screen role="root" revision="sysv"><userinput>sed /initdefault/s/3/5/ -i /etc/inittab</userinput></screen>
269
270 <para revision="systemd">
271 To start the <command>gdm</command> daemon at boot, enable
272 the previously installed systemd unit by running the following command
273 as the <systemitem class="username">root</systemitem> user:
274 </para>
275
276<screen role="root" revision="systemd"><userinput>systemctl enable gdm</userinput></screen>
277
278<!-- [pierre October 2020] I don't understand why this is here: power
279 management works perfectly well
280 <para revision="sysv">
281 You should also disable default elogind power management:
282 </para>
283
284<screen role="root" revision="sysv"><userinput>cat &gt;&gt; /etc/elogind/logind.conf &lt;&lt; "EOF"
285<literal>AllowSuspend=no
286AllowHibernation=no</literal>
287EOF</userinput></screen>
288-->
289
290 </sect3>
291
292 </sect2>
293
294 <sect2 role="content">
295 <title>Contents</title>
296
297 <segmentedlist>
298 <segtitle>Installed Programs</segtitle>
299 <segtitle>Installed Libraries</segtitle>
300 <segtitle>Installed Directories</segtitle>
301
302 <seglistitem>
303 <seg>
304 gdm, gdmflexiserver, and gdm-screenshot
305 </seg>
306 <seg>
307 libgdm.so and pam_gdm.so (PAM Module)
308 </seg>
309 <seg>
310 /etc/gdm,
311 /usr/include/gdm,
312 /usr/share/gdm,
313 /usr/share/help/*/gdm,
314 /var/cache/gdm,
315 /var/lib/gdm,
316 /var/log/gdm, and
317 /var/run/gdm
318 </seg>
319 </seglistitem>
320 </segmentedlist>
321
322 <variablelist>
323 <bridgehead renderas="sect3">Short Descriptions</bridgehead>
324 <?dbfo list-presentation="list"?>
325 <?dbhtml list-presentation="table"?>
326
327 <varlistentry id="gdm-prog">
328 <term><command>gdm</command></term>
329 <listitem>
330 <para>
331 is a login prompt for <application>GNOME</application>
332 </para>
333 <indexterm zone="gdm gdm-prog">
334 <primary sortas="b-gdm">gdm</primary>
335 </indexterm>
336 </listitem>
337 </varlistentry>
338
339 <varlistentry id="gdm-screenshot">
340 <term><command>gdm-screenshot</command></term>
341 <listitem>
342 <para>
343 is a screenshot tool for <application>GDM</application>
344 </para>
345 <indexterm zone="gdm gdm-screenshot">
346 <primary sortas="b-gdm-screenshot">gdm-screenshot</primary>
347 </indexterm>
348 </listitem>
349 </varlistentry>
350
351 </variablelist>
352
353 </sect2>
354
355</sect1>
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