source: x/dm/lightdm.xml@ 7306976

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Last change on this file since 7306976 was fbcb3846, checked in by Bruce Dubbs <bdubbs@…>, 6 years ago

Update to webkitgtk-2.18.5.
Update to rpcsvc-proto-1.3.1.
Update to node.js-9.4.0.
Update to libseccomp-2.3.3.
Move note from llvm to lvm2
Tweak lightdm instructions.

git-svn-id: svn://svn.linuxfromscratch.org/BLFS/trunk/BOOK@19671 af4574ff-66df-0310-9fd7-8a98e5e911e0
  • Property mode set to 100644
File size: 13.2 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<!-- lightdm -->
8 <!ENTITY lightdm-download-http "https://launchpad.net/lightdm/1.24/&lightdm-version;/+download/lightdm-&lightdm-version;.tar.xz">
9 <!ENTITY lightdm-download-ftp " ">
10 <!ENTITY lightdm-md5sum "76d65ba5d1bc93e80b611771698739db">
11 <!ENTITY lightdm-size "508 KB">
12 <!ENTITY lightdm-buildsize "20 MB">
13 <!ENTITY lightdm-time "0.2 SBU ">
14
15<!-- lightdm-gtk-greeter -->
16 <!ENTITY lightdm-gtk-greeter-download-http "https://launchpad.net/lightdm-gtk-greeter/2.0/&lightdm-gtk-greeter-version;/+download/lightdm-gtk-greeter-&lightdm-gtk-greeter-version;.tar.gz">
17 <!ENTITY lightdm-gtk-greeter-download-ftp " ">
18 <!ENTITY lightdm-gtk-greeter-md5sum "29f352906d200568cceb4d449b5619c6">
19 <!ENTITY lightdm-gtk-greeter-size "480 KB">
20 <!ENTITY lightdm-gtk-greeter-buildsize "3.9 MB">
21 <!ENTITY lightdm-gtk-greeter-time "less than 0.1 SBU ">
22]>
23
24<sect1 id="lightdm" xreflabel="lightdm-&lightdm-version;">
25 <?dbhtml filename="lightdm.html"?>
26
27 <sect1info>
28 <othername>$LastChangedBy$</othername>
29 <date>$Date$</date>
30 </sect1info>
31
32 <title>lightdm-&lightdm-version;</title>
33
34 <indexterm zone="lightdm">
35 <primary sortas="a-lightdm">lightdm</primary>
36 </indexterm>
37
38 <sect2 role="package">
39 <title>Introduction to Lightdm</title>
40
41 <para>
42 The <application>lightdm</application> package contains a lightweight
43 display manager based upon GTK.
44 </para>
45
46 &lfs81_checked;
47
48 <bridgehead renderas="sect3">Lightdm Package Information</bridgehead>
49 <itemizedlist spacing="compact">
50 <listitem>
51 <para>
52 Download (HTTP): <ulink url="&lightdm-download-http;"/>
53 </para>
54 </listitem>
55 <listitem>
56 <para>
57 Download (FTP): <ulink url="&lightdm-download-ftp;"/>
58 </para>
59 </listitem>
60 <listitem>
61 <para>
62 Download MD5 sum: &lightdm-md5sum;
63 </para>
64 </listitem>
65 <listitem>
66 <para>
67 Download size: &lightdm-size;
68 </para>
69 </listitem>
70 <listitem>
71 <para>
72 Estimated disk space required: &lightdm-buildsize;
73 </para>
74 </listitem>
75 <listitem>
76 <para>
77 Estimated build time: &lightdm-time;
78 </para>
79 </listitem>
80 </itemizedlist>
81
82 <note>
83 <para>
84 The greeter is a program to present a graphical login screen. There
85 are several alternative greeters, but the gtk+ package is the reference
86 implementation. For a list of other greeters, see <ulink
87 url="https://en.wikipedia.org/wiki/LightDM"/>.
88 </para>
89 </note>
90
91 <bridgehead renderas="sect3">Lightdm-gtk-greeter Package Information</bridgehead>
92 <itemizedlist spacing="compact">
93 <listitem>
94 <para>
95 Download (HTTP): <ulink url="&lightdm-gtk-greeter-download-http;"/>
96 </para>
97 </listitem>
98 <listitem>
99 <para>
100 Download (FTP): <ulink url="&lightdm-gtk-greeter-download-ftp;"/>
101 </para>
102 </listitem>
103 <listitem>
104 <para>
105 Download MD5 sum: &lightdm-gtk-greeter-md5sum;
106 </para>
107 </listitem>
108 <listitem>
109 <para>
110 Download size: &lightdm-gtk-greeter-size;
111 </para>
112 </listitem>
113 <listitem>
114 <para>
115 Estimated disk space required: &lightdm-gtk-greeter-buildsize;
116 </para>
117 </listitem>
118 <listitem>
119 <para>
120 Estimated build time: &lightdm-gtk-greeter-time;
121 </para>
122 </listitem>
123 </itemizedlist>
124
125 <bridgehead renderas="sect3">Lightdm Dependencies</bridgehead>
126
127 <bridgehead renderas="sect4">Required</bridgehead>
128 <para role="required">
129 <xref linkend="gtk3"/>,
130 <xref linkend="libgcrypt"/>,
131 <xref linkend="linux-pam"/>, and
132 <xref linkend="pcre"/>
133 </para>
134
135 <bridgehead renderas="sect4">Recommended</bridgehead>
136 <para role="recommended">
137 <xref linkend="gobject-introspection"/>,
138 <xref linkend="libxklavier"/>, and
139 <xref linkend="vala"/>
140 </para>
141
142 <bridgehead renderas="sect4">Optional</bridgehead>
143 <para role="optional">
144 <xref linkend="at-spi2-core"/>,
145 <xref linkend="gtk-doc"/>,
146 <xref linkend="itstool"/>,
147 <xref linkend="qt5"/>,
148 <ulink url="https://launchpad.net/intltool">intltool</ulink>,
149 <ulink url="https://launchpad.net/ido">libido</ulink>, and
150 <ulink url="https://launchpad.net/libindicator">libindicator</ulink>
151
152 </para>
153
154 <para condition="html" role="usernotes">User Notes:
155 <ulink url="&blfs-wiki;/lightdm"/>
156 </para>
157 </sect2>
158
159 <sect2 role="installation">
160 <title>Installation of Lightdm</title>
161
162 <para>
163 First, create a dedicated user and group to take
164 control of the <command>lightdm</command> daemon after it is
165 started. Issue the following commands as the
166 <systemitem class="username">root</systemitem> user:
167 </para>
168
169<screen role="root"><userinput>groupadd -g 65 lightdm &amp;&amp;
170useradd -c "Lightdm Daemon" \
171 -d /var/lib/lightdm \
172 -u 65 -g lightdm \
173 -s /bin/false lightdm</userinput></screen>
174
175 <para>
176 Install <application>lightdm</application> by running the following
177 commands:
178 </para>
179
180<screen><userinput>./configure \
181 --prefix=/usr \
182 --libexecdir=/usr/lib/lightdm \
183 --localstatedir=/var \
184 --sbindir=/usr/bin \
185 --sysconfdir=/etc \
186 --disable-static \
187 --disable-tests \
188 --with-greeter-user=lightdm \
189 --with-greeter-session=lightdm-gtk-greeter \
190 --docdir=/usr/share/doc/lightdm-&lightdm-version; &amp;&amp;
191make</userinput></screen>
192
193 <para>
194 This package does not come with a test suite.
195 </para>
196
197 <para>
198 Now, as the <systemitem class="username">root</systemitem> user:
199 </para>
200
201<screen role="root"><userinput>make install &amp;&amp;
202cp tests/src/lightdm-session /usr/bin &amp;&amp;
203rm -rf /etc/init &amp;&amp;
204install -v -dm755 -o lightdm -g lightdm /var/lib/lightdm &amp;&amp;
205install -v -dm755 -o lightdm -g lightdm /var/lib/lightdm-data &amp;&amp;
206install -v -dm755 -o lightdm -g lightdm /var/cache/lightdm &amp;&amp;
207install -v -dm770 -o lightdm -g lightdm /var/log/lightdm</userinput></screen>
208
209 <para>Now build the greeter:</para>
210
211<screen><userinput>tar -xf ../lightdm-gtk-greeter-2.0.3.tar.gz &amp;&amp;
212cd lightdm-gtk-greeter-&lightdm-gtk-greeter-version; &amp;&amp;
213
214export CFLAGS="$CFLAGS -Wno-declaration-after-statement" &amp;&amp;
215
216./configure \
217 --prefix=/usr \
218 --libexecdir=/usr/lib/lightdm \
219 --sbindir=/usr/bin \
220 --sysconfdir=/etc \
221 --with-libxklavier \
222 --enable-kill-on-sigterm \
223 --disable-libido \
224 --disable-libindicator \
225 --disable-static \
226 --docdir=/usr/share/doc/lightdm-gtk-greeter-&lightdm-gtk-greeter-version; &amp;&amp;
227
228make</userinput></screen>
229
230 <para>
231 Now, as the <systemitem class="username">root</systemitem> user:
232 </para>
233
234<screen><userinput>make install</userinput></screen>
235
236 </sect2>
237<!--
238 <sect2 role="commands">
239 <title>Command Explanations</title>
240
241 <para>
242 <parameter>-DCMAKE_BUILD_TYPE=Release</parameter>: This switch is used to
243 apply additional compiler optimizations.
244 </para>
245
246 </sect2>
247-->
248 <sect2 role="configuration">
249 <title>Configuring lightdm</title>
250
251 <sect3 id="lightdm-config">
252 <title>Config Files</title>
253
254 <para>
255 /etc/lightdm/{lightdm,users,keys}.conf
256 </para>
257
258 <indexterm zone="lightdm lightdm-config">
259 <primary sortas="e-etc-lightdm-lightdm.conf">/etc/lightdm/lightdm.conf</primary>
260 </indexterm>
261
262 <indexterm zone="lightdm lightdm-config">
263 <primary sortas="e-users.conf">/etc/lightdm/users.conf</primary>
264 </indexterm>
265
266 <indexterm zone="lightdm lightdm-config">
267 <primary sortas="e-keys.conf">/etc/lightdm/keys.conf</primary>
268 </indexterm>
269
270 <indexterm zone="lightdm lightdm-config">
271 <primary sortas="e-lightdm-gtk-greeter.conf">
272 /etc/lightdm/lightdm-gtk-greeter.conf</primary>
273 </indexterm>
274
275 </sect3>
276
277 <sect3 id="lightdm-bootscript">
278 <title><phrase revision="sysv">Boot Script</phrase>
279 <phrase revision="systemd">Systemd Unit</phrase></title>
280
281 <para revision="sysv">
282 Install the <filename revision="sysv">/etc/rc.d/init.d/lightdm</filename>
283 init script from the <xref linkend="bootscripts"/>
284 </para>
285
286<screen role="root" revision="sysv"><userinput>make install-lightdm</userinput></screen>
287 <indexterm zone="lightdm lightdm-bootscript">
288 <primary sortas="f-lightdm">lightdm</primary>
289 </indexterm>
290
291 <para revision="systemd">
292 Install and enable the systemd unit. From the
293 <xref linkend="systemd-units"/> package:
294 </para>
295
296<screen role="root" revision="systemd"><userinput>make install-lightdm &amp;&amp;
297systemctl enable lightdm</userinput></screen>
298
299 </sect3>
300
301 <sect3 id="lightdm-init" revision="sysv">
302 <title>Starting lightdm</title>
303
304 <para>
305 If the lightdm bootscript has been installed, start lightdm by running, as the
306 <systemitem class="username">root</systemitem> user:
307 </para>
308
309<screen role="root"><userinput>/etc/rc.d/init.d/lightdm start</userinput></screen>
310
311 <para>
312 By convention, X should be executed at runlevel 5, consequently, the
313 same is true for <application>lightdm</application>. However, LFS default
314 runlevel is 3. Changing to runlevel 5, from a console terminal, as
315 <systemitem class="username">root</systemitem> user, starts the
316 <command>lightdm</command> bootscript, bringing up the greeter screen:
317 </para>
318
319<screen role="root"><userinput>init 5</userinput></screen>
320
321 <para>
322 In order to permanently set the default to 5, starting the
323 <command>lightdm</command> greeter screen automatically, modify
324 <filename>/etc/inittab</filename>. As the <systemitem
325 class="username">root</systemitem> user:
326 </para>
327
328<screen role="root"><userinput>cp -v /etc/inittab{,-orig} &amp;&amp;
329sed -i '/initdefault/ s/3/5/' /etc/inittab</userinput></screen>
330
331 </sect3>
332
333 <sect3 id="lightdm-sessions">
334 <title>Available Sessions</title>
335
336 <para>
337 The greeter offers a list of available sessions,
338 depending on the Window Managers and Desktop Environments installed. The
339 list includes sessions which have a corresponding
340 <filename>.desktop</filename> file installed under
341 <filename class="directory">/usr/share/xsessions</filename>. Most of the
342 Window Managers and Desktop Environments automatically provide those
343 files, but if necessary, you may include a custom one.
344 </para>
345
346 </sect3>
347
348 </sect2>
349
350 <sect2 role="content">
351 <title>Contents</title>
352
353 <segmentedlist>
354 <segtitle>Installed Programs</segtitle>
355 <segtitle>Installed Libraries</segtitle>
356 <segtitle>Installed Directories</segtitle>
357
358 <seglistitem>
359 <seg>
360 dm-tool,
361 lightdm, and
362 lightdm-gtk-greeter
363 </seg>
364 <seg>
365 liblightdm-gobject-1.so
366 </seg>
367 <seg>
368 /etc/lightdm,
369 /etc/apparmor.d,
370 /usr/lib/lightdm,
371 /usr/include/lightdm-gobject-1,
372 /usr/share/help/C/lightdm
373 /usr/share/gtk-doc/html/lightdm-gobject-1,
374 /usr/share/doc/lightdm-gtk-greeter-&lightdm-gtk-greeter-version;,
375 /var/lib/lightdm,
376 /var/lib/lightdm-data,
377 /var/cache/lightdm, and
378 /var/log/lightdm
379 </seg>
380 </seglistitem>
381 </segmentedlist>
382
383 <variablelist>
384 <bridgehead renderas="sect3">Short Descriptions</bridgehead>
385 <?dbfo list-presentation="list"?>
386 <?dbhtml list-presentation="table"?>
387
388 <varlistentry id="lightdm-prog">
389 <term><command>lightdm</command></term>
390 <listitem>
391 <para>
392 is a display and login manager.
393 </para>
394 <indexterm zone="lightdm lightdm-prog">
395 <primary sortas="b-lightdm">lightdm</primary>
396 </indexterm>
397 </listitem>
398 </varlistentry>
399
400 <varlistentry id="lightdm-gtk-greeter">
401 <term><command>lightdm-gtk-greeter</command></term>
402 <listitem>
403 <para>
404 is an auxiliary process that displays the greeter,
405 a graphical user interface that performs user
406 authentication and initiates the selected window manager
407 or display environment.
408 </para>
409 <indexterm zone="lightdm lightdm-gtk-greeter">
410 <primary sortas="b-lightdm-gtk-greeter">lightdm-gtk-greeter</primary>
411 </indexterm>
412 </listitem>
413 </varlistentry>
414
415 </variablelist>
416
417 </sect2>
418
419</sect1>
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