source: BOOK/final-system/common/systemd.xml @ 0959d10

clfs-3.0.0-systemdsystemd
Last change on this file since 0959d10 was 0959d10, checked in by Chris Staub <chris@…>, 10 years ago

Update to installed dirs for systemd
  • Property mode set to 100644
File size: 17.9 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<sect1 id="ch-system-systemd" role="wrap">
8  <?dbhtml filename="systemd.html"?>
9
10  <title>Systemd-&systemd-version;</title>
11
12  <indexterm zone="ch-system-systemd">
13    <primary sortas="a-systemd">Systemd</primary>
14  </indexterm>
15
16  <sect2 role="package">
17    <title/>
18
19    <para>The systemd package is a system and service manager for Linux
20    operating systems.</para>
21
22  </sect2>
23
24  <sect2 role="installation">
25    <title>Installation of Systemd</title>
26
27    <para os="p1">Systemd 211 merged several libraries into
28    <filename class="libraryfile">libsystemd</filename>, but some packages
29    that use systemd still expect those separate libraries. Apply a patch
30    to allow backwards compatibility with these packages by
31    installing Pkg-config files for the old libraries:</para>
32
33<screen os="p2"><userinput>patch -Np1 -i ../&systemd-compat-patch;</userinput></screen>
34
35    <para os="s1">The <filename>timesyncd.conf</filename> file contains a
36    reference to a non-existent <filename>timesyncd.conf(5)</filename> man
37    page. Remove that reference to avoid possible confusion:</para>
38
39<screen os="s2"><userinput>sed -i '/timesyncd.conf/d' src/timesync/timesyncd.conf.in</userinput></screen>
40
41    <para os="a">Prepare systemd for compilation:</para>
42
43<screen os="b"><userinput>./configure --prefix=/usr \
44    --sysconfdir=/etc --localstatedir=/var \
45    --libexecdir=/usr/lib --docdir=/usr/share/doc/systemd-&systemd-version; \
46    --with-rootprefix="" --with-rootlibdir=/lib \
47    --enable-split-usr --disable-gudev --with-kbd-loadkeys=/bin/loadkeys \
48    --with-kbd-setfont=/bin/setfont --with-dbuspolicydir=/etc/dbus-1/system.d \
49    --with-dbusinterfacedir=/usr/share/dbus-1/interfaces \
50    --with-dbussessionservicedir=/usr/share/dbus-1/services \
51    --with-dbussystemservicedir=/usr/share/dbus-1/system-services</userinput></screen>
52
53    <variablelist os="c">
54      <title>The meaning of the configure options:</title>
55
56      <varlistentry>
57        <term><parameter>--with-root*</parameter></term>
58        <listitem>
59          <para>These switches ensure that core programs and
60          shared libraries are installed in the subdirectories
61          of the root partition.</para>
62        </listitem>
63      </varlistentry>
64
65      <varlistentry>
66        <term><parameter>--enable-split-usr</parameter></term>
67        <listitem>
68          <para>This switch ensures that systemd will work on
69          systems where /bin, /lib and /sbin directories are not
70          symlinks to their /usr counterparts.</para>
71        </listitem>
72      </varlistentry>
73
74      <varlistentry>
75        <term><parameter>--disable-gudev</parameter></term>
76        <listitem>
77          <para>This switch prevents systemd from building
78          <filename class="libraryfile">libgudev</filename> as it requires
79          Glib, which is not installed in CLFS.</para>
80        </listitem>
81      </varlistentry>
82
83      <varlistentry>
84        <term><parameter>--with-dbus*</parameter></term>
85        <listitem>
86          <para>These switches ensure that D-Bus configuration files get
87          installed to the correct locations.</para>
88        </listitem>
89      </varlistentry>
90    </variablelist>
91
92    <para os="d">Compile the package:</para>
93
94<screen os="e"><userinput>make</userinput></screen>
95
96    <para os="f">Prevent a broken test case from running:</para>
97
98<screen os="g"><userinput remap="test">sed -e "s:test/udev-test.pl::g" \
99    -e "s:test-bus-cleanup\$(EXEEXT) ::g" \
100    -e "s:test-bus-gvariant\$(EXEEXT) ::g" \
101    -i Makefile</userinput></screen>
102
103    <para os="h">To test the results, issue:</para>
104
105<screen os="i"><userinput remap="test">make check</userinput></screen>
106
107    <para os="j">Install the package:</para>
108
109<screen os="k"><userinput>make install</userinput></screen>
110
111    <para os="l">Install documentation files that are not installed by default:</para>
112
113<screen os="m"><userinput>install -v -m644 man/*.html /usr/share/doc/systemd-&systemd-version;</userinput></screen>
114
115    <para os="n">Move NSS myhostname library to <filename class="directory">/lib
116</filename>:</para>
117
118<screen os="o"><userinput>mv -v /usr/lib/libnss_myhostname.so.2 /lib</userinput></screen>
119
120    <para os="p">Remove an unnecessary directory:</para>
121
122<screen os="q"><userinput>rm -rfv /usr/lib/rpm</userinput></screen>
123
124    <para os="r">Create symlinks for backwards-compatibility with Sysvinit:</para>
125
126<screen os="s"><userinput>for tool in runlevel reboot shutdown poweroff halt telinit; do
127  ln -sfv ../bin/systemctl /sbin/$tool
128done
129ln -sfv ../lib/systemd/systemd /sbin/init</userinput></screen>
130
131    <para os="t">Modify a configuration file which references a group that
132    doesn't exist:</para>
133
134<screen os="u"><userinput>sed -i "s@root lock@root root@g" /usr/lib/tmpfiles.d/legacy.conf</userinput></screen>
135
136  </sect2>
137
138  <sect2 id="conf-systemd" role="configuration">
139    <title>Configuring Systemd</title>
140
141    <indexterm zone="conf-systemd">
142      <primary sortas="a-systemd">systemd</primary>
143    <secondary>configuring</secondary></indexterm>
144
145    <indexterm zone="conf-systemd">
146      <primary sortas="e-/etc/os-release">/etc/os-release</primary>
147    </indexterm>
148
149    <para>Create <filename>/etc/machine-id</filename> which is needed
150    by Journald:</para>
151
152<screen><userinput>systemd-machine-id-setup</userinput></screen>
153
154    <para>Create a file to identify the operating system.
155    <command>systemd</command> will use this file on boot to put information
156    on the screen.</para>
157
158<screen><userinput>cat &gt; /etc/os-release &lt;&lt; "EOF"
159# Begin /etc/os-release
160
161NAME=Cross-LFS
162ID=clfs
163
164PRETTY_NAME=Cross Linux From Scratch
165ANSI_COLOR=0;33
166
167VERSION=&version;
168VERSION_ID=&versionid;
169
170# End /etc/os-release
171EOF</userinput></screen>
172
173  </sect2>
174
175  <sect2 id="contents-systemd" role="content">
176    <title>Contents of Systemd</title>
177
178    <segmentedlist>
179      <segtitle>Installed programs</segtitle>
180      <segtitle>Installed libraries</segtitle>
181      <segtitle>Installed directories</segtitle>
182
183      <seglistitem>
184        <seg>bootctl, busctl, halt (link to systemctl), hostnamectl,
185        init (link to systemd), journalctl, kernel-install, localectl, loginctl,
186        machinectl, poweroff (link to systemctl), reboot (link to systemctl),
187        runlevel (link to systemctl), shutdown (link to systemctl),
188        systemctl, system-analyze, systemd-ask-password, systemd-cat,
189        systemd-cgls, systemd-cgtop, systemd-coredumpctl, systemd-delta,
190        systemd-detect-virt, systemd-inhibit, systemd-machine-id-setup,
191        systemd-notify, systemd-nspawn, systemd-run, systemd-stdio-bridge
192        (link to systemd-bus-proxyd), systemd-tmpfiles,
193        systemd-tty-ask-password-agent, telinit (link to systemctl),
194        timedatectl, udevadm</seg>
195        <seg>libnss_myhostname.so, libsystemd.so, libudev.so</seg>
196        <seg>/etc/binfmt.d, /etc/init.d, /etc/kernel, /etc/modules-load.d,
197        /etc/sysctl.d, /etc/systemd, /etc/tmpfiles.d, /etc/udev,
198        /etc/xdg/systemd, /lib/systemd, /lib/udev, /usr/include/systemd,
199        /usr/lib/binfmt.d, /usr/lib/kernel, /usr/lib/modules-load.d,
200        /usr/lib/sysctl.d, /usr/lib/systemd,
201        /usr/share/doc-systemd-&systemd-version;, /usr/share/systemd,
202        /usr/share/zsh, /var/lib/systemd</seg>
203      </seglistitem>
204    </segmentedlist>
205
206    <variablelist>
207      <bridgehead renderas="sect3">Short Descriptions</bridgehead>
208      <?dbfo list-presentation="list"?>
209      <?dbhtml list-presentation="table"?>
210
211      <varlistentry id="bootctl">
212        <term><command>bootctl</command></term>
213        <listitem>
214          <para>Controls the firmware and boot manager settings</para>
215          <indexterm zone="ch-system-systemd bootctl">
216            <primary sortas="b-bootctl">bootctl</primary>
217          </indexterm>
218        </listitem>
219      </varlistentry>
220
221      <varlistentry id="busctl">
222        <term><command>busctl</command></term>
223        <listitem>
224          <para>Introspects and monitors the D-Bus bus</para>
225          <indexterm zone="ch-system-systemd busctl">
226            <primary sortas="b-busctl">busctl</primary>
227          </indexterm>
228        </listitem>
229      </varlistentry>
230
231      <varlistentry id="halt">
232        <term><command>halt</command></term>
233        <listitem>
234          <para>Halts, powers off, or reboots the machine</para>
235          <indexterm zone="ch-system-systemd halt">
236            <primary sortas="b-halt">halt</primary>
237          </indexterm>
238        </listitem>
239      </varlistentry>
240
241      <varlistentry id="hostnamectl">
242        <term><command>hostnamectl</command></term>
243        <listitem>
244          <para>Controls the system hostname</para>
245          <indexterm zone="ch-system-systemd hostnamectl">
246            <primary sortas="b-hostnamectl">hostnamectl</primary>
247          </indexterm>
248        </listitem>
249      </varlistentry>
250
251      <varlistentry id="init">
252        <term><command>init</command></term>
253        <listitem>
254          <para>systemd system and service manager</para>
255          <indexterm zone="ch-system-systemd init">
256            <primary sortas="b-init">init</primary>
257          </indexterm>
258        </listitem>
259      </varlistentry>
260
261      <varlistentry id="journalctl">
262        <term><command>journalctl</command></term>
263        <listitem>
264          <para>Queries the systemd journal</para>
265          <indexterm zone="ch-system-systemd journalctl">
266            <primary sortas="b-journalctl">journalctl</primary>
267          </indexterm>
268        </listitem>
269      </varlistentry>
270
271      <varlistentry id="kernel-install">
272        <term><command>kernel-install</command></term>
273        <listitem>
274          <para>Adds and removes kernel and initramfs images to and from
275          <filename class="directory">/boot</filename></para>
276          <indexterm zone="ch-system-systemd kernel-install">
277            <primary sortas="b-kernel-install">kernel-install</primary>
278          </indexterm>
279        </listitem>
280      </varlistentry>
281
282      <varlistentry id="localectl">
283        <term><command>localectl</command></term>
284        <listitem>
285          <para>Controls the system locale and keyboard layout settings</para>
286          <indexterm zone="ch-system-systemd localectl">
287            <primary sortas="b-localectl">localectl</primary>
288          </indexterm>
289        </listitem>
290      </varlistentry>
291
292      <varlistentry id="loginctl">
293        <term><command>loginctl</command></term>
294        <listitem>
295          <para>Controls the systemd login manager</para>
296          <indexterm zone="ch-system-systemd loginctl">
297            <primary sortas="b-loginctl">loginctl</primary>
298          </indexterm>
299        </listitem>
300      </varlistentry>
301
302      <varlistentry id="machinectl">
303        <term><command>machinectl</command></term>
304        <listitem>
305          <para>Controls the systemd machine manager</para>
306          <indexterm zone="ch-system-systemd machinectl">
307            <primary sortas="b-machinectl">machinectl</primary>
308          </indexterm>
309        </listitem>
310      </varlistentry>
311
312      <varlistentry id="poweroff">
313        <term><command>poweroff</command></term>
314        <listitem>
315          <para>Halts, powers off, or reboots the machine</para>
316          <indexterm zone="ch-system-systemd poweroff">
317            <primary sortas="b-poweroff">poweroff</primary>
318          </indexterm>
319        </listitem>
320      </varlistentry>
321
322      <varlistentry id="reboot">
323        <term><command>reboot</command></term>
324        <listitem>
325          <para>Halts, powers off, or reboots the machine</para>
326          <indexterm zone="ch-system-systemd reboot">
327            <primary sortas="b-reboot">reboot</primary>
328          </indexterm>
329        </listitem>
330      </varlistentry>
331
332      <varlistentry id="runlevel">
333        <term><command>runlevel</command></term>
334        <listitem>
335          <para>Prints previous and current SysV runlevel</para>
336          <indexterm zone="ch-system-systemd runlevel">
337            <primary sortas="b-runlevel">runlevel</primary>
338          </indexterm>
339        </listitem>
340      </varlistentry>
341
342      <varlistentry id="shutdown">
343        <term><command>shutdown</command></term>
344        <listitem>
345          <para>Halts, powers off, or reboots the machine</para>
346          <indexterm zone="ch-system-systemd shutdown">
347            <primary sortas="b-shutdown">shutdown</primary>
348          </indexterm>
349        </listitem>
350      </varlistentry>
351
352      <varlistentry id="systemctl">
353        <term><command>systemctl</command></term>
354        <listitem>
355          <para>Control the systemd system and service manager</para>
356          <indexterm zone="ch-system-systemd systemctl">
357            <primary sortas="b-systemctl">systemctl</primary>
358          </indexterm>
359        </listitem>
360      </varlistentry>
361
362      <varlistentry id="systemd">
363        <term><command>systemd</command></term>
364        <listitem>
365          <para>System and service manager for Linux</para>
366          <indexterm zone="ch-system-systemd systemd">
367            <primary sortas="b-systemd">systemd</primary>
368          </indexterm>
369        </listitem>
370      </varlistentry>
371
372      <varlistentry id="systemd-analyze">
373        <term><command>systemd-analyze</command></term>
374        <listitem>
375          <para>Analyzes system boot-up permformance</para>
376          <indexterm zone="ch-system-systemd systemd-analyze">
377            <primary sortas="b-systemd-analyze">systemd-analyze</primary>
378          </indexterm>
379        </listitem>
380      </varlistentry>
381
382      <varlistentry id="systemd-ask-password">
383        <term><command>systemd-ask-password</command></term>
384        <listitem>
385          <para>Queries the user for a system passphrase, via the
386          TTY or an UI agent.</para>
387          <indexterm zone="ch-system-systemd systemd-ask-password">
388            <primary sortas="b-systemd-ask-password">systemd-ask-password</primary>
389          </indexterm>
390        </listitem>
391      </varlistentry>
392
393      <varlistentry id="systemd-cat">
394        <term><command>systemd-cat</command></term>
395        <listitem>
396          <para>Connects a pipeline or program's output with the journal</para>
397          <indexterm zone="ch-system-systemd systemd-cat">
398            <primary sortas="b-systemd-cat">systemd-cat</primary>
399          </indexterm>
400        </listitem>
401      </varlistentry>
402
403      <varlistentry id="systemd-cgls">
404        <term><command>systemd-cgls</command></term>
405        <listitem>
406          <para>Recursively shows control group contents</para>
407          <indexterm zone="ch-system-systemd systemd-cgls">
408            <primary sortas="b-systemd-cgls">systemd-cgls</primary>
409          </indexterm>
410        </listitem>
411      </varlistentry>
412
413      <varlistentry id="systemd-notify">
414        <term><command>systemd-notify</command></term>
415        <listitem>
416          <para>Notify init system about start-up completion and other daemon
417          status changes</para>
418          <indexterm zone="ch-system-systemd systemd-notify">
419            <primary sortas="b-systemd-notify">systemd-notify</primary>
420          </indexterm>
421        </listitem>
422      </varlistentry>
423
424      <varlistentry id="systemd-tty-ask-password-agent">
425        <term><command>systemd-tty-ask-password-agent</command></term>
426        <listitem>
427          <para>Process system password requests</para>
428          <indexterm zone="ch-system-systemd systemd-tty-ask-password-agent">
429            <primary sortas="b-systemd-tty-ask-password-agent">systemd-tty-ask-password-agent</primary>
430          </indexterm>
431        </listitem>
432      </varlistentry>
433
434      <varlistentry id="telinit">
435        <term><command>telinit</command></term>
436        <listitem>
437          <para>Tells <command>init</command> which run-level to change to</para>
438          <indexterm zone="ch-system-systemd telinit">
439            <primary sortas="b-telinit">telinit</primary>
440          </indexterm>
441        </listitem>
442      </varlistentry>
443
444      <varlistentry id="pam_systemd">
445        <term><filename class="libraryfile">pam_systemd</filename></term>
446        <listitem>
447          <para>Register user sessions in the systemd control group
448          hierarchy</para>
449          <indexterm zone="ch-system-systemd pam_systemd">
450            <primary sortas="c-pam_systemd">pam_systemd</primary>
451          </indexterm>
452        </listitem>
453      </varlistentry>
454
455      <varlistentry id="lib-systemd">
456        <term><filename class="directory">/lib/systemd</filename></term>
457        <listitem>
458          <para>Location of system units and configurations</para>
459          <indexterm zone="ch-system-systemd lib-systemd">
460            <primary sortas="e-/lib/systemd">/lib/systemd</primary>
461          </indexterm>
462        </listitem>
463      </varlistentry>
464
465      <varlistentry id="etc-systemd">
466        <term><filename class="directory">/etc/systemd</filename></term>
467        <listitem>
468          <para>Location of user units and configurations</para>
469          <indexterm zone="ch-system-systemd etc-systemd">
470            <primary sortas="e-/etc/systemd">/etc/systemd</primary>
471          </indexterm>
472        </listitem>
473      </varlistentry>
474
475      <varlistentry id="etc-tmpfilesd">
476        <term><filename class="directory">/etc/tmpfiles.d</filename></term>
477        <listitem>
478          <para>Configuration for creation, deletion and cleaning of temporary
479          and volatile files</para>
480          <indexterm zone="ch-system-systemd etc-tmpfilesd">
481            <primary sortas="e-/etc/tmpfiles.d">/etc/tmpfiles.d</primary>
482          </indexterm>
483        </listitem>
484      </varlistentry>
485
486      <varlistentry id="usr-share-systemd">
487        <term><filename class="directory">/usr/share/systemd</filename></term>
488        <listitem>
489          <para>Location of session unit files</para>
490          <indexterm zone="ch-system-systemd usr-share-systemd">
491            <primary sortas="e-/usr/share/systemd">/usr/share/systemd</primary>
492          </indexterm>
493        </listitem>
494      </varlistentry>
495
496    </variablelist>
497
498  </sect2>
499
500</sect1>
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