[e280697] | 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 systemd-download-http "http://www.freedesktop.org/software/systemd/systemd-&systemd-version;.tar.xz">
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| 8 | <!ENTITY systemd-download-ftp " ">
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| 9 | <!ENTITY systemd-md5sum "eac4f9fc5bd18a0efc3fc20858baacf3">
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| 10 | <!ENTITY systemd-size "2.7 MB">
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| 11 | <!ENTITY systemd-buildsize "97 MB">
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| 12 | <!ENTITY systemd-time "0.4 SBU">
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| 13 | ]>
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| 14 |
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| 15 | <sect1 id="systemd" xreflabel="systemd">
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| 16 | <?dbhtml filename="systemd.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>Systemd-&systemd-version;</title>
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| 24 |
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| 25 | <indexterm zone="systemd">
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| 26 | <primary sortas="a-systemd">systemd</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 Systemd</title>
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| 31 |
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[60b5b0b] | 32 | <para>This part contains instructions on how to build systemd package with
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| 33 | more features and why some features are required.
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| 34 | </para>
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[e280697] | 35 |
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| 36 | <!-- &lfs75_checked; -->
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| 37 |
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| 38 | <bridgehead renderas="sect3">Package Information</bridgehead>
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[60b5b0b] | 39 | <warning>
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| 40 | <para>
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| 41 | It is important that you use the _same_ version of systemd as it was used in LFS build.
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| 42 | </para>
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| 43 | </warning>
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| 44 |
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[e280697] | 45 | <itemizedlist spacing="compact">
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| 46 | <listitem>
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| 47 | <para>Download (HTTP): <ulink url="&systemd-download-http;"/></para>
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| 48 | </listitem>
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| 49 | <listitem>
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| 50 | <para>Download (FTP): <ulink url="&systemd-download-ftp;"/></para>
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| 51 | </listitem>
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| 52 | <listitem>
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| 53 | <para>Download MD5 sum: &systemd-md5sum;</para>
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| 54 | </listitem>
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| 55 | <listitem>
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| 56 | <para>Download size: &systemd-size;</para>
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| 57 | </listitem>
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| 58 | <listitem>
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| 59 | <para>Estimated disk space required: &systemd-buildsize;</para>
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| 60 | </listitem>
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| 61 | <listitem>
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| 62 | <para>Estimated build time: &systemd-time;</para>
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| 63 | </listitem>
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| 64 | </itemizedlist>
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| 65 |
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| 66 | <bridgehead renderas="sect3">Systemd Dependencies</bridgehead>
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| 67 |
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| 68 | <bridgehead renderas="sect4">Required</bridgehead>
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| 69 | <para role="required">
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| 70 | <xref linkend="glib2"/>,
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| 71 | <xref linkend="gobject-introspection"/>,
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[60b5b0b] | 72 | <xref linkend="linux-pam"/>
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[e280697] | 73 | </para>
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| 74 |
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| 75 | <bridgehead renderas="sect4">Optional Dependencies</bridgehead>
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| 76 | <para role="optional">
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[60b5b0b] | 77 | <xref linkend="libgcrypt"/> (see note below), and
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[e280697] | 78 | <xref linkend="gtk-doc"/> (to rebuild the documentation)
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| 79 | </para>
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| 80 |
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| 81 | <bridgehead renderas="sect4">Optional Runtime Dependencies</bridgehead>
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| 82 | <para role="optional">
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| 83 | <xref linkend="pciutils"/> and
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| 84 | <xref linkend="usbutils"/>
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| 85 | </para>
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| 86 |
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[60b5b0b] | 87 | <note>
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| 88 | <para>
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| 89 | Having the first two packages at build time results in:
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| 90 |
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| 91 | libgudev-1.0.so in /usr/lib, /usr/include/gudev-1.0 directory, GUdev-1.0.
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| 92 | {typelib,gir} GObject-Introspection bindings in /usr/lib/girepository-1.0
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| 93 | and /usr/share/gir-1.0 respectively.
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| 94 |
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| 95 | Since GLib2 has a dependency on Python, systemd Python bindings were also installed in:
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| 96 |
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| 97 | /usr/lib/python2.7/site-packages/systemd
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| 98 |
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| 99 | Having the Linux-PAM package at build time results in:
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| 100 |
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| 101 | pam_systemd.so in /lib/security, a PAM module used to register logins/logouts with systemd-logind component.
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| 102 |
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| 103 | This is required by anything that now requires ConsoleKit (desktops, mostly), as well as some other software.
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| 104 | </para>
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| 105 | </note>
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| 106 |
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[e280697] | 107 | <para condition="html" role="usernotes">User Notes:
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| 108 | <ulink url="&blfs-wiki;/systemd"/></para>
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| 109 |
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| 110 | </sect2>
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| 111 |
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| 112 | <sect2 role="installation">
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| 113 | <title>Installation of systemd</title>
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| 114 |
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| 115 | <para>fix a build error when using Util-Linux built in
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| 116 | LFS-Systemd</para>
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| 117 |
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| 118 | <screen><userinput>sed -i "s:blkid/::" $(grep -rl "blkid/blkid.h")</userinput></screen>
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| 119 |
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| 120 | <para>Apply a patch so that compat <command>pkg-config</command> files get
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| 121 | installed without installing compat libs which are useless on LFS:</para>
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| 122 |
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| 123 | <screen><userinput>patch -Np1 -i ../systemd-&systemd-version;-compat-1.patch</userinput></screen>
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| 124 |
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| 125 | <para>Prepare systemd for compilation:</para>
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| 126 |
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| 127 | <screen><userinput>
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| 128 | ./configure --prefix=/usr \
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| 129 | --sysconfdir=/etc \
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| 130 | --localstatedir=/var \
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| 131 | --with-rootprefix= \
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| 132 | --with-rootlibdir=/lib \
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| 133 | --enable-split-usr \
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| 134 | --docdir=/usr/share/doc/systemd-&systemd-version;</userinput></screen>
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| 135 |
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| 136 | <variablelist>
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| 137 | <title>The meaning of the configure options:</title>
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| 138 |
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| 139 | <varlistentry>
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| 140 | <term><parameter>--with-root*</parameter></term>
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| 141 | <listitem>
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| 142 | <para>These switches ensure that core programs and
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| 143 | shared libraries are installed in the subdirectories
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| 144 | of the root partition.</para>
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| 145 | </listitem>
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| 146 | </varlistentry>
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| 147 |
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| 148 | <varlistentry>
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| 149 | <term><parameter>--enable-split-usr</parameter></term>
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| 150 | <listitem>
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| 151 | <para>This switch ensures that systemd will work on
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| 152 | systems where /bin, /lib and /sbin directories are not
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| 153 | symlinks to their /usr counterparts.</para>
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| 154 | </listitem>
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| 155 | </varlistentry>
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| 156 |
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| 157 | </variablelist>
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| 158 |
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| 159 | <para>Compile the package:</para>
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| 160 |
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| 161 | <screen><userinput>make</userinput></screen>
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| 162 |
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| 163 | <para>First prevent few broken test cases from running:</para>
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| 164 |
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| 165 | <screen><userinput>sed -e "s:test/udev-test.pl::g"
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| 166 | -i Makefile</userinput></screen>
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| 167 |
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| 168 | <para>To test the results, issue:</para>
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| 169 |
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| 170 | <screen><userinput>make -k check</userinput></screen>
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[60b5b0b] | 171 | <note>
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[e280697] | 172 | <para>For full test coverage, the test suite should be run
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[60b5b0b] | 173 | from a system booted using systemd.
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| 174 | </para>
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| 175 | </note>
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| 176 | <warning>
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[e280697] | 177 | <para>Installing the package will override all systemd components installed in LFS,
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[60b5b0b] | 178 | so it is advised that the re-installation is done in a rescue mode with no programs except basic
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| 179 | systemd ones running. To enter rescue mode with systemd, issue this as the <systemitem class="username">root</systemitem>
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| 180 | from a VT console:
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| 181 | </para>
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| 182 | </warning>
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[e280697] | 183 | <screen role="root"><userinput>systemctl start rescue.target</userinput></screen>
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| 184 |
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| 185 | <para>Install the package as the <systemitem class="username">root</systemitem>
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| 186 | user:</para>
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| 187 |
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| 188 | <screen role="root"><userinput>make install</userinput></screen>
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| 189 |
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| 190 | <para>Move NSS myhostname library to<filename
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| 191 | class="directory">/lib</filename>:</para>
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| 192 |
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| 193 | <screen><userinput>mv -v /usr/lib/libnss_myhostname.so.2 /lib</userinput></screen>
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| 194 |
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| 195 | <para>Remove an unnecessary directory:</para>
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| 196 |
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| 197 | <screen><userinput>rm -rfv /usr/lib/rpm</userinput></screen>
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| 198 |
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| 199 | <para>Remove a reference to a non-existent group:</para>
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| 200 |
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| 201 | <screen><userinput>sed -i "s:0775 root lock:0755 root root:g" /usr/lib/tmpfiles.d/legacy.conf</userinput></screen>
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| 202 |
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[60b5b0b] | 203 | <warning>
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[e280697] | 204 | <para>WARNING do NOT run the systemd-machine-id-setup command again,
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| 205 | UUID was generated once and as its name says,
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| 206 | it should be unique. Generating a new one might result in broken logs from
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| 207 | journald and who knows what else.
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| 208 | </para>
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[60b5b0b] | 209 | </warning>
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| 210 |
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| 211 | <note>
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| 212 | <para>If libgcrypt was present at build time, make sure you move both libgpg-error and
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| 213 | libgcrypt versioned libraries to /lib so that they are
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| 214 | available in case of separate /usr by
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| 215 | issuing the following commands as the <systemitem class="username">root</systemitem>
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| 216 | user:
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| 217 |
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| 218 | <screen role="root"><userinput>mv -v /usr/lib/libgcrypt.so.* /usr/lib/libgpg-error.so.* /lib
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| 219 | ln -sfv ../../lib/$(readlink /usr/lib/libgcrypt.so) /usr/lib/libgcrypt.so
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| 220 | ln -sfv ../../lib/$(readlink /usr/lib/libgpg-error.so) /usr/lib/libgpg-error.so</userinput></screen></para></note>
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[e280697] | 221 |
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| 222 | <para>If the pam_systemd.so PAM module was built, the system-sesion
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| 223 | PAM file needs to be modified and a new file needs to be created in order
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| 224 | for systemd-logind to work correctly. Create the configuration file by
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| 225 | issuing the following commands as the <systemitem class="username">root</systemitem>
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| 226 | user:
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| 227 | </para>
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| 228 |
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| 229 | <screen role="root"><userinput>
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| 230 |
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| 231 | cat > /etc/pam.d/system-session << "EOF"
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| 232 | # Begin Systemd addition
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| 233 |
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| 234 | session optional pam_loginuid.so
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| 235 | session optional pam_systemd.so
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| 236 | # End Systemd addition
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| 237 | EOF &&
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| 238 |
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| 239 | cat > /etc/pam.d/systemd-user << "EOF"
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| 240 | # Begin /etc/pam.d/systemd-user
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| 241 |
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| 242 | account required pam_access.so
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| 243 | account include system-account
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| 244 |
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| 245 | session required pam_env.so
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| 246 | session required pam_limits.so
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| 247 | session include system-session
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| 248 |
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| 249 | auth required pam_deny.so
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| 250 | password required pam_deny.so
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| 251 |
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| 252 | # End /etc/pam.d/systemd-user
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| 253 | EOF</userinput></screen>
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| 254 |
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| 255 | <para>At this point it would be a nice idea to reboot, or rather restart the
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| 256 | systemd components in case of new dependencies as the <systemitem class="username">root</systemitem>
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| 257 | user:</para>
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| 258 |
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| 259 | <screen role="root"><userinput>systemctl daemon-reexec
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| 260 | systemctl restart systemd-logind systemd-journald systemd-udevd</userinput></screen>
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| 261 |
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| 262 | </sect2>
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| 263 |
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| 264 | <sect2 role="content">
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| 265 | <title>Contents</title>
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[4d66725] | 266 | <para>
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| 267 | A list of the installed files, along with their short descriptions can be
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| 268 | found at <ulink url="http://www.linuxfromscratch.org/lfs/view/&lfs-version;/chapter06/systemd.html#contents-systemd"/>.
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| 269 | </para>
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[e280697] | 270 |
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| 271 | </sect2>
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| 272 |
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| 273 | </sect1>
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