[7152faa] | 1 | <?xml version="1.0" encoding="UTF-8"?>
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[f896e21c] | 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 |
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[35a5259] | 8 | <sect1 id="ch-system-systemd" role="wrap" revision="systemd">
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[cba2d4e] | 9 | <?dbhtml filename="systemd.html"?>
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[f896e21c] | 10 |
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| 11 | <sect1info condition="script">
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[cba2d4e] | 12 | <productname>systemd</productname>
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[f896e21c] | 13 | <productnumber>&systemd-version;</productnumber>
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| 14 | <address>&systemd-url;</address>
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| 15 | </sect1info>
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| 16 |
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[cba2d4e] | 17 | <title>Systemd-&systemd-version;</title>
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[f896e21c] | 18 |
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[cba2d4e] | 19 | <indexterm zone="ch-system-systemd">
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[1118b17] | 20 | <primary sortas="a-systemd">systemd</primary>
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[f896e21c] | 21 | </indexterm>
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| 22 |
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| 23 | <sect2 role="package">
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| 24 | <title/>
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| 25 |
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[1118b17] | 26 | <para>The systemd package contains programs for controlling the startup,
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[cba2d4e] | 27 | running, and shutdown of the system.</para>
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[f896e21c] | 28 |
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| 29 | <segmentedlist>
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| 30 | <segtitle>&buildtime;</segtitle>
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| 31 | <segtitle>&diskspace;</segtitle>
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| 32 |
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| 33 | <seglistitem>
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[6dfcfecc] | 34 | <seg>&systemd-fin-sbu;</seg>
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| 35 | <seg>&systemd-fin-du;</seg>
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[f896e21c] | 36 | </seglistitem>
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| 37 | </segmentedlist>
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| 38 | </sect2>
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| 39 |
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| 40 | <sect2 role="installation">
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[1118b17] | 41 | <title>Installation of systemd</title>
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[bc375da6] | 42 |
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[87119fd] | 43 | <para>Remove two unneeded groups,
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| 44 | <systemitem class="groupname">render</systemitem> and
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| 45 | <systemitem class="groupname">sgx</systemitem>, from the default udev
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[896e77e] | 46 | rules:</para>
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| 47 |
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[1f201845] | 48 | <screen><userinput remap="pre">sed -i -e 's/GROUP="render"/GROUP="video"/' \
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[96fa6f2] | 49 | -e 's/GROUP="sgx", //' rules.d/50-udev-default.rules.in</userinput></screen>
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[896e77e] | 50 |
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[8b4fb12] | 51 | <!-- https://github.com/systemd/systemd/pull/30549 -->
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| 52 | <para>Now fix a security vulnerability in the DNSSEC verification of
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[fe99d50] | 53 | <command>systemd-resolved</command> and a bug breaking running
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| 54 | <command>systemd-analyze verify</command> on an instantiated systemd
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| 55 | unit:</para>
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[8b4fb12] | 56 |
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[fe99d50] | 57 | <screen><userinput remap='pre'>patch -Np1 -i ../&systemd-upstream-patch;</userinput></screen>
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[8b4fb12] | 58 |
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[1118b17] | 59 | <para>Prepare systemd for compilation:</para>
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| 60 |
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[be00729f] | 61 | <screen><userinput remap="configure">mkdir -p build
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[04b2165] | 62 | cd build
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[fc199db] | 63 |
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[740ee46] | 64 | meson setup \
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| 65 | --prefix=/usr \
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[06cdaed] | 66 | --buildtype=release \
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[95906db] | 67 | -Ddefault-dnssec=no \
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| 68 | -Dfirstboot=false \
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| 69 | -Dinstall-tests=false \
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| 70 | -Dldconfig=false \
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| 71 | -Dsysusers=false \
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| 72 | -Drpmmacrosdir=no \
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[9afac64] | 73 | -Dhomed=disabled \
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[95906db] | 74 | -Duserdb=false \
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[33c9cb0] | 75 | -Dman=disabled \
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[38de42d] | 76 | -Dmode=release \
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[77e340bc] | 77 | -Dpamconfdir=no \
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[dfde664] | 78 | -Ddev-kvm-mode=0660 \
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[3864d23] | 79 | -Dnobody-group=nogroup \
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[73805590] | 80 | -Dsysupdate=disabled \
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[9afac64] | 81 | -Dukify=disabled \
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[d7e0db5] | 82 | -Ddocdir=/usr/share/doc/systemd-&systemd-version; \
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[fc199db] | 83 | ..</userinput></screen>
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[cba2d4e] | 84 |
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| 85 | <variablelist>
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[81ed05f] | 86 | <title>The meaning of the meson options:</title>
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[cba2d4e] | 87 |
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[06cdaed] | 88 | <varlistentry>
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| 89 | <term><parameter>--buildtype=release</parameter></term>
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| 90 | <listitem>
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| 91 | <para>This switch overrides the default buildtype
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[69854d2a] | 92 | (<quote>debug</quote>), which produces unoptimized
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[06cdaed] | 93 | binaries.</para>
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| 94 | </listitem>
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| 95 | </varlistentry>
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| 96 |
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[cba2d4e] | 97 | <varlistentry>
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[81ed05f] | 98 | <term><parameter>-Ddefault-dnssec=no</parameter></term>
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[cba2d4e] | 99 | <listitem>
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[81ed05f] | 100 | <para>This switch turns off the experimental DNSSEC support.</para>
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[cba2d4e] | 101 | </listitem>
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| 102 | </varlistentry>
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| 103 |
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| 104 | <varlistentry>
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[81ed05f] | 105 | <term><parameter>-Dfirstboot=false</parameter></term>
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[cba2d4e] | 106 | <listitem>
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[81ed05f] | 107 | <para>This switch prevents installation of systemd
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| 108 | services responsible for setting up the system for
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[69854d2a] | 109 | the first time. These are not useful in LFS, because
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[81ed05f] | 110 | everything is done manually.</para>
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[cba2d4e] | 111 | </listitem>
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| 112 | </varlistentry>
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| 113 |
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[e88a471b] | 114 | <varlistentry>
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| 115 | <term><parameter>-Dinstall-tests=false</parameter></term>
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| 116 | <listitem>
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| 117 | <para>This switch prevents installation of the compiled tests.</para>
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| 118 | </listitem>
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| 119 | </varlistentry>
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| 120 |
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[cba2d4e] | 121 | <varlistentry>
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[0d84af1] | 122 | <term><parameter>-Dldconfig=false</parameter></term>
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[cba2d4e] | 123 | <listitem>
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[0d84af1] | 124 | <para>This switch prevents installation of a systemd unit that runs
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[69854d2a] | 125 | <command>ldconfig</command> at boot; this is not useful for source
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| 126 | distributions such as LFS, and makes the boot time longer. Remove
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| 127 | this option to enable running <command>ldconfig</command> at boot.</para>
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[cba2d4e] | 128 | </listitem>
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| 129 | </varlistentry>
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| 130 |
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[1118b17] | 131 | <varlistentry>
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[81ed05f] | 132 | <term><parameter>-Dsysusers=false</parameter></term>
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[1118b17] | 133 | <listitem>
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| 134 | <para>This switch prevents installation of systemd
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| 135 | services responsible for setting up the
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| 136 | <filename>/etc/group</filename> and
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| 137 | <filename>/etc/passwd</filename> files. Both files
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[f09dd59] | 138 | were created in the previous chapter. This daemon is not useful
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[0a75d62] | 139 | on an LFS system since user accounts are manually created.</para>
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[cba2d4e] | 140 | </listitem>
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| 141 | </varlistentry>
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| 142 |
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[be00729f] | 143 | <varlistentry>
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| 144 | <term><parameter>-Drpmmacrosdir=no</parameter></term>
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| 145 | <listitem>
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| 146 | <para>This switch disables installation of RPM Macros
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[69854d2a] | 147 | for use with systemd, because LFS does not support RPM.</para>
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[be00729f] | 148 | </listitem>
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| 149 | </varlistentry>
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[d1fbbd0] | 150 |
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| 151 | <varlistentry>
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[9afac64] | 152 | <term><parameter>-Dhomed=disabled</parameter> and
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| 153 | <parameter>-Duserdb=false</parameter></term>
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[d1fbbd0] | 154 | <listitem>
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[69854d2a] | 155 | <para>Remove two daemons with dependencies that do not fit
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| 156 | within the scope of LFS.</para>
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[d1fbbd0] | 157 | </listitem>
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| 158 | </varlistentry>
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| 159 |
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[ceebda5] | 160 | <varlistentry>
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[56eed6c] | 161 | <term><parameter>-Dman=disabled</parameter></term>
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[ceebda5] | 162 | <listitem>
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| 163 | <para>Prevent the generation of man pages to avoid extra
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| 164 | dependencies. We will install pre-generated man pages for systemd
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[69854d2a] | 165 | from a tarball.</para>
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[ceebda5] | 166 | </listitem>
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| 167 | </varlistentry>
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| 168 |
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[38de42d] | 169 | <varlistentry>
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| 170 | <term><parameter>-Dmode=release</parameter></term>
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| 171 | <listitem>
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| 172 | <para>Disable some features considered experimental by upstream.
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| 173 | </para>
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| 174 | </listitem>
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| 175 | </varlistentry>
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| 176 |
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[77e340bc] | 177 | <varlistentry>
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| 178 | <term><parameter>-Dpamconfdir=no</parameter></term>
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| 179 | <listitem>
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| 180 | <para>Prevent the installation of a PAM configuration file not
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| 181 | functional on LFS.</para>
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| 182 | </listitem>
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| 183 | </varlistentry>
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[dfde664] | 184 |
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| 185 | <varlistentry>
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| 186 | <term><parameter>-Ddev-kvm-mode=0660</parameter></term>
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| 187 | <listitem>
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| 188 | <para>The default udev rule would allow all users to access
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| 189 | <filename class='devicefile'>/dev/kvm</filename>. The editors
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| 190 | consider it dangerous. This option overrides it.</para>
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| 191 | </listitem>
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| 192 | </varlistentry>
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[3864d23] | 193 |
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| 194 | <varlistentry>
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| 195 | <term><parameter>-Dnobody-group=nogroup</parameter></term>
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| 196 | <listitem>
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[ffecb9e] | 197 | <para>Tell the package the group name with GID 65534 is
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| 198 | <systemitem class='groupname'>nogroup</systemitem>.</para>
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[3864d23] | 199 | </listitem>
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[dfde664] | 200 | </varlistentry>
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[9afac64] | 201 |
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[73805590] | 202 | <varlistentry>
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| 203 | <term><parameter>-Dsysupdate=disabled</parameter></term>
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| 204 | <listitem>
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| 205 | <para>Do not install the <command>systemd-sysupdate</command>
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| 206 | tool. It's designed for automatically upgrading binary distros,
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| 207 | so it's useless for a basic Linux system built from source.
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| 208 | And it will report errors on boot if it's enabled but not properly
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| 209 | configured.</para>
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| 210 | </listitem>
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| 211 | </varlistentry>
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| 212 |
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[9afac64] | 213 | <varlistentry>
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| 214 | <term><parameter>-Dukify=disabled</parameter></term>
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| 215 | <listitem>
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| 216 | <para>Do not install the <command>systemd-ukify</command> script.
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| 217 | At runtime this script requires the
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| 218 | <application>pefile</application> Python module that neither LFS
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| 219 | nor BLFS provides.</para>
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| 220 | </listitem>
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| 221 | </varlistentry>
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| 222 |
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[cba2d4e] | 223 | </variablelist>
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| 224 |
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| 225 | <para>Compile the package:</para>
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| 226 |
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[69c4524] | 227 | <screen><userinput remap="make">ninja</userinput></screen>
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[f896e21c] | 228 |
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[1e7341fd] | 229 | <para>Some tests need a basic <filename>/etc/os-release</filename> file.
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| 230 | To test the results, issue:</para>
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| 231 |
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| 232 | <screen><userinput remap="test">echo 'NAME="Linux From Scratch"' > /etc/os-release
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| 233 | ninja test</userinput></screen>
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| 234 |
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| 235 | <!-- This test needs /run/systemd/inaccessible/sock, which only exists
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| 236 | after initializing the system with systemd. -->
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| 237 | <para>One test named <literal>systemd:core / test-namespace</literal>
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| 238 | is known to fail in the LFS chroot environment. Some other tests may
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| 239 | fail because they depend on various kernel configuration options.</para>
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| 240 |
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[f896e21c] | 241 | <para>Install the package:</para>
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| 242 |
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[69c4524] | 243 | <screen><userinput remap="install">ninja install</userinput></screen>
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[cba2d4e] | 244 |
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[ceebda5] | 245 | <para>Install the man pages:</para>
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[cba2d4e] | 246 |
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[b4008bb] | 247 | <!-- Please make sure systemd man pages tarball has a common leading
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| 248 | component in the path. -->
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[57f1678] | 249 | <screen><userinput remap="install">tar -xf ../../systemd-man-pages-&systemd-version;.tar.xz \
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| 250 | --no-same-owner --strip-components=1 \
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| 251 | -C /usr/share/man</userinput></screen>
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[a5c2803] | 252 |
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[cba2d4e] | 253 | <para>Create the <filename>/etc/machine-id</filename> file needed by
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[1118b17] | 254 | <command>systemd-journald</command>:</para>
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[053b206] | 255 |
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[15f0f21] | 256 | <screen><userinput remap="adjust">systemd-machine-id-setup</userinput></screen>
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[cba2d4e] | 257 |
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[69854d2a] | 258 | <para>Set up the basic target structure:</para>
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[0aaf6a31] | 259 |
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| 260 | <screen><userinput remap="adjust">systemctl preset-all</userinput></screen>
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| 261 |
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[a5c2803] | 262 | <!-- dev: 50-pid-max.conf is not removed in BLFS, so I commented the following out.
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| 263 | If it causes any trouble, we can add this back and also copy it into BLFS -->
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| 264 | <!--
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[0aaf6a31] | 265 | <para>Prevent systemd from resetting the maximum PID value which causes
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| 266 | some problems with packages and units in BLFS:</para>
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[d672ab7] | 267 |
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[d1fbbd0] | 268 | <screen><userinput remap="adjust">rm -f /usr/lib/sysctl.d/50-pid-max.conf</userinput></screen>
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[a5c2803] | 269 | -->
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[0aaf6a31] | 270 |
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[f896e21c] | 271 | </sect2>
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| 272 |
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[6dfcfecc] | 273 | <!-- - - - - - - - - - -->
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| 274 | <!-- Multilib - 32bit -->
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| 275 | <!-- - - - - - - - - - -->
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| 276 |
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[fd48baa] | 277 | <sect2 arch="ml_32,ml_all" role="installation">
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[b3f1ebb3] | 278 | <title>Installation of systemd - 32-bit</title>
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| 279 |
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| 280 | <para>Clean previous build:</para>
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| 281 |
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[6dfcfecc] | 282 | <screen><userinput remap="pre">rm -rf *</userinput></screen>
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[b3f1ebb3] | 283 |
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| 284 | <para>Create a symlink to work around missing xsltproc:</para>
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| 285 |
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[6dfcfecc] | 286 | <!-- screen><userinput remap="pre">ln -sf /tools/bin/true /usr/bin/xsltproc</userinput></screen -->
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| 287 | <screen><userinput remap="pre">ln -sf /bin/true /usr/bin/xsltproc</userinput></screen>
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[b3f1ebb3] | 288 |
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[6dfcfecc] | 289 | <!-- with cross-LFS we have util-linux in place:
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[b3f1ebb3] | 290 | <para>Because we have not yet installed the final version of Util-Linux,
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| 291 | create links to the libraries in the approprite location:</para>
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| 292 |
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| 293 | <screen><userinput remap="pre">for file in /tools/lib32/lib{blkid,mount,uuid}*; do
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| 294 | ln -sf $file /usr/lib32/
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| 295 | done</userinput></screen>
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[6dfcfecc] | 296 | -->
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[b3f1ebb3] | 297 |
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| 298 | <para>Prepare systemd for compilation:</para>
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| 299 |
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[0ebda11] | 300 | <screen><userinput remap="configure">PKG_CONFIG_PATH="/usr/lib32/pkgconfig" \
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[b3f1ebb3] | 301 | CC="gcc -m32 -march=i686" \
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| 302 | CXX="g++ -m32 -march=i686" \
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| 303 | LANG=en_US.UTF-8 \
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| 304 | meson --prefix=/usr \
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| 305 | --sysconfdir=/etc \
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| 306 | --localstatedir=/var \
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[0f46bd2] | 307 | --libdir=/usr/lib32 \
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[0ebda11] | 308 | -Drootlibdir=/usr/lib32 \
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[3c2b819] | 309 | -Dblkid=true \
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| 310 | -Ddefault-dnssec=no \
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| 311 | -Dfirstboot=false \
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| 312 | -Dinstall-tests=false \
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| 313 | -Dldconfig=false \
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| 314 | -Dsysusers=false \
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| 315 | -Db_lto=false \
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| 316 | -Drpmmacrosdir=no \
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| 317 | -Dhomed=false \
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| 318 | -Duserdb=false \
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| 319 | -Dman=false \
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| 320 | -Dmode=release \
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[b3f1ebb3] | 321 | ..</userinput></screen>
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| 322 |
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| 323 | <para>Compile the package:</para>
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| 324 |
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| 325 | <screen><userinput remap="make">LANG=en_US.UTF-8 ninja</userinput></screen>
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| 326 |
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| 327 | <para>Install the package:</para>
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| 328 |
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| 329 | <screen><userinput remap="install">LANG=en_US.UTF-8 DESTDIR=$PWD/DESTDIR ninja install
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[0ebda11] | 330 | cp -Rv DESTDIR/usr/lib32/* /usr/lib32
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[b3f1ebb3] | 331 | rm -rf DESTDIR
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| 332 | rm -f /usr/bin/xsltproc</userinput></screen>
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| 333 |
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[6dfcfecc] | 334 | </sect2><!-- m32 -->
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[b3f1ebb3] | 335 |
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[6dfcfecc] | 336 | <!-- - - - - - - - - - -->
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| 337 | <!-- Multilib - x32bit -->
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| 338 | <!-- - - - - - - - - - -->
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| 339 |
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[fd48baa] | 340 | <sect2 arch="ml_x32,ml_all" role="installation">
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[b3f1ebb3] | 341 | <title>Installation of systemd - x32-bit</title>
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| 342 |
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| 343 | <para>Clean previous build:</para>
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| 344 |
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[6dfcfecc] | 345 | <screen><userinput remap="pre">rm -rf *</userinput></screen>
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[b3f1ebb3] | 346 |
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| 347 | <para>Create a symlink to work around missing xsltproc:</para>
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| 348 |
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[6dfcfecc] | 349 | <screen><userinput remap="pre">ln -sf /bin/true /usr/bin/xsltproc</userinput></screen>
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[3c2b819] | 350 | <!--
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[b3f1ebb3] | 351 | <para>Fix an issue on x32:</para>
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| 352 |
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| 353 | <screen><userinput remap="pre">sed '/log_debug/s@PRI_TIMEX@PRIi64@' -i src/timesync/timesyncd-manager.c
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| 354 | sed '/long drift_freq;/s@long @int64_t @' -i src/timesync/timesyncd-manager.h</userinput></screen>
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[3c2b819] | 355 | -->
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[b3f1ebb3] | 356 | <para>Prepare systemd for compilation:</para>
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| 357 |
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[0ebda11] | 358 | <screen><userinput remap="configure">PKG_CONFIG_PATH="/usr/libx32/pkgconfig" \
|
---|
[b3f1ebb3] | 359 | CC="gcc -mx32" \
|
---|
| 360 | CXX="g++ -mx32" \
|
---|
[df9c52e] | 361 | CFLAGS+=" -Wno-error=shift-overflow" \
|
---|
| 362 | CXXFLAGS+=" -Wno-error=shift-overflow" \
|
---|
[b3f1ebb3] | 363 | LANG=en_US.UTF-8 \
|
---|
| 364 | meson --prefix=/usr \
|
---|
| 365 | --sysconfdir=/etc \
|
---|
| 366 | --localstatedir=/var \
|
---|
[0f46bd2] | 367 | --libdir=/usr/libx32 \
|
---|
[0ebda11] | 368 | -Drootlibdir=/usr/libx32 \
|
---|
[3c2b819] | 369 | -Dblkid=true \
|
---|
| 370 | -Ddefault-dnssec=no \
|
---|
| 371 | -Dfirstboot=false \
|
---|
| 372 | -Dinstall-tests=false \
|
---|
| 373 | -Dldconfig=false \
|
---|
| 374 | -Dsysusers=false \
|
---|
| 375 | -Db_lto=false \
|
---|
| 376 | -Drpmmacrosdir=no \
|
---|
| 377 | -Dhomed=false \
|
---|
| 378 | -Duserdb=false \
|
---|
| 379 | -Dman=false \
|
---|
| 380 | -Dmode=release \
|
---|
[b3f1ebb3] | 381 | ..</userinput></screen>
|
---|
| 382 |
|
---|
| 383 | <para>Compile the package:</para>
|
---|
| 384 |
|
---|
| 385 | <screen><userinput remap="make">LANG=en_US.UTF-8 ninja</userinput></screen>
|
---|
| 386 |
|
---|
| 387 | <para>Install the package:</para>
|
---|
| 388 |
|
---|
| 389 | <screen><userinput remap="install">LANG=en_US.UTF-8 DESTDIR=$PWD/DESTDIR ninja install
|
---|
[3c2b819] | 390 | cp -Rv DESTDIR/usr/libx32/* /usr/libx32
|
---|
[b3f1ebb3] | 391 | rm -rf DESTDIR
|
---|
| 392 | rm -f /usr/bin/xsltproc</userinput></screen>
|
---|
| 393 |
|
---|
[6dfcfecc] | 394 | </sect2><!-- mx32 -->
|
---|
[b3f1ebb3] | 395 |
|
---|
[cba2d4e] | 396 | <sect2 id="contents-systemd" role="content">
|
---|
[1118b17] | 397 | <title>Contents of systemd</title>
|
---|
[f896e21c] | 398 |
|
---|
| 399 | <segmentedlist>
|
---|
| 400 | <segtitle>Installed programs</segtitle>
|
---|
| 401 | <segtitle>Installed libraries</segtitle>
|
---|
| 402 | <segtitle>Installed directories</segtitle>
|
---|
| 403 |
|
---|
| 404 | <seglistitem>
|
---|
[662f649] | 405 | <seg>busctl, coredumpctl, halt (symlink to systemctl),
|
---|
[78cc3be] | 406 | hostnamectl, init, journalctl, kernel-install, localectl, loginctl,
|
---|
[c2ccad1] | 407 | machinectl, mount.ddi (symlink to systemd-dissect), networkctl,
|
---|
| 408 | oomctl, portablectl, poweroff (symlink to
|
---|
[78cc3be] | 409 | systemctl), reboot (symlink to systemctl), resolvconf (symlink to
|
---|
| 410 | resolvectl), resolvectl, runlevel (symlink to systemctl), shutdown
|
---|
[2efe1e8] | 411 | (symlink to systemctl), systemctl, systemd-ac-power, systemd-analyze,
|
---|
[1118b17] | 412 | systemd-ask-password, systemd-cat, systemd-cgls, systemd-cgtop,
|
---|
[c2ccad1] | 413 | systemd-confext (symlink to systemd-sysext), systemd-creds,
|
---|
| 414 | systemd-delta, systemd-detect-virt,
|
---|
[d7a9421] | 415 | systemd-dissect, systemd-escape, systemd-hwdb, systemd-id128,
|
---|
| 416 | systemd-inhibit, systemd-machine-id-setup,
|
---|
[78cc3be] | 417 | systemd-mount, systemd-notify, systemd-nspawn, systemd-path,
|
---|
[d1fbbd0] | 418 | systemd-repart, systemd-resolve (symlink to resolvectl), systemd-run,
|
---|
[d7a9421] | 419 | systemd-socket-activate, systemd-stdio-bridge, systemd-sysext,
|
---|
| 420 | systemd-tmpfiles, systemd-tty-ask-password-agent,
|
---|
| 421 | systemd-umount (symlink to systemd-mount),
|
---|
| 422 | telinit (symlink to systemctl), timedatectl, and udevadm</seg>
|
---|
[1118b17] | 423 | <seg>libnss_myhostname.so.2, libnss_mymachines.so.2,
|
---|
[78cc3be] | 424 | libnss_resolve.so.2, libnss_systemd.so.2,
|
---|
[d7a9421] | 425 | libsystemd.so, libsystemd-shared-&systemd-version;.so (in /usr/lib/systemd),
|
---|
[a840e59] | 426 | and libudev.so</seg>
|
---|
[59d90df] | 427 | <seg>/etc/binfmt.d, /etc/init.d, /etc/kernel, /etc/modules-load.d,
|
---|
[cba2d4e] | 428 | /etc/sysctl.d, /etc/systemd, /etc/tmpfiles.d, /etc/udev,
|
---|
[d7a9421] | 429 | /etc/xdg/systemd, /usr/lib/systemd, /usr/lib/udev, /usr/include/systemd,
|
---|
[d672ab7] | 430 | /usr/lib/binfmt.d, /usr/lib/environment.d, /usr/lib/kernel,
|
---|
| 431 | /usr/lib/modules-load.d, /usr/lib/sysctl.d, /usr/lib/systemd,
|
---|
[4ea78e0] | 432 | /usr/lib/tmpfiles.d,
|
---|
[1118b17] | 433 | /usr/share/doc/systemd-&systemd-version;, /usr/share/factory,
|
---|
| 434 | /usr/share/systemd, /var/lib/systemd, and /var/log/journal</seg>
|
---|
[f896e21c] | 435 | </seglistitem>
|
---|
| 436 | </segmentedlist>
|
---|
| 437 |
|
---|
| 438 | <variablelist>
|
---|
| 439 | <bridgehead renderas="sect3">Short Descriptions</bridgehead>
|
---|
| 440 | <?dbfo list-presentation="list"?>
|
---|
| 441 | <?dbhtml list-presentation="table"?>
|
---|
| 442 |
|
---|
[cba2d4e] | 443 | <varlistentry id="busctl">
|
---|
| 444 | <term><command>busctl</command></term>
|
---|
| 445 | <listitem>
|
---|
[6dfcfecc] | 446 | <para>Is used to introspect and monitor the D-Bus bus</para>
|
---|
[cba2d4e] | 447 | <indexterm zone="ch-system-systemd busctl">
|
---|
| 448 | <primary sortas="b-busctl">busctl</primary>
|
---|
| 449 | </indexterm>
|
---|
| 450 | </listitem>
|
---|
| 451 | </varlistentry>
|
---|
| 452 |
|
---|
[1118b17] | 453 | <varlistentry id="coredumpctl">
|
---|
| 454 | <term><command>coredumpctl</command></term>
|
---|
| 455 | <listitem>
|
---|
[6dfcfecc] | 456 | <para>Is used to retrieve coredumps from the systemd journal</para>
|
---|
[1118b17] | 457 | <indexterm zone="ch-system-systemd coredumpctl">
|
---|
| 458 | <primary sortas="b-coredumpctl">coredumpctl</primary>
|
---|
| 459 | </indexterm>
|
---|
| 460 | </listitem>
|
---|
| 461 | </varlistentry>
|
---|
| 462 |
|
---|
[cba2d4e] | 463 | <varlistentry id="halt">
|
---|
| 464 | <term><command>halt</command></term>
|
---|
| 465 | <listitem>
|
---|
| 466 | <para>Normally invokes <command>shutdown</command> with the
|
---|
| 467 | <parameter>-h</parameter> option, except when already in run-level 0,
|
---|
[69854d2a] | 468 | when it tells the kernel to halt the system; it notes in the
|
---|
[cba2d4e] | 469 | file <filename>/var/log/wtmp</filename> that the system is being
|
---|
[1118b17] | 470 | brought down</para>
|
---|
[cba2d4e] | 471 | <indexterm zone="ch-system-systemd halt">
|
---|
| 472 | <primary sortas="b-halt">halt</primary>
|
---|
| 473 | </indexterm>
|
---|
| 474 | </listitem>
|
---|
| 475 | </varlistentry>
|
---|
| 476 |
|
---|
| 477 | <varlistentry id="hostnamectl">
|
---|
| 478 | <term><command>hostnamectl</command></term>
|
---|
| 479 | <listitem>
|
---|
[6dfcfecc] | 480 | <para>Is used to query and change the system hostname and related
|
---|
[1118b17] | 481 | settings</para>
|
---|
[cba2d4e] | 482 | <indexterm zone="ch-system-systemd hostnamectl">
|
---|
| 483 | <primary sortas="b-hostnamectl">hostnamectl</primary>
|
---|
| 484 | </indexterm>
|
---|
| 485 | </listitem>
|
---|
| 486 | </varlistentry>
|
---|
| 487 |
|
---|
| 488 | <varlistentry id="init">
|
---|
| 489 | <term><command>init</command></term>
|
---|
| 490 | <listitem>
|
---|
[69854d2a] | 491 | <para>Is the first process to be started after the kernel has initialized
|
---|
| 492 | the hardware; <command>init</command> takes over the boot process and starts the
|
---|
| 493 | processes specified by its configuration files; in this case, it starts
|
---|
[4c8c128] | 494 | systemd</para>
|
---|
[cba2d4e] | 495 | <indexterm zone="ch-system-systemd init">
|
---|
| 496 | <primary sortas="b-init">init</primary>
|
---|
| 497 | </indexterm>
|
---|
| 498 | </listitem>
|
---|
| 499 | </varlistentry>
|
---|
| 500 |
|
---|
| 501 | <varlistentry id="journalctl">
|
---|
| 502 | <term><command>journalctl</command></term>
|
---|
| 503 | <listitem>
|
---|
[6dfcfecc] | 504 | <para>Is used to query the contents of the systemd journal</para>
|
---|
[cba2d4e] | 505 | <indexterm zone="ch-system-systemd journalctl">
|
---|
| 506 | <primary sortas="b-journalctl">journalctl</primary>
|
---|
| 507 | </indexterm>
|
---|
| 508 | </listitem>
|
---|
| 509 | </varlistentry>
|
---|
| 510 |
|
---|
| 511 | <varlistentry id="kernel-install">
|
---|
| 512 | <term><command>kernel-install</command></term>
|
---|
| 513 | <listitem>
|
---|
[6dfcfecc] | 514 | <para>Is used to add and remove kernel and initramfs images to and
|
---|
[69854d2a] | 515 | from /boot; in LFS, this is done manually</para>
|
---|
[cba2d4e] | 516 | <indexterm zone="ch-system-systemd kernel-install">
|
---|
| 517 | <primary sortas="b-kernel-install">kernel-install</primary>
|
---|
| 518 | </indexterm>
|
---|
| 519 | </listitem>
|
---|
| 520 | </varlistentry>
|
---|
| 521 |
|
---|
| 522 | <varlistentry id="localectl">
|
---|
| 523 | <term><command>localectl</command></term>
|
---|
| 524 | <listitem>
|
---|
[6dfcfecc] | 525 | <para>Is used to query and change the system locale and keyboard layout
|
---|
[1118b17] | 526 | settings</para>
|
---|
[cba2d4e] | 527 | <indexterm zone="ch-system-systemd localectl">
|
---|
| 528 | <primary sortas="b-localectl">localectl</primary>
|
---|
| 529 | </indexterm>
|
---|
| 530 | </listitem>
|
---|
| 531 | </varlistentry>
|
---|
| 532 |
|
---|
| 533 | <varlistentry id="loginctl">
|
---|
| 534 | <term><command>loginctl</command></term>
|
---|
| 535 | <listitem>
|
---|
[6dfcfecc] | 536 | <para>Is used to introspect and control the state of the systemd Login
|
---|
[1118b17] | 537 | Manager</para>
|
---|
[cba2d4e] | 538 | <indexterm zone="ch-system-systemd loginctl">
|
---|
| 539 | <primary sortas="b-loginctl">loginctl</primary>
|
---|
| 540 | </indexterm>
|
---|
| 541 | </listitem>
|
---|
| 542 | </varlistentry>
|
---|
| 543 |
|
---|
| 544 | <varlistentry id="machinectl">
|
---|
| 545 | <term><command>machinectl</command></term>
|
---|
| 546 | <listitem>
|
---|
[6dfcfecc] | 547 | <para>Is used to introspect and control the state of the systemd Virtual
|
---|
[cba2d4e] | 548 | Machine and Container Registration Manager</para>
|
---|
| 549 | <indexterm zone="ch-system-systemd machinectl">
|
---|
| 550 | <primary sortas="b-machinectl">machinectl</primary>
|
---|
| 551 | </indexterm>
|
---|
| 552 | </listitem>
|
---|
| 553 | </varlistentry>
|
---|
| 554 |
|
---|
[1118b17] | 555 | <varlistentry id="networkctl">
|
---|
| 556 | <term><command>networkctl</command></term>
|
---|
| 557 | <listitem>
|
---|
[d672ab7] | 558 | <para>Is used to introspect and configure the state of the network
|
---|
[6dfcfecc] | 559 | links configured by systemd-networkd</para>
|
---|
[1118b17] | 560 | <indexterm zone="ch-system-systemd networkctl">
|
---|
| 561 | <primary sortas="b-networkctl">networkctl</primary>
|
---|
| 562 | </indexterm>
|
---|
| 563 | </listitem>
|
---|
| 564 | </varlistentry>
|
---|
| 565 |
|
---|
[d7a9421] | 566 | <varlistentry id="oomctl">
|
---|
| 567 | <term><command>oomctl</command></term>
|
---|
| 568 | <listitem>
|
---|
| 569 | <para>Controls the systemd Out Of Memory daemon</para>
|
---|
| 570 | <indexterm zone="ch-system-systemd oomctl">
|
---|
| 571 | <primary sortas="b-oomctl">oomctl</primary>
|
---|
| 572 | </indexterm>
|
---|
| 573 | </listitem>
|
---|
| 574 | </varlistentry>
|
---|
| 575 |
|
---|
[78cc3be] | 576 | <varlistentry id="portablectl">
|
---|
| 577 | <term><command>portablectl</command></term>
|
---|
| 578 | <listitem>
|
---|
[6dfcfecc] | 579 | <para>Is used to attach or detach portable services from the local
|
---|
[78cc3be] | 580 | system</para>
|
---|
| 581 | <indexterm zone="ch-system-systemd portablectl">
|
---|
| 582 | <primary sortas="b-portablectl">portablectl</primary>
|
---|
| 583 | </indexterm>
|
---|
| 584 | </listitem>
|
---|
| 585 | </varlistentry>
|
---|
| 586 |
|
---|
[cba2d4e] | 587 | <varlistentry id="poweroff">
|
---|
| 588 | <term><command>poweroff</command></term>
|
---|
| 589 | <listitem>
|
---|
[6dfcfecc] | 590 | <para>Instructs the kernel to halt the system and switch off the computer
|
---|
[1118b17] | 591 | (see <command>halt</command>)</para>
|
---|
[cba2d4e] | 592 | <indexterm zone="ch-system-systemd poweroff">
|
---|
| 593 | <primary sortas="b-poweroff">poweroff</primary>
|
---|
| 594 | </indexterm>
|
---|
| 595 | </listitem>
|
---|
| 596 | </varlistentry>
|
---|
| 597 |
|
---|
| 598 | <varlistentry id="reboot">
|
---|
| 599 | <term><command>reboot</command></term>
|
---|
[f896e21c] | 600 | <listitem>
|
---|
[6dfcfecc] | 601 | <para>Instructs the kernel to reboot the system (see
|
---|
[1118b17] | 602 | <command>halt</command>)</para>
|
---|
[cba2d4e] | 603 | <indexterm zone="ch-system-systemd reboot">
|
---|
| 604 | <primary sortas="b-reboot">reboot</primary>
|
---|
[f896e21c] | 605 | </indexterm>
|
---|
| 606 | </listitem>
|
---|
| 607 | </varlistentry>
|
---|
| 608 |
|
---|
[78cc3be] | 609 | <varlistentry id="resolvconf">
|
---|
| 610 | <term><command>resolvconf</command></term>
|
---|
| 611 | <listitem>
|
---|
[6dfcfecc] | 612 | <para>Registers DNS server and domain configuration with
|
---|
[93058448] | 613 | <command>systemd-resolved</command></para>
|
---|
[78cc3be] | 614 | <indexterm zone="ch-system-systemd resolvconf">
|
---|
| 615 | <primary sortas="b-resolvconf">resolvconf</primary>
|
---|
| 616 | </indexterm>
|
---|
| 617 | </listitem>
|
---|
| 618 | </varlistentry>
|
---|
| 619 |
|
---|
| 620 | <varlistentry id="resolvectl">
|
---|
| 621 | <term><command>resolvectl</command></term>
|
---|
| 622 | <listitem>
|
---|
[6dfcfecc] | 623 | <para>Sends control commands to the network name resolution
|
---|
| 624 | manager, or resolves domain names, IPv4 and IPv6 addresses,
|
---|
[4c8c128] | 625 | DNS records, and services</para>
|
---|
[78cc3be] | 626 | <indexterm zone="ch-system-systemd resolvectl">
|
---|
| 627 | <primary sortas="b-resolvectl">resolvectl</primary>
|
---|
| 628 | </indexterm>
|
---|
| 629 | </listitem>
|
---|
| 630 | </varlistentry>
|
---|
| 631 |
|
---|
[cba2d4e] | 632 | <varlistentry id="runlevel">
|
---|
| 633 | <term><command>runlevel</command></term>
|
---|
[f896e21c] | 634 | <listitem>
|
---|
[6dfcfecc] | 635 | <para>Outputs the previous and the current run-level, as noted in the
|
---|
[edd83dc] | 636 | last run-level record in <filename>/run/utmp</filename></para>
|
---|
[cba2d4e] | 637 | <indexterm zone="ch-system-systemd runlevel">
|
---|
| 638 | <primary sortas="b-runlevel">runlevel</primary>
|
---|
[f896e21c] | 639 | </indexterm>
|
---|
| 640 | </listitem>
|
---|
| 641 | </varlistentry>
|
---|
| 642 |
|
---|
[cba2d4e] | 643 | <varlistentry id="shutdown">
|
---|
| 644 | <term><command>shutdown</command></term>
|
---|
[f896e21c] | 645 | <listitem>
|
---|
[d672ab7] | 646 | <para>Brings the system down in a safe and secure manner, signaling
|
---|
[6dfcfecc] | 647 | all processes and notifying all logged-in users</para>
|
---|
[cba2d4e] | 648 | <indexterm zone="ch-system-systemd shutdown">
|
---|
| 649 | <primary sortas="b-shutdown">shutdown</primary>
|
---|
[f896e21c] | 650 | </indexterm>
|
---|
| 651 | </listitem>
|
---|
| 652 | </varlistentry>
|
---|
| 653 |
|
---|
[cba2d4e] | 654 | <varlistentry id="systemctl">
|
---|
| 655 | <term><command>systemctl</command></term>
|
---|
[f896e21c] | 656 | <listitem>
|
---|
[6dfcfecc] | 657 | <para>Is used to introspect and control the state of the systemd system
|
---|
[1118b17] | 658 | and service manager</para>
|
---|
[cba2d4e] | 659 | <indexterm zone="ch-system-systemd systemctl">
|
---|
| 660 | <primary sortas="b-systemctl">systemctl</primary>
|
---|
| 661 | </indexterm>
|
---|
| 662 | </listitem>
|
---|
| 663 | </varlistentry>
|
---|
| 664 |
|
---|
[2efe1e8] | 665 | <varlistentry id="systemd-ac-power">
|
---|
| 666 | <term><command>systemd-ac-power</command></term>
|
---|
| 667 | <listitem>
|
---|
| 668 | <para>Reports whether the system is connected to an external
|
---|
| 669 | power source.</para>
|
---|
| 670 | <indexterm zone="ch-system-systemd systemd-ac-power">
|
---|
| 671 | <primary sortas="b-systemd-ac-power">systemd-ac-power</primary>
|
---|
| 672 | </indexterm>
|
---|
| 673 | </listitem>
|
---|
| 674 | </varlistentry>
|
---|
| 675 |
|
---|
[cba2d4e] | 676 | <varlistentry id="systemd-analyze">
|
---|
| 677 | <term><command>systemd-analyze</command></term>
|
---|
| 678 | <listitem>
|
---|
[69854d2a] | 679 | <para>Is used to analyze system startup performance,
|
---|
| 680 | as well as identify troublesome systemd units</para>
|
---|
[cba2d4e] | 681 | <indexterm zone="ch-system-systemd systemd-analyze">
|
---|
| 682 | <primary sortas="b-systemd-analyze">systemd-analyze</primary>
|
---|
| 683 | </indexterm>
|
---|
| 684 | </listitem>
|
---|
| 685 | </varlistentry>
|
---|
| 686 |
|
---|
| 687 | <varlistentry id="systemd-ask-password">
|
---|
| 688 | <term><command>systemd-ask-password</command></term>
|
---|
| 689 | <listitem>
|
---|
[6dfcfecc] | 690 | <para>Is used to query a system password or passphrase from the user,
|
---|
[69854d2a] | 691 | using a message specified on the Linux command line</para>
|
---|
[cba2d4e] | 692 | <indexterm zone="ch-system-systemd systemd-ask-password">
|
---|
| 693 | <primary sortas="b-systemd-ask-password">systemd-ask-password</primary>
|
---|
| 694 | </indexterm>
|
---|
| 695 | </listitem>
|
---|
| 696 | </varlistentry>
|
---|
| 697 |
|
---|
| 698 | <varlistentry id="systemd-cat">
|
---|
| 699 | <term><command>systemd-cat</command></term>
|
---|
| 700 | <listitem>
|
---|
[6dfcfecc] | 701 | <para>Is used to connect the STDOUT and STDERR outputs of a process
|
---|
[4c8c128] | 702 | with the systemd journal
|
---|
[cba2d4e] | 703 | </para>
|
---|
| 704 | <indexterm zone="ch-system-systemd systemd-cat">
|
---|
| 705 | <primary sortas="b-systemd-cat">systemd-cat</primary>
|
---|
| 706 | </indexterm>
|
---|
| 707 | </listitem>
|
---|
| 708 | </varlistentry>
|
---|
| 709 |
|
---|
| 710 | <varlistentry id="systemd-cgls">
|
---|
| 711 | <term><command>systemd-cgls</command></term>
|
---|
| 712 | <listitem>
|
---|
[1118b17] | 713 | <para>Recursively shows the contents of the selected Linux control
|
---|
| 714 | group hierarchy in a tree</para>
|
---|
[cba2d4e] | 715 | <indexterm zone="ch-system-systemd systemd-cgls">
|
---|
| 716 | <primary sortas="b-systemd-cgls">systemd-cgls</primary>
|
---|
| 717 | </indexterm>
|
---|
| 718 | </listitem>
|
---|
| 719 | </varlistentry>
|
---|
| 720 |
|
---|
| 721 | <varlistentry id="systemd-cgtop">
|
---|
| 722 | <term><command>systemd-cgtop</command></term>
|
---|
| 723 | <listitem>
|
---|
[1118b17] | 724 | <para>Shows the top control groups of the local Linux control group
|
---|
[69854d2a] | 725 | hierarchy, ordered by their CPU, memory and disk I/O loads</para>
|
---|
[cba2d4e] | 726 | <indexterm zone="ch-system-systemd systemd-cgtop">
|
---|
| 727 | <primary sortas="b-systemd-cgtop">systemd-cgtop</primary>
|
---|
| 728 | </indexterm>
|
---|
| 729 | </listitem>
|
---|
| 730 | </varlistentry>
|
---|
| 731 |
|
---|
[662f649] | 732 | <varlistentry id="systemd-creds">
|
---|
| 733 | <term><command>systemd-creds</command></term>
|
---|
[d7a9421] | 734 | <listitem>
|
---|
[9f0a642] | 735 | <para>Displays and processes credentials</para>
|
---|
[662f649] | 736 | <indexterm zone="ch-system-systemd systemd-creds">
|
---|
| 737 | <primary sortas="b-systemd-creds">systemd-creds</primary>
|
---|
[d7a9421] | 738 | </indexterm>
|
---|
| 739 | </listitem>
|
---|
| 740 | </varlistentry>
|
---|
| 741 |
|
---|
[cba2d4e] | 742 | <varlistentry id="systemd-delta">
|
---|
| 743 | <term><command>systemd-delta</command></term>
|
---|
| 744 | <listitem>
|
---|
[6dfcfecc] | 745 | <para>Is used to identify and compare configuration files in
|
---|
[69854d2a] | 746 | <filename class="directory">/etc</filename> that override the defaults
|
---|
| 747 | in <filename class="directory">/usr</filename></para>
|
---|
[cba2d4e] | 748 | <indexterm zone="ch-system-systemd systemd-delta">
|
---|
| 749 | <primary sortas="b-systemd-delta">systemd-delta</primary>
|
---|
| 750 | </indexterm>
|
---|
| 751 | </listitem>
|
---|
| 752 | </varlistentry>
|
---|
| 753 |
|
---|
| 754 | <varlistentry id="systemd-detect-virt">
|
---|
| 755 | <term><command>systemd-detect-virt</command></term>
|
---|
| 756 | <listitem>
|
---|
[6dfcfecc] | 757 | <para>Detects whether the system is being run in a virtual
|
---|
[4c8c128] | 758 | environment, and adjusts udev accordingly</para>
|
---|
[cba2d4e] | 759 | <indexterm zone="ch-system-systemd systemd-detect-virt">
|
---|
| 760 | <primary sortas="b-systemd-detect-virt">systemd-detect-virt</primary>
|
---|
| 761 | </indexterm>
|
---|
| 762 | </listitem>
|
---|
| 763 | </varlistentry>
|
---|
| 764 |
|
---|
[38de42d] | 765 | <varlistentry id="systemd-dissect">
|
---|
| 766 | <term><command>systemd-dissect</command></term>
|
---|
| 767 | <listitem>
|
---|
[4c8c128] | 768 | <para>Is used to inspect OS disk images</para>
|
---|
[38de42d] | 769 | <indexterm zone="ch-system-systemd systemd-dissect">
|
---|
| 770 | <primary sortas="b-systemd-dissect">systemd-dissect</primary>
|
---|
| 771 | </indexterm>
|
---|
| 772 | </listitem>
|
---|
| 773 | </varlistentry>
|
---|
| 774 |
|
---|
[1118b17] | 775 | <varlistentry id="systemd-escape">
|
---|
| 776 | <term><command>systemd-escape</command></term>
|
---|
| 777 | <listitem>
|
---|
[6dfcfecc] | 778 | <para>Is used to escape strings for inclusion in systemd unit
|
---|
[1118b17] | 779 | names</para>
|
---|
| 780 | <indexterm zone="ch-system-systemd systemd-escape">
|
---|
| 781 | <primary sortas="b-systemd-escape">systemd-escape</primary>
|
---|
| 782 | </indexterm>
|
---|
| 783 | </listitem>
|
---|
| 784 | </varlistentry>
|
---|
| 785 |
|
---|
| 786 | <varlistentry id="systemd-hwdb">
|
---|
| 787 | <term><command>systemd-hwdb</command></term>
|
---|
| 788 | <listitem>
|
---|
[6dfcfecc] | 789 | <para>Is used to manage the hardware database (hwdb)</para>
|
---|
[1118b17] | 790 | <indexterm zone="ch-system-systemd systemd-hwdb">
|
---|
| 791 | <primary sortas="b-systemd-hwdb">systemd-hwdb</primary>
|
---|
| 792 | </indexterm>
|
---|
| 793 | </listitem>
|
---|
| 794 | </varlistentry>
|
---|
| 795 |
|
---|
[78cc3be] | 796 | <varlistentry id="systemd-id128">
|
---|
| 797 | <term><command>systemd-id128</command></term>
|
---|
| 798 | <listitem>
|
---|
[69854d2a] | 799 | <para>Generates and prints id128 (UUID) strings</para>
|
---|
[78cc3be] | 800 | <indexterm zone="ch-system-systemd systemd-id128">
|
---|
| 801 | <primary sortas="b-systemd-id128">systemd-id128</primary>
|
---|
| 802 | </indexterm>
|
---|
| 803 | </listitem>
|
---|
| 804 | </varlistentry>
|
---|
| 805 |
|
---|
[cba2d4e] | 806 | <varlistentry id="systemd-inhibit">
|
---|
| 807 | <term><command>systemd-inhibit</command></term>
|
---|
| 808 | <listitem>
|
---|
[6dfcfecc] | 809 | <para>Is used to execute a program with a shutdown, sleep or idle
|
---|
| 810 | inhibitor lock taken, preventing an action such as a system shutdown
|
---|
[4c8c128] | 811 | until the process is completed</para>
|
---|
[cba2d4e] | 812 | <indexterm zone="ch-system-systemd systemd-inhibit">
|
---|
| 813 | <primary sortas="b-systemd-inhibit">systemd-inhibit</primary>
|
---|
| 814 | </indexterm>
|
---|
| 815 | </listitem>
|
---|
| 816 | </varlistentry>
|
---|
| 817 |
|
---|
| 818 | <varlistentry id="systemd-machine-id-setup">
|
---|
| 819 | <term><command>systemd-machine-id-setup</command></term>
|
---|
| 820 | <listitem>
|
---|
[6dfcfecc] | 821 | <para>Is used by system installer tools to initialize the machine ID
|
---|
[1118b17] | 822 | stored in <filename>/etc/machine-id</filename> at install time with a
|
---|
| 823 | randomly generated ID</para>
|
---|
[cba2d4e] | 824 | <indexterm zone="ch-system-systemd systemd-machine-id-setup">
|
---|
| 825 | <primary sortas="b-systemd-machine-id-setup">systemd-machine-id-setup</primary>
|
---|
| 826 | </indexterm>
|
---|
| 827 | </listitem>
|
---|
| 828 | </varlistentry>
|
---|
| 829 |
|
---|
[13c8b42] | 830 | <varlistentry id="systemd-mount">
|
---|
| 831 | <term><command>systemd-mount</command></term>
|
---|
| 832 | <listitem>
|
---|
[4c8c128] | 833 | <para>Is used to temporarily mount or automount disks</para>
|
---|
[13c8b42] | 834 | <indexterm zone="ch-system-systemd systemd-mount">
|
---|
| 835 | <primary sortas="b-systemd-mount">systemd-mount</primary>
|
---|
| 836 | </indexterm>
|
---|
| 837 | </listitem>
|
---|
| 838 | </varlistentry>
|
---|
| 839 |
|
---|
[cba2d4e] | 840 | <varlistentry id="systemd-notify">
|
---|
| 841 | <term><command>systemd-notify</command></term>
|
---|
| 842 | <listitem>
|
---|
[69854d2a] | 843 | <para>Is used by daemon scripts to notify the init system of status
|
---|
[1118b17] | 844 | changes</para>
|
---|
[cba2d4e] | 845 | <indexterm zone="ch-system-systemd systemd-notify">
|
---|
| 846 | <primary sortas="b-systemd-notify">systemd-notify</primary>
|
---|
| 847 | </indexterm>
|
---|
| 848 | </listitem>
|
---|
| 849 | </varlistentry>
|
---|
| 850 |
|
---|
| 851 | <varlistentry id="systemd-nspawn">
|
---|
| 852 | <term><command>systemd-nspawn</command></term>
|
---|
| 853 | <listitem>
|
---|
[69854d2a] | 854 | <para>Is used to run a command, or an entire OS, in a light-weight namespace
|
---|
[1118b17] | 855 | container</para>
|
---|
[cba2d4e] | 856 | <indexterm zone="ch-system-systemd systemd-nspawn">
|
---|
| 857 | <primary sortas="b-systemd-nspawn">systemd-nspawn</primary>
|
---|
| 858 | </indexterm>
|
---|
| 859 | </listitem>
|
---|
| 860 | </varlistentry>
|
---|
| 861 |
|
---|
[1118b17] | 862 | <varlistentry id="systemd-path">
|
---|
| 863 | <term><command>systemd-path</command></term>
|
---|
| 864 | <listitem>
|
---|
[6dfcfecc] | 865 | <para>Is used to query system and user paths</para>
|
---|
[1118b17] | 866 | <indexterm zone="ch-system-systemd systemd-path">
|
---|
| 867 | <primary sortas="b-systemd-path">systemd-path</primary>
|
---|
| 868 | </indexterm>
|
---|
| 869 | </listitem>
|
---|
| 870 | </varlistentry>
|
---|
| 871 |
|
---|
[d1fbbd0] | 872 | <varlistentry id="systemd-repart">
|
---|
| 873 | <term><command>systemd-repart</command></term>
|
---|
| 874 | <listitem>
|
---|
[6dfcfecc] | 875 | <para>Is used to grow and add partitions to a partition table when
|
---|
[69854d2a] | 876 | systemd is used with an OS image (e.g. a container)</para>
|
---|
[d1fbbd0] | 877 | <indexterm zone="ch-system-systemd systemd-repart">
|
---|
| 878 | <primary sortas="b-systemd-repart">systemd-repart</primary>
|
---|
| 879 | </indexterm>
|
---|
| 880 | </listitem>
|
---|
| 881 | </varlistentry>
|
---|
| 882 |
|
---|
[1118b17] | 883 | <varlistentry id="systemd-resolve">
|
---|
| 884 | <term><command>systemd-resolve</command></term>
|
---|
| 885 | <listitem>
|
---|
[6dfcfecc] | 886 | <para>Is used to resolve domain names, IPV4 and IPv6 addresses, DNS
|
---|
[1118b17] | 887 | resource records, and services</para>
|
---|
| 888 | <indexterm zone="ch-system-systemd systemd-resolve">
|
---|
| 889 | <primary sortas="b-systemd-resolve">systemd-resolve</primary>
|
---|
| 890 | </indexterm>
|
---|
| 891 | </listitem>
|
---|
| 892 | </varlistentry>
|
---|
| 893 |
|
---|
[cba2d4e] | 894 | <varlistentry id="systemd-run">
|
---|
| 895 | <term><command>systemd-run</command></term>
|
---|
| 896 | <listitem>
|
---|
[6dfcfecc] | 897 | <para>Is used to create and start a transient .service or a .scope
|
---|
[69854d2a] | 898 | unit and run the specified command in it; this is useful for
|
---|
[4c8c128] | 899 | validating systemd units</para>
|
---|
[cba2d4e] | 900 | <indexterm zone="ch-system-systemd systemd-run">
|
---|
| 901 | <primary sortas="b-systemd-run">systemd-run</primary>
|
---|
| 902 | </indexterm>
|
---|
| 903 | </listitem>
|
---|
| 904 | </varlistentry>
|
---|
| 905 |
|
---|
[13c8b42] | 906 | <varlistentry id="systemd-socket-activate">
|
---|
| 907 | <term><command>systemd-socket-activate</command></term>
|
---|
| 908 | <listitem>
|
---|
[6dfcfecc] | 909 | <para>Is used to listen on socket devices and launch a process upon
|
---|
[4c8c128] | 910 | a successful connection to the socket</para>
|
---|
[13c8b42] | 911 | <indexterm zone="ch-system-systemd systemd-socket-activate">
|
---|
| 912 | <primary sortas="b-systemd-socket-activate">systemd-socket-activate</primary>
|
---|
| 913 | </indexterm>
|
---|
| 914 | </listitem>
|
---|
| 915 | </varlistentry>
|
---|
| 916 |
|
---|
[d7a9421] | 917 | <varlistentry id="systemd-sysext">
|
---|
| 918 | <term><command>systemd-sysext</command></term>
|
---|
| 919 | <listitem>
|
---|
[871fd2f] | 920 | <para>Activates system extension images</para>
|
---|
[d7a9421] | 921 | <indexterm zone="ch-system-systemd systemd-sysext">
|
---|
| 922 | <primary sortas="b-systemd-sysext">systemd-sysext</primary>
|
---|
| 923 | </indexterm>
|
---|
| 924 | </listitem>
|
---|
| 925 | </varlistentry>
|
---|
| 926 |
|
---|
[cba2d4e] | 927 | <varlistentry id="systemd-tmpfiles">
|
---|
| 928 | <term><command>systemd-tmpfiles</command></term>
|
---|
| 929 | <listitem>
|
---|
[69854d2a] | 930 | <para>Creates, deletes, and cleans up volatile and temporary files and
|
---|
[1118b17] | 931 | directories, based on the configuration file format and location
|
---|
| 932 | specified in
|
---|
| 933 | <filename class="directory">tmpfiles.d</filename> directories</para>
|
---|
[cba2d4e] | 934 | <indexterm zone="ch-system-systemd systemd-tmpfiles">
|
---|
| 935 | <primary sortas="b-systemd-tmpfiles">systemd-tmpfiles</primary>
|
---|
| 936 | </indexterm>
|
---|
| 937 | </listitem>
|
---|
| 938 | </varlistentry>
|
---|
| 939 |
|
---|
[78cc3be] | 940 | <varlistentry id="systemd-umount">
|
---|
| 941 | <term><command>systemd-umount</command></term>
|
---|
| 942 | <listitem>
|
---|
[6dfcfecc] | 943 | <para>Unmounts mount points</para>
|
---|
[78cc3be] | 944 | <indexterm zone="ch-system-systemd systemd-umount">
|
---|
| 945 | <primary sortas="b-systemd-umount">systemd-umount</primary>
|
---|
| 946 | </indexterm>
|
---|
| 947 | </listitem>
|
---|
| 948 | </varlistentry>
|
---|
| 949 |
|
---|
[cba2d4e] | 950 | <varlistentry id="systemd-tty-ask-password-agent">
|
---|
| 951 | <term><command>systemd-tty-ask-password-agent</command></term>
|
---|
| 952 | <listitem>
|
---|
[d672ab7] | 953 | <para>Is used to list and/or process pending systemd password
|
---|
[6dfcfecc] | 954 | requests</para>
|
---|
[cba2d4e] | 955 | <indexterm zone="ch-system-systemd systemd-tty-ask-password-agent">
|
---|
| 956 | <primary sortas="b-systemd-tty-ask-password-agent">systemd-tty-ask-password-agent</primary>
|
---|
| 957 | </indexterm>
|
---|
| 958 | </listitem>
|
---|
| 959 | </varlistentry>
|
---|
| 960 |
|
---|
| 961 | <varlistentry id="telinit">
|
---|
| 962 | <term><command>telinit</command></term>
|
---|
| 963 | <listitem>
|
---|
[1118b17] | 964 | <para>Tells <command>init</command> which run-level to change
|
---|
| 965 | to</para>
|
---|
[cba2d4e] | 966 | <indexterm zone="ch-system-systemd telinit">
|
---|
| 967 | <primary sortas="b-telinit">telinit</primary>
|
---|
| 968 | </indexterm>
|
---|
| 969 | </listitem>
|
---|
| 970 | </varlistentry>
|
---|
| 971 |
|
---|
| 972 | <varlistentry id="timedatectl">
|
---|
| 973 | <term><command>timedatectl</command></term>
|
---|
| 974 | <listitem>
|
---|
[6dfcfecc] | 975 | <para>Is used to query and change the system clock and its settings
|
---|
[cba2d4e] | 976 | </para>
|
---|
| 977 | <indexterm zone="ch-system-systemd timedatectl">
|
---|
| 978 | <primary sortas="b-timedatectl">timedatectl</primary>
|
---|
[f896e21c] | 979 | </indexterm>
|
---|
| 980 | </listitem>
|
---|
| 981 | </varlistentry>
|
---|
| 982 |
|
---|
| 983 | <varlistentry id="udevadm">
|
---|
| 984 | <term><command>udevadm</command></term>
|
---|
| 985 | <listitem>
|
---|
[d672ab7] | 986 | <para>Is a generic udev administration tool which controls the udevd
|
---|
[69854d2a] | 987 | daemon, provides info from the udev hardware database, monitors
|
---|
[d672ab7] | 988 | uevents, waits for uevents to finish, tests udev configuration, and
|
---|
[6dfcfecc] | 989 | triggers uevents for a given device</para>
|
---|
[cba2d4e] | 990 | <indexterm zone="ch-system-systemd udevadm">
|
---|
[f896e21c] | 991 | <primary sortas="b-udevadm">udevadm</primary>
|
---|
| 992 | </indexterm>
|
---|
| 993 | </listitem>
|
---|
| 994 | </varlistentry>
|
---|
| 995 |
|
---|
[cba2d4e] | 996 | <varlistentry id="libsystemd">
|
---|
| 997 | <term><filename class="libraryfile">libsystemd</filename></term>
|
---|
[f896e21c] | 998 | <listitem>
|
---|
[6dfcfecc] | 999 | <para>Is the main systemd utility library</para>
|
---|
[cba2d4e] | 1000 | <indexterm zone="ch-system-systemd libsystemd">
|
---|
| 1001 | <primary sortas="c-libsystemd">libsystemd</primary>
|
---|
[f896e21c] | 1002 | </indexterm>
|
---|
| 1003 | </listitem>
|
---|
| 1004 | </varlistentry>
|
---|
| 1005 |
|
---|
| 1006 | <varlistentry id="libudev">
|
---|
| 1007 | <term><filename class="libraryfile">libudev</filename></term>
|
---|
| 1008 | <listitem>
|
---|
[6dfcfecc] | 1009 | <para>Is a library to access Udev device information</para>
|
---|
[cba2d4e] | 1010 | <indexterm zone="ch-system-systemd libudev">
|
---|
[f896e21c] | 1011 | <primary sortas="c-libudev">libudev</primary>
|
---|
| 1012 | </indexterm>
|
---|
| 1013 | </listitem>
|
---|
| 1014 | </varlistentry>
|
---|
| 1015 |
|
---|
| 1016 | </variablelist>
|
---|
| 1017 |
|
---|
| 1018 | </sect2>
|
---|
| 1019 |
|
---|
| 1020 | </sect1>
|
---|