[d89bf75] | 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 | <sect1 id="ch-system-systemd" role="wrap"> |
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| 8 | <?dbhtml filename="systemd.html"?> |
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| 9 | |
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[24213983] | 10 | <title>Systemd-&systemd-version;</title> |
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[d89bf75] | 11 | |
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| 12 | <indexterm zone="ch-system-systemd"> |
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[27256f7] | 13 | <primary sortas="a-systemd">Systemd</primary> |
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[d89bf75] | 14 | </indexterm> |
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| 15 | |
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| 16 | <sect2 role="package"> |
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| 17 | <title/> |
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| 18 | |
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[0131d1b] | 19 | <para>The systemd package is a system and service manager for Linux |
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[d89bf75] | 20 | operating systems.</para> |
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| 21 | |
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| 22 | </sect2> |
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| 23 | |
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| 24 | <sect2 role="installation"> |
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[0131d1b] | 25 | <title>Installation of Systemd</title> |
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[d89bf75] | 26 | |
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[62afd55] | 27 | <para os="s1">Prevent the <filename>Makefile</filename> from trying to run |
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| 28 | <command>setcap</command> on <command>systemd-detect-virt</command>, |
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| 29 | which will fail if the kernel or file system does not support extended |
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| 30 | capabilities:</para> |
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| 31 | |
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| 32 | <screen os="s2"><userinput>sed -i '/virt-install-hook /d' Makefile.in</userinput></screen> |
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| 33 | |
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| 34 | <para os="s3">The <filename>timesyncd.conf</filename> file contains a |
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[ff6229f] | 35 | reference to a non-existent <filename>timesyncd.conf(5)</filename> man |
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| 36 | page. Remove that reference to avoid possible confusion:</para> |
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| 37 | |
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[62afd55] | 38 | <screen os="s4"><userinput>sed -i '/timesyncd.conf/d' src/timesync/timesyncd.conf.in</userinput></screen> |
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[ff6229f] | 39 | |
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[216be86] | 40 | <para os="cc1">Create a file to declare some variables</para> |
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[b27af42] | 41 | |
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[479720a] | 42 | <screen os="cc2"><userinput>cat > config.cache << "EOF" |
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| 43 | <literal>KILL="/bin/kill" |
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| 44 | MOUNT_PATH="/bin/mount" |
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| 45 | UMOUNT_PATH="/bin/umount" |
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| 46 | SULOGIN="/sbin/sulogin" |
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| 47 | XSLTPROC="/usr/bin/xsltproc"</literal> |
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| 48 | EOF</userinput></screen> |
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[927c3367] | 49 | |
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| 50 | <para os="a">Prepare systemd for compilation:</para> |
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| 51 | |
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[7cd7f99] | 52 | <screen os="b"><userinput>./configure \ |
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| 53 | --prefix=/usr \ |
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| 54 | --sysconfdir=/etc \ |
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| 55 | --localstatedir=/var \ |
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| 56 | --libexecdir=/usr/lib \ |
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| 57 | --docdir=/usr/share/doc/systemd-&systemd-version; \ |
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| 58 | --with-rootprefix="" \ |
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| 59 | --with-rootlibdir=/lib \ |
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| 60 | --enable-split-usr \ |
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[216be86] | 61 | --disable-firstboot \ |
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| 62 | --disable-ldconfig \ |
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| 63 | --disable-lto \ |
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| 64 | --disable-sysusers \ |
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| 65 | --with-default-dnssec=no \ |
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[7cd7f99] | 66 | --with-kbd-loadkeys=/bin/loadkeys \ |
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| 67 | --with-kbd-setfont=/bin/setfont \ |
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| 68 | --with-dbuspolicydir=/etc/dbus-1/system.d \ |
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[49da1d5] | 69 | --with-dbussessionservicedir=/usr/share/dbus-1/services \ |
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[09e511ce] | 70 | --with-dbussystemservicedir=/usr/share/dbus-1/system-services \ |
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[216be86] | 71 | --config-cache</userinput></screen> |
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[d89bf75] | 72 | |
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[0b3451f] | 73 | <variablelist os="c"> |
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| 74 | <title>The meaning of the configure options:</title> |
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[d89bf75] | 75 | |
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[216be86] | 76 | <varlistentry> |
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| 77 | <term><parameter>--config-cache</parameter></term> |
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| 78 | <listitem> |
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| 79 | <para>Use the created <filename>config.cache</filename>.</para> |
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| 80 | </listitem> |
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| 81 | </varlistentry> |
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| 82 | |
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[0b3451f] | 83 | <varlistentry> |
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| 84 | <term><parameter>--with-root*</parameter></term> |
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| 85 | <listitem> |
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| 86 | <para>These switches ensure that core programs and |
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| 87 | shared libraries are installed in the subdirectories |
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| 88 | of the root partition.</para> |
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| 89 | </listitem> |
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| 90 | </varlistentry> |
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[d89bf75] | 91 | |
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[0b3451f] | 92 | <varlistentry> |
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| 93 | <term><parameter>--enable-split-usr</parameter></term> |
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| 94 | <listitem> |
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[0131d1b] | 95 | <para>This switch ensures that systemd will work on |
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[0b3451f] | 96 | systems where /bin, /lib and /sbin directories are not |
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| 97 | symlinks to their /usr counterparts.</para> |
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| 98 | </listitem> |
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| 99 | </varlistentry> |
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[d89bf75] | 100 | |
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[0b3451f] | 101 | <varlistentry> |
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[216be86] | 102 | <term><parameter>--disable-firstboot</parameter></term> |
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| 103 | <listitem> |
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| 104 | <para>This switch prevents installation of systemd services |
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| 105 | responsible for setting up the system for the first time. |
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| 106 | They are not useful for CLFS as everything is done manually. |
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| 107 | </para> |
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| 108 | </listitem> |
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| 109 | </varlistentry> |
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| 110 | |
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| 111 | <varlistentry> |
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| 112 | <term><parameter>--disable-ldconfig</parameter></term> |
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| 113 | <listitem> |
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| 114 | <para>This switch prevents installation of a systemd unit that runs |
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| 115 | <command>ldconfig</command> at boot, and increases boot time. |
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| 116 | While it may be not useful for source distributions like CLFS, |
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| 117 | this option may be removed.</para> |
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| 118 | </listitem> |
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| 119 | </varlistentry> |
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| 120 | |
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| 121 | <varlistentry> |
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| 122 | <term><parameter>--disable-lto</parameter></term> |
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| 123 | <listitem> |
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| 124 | <para>This prevents the build system from using GCC's Link-time |
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| 125 | optimization (LTO), to ensure that systemd's binaries will not try |
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| 126 | to link to <filename class="libraryfile">libgcc_s</filename></para> |
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| 127 | </listitem> |
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| 128 | </varlistentry> |
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| 129 | |
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| 130 | <varlistentry> |
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| 131 | <term><parameter>--disable-sysusers</parameter></term> |
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[0b3451f] | 132 | <listitem> |
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[216be86] | 133 | <para>This switch prevents install of systemd services which setup |
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| 134 | the previously created <filename>/etc/group</filename> and |
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| 135 | <filename>/etc/passwd</filename> files.</para> |
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[0b3451f] | 136 | </listitem> |
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| 137 | </varlistentry> |
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[d89bf75] | 138 | |
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[49da1d5] | 139 | <varlistentry> |
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| 140 | <term><parameter>--with-dbus*</parameter></term> |
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| 141 | <listitem> |
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| 142 | <para>These switches ensure that D-Bus configuration files get |
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| 143 | installed to the correct locations.</para> |
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| 144 | </listitem> |
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| 145 | </varlistentry> |
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[09e511ce] | 146 | |
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| 147 | <varlistentry> |
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[216be86] | 148 | <term><parameter>--with-default-dnssec=no</parameter></term> |
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[09e511ce] | 149 | <listitem> |
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[8274832] | 150 | <para>This switch turns off the experimental DNSSEC support.</para> |
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[09e511ce] | 151 | </listitem> |
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| 152 | </varlistentry> |
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| 153 | |
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[0b3451f] | 154 | </variablelist> |
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| 155 | |
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| 156 | <para os="d">Compile the package:</para> |
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| 157 | |
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| 158 | <screen os="e"><userinput>make</userinput></screen> |
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| 159 | |
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| 160 | <para os="f">Prevent a broken test case from running:</para> |
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| 161 | |
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[216be86] | 162 | <screen os="g"><userinput remap="test">sed -e 's@test/udev-test.pl @@' \ |
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| 163 | -e 's@test-copy$(EXEEXT) @@' \ |
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| 164 | -i Makefile.in |
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| 165 | </userinput></screen> |
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[0b3451f] | 166 | |
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[e167dd9] | 167 | <para os="h">To test the results, issue:</para> |
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[0b3451f] | 168 | |
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[3cc92be] | 169 | <screen os="i"><userinput remap="test">sed -i "s:minix:ext4:g" src/test/test-path-util.c |
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[1f7dd93] | 170 | make check</userinput></screen> |
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[0b3451f] | 171 | |
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| 172 | <para os="j">Install the package:</para> |
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| 173 | |
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| 174 | <screen os="k"><userinput>make install</userinput></screen> |
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| 175 | |
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[4547561] | 176 | <para os="l">Install documentation files that are not installed by default:</para> |
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[f66a6fc] | 177 | |
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[4547561] | 178 | <screen os="m"><userinput>install -v -m644 man/*.html /usr/share/doc/systemd-&systemd-version;</userinput></screen> |
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[f66a6fc] | 179 | |
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[0b3451f] | 180 | <para os="p">Remove an unnecessary directory:</para> |
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| 181 | |
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| 182 | <screen os="q"><userinput>rm -rfv /usr/lib/rpm</userinput></screen> |
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| 183 | |
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| 184 | <para os="r">Create symlinks for backwards-compatibility with Sysvinit:</para> |
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[d150ded] | 185 | |
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[0b3451f] | 186 | <screen os="s"><userinput>for tool in runlevel reboot shutdown poweroff halt telinit; do |
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[d150ded] | 187 | ln -sfv ../bin/systemctl /sbin/$tool |
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| 188 | done |
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| 189 | ln -sfv ../lib/systemd/systemd /sbin/init</userinput></screen> |
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| 190 | |
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[d89bf75] | 191 | </sect2> |
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| 192 | |
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| 193 | <sect2 id="conf-systemd" role="configuration"> |
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[24213983] | 194 | <title>Configuring Systemd</title> |
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[d89bf75] | 195 | |
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| 196 | <indexterm zone="conf-systemd"> |
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| 197 | <primary sortas="a-systemd">systemd</primary> |
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| 198 | <secondary>configuring</secondary></indexterm> |
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| 199 | |
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| 200 | <indexterm zone="conf-systemd"> |
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| 201 | <primary sortas="e-/etc/os-release">/etc/os-release</primary> |
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| 202 | </indexterm> |
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| 203 | |
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[d150ded] | 204 | <para>Create <filename>/etc/machine-id</filename> which is needed |
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| 205 | by Journald:</para> |
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| 206 | |
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| 207 | <screen><userinput>systemd-machine-id-setup</userinput></screen> |
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| 208 | |
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[d89bf75] | 209 | <para>Create a file to identify the operating system. |
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| 210 | <command>systemd</command> will use this file on boot to put information |
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| 211 | on the screen.</para> |
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| 212 | |
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| 213 | <screen><userinput>cat > /etc/os-release << "EOF" |
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| 214 | # Begin /etc/os-release |
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| 215 | |
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| 216 | NAME=Cross-LFS |
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| 217 | ID=clfs |
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| 218 | |
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| 219 | PRETTY_NAME=Cross Linux From Scratch |
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| 220 | ANSI_COLOR=0;33 |
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| 221 | |
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| 222 | VERSION=&version; |
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| 223 | VERSION_ID=&versionid; |
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| 224 | |
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| 225 | # End /etc/os-release |
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| 226 | EOF</userinput></screen> |
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| 227 | |
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| 228 | </sect2> |
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| 229 | |
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| 230 | <sect2 id="contents-systemd" role="content"> |
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[24213983] | 231 | <title>Contents of Systemd</title> |
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[d89bf75] | 232 | |
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| 233 | <segmentedlist> |
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| 234 | <segtitle>Installed programs</segtitle> |
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| 235 | <segtitle>Installed libraries</segtitle> |
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| 236 | <segtitle>Installed directories</segtitle> |
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| 237 | |
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| 238 | <seglistitem> |
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[c8a83d8] | 239 | <seg>bootctl, busctl, halt (link to systemctl), hostnamectl, |
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| 240 | init (link to systemd), journalctl, kernel-install, localectl, loginctl, |
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| 241 | machinectl, poweroff (link to systemctl), reboot (link to systemctl), |
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| 242 | runlevel (link to systemctl), shutdown (link to systemctl), |
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[4c2f1e7] | 243 | systemctl, systemd, system-analyze, systemd-ask-password, systemd-cat, |
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[c8a83d8] | 244 | systemd-cgls, systemd-cgtop, systemd-coredumpctl, systemd-delta, |
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| 245 | systemd-detect-virt, systemd-inhibit, systemd-machine-id-setup, |
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| 246 | systemd-notify, systemd-nspawn, systemd-run, systemd-stdio-bridge |
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| 247 | (link to systemd-bus-proxyd), systemd-tmpfiles, |
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| 248 | systemd-tty-ask-password-agent, telinit (link to systemctl), |
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| 249 | timedatectl, udevadm</seg> |
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| 250 | <seg>libnss_myhostname.so, libsystemd.so, libudev.so</seg> |
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| 251 | <seg>/etc/binfmt.d, /etc/init.d, /etc/kernel, /etc/modules-load.d, |
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| 252 | /etc/sysctl.d, /etc/systemd, /etc/tmpfiles.d, /etc/udev, |
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| 253 | /etc/xdg/systemd, /lib/systemd, /lib/udev, /usr/include/systemd, |
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| 254 | /usr/lib/binfmt.d, /usr/lib/kernel, /usr/lib/modules-load.d, |
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| 255 | /usr/lib/sysctl.d, /usr/lib/systemd, |
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| 256 | /usr/share/doc-systemd-&systemd-version;, /usr/share/systemd, |
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[0959d10] | 257 | /usr/share/zsh, /var/lib/systemd</seg> |
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[d89bf75] | 258 | </seglistitem> |
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| 259 | </segmentedlist> |
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| 260 | |
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| 261 | <variablelist> |
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| 262 | <bridgehead renderas="sect3">Short Descriptions</bridgehead> |
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| 263 | <?dbfo list-presentation="list"?> |
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| 264 | <?dbhtml list-presentation="table"?> |
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| 265 | |
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[f6e0d38] | 266 | <varlistentry id="bootctl"> |
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| 267 | <term><command>bootctl</command></term> |
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| 268 | <listitem> |
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| 269 | <para>Controls the firmware and boot manager settings</para> |
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| 270 | <indexterm zone="ch-system-systemd bootctl"> |
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| 271 | <primary sortas="b-bootctl">bootctl</primary> |
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| 272 | </indexterm> |
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| 273 | </listitem> |
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| 274 | </varlistentry> |
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| 275 | |
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| 276 | <varlistentry id="busctl"> |
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| 277 | <term><command>busctl</command></term> |
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| 278 | <listitem> |
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| 279 | <para>Introspects and monitors the D-Bus bus</para> |
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| 280 | <indexterm zone="ch-system-systemd busctl"> |
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| 281 | <primary sortas="b-busctl">busctl</primary> |
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| 282 | </indexterm> |
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| 283 | </listitem> |
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| 284 | </varlistentry> |
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| 285 | |
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| 286 | <varlistentry id="halt"> |
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| 287 | <term><command>halt</command></term> |
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| 288 | <listitem> |
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| 289 | <para>Halts, powers off, or reboots the machine</para> |
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| 290 | <indexterm zone="ch-system-systemd halt"> |
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| 291 | <primary sortas="b-halt">halt</primary> |
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| 292 | </indexterm> |
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| 293 | </listitem> |
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| 294 | </varlistentry> |
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| 295 | |
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| 296 | <varlistentry id="hostnamectl"> |
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| 297 | <term><command>hostnamectl</command></term> |
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| 298 | <listitem> |
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| 299 | <para>Controls the system hostname</para> |
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| 300 | <indexterm zone="ch-system-systemd hostnamectl"> |
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| 301 | <primary sortas="b-hostnamectl">hostnamectl</primary> |
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| 302 | </indexterm> |
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| 303 | </listitem> |
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| 304 | </varlistentry> |
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| 305 | |
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| 306 | <varlistentry id="init"> |
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| 307 | <term><command>init</command></term> |
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| 308 | <listitem> |
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| 309 | <para>systemd system and service manager</para> |
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| 310 | <indexterm zone="ch-system-systemd init"> |
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| 311 | <primary sortas="b-init">init</primary> |
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| 312 | </indexterm> |
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| 313 | </listitem> |
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| 314 | </varlistentry> |
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| 315 | |
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| 316 | <varlistentry id="journalctl"> |
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| 317 | <term><command>journalctl</command></term> |
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| 318 | <listitem> |
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| 319 | <para>Queries the systemd journal</para> |
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| 320 | <indexterm zone="ch-system-systemd journalctl"> |
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| 321 | <primary sortas="b-journalctl">journalctl</primary> |
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| 322 | </indexterm> |
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| 323 | </listitem> |
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| 324 | </varlistentry> |
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| 325 | |
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| 326 | <varlistentry id="kernel-install"> |
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| 327 | <term><command>kernel-install</command></term> |
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| 328 | <listitem> |
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| 329 | <para>Adds and removes kernel and initramfs images to and from |
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| 330 | <filename class="directory">/boot</filename></para> |
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| 331 | <indexterm zone="ch-system-systemd kernel-install"> |
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| 332 | <primary sortas="b-kernel-install">kernel-install</primary> |
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| 333 | </indexterm> |
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| 334 | </listitem> |
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| 335 | </varlistentry> |
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| 336 | |
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| 337 | <varlistentry id="localectl"> |
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| 338 | <term><command>localectl</command></term> |
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| 339 | <listitem> |
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| 340 | <para>Controls the system locale and keyboard layout settings</para> |
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| 341 | <indexterm zone="ch-system-systemd localectl"> |
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| 342 | <primary sortas="b-localectl">localectl</primary> |
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| 343 | </indexterm> |
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| 344 | </listitem> |
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| 345 | </varlistentry> |
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| 346 | |
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| 347 | <varlistentry id="loginctl"> |
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| 348 | <term><command>loginctl</command></term> |
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| 349 | <listitem> |
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| 350 | <para>Controls the systemd login manager</para> |
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| 351 | <indexterm zone="ch-system-systemd loginctl"> |
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| 352 | <primary sortas="b-loginctl">loginctl</primary> |
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| 353 | </indexterm> |
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| 354 | </listitem> |
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| 355 | </varlistentry> |
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| 356 | |
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| 357 | <varlistentry id="machinectl"> |
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| 358 | <term><command>machinectl</command></term> |
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| 359 | <listitem> |
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| 360 | <para>Controls the systemd machine manager</para> |
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| 361 | <indexterm zone="ch-system-systemd machinectl"> |
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| 362 | <primary sortas="b-machinectl">machinectl</primary> |
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| 363 | </indexterm> |
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| 364 | </listitem> |
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| 365 | </varlistentry> |
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| 366 | |
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| 367 | <varlistentry id="poweroff"> |
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| 368 | <term><command>poweroff</command></term> |
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| 369 | <listitem> |
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| 370 | <para>Halts, powers off, or reboots the machine</para> |
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| 371 | <indexterm zone="ch-system-systemd poweroff"> |
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| 372 | <primary sortas="b-poweroff">poweroff</primary> |
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| 373 | </indexterm> |
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| 374 | </listitem> |
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| 375 | </varlistentry> |
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| 376 | |
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| 377 | <varlistentry id="reboot"> |
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| 378 | <term><command>reboot</command></term> |
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| 379 | <listitem> |
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| 380 | <para>Halts, powers off, or reboots the machine</para> |
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| 381 | <indexterm zone="ch-system-systemd reboot"> |
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| 382 | <primary sortas="b-reboot">reboot</primary> |
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| 383 | </indexterm> |
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| 384 | </listitem> |
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| 385 | </varlistentry> |
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| 386 | |
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| 387 | <varlistentry id="runlevel"> |
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| 388 | <term><command>runlevel</command></term> |
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| 389 | <listitem> |
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| 390 | <para>Prints previous and current SysV runlevel</para> |
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| 391 | <indexterm zone="ch-system-systemd runlevel"> |
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| 392 | <primary sortas="b-runlevel">runlevel</primary> |
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| 393 | </indexterm> |
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| 394 | </listitem> |
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| 395 | </varlistentry> |
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| 396 | |
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| 397 | <varlistentry id="shutdown"> |
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| 398 | <term><command>shutdown</command></term> |
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| 399 | <listitem> |
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| 400 | <para>Halts, powers off, or reboots the machine</para> |
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| 401 | <indexterm zone="ch-system-systemd shutdown"> |
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| 402 | <primary sortas="b-shutdown">shutdown</primary> |
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| 403 | </indexterm> |
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| 404 | </listitem> |
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| 405 | </varlistentry> |
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| 406 | |
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[d89bf75] | 407 | <varlistentry id="systemctl"> |
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| 408 | <term><command>systemctl</command></term> |
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| 409 | <listitem> |
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[0131d1b] | 410 | <para>Control the systemd system and service manager</para> |
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[d89bf75] | 411 | <indexterm zone="ch-system-systemd systemctl"> |
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| 412 | <primary sortas="b-systemctl">systemctl</primary> |
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| 413 | </indexterm> |
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| 414 | </listitem> |
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| 415 | </varlistentry> |
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| 416 | |
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| 417 | <varlistentry id="systemd"> |
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| 418 | <term><command>systemd</command></term> |
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| 419 | <listitem> |
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| 420 | <para>System and service manager for Linux</para> |
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| 421 | <indexterm zone="ch-system-systemd systemd"> |
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| 422 | <primary sortas="b-systemd">systemd</primary> |
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| 423 | </indexterm> |
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| 424 | </listitem> |
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| 425 | </varlistentry> |
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| 426 | |
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[f6e0d38] | 427 | <varlistentry id="systemd-analyze"> |
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| 428 | <term><command>systemd-analyze</command></term> |
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| 429 | <listitem> |
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| 430 | <para>Analyzes system boot-up permformance</para> |
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| 431 | <indexterm zone="ch-system-systemd systemd-analyze"> |
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| 432 | <primary sortas="b-systemd-analyze">systemd-analyze</primary> |
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| 433 | </indexterm> |
---|
| 434 | </listitem> |
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| 435 | </varlistentry> |
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| 436 | |
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[d89bf75] | 437 | <varlistentry id="systemd-ask-password"> |
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| 438 | <term><command>systemd-ask-password</command></term> |
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| 439 | <listitem> |
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| 440 | <para>Queries the user for a system passphrase, via the |
---|
| 441 | TTY or an UI agent.</para> |
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| 442 | <indexterm zone="ch-system-systemd systemd-ask-password"> |
---|
| 443 | <primary sortas="b-systemd-ask-password">systemd-ask-password</primary> |
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| 444 | </indexterm> |
---|
| 445 | </listitem> |
---|
| 446 | </varlistentry> |
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| 447 | |
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[f6e0d38] | 448 | <varlistentry id="systemd-cat"> |
---|
| 449 | <term><command>systemd-cat</command></term> |
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| 450 | <listitem> |
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| 451 | <para>Connects a pipeline or program's output with the journal</para> |
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| 452 | <indexterm zone="ch-system-systemd systemd-cat"> |
---|
| 453 | <primary sortas="b-systemd-cat">systemd-cat</primary> |
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| 454 | </indexterm> |
---|
| 455 | </listitem> |
---|
| 456 | </varlistentry> |
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| 457 | |
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[d89bf75] | 458 | <varlistentry id="systemd-cgls"> |
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| 459 | <term><command>systemd-cgls</command></term> |
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| 460 | <listitem> |
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| 461 | <para>Recursively shows control group contents</para> |
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| 462 | <indexterm zone="ch-system-systemd systemd-cgls"> |
---|
| 463 | <primary sortas="b-systemd-cgls">systemd-cgls</primary> |
---|
| 464 | </indexterm> |
---|
| 465 | </listitem> |
---|
| 466 | </varlistentry> |
---|
| 467 | |
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[4c2f1e7] | 468 | <varlistentry id="systemd-cgtop"> |
---|
| 469 | <term><command>systemd-cgtop</command></term> |
---|
| 470 | <listitem> |
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| 471 | <para>Shows top control groups by resource usage</para> |
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| 472 | <indexterm zone="ch-system-systemd systemd-cgtop"> |
---|
| 473 | <primary sortas="b-systemd-cgtop">systemd-cgtop</primary> |
---|
| 474 | </indexterm> |
---|
| 475 | </listitem> |
---|
| 476 | </varlistentry> |
---|
| 477 | |
---|
| 478 | <varlistentry id="systemd-coredumpctl"> |
---|
| 479 | <term><command>systemd-coredumpctl</command></term> |
---|
| 480 | <listitem> |
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| 481 | <para>Retrieves coredumps from the journal</para> |
---|
| 482 | <indexterm zone="ch-system-systemd systemd-coredumpctl"> |
---|
| 483 | <primary sortas="b-systemd-coredumpctl">systemd-coredumpctl</primary> |
---|
| 484 | </indexterm> |
---|
| 485 | </listitem> |
---|
| 486 | </varlistentry> |
---|
| 487 | |
---|
| 488 | <varlistentry id="systemd-delta"> |
---|
| 489 | <term><command>systemd-delta</command></term> |
---|
| 490 | <listitem> |
---|
| 491 | <para>Finds overridden configuration files</para> |
---|
| 492 | <indexterm zone="ch-system-systemd systemd-delta"> |
---|
| 493 | <primary sortas="b-systemd-delta">systemd-delta</primary> |
---|
| 494 | </indexterm> |
---|
| 495 | </listitem> |
---|
| 496 | </varlistentry> |
---|
| 497 | |
---|
| 498 | <varlistentry id="systemd-detect-virt"> |
---|
| 499 | <term><command>systemd-detect-virt</command></term> |
---|
| 500 | <listitem> |
---|
| 501 | <para>Detects execution in a virtual environment</para> |
---|
| 502 | <indexterm zone="ch-system-systemd systemd-detect-virt"> |
---|
| 503 | <primary sortas="b-systemd-detect-virt">systemd-detect-virt</primary> |
---|
| 504 | </indexterm> |
---|
| 505 | </listitem> |
---|
| 506 | </varlistentry> |
---|
| 507 | |
---|
| 508 | <varlistentry id="systemd-inhibit"> |
---|
| 509 | <term><command>systemd-inhibit</command></term> |
---|
| 510 | <listitem> |
---|
| 511 | <para>Executes a program with an inhibition lock taken</para> |
---|
| 512 | <indexterm zone="ch-system-systemd systemd-inhibit"> |
---|
| 513 | <primary sortas="b-systemd-inhibit">systemd-inhibit</primary> |
---|
| 514 | </indexterm> |
---|
| 515 | </listitem> |
---|
| 516 | </varlistentry> |
---|
| 517 | |
---|
| 518 | <varlistentry id="systemd-machine-id-setup"> |
---|
| 519 | <term><command>systemd-machine-id-setup</command></term> |
---|
| 520 | <listitem> |
---|
| 521 | <para>Initializes the machine ID in |
---|
| 522 | <filename>/etc/machine-id</filename></para> |
---|
| 523 | <indexterm zone="ch-system-systemd systemd-machine-id-setup"> |
---|
| 524 | <primary sortas="b-systemd-machine-id-setup">systemd-machine-id-setup</primary> |
---|
| 525 | </indexterm> |
---|
| 526 | </listitem> |
---|
| 527 | </varlistentry> |
---|
| 528 | |
---|
[d89bf75] | 529 | <varlistentry id="systemd-notify"> |
---|
| 530 | <term><command>systemd-notify</command></term> |
---|
| 531 | <listitem> |
---|
[4c2f1e7] | 532 | <para>Notifies init system about start-up completion and other daemon |
---|
[d89bf75] | 533 | status changes</para> |
---|
| 534 | <indexterm zone="ch-system-systemd systemd-notify"> |
---|
| 535 | <primary sortas="b-systemd-notify">systemd-notify</primary> |
---|
| 536 | </indexterm> |
---|
| 537 | </listitem> |
---|
| 538 | </varlistentry> |
---|
| 539 | |
---|
[4c2f1e7] | 540 | <varlistentry id="systemd-nspawn"> |
---|
| 541 | <term><command>systemd-nspawn</command></term> |
---|
| 542 | <listitem> |
---|
| 543 | <para>Spawns a namespace container for debugging, testing, and |
---|
| 544 | building</para> |
---|
| 545 | <indexterm zone="ch-system-systemd systemd-nspawn"> |
---|
| 546 | <primary sortas="b-systemd-nspawn">systemd-nspawn</primary> |
---|
| 547 | </indexterm> |
---|
| 548 | </listitem> |
---|
| 549 | </varlistentry> |
---|
| 550 | |
---|
| 551 | <varlistentry id="systemd-run"> |
---|
| 552 | <term><command>systemd-run</command></term> |
---|
| 553 | <listitem> |
---|
| 554 | <para>Runs programs in transient scope or service units</para> |
---|
| 555 | <indexterm zone="ch-system-systemd systemd-run"> |
---|
| 556 | <primary sortas="b-systemd-run">systemd-run</primary> |
---|
| 557 | </indexterm> |
---|
| 558 | </listitem> |
---|
| 559 | </varlistentry> |
---|
| 560 | |
---|
| 561 | <varlistentry id="systemd-stdio-bridge"> |
---|
| 562 | <term><command>systemd-stdio-bridge</command></term> |
---|
| 563 | <listitem> |
---|
| 564 | <para>Connects stdio or a socket to a given bus address</para> |
---|
| 565 | <indexterm zone="ch-system-systemd systemd-stdio-bridge"> |
---|
| 566 | <primary sortas="b-systemd-stdio-bridge">systemd-stdio-bridge</primary> |
---|
| 567 | </indexterm> |
---|
| 568 | </listitem> |
---|
| 569 | </varlistentry> |
---|
| 570 | |
---|
| 571 | <varlistentry id="systemd-tmpfiles"> |
---|
| 572 | <term><command>systemd-tmpfiles</command></term> |
---|
| 573 | <listitem> |
---|
| 574 | <para>Creates, deletes, and cleans up volatile and temporary files</para> |
---|
| 575 | <indexterm zone="ch-system-systemd systemd-tmpfiles"> |
---|
| 576 | <primary sortas="b-systemd-tmpfiles">systemd-tmpfiles</primary> |
---|
| 577 | </indexterm> |
---|
| 578 | </listitem> |
---|
| 579 | </varlistentry> |
---|
| 580 | |
---|
[d89bf75] | 581 | <varlistentry id="systemd-tty-ask-password-agent"> |
---|
| 582 | <term><command>systemd-tty-ask-password-agent</command></term> |
---|
| 583 | <listitem> |
---|
| 584 | <para>Process system password requests</para> |
---|
| 585 | <indexterm zone="ch-system-systemd systemd-tty-ask-password-agent"> |
---|
| 586 | <primary sortas="b-systemd-tty-ask-password-agent">systemd-tty-ask-password-agent</primary> |
---|
| 587 | </indexterm> |
---|
| 588 | </listitem> |
---|
| 589 | </varlistentry> |
---|
| 590 | |
---|
[f6e0d38] | 591 | <varlistentry id="telinit"> |
---|
| 592 | <term><command>telinit</command></term> |
---|
| 593 | <listitem> |
---|
| 594 | <para>Tells <command>init</command> which run-level to change to</para> |
---|
| 595 | <indexterm zone="ch-system-systemd telinit"> |
---|
| 596 | <primary sortas="b-telinit">telinit</primary> |
---|
| 597 | </indexterm> |
---|
| 598 | </listitem> |
---|
| 599 | </varlistentry> |
---|
| 600 | |
---|
[4c2f1e7] | 601 | <varlistentry id="timedatectl"> |
---|
| 602 | <term><command>timedatectl</command></term> |
---|
[d89bf75] | 603 | <listitem> |
---|
[4c2f1e7] | 604 | <para>Controls the system time and date</para> |
---|
| 605 | <indexterm zone="ch-system-systemd timedatectl"> |
---|
| 606 | <primary sortas="b-timedatectl">timedatectl</primary> |
---|
[d89bf75] | 607 | </indexterm> |
---|
| 608 | </listitem> |
---|
| 609 | </varlistentry> |
---|
| 610 | |
---|
[4c2f1e7] | 611 | <varlistentry id="udevadm"> |
---|
| 612 | <term><command>udevadm</command></term> |
---|
[d89bf75] | 613 | <listitem> |
---|
[4c2f1e7] | 614 | <para>Udev management tool</para> |
---|
| 615 | <indexterm zone="ch-system-systemd udevadm"> |
---|
| 616 | <primary sortas="b-udevadm">udevadm</primary> |
---|
[d89bf75] | 617 | </indexterm> |
---|
| 618 | </listitem> |
---|
| 619 | </varlistentry> |
---|
| 620 | |
---|
[4c2f1e7] | 621 | <varlistentry id="libnss_myhostname"> |
---|
| 622 | <term><filename class="libraryfile">libnss_myhostname</filename></term> |
---|
[d89bf75] | 623 | <listitem> |
---|
[4c2f1e7] | 624 | <para>Plugin for the GNU Name Service Switch (NSS) functionality |
---|
| 625 | of Glibc, provding hostname resolution for the locally configured |
---|
| 626 | system hostname</para> |
---|
| 627 | <indexterm zone="ch-system-systemd libnss_myhostname"> |
---|
| 628 | <primary sortas="c-libnss_myhostname">libnss_myhostname</primary> |
---|
[d89bf75] | 629 | </indexterm> |
---|
| 630 | </listitem> |
---|
| 631 | </varlistentry> |
---|
| 632 | |
---|
[4c2f1e7] | 633 | <varlistentry id="libsystemd"> |
---|
| 634 | <term><filename class="libraryfile">libsystemd</filename></term> |
---|
[d89bf75] | 635 | <listitem> |
---|
[4c2f1e7] | 636 | <para>Support library for systemd</para> |
---|
| 637 | <indexterm zone="ch-system-systemd libsystemd"> |
---|
| 638 | <primary sortas="c-libsystemd">libsystemd</primary> |
---|
[d89bf75] | 639 | </indexterm> |
---|
| 640 | </listitem> |
---|
| 641 | </varlistentry> |
---|
| 642 | |
---|
[4c2f1e7] | 643 | <varlistentry id="libudev"> |
---|
| 644 | <term><filename class="libraryfile">libudev</filename></term> |
---|
[d89bf75] | 645 | <listitem> |
---|
[4c2f1e7] | 646 | <para>A library interface to Udev device information.</para> |
---|
| 647 | <indexterm zone="ch-system-systemd libudev"> |
---|
| 648 | <primary sortas="c-libudev">libudev</primary> |
---|
[d89bf75] | 649 | </indexterm> |
---|
| 650 | </listitem> |
---|
| 651 | </varlistentry> |
---|
| 652 | |
---|
| 653 | </variablelist> |
---|
| 654 | |
---|
| 655 | </sect2> |
---|
| 656 | |
---|
| 657 | </sect1> |
---|