| 1 | <?xml version="1.0" encoding="ISO-8859-1"?> |
|---|
| 2 | <!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN" |
|---|
| 3 | "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [ |
|---|
| 4 | <!ENTITY % general-entities SYSTEM "../../general.ent"> |
|---|
| 5 | %general-entities; |
|---|
| 6 | ]> |
|---|
| 7 | <sect1 id="ch-system-systemd" role="wrap"> |
|---|
| 8 | <?dbhtml filename="systemd.html"?> |
|---|
| 9 | |
|---|
| 10 | <title>Systemd-&systemd-version;</title> |
|---|
| 11 | |
|---|
| 12 | <indexterm zone="ch-system-systemd"> |
|---|
| 13 | <primary sortas="a-systemd">Systemd</primary> |
|---|
| 14 | </indexterm> |
|---|
| 15 | |
|---|
| 16 | <sect2 role="package"> |
|---|
| 17 | <title/> |
|---|
| 18 | |
|---|
| 19 | <para>The Systemd package is a system and service manager for Linux |
|---|
| 20 | operating systems.</para> |
|---|
| 21 | |
|---|
| 22 | </sect2> |
|---|
| 23 | |
|---|
| 24 | <sect2 role="installation"> |
|---|
| 25 | <title>Installation of systemd</title> |
|---|
| 26 | |
|---|
| 27 | <para os="p1">Apply a patch so that compat <command>pkg-config</command> |
|---|
| 28 | files get installed without installing compat libraries:</para> |
|---|
| 29 | |
|---|
| 30 | <screen os="p2"><userinput>patch -Np1 -i ../&systemd-compat-patch;</userinput></screen> |
|---|
| 31 | |
|---|
| 32 | <para os="a">Prepare Systemd for compilation:</para> |
|---|
| 33 | |
|---|
| 34 | <screen os="b"><userinput>./configure --prefix=/usr \ |
|---|
| 35 | --sysconfdir=/etc --localstatedir=/var \ |
|---|
| 36 | --libexecdir=/usr/lib --docdir=/usr/share/doc/systemd-&systemd-version; \ |
|---|
| 37 | --with-rootprefix="" --with-rootlibdir=/lib \ |
|---|
| 38 | --enable-split-usr --disable-gudev --with-kbd-loadkeys=/bin/loadkeys \ |
|---|
| 39 | --with-kbd-setfont=/bin/setfont --with-dbuspolicydir=/etc/dbus-1/system.d \ |
|---|
| 40 | --with-dbusinterfacedir=/usr/share/dbus-1/interfaces \ |
|---|
| 41 | --with-dbussessionservicedir=/usr/share/dbus-1/services \ |
|---|
| 42 | --with-dbussystemservicedir=/usr/share/dbus-1/system-services</userinput></screen> |
|---|
| 43 | |
|---|
| 44 | <variablelist os="c"> |
|---|
| 45 | <title>The meaning of the configure options:</title> |
|---|
| 46 | |
|---|
| 47 | <varlistentry> |
|---|
| 48 | <term><parameter>--with-root*</parameter></term> |
|---|
| 49 | <listitem> |
|---|
| 50 | <para>These switches ensure that core programs and |
|---|
| 51 | shared libraries are installed in the subdirectories |
|---|
| 52 | of the root partition.</para> |
|---|
| 53 | </listitem> |
|---|
| 54 | </varlistentry> |
|---|
| 55 | |
|---|
| 56 | <varlistentry> |
|---|
| 57 | <term><parameter>--enable-split-usr</parameter></term> |
|---|
| 58 | <listitem> |
|---|
| 59 | <para>This switch ensures that Systemd will work on |
|---|
| 60 | systems where /bin, /lib and /sbin directories are not |
|---|
| 61 | symlinks to their /usr counterparts.</para> |
|---|
| 62 | </listitem> |
|---|
| 63 | </varlistentry> |
|---|
| 64 | |
|---|
| 65 | <varlistentry> |
|---|
| 66 | <term><parameter>--disable-gudev --without-python</parameter></term> |
|---|
| 67 | <listitem> |
|---|
| 68 | <para>These switches disable optional features because |
|---|
| 69 | LFS does not provide their dependencies.</para> |
|---|
| 70 | </listitem> |
|---|
| 71 | </varlistentry> |
|---|
| 72 | |
|---|
| 73 | <varlistentry> |
|---|
| 74 | <term><parameter>--with-dbus*</parameter></term> |
|---|
| 75 | <listitem> |
|---|
| 76 | <para>These switches ensure that D-Bus configuration files get |
|---|
| 77 | installed to the correct locations.</para> |
|---|
| 78 | </listitem> |
|---|
| 79 | </varlistentry> |
|---|
| 80 | </variablelist> |
|---|
| 81 | |
|---|
| 82 | <para os="d">Compile the package:</para> |
|---|
| 83 | |
|---|
| 84 | <screen os="e"><userinput>make</userinput></screen> |
|---|
| 85 | |
|---|
| 86 | <para os="f">Prevent a broken test case from running:</para> |
|---|
| 87 | |
|---|
| 88 | <screen os="g"><userinput remap="test"> |
|---|
| 89 | sed -e "s:test/udev-test.pl::g" \ |
|---|
| 90 | -e "s:test-bus-cleanup\$(EXEEXT) ::g" \ |
|---|
| 91 | -e "s:test-bus-gvariant\$(EXEEXT) ::g" \ |
|---|
| 92 | -i Makefile</userinput></screen> |
|---|
| 93 | |
|---|
| 94 | <para os="h">Test the results, issue:</para> |
|---|
| 95 | |
|---|
| 96 | <screen os="i"><userinput remap="test">make check</userinput></screen> |
|---|
| 97 | |
|---|
| 98 | <para os="j">Install the package:</para> |
|---|
| 99 | |
|---|
| 100 | <screen os="k"><userinput>make install</userinput></screen> |
|---|
| 101 | |
|---|
| 102 | <para os="l">Install man pages and documentation files that are not |
|---|
| 103 | installed by default:</para> |
|---|
| 104 | |
|---|
| 105 | <screen os="m"><userinput>for section in 1 3 5 7 8 |
|---|
| 106 | do |
|---|
| 107 | install -v -m644 man/*.${section} /usr/share/man/man${section} |
|---|
| 108 | done |
|---|
| 109 | install -v -m644 man/*.html /usr/share/doc/systemd-&systemd-version;</userinput></screen> |
|---|
| 110 | |
|---|
| 111 | <para os="n">Move NSS myhostname library to <filename class="directory">/lib |
|---|
| 112 | </filename>:</para> |
|---|
| 113 | |
|---|
| 114 | <screen os="o"><userinput>mv -v /usr/lib/libnss_myhostname.so.2 /lib</userinput></screen> |
|---|
| 115 | |
|---|
| 116 | <para os="p">Remove an unnecessary directory:</para> |
|---|
| 117 | |
|---|
| 118 | <screen os="q"><userinput>rm -rfv /usr/lib/rpm</userinput></screen> |
|---|
| 119 | |
|---|
| 120 | <para os="r">Create symlinks for backwards-compatibility with Sysvinit:</para> |
|---|
| 121 | |
|---|
| 122 | <screen os="s"><userinput>for tool in runlevel reboot shutdown poweroff halt telinit; do |
|---|
| 123 | ln -sfv ../bin/systemctl /sbin/$tool |
|---|
| 124 | done |
|---|
| 125 | ln -sfv ../lib/systemd/systemd /sbin/init</userinput></screen> |
|---|
| 126 | |
|---|
| 127 | <para os="t">Modify a configuration file which references a group that |
|---|
| 128 | doesn't exist:</para> |
|---|
| 129 | |
|---|
| 130 | <screen os="u"><userinput>sed -i "s@root lock@root root@g" /usr/lib/tmpfiles.d/legacy.conf</userinput></screen> |
|---|
| 131 | |
|---|
| 132 | </sect2> |
|---|
| 133 | |
|---|
| 134 | <sect2 id="conf-systemd" role="configuration"> |
|---|
| 135 | <title>Configuring Systemd</title> |
|---|
| 136 | |
|---|
| 137 | <indexterm zone="conf-systemd"> |
|---|
| 138 | <primary sortas="a-systemd">systemd</primary> |
|---|
| 139 | <secondary>configuring</secondary></indexterm> |
|---|
| 140 | |
|---|
| 141 | <indexterm zone="conf-systemd"> |
|---|
| 142 | <primary sortas="e-/etc/os-release">/etc/os-release</primary> |
|---|
| 143 | </indexterm> |
|---|
| 144 | |
|---|
| 145 | <para>Create <filename>/etc/machine-id</filename> which is needed |
|---|
| 146 | by Journald:</para> |
|---|
| 147 | |
|---|
| 148 | <screen><userinput>systemd-machine-id-setup</userinput></screen> |
|---|
| 149 | |
|---|
| 150 | <para>Create a file to identify the operating system. |
|---|
| 151 | <command>systemd</command> will use this file on boot to put information |
|---|
| 152 | on the screen.</para> |
|---|
| 153 | |
|---|
| 154 | <screen><userinput>cat > /etc/os-release << "EOF" |
|---|
| 155 | # Begin /etc/os-release |
|---|
| 156 | |
|---|
| 157 | NAME=Cross-LFS |
|---|
| 158 | ID=clfs |
|---|
| 159 | |
|---|
| 160 | PRETTY_NAME=Cross Linux From Scratch |
|---|
| 161 | ANSI_COLOR=0;33 |
|---|
| 162 | |
|---|
| 163 | VERSION=&version; |
|---|
| 164 | VERSION_ID=&versionid; |
|---|
| 165 | |
|---|
| 166 | # End /etc/os-release |
|---|
| 167 | EOF</userinput></screen> |
|---|
| 168 | |
|---|
| 169 | </sect2> |
|---|
| 170 | |
|---|
| 171 | <sect2 id="contents-systemd" role="content"> |
|---|
| 172 | <title>Contents of Systemd</title> |
|---|
| 173 | |
|---|
| 174 | <segmentedlist> |
|---|
| 175 | <segtitle>Installed programs</segtitle> |
|---|
| 176 | <segtitle>Installed libraries</segtitle> |
|---|
| 177 | <segtitle>Installed directories</segtitle> |
|---|
| 178 | |
|---|
| 179 | <seglistitem> |
|---|
| 180 | <seg>bootctl, busctl, halt (link to systemctl), hostnamectl, |
|---|
| 181 | init (link to systemd), journalctl, kernel-install, localectl, loginctl, |
|---|
| 182 | machinectl, poweroff (link to systemctl), reboot (link to systemctl), |
|---|
| 183 | runlevel (link to systemctl), shutdown (link to systemctl), |
|---|
| 184 | systemctl, system-analyze, systemd-ask-password, systemd-cat, |
|---|
| 185 | systemd-cgls, systemd-cgtop, systemd-coredumpctl, systemd-delta, |
|---|
| 186 | systemd-detect-virt, systemd-inhibit, systemd-machine-id-setup, |
|---|
| 187 | systemd-notify, systemd-nspawn, systemd-run, systemd-stdio-bridge |
|---|
| 188 | (link to systemd-bus-proxyd), systemd-tmpfiles, |
|---|
| 189 | systemd-tty-ask-password-agent, telinit (link to systemctl), |
|---|
| 190 | timedatectl, udevadm</seg> |
|---|
| 191 | <seg>libnss_myhostname.so, libsystemd.so, libudev.so</seg> |
|---|
| 192 | <seg>/etc/binfmt.d, /etc/init.d, /etc/kernel, /etc/modules-load.d, |
|---|
| 193 | /etc/sysctl.d, /etc/systemd, /etc/tmpfiles.d, /etc/udev, |
|---|
| 194 | /etc/xdg/systemd, /lib/systemd, /lib/udev, /usr/include/systemd, |
|---|
| 195 | /usr/lib/binfmt.d, /usr/lib/kernel, /usr/lib/modules-load.d, |
|---|
| 196 | /usr/lib/sysctl.d, /usr/lib/systemd, |
|---|
| 197 | /usr/share/doc-systemd-&systemd-version;, /usr/share/systemd, |
|---|
| 198 | /var/lib/systemd</seg> |
|---|
| 199 | </seglistitem> |
|---|
| 200 | </segmentedlist> |
|---|
| 201 | |
|---|
| 202 | <variablelist> |
|---|
| 203 | <bridgehead renderas="sect3">Short Descriptions</bridgehead> |
|---|
| 204 | <?dbfo list-presentation="list"?> |
|---|
| 205 | <?dbhtml list-presentation="table"?> |
|---|
| 206 | |
|---|
| 207 | <varlistentry id="systemctl"> |
|---|
| 208 | <term><command>systemctl</command></term> |
|---|
| 209 | <listitem> |
|---|
| 210 | <para>Control the Systemd system and service manager</para> |
|---|
| 211 | <indexterm zone="ch-system-systemd systemctl"> |
|---|
| 212 | <primary sortas="b-systemctl">systemctl</primary> |
|---|
| 213 | </indexterm> |
|---|
| 214 | </listitem> |
|---|
| 215 | </varlistentry> |
|---|
| 216 | |
|---|
| 217 | <varlistentry id="systemd"> |
|---|
| 218 | <term><command>systemd</command></term> |
|---|
| 219 | <listitem> |
|---|
| 220 | <para>System and service manager for Linux</para> |
|---|
| 221 | <indexterm zone="ch-system-systemd systemd"> |
|---|
| 222 | <primary sortas="b-systemd">systemd</primary> |
|---|
| 223 | </indexterm> |
|---|
| 224 | </listitem> |
|---|
| 225 | </varlistentry> |
|---|
| 226 | |
|---|
| 227 | <varlistentry id="systemd-ask-password"> |
|---|
| 228 | <term><command>systemd-ask-password</command></term> |
|---|
| 229 | <listitem> |
|---|
| 230 | <para>Queries the user for a system passphrase, via the |
|---|
| 231 | TTY or an UI agent.</para> |
|---|
| 232 | <indexterm zone="ch-system-systemd systemd-ask-password"> |
|---|
| 233 | <primary sortas="b-systemd-ask-password">systemd-ask-password</primary> |
|---|
| 234 | </indexterm> |
|---|
| 235 | </listitem> |
|---|
| 236 | </varlistentry> |
|---|
| 237 | |
|---|
| 238 | <varlistentry id="systemd-cgls"> |
|---|
| 239 | <term><command>systemd-cgls</command></term> |
|---|
| 240 | <listitem> |
|---|
| 241 | <para>Recursively shows control group contents</para> |
|---|
| 242 | <indexterm zone="ch-system-systemd systemd-cgls"> |
|---|
| 243 | <primary sortas="b-systemd-cgls">systemd-cgls</primary> |
|---|
| 244 | </indexterm> |
|---|
| 245 | </listitem> |
|---|
| 246 | </varlistentry> |
|---|
| 247 | |
|---|
| 248 | <varlistentry id="systemd-notify"> |
|---|
| 249 | <term><command>systemd-notify</command></term> |
|---|
| 250 | <listitem> |
|---|
| 251 | <para>Notify init system about start-up completion and other daemon |
|---|
| 252 | status changes</para> |
|---|
| 253 | <indexterm zone="ch-system-systemd systemd-notify"> |
|---|
| 254 | <primary sortas="b-systemd-notify">systemd-notify</primary> |
|---|
| 255 | </indexterm> |
|---|
| 256 | </listitem> |
|---|
| 257 | </varlistentry> |
|---|
| 258 | |
|---|
| 259 | <varlistentry id="systemd-tty-ask-password-agent"> |
|---|
| 260 | <term><command>systemd-tty-ask-password-agent</command></term> |
|---|
| 261 | <listitem> |
|---|
| 262 | <para>Process system password requests</para> |
|---|
| 263 | <indexterm zone="ch-system-systemd systemd-tty-ask-password-agent"> |
|---|
| 264 | <primary sortas="b-systemd-tty-ask-password-agent">systemd-tty-ask-password-agent</primary> |
|---|
| 265 | </indexterm> |
|---|
| 266 | </listitem> |
|---|
| 267 | </varlistentry> |
|---|
| 268 | |
|---|
| 269 | <varlistentry id="pam_systemd"> |
|---|
| 270 | <term><filename class="libraryfile">pam_systemd</filename></term> |
|---|
| 271 | <listitem> |
|---|
| 272 | <para>Register user sessions in the Systemd control group |
|---|
| 273 | hierarchy</para> |
|---|
| 274 | <indexterm zone="ch-system-systemd pam_systemd"> |
|---|
| 275 | <primary sortas="c-pam_systemd">pam_systemd</primary> |
|---|
| 276 | </indexterm> |
|---|
| 277 | </listitem> |
|---|
| 278 | </varlistentry> |
|---|
| 279 | |
|---|
| 280 | <varlistentry id="lib-systemd"> |
|---|
| 281 | <term><filename class="directory">/lib/systemd</filename></term> |
|---|
| 282 | <listitem> |
|---|
| 283 | <para>Location of system units and configurations</para> |
|---|
| 284 | <indexterm zone="ch-system-systemd lib-systemd"> |
|---|
| 285 | <primary sortas="e-/lib/systemd">/lib/systemd</primary> |
|---|
| 286 | </indexterm> |
|---|
| 287 | </listitem> |
|---|
| 288 | </varlistentry> |
|---|
| 289 | |
|---|
| 290 | <varlistentry id="etc-systemd"> |
|---|
| 291 | <term><filename class="directory">/etc/systemd</filename></term> |
|---|
| 292 | <listitem> |
|---|
| 293 | <para>Location of user units and configurations</para> |
|---|
| 294 | <indexterm zone="ch-system-systemd etc-systemd"> |
|---|
| 295 | <primary sortas="e-/etc/systemd">/etc/systemd</primary> |
|---|
| 296 | </indexterm> |
|---|
| 297 | </listitem> |
|---|
| 298 | </varlistentry> |
|---|
| 299 | |
|---|
| 300 | <varlistentry id="etc-tmpfilesd"> |
|---|
| 301 | <term><filename class="directory">/etc/tmpfiles.d</filename></term> |
|---|
| 302 | <listitem> |
|---|
| 303 | <para>Configuration for creation, deletion and cleaning of temporary |
|---|
| 304 | and volatile files</para> |
|---|
| 305 | <indexterm zone="ch-system-systemd etc-tmpfilesd"> |
|---|
| 306 | <primary sortas="e-/etc/tmpfiles.d">/etc/tmpfiles.d</primary> |
|---|
| 307 | </indexterm> |
|---|
| 308 | </listitem> |
|---|
| 309 | </varlistentry> |
|---|
| 310 | |
|---|
| 311 | <varlistentry id="usr-share-systemd"> |
|---|
| 312 | <term><filename class="directory">/usr/share/systemd</filename></term> |
|---|
| 313 | <listitem> |
|---|
| 314 | <para>Location of session unit files</para> |
|---|
| 315 | <indexterm zone="ch-system-systemd usr-share-systemd"> |
|---|
| 316 | <primary sortas="e-/usr/share/systemd">/usr/share/systemd</primary> |
|---|
| 317 | </indexterm> |
|---|
| 318 | </listitem> |
|---|
| 319 | </varlistentry> |
|---|
| 320 | |
|---|
| 321 | </variablelist> |
|---|
| 322 | |
|---|
| 323 | </sect2> |
|---|
| 324 | |
|---|
| 325 | </sect1> |
|---|
