Copyright 2010 Lennart Poettering
systemd is free software; you can redistribute it and/or modify it
- under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
+ under the terms of the GNU Lesser General Public License as published by
+ the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
systemd is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- General Public License for more details.
+ Lesser General Public License for more details.
- You should have received a copy of the GNU General Public License
+ You should have received a copy of the GNU Lesser General Public License
along with systemd; If not, see <http://www.gnu.org/licenses/>.
-->
<listitem><para>Set log
target. Argument must be one of
<option>console</option>,
+ <option>journal</option>,
<option>syslog</option>,
<option>kmsg</option>,
+ <option>journal-or-kmsg</option>,
<option>syslog-or-kmsg</option>,
<option>null</option>.</para></listitem>
</varlistentry>
services and sockets, i.e. controls
the default for
<option>StandardOutput=</option>
- resp. <option>StandardExecute=</option>
+ resp. <option>StandardError=</option>
(see
<citerefentry><refentrytitle>systemd.exec</refentrytitle><manvolnum>5</manvolnum></citerefentry>
for details). Takes one of
<option>inherit</option>,
<option>null</option>,
<option>tty</option>,
+ <option>journal</option>,
+ <option>journal+console</option>,
<option>syslog</option>,
<option>syslog+console</option>,
<option>kmsg</option>,
<option>kmsg+console</option>. If the
- argument is omitted it defaults to
+ argument is omitted
+ <option>--default-standard-output=</option>
+ defaults to <option>journal</option>
+ and
+ <option>--default-standard-error=</option>
+ to
<option>inherit</option>.</para></listitem>
</varlistentry>
</variablelist>
<command>pkg-config systemd
--variable=systemdsystemunitdir</command>. Other
directories checked are
- <filename>/usr/local/share/systemd/system</filename>
+ <filename>/usr/local/lib/systemd/system</filename>
and
- <filename>/usr/share/systemd/system</filename>. User
+ <filename>/usr/lib/systemd/system</filename>. User
configuration always takes
precedence. <command>pkg-config
systemd
on the kernel command
line.</para></listitem>
</varlistentry>
+
+ <varlistentry>
+ <term>SIGRTMIN+22</term>
+ <term>SIGRTMIN+23</term>
+
+ <listitem><para>Sets the log level to
+ <literal>debug</literal>
+ (resp. <literal>info</literal> on
+ <literal>SIGRTMIN+23</literal>), as
+ controlled via
+ <varname>systemd.log_level=debug</varname>
+ (resp. <varname>systemd.log_level=info</varname>
+ on <literal>SIGRTMIN+23</literal>) on
+ the kernel command
+ line.</para></listitem>
+ </varlistentry>
+
+ <varlistentry>
+ <term>SIGRTMIN+26</term>
+ <term>SIGRTMIN+27</term>
+ <term>SIGRTMIN+28</term>
+ <term>SIGRTMIN+29</term>
+
+ <listitem><para>Sets the log level to
+ <literal>journal-or-kmsg</literal>
+ (resp. <literal>console</literal> on
+ <literal>SIGRTMIN+27</literal>;
+ resp. <literal>kmsg</literal> on
+ <literal>SIGRTMIN+28</literal>;
+ resp. <literal>syslog-or-kmsg</literal>
+ on <literal>SIGRTMIN+29</literal>), as
+ controlled via
+ <varname>systemd.log_target=journal-or-kmsg</varname>
+ (resp. <varname>systemd.log_target=console</varname>
+ on <literal>SIGRTMIN+27</literal>;
+ resp. <varname>systemd.log_target=kmsg</varname>
+ on <literal>SIGRTMIN+28</literal>;
+ resp
+ <varname>systemd.log_target=syslog-or-kmsg</varname>
+ on <literal>SIGRTMIN+29</literal>) on
+ the kernel command
+ line.</para></listitem>
+ </varlistentry>
</variablelist>
</refsect1>
<refsect1>
<title>Kernel Command Line</title>
- <para>When run as system instance systemd parses a few kernel command line arguments:</para>
+ <para>When run as system instance systemd parses a
+ number of kernel command line
+ arguments<footnote><para>If run inside a Linux
+ container these arguments may be passed as command
+ line arguments to systemd itself, next to any of the
+ command line options listed in the Options section
+ above. If run outside of Linux containers, these
+ arguments are parsed from
+ <filename>/proc/cmdline</filename>
+ instead.</para></footnote>:</para>
<variablelist>
<varlistentry>
above.</para></listitem>
</varlistentry>
+ <varlistentry>
+ <term><varname>systemd.setenv=</varname></term>
+
+ <listitem><para>Takes a string
+ argument in the form
+ VARIABLE=VALUE. May be used to set
+ environment variables for the init
+ process and all its children at boot
+ time. May be used more than once to
+ set multiple variables. If the equal
+ sign and variable are missing unsets
+ an environment variable which might be
+ passed in from the initial ram
+ disk.</para></listitem>
+ </varlistentry>
+
</variablelist>
</refsect1>
<variablelist>
<varlistentry>
- <term><filename>@/org/freedesktop/systemd1/notify</filename></term>
+ <term><filename>/run/systemd/notify</filename></term>
<listitem><para>Daemon status
- notification socket. This is an AF_UNIX
- datagram socket in the Linux abstract
- namespace, and is used to implement
- the daemon notification logic as
- implemented by
+ notification socket. This is an
+ AF_UNIX datagram socket and is used to
+ implement the daemon notification
+ logic as implemented by
<citerefentry><refentrytitle>sd_notify</refentrytitle><manvolnum>3</manvolnum></citerefentry>.</para></listitem>
</varlistentry>
<varlistentry>
- <term><filename>@/org/freedesktop/systemd1/logger</filename></term>
-
- <listitem><para>Used internally by the
- <filename>systemd-logger.service</filename>
- unit to connect STDOUT and/or STDERR
- of spawned processes to
- <citerefentry><refentrytitle>syslog</refentrytitle><manvolnum>3</manvolnum></citerefentry>
- or the kernel log buffer. This is an
- AF_UNIX stream socket in the Linux
- abstract namespace.</para></listitem>
- </varlistentry>
-
- <varlistentry>
- <term><filename>@/org/freedesktop/systemd1/shutdown</filename></term>
+ <term><filename>/run/systemd/shutdownd</filename></term>
<listitem><para>Used internally by the
<citerefentry><refentrytitle>shutdown</refentrytitle><manvolnum>8</manvolnum></citerefentry>
tool to implement delayed
shutdowns. This is an AF_UNIX datagram
- socket in the Linux abstract
- namespace.</para></listitem>
+ socket.</para></listitem>
</varlistentry>
<varlistentry>
- <term><filename>@/org/freedesktop/systemd1/private</filename></term>
+ <term><filename>/run/systemd/private</filename></term>
<listitem><para>Used internally as
communication channel between
<citerefentry><refentrytitle>systemctl</refentrytitle><manvolnum>1</manvolnum></citerefentry>
and the systemd process. This is an
- AF_UNIX stream socket in the Linux
- abstract namespace. This interface is
- private to systemd and should not be
- used in external
+ AF_UNIX stream socket. This interface
+ is private to systemd and should not
+ be used in external
projects.</para></listitem>
</varlistentry>