mirror of
https://github.com/systemd/systemd-stable.git
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man: fix grammatical errors and other formatting issues
* standardize capitalization of STDIN, STDOUT, and STDERR * reword some sentences for clarity * reflow some very long lines to be shorter than ~80 characters * add some missing <literal>, <constant>, <varname>, <option>, and <filename> tags
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@ -61,7 +61,7 @@ along with systemd; If not, see <http://www.gnu.org/licenses/>.
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<para><command>systemd-bus-proxyd</command> will proxy D-Bus
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messages to and from a bus. The will be either the system bus or
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the bus specified with <option>--address</option> when that option
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is given. Messages will be proxied to/from stdin and stdout, or
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is given. Messages will be proxied to/from STDIN and STDOUT, or
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the socket received through socket activation.</para>
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<para>This program can be used to connect a program using classic
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@ -103,7 +103,7 @@ along with systemd; If not, see <http://www.gnu.org/licenses/>.
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</varlistentry>
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</variablelist>
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<para><replaceable>PLACEHOLDER</replaceable> if given must be a string
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<para><replaceable>PLACEHOLDER</replaceable>, if given, must be a string
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of <literal>x</literal> and will be used to display information about
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the process that <command>systemd-bus-proxyd</command> is forwarding
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messages for.</para>
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@ -135,7 +135,7 @@
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<listitem><para>Extract the last coredump
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matching specified characteristics.
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Coredump will be written on stdout, unless
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Coredump will be written on STDOUT, unless
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an output file is specified with
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<option>-o/--output</option>.
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</para></listitem>
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@ -200,8 +200,8 @@
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<refsect1>
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<title>Exit status</title>
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<para>On success, 0 is returned, a non-zero failure
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code otherwise. Not finding any matching coredumps is treated
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<para>On success, 0 is returned; otherwise, a non-zero failure
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code is returned. Not finding any matching coredumps is treated
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as failure.
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</para>
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</refsect1>
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@ -70,7 +70,7 @@
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<varlistentry>
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<term><option>--debug</option></term>
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<listitem>
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<para>Print debug messages to stderr.</para>
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<para>Print debug messages to STDERR.</para>
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</listitem>
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</varlistentry>
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<varlistentry>
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@ -82,7 +82,6 @@
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<varlistentry>
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<term><option>--exec-delay=</option></term>
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<listitem>
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<para>Delay the execution of RUN instruction by the given
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number of seconds. This option might be useful when
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debugging system crashes during coldplug caused by loading
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@ -158,7 +157,7 @@
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<term><varname>net.ifnames=</varname></term>
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<listitem>
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<para>Network interfaces are renamed to give them predictable names
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when possible. It is enabled by default, specifying 0 disables it.</para>
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when possible. It is enabled by default; specifying 0 disables it.</para>
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</listitem>
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</varlistentry>
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</variablelist>
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@ -491,8 +491,8 @@
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<varlistentry>
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<term><varname>TTYPath=</varname></term>
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<listitem><para>Sets the terminal
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device node to use if standard input,
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output or stderr are connected to a
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device node to use if STDIN, STDOUT,
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or STDERR are connected to a
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TTY (see above). Defaults to
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<filename>/dev/console</filename>.</para></listitem>
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</varlistentry>
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@ -103,7 +103,7 @@
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script. This is useful for compatibility with
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SysV. Note that this compatibility is quite
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comprehensive but not 100%. For details about the
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incompatibilities see the <ulink
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incompatibilities, see the <ulink
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url="http://www.freedesktop.org/wiki/Software/systemd/Incompatibilities">Incompatibilities
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with SysV</ulink> document.
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</para>
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@ -172,13 +172,13 @@
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<varname>PIDFile=</varname> option, so
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that systemd can identify the main
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process of the daemon. systemd will
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proceed starting follow-up units as
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soon as the parent process
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proceed with starting follow-up units
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as soon as the parent process
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exits.</para>
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<para>Behavior of
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<option>oneshot</option> is similar
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to <option>simple</option>, however
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to <option>simple</option>; however,
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it is expected that the process has to
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exit before systemd starts follow-up
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units. <varname>RemainAfterExit=</varname>
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@ -187,13 +187,13 @@
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<para>Behavior of
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<option>dbus</option> is similar to
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<option>simple</option>, however it is
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<option>simple</option>; however, it is
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expected that the daemon acquires a
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name on the D-Bus bus, as configured
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by
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<varname>BusName=</varname>. systemd
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will proceed starting follow-up units
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after the D-Bus bus name has been
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will proceed with starting follow-up
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units after the D-Bus bus name has been
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acquired. Service units with this
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option configured implicitly gain
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dependencies on the
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@ -204,12 +204,12 @@
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<para>Behavior of
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<option>notify</option> is similar to
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<option>simple</option>, however it is
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<option>simple</option>; however, it is
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expected that the daemon sends a
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notification message via
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<citerefentry><refentrytitle>sd_notify</refentrytitle><manvolnum>3</manvolnum></citerefentry>
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or an equivalent call when it finished
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starting up. systemd will proceed
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or an equivalent call when it has finished
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starting up. systemd will proceed with
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starting follow-up units after this
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notification message has been sent. If
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this option is used,
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@ -227,7 +227,7 @@
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<para>Behavior of
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<option>idle</option> is very similar
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to <option>simple</option>, however
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to <option>simple</option>; however,
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actual execution of the service
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binary is delayed until all jobs are
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dispatched. This may be used to avoid
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@ -260,7 +260,7 @@
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is set and <option>PIDFile=</option>
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is unset because for the other types
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or with an explicitly configured PID
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file the main PID is always known. The
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file, the main PID is always known. The
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guessing algorithm might come to
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incorrect conclusions if a daemon
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consists of more than one process. If
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@ -292,14 +292,13 @@
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<term><varname>BusName=</varname></term>
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<listitem><para>Takes a D-Bus bus
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name, that this service is reachable
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name that this service is reachable
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as. This option is mandatory for
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services where
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<varname>Type=</varname> is set to
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<option>dbus</option>, but its use
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is otherwise recommended as well if
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the process takes a name on the D-Bus
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bus.</para>
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is otherwise recommended if the process
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takes a name on the D-Bus bus.</para>
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</listitem>
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</varlistentry>
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@ -318,7 +317,7 @@
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<varname>Type=oneshot</varname> is
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used, more than one command may be
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specified. Multiple command lines may
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be concatenated in a single directive,
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be concatenated in a single directive
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by separating them with semicolons
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(these semicolons must be passed as
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separate words). Alternatively, this
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@ -362,12 +361,12 @@
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<para>If more than one command is
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specified, the commands are invoked
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one by one sequentially in the order
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they appear in the unit file. If one
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of the commands fails (and is not
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prefixed with <literal>-</literal>),
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other lines are not executed and the
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unit is considered failed.</para>
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sequentially in the order they appear
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in the unit file. If one of the
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commands fails (and is not prefixed
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with <literal>-</literal>), other lines
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are not executed, and the unit is
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considered failed.</para>
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<para>Unless
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<varname>Type=forking</varname> is
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@ -387,7 +386,7 @@
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<para>Basic environment variable
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substitution is supported. Use
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<literal>${FOO}</literal> as part of a
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word, or as a word of its own on the
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word, or as a word of its own, on the
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command line, in which case it will be
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replaced by the value of the
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environment variable including all
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@ -410,12 +409,12 @@
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fashion may be defined through
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<varname>Environment=</varname> and
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<varname>EnvironmentFile=</varname>.
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In addition, variables listed in
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In addition, variables listed in the
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section "Environment variables in
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spawned processes" in
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<citerefentry><refentrytitle>systemd.exec</refentrytitle><manvolnum>5</manvolnum></citerefentry>
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<citerefentry><refentrytitle>systemd.exec</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
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which are considered "static
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configuration" may used (this includes
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configuration", may be used (this includes
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e.g. <varname>$USER</varname>, but not
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<varname>$TERM</varname>).</para>
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@ -447,10 +446,10 @@
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<programlisting>ExecStart=/bin/echo one ; /bin/echo "two two"</programlisting>
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<para>This will execute
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<command>/bin/echo</command> two
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times, each time with one argument,
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times, each time with one argument:
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<literal>one</literal> and
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<literal>two two</literal>,
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respectively. Since two commands are
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respectively. Because two commands are
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specified,
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<varname>Type=oneshot</varname> must
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be used.</para>
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@ -512,8 +511,8 @@ ExecStart=/bin/echo $ONE $TWO ${TWO}</programlisting>
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here following the same scheme as for
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<varname>ExecStart=</varname>.</para>
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<para>One additional special
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environment variables is set: if known
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<para>One additional, special
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environment variable is set: if known,
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<varname>$MAINPID</varname> is set to
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the main process of the daemon, and
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may be used for command lines like the
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@ -532,15 +531,15 @@ ExecStart=/bin/echo $ONE $TWO ${TWO}</programlisting>
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following the same scheme as described
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for <varname>ExecStart=</varname>
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above. Use of this setting is
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optional. All processes remaining for
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a service after the commands
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configured in this option are run are
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optional. After the commands configured
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in this option are run, all processes
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remaining for a service are
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terminated according to the
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<varname>KillMode=</varname> setting
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(see
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<citerefentry><refentrytitle>systemd.kill</refentrytitle><manvolnum>5</manvolnum></citerefentry>). If
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this option is not specified, the
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process is terminated right-away when
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process is terminated immediately when
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service stop is requested. Specifier
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and environment variable substitution
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is supported (including
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@ -586,14 +585,15 @@ ExecStart=/bin/echo $ONE $TWO ${TWO}</programlisting>
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daemon service does not signal
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start-up completion within the
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configured time, the service will be
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considered failed and be shut down
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again.
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considered failed and will be shut
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down again.
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Takes a unit-less value in seconds, or a
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time span value such as "5min
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20s". Pass 0 to disable the timeout
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logic. Defaults to <varname>TimeoutStartSec=</varname> from the
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manager configuration file, except when
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<varname>Type=oneshot</varname> is
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20s". Pass <literal>0</literal> to
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disable the timeout logic. Defaults to
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<varname>TimeoutStartSec=</varname> from
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the manager configuration file, except
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when <varname>Type=oneshot</varname> is
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used, in which case the timeout
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is disabled by default.
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</para></listitem>
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@ -603,17 +603,18 @@ ExecStart=/bin/echo $ONE $TWO ${TWO}</programlisting>
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<term><varname>TimeoutStopSec=</varname></term>
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<listitem><para>Configures the time to
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wait for stop. If a service is asked
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to stop but does not terminate in the
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to stop, but does not terminate in the
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specified time, it will be terminated
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forcibly via <constant>SIGTERM</constant>, and after
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another delay of this time with
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<constant>SIGKILL</constant> (See
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forcibly via <constant>SIGTERM</constant>,
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and after another timeout of equal duration
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with <constant>SIGKILL</constant> (see
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<varname>KillMode=</varname>
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in <citerefentry><refentrytitle>systemd.kill</refentrytitle><manvolnum>5</manvolnum></citerefentry>).
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Takes a unit-less value in seconds, or a
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time span value such as "5min
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20s". Pass 0 to disable the timeout
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logic. Defaults to <varname>TimeoutStartSec=</varname> from the
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20s". Pass <literal>0</literal> to disable
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the timeout logic. Defaults to
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<varname>TimeoutStartSec=</varname> from the
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manager configuration file.
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</para></listitem>
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</varlistentry>
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@ -634,11 +635,11 @@ ExecStart=/bin/echo $ONE $TWO ${TWO}</programlisting>
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watchdog is activated when the start-up is
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completed. The service must call
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<citerefentry><refentrytitle>sd_notify</refentrytitle><manvolnum>3</manvolnum></citerefentry>
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regularly with "WATCHDOG=1" (i.e. the
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"keep-alive ping"). If the time
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regularly with <literal>WATCHDOG=1</literal>
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(i.e. the "keep-alive ping"). If the time
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between two such calls is larger than
|
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the configured time, then the service
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is placed in a failure state. By
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is placed in a failed state. By
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setting <varname>Restart=</varname> to
|
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<option>on-failure</option> or
|
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<option>always</option>, the service
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@ -669,8 +670,8 @@ ExecStart=/bin/echo $ONE $TWO ${TWO}</programlisting>
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service process exits, is killed,
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or a timeout is reached. The service
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process may be the main service
|
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process, but also one of the processes
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specified with
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process, but it may also be one of the
|
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processes specified with
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<varname>ExecStartPre=</varname>,
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<varname>ExecStartPost=</varname>,
|
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<varname>ExecStopPre=</varname>,
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@ -698,12 +699,15 @@ ExecStart=/bin/echo $ONE $TWO ${TWO}</programlisting>
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exits cleanly.
|
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In this context, a clean exit means
|
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an exit code of 0, or one of the signals
|
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<constant>SIGHUP</constant>, <constant>SIGINT</constant>, <constant>SIGTERM</constant>, or <constant>SIGPIPE</constant>, and
|
||||
<constant>SIGHUP</constant>,
|
||||
<constant>SIGINT</constant>,
|
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<constant>SIGTERM</constant>,
|
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or <constant>SIGPIPE</constant>, and
|
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additionally, exit statuses and signals
|
||||
specified in <varname>SuccessExitStatus=</varname>.
|
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If set to <option>on-failure</option>,
|
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the service will be restarted when the
|
||||
process exits with an nonzero exit code,
|
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process exits with a non-zero exit code,
|
||||
is terminated by a signal (including on
|
||||
core dump), when an operation (such as
|
||||
service reload) times out, and when the
|
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@ -722,7 +726,7 @@ ExecStart=/bin/echo $ONE $TWO ${TWO}</programlisting>
|
||||
<option>always</option>, the service
|
||||
will be restarted regardless of whether
|
||||
it exited cleanly or not, got
|
||||
terminated abnormally by a signal or
|
||||
terminated abnormally by a signal, or
|
||||
hit a timeout.</para>
|
||||
|
||||
<para>In addition to the above settings,
|
||||
@ -777,7 +781,7 @@ ExecStart=/bin/echo $ONE $TWO ${TWO}</programlisting>
|
||||
<listitem><para>Takes a list of exit
|
||||
status definitions that when returned
|
||||
by the main service process will
|
||||
prevent automatic service restarts
|
||||
prevent automatic service restarts,
|
||||
regardless of the restart setting
|
||||
configured with
|
||||
<varname>Restart=</varname>. Exit
|
||||
@ -785,19 +789,20 @@ ExecStart=/bin/echo $ONE $TWO ${TWO}</programlisting>
|
||||
numeric exit codes or termination
|
||||
signal names, and are separated by
|
||||
spaces. Defaults to the empty list, so
|
||||
that by default no exit status is
|
||||
that, by default, no exit status is
|
||||
excluded from the configured restart
|
||||
logic. Example:
|
||||
<literal>RestartPreventExitStatus=1 6
|
||||
SIGABRT</literal>, ensures that exit
|
||||
codes 1 and 6 and the termination
|
||||
signal SIGABRT will not result in
|
||||
automatic service restarting. This
|
||||
option may appear more than once in
|
||||
which case the list of restart preventing
|
||||
signal <constant>SIGABRT</constant> will
|
||||
not result in automatic service
|
||||
restarting. This
|
||||
option may appear more than once, in
|
||||
which case the list of restart-preventing
|
||||
statuses is merged. If the empty
|
||||
string is assigned to this option, the
|
||||
list is reset, all prior assignments
|
||||
list is reset and all prior assignments
|
||||
of this option will have no
|
||||
effect.</para></listitem>
|
||||
</varlistentry>
|
||||
@ -805,20 +810,20 @@ ExecStart=/bin/echo $ONE $TWO ${TWO}</programlisting>
|
||||
<varlistentry>
|
||||
<term><varname>PermissionsStartOnly=</varname></term>
|
||||
<listitem><para>Takes a boolean
|
||||
argument. If true, the permission
|
||||
related execution options as
|
||||
argument. If true, the permission-related
|
||||
execution options, as
|
||||
configured with
|
||||
<varname>User=</varname> and similar
|
||||
options (see
|
||||
<citerefentry><refentrytitle>systemd.exec</refentrytitle><manvolnum>5</manvolnum></citerefentry>
|
||||
for more information) are only applied
|
||||
for more information), are only applied
|
||||
to the process started with
|
||||
<varname>ExecStart=</varname>, and not
|
||||
to the various other
|
||||
<varname>ExecStartPre=</varname>,
|
||||
<varname>ExecStartPost=</varname>,
|
||||
<varname>ExecReload=</varname>,
|
||||
<varname>ExecStop=</varname>,
|
||||
<varname>ExecStop=</varname>, and
|
||||
<varname>ExecStopPost=</varname>
|
||||
commands. If false, the setting is
|
||||
applied to all configured commands the
|
||||
@ -829,19 +834,19 @@ ExecStart=/bin/echo $ONE $TWO ${TWO}</programlisting>
|
||||
<varlistentry>
|
||||
<term><varname>RootDirectoryStartOnly=</varname></term>
|
||||
<listitem><para>Takes a boolean
|
||||
argument. If true, the root directory
|
||||
argument. If true, the root directory,
|
||||
as configured with the
|
||||
<varname>RootDirectory=</varname>
|
||||
option (see
|
||||
<citerefentry><refentrytitle>systemd.exec</refentrytitle><manvolnum>5</manvolnum></citerefentry>
|
||||
for more information) is only applied
|
||||
for more information), is only applied
|
||||
to the process started with
|
||||
<varname>ExecStart=</varname>, and not
|
||||
to the various other
|
||||
<varname>ExecStartPre=</varname>,
|
||||
<varname>ExecStartPost=</varname>,
|
||||
<varname>ExecReload=</varname>,
|
||||
<varname>ExecStop=</varname>,
|
||||
<varname>ExecStop=</varname>, and
|
||||
<varname>ExecStopPost=</varname>
|
||||
commands. If false, the setting is
|
||||
applied to all configured commands the
|
||||
@ -851,12 +856,14 @@ ExecStart=/bin/echo $ONE $TWO ${TWO}</programlisting>
|
||||
|
||||
<varlistentry>
|
||||
<term><varname>NonBlocking=</varname></term>
|
||||
<listitem><para>Set O_NONBLOCK flag
|
||||
<listitem><para>Set the
|
||||
<constant>O_NONBLOCK</constant> flag
|
||||
for all file descriptors passed via
|
||||
socket-based activation. If true, all
|
||||
file descriptors >= 3 (i.e. all except
|
||||
STDIN/STDOUT/STDERR) will have
|
||||
the O_NONBLOCK flag set and hence are in
|
||||
the <constant>O_NONBLOCK</constant> flag
|
||||
set and hence are in
|
||||
non-blocking mode. This option is only
|
||||
useful in conjunction with a socket
|
||||
unit, as described in
|
||||
@ -912,8 +919,8 @@ ExecStart=/bin/echo $ONE $TWO ${TWO}</programlisting>
|
||||
passed to multiple processes at the
|
||||
same time. Also note that a different
|
||||
service may be activated on incoming
|
||||
traffic than inherits the sockets. Or
|
||||
in other words: the
|
||||
traffic than that which inherits the
|
||||
sockets. Or in other words: the
|
||||
<varname>Service=</varname> setting of
|
||||
<filename>.socket</filename> units
|
||||
does not have to match the inverse of
|
||||
@ -926,7 +933,7 @@ ExecStart=/bin/echo $ONE $TWO ${TWO}</programlisting>
|
||||
once, in which case the list of socket
|
||||
units is merged. If the empty string
|
||||
is assigned to this option, the list of
|
||||
sockets is reset, all prior uses of
|
||||
sockets is reset, and all prior uses of
|
||||
this setting will have no
|
||||
effect.</para></listitem>
|
||||
</varlistentry>
|
||||
@ -937,10 +944,10 @@ ExecStart=/bin/echo $ONE $TWO ${TWO}</programlisting>
|
||||
|
||||
<listitem><para>Configure service
|
||||
start rate limiting. By default,
|
||||
services which are started more often
|
||||
than 5 times within 10s are not
|
||||
services which are started more
|
||||
than 5 times within 10 seconds are not
|
||||
permitted to start any more times
|
||||
until the 10s interval ends. With
|
||||
until the 10 second interval ends. With
|
||||
these two options, this rate limiting
|
||||
may be modified. Use
|
||||
<varname>StartLimitInterval=</varname>
|
||||
@ -955,18 +962,18 @@ ExecStart=/bin/echo $ONE $TWO ${TWO}</programlisting>
|
||||
manager configuration file). These
|
||||
configuration options are particularly
|
||||
useful in conjunction with
|
||||
<varname>Restart=</varname>, however
|
||||
apply to all kinds of starts
|
||||
<varname>Restart=</varname>; however,
|
||||
they apply to all kinds of starts
|
||||
(including manual), not just those
|
||||
triggered by the
|
||||
<varname>Restart=</varname> logic.
|
||||
Note that units which are configured
|
||||
for <varname>Restart=</varname> and
|
||||
which reach the start limit are not
|
||||
attempted to be restarted anymore,
|
||||
however they may still be restarted
|
||||
manually at a later point from which
|
||||
point on the restart logic is again
|
||||
attempted to be restarted anymore;
|
||||
however, they may still be restarted
|
||||
manually at a later point, from which
|
||||
point on, the restart logic is again
|
||||
activated. Note that
|
||||
<command>systemctl
|
||||
reset-failed</command> will cause the
|
||||
@ -990,18 +997,17 @@ ExecStart=/bin/echo $ONE $TWO ${TWO}</programlisting>
|
||||
hit. Takes one of
|
||||
<option>none</option>,
|
||||
<option>reboot</option>,
|
||||
<option>reboot-force</option> or
|
||||
<option>reboot-force</option>, or
|
||||
<option>reboot-immediate</option>. If
|
||||
<option>none</option> is set,
|
||||
hitting the rate limit will trigger no
|
||||
action besides that the start will not
|
||||
be
|
||||
permitted. <option>reboot</option>
|
||||
be permitted. <option>reboot</option>
|
||||
causes a reboot following the normal
|
||||
shutdown procedure (i.e. equivalent to
|
||||
<command>systemctl reboot</command>),
|
||||
<command>systemctl reboot</command>).
|
||||
<option>reboot-force</option> causes
|
||||
an forced reboot which will terminate
|
||||
a forced reboot which will terminate
|
||||
all processes forcibly but should
|
||||
cause no dirty file systems on reboot
|
||||
(i.e. equivalent to <command>systemctl
|
||||
@ -1010,7 +1016,7 @@ ExecStart=/bin/echo $ONE $TWO ${TWO}</programlisting>
|
||||
causes immediate execution of the
|
||||
<citerefentry><refentrytitle>reboot</refentrytitle><manvolnum>2</manvolnum></citerefentry>
|
||||
system call, which might result in
|
||||
data loss. Defaults to
|
||||
data loss. Defaults to
|
||||
<option>none</option>.</para></listitem>
|
||||
</varlistentry>
|
||||
|
||||
@ -1040,22 +1046,21 @@ ExecStart=/bin/echo $ONE $TWO ${TWO}</programlisting>
|
||||
in relation to SysV services lacking
|
||||
LSB headers. This option is only
|
||||
necessary to fix ordering in relation
|
||||
to legacy SysV services, that have no
|
||||
to legacy SysV services that have no
|
||||
ordering information encoded in the
|
||||
script headers. As such it should only
|
||||
be used as temporary compatibility
|
||||
option, and not be used in new unit
|
||||
files. Almost always it is a better
|
||||
script headers. As such, it should only
|
||||
be used as a temporary compatibility
|
||||
option and should not be used in new unit
|
||||
files. Almost always, it is a better
|
||||
choice to add explicit ordering
|
||||
directives via
|
||||
<varname>After=</varname> or
|
||||
<varname>Before=</varname>,
|
||||
instead. For more details see
|
||||
<citerefentry><refentrytitle>systemd.unit</refentrytitle><manvolnum>5</manvolnum></citerefentry>. If
|
||||
used, pass an integer value in the
|
||||
instead. For more details, see
|
||||
<citerefentry><refentrytitle>systemd.unit</refentrytitle><manvolnum>5</manvolnum></citerefentry>.
|
||||
If used, pass an integer value in the
|
||||
range 0-99.</para></listitem>
|
||||
</varlistentry>
|
||||
|
||||
</variablelist>
|
||||
</refsect1>
|
||||
|
||||
|
195
man/udev.xml
195
man/udev.xml
@ -255,9 +255,9 @@
|
||||
<para>Execute a program to determine whether there
|
||||
is a match; the key is true if the program returns
|
||||
successfully. The device properties are made available to the
|
||||
executed program in the environment. The program's stdout
|
||||
is available in the RESULT key.</para>
|
||||
<para>This can only be used for very short-running foreground tasks. For details
|
||||
executed program in the environment. The program's STDOUT
|
||||
is available in the <varname>RESULT</varname> key.</para>
|
||||
<para>This can only be used for very short-running foreground tasks. For details,
|
||||
see <varname>RUN</varname>.</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
@ -265,8 +265,9 @@
|
||||
<varlistentry>
|
||||
<term><varname>RESULT</varname></term>
|
||||
<listitem>
|
||||
<para>Match the returned string of the last PROGRAM call. This key can
|
||||
be used in the same or in any later rule after a PROGRAM call.</para>
|
||||
<para>Match the returned string of the last <varname>PROGRAM</varname> call.
|
||||
This key can be used in the same or in any later rule after a
|
||||
<varname>PROGRAM</varname> call.</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
</variablelist>
|
||||
@ -293,9 +294,10 @@
|
||||
example, the pattern string <literal>tty[SR]</literal>
|
||||
would match either <literal>ttyS</literal> or <literal>ttyR</literal>.
|
||||
Ranges are also supported via the <literal>-</literal> character.
|
||||
For example, to match on the range of all digits, the pattern [0-9] could
|
||||
be used. If the first character following the <literal>[</literal> is a
|
||||
<literal>!</literal>, any characters not enclosed are matched.</para>
|
||||
For example, to match on the range of all digits, the pattern
|
||||
<literal>[0-9]</literal> could be used. If the first character
|
||||
following the <literal>[</literal> is a <literal>!</literal>,
|
||||
any characters not enclosed are matched.</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
</variablelist>
|
||||
@ -360,7 +362,8 @@
|
||||
<listitem>
|
||||
<para>Set a device property value. Property names with a leading <literal>.</literal>
|
||||
are neither stored in the database nor exported to events or
|
||||
external tools (run by, say, the PROGRAM match key).</para>
|
||||
external tools (run by, for example, the <varname>PROGRAM</varname>
|
||||
match key).</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
@ -380,24 +383,26 @@
|
||||
<varlistentry>
|
||||
<term><varname>RUN{<replaceable>type</replaceable>}</varname></term>
|
||||
<listitem>
|
||||
<para>Add a program to the list of programs to be executed after processing all the
|
||||
rules for a specific event, depending on <literal>type</literal>:</para>
|
||||
<para>Add a program to the list of programs to be executed after
|
||||
processing all the rules for a specific event, depending on
|
||||
<literal>type</literal>:</para>
|
||||
<variablelist>
|
||||
<varlistentry>
|
||||
<term><literal>program</literal></term>
|
||||
<listitem>
|
||||
<para>Execute an external program specified as the assigned
|
||||
value. If no absolute path is given, the program is expected to live in
|
||||
/usr/lib/udev, otherwise the absolute path must be specified.</para>
|
||||
<para>This is the default if no <replaceable>type</replaceable> is
|
||||
specified.</para>
|
||||
value. If no absolute path is given, the program is expected
|
||||
to live in <filename>/usr/lib/udev</filename>; otherwise, the
|
||||
absolute path must be specified.</para>
|
||||
<para>This is the default if no <replaceable>type</replaceable>
|
||||
is specified.</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
<varlistentry>
|
||||
<term><literal>builtin</literal></term>
|
||||
<listitem>
|
||||
<para>As <varname>program</varname>, but use one of the built-in programs rather
|
||||
than an external one.</para>
|
||||
<para>As <varname>program</varname>, but use one of the
|
||||
built-in programs rather than an external one.</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
</variablelist>
|
||||
@ -406,7 +411,7 @@
|
||||
<para>This can only be used for very short-running foreground tasks. Running an
|
||||
event process for a long period of time may block all further events for
|
||||
this or a dependent device.</para>
|
||||
<para>Starting daemons or other long running processes is not appropriate
|
||||
<para>Starting daemons or other long-running processes is not appropriate
|
||||
for udev; the forked processes, detached or not, will be unconditionally
|
||||
killed after the event handling has finished.</para>
|
||||
</listitem>
|
||||
@ -415,14 +420,14 @@
|
||||
<varlistentry>
|
||||
<term><varname>LABEL</varname></term>
|
||||
<listitem>
|
||||
<para>A named label to which a GOTO may jump.</para>
|
||||
<para>A named label to which a <varname>GOTO</varname> may jump.</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
<varlistentry>
|
||||
<term><varname>GOTO</varname></term>
|
||||
<listitem>
|
||||
<para>Jumps to the next LABEL with a matching name.</para>
|
||||
<para>Jumps to the next <varname>LABEL</varname> with a matching name.</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
@ -525,21 +530,24 @@
|
||||
<varlistentry>
|
||||
<term><option>static_node=</option></term>
|
||||
<listitem>
|
||||
<para>Apply the permissions specified in this rule to the static device node with
|
||||
the specified name. Also, for every tag specified in this rule, create a symlink
|
||||
<para>Apply the permissions specified in this rule to the
|
||||
static device node with the specified name. Also, for every
|
||||
tag specified in this rule, create a symlink
|
||||
in the directory
|
||||
<filename>/run/udev/static_node-tags/<replaceable>tag</replaceable></filename>
|
||||
pointing at the static device node with the specified name. Static device node
|
||||
creation is performed by systemd-tmpfiles before systemd-udevd is started. The
|
||||
static nodes might not have a corresponding kernel device; they are used to
|
||||
trigger automatic kernel module loading when they are accessed.</para>
|
||||
pointing at the static device node with the specified name.
|
||||
Static device node creation is performed by systemd-tmpfiles
|
||||
before systemd-udevd is started. The static nodes might not
|
||||
have a corresponding kernel device; they are used to trigger
|
||||
automatic kernel module loading when they are accessed.</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
<varlistentry>
|
||||
<term><option>watch</option></term>
|
||||
<listitem>
|
||||
<para>Watch the device node with inotify; when the node is closed after being opened for
|
||||
writing, a change uevent is synthesized.</para>
|
||||
<para>Watch the device node with inotify; when the node is
|
||||
closed after being opened for writing, a change uevent is
|
||||
synthesized.</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
<varlistentry>
|
||||
@ -553,13 +561,15 @@
|
||||
</varlistentry>
|
||||
</variablelist>
|
||||
|
||||
<para>The <varname>NAME</varname>, <varname>SYMLINK</varname>, <varname>PROGRAM</varname>,
|
||||
<varname>OWNER</varname>, <varname>GROUP</varname>, <varname>MODE</varname> and <varname>RUN</varname>
|
||||
fields support simple string substitutions. The <varname>RUN</varname>
|
||||
substitutions are performed after all rules have been processed, right before the program
|
||||
is executed, allowing for the use of device properties set by earlier matching
|
||||
rules. For all other fields, substitutions are performed while the individual rule is
|
||||
being processed. The available substitutions are:</para>
|
||||
<para>The <varname>NAME</varname>, <varname>SYMLINK</varname>,
|
||||
<varname>PROGRAM</varname>, <varname>OWNER</varname>,
|
||||
<varname>GROUP</varname>, <varname>MODE</varname>, and
|
||||
<varname>RUN</varname> fields support simple string substitutions.
|
||||
The <varname>RUN</varname> substitutions are performed after all rules
|
||||
have been processed, right before the program is executed, allowing for
|
||||
the use of device properties set by earlier matching rules. For all other
|
||||
fields, substitutions are performed while the individual rule is being
|
||||
processed. The available substitutions are:</para>
|
||||
<variablelist class='udev-directives'>
|
||||
<varlistentry>
|
||||
<term><option>$kernel</option>, <option>%k</option></term>
|
||||
@ -572,7 +582,8 @@
|
||||
<term><option>$number</option>, <option>%n</option></term>
|
||||
<listitem>
|
||||
<para>The kernel number for this device. For example,
|
||||
<literal>sda3</literal> has kernel number <literal>3</literal>.</para>
|
||||
<literal>sda3</literal> has kernel number <literal>3</literal>.
|
||||
</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
@ -586,8 +597,9 @@
|
||||
<varlistentry>
|
||||
<term><option>$id</option>, <option>%b</option></term>
|
||||
<listitem>
|
||||
<para>The name of the device matched while searching the devpath upwards for
|
||||
<option>SUBSYSTEMS</option>, <option>KERNELS</option>, <option>DRIVERS</option> and <option>ATTRS</option>.
|
||||
<para>The name of the device matched while searching the devpath
|
||||
upwards for <option>SUBSYSTEMS</option>, <option>KERNELS</option>,
|
||||
<option>DRIVERS</option>, and <option>ATTRS</option>.
|
||||
</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
@ -595,8 +607,10 @@
|
||||
<varlistentry>
|
||||
<term><option>$driver</option></term>
|
||||
<listitem>
|
||||
<para>The driver name of the device matched while searching the devpath upwards for
|
||||
<option>SUBSYSTEMS</option>, <option>KERNELS</option>, <option>DRIVERS</option> and <option>ATTRS</option>.
|
||||
<para>The driver name of the device matched while searching the
|
||||
devpath upwards for <option>SUBSYSTEMS</option>,
|
||||
<option>KERNELS</option>, <option>DRIVERS</option>, and
|
||||
<option>ATTRS</option>.
|
||||
</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
@ -605,12 +619,15 @@
|
||||
<term><option>$attr{<replaceable>file</replaceable>}</option>, <option>%s{<replaceable>file</replaceable>}</option></term>
|
||||
<listitem>
|
||||
<para>The value of a sysfs attribute found at the device where
|
||||
all keys of the rule have matched. If the matching device does not have
|
||||
such an attribute, and a previous KERNELS, SUBSYSTEMS, DRIVERS, or
|
||||
ATTRS test selected a parent device, then the attribute from that
|
||||
parent device is used.</para>
|
||||
<para>If the attribute is a symlink, the last element of the symlink target is
|
||||
returned as the value.</para>
|
||||
all keys of the rule have matched. If the matching device does not
|
||||
have such an attribute, and a previous <option>KERNELS</option>,
|
||||
<option>SUBSYSTEMS</option>, <option>DRIVERS</option>, or
|
||||
<option>ATTRS</option> test selected a parent device, then the
|
||||
attribute from that parent device is used.
|
||||
</para>
|
||||
<para>If the attribute is a symlink, the last element of the
|
||||
symlink target is returned as the value.
|
||||
</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
@ -638,7 +655,8 @@
|
||||
<varlistentry>
|
||||
<term><option>$result</option>, <option>%c</option></term>
|
||||
<listitem>
|
||||
<para>The string returned by the external program requested with PROGRAM.
|
||||
<para>The string returned by the external program requested with
|
||||
<varname>PROGRAM</varname>.
|
||||
A single part of the string, separated by a space character, may be selected
|
||||
by specifying the part number as an attribute: <literal>%c{N}</literal>.
|
||||
If the number is followed by the <literal>+</literal> character, this part plus all remaining parts
|
||||
@ -816,22 +834,28 @@
|
||||
<varlistentry>
|
||||
<term><varname>MACAddressPolicy</varname></term>
|
||||
<listitem>
|
||||
<para>The policy by which the MAC address should be set. The available policies are:</para>
|
||||
<para>The policy by which the MAC address should be set. The
|
||||
available policies are:
|
||||
</para>
|
||||
<variablelist>
|
||||
<varlistentry>
|
||||
<term><literal>persistent</literal></term>
|
||||
<listitem>
|
||||
<para>If the hardware has a persistent MAC address, as most hardware should, and this is used by
|
||||
the kernel, nothing is done. Otherwise, a new MAC address is generated which is guaranteed to be
|
||||
the same on every boot for the given machine and the given device, but which is otherwise random.
|
||||
<para>If the hardware has a persistent MAC address, as most
|
||||
hardware should, and this is used by the kernel, nothing is
|
||||
done. Otherwise, a new MAC address is generated which is
|
||||
guaranteed to be the same on every boot for the given
|
||||
machine and the given device, but which is otherwise random.
|
||||
</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
<varlistentry>
|
||||
<term><literal>random</literal></term>
|
||||
<listitem>
|
||||
<para>If the kernel is using a random MAC address, nothing is done. Otherwise, a new address is
|
||||
randomly generated each time the device appears, typically at boot.</para>
|
||||
<para>If the kernel is using a random MAC address, nothing is
|
||||
done. Otherwise, a new address is randomly generated each
|
||||
time the device appears, typically at boot.
|
||||
</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
</variablelist>
|
||||
@ -840,44 +864,58 @@
|
||||
<varlistentry>
|
||||
<term><varname>MACAddress</varname></term>
|
||||
<listitem>
|
||||
<para>The MAC address to use, if no <literal>MACAddressPolicy</literal> is specified.</para>
|
||||
<para>The MAC address to use, if no <literal>MACAddressPolicy</literal>
|
||||
is specified.
|
||||
</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
<varlistentry>
|
||||
<term><varname>NamePolicy</varname></term>
|
||||
<listitem>
|
||||
<para>An ordered, space-separated list of policies by which the interface name should be set.
|
||||
<literal>NamePolicy</literal> may be disabeld by specifying <literal>net.ifnames=0</literal> on the
|
||||
kernel commandline. Each of the policies may fail, and the first successfull one is used. The name
|
||||
is not set directly, but exported to udev as the property <literal>ID_NET_NAME</literal>, which is
|
||||
by default used by an udev rule to set <literal>NAME</literal>. The available policies are:</para>
|
||||
<para>An ordered, space-separated list of policies by which the
|
||||
interface name should be set. <literal>NamePolicy</literal> may
|
||||
be disabeld by specifying <literal>net.ifnames=0</literal> on the
|
||||
kernel commandline. Each of the policies may fail, and the first
|
||||
successfull one is used. The name is not set directly, but
|
||||
is exported to udev as the property <literal>ID_NET_NAME</literal>,
|
||||
which is, by default, used by a udev rule to set
|
||||
<literal>NAME</literal>. The available policies are:
|
||||
</para>
|
||||
<variablelist>
|
||||
<varlistentry>
|
||||
<term><literal>onboard</literal></term>
|
||||
<listitem>
|
||||
<para>The name is set based on information given by the firmware for on-board devices, as
|
||||
exported by the udev property <literal>ID_NET_NAME_ONBOARD</literal>.</para>
|
||||
<para>The name is set based on information given by the
|
||||
firmware for on-board devices, as exported by the udev
|
||||
property <literal>ID_NET_NAME_ONBOARD</literal>.
|
||||
</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
<varlistentry>
|
||||
<term><literal>slot</literal></term>
|
||||
<listitem>
|
||||
<para>The name is set based on information given by the firmware for hot-plug devices, as
|
||||
exported by the udev property <literal>ID_NET_NAME_SLOT</literal>.</para>
|
||||
<para>The name is set based on information given by the
|
||||
firmware for hot-plug devices, as exported by the udev
|
||||
property <literal>ID_NET_NAME_SLOT</literal>.
|
||||
</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
<varlistentry>
|
||||
<term><literal>path</literal></term>
|
||||
<listitem>
|
||||
<para>The name is set based on the device's physical location, as exported by the udev
|
||||
property <literal>ID_NET_NAME_PATH</literal>.</para>
|
||||
<para>The name is set based on the device's physical location,
|
||||
as exported by the udev property
|
||||
<literal>ID_NET_NAME_PATH</literal>.
|
||||
</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
<varlistentry>
|
||||
<term><literal>mac</literal></term>
|
||||
<listitem>
|
||||
<para>The name is set based on the device's persistent MAC address, as exported by the udev
|
||||
property <literal>ID_NET_NAME_MAC</literal>.</para>
|
||||
<para>The name is set based on the device's persistent MAC
|
||||
address, as exported by the udev property
|
||||
<literal>ID_NET_NAME_MAC</literal>.
|
||||
</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
</variablelist>
|
||||
@ -886,8 +924,10 @@
|
||||
<varlistentry>
|
||||
<term><varname>Name</varname></term>
|
||||
<listitem>
|
||||
<para>The interface name to use in case all the policies specified in <literal>NamePolicy</literal>
|
||||
fail, or in case <literal>NamePolicy</literal> is missing or disabled.</para>
|
||||
<para>The interface name to use in case all the policies specified
|
||||
in <literal>NamePolicy</literal> fail, or in case
|
||||
<literal>NamePolicy</literal> is missing or disabled.
|
||||
</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
<varlistentry>
|
||||
@ -905,14 +945,17 @@
|
||||
<varlistentry>
|
||||
<term><varname>Duplex</varname></term>
|
||||
<listitem>
|
||||
<para>The duplex mode to set for the device. The accepted values are <literal>half</literal> and
|
||||
<literal>full</literal>.</para>
|
||||
<para>The duplex mode to set for the device. The accepted values
|
||||
are <literal>half</literal> and <literal>full</literal>.
|
||||
</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
<varlistentry>
|
||||
<term><varname>WakeOnLan</varname></term>
|
||||
<listitem>
|
||||
<para>The Wake-On-Lan policy to set for the device. The supported values are:</para>
|
||||
<para>The Wake-on-LAN policy to set for the device. The supported
|
||||
values are:
|
||||
</para>
|
||||
<variablelist>
|
||||
<varlistentry>
|
||||
<term><literal>phy</literal></term>
|
||||
@ -923,7 +966,7 @@
|
||||
<varlistentry>
|
||||
<term><literal>magic</literal></term>
|
||||
<listitem>
|
||||
<para>Wake on receipt of magic packet.</para>
|
||||
<para>Wake on receipt of a magic packet.</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
<varlistentry>
|
||||
@ -940,11 +983,13 @@
|
||||
|
||||
<refsect1>
|
||||
<title>See Also</title>
|
||||
<para><citerefentry>
|
||||
<para>
|
||||
<citerefentry>
|
||||
<refentrytitle>systemd-udevd.service</refentrytitle><manvolnum>8</manvolnum>
|
||||
</citerefentry>,
|
||||
<citerefentry>
|
||||
<refentrytitle>udevadm</refentrytitle><manvolnum>8</manvolnum>
|
||||
</citerefentry></para>
|
||||
</citerefentry>
|
||||
</para>
|
||||
</refsect1>
|
||||
</refentry>
|
||||
|
@ -72,7 +72,7 @@
|
||||
<varlistentry>
|
||||
<term><option>--debug</option></term>
|
||||
<listitem>
|
||||
<para>Print debug messages to stderr.</para>
|
||||
<para>Print debug messages to STDERR.</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
<varlistentry>
|
||||
|
Loading…
Reference in New Issue
Block a user