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sysv-generator: deprecate even more

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Let's add a comment about the deprecation to the docs, and as comment to
the sources.

Follow-up for: #28179
This commit is contained in:
Lennart Poettering 2023-06-28 09:50:16 +02:00 committed by Luca Boccassi
parent 556c674d6e
commit 5d97475b27
2 changed files with 24 additions and 24 deletions
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45
man/systemd-sysv-generator.xml
View file

@ -27,38 +27,35 @@
<refsect1>
<title>Description</title>
<para><filename>systemd-sysv-generator</filename> is a generator
that creates wrapper .service units for
<ulink url="https://savannah.nongnu.org/projects/sysvinit">SysV init</ulink>
scripts in <filename>/etc/init.d/*</filename> at boot and when
configuration of the system manager is reloaded. This allows
<citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry>
to support them similarly to native units.</para>
<para><emphasis>Note: this component is deprecated and scheduled for removal. Please replace remaining
SysV init scripts with native unit files.</emphasis></para>
<para><ulink url="http://refspecs.linuxbase.org/LSB_3.1.1/LSB-Core-generic/LSB-Core-generic/iniscrptact.html">LSB headers</ulink>
in SysV init scripts are interpreted, and the ordering specified
in the header is turned into dependencies between the generated
unit and other units. The LSB facilities
<literal>$remote_fs</literal>, <literal>$network</literal>,
<literal>$named</literal>, <literal>$portmap</literal>,
<literal>$time</literal> are supported and will be turned into
dependencies on specific native systemd targets. See
<citerefentry><refentrytitle>systemd.special</refentrytitle><manvolnum>7</manvolnum></citerefentry>
for more details.</para>
<para><filename>systemd-sysv-generator</filename> is a generator that creates wrapper .service units for
<ulink url="https://savannah.nongnu.org/projects/sysvinit">System V init</ulink> scripts in
<filename>/etc/init.d/*</filename> at boot and when configuration of the system manager is reloaded. This
allows <citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry> to
support them similarly to native units.</para>
<para><ulink
url="http://refspecs.linuxbase.org/LSB_3.1.1/LSB-Core-generic/LSB-Core-generic/iniscrptact.html">LSB
headers</ulink> in SysV init scripts are interpreted, and the ordering specified in the header is turned
into dependencies between the generated unit and other units. The LSB facilities
<literal>$remote_fs</literal>, <literal>$network</literal>, <literal>$named</literal>,
<literal>$portmap</literal>, <literal>$time</literal> are supported and will be turned into dependencies
on specific native systemd targets. See
<citerefentry><refentrytitle>systemd.special</refentrytitle><manvolnum>7</manvolnum></citerefentry> for
more details.</para>
<para>Note that compatibility is quite comprehensive but not 100%, for more details see <ulink
url="https://www.freedesktop.org/wiki/Software/systemd/Incompatibilities">Incompatibilities with
SysV</ulink>.</para>
<para>SysV runlevels have corresponding systemd targets
(<filename>runlevel<replaceable>X</replaceable>.target</filename>).
The wrapper unit that is generated will be wanted by those targets
which correspond to runlevels for which the script is
enabled.</para>
(<filename>runlevel<replaceable>X</replaceable>.target</filename>). The wrapper unit that is generated
will be wanted by those targets which correspond to runlevels for which the script is enabled.</para>
<para><command>systemd</command> does not support SysV scripts as
part of early boot, so all wrapper units are ordered after
<filename>basic.target</filename>.</para>
<para><command>systemd</command> does not support SysV scripts as part of early boot, so all wrapper
units are ordered after <filename>basic.target</filename>.</para>
<para><filename>systemd-sysv-generator</filename> implements
<citerefentry><refentrytitle>systemd.generator</refentrytitle><manvolnum>7</manvolnum></citerefentry>.</para>

3
src/sysv-generator/sysv-generator.c
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@ -28,6 +28,9 @@
#include "strv.h"
#include "unit-name.h"
/* 🚨 Note: this generator is deprecated! Please do not add new features! Instead, please port remaining SysV
* scripts over to native unit files! Thank you! 🚨 */
static const struct {
const char *path;
const char *target;