chiark / gitweb /
unit: split off KillContext from ExecContext containing only kill definitions
authorLennart Poettering <lennart@poettering.net>
Thu, 19 Jul 2012 21:47:10 +0000 (23:47 +0200)
committerLennart Poettering <lennart@poettering.net>
Thu, 19 Jul 2012 22:10:31 +0000 (00:10 +0200)
28 files changed:
Makefile.am
man/systemd.exec.xml
man/systemd.kill.xml [new file with mode: 0644]
man/systemd.mount.xml
man/systemd.service.xml
man/systemd.socket.xml
man/systemd.swap.xml
src/core/dbus-execute.c
src/core/dbus-execute.h
src/core/dbus-kill.c [new file with mode: 0644]
src/core/dbus-kill.h [new file with mode: 0644]
src/core/dbus-mount.c
src/core/dbus-service.c
src/core/dbus-socket.c
src/core/dbus-swap.c
src/core/execute.c
src/core/execute.h
src/core/kill.c [new file with mode: 0644]
src/core/kill.h [new file with mode: 0644]
src/core/load-fragment-gperf.gperf.m4
src/core/mount.c
src/core/mount.h
src/core/service.c
src/core/service.h
src/core/socket.c
src/core/socket.h
src/core/swap.c
src/core/swap.h

index b15b9f54c17a1395ceeb37fa22e8122d30d556ce..655d9bf6b3d310211845f3a95518a5e6c90dcbf8 100644 (file)
@@ -455,6 +455,7 @@ MANPAGES = \
        man/systemd.device.5 \
        man/systemd.snapshot.5 \
        man/systemd.exec.5 \
+       man/systemd.kill.5 \
        man/systemd.special.7 \
        man/systemd.journal-fields.7 \
        man/kernel-command-line.7 \
@@ -904,6 +905,8 @@ libsystemd_core_la_SOURCES = \
        src/core/load-dropin.h \
        src/core/execute.c \
        src/core/execute.h \
+       src/core/kill.c \
+       src/core/kill.h \
        src/core/dbus.c \
        src/core/dbus.h \
        src/core/dbus-manager.c \
@@ -932,6 +935,8 @@ libsystemd_core_la_SOURCES = \
        src/core/dbus-device.h \
        src/core/dbus-execute.c \
        src/core/dbus-execute.h \
+       src/core/dbus-kill.c \
+       src/core/dbus-kill.h \
        src/core/dbus-path.c \
        src/core/dbus-path.h \
        src/core/cgroup.c \
index 6e55d8dfcf87c62b279bcf4a07dd6f83bbfd0fe5..e1193d2d55c64288cf106209bb430218035e984b 100644 (file)
                           <citerefentry><refentrytitle>systemd.service</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
                           <citerefentry><refentrytitle>systemd.socket</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
                           <citerefentry><refentrytitle>systemd.swap</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
-                          <citerefentry><refentrytitle>systemd.mount</refentrytitle><manvolnum>5</manvolnum></citerefentry>
+                          <citerefentry><refentrytitle>systemd.mount</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
+                          <citerefentry><refentrytitle>systemd.kill</refentrytitle><manvolnum>5</manvolnum></citerefentry>
                   </para>
         </refsect1>
 
diff --git a/man/systemd.kill.xml b/man/systemd.kill.xml
new file mode 100644 (file)
index 0000000..3300534
--- /dev/null
@@ -0,0 +1,170 @@
+<?xml version='1.0'?> <!--*-nxml-*-->
+<?xml-stylesheet type="text/xsl" href="http://docbook.sourceforge.net/release/xsl/current/xhtml/docbook.xsl"?>
+<!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.2//EN"
+        "http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd">
+
+<!--
+  This file is part of systemd.
+
+  Copyright 2012 Lennart Poettering
+
+  systemd is free software; you can redistribute it and/or modify it
+  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
+  Lesser General Public License for more details.
+
+  You should have received a copy of the GNU Lesser General Public License
+  along with systemd; If not, see <http://www.gnu.org/licenses/>.
+-->
+
+<refentry id="systemd.kill">
+        <refentryinfo>
+                <title>systemd.kill</title>
+                <productname>systemd</productname>
+
+                <authorgroup>
+                        <author>
+                                <contrib>Developer</contrib>
+                                <firstname>Lennart</firstname>
+                                <surname>Poettering</surname>
+                                <email>lennart@poettering.net</email>
+                        </author>
+                </authorgroup>
+        </refentryinfo>
+
+        <refmeta>
+                <refentrytitle>systemd.kill</refentrytitle>
+                <manvolnum>5</manvolnum>
+        </refmeta>
+
+        <refnamediv>
+                <refname>systemd.kill</refname>
+                <refpurpose>Kill environment configuration</refpurpose>
+        </refnamediv>
+
+        <refsynopsisdiv>
+                <para><filename>systemd.service</filename>,
+                <filename>systemd.socket</filename>,
+                <filename>systemd.mount</filename>,
+                <filename>systemd.swap</filename></para>
+        </refsynopsisdiv>
+
+        <refsect1>
+                <title>Description</title>
+
+                <para>Unit configuration files for services, sockets,
+                mount points and swap devices share a subset of
+                configuration options which define the process killing
+                parameters of spawned processes.</para>
+
+                <para>This man page lists the configuration options
+                shared by these four unit types. See
+                <citerefentry><refentrytitle>systemd.unit</refentrytitle><manvolnum>5</manvolnum></citerefentry>
+                for the common options of all unit configuration
+                files, and
+                <citerefentry><refentrytitle>systemd.service</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
+                <citerefentry><refentrytitle>systemd.socket</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
+                <citerefentry><refentrytitle>systemd.swap</refentrytitle><manvolnum>5</manvolnum></citerefentry>
+                and
+                <citerefentry><refentrytitle>systemd.mount</refentrytitle><manvolnum>5</manvolnum></citerefentry>
+                for more information on the specific unit
+                configuration files. The execution specific
+                configuration options are configured in the [Service],
+                [Socket], [Mount] resp. [Swap] section, depending on the unit
+                type.</para>
+        </refsect1>
+
+        <refsect1>
+                <title>Options</title>
+
+                <variablelist>
+
+                        <varlistentry>
+                                <term><varname>KillMode=</varname></term>
+                                <listitem><para>Specifies how
+                                processes of this service shall be
+                                killed. One of
+                                <option>control-group</option>,
+                                <option>process</option>,
+                                <option>none</option>.</para>
+
+                                <para>If set to
+                                <option>control-group</option> all
+                                remaining processes in the control
+                                group of this unit will be terminated
+                                on unit stop (for services: after the
+                                stop command is executed, as
+                                configured with
+                                <varname>ExecStop=</varname>). If set
+                                to <option>process</option> only the
+                                main process itself is killed. If set
+                                to <option>none</option> no process is
+                                killed. In this case only the stop
+                                command will be executed on unit
+                                stop, but no process be killed
+                                otherwise. Processes remaining alive
+                                after stop are left in their control
+                                group and the control group continues
+                                to exist after stop unless it is
+                                empty. Defaults to
+                                <option>control-group</option>.</para>
+
+                                <para>Processes will first be
+                                terminated via SIGTERM (unless the
+                                signal to send is changed via
+                                <varname>KillSignal=</varname>). If
+                                then after a delay (configured via the
+                                <varname>TimeoutSec=</varname> option)
+                                processes still remain, the
+                                termination request is repeated with
+                                the SIGKILL signal (unless this is
+                                disabled via the
+                                <varname>SendSIGKILL=</varname>
+                                option). See
+                                <citerefentry><refentrytitle>kill</refentrytitle><manvolnum>2</manvolnum></citerefentry>
+                                for more
+                                information.</para></listitem>
+                        </varlistentry>
+
+                        <varlistentry>
+                                <term><varname>KillSignal=</varname></term>
+                                <listitem><para>Specifies which signal
+                                to use when killing a
+                                service. Defaults to SIGTERM.
+                                </para></listitem>
+                        </varlistentry>
+
+                        <varlistentry>
+                                <term><varname>SendSIGKILL=</varname></term>
+                                <listitem><para>Specifies whether to
+                                send SIGKILL to remaining processes
+                                after a timeout, if the normal
+                                shutdown procedure left processes of
+                                the service around. Takes a boolean
+                                value. Defaults to "yes".
+                                </para></listitem>
+                        </varlistentry>
+                </variablelist>
+        </refsect1>
+
+        <refsect1>
+                  <title>See Also</title>
+                  <para>
+                          <citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
+                          <citerefentry><refentrytitle>systemctl</refentrytitle><manvolnum>8</manvolnum></citerefentry>,
+                          <citerefentry><refentrytitle>journalctl</refentrytitle><manvolnum>8</manvolnum></citerefentry>,
+                          <citerefentry><refentrytitle>systemd.unit</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
+                          <citerefentry><refentrytitle>systemd.service</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
+                          <citerefentry><refentrytitle>systemd.socket</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
+                          <citerefentry><refentrytitle>systemd.swap</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
+                          <citerefentry><refentrytitle>systemd.mount</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
+                          <citerefentry><refentrytitle>systemd.exec</refentrytitle><manvolnum>5</manvolnum></citerefentry>
+                  </para>
+        </refsect1>
+
+</refentry>
index 105afb41eaac8979145964bb0f526f065acb6e95..bcaae33418002c90210bb7338a507b614fa00e33 100644 (file)
                 <citerefentry><refentrytitle>systemd.exec</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
                 which define the execution environment the
                 <citerefentry><refentrytitle>mount</refentrytitle><manvolnum>8</manvolnum></citerefentry>
-                binary is executed in.</para>
+                binary is executed in, and in
+                <citerefentry><refentrytitle>systemd.kill</refentrytitle><manvolnum>5</manvolnum></citerefentry>
+                which define the way the processes are
+                terminated.</para>
 
                 <para>Mount units must be named after the mount point
                 directories they control. Example: the mount point
                 supervises. A number of options that may be used in
                 this section are shared with other unit types. These
                 options are documented in
-                <citerefentry><refentrytitle>systemd.exec</refentrytitle><manvolnum>5</manvolnum></citerefentry>. The
+                <citerefentry><refentrytitle>systemd.exec</refentrytitle><manvolnum>5</manvolnum></citerefentry>
+                and
+                <citerefentry><refentrytitle>systemd.kill</refentrytitle><manvolnum>5</manvolnum></citerefentry>. The
                 options specific to the [Mount] section of mount
                 units are the following:</para>
 
                                 will be terminated forcibly via
                                 SIGTERM, and after another delay of
                                 this time with SIGKILL. (See
-                                <option>KillMode=</option> below.)
+                                <option>KillMode=</option> in
+                                <citerefentry><refentrytitle>systemd.kill</refentrytitle><manvolnum>5</manvolnum></citerefentry>.)
                                 Takes a unit-less value in seconds, or
                                 a time span value such as "5min
                                 20s". Pass 0 to disable the timeout
                                 logic. Defaults to
                                 90s.</para></listitem>
                         </varlistentry>
-
-                        <varlistentry>
-                                <term><varname>KillMode=</varname></term>
-                                <listitem><para>Specifies how
-                                processes of this mount shall be
-                                killed. One of
-                                <option>control-group</option>,
-                                <option>process</option>,
-                                <option>none</option>.</para>
-
-                                <para>This option is mostly equivalent
-                                to the <option>KillMode=</option>
-                                option of service files. See
-                                <citerefentry><refentrytitle>systemd.service</refentrytitle><manvolnum>5</manvolnum></citerefentry>
-                                for details.</para></listitem>
-                        </varlistentry>
-
-                        <varlistentry>
-                                <term><varname>KillSignal=</varname></term>
-                                <listitem><para>Specifies which signal
-                                to use when killing a process of this
-                                mount. Defaults to SIGTERM.
-                                </para></listitem>
-                        </varlistentry>
-
-                        <varlistentry>
-                                <term><varname>SendSIGKILL=</varname></term>
-                                <listitem><para>Specifies whether to
-                                send SIGKILL to remaining processes
-                                after a timeout, if the normal
-                                shutdown procedure left processes of
-                                the mount around. Takes a boolean
-                                value. Defaults to "yes".
-                                </para></listitem>
-                        </varlistentry>
-
                 </variablelist>
+
+                <para>Check
+                <citerefentry><refentrytitle>systemd.exec</refentrytitle><manvolnum>5</manvolnum></citerefentry>
+                and
+                <citerefentry><refentrytitle>systemd.kill</refentrytitle><manvolnum>5</manvolnum></citerefentry>
+                for more settings.</para>
         </refsect1>
 
         <refsect1>
                           <citerefentry><refentrytitle>systemctl</refentrytitle><manvolnum>8</manvolnum></citerefentry>,
                           <citerefentry><refentrytitle>systemd.unit</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
                           <citerefentry><refentrytitle>systemd.exec</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
+                          <citerefentry><refentrytitle>systemd.kill</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
                           <citerefentry><refentrytitle>systemd.service</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
                           <citerefentry><refentrytitle>systemd.device</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
                           <citerefentry><refentrytitle>mount</refentrytitle><manvolnum>8</manvolnum></citerefentry>,
index 38a4035f67cb001825a693664f30ec1bf75182bb..f43201dc7e9b9501a1f36631d657c63ce846a75f 100644 (file)
                 <para>Additional options are listed in
                 <citerefentry><refentrytitle>systemd.exec</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
                 which define the execution environment the commands
-                are executed in.</para>
+                are executed in, and in
+                <citerefentry><refentrytitle>systemd.kill</refentrytitle><manvolnum>5</manvolnum></citerefentry>
+                which define the way the processes of the service are
+                terminated.</para>
 
                 <para>Unless <varname>DefaultDependencies=</varname>
                 is set to <option>false</option>, service units will
                 supervises. A number of options that may be used in
                 this section are shared with other unit types. These
                 options are documented in
-                <citerefentry><refentrytitle>systemd.exec</refentrytitle><manvolnum>5</manvolnum></citerefentry>. The
+                <citerefentry><refentrytitle>systemd.exec</refentrytitle><manvolnum>5</manvolnum></citerefentry>
+                and
+                <citerefentry><refentrytitle>systemd.kill</refentrytitle><manvolnum>5</manvolnum></citerefentry>. The
                 options specific to the <literal>[Service]</literal>
                 section of service units are the following:</para>
 
                                 configured in this option are run are
                                 terminated according to the
                                 <varname>KillMode=</varname> setting
-                                (see below). If this option is not
-                                specified the process is terminated
-                                right-away when service stop is
-                                requested. Specifier and environment
-                                variable substitution is supported
-                                (including
+                                (see
+                                <citerefentry><refentrytitle>systemd.kill</refentrytitle><manvolnum>5</manvolnum></citerefentry>). If
+                                this option is not specified the
+                                process is terminated right-away when
+                                service stop is requested. Specifier
+                                and environment variable substitution
+                                is supported (including
                                 <literal>$MAINPID</literal>, see
                                 above).</para></listitem>
                         </varlistentry>
                                 another delay of this time with
                                 SIGKILL. (See
                                 <varname>KillMode=</varname>
-                                below.) Takes a unit-less value in seconds, or a
+                                in <citerefentry><refentrytitle>systemd.kill</refentrytitle><manvolnum>5</manvolnum></citerefentry>) Takes a unit-less value in seconds, or a
                                 time span value such as "5min
                                 20s". Pass 0 to disable the timeout
                                 logic. Defaults to
                                 false.</para></listitem>
                         </varlistentry>
 
-                        <varlistentry>
-                                <term><varname>KillMode=</varname></term>
-                                <listitem><para>Specifies how
-                                processes of this service shall be
-                                killed. One of
-                                <option>control-group</option>,
-                                <option>process</option>,
-                                <option>none</option>.</para>
-
-                                <para>If set to
-                                <option>control-group</option> all
-                                remaining processes in the control
-                                group of this service will be
-                                terminated on service stop, after the
-                                stop command (as configured with
-                                <varname>ExecStop=</varname>) is
-                                executed. If set to
-                                <option>process</option> only the main
-                                process itself is killed. If set to
-                                <option>none</option> no process is
-                                killed. In this case only the stop
-                                command will be executed on service
-                                stop, but no process be killed
-                                otherwise. Processes remaining alive
-                                after stop are left in their control
-                                group and the control group continues
-                                to exist after stop unless it is
-                                empty. Defaults to
-                                <option>control-group</option>.</para>
-
-                                <para>Processes will first be
-                                terminated via SIGTERM (unless the
-                                signal to send is changed via
-                                <varname>KillSignal=</varname>). If
-                                then after a delay (configured via the
-                                <varname>TimeoutSec=</varname> option)
-                                processes still remain, the
-                                termination request is repeated with
-                                the SIGKILL signal (unless this is
-                                disabled via the
-                                <varname>SendSIGKILL=</varname>
-                                option). See
-                                <citerefentry><refentrytitle>kill</refentrytitle><manvolnum>2</manvolnum></citerefentry>
-                                for more
-                                information.</para></listitem>
-                        </varlistentry>
-
-                        <varlistentry>
-                                <term><varname>KillSignal=</varname></term>
-                                <listitem><para>Specifies which signal
-                                to use when killing a
-                                service. Defaults to SIGTERM.
-                                </para></listitem>
-                        </varlistentry>
-
-                        <varlistentry>
-                                <term><varname>SendSIGKILL=</varname></term>
-                                <listitem><para>Specifies whether to
-                                send SIGKILL to remaining processes
-                                after a timeout, if the normal
-                                shutdown procedure left processes of
-                                the service around. Takes a boolean
-                                value. Defaults to "yes".
-                                </para></listitem>
-                        </varlistentry>
-
                         <varlistentry>
                                 <term><varname>NonBlocking=</varname></term>
                                 <listitem><para>Set O_NONBLOCK flag
                         </varlistentry>
 
                 </variablelist>
+
+                <para>Check
+                <citerefentry><refentrytitle>systemd.exec</refentrytitle><manvolnum>5</manvolnum></citerefentry>
+                and
+                <citerefentry><refentrytitle>systemd.kill</refentrytitle><manvolnum>5</manvolnum></citerefentry>
+                for more settings.</para>
+
         </refsect1>
 
         <refsect1>
                           <citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
                           <citerefentry><refentrytitle>systemctl</refentrytitle><manvolnum>8</manvolnum></citerefentry>,
                           <citerefentry><refentrytitle>systemd.unit</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
-                          <citerefentry><refentrytitle>systemd.exec</refentrytitle><manvolnum>5</manvolnum></citerefentry>
+                          <citerefentry><refentrytitle>systemd.exec</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
+                          <citerefentry><refentrytitle>systemd.kill</refentrytitle><manvolnum>5</manvolnum></citerefentry>
                   </para>
         </refsect1>
 
index 5ca1c7a7c16a63ee9833e4c6bcf80fe22e2c8f36..8a12e25cf4f4474e434ce852fc95b1514ee4725b 100644 (file)
                 <option>ExecStartPost=</option>,
                 <option>ExecStopPre=</option> and
                 <option>ExecStoptPost=</option> commands are executed
-                in.</para>
+                in, and in
+                <citerefentry><refentrytitle>systemd.kill</refentrytitle><manvolnum>5</manvolnum></citerefentry>
+                which define the way the processes are
+                terminated.</para>
 
                 <para>For each socket file a matching service file
                 (see
                 supervises. A number of options that may be used in
                 this section are shared with other unit types. These
                 options are documented in
-                <citerefentry><refentrytitle>systemd.exec</refentrytitle><manvolnum>5</manvolnum></citerefentry>. The
+                <citerefentry><refentrytitle>systemd.exec</refentrytitle><manvolnum>5</manvolnum></citerefentry>
+                and
+                <citerefentry><refentrytitle>systemd.kill</refentrytitle><manvolnum>5</manvolnum></citerefentry>. The
                 options specific to the [Socket] section of socket
                 units are the following:</para>
 
                                 will be terminated forcibly via
                                 SIGTERM, and after another delay of
                                 this time with SIGKILL. (See
-                                <option>KillMode=</option> below.)
+                                <option>KillMode=</option> in <citerefentry><refentrytitle>systemd.kill</refentrytitle><manvolnum>5</manvolnum></citerefentry>.)
                                 Takes a unit-less value in seconds, or
                                 a time span value such as "5min
                                 20s". Pass 0 to disable the timeout
                                 90s.</para></listitem>
                         </varlistentry>
 
-                        <varlistentry>
-                                <term><varname>KillMode=</varname></term>
-                                <listitem><para>Specifies how
-                                processes of this socket unit shall be
-                                killed. One of
-                                <option>control-group</option>,
-                                <option>process</option>,
-                                <option>none</option>.</para>
-
-                                <para>This option is mostly equivalent
-                                to the <option>KillMode=</option>
-                                option of service files. See
-                                <citerefentry><refentrytitle>systemd.service</refentrytitle><manvolnum>5</manvolnum></citerefentry>
-                                for details.</para></listitem>
-                        </varlistentry>
-
-                        <varlistentry>
-                                <term><varname>KillSignal=</varname></term>
-                                <listitem><para>Specifies which signal
-                                to use when killing a process of this
-                                socket. Defaults to SIGTERM.
-                                </para></listitem>
-                        </varlistentry>
-
-                        <varlistentry>
-                                <term><varname>SendSIGKILL=</varname></term>
-                                <listitem><para>Specifies whether to
-                                send SIGKILL to remaining processes
-                                after a timeout, if the normal
-                                shutdown procedure left processes of
-                                the socket around. Takes a boolean
-                                value. Defaults to "yes".
-                                </para></listitem>
-                        </varlistentry>
-
                         <varlistentry>
                                 <term><varname>Service=</varname></term>
                                 <listitem><para>Specifies the service
                         </varlistentry>
 
                 </variablelist>
+
+                <para>Check
+                <citerefentry><refentrytitle>systemd.exec</refentrytitle><manvolnum>5</manvolnum></citerefentry>
+                and
+                <citerefentry><refentrytitle>systemd.kill</refentrytitle><manvolnum>5</manvolnum></citerefentry>
+                for more settings.</para>
+
         </refsect1>
 
         <refsect1>
                           <citerefentry><refentrytitle>systemctl</refentrytitle><manvolnum>8</manvolnum></citerefentry>,
                           <citerefentry><refentrytitle>systemd.unit</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
                           <citerefentry><refentrytitle>systemd.exec</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
+                          <citerefentry><refentrytitle>systemd.kill</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
                           <citerefentry><refentrytitle>systemd.service</refentrytitle><manvolnum>5</manvolnum></citerefentry>
                   </para>
         </refsect1>
index aaf77f8396554e2dfafc280f8d18589fd6366ad2..5eb008dfcff157a6139882fc8034419bf68c6c3d 100644 (file)
                 specific configuration options are configured in the
                 [Swap] section.</para>
 
+                <para>Additional options are listed in
+                <citerefentry><refentrytitle>systemd.exec</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
+                which define the execution environment the
+                <citerefentry><refentrytitle>swapon</refentrytitle><manvolnum>8</manvolnum></citerefentry>
+                binary is executed in, and in
+                <citerefentry><refentrytitle>systemd.kill</refentrytitle><manvolnum>5</manvolnum></citerefentry>
+                which define the way the processes are
+                terminated.</para>
+
                 <para>Swap units must be named after the devices
                 (resp. files) they control. Example: the swap device
                 <filename>/dev/sda5</filename> must be configured in a
                 supervises. A number of options that may be used in
                 this section are shared with other unit types. These
                 options are documented in
-                <citerefentry><refentrytitle>systemd.exec</refentrytitle><manvolnum>5</manvolnum></citerefentry>. The
+                <citerefentry><refentrytitle>systemd.exec</refentrytitle><manvolnum>5</manvolnum></citerefentry>
+                and
+                <citerefentry><refentrytitle>systemd.kill</refentrytitle><manvolnum>5</manvolnum></citerefentry>. The
                 options specific to the [Swap] section of swap units
                 are the following:</para>
 
                                 will be terminated forcibly via
                                 SIGTERM, and after another delay of
                                 this time with SIGKILL. (See
-                                <option>KillMode=</option> below.)
+                                <option>KillMode=</option> in
+                                <citerefentry><refentrytitle>systemd.kill</refentrytitle><manvolnum>5</manvolnum></citerefentry>.)
                                 Takes a unit-less value in seconds, or
                                 a time span value such as "5min
                                 20s". Pass 0 to disable the timeout
                                 logic. Defaults to
                                 90s.</para></listitem>
                         </varlistentry>
-
-                        <varlistentry>
-                                <term><varname>KillMode=</varname></term>
-                                <listitem><para>Specifies how
-                                processes of this swap shall be
-                                killed. One of
-                                <option>control-group</option>,
-                                <option>process</option>,
-                                <option>none</option>.</para>
-
-                                <para>This option is mostly equivalent
-                                to the <option>KillMode=</option>
-                                option of service files. See
-                                <citerefentry><refentrytitle>systemd.service</refentrytitle><manvolnum>5</manvolnum></citerefentry>
-                                for details.</para></listitem>
-                        </varlistentry>
-
-                        <varlistentry>
-                                <term><varname>KillSignal=</varname></term>
-                                <listitem><para>Specifies which signal
-                                to use when killing a process of this
-                                swap. Defaults to SIGTERM.
-                                </para></listitem>
-                        </varlistentry>
-
-                        <varlistentry>
-                                <term><varname>SendSIGKILL=</varname></term>
-                                <listitem><para>Specifies whether to
-                                send SIGKILL to remaining processes
-                                after a timeout, if the normal
-                                shutdown procedure left processes of
-                                the swap around. Takes a boolean
-                                value. Defaults to "yes".
-                                </para></listitem>
-                        </varlistentry>
                 </variablelist>
+
+                <para>Check
+                <citerefentry><refentrytitle>systemd.exec</refentrytitle><manvolnum>5</manvolnum></citerefentry>
+                and
+                <citerefentry><refentrytitle>systemd.kill</refentrytitle><manvolnum>5</manvolnum></citerefentry>
+                for more settings.</para>
         </refsect1>
 
         <refsect1>
                           <citerefentry><refentrytitle>systemctl</refentrytitle><manvolnum>8</manvolnum></citerefentry>,
                           <citerefentry><refentrytitle>systemd.unit</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
                           <citerefentry><refentrytitle>systemd.exec</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
+                          <citerefentry><refentrytitle>systemd.kill</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
                           <citerefentry><refentrytitle>systemd.device</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
                           <citerefentry><refentrytitle>systemd.mount</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
                           <citerefentry><refentrytitle>swapon</refentrytitle><manvolnum>8</manvolnum></citerefentry>,
index a00ad50795d7739796e721a80715ce82add3e85f..e815cb58e4817a23bb01bd2362be25b1f40b9945 100644 (file)
@@ -30,8 +30,6 @@
 #include "dbus-common.h"
 #include "syscall-list.h"
 
-DEFINE_BUS_PROPERTY_APPEND_ENUM(bus_execute_append_kill_mode, kill_mode, KillMode);
-
 DEFINE_BUS_PROPERTY_APPEND_ENUM(bus_execute_append_input, exec_input, ExecInput);
 DEFINE_BUS_PROPERTY_APPEND_ENUM(bus_execute_append_output, exec_output, ExecOutput);
 
@@ -431,8 +429,6 @@ const BusProperty bus_exec_context_properties[] = {
         { "PrivateTmp",               bus_property_append_bool,              "b", offsetof(ExecContext, private_tmp)                  },
         { "PrivateNetwork",           bus_property_append_bool,              "b", offsetof(ExecContext, private_network)              },
         { "SameProcessGroup",         bus_property_append_bool,              "b", offsetof(ExecContext, same_pgrp)                    },
-        { "KillMode",                 bus_execute_append_kill_mode,          "s", offsetof(ExecContext, kill_mode)                    },
-        { "KillSignal",               bus_property_append_int,               "i", offsetof(ExecContext, kill_signal)                  },
         { "UtmpIdentifier",           bus_property_append_string,            "s", offsetof(ExecContext, utmp_id),                true },
         { "ControlGroupModify",       bus_property_append_bool,              "b", offsetof(ExecContext, control_group_modify)         },
         { "ControlGroupPersistent",   bus_property_append_tristate_false,    "b", offsetof(ExecContext, control_group_persistent)     },
index feb883335f4d9fa850f2c9b4db3cb027da7b50a3..eaa1b73e695fb79a8c0b237d5de1e3f695fd8200 100644 (file)
@@ -120,6 +120,5 @@ int bus_execute_append_capabilities(DBusMessageIter *i, const char *property, vo
 int bus_execute_append_capability_bs(DBusMessageIter *i, const char *property, void *data);
 int bus_execute_append_rlimits(DBusMessageIter *i, const char *property, void *data);
 int bus_execute_append_command(DBusMessageIter *u, const char *property, void *data);
-int bus_execute_append_kill_mode(DBusMessageIter *i, const char *property, void *data);
 int bus_execute_append_env_files(DBusMessageIter *i, const char *property, void *data);
 int bus_execute_append_syscall_filter(DBusMessageIter *i, const char *property, void *data);
diff --git a/src/core/dbus-kill.c b/src/core/dbus-kill.c
new file mode 100644 (file)
index 0000000..165f630
--- /dev/null
@@ -0,0 +1,35 @@
+/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
+
+/***
+  This file is part of systemd.
+
+  Copyright 2012 Lennart Poettering
+
+  systemd is free software; you can redistribute it and/or modify it
+  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
+  Lesser General Public License for more details.
+
+  You should have received a copy of the GNU Lesser General Public License
+  along with systemd; If not, see <http://www.gnu.org/licenses/>.
+***/
+
+#include <errno.h>
+#include <dbus/dbus.h>
+
+#include "dbus-kill.h"
+#include "dbus-common.h"
+
+DEFINE_BUS_PROPERTY_APPEND_ENUM(bus_kill_append_mode, kill_mode, KillMode);
+
+const BusProperty bus_kill_context_properties[] = {
+        { "KillMode",    bus_kill_append_mode,     "s", offsetof(KillContext, kill_mode)    },
+        { "KillSignal",  bus_property_append_int,  "i", offsetof(KillContext, kill_signal)  },
+        { "SendSIGKILL", bus_property_append_bool, "b", offsetof(KillContext, send_sigkill) },
+        { NULL, }
+};
diff --git a/src/core/dbus-kill.h b/src/core/dbus-kill.h
new file mode 100644 (file)
index 0000000..238fbd3
--- /dev/null
@@ -0,0 +1,39 @@
+/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
+
+#pragma once
+
+/***
+  This file is part of systemd.
+
+  Copyright 2012 Lennart Poettering
+
+  systemd is free software; you can redistribute it and/or modify it
+  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
+  Lesser General Public License for more details.
+
+  You should have received a copy of the GNU Lesser General Public License
+  along with systemd; If not, see <http://www.gnu.org/licenses/>.
+***/
+
+#include <dbus/dbus.h>
+
+#include "manager.h"
+#include "dbus-common.h"
+
+#define BUS_KILL_CONTEXT_INTERFACE                                      \
+        "  <property name=\"KillMode\" type=\"s\" access=\"read\"/>\n"  \
+        "  <property name=\"KillSignal\" type=\"i\" access=\"read\"/>\n" \
+        "  <property name=\"SendSIGKILL\" type=\"b\" access=\"read\"/>\n"
+
+#define BUS_KILL_COMMAND_INTERFACE(name)                                \
+        "  <property name=\"" name "\" type=\"a(sasbttuii)\" access=\"read\"/>\n"
+
+extern const BusProperty bus_kill_context_properties[];
+
+int bus_kill_append_mode(DBusMessageIter *i, const char *property, void *data);
index 26b04abe5d144649b123b37a8fe4e3e5159ec619..93bfa4c35d63297246c23e131a2d66ce4724d133 100644 (file)
@@ -23,6 +23,7 @@
 
 #include "dbus-unit.h"
 #include "dbus-mount.h"
+#include "dbus-kill.h"
 #include "dbus-execute.h"
 #include "dbus-common.h"
 
@@ -37,6 +38,7 @@
         BUS_EXEC_COMMAND_INTERFACE("ExecUnmount")                       \
         BUS_EXEC_COMMAND_INTERFACE("ExecRemount")                       \
         BUS_EXEC_CONTEXT_INTERFACE                                      \
+        BUS_KILL_CONTEXT_INTERFACE                                      \
         "  <property name=\"ControlPID\" type=\"u\" access=\"read\"/>\n" \
         "  <property name=\"DirectoryMode\" type=\"u\" access=\"read\"/>\n" \
         "  <property name=\"Result\" type=\"s\" access=\"read\"/>\n"    \
@@ -155,6 +157,7 @@ DBusHandlerResult bus_mount_message_handler(Unit *u, DBusConnection *c, DBusMess
                 { "org.freedesktop.systemd1.Unit",  bus_unit_properties,         u },
                 { "org.freedesktop.systemd1.Mount", bus_mount_properties,        m },
                 { "org.freedesktop.systemd1.Mount", bus_exec_context_properties, &m->exec_context },
+                { "org.freedesktop.systemd1.Mount", bus_kill_context_properties, &m->kill_context },
                 { NULL, }
         };
 
index 6568cd5ce0ed97e1e1b5d2022767c581130d78e5..c0fac16d2b8fd92a4f58429c342bc1d0ed575219 100644 (file)
@@ -23,6 +23,7 @@
 
 #include "dbus-unit.h"
 #include "dbus-execute.h"
+#include "dbus-kill.h"
 #include "dbus-service.h"
 #include "dbus-common.h"
 
@@ -47,6 +48,7 @@
         BUS_EXEC_COMMAND_INTERFACE("ExecStop")                          \
         BUS_EXEC_COMMAND_INTERFACE("ExecStopPost")                      \
         BUS_EXEC_CONTEXT_INTERFACE                                      \
+        BUS_KILL_CONTEXT_INTERFACE                                      \
         "  <property name=\"PermissionsStartOnly\" type=\"b\" access=\"read\"/>\n" \
         "  <property name=\"RootDirectoryStartOnly\" type=\"b\" access=\"read\"/>\n" \
         "  <property name=\"RemainAfterExit\" type=\"b\" access=\"read\"/>\n" \
@@ -140,10 +142,12 @@ static const BusProperty bus_service_properties[] = {
 
 DBusHandlerResult bus_service_message_handler(Unit *u, DBusConnection *connection, DBusMessage *message) {
         Service *s = SERVICE(u);
+
         const BusBoundProperties bps[] = {
                 { "org.freedesktop.systemd1.Unit",    bus_unit_properties,             u },
                 { "org.freedesktop.systemd1.Service", bus_service_properties,          s },
                 { "org.freedesktop.systemd1.Service", bus_exec_context_properties,     &s->exec_context },
+                { "org.freedesktop.systemd1.Service", bus_kill_context_properties,     &s->kill_context },
                 { "org.freedesktop.systemd1.Service", bus_exec_main_status_properties, &s->main_exec_status },
                 { NULL, }
         };
index 80d19dd1bd917b08fd66b4fae21a1fac98acceae..b2045225d71d154aee58fdbfa128bb9613dfc8e4 100644 (file)
@@ -24,6 +24,7 @@
 #include "dbus-unit.h"
 #include "dbus-socket.h"
 #include "dbus-execute.h"
+#include "dbus-kill.h"
 #include "dbus-common.h"
 
 #define BUS_SOCKET_INTERFACE                                            \
@@ -36,6 +37,7 @@
         BUS_EXEC_COMMAND_INTERFACE("ExecStopPre")                       \
         BUS_EXEC_COMMAND_INTERFACE("ExecStopPost")                      \
         BUS_EXEC_CONTEXT_INTERFACE                                      \
+        BUS_KILL_CONTEXT_INTERFACE                                      \
         "  <property name=\"ControlPID\" type=\"u\" access=\"read\"/>\n" \
         "  <property name=\"BindToDevice\" type=\"s\" access=\"read\"/>\n" \
         "  <property name=\"DirectoryMode\" type=\"u\" access=\"read\"/>\n" \
@@ -132,6 +134,7 @@ DBusHandlerResult bus_socket_message_handler(Unit *u, DBusConnection *c, DBusMes
                 { "org.freedesktop.systemd1.Unit",   bus_unit_properties,         u },
                 { "org.freedesktop.systemd1.Socket", bus_socket_properties,       s },
                 { "org.freedesktop.systemd1.Socket", bus_exec_context_properties, &s->exec_context },
+                { "org.freedesktop.systemd1.Socket", bus_kill_context_properties, &s->kill_context },
                 { NULL, }
         };
 
index 3ede0e606e4fd551f1346d91778d602f458419a3..cad6ec1aaaad72a8ad72384ea80ab73125de32a9 100644 (file)
@@ -25,6 +25,7 @@
 #include "dbus-unit.h"
 #include "dbus-swap.h"
 #include "dbus-execute.h"
+#include "dbus-kill.h"
 #include "dbus-common.h"
 
 #define BUS_SWAP_INTERFACE                                              \
@@ -35,6 +36,7 @@
         BUS_EXEC_COMMAND_INTERFACE("ExecActivate")                      \
         BUS_EXEC_COMMAND_INTERFACE("ExecDeactivate")                    \
         BUS_EXEC_CONTEXT_INTERFACE                                      \
+        BUS_KILL_CONTEXT_INTERFACE                                      \
         "  <property name=\"ControlPID\" type=\"u\" access=\"read\"/>\n" \
         "  <property name=\"Result\" type=\"s\" access=\"read\"/>\n"    \
         " </interface>\n"
@@ -102,6 +104,7 @@ DBusHandlerResult bus_swap_message_handler(Unit *u, DBusConnection *c, DBusMessa
                 { "org.freedesktop.systemd1.Unit", bus_unit_properties,         u },
                 { "org.freedesktop.systemd1.Swap", bus_swap_properties,         s },
                 { "org.freedesktop.systemd1.Swap", bus_exec_context_properties, &s->exec_context },
+                { "org.freedesktop.systemd1.Swap", bus_kill_context_properties, &s->kill_context },
                 { NULL, }
         };
 
index db4a8ae51cfce61102c2da92aff236b237500c9c..fc0edc6cfd7387b4c92f66515497c4d9853cb4fa 100644 (file)
@@ -1541,8 +1541,6 @@ void exec_context_init(ExecContext *c) {
         c->syslog_priority = LOG_DAEMON|LOG_INFO;
         c->syslog_level_prefix = true;
         c->mount_flags = MS_SHARED;
-        c->kill_signal = SIGTERM;
-        c->send_sigkill = true;
         c->control_group_persistent = -1;
         c->ignore_sigpipe = true;
         c->timer_slack_nsec = (nsec_t) -1;
@@ -1735,7 +1733,8 @@ void exec_context_dump(ExecContext *c, FILE* f, const char *prefix) {
                 "%sPrivateTmp: %s\n"
                 "%sControlGroupModify: %s\n"
                 "%sControlGroupPersistent: %s\n"
-                "%sPrivateNetwork: %s\n",
+                "%sPrivateNetwork: %s\n"
+                "%sIgnoreSIGPIPE: %s\n",
                 prefix, c->umask,
                 prefix, c->working_directory ? c->working_directory : "/",
                 prefix, c->root_directory ? c->root_directory : "/",
@@ -1743,7 +1742,8 @@ void exec_context_dump(ExecContext *c, FILE* f, const char *prefix) {
                 prefix, yes_no(c->private_tmp),
                 prefix, yes_no(c->control_group_modify),
                 prefix, yes_no(c->control_group_persistent),
-                prefix, yes_no(c->private_network));
+                prefix, yes_no(c->private_network),
+                prefix, yes_no(c->ignore_sigpipe));
 
         STRV_FOREACH(e, c->environment)
                 fprintf(f, "%sEnvironment: %s\n", prefix, *e);
@@ -1894,16 +1894,6 @@ void exec_context_dump(ExecContext *c, FILE* f, const char *prefix) {
                 fputs("\n", f);
         }
 
-        fprintf(f,
-                "%sKillMode: %s\n"
-                "%sKillSignal: SIG%s\n"
-                "%sSendSIGKILL: %s\n"
-                "%sIgnoreSIGPIPE: %s\n",
-                prefix, kill_mode_to_string(c->kill_mode),
-                prefix, signal_to_string(c->kill_signal),
-                prefix, yes_no(c->send_sigkill),
-                prefix, yes_no(c->ignore_sigpipe));
-
         if (c->utmp_id)
                 fprintf(f,
                         "%sUtmpIdentifier: %s\n",
@@ -2111,19 +2101,3 @@ static const char* const exec_output_table[_EXEC_OUTPUT_MAX] = {
 };
 
 DEFINE_STRING_TABLE_LOOKUP(exec_output, ExecOutput);
-
-static const char* const kill_mode_table[_KILL_MODE_MAX] = {
-        [KILL_CONTROL_GROUP] = "control-group",
-        [KILL_PROCESS] = "process",
-        [KILL_NONE] = "none"
-};
-
-DEFINE_STRING_TABLE_LOOKUP(kill_mode, KillMode);
-
-static const char* const kill_who_table[_KILL_WHO_MAX] = {
-        [KILL_MAIN] = "main",
-        [KILL_CONTROL] = "control",
-        [KILL_ALL] = "all"
-};
-
-DEFINE_STRING_TABLE_LOOKUP(kill_who, KillWho);
index 09f246e161f4981eabdcb6503591d6497565de6d..2bcd2e1e6cf7e584111d73f22826743dc719904e 100644 (file)
@@ -39,22 +39,6 @@ struct CGroupAttribute;
 #include "list.h"
 #include "util.h"
 
-typedef enum KillMode {
-        KILL_CONTROL_GROUP = 0,
-        KILL_PROCESS,
-        KILL_NONE,
-        _KILL_MODE_MAX,
-        _KILL_MODE_INVALID = -1
-} KillMode;
-
-typedef enum KillWho {
-        KILL_MAIN,
-        KILL_CONTROL,
-        KILL_ALL,
-        _KILL_WHO_MAX,
-        _KILL_WHO_INVALID = -1
-} KillWho;
-
 typedef enum ExecInput {
         EXEC_INPUT_NULL,
         EXEC_INPUT_TTY,
@@ -146,11 +130,6 @@ struct ExecContext {
 
         uint64_t capability_bounding_set_drop;
 
-        /* Not relevant for spawning processes, just for killing */
-        KillMode kill_mode;
-        int kill_signal;
-        bool send_sigkill;
-
         cap_t capabilities;
         int secure_bits;
 
@@ -228,9 +207,3 @@ ExecOutput exec_output_from_string(const char *s);
 
 const char* exec_input_to_string(ExecInput i);
 ExecInput exec_input_from_string(const char *s);
-
-const char *kill_mode_to_string(KillMode k);
-KillMode kill_mode_from_string(const char *s);
-
-const char *kill_who_to_string(KillWho k);
-KillWho kill_who_from_string(const char *s);
diff --git a/src/core/kill.c b/src/core/kill.c
new file mode 100644 (file)
index 0000000..0775653
--- /dev/null
@@ -0,0 +1,63 @@
+/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
+
+/***
+  This file is part of systemd.
+
+  Copyright 2012 Lennart Poettering
+
+  systemd is free software; you can redistribute it and/or modify it
+  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
+  Lesser General Public License for more details.
+
+  You should have received a copy of the GNU Lesser General Public License
+  along with systemd; If not, see <http://www.gnu.org/licenses/>.
+***/
+
+#include <string.h>
+
+#include "kill.h"
+#include "util.h"
+
+void kill_context_init(KillContext *c) {
+        assert(c);
+
+        c->kill_signal = SIGTERM;
+        c->send_sigkill = true;
+}
+
+void kill_context_dump(KillContext *c, FILE *f, const char *prefix) {
+        assert(c);
+
+        if (!prefix)
+                prefix = "";
+
+        fprintf(f,
+                "%sKillMode: %s\n"
+                "%sKillSignal: SIG%s\n"
+                "%sSendSIGKILL: %s\n",
+                prefix, kill_mode_to_string(c->kill_mode),
+                prefix, signal_to_string(c->kill_signal),
+                prefix, yes_no(c->send_sigkill));
+}
+
+static const char* const kill_mode_table[_KILL_MODE_MAX] = {
+        [KILL_CONTROL_GROUP] = "control-group",
+        [KILL_PROCESS] = "process",
+        [KILL_NONE] = "none"
+};
+
+DEFINE_STRING_TABLE_LOOKUP(kill_mode, KillMode);
+
+static const char* const kill_who_table[_KILL_WHO_MAX] = {
+        [KILL_MAIN] = "main",
+        [KILL_CONTROL] = "control",
+        [KILL_ALL] = "all"
+};
+
+DEFINE_STRING_TABLE_LOOKUP(kill_who, KillWho);
diff --git a/src/core/kill.h b/src/core/kill.h
new file mode 100644 (file)
index 0000000..4f88239
--- /dev/null
@@ -0,0 +1,58 @@
+/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
+
+#pragma once
+
+/***
+  This file is part of systemd.
+
+  Copyright 2012 Lennart Poettering
+
+  systemd is free software; you can redistribute it and/or modify it
+  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
+  Lesser General Public License for more details.
+
+  You should have received a copy of the GNU Lesser General Public License
+  along with systemd; If not, see <http://www.gnu.org/licenses/>.
+***/
+
+typedef struct KillContext KillContext;
+
+#include <stdbool.h>
+#include <stdio.h>
+
+typedef enum KillMode {
+        KILL_CONTROL_GROUP = 0,
+        KILL_PROCESS,
+        KILL_NONE,
+        _KILL_MODE_MAX,
+        _KILL_MODE_INVALID = -1
+} KillMode;
+
+struct KillContext {
+        KillMode kill_mode;
+        int kill_signal;
+        bool send_sigkill;
+};
+
+typedef enum KillWho {
+        KILL_MAIN,
+        KILL_CONTROL,
+        KILL_ALL,
+        _KILL_WHO_MAX,
+        _KILL_WHO_INVALID = -1
+} KillWho;
+
+void kill_context_init(KillContext *c);
+void kill_context_dump(KillContext *c, FILE *f, const char *prefix);
+
+const char *kill_mode_to_string(KillMode k);
+KillMode kill_mode_from_string(const char *s);
+
+const char *kill_who_to_string(KillWho k);
+KillWho kill_who_from_string(const char *s);
index 140cb9c0a3e4f5c12c67c5a640ae3c36bbce2c11..d6a4711a32508883087c1d6d81935b6177ae995d 100644 (file)
@@ -84,14 +84,16 @@ $1.PrivateNetwork,               config_parse_bool,                  0,
 $1.MountFlags,                   config_parse_exec_mount_flags,      0,                             offsetof($1, exec_context)
 $1.TCPWrapName,                  config_parse_unit_string_printf,    0,                             offsetof($1, exec_context.tcpwrap_name)
 $1.PAMName,                      config_parse_unit_string_printf,    0,                             offsetof($1, exec_context.pam_name)
-$1.KillMode,                     config_parse_kill_mode,             0,                             offsetof($1, exec_context.kill_mode)
-$1.KillSignal,                   config_parse_kill_signal,           0,                             offsetof($1, exec_context.kill_signal)
-$1.SendSIGKILL,                  config_parse_bool,                  0,                             offsetof($1, exec_context.send_sigkill)
 $1.IgnoreSIGPIPE,                config_parse_bool,                  0,                             offsetof($1, exec_context.ignore_sigpipe)
 $1.UtmpIdentifier,               config_parse_unit_string_printf,    0,                             offsetof($1, exec_context.utmp_id)
 $1.ControlGroupModify,           config_parse_bool,                  0,                             offsetof($1, exec_context.control_group_modify)
 $1.ControlGroupPersistent,       config_parse_tristate,              0,                             offsetof($1, exec_context.control_group_persistent)'
 )m4_dnl
+m4_define(`KILL_CONTEXT_CONFIG_ITEMS',
+`$1.SendSIGKILL,                  config_parse_bool,                  0,                             offsetof($1, kill_context.send_sigkill)
+$1.KillMode,                     config_parse_kill_mode,             0,                             offsetof($1, kill_context.kill_mode)
+$1.KillSignal,                   config_parse_kill_signal,           0,                             offsetof($1, kill_context.kill_signal)'
+)m4_dnl
 Unit.Description,                config_parse_unit_string_printf,    0,                             offsetof(Unit, description)
 Unit.Documentation,              config_parse_documentation,         0,                             offsetof(Unit, documentation)
 Unit.SourcePath,                 config_parse_path,                  0,                             offsetof(Unit, source_path)
@@ -162,6 +164,7 @@ Service.NotifyAccess,            config_parse_notify_access,         0,
 Service.Sockets,                 config_parse_service_sockets,       0,                             0
 Service.FsckPassNo,              config_parse_fsck_passno,           0,                             offsetof(Service, fsck_passno)
 EXEC_CONTEXT_CONFIG_ITEMS(Service)m4_dnl
+KILL_CONTEXT_CONFIG_ITEMS(Service)m4_dnl
 m4_dnl
 Socket.ListenStream,             config_parse_socket_listen,         0,                             0
 Socket.ListenDatagram,           config_parse_socket_listen,         0,                             0
@@ -200,6 +203,7 @@ Socket.MessageQueueMaxMessages,  config_parse_long,                  0,
 Socket.MessageQueueMessageSize,  config_parse_long,                  0,                             offsetof(Socket, mq_msgsize)
 Socket.Service,                  config_parse_socket_service,        0,                             0
 EXEC_CONTEXT_CONFIG_ITEMS(Socket)m4_dnl
+KILL_CONTEXT_CONFIG_ITEMS(Socket)m4_dnl
 m4_dnl
 Mount.What,                      config_parse_string,                0,                             offsetof(Mount, parameters_fragment.what)
 Mount.Where,                     config_parse_path,                  0,                             offsetof(Mount, where)
@@ -209,6 +213,7 @@ Mount.FsckPassNo,                config_parse_fsck_passno,           0,
 Mount.TimeoutSec,                config_parse_usec,                  0,                             offsetof(Mount, timeout_usec)
 Mount.DirectoryMode,             config_parse_mode,                  0,                             offsetof(Mount, directory_mode)
 EXEC_CONTEXT_CONFIG_ITEMS(Mount)m4_dnl
+KILL_CONTEXT_CONFIG_ITEMS(Mount)m4_dnl
 m4_dnl
 Automount.Where,                 config_parse_path,                  0,                             offsetof(Automount, where)
 Automount.DirectoryMode,         config_parse_mode,                  0,                             offsetof(Automount, directory_mode)
@@ -217,6 +222,7 @@ Swap.What,                       config_parse_path,                  0,
 Swap.Priority,                   config_parse_int,                   0,                             offsetof(Swap, parameters_fragment.priority)
 Swap.TimeoutSec,                 config_parse_usec,                  0,                             offsetof(Swap, timeout_usec)
 EXEC_CONTEXT_CONFIG_ITEMS(Swap)m4_dnl
+KILL_CONTEXT_CONFIG_ITEMS(Swap)m4_dnl
 m4_dnl
 Timer.OnActiveSec,               config_parse_timer,                 0,                             0
 Timer.OnBootSec,                 config_parse_timer,                 0,                             0
index a88b255875203caa8b16b83a0704fb57ea33a403..82c64ff79b5d697be155bf54bb4d86ae30b0836b 100644 (file)
@@ -79,6 +79,8 @@ static void mount_init(Unit *u) {
                 m->exec_context.std_error = u->manager->default_std_error;
         }
 
+        kill_context_init(&m->kill_context);
+
         /* We need to make sure that /bin/mount is always called in
          * the same process group as us, so that the autofs kernel
          * side doesn't send us another mount request while we are
@@ -529,7 +531,7 @@ static int mount_verify(Mount *m) {
                 return -EBADMSG;
         }
 
-        if (m->exec_context.pam_name && m->exec_context.kill_mode != KILL_CONTROL_GROUP) {
+        if (m->exec_context.pam_name && m->kill_context.kill_mode != KILL_CONTROL_GROUP) {
                 log_error("%s has PAM enabled. Kill mode must be set to 'control-group'. Refusing.", UNIT(m)->id);
                 return -EINVAL;
         }
@@ -783,6 +785,7 @@ static void mount_dump(Unit *u, FILE *f, const char *prefix) {
                         prefix, (unsigned long) m->control_pid);
 
         exec_context_dump(&m->exec_context, f, prefix);
+        kill_context_dump(&m->kill_context, f, prefix);
 }
 
 static int mount_spawn(Mount *m, ExecCommand *c, pid_t *_pid) {
@@ -855,10 +858,10 @@ static void mount_enter_signal(Mount *m, MountState state, MountResult f) {
         if (f != MOUNT_SUCCESS)
                 m->result = f;
 
-        if (m->exec_context.kill_mode != KILL_NONE) {
+        if (m->kill_context.kill_mode != KILL_NONE) {
                 int sig = (state == MOUNT_MOUNTING_SIGTERM ||
                            state == MOUNT_UNMOUNTING_SIGTERM ||
-                           state == MOUNT_REMOUNTING_SIGTERM) ? m->exec_context.kill_signal : SIGKILL;
+                           state == MOUNT_REMOUNTING_SIGTERM) ? m->kill_context.kill_signal : SIGKILL;
 
                 if (m->control_pid > 0) {
                         if (kill_and_sigcont(m->control_pid, sig) < 0 && errno != ESRCH)
@@ -868,7 +871,7 @@ static void mount_enter_signal(Mount *m, MountState state, MountResult f) {
                                 wait_for_exit = true;
                 }
 
-                if (m->exec_context.kill_mode == KILL_CONTROL_GROUP) {
+                if (m->kill_context.kill_mode == KILL_CONTROL_GROUP) {
 
                         if (!(pid_set = set_new(trivial_hash_func, trivial_compare_func))) {
                                 r = -ENOMEM;
@@ -1327,7 +1330,7 @@ static void mount_timer_event(Unit *u, uint64_t elapsed, Watch *w) {
                 break;
 
         case MOUNT_MOUNTING_SIGTERM:
-                if (m->exec_context.send_sigkill) {
+                if (m->kill_context.send_sigkill) {
                         log_warning("%s mounting timed out. Killing.", u->id);
                         mount_enter_signal(m, MOUNT_MOUNTING_SIGKILL, MOUNT_FAILURE_TIMEOUT);
                 } else {
@@ -1341,7 +1344,7 @@ static void mount_timer_event(Unit *u, uint64_t elapsed, Watch *w) {
                 break;
 
         case MOUNT_REMOUNTING_SIGTERM:
-                if (m->exec_context.send_sigkill) {
+                if (m->kill_context.send_sigkill) {
                         log_warning("%s remounting timed out. Killing.", u->id);
                         mount_enter_signal(m, MOUNT_REMOUNTING_SIGKILL, MOUNT_FAILURE_TIMEOUT);
                 } else {
@@ -1355,7 +1358,7 @@ static void mount_timer_event(Unit *u, uint64_t elapsed, Watch *w) {
                 break;
 
         case MOUNT_UNMOUNTING_SIGTERM:
-                if (m->exec_context.send_sigkill) {
+                if (m->kill_context.send_sigkill) {
                         log_warning("%s unmounting timed out. Killing.", u->id);
                         mount_enter_signal(m, MOUNT_UNMOUNTING_SIGKILL, MOUNT_FAILURE_TIMEOUT);
                 } else {
index 9583eebe3aa198638c40bc957258c0b16fa79b7c..67d6132a5d90ac1c3d07ceb1c7e0df38ad4aec55 100644 (file)
@@ -24,6 +24,7 @@
 typedef struct Mount Mount;
 
 #include "unit.h"
+#include "kill.h"
 
 typedef enum MountState {
         MOUNT_DEAD,
@@ -95,6 +96,7 @@ struct Mount {
 
         ExecCommand exec_command[_MOUNT_EXEC_COMMAND_MAX];
         ExecContext exec_context;
+        KillContext kill_context;
 
         MountState state, deserialized_state;
 
index 5dc06b36cc221948b61343aa2a31643b6627ae59..567e9a4eb316c6e727b2d94b1f83f72f9f4613db 100644 (file)
@@ -153,6 +153,7 @@ static void service_init(Unit *u) {
         for (i = 0; i < RLIMIT_NLIMITS; i++)
                 if (UNIT(s)->manager->rlimit[i])
                         s->exec_context.rlimit[i] = newdup(struct rlimit, UNIT(s)->manager->rlimit[i], 1);
+        kill_context_init(&s->kill_context);
 
         RATELIMIT_INIT(s->start_limit, 10*USEC_PER_SEC, 5);
 
@@ -928,7 +929,7 @@ static int service_load_sysv_path(Service *s, const char *path) {
         s->guess_main_pid = false;
         s->restart = SERVICE_RESTART_NO;
         s->exec_context.ignore_sigpipe = false;
-        s->exec_context.kill_mode = KILL_PROCESS;
+        s->kill_context.kill_mode = KILL_PROCESS;
 
         /* We use the long description only if
          * no short description is set. */
@@ -1164,7 +1165,7 @@ static int service_verify(Service *s) {
         if (s->bus_name && s->type != SERVICE_DBUS)
                 log_warning("%s has a D-Bus service name specified, but is not of type dbus. Ignoring.", UNIT(s)->id);
 
-        if (s->exec_context.pam_name && s->exec_context.kill_mode != KILL_CONTROL_GROUP) {
+        if (s->exec_context.pam_name && s->kill_context.kill_mode != KILL_CONTROL_GROUP) {
                 log_error("%s has PAM enabled. Kill mode must be set to 'control-group'. Refusing.", UNIT(s)->id);
                 return -EINVAL;
         }
@@ -1351,6 +1352,7 @@ static void service_dump(Unit *u, FILE *f, const char *prefix) {
                         prefix, s->bus_name,
                         prefix, yes_no(s->bus_name_good));
 
+        kill_context_dump(&s->kill_context, f, prefix);
         exec_context_dump(&s->exec_context, f, prefix);
 
         for (c = 0; c < _SERVICE_EXEC_COMMAND_MAX; c++) {
@@ -1967,8 +1969,8 @@ static void service_enter_signal(Service *s, ServiceState state, ServiceResult f
         if (f != SERVICE_SUCCESS)
                 s->result = f;
 
-        if (s->exec_context.kill_mode != KILL_NONE) {
-                int sig = (state == SERVICE_STOP_SIGTERM || state == SERVICE_FINAL_SIGTERM) ? s->exec_context.kill_signal : SIGKILL;
+        if (s->kill_context.kill_mode != KILL_NONE) {
+                int sig = (state == SERVICE_STOP_SIGTERM || state == SERVICE_FINAL_SIGTERM) ? s->kill_context.kill_signal : SIGKILL;
 
                 if (s->main_pid > 0) {
                         if (kill_and_sigcont(s->main_pid, sig) < 0 && errno != ESRCH)
@@ -1984,9 +1986,10 @@ static void service_enter_signal(Service *s, ServiceState state, ServiceResult f
                                 wait_for_exit = true;
                 }
 
-                if (s->exec_context.kill_mode == KILL_CONTROL_GROUP) {
+                if (s->kill_context.kill_mode == KILL_CONTROL_GROUP) {
 
-                        if (!(pid_set = set_new(trivial_hash_func, trivial_compare_func))) {
+                        pid_set = set_new(trivial_hash_func, trivial_compare_func);
+                        if (!pid_set) {
                                 r = -ENOMEM;
                                 goto fail;
                         }
@@ -3144,7 +3147,7 @@ static void service_timer_event(Unit *u, uint64_t elapsed, Watch* w) {
                 break;
 
         case SERVICE_STOP_SIGTERM:
-                if (s->exec_context.send_sigkill) {
+                if (s->kill_context.send_sigkill) {
                         log_warning("%s stopping timed out. Killing.", u->id);
                         service_enter_signal(s, SERVICE_STOP_SIGKILL, SERVICE_FAILURE_TIMEOUT);
                 } else {
@@ -3169,7 +3172,7 @@ static void service_timer_event(Unit *u, uint64_t elapsed, Watch* w) {
                 break;
 
         case SERVICE_FINAL_SIGTERM:
-                if (s->exec_context.send_sigkill) {
+                if (s->kill_context.send_sigkill) {
                         log_warning("%s stopping timed out (2). Killing.", u->id);
                         service_enter_signal(s, SERVICE_FINAL_SIGKILL, SERVICE_FAILURE_TIMEOUT);
                 } else {
index 5ad09d0acc9304b453e329be1e792db5a33fbe48..cc63347c76adbb032eb509880179ef154a31eb66 100644 (file)
@@ -27,6 +27,7 @@ typedef struct Service Service;
 #include "path.h"
 #include "ratelimit.h"
 #include "service.h"
+#include "kill.h"
 
 typedef enum ServiceState {
         SERVICE_DEAD,
@@ -126,7 +127,9 @@ struct Service {
         Watch watchdog_watch;
 
         ExecCommand* exec_command[_SERVICE_EXEC_COMMAND_MAX];
+
         ExecContext exec_context;
+        KillContext kill_context;
 
         ServiceState state, deserialized_state;
 
index 8153a8e76206b8093f2f28a66dde398ed780c597..6d417878b5e1b5c48d9b29efa4b313d5779aff9b 100644 (file)
@@ -83,6 +83,7 @@ static void socket_init(Unit *u) {
         exec_context_init(&s->exec_context);
         s->exec_context.std_output = u->manager->default_std_output;
         s->exec_context.std_error = u->manager->default_std_error;
+        kill_context_init(&s->kill_context);
 
         s->control_command_id = _SOCKET_EXEC_COMMAND_INVALID;
 }
@@ -223,7 +224,7 @@ static int socket_verify(Socket *s) {
                 return -EINVAL;
         }
 
-        if (s->exec_context.pam_name && s->exec_context.kill_mode != KILL_CONTROL_GROUP) {
+        if (s->exec_context.pam_name && s->kill_context.kill_mode != KILL_CONTROL_GROUP) {
                 log_error("%s has PAM enabled. Kill mode must be set to 'control-group'. Refusing.", UNIT(s)->id);
                 return -EINVAL;
         }
@@ -526,6 +527,7 @@ static void socket_dump(Unit *u, FILE *f, const char *prefix) {
         }
 
         exec_context_dump(&s->exec_context, f, prefix);
+        kill_context_dump(&s->kill_context, f, prefix);
 
         for (c = 0; c < _SOCKET_EXEC_COMMAND_MAX; c++) {
                 if (!s->exec_command[c])
@@ -1226,8 +1228,8 @@ static void socket_enter_signal(Socket *s, SocketState state, SocketResult f) {
         if (f != SOCKET_SUCCESS)
                 s->result = f;
 
-        if (s->exec_context.kill_mode != KILL_NONE) {
-                int sig = (state == SOCKET_STOP_PRE_SIGTERM || state == SOCKET_FINAL_SIGTERM) ? s->exec_context.kill_signal : SIGKILL;
+        if (s->kill_context.kill_mode != KILL_NONE) {
+                int sig = (state == SOCKET_STOP_PRE_SIGTERM || state == SOCKET_FINAL_SIGTERM) ? s->kill_context.kill_signal : SIGKILL;
 
                 if (s->control_pid > 0) {
                         if (kill_and_sigcont(s->control_pid, sig) < 0 && errno != ESRCH)
@@ -1237,7 +1239,7 @@ static void socket_enter_signal(Socket *s, SocketState state, SocketResult f) {
                                 wait_for_exit = true;
                 }
 
-                if (s->exec_context.kill_mode == KILL_CONTROL_GROUP) {
+                if (s->kill_context.kill_mode == KILL_CONTROL_GROUP) {
 
                         if (!(pid_set = set_new(trivial_hash_func, trivial_compare_func))) {
                                 r = -ENOMEM;
@@ -1983,7 +1985,7 @@ static void socket_timer_event(Unit *u, uint64_t elapsed, Watch *w) {
                 break;
 
         case SOCKET_STOP_PRE_SIGTERM:
-                if (s->exec_context.send_sigkill) {
+                if (s->kill_context.send_sigkill) {
                         log_warning("%s stopping timed out. Killing.", u->id);
                         socket_enter_signal(s, SOCKET_STOP_PRE_SIGKILL, SOCKET_FAILURE_TIMEOUT);
                 } else {
@@ -2003,7 +2005,7 @@ static void socket_timer_event(Unit *u, uint64_t elapsed, Watch *w) {
                 break;
 
         case SOCKET_FINAL_SIGTERM:
-                if (s->exec_context.send_sigkill) {
+                if (s->kill_context.send_sigkill) {
                         log_warning("%s stopping timed out (2). Killing.", u->id);
                         socket_enter_signal(s, SOCKET_FINAL_SIGKILL, SOCKET_FAILURE_TIMEOUT);
                 } else {
index 508f00eb346b5a1a6f9cb1b3d4eea30815af0e51..a06b3eae9407567c746588707a149410387f6b1e 100644 (file)
@@ -101,6 +101,7 @@ struct Socket {
 
         ExecCommand* exec_command[_SOCKET_EXEC_COMMAND_MAX];
         ExecContext exec_context;
+        KillContext kill_context;
 
         /* For Accept=no sockets refers to the one service we'll
         activate. For Accept=yes sockets is either NULL, or filled
index ed61ba3c816493e466fca490966a38d4f5f3eaf7..03993b1e60ecffdc81a8186b72e3c62246a0c1f8 100644 (file)
@@ -86,6 +86,7 @@ static void swap_init(Unit *u) {
         exec_context_init(&s->exec_context);
         s->exec_context.std_output = u->manager->default_std_output;
         s->exec_context.std_error = u->manager->default_std_error;
+        kill_context_init(&s->kill_context);
 
         s->parameters_proc_swaps.priority = s->parameters_fragment.priority = -1;
 
@@ -235,7 +236,7 @@ static int swap_verify(Swap *s) {
                 return -EINVAL;
         }
 
-        if (s->exec_context.pam_name && s->exec_context.kill_mode != KILL_CONTROL_GROUP) {
+        if (s->exec_context.pam_name && s->kill_context.kill_mode != KILL_CONTROL_GROUP) {
                 log_error("%s has PAM enabled. Kill mode must be set to 'control-group'. Refusing.", UNIT(s)->id);
                 return -EINVAL;
         }
@@ -569,6 +570,7 @@ static void swap_dump(Unit *u, FILE *f, const char *prefix) {
                         prefix, (unsigned long) s->control_pid);
 
         exec_context_dump(&s->exec_context, f, prefix);
+        kill_context_dump(&s->kill_context, f, prefix);
 }
 
 static int swap_spawn(Swap *s, ExecCommand *c, pid_t *_pid) {
@@ -641,9 +643,9 @@ static void swap_enter_signal(Swap *s, SwapState state, SwapResult f) {
         if (f != SWAP_SUCCESS)
                 s->result = f;
 
-        if (s->exec_context.kill_mode != KILL_NONE) {
+        if (s->kill_context.kill_mode != KILL_NONE) {
                 int sig = (state == SWAP_ACTIVATING_SIGTERM ||
-                           state == SWAP_DEACTIVATING_SIGTERM) ? s->exec_context.kill_signal : SIGKILL;
+                           state == SWAP_DEACTIVATING_SIGTERM) ? s->kill_context.kill_signal : SIGKILL;
 
                 if (s->control_pid > 0) {
                         if (kill_and_sigcont(s->control_pid, sig) < 0 && errno != ESRCH)
@@ -653,7 +655,7 @@ static void swap_enter_signal(Swap *s, SwapState state, SwapResult f) {
                                 wait_for_exit = true;
                 }
 
-                if (s->exec_context.kill_mode == KILL_CONTROL_GROUP) {
+                if (s->kill_context.kill_mode == KILL_CONTROL_GROUP) {
 
                         if (!(pid_set = set_new(trivial_hash_func, trivial_compare_func))) {
                                 r = -ENOMEM;
@@ -993,7 +995,7 @@ static void swap_timer_event(Unit *u, uint64_t elapsed, Watch *w) {
                 break;
 
         case SWAP_ACTIVATING_SIGTERM:
-                if (s->exec_context.send_sigkill) {
+                if (s->kill_context.send_sigkill) {
                         log_warning("%s activation timed out. Killing.", u->id);
                         swap_enter_signal(s, SWAP_ACTIVATING_SIGKILL, SWAP_FAILURE_TIMEOUT);
                 } else {
@@ -1003,7 +1005,7 @@ static void swap_timer_event(Unit *u, uint64_t elapsed, Watch *w) {
                 break;
 
         case SWAP_DEACTIVATING_SIGTERM:
-                if (s->exec_context.send_sigkill) {
+                if (s->kill_context.send_sigkill) {
                         log_warning("%s deactivation timed out. Killing.", u->id);
                         swap_enter_signal(s, SWAP_DEACTIVATING_SIGKILL, SWAP_FAILURE_TIMEOUT);
                 } else {
index d8888e17684628479f7e27f6c27a66a0b8d52a48..35d47fd46f5e87f769221a06726fa654d4127515 100644 (file)
@@ -87,6 +87,7 @@ struct Swap {
 
         ExecCommand exec_command[_SWAP_EXEC_COMMAND_MAX];
         ExecContext exec_context;
+        KillContext kill_context;
 
         SwapState state, deserialized_state;