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units: introduce and explain sysinit.target

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This commit is contained in:
Lennart Poettering 2010-06-04 18:43:40 +02:00
parent 2f630e5ffd
commit f92a18f527
14 changed files with 62 additions and 28 deletions
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16
Makefile.am
View File

@ -87,6 +87,7 @@ interface_DATA = \
dist_systemunit_DATA = \ dist_systemunit_DATA = \
units/emergency.service \ units/emergency.service \
units/basic.target \
units/getty.target \ units/getty.target \
units/halt.target \ units/halt.target \
units/local-fs.target \ units/local-fs.target \
@ -119,7 +120,7 @@ dist_systemunit_DATA = \
units/var-run.mount units/var-run.mount
systemunit_DATA = \ systemunit_DATA = \
units/basic.target \ units/sysinit.target \
units/getty@.service \ units/getty@.service \
units/graphical.target \ units/graphical.target \
units/multi-user.target \ units/multi-user.target \
@ -135,7 +136,7 @@ sessionunit_DATA = \
units/session/exit.service units/session/exit.service
EXTRA_DIST = \ EXTRA_DIST = \
units/basic.target.m4 \ units/sysinit.target.m4 \
units/getty@.service.m4 \ units/getty@.service.m4 \
units/graphical.target.m4 \ units/graphical.target.m4 \
units/multi-user.target.m4 \ units/multi-user.target.m4 \
@ -398,7 +399,7 @@ CLEANFILES = \
units/systemd-initctl.service \ units/systemd-initctl.service \
units/systemd-logger.service \ units/systemd-logger.service \
units/syslog.target \ units/syslog.target \
units/basic.target \ units/sysinit.target \
units/getty@.service \ units/getty@.service \
units/graphical.target \ units/graphical.target \
units/multi-user.target \ units/multi-user.target \
@ -470,7 +471,7 @@ install-data-hook:
$(DESTDIR)$(systemunitdir) \ $(DESTDIR)$(systemunitdir) \
$(DESTDIR)$(sessionunitdir) \ $(DESTDIR)$(sessionunitdir) \
$(DESTDIR)$(systemunitdir)/sockets.target.wants \ $(DESTDIR)$(systemunitdir)/sockets.target.wants \
$(DESTDIR)$(systemunitdir)/basic.target.wants \ $(DESTDIR)$(systemunitdir)/sysinit.target.wants \
$(DESTDIR)$(pkgsysconfdir)/system \ $(DESTDIR)$(pkgsysconfdir)/system \
$(DESTDIR)$(pkgsysconfdir)/system/getty.target.wants \ $(DESTDIR)$(pkgsysconfdir)/system/getty.target.wants \
$(DESTDIR)$(pkgsysconfdir)/system/multi-user.target.wants \ $(DESTDIR)$(pkgsysconfdir)/system/multi-user.target.wants \
@ -516,9 +517,10 @@ install-data-hook:
$(LN_S) $(systemunitdir)/getty@.service getty@tty5.service && \ $(LN_S) $(systemunitdir)/getty@.service getty@tty5.service && \
$(LN_S) $(systemunitdir)/getty@.service getty@tty6.service ) $(LN_S) $(systemunitdir)/getty@.service getty@tty6.service )
( cd $(DESTDIR)$(pkgsysconfdir)/system/multi-user.target.wants && \ ( cd $(DESTDIR)$(pkgsysconfdir)/system/multi-user.target.wants && \
rm -f getty.target && \ rm -f getty.target remote-fs.target && \
$(LN_S) $(systemunitdir)/getty.target getty.target ) $(LN_S) $(systemunitdir)/getty.target getty.target && \
( cd $(DESTDIR)$(systemunitdir)/basic.target.wants && \ $(LN_S) $(systemunitdir)/remote-fs.target remote-fs.target )
( cd $(DESTDIR)$(systemunitdir)/sysinit.target.wants && \
rm -f dev-hugepages.automount \ rm -f dev-hugepages.automount \
dev-mqueue.automount \ dev-mqueue.automount \
proc-sys-fs-binfmt_misc.automount \ proc-sys-fs-binfmt_misc.automount \

37
man/systemd.special.xml.in
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@ -80,6 +80,7 @@
<filename>sigpwr.target</filename>, <filename>sigpwr.target</filename>,
<filename>sockets.target</filename>, <filename>sockets.target</filename>,
<filename>swap.target</filename>, <filename>swap.target</filename>,
<filename>sysinit.target</filename>,
<filename>syslog.target</filename>, <filename>syslog.target</filename>,
<filename>@SPECIAL_SYSLOG_SERVICE@</filename>, <filename>@SPECIAL_SYSLOG_SERVICE@</filename>,
<filename>systemd-initctl.service</filename>, <filename>systemd-initctl.service</filename>,
@ -111,16 +112,15 @@
target unit to all SysV target unit to all SysV
service units configured for service units configured for
runlevel 1 to 5.</para> runlevel 1 to 5.</para>
<para>systemd automatically <para>Usually this should pull
adds dependencies of the types in all sockets, mount points,
Wants and After for all swap devices and other basic
SysV service units configured initialization necessary for
for runlevels that are not 0 the general purpose
to 6 to this target unit. daemons. Most normal daemon
This covers the special should have dependencies of
boot-up runlevels some type After and Requires on
distributions have, such as S this unit.</para>
or b.</para>
</listitem> </listitem>
</varlistentry> </varlistentry>
<varlistentry> <varlistentry>
@ -586,6 +586,23 @@
service).</para> service).</para>
</listitem> </listitem>
</varlistentry> </varlistentry>
<varlistentry>
<term><filename>sysinit.target</filename></term>
<listitem>
<para>A special target unit
covering early boot-up scripts.</para>
<para>systemd automatically
adds dependencies of the types
Wants and After for all
SysV service units configured
for runlevels that are not 0
to 6 to this target unit.
This covers the special
boot-up runlevels some
distributions have, such as S
or b.</para>
</listitem>
</varlistentry>
<varlistentry> <varlistentry>
<term><filename>@SPECIAL_SYSLOG_SERVICE@</filename></term> <term><filename>@SPECIAL_SYSLOG_SERVICE@</filename></term>
<listitem> <listitem>

1
src/manager.h
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@ -108,6 +108,7 @@ struct Watch {
#define SPECIAL_DISPLAY_MANAGER_SERVICE "display-manager.service" /* Debian's $x-display-manager */ #define SPECIAL_DISPLAY_MANAGER_SERVICE "display-manager.service" /* Debian's $x-display-manager */
#define SPECIAL_MAIL_TRANSFER_AGENT_TARGET "mail-transfer-agent.target" /* Debian's $mail-{transport|transfer-agent */ #define SPECIAL_MAIL_TRANSFER_AGENT_TARGET "mail-transfer-agent.target" /* Debian's $mail-{transport|transfer-agent */
#define SPECIAL_BASIC_TARGET "basic.target" #define SPECIAL_BASIC_TARGET "basic.target"
#define SPECIAL_SYSINIT_TARGET "sysinit.target"
#define SPECIAL_RESCUE_TARGET "rescue.target" #define SPECIAL_RESCUE_TARGET "rescue.target"
#define SPECIAL_EXIT_SERVICE "exit.service" #define SPECIAL_EXIT_SERVICE "exit.service"

4
src/service.c
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@ -58,10 +58,10 @@ static const struct {
{ "rc6.d", SPECIAL_RUNLEVEL6_TARGET, RUNLEVEL_DOWN }, { "rc6.d", SPECIAL_RUNLEVEL6_TARGET, RUNLEVEL_DOWN },
/* SUSE style boot.d */ /* SUSE style boot.d */
{ "boot.d", SPECIAL_BASIC_TARGET, RUNLEVEL_BASIC }, { "boot.d", SPECIAL_SYSINIT_TARGET, RUNLEVEL_BASIC },
/* Debian style rcS.d */ /* Debian style rcS.d */
{ "rcS.d", SPECIAL_BASIC_TARGET, RUNLEVEL_BASIC }, { "rcS.d", SPECIAL_SYSINIT_TARGET, RUNLEVEL_BASIC },
}; };
#define RUNLEVELS_UP "12345" #define RUNLEVELS_UP "12345"

2
units/.gitignore vendored
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@ -1,7 +1,7 @@
systemd-initctl.service systemd-initctl.service
systemd-logger.service systemd-logger.service
syslog.target syslog.target
basic.target sysinit.target
graphical.target graphical.target
multi-user.target multi-user.target
getty@.service getty@.service

14
units/basic.target Normal file
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@ -0,0 +1,14 @@
# This file is part of systemd.
#
# systemd is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
# See systemd.special(7) for details
[Unit]
Description=Basic System
Requires=sysinit.target local-fs.target swap.target sockets.target
After=sysinit.target local-fs.target swap.target sockets.target
OnlyByDependency=yes

2
units/dev-hugepages.automount
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@ -7,7 +7,7 @@
[Unit] [Unit]
Description=Huge Pages File System Automount Point Description=Huge Pages File System Automount Point
Before=basic.target Before=sysinit.target
[Automount] [Automount]
Where=/dev/hugepages Where=/dev/hugepages

2
units/dev-mqueue.automount
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@ -7,7 +7,7 @@
[Unit] [Unit]
Description=POSIX Message Queue File System Automount Point Description=POSIX Message Queue File System Automount Point
Before=basic.target Before=sysinit.target
[Automount] [Automount]
Where=/dev/mqueue Where=/dev/mqueue

2
units/proc-sys-fs-binfmt_misc.automount
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@ -7,7 +7,7 @@
[Unit] [Unit]
Description=Arbitrary Executable File Formats File System Automount Point Description=Arbitrary Executable File Formats File System Automount Point
Before=basic.target Before=sysinit.target
[Automount] [Automount]
Where=/proc/sys/fs/binfmt_misc Where=/proc/sys/fs/binfmt_misc

2
units/sys-kernel-debug.automount
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@ -7,7 +7,7 @@
[Unit] [Unit]
Description=Debug File System Automount Point Description=Debug File System Automount Point
Before=basic.target Before=sysinit.target
[Automount] [Automount]
Where=/sys/kernel/debug Where=/sys/kernel/debug

2
units/sys-kernel-security.automount
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@ -7,7 +7,7 @@
[Unit] [Unit]
Description=Security File System Automount Point Description=Security File System Automount Point
Before=basic.target Before=sysinit.target
[Automount] [Automount]
Where=/sys/kernel/security Where=/sys/kernel/security

4
units/basic.target.m4 → units/sysinit.target.m4
View File

@ -8,9 +8,7 @@
# See systemd.special(7) for details # See systemd.special(7) for details
[Unit] [Unit]
Description=Basic System Description=Systemd Initialization
Requires=local-fs.target swap.target sockets.target
After=local-fs.target swap.target sockets.target
Conflicts=emergency.service Conflicts=emergency.service
OnlyByDependency=yes OnlyByDependency=yes
m4_dnl m4_dnl

1
units/systemd-initctl.socket
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@ -9,6 +9,7 @@
[Unit] [Unit]
Description=systemd /dev/initctl Compatibility Socket Description=systemd /dev/initctl Compatibility Socket
After=sysinit.target
[Socket] [Socket]
ListenFIFO=/dev/initctl ListenFIFO=/dev/initctl

1
units/systemd-logger.socket
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@ -9,6 +9,7 @@
[Unit] [Unit]
Description=systemd Logging Socket Description=systemd Logging Socket
After=sysinit.target
[Socket] [Socket]
ListenStream=@/org/freedesktop/systemd1/logger ListenStream=@/org/freedesktop/systemd1/logger