X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=man%2Fsystemd.special.xml;h=8a7242662d7ac6c94958e2266803f05464849b18;hb=e3d84721dc9bcf9008f72dae03ff0f7842d0bb4b;hp=984e998abab7e48ec018c42448cae3a5c9bd6d3e;hpb=6edd7d0a09171ea5ae8e01b7b1cbcb0bdfbfeb16;p=elogind.git
diff --git a/man/systemd.special.xml b/man/systemd.special.xml
index 984e998ab..8a7242662 100644
--- a/man/systemd.special.xml
+++ b/man/systemd.special.xml
@@ -49,31 +49,38 @@
basic.target,
+ bluetooth.target,
ctrl-alt-del.target,
+ cryptsetup.target,
dbus.service,
dbus.socket,
default.target,
display-manager.service,
emergency.target,
- exit.service,
- final.service,
+ exit.target,
+ final.target,
+ getty.target,
graphical.target,
- hibernate.target,
- http-daemon.target,
halt.target,
+ hibernate.target,
+ hybrid-sleep.target,
+ initrd-fs.target,
kbrequest.target,
kexec.target,
local-fs.target,
local-fs-pre.target,
- mail-transfer-agent.target,
multi-user.target,
network.target,
nss-lookup.target,
+ nss-user-lookup.target,
+ paths.target,
poweroff.target,
+ printer.target,
reboot.target,
remote-fs.target,
remote-fs-pre.target,
rescue.target,
+ initrd-root-fs.target,
rpcbind.target,
runlevel2.target,
runlevel3.target,
@@ -82,14 +89,16 @@
shutdown.target,
sigpwr.target,
sleep.target,
+ smartcard.target,
sockets.target,
+ sound.target,
suspend.target,
swap.target,
sysinit.target,
- syslog.service,
syslog.socket,
- syslog.target,
+ system-update.target,
time-sync.target,
+ timers.target,
umount.target
@@ -109,22 +118,39 @@
basic.targetA special target unit
- covering early boot-up.
+ covering basic boot-up.
systemd automatically
adds dependencies of the types
- Requires and After for this
- target unit to all SysV
- service units configured for
- runlevel 1 to 5.
- Usually this should pull-in
- all sockets, mount points,
- swap devices and other basic
+ Requires=
+ and After=
+ for this target unit to all
+ services (except for those
+ with
+ DefaultDependencies=no).
+
+ Usually this should
+ pull-in all mount points, swap
+ devices, sockets, timers, and
+ path units and other basic
initialization necessary for
- the general purpose
- daemons. Most normal daemons
- should have dependencies of
- type After and Requires on
- this unit.
+ general purpose
+ daemons.
+
+
+
+ bluetooth.target
+
+ This target is started
+ automatically as soon as a
+ Bluetooth controller is
+ plugged in or becomes
+ available at boot.
+
+ This may be used to pull
+ in Bluetooth management
+ daemons dynamically when
+ Bluetooth hardware is
+ found.
@@ -139,11 +165,20 @@
reboot.target.
+
+ cryptsetup.target
+
+ A target that pulls in
+ setup services for all
+ encrypted block
+ devices.
+
+ dbus.serviceA special unit for the
- D-Bus system bus. As soon as
+ D-Bus bus daemon. As soon as
this service is fully started
up systemd will connect to it
and register its
@@ -156,7 +191,7 @@
A special unit for the
D-Bus system bus socket. All
units with
- Type=dbus
+ Type=dbus
automatically gain a
dependency on this
unit.
@@ -172,6 +207,7 @@
multi-user.target
or
graphical.target.
+
The default unit systemd
starts at bootup can be
overridden with the
@@ -188,15 +224,6 @@
gdm.service
or a similar display manager
service.
- systemd automatically
- adds dependencies of type
- After for this target unit to
- all SysV init script service
- units with a LSB header
- referring to the
- $x-display-manager
- facility, for compatibility
- with Debian.
@@ -226,6 +253,17 @@
+
+ getty.target
+
+ A special target unit
+ that pulls in statically
+ configured local TTY
+ getty
+ instances.
+
+
+ graphical.target
@@ -235,11 +273,17 @@
multi-user.target.
Units that are needed
- for graphical login shall add
- Wants dependencies for their
- unit to this unit (or
+ for graphical logins shall add
+ Wants=
+ dependencies for their unit to
+ this unit (or
multi-user.target)
- during installation.
+ during installation. This is
+ best configured via
+ WantedBy=graphical.target
+ in the unit's
+ [Install]
+ section.
@@ -252,32 +296,48 @@
- http-daemon.target
+ hybrid-sleep.target
- A target for pulling in
- an HTTP server if there is
- any.
- systemd automatically
- adds dependencies of type
- After for this target unit to
- all SysV init script service
- units with a LSB header
- referring to the
- $httpd
- facility.
+ A special target unit
+ for hibernating and suspending the
+ system at the same time. This pulls in
+ sleep.target.halt.targetA special target unit
- for shutting down and halting the system.
+ for shutting down and halting
+ the system. Note that this
+ target is distinct from
+ poweroff.target
+ in that it generally really
+ just halts the system rather
+ than powering it down.
Applications wanting to
halt the system should start
this unit.
+
+ initrd-fs.target
+
+ systemd-fstab-generator3
+ automatically adds
+ dependencies of type
+ Before= to
+ sysroot-usr.mount
+ and all mount points fround in
+ /etc/fstab
+ that have the
+ and
+
+ mount options set.
+
+
+ kbrequest.target
@@ -303,29 +363,21 @@
local-fs.target
- systemd automatically
+ systemd-fstab-generator3
+ automatically adds
+ dependencies of type
+ Before= to
+ all mount units that refer to
+ local mount points for this
+ target unit. In addition, it
adds dependencies of type
- After to all mount units that
- refer to local mount points
- for this target unit. In
- addition, systemd adds
- dependencies of type Wants to
+ Wants= to
this target unit for those
mounts listed in
/etc/fstab
that have the
- and
-
- mount options set.
-
- systemd automatically
- adds dependencies of type
- After for this target unit to
- all SysV init script service
- units with an LSB header
- referring to the
- $local_fs
- facility.
+ mount
+ option set.
@@ -340,29 +392,6 @@
all local mounts.
-
- mail-transfer-agent.target
-
- The mail transfer agent
- (MTA) service. Usually this
- should pull-in all units
- necessary for
- sending/receiving mails on the
- local host.
-
- systemd automatically
- adds dependencies of type
- After for this target unit to
- all SysV init script service
- units with an LSB header
- referring to the
- $mail-transfer-agent
- or
- $mail-transport-agent
- facilities, for compatibility
- with Debian.
-
- multi-user.target
@@ -374,9 +403,15 @@
Units that are needed
for a multi-user system shall
- add Wants dependencies to
- this unit for their unit during
- installation.
+ add Wants=
+ dependencies for their unit to
+ this unit during
+ installation. This is best
+ configured via
+ WantedBy=multi-uer.target
+ in the unit's
+ [Install]
+ section.
@@ -384,12 +419,22 @@
systemd automatically
adds dependencies of type
- After for this target unit to
- all SysV init script service
- units with an LSB header
- referring to the
+ After= for
+ this target unit to all SysV
+ init script service units with
+ an LSB header referring to the
$network
facility.
+
+ This unit is supposed to
+ indicate when the network is
+ "up", but it is only very
+ loosely defined what that is
+ supposed to mean. Also see Running
+ Services After the Network is
+ up for more
+ information.
@@ -405,7 +450,8 @@
nss-user-lookup.target
should be used. systemd
automatically adds
- dependencies of type After for
+ dependencies of type
+ After= for
this target unit to all SysV
init script service units with
an LSB header referring to the
@@ -427,6 +473,29 @@
should be used.
+
+ paths.target
+
+ A special target unit
+ that sets up all path units
+ (see
+ systemd.path5
+ for details) that shall be
+ active after boot.
+
+ It is recommended that
+ path units installed by
+ applications get pulled in via
+ Wants=
+ dependencies from this
+ unit. This is best configured
+ via a
+ WantedBy=paths.target
+ in the path unit's
+ [Install]
+ section.
+
+ poweroff.target
@@ -442,6 +511,22 @@
unit, for compatibility with SysV.
+
+ printer.target
+
+ This target is started
+ automatically as soon as a
+ printer is plugged in or
+ becomes available at
+ boot.
+
+ This may be used to pull
+ in printer management
+ daemons dynamically when
+ printer hardware is
+ found.
+
+ reboot.target
@@ -467,10 +552,10 @@
systemd automatically
adds dependencies of type
- After for this target unit to
- all SysV init script service
- units with an LSB header
- referring to the
+ After= for
+ this target unit to all SysV
+ init script service units with
+ an LSB header referring to the
$remote_fs
facility.
@@ -499,71 +584,50 @@
unit, for compatibility with SysV.
+
+ initrd-root-fs.target
+
+ systemd-fstab-generator3
+ automatically adds
+ dependencies of type
+ Before= to
+ the
+ sysroot.mount
+ unit, which is generated from
+ the kernel command line.
+
+
+ rpcbind.targetsystemd automatically
adds dependencies of type
- After for this target unit to
- all SysV init script service
- units with an LSB header
- referring to the
- $rpcbind
+ After= for
+ this target unit to all SysV
+ init script service units with
+ an LSB header referring to the
+ $portmap
facility.runlevel2.target
-
- This is a target that is
- called whenever the SysV
- compatibility code asks for
- runlevel 2. It is a good idea
- to make this an alias for
- (i.e. symlink to)
- multi-user.target.
-
-
- runlevel3.target
-
- This is a target that is
- called whenever the SysV
- compatibility code asks for
- runlevel 3. It is a good idea
- to make this an alias for
- (i.e. symlink to)
- multi-user.target
- or
- graphical.target.
-
-
- runlevel4.target
-
- This is a target that is
- called whenever the SysV
- compatibility code asks for
- runlevel 4. It is a good idea
- to make this an alias for
- (i.e. symlink to)
- multi-user.target
- or
- graphical.target.
-
-
- runlevel5.target
- This is a target that is
- called whenever the SysV
+ These are targets that
+ are called whenever the SysV
compatibility code asks for
- runlevel 5. It is a good idea
- to make this an alias for
+ runlevel 2, 3, 4, 5,
+ respectively. It is a good
+ idea to make this an alias for
(i.e. symlink to)
multi-user.target
- or
- graphical.target.
+ (for runlevel 2) or
+ graphical.target
+ (the others).
@@ -575,20 +639,12 @@
Services that shall be
terminated on system shutdown
- shall add Conflicts
+ shall add Conflicts=
dependencies to this unit for
their service unit, which is
implicitly done when
DefaultDependencies=yes
is set (the default).
-
- systemd automatically
- adds dependencies of type
- Conflicts to this target unit
- for all SysV init script
- service units that shall be
- terminated in SysV runlevels 0
- or 6.
@@ -607,26 +663,67 @@
A special target unit
that is pulled in by
- suspend.target
- and
+ suspend.target,
hibernate.target
+ and
+ hybrid-sleep.target
and may be used to hook units
into the sleep state
logic.
+
+ smartcard.target
+
+ This target is started
+ automatically as soon as a
+ smartcard controller is
+ plugged in or becomes
+ available at boot.
+
+ This may be used to pull
+ in printer management
+ daemons dynamically when
+ smartcard hardware is
+ found.
+
+ sockets.targetA special target unit
- that sets up all service
- sockets.
+ that sets up all socket
+ units.(see
+ systemd.socket5
+ for details) that shall be
+ active after boot.
Services that can be
socket-activated shall add
- Wants dependencies to this
- unit for their socket unit
- during installation.
+ Wants=
+ dependencies to this unit for
+ their socket unit during
+ installation. This is best
+ configured via a
+ WantedBy=sockets.target
+ in the socket unit's
+ [Install]
+ section.
+
+
+
+ sound.target
+
+ This target is started
+ automatically as soon as a
+ sound card is plugged in or
+ becomes available at
+ boot.
+
+ This may be used to pull
+ in audio management daemons
+ dynamically when printer
+ hardware is found.
@@ -652,51 +749,39 @@
A special target unit
covering early boot-up scripts.
- 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.
-
-
-
- syslog.service
-
- The syslog service if
- any. Implementations should
- create a symlink from the
- actual syslog implementation
- to this generic name for
- activating it.syslog.socket
- The socket unit where
+ The socket unit
syslog implementations should
listen on. All userspace log
messages will be made
- available on this
- socket.
+ available on this socket. For
+ more information about syslog
+ integration, please consult
+ the Syslog
+ Interface
+ document.
- syslog.target
+ system-update.target
- systemd automatically
- adds dependencies of type
- After for this target unit to
- all SysV init script service
- units with an LSB header
- referring to the
- $syslog
- facility.
+ A special target unit
+ that is used for off-line
+ system updates.
+ systemd-system-update-generator8
+ will redirect the boot process
+ to this target if
+ /system-update
+ exists. For more information
+ see the System
+ Updates
+ Specification.
@@ -704,14 +789,37 @@
systemd automatically
adds dependencies of type
- After for this target unit to
- all SysV init script service
- units with an LSB header
- referring to the
+ After= for
+ this target unit to all SysV
+ init script service units with
+ an LSB header referring to the
$time
facility.
+
+ timers.target
+
+ A special target unit
+ that sets up all timer
+ units (see
+ systemd.timer5
+ for details) that shall be
+ active after boot.
+
+ It is recommended that
+ timer units installed by
+ applications get pulled in via
+ Wants=
+ dependencies from this
+ unit. This is best configured
+ via
+ WantedBy=timers.target
+ in the timer unit's
+ [Install]
+ section.
+
+ umount.target
@@ -730,6 +838,7 @@
is set (the default).
+
@@ -748,7 +857,7 @@
- exit.service
+ exit.targetA special service unit
for shutting down the
@@ -780,7 +889,9 @@
systemd.unit5,
systemd.service5,
systemd.socket5,
- systemd.target5
+ systemd.target5,
+ bootup7,
+ systemd-fstab-generator8