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service(1): Improve manual page

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* Sort options..
* Fix some typos.
* Use one Bd macro for code blocks instead of a bunch of Dl macros.
* Improve formatting.
* Clarify 'jail' argument

PR:		228552
Submitted by:	0mp
MFC After:	3 weeks
This commit is contained in:
Eitan Adler 2018-06-01 04:14:16 +00:00
parent 8ec6562b6d
commit 91339aaf7b
1 changed files with 39 additions and 24 deletions
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63
usr.sbin/service/service.8
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@ -24,7 +24,7 @@
.\"
.\" $FreeBSD$
.\"
.Dd January 15, 2018
.Dd May 31, 2018
.Dt SERVICE 8
.Os
.Sh NAME
@ -32,19 +32,24 @@
.Nd "control (start/stop/etc.) or list system services"
.Sh SYNOPSIS
.Nm
.Op Fl j Ao jail name or id Ac
.Op Fl j Ar jail
.Fl e
.Nm
.Op Fl j Ao jail name or id Ac
.Op Fl j Ar jail
.Fl R
.Nm
.Op Fl j Ao jail name or id Ac
.Op Fl j Ar jail
.Op Fl v
.Fl l | r
.Fl l
.Nm
.Op Fl j Ao jail name or id Ac
.Op Fl j Ar jail
.Op Fl v
.Ar <rc.d script> start|stop|etc.
.Fl r
.Nm
.Op Fl j Ar jail
.Op Fl v
.Ar script
.Ar command
.Sh DESCRIPTION
The
.Nm
@ -52,14 +57,16 @@ command is an easy interface to the rc.d system.
Its primary purpose is to start and stop services provided
by the rc.d scripts.
When used for this purpose it will set the same restricted
environment that is in use at boot time (see below).
environment that is in use at boot time
.Po
see
.Sx ENVIRONMENT
.Pc .
It can also be used to list
the scripts using various criteria.
.Pp
The options are as follows:
.Bl -tag -width F1
.It Fl j Ao jail name or id Ac
Perform the given actions under the named jail.
.It Fl e
List services that are enabled.
The list of scripts to check is compiled using
@ -70,8 +77,11 @@ then that list of scripts is checked for an
.Qq rcvar
assignment.
If present the script is checked to see if it is enabled.
.It Fl R
Restart all enabled local services.
.It Fl j Ar jail
Perform the given actions under the named jail.
The
.Ar jail
argument can be either a jail ID or a jail name.
.It Fl l
List all files in
.Pa /etc/rc.d
@ -88,8 +98,10 @@ Generate the
as in
.Fl e
above, but list all of the files, not just what is enabled.
.It Fl R
Restart all enabled local services.
.It Fl v
Be slightly more verbose
Be slightly more verbose.
.El
.Sh ENVIRONMENT
When used to run rc.d scripts the
@ -111,21 +123,24 @@ at boot time.
The following are examples of typical usage of the
.Nm
command:
.Pp
.Dl "service named status"
.Dl "service -j dns named status"
.Dl "service -rv"
.Bd -literal -offset -ident
service named status
service -j dns named status
service -rv
.Ed
.Pp
The following programmable completion entry can be use in
.Xr bash 1
for the names of the rc.d scripts:
.Dl "_service () {"
.Dl " local cur"
.Dl " cur=${COMP_WORDS[COMP_CWORD]}"
.Dl " COMPREPLY=( $( compgen -W '$( service -l )' -- $cur ) )"
.Dl " return 0"
.Dl "}"
.Dl "complete -F _service service"
.Bd -literal -offset -ident
_service () {
local cur
cur=${COMP_WORDS[COMP_CWORD]}
COMPREPLY=( $( compgen -W '$( service -l )' -- $cur ) )
return 0
}
complete -F _service service
.Ed
.Sh SEE ALSO
.Xr bash 1 Pq Pa ports/shells/bash ,
.Xr rc.conf 5 ,