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127 lines
3.7 KiB
Groff
127 lines
3.7 KiB
Groff
.\"
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.\" Copyright (c) 2003 Mike Barcroft <mike@FreeBSD.org>
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.\" All rights reserved.
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.\"
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.\" Redistribution and use in source and binary forms, with or without
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.\" modification, are permitted provided that the following conditions
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.\" are met:
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.\" 1. Redistributions of source code must retain the above copyright
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.\" notice, this list of conditions and the following disclaimer.
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.\" 2. Redistributions in binary form must reproduce the above copyright
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.\" notice, this list of conditions and the following disclaimer in the
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.\" documentation and/or other materials provided with the distribution.
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.\"
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.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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.\" SUCH DAMAGE.
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.\"
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.Dd July 20, 2012
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.Dt JLS 8
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.Os
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.Sh NAME
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.Nm jls
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.Nd "list jails"
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.Sh SYNOPSIS
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.Nm
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.Op Fl -libxo
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.Op Fl dhNnqsv
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.Op Fl j Ar jail
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.Op Ar parameter ...
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.Sh DESCRIPTION
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The
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.Nm
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utility lists all active jails, or the specified jail.
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Each jail is represented by one row which contains space-separated values of
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the listed
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.Ar parameters ,
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including the pseudo-parameter
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.Va all
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which will show all available jail parameters.
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A list of available parameters can be retrieved via
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.Dq Nm sysctl Fl d Va security.jail.param .
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See
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.Xr jail 8
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for a description of some core parameters.
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.Pp
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If no
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.Ar parameters
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or any of the options
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.Fl hns
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are given, the following four columns will be printed:
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jail identifier (jid), IP address (ip4.addr), hostname (host.hostname),
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and path (path).
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.Pp
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The following options are available:
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.Bl -tag -width indent
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.It Fl -libxo
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Generate output via
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.Xr libxo 3
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in a selection of different human and machine readable formats.
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See
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.Xr xo_parse_args 3
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for details on command line arguments.
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.It Fl d
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List
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.Va dying
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as well as active jails.
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.It Fl h
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Print a header line containing the parameters listed.
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If no parameters are given on the command line,
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.Va all
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is assumed.
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.It Fl N
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In the standard display mode, print each jail's name instead of its
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numeric ID.
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If the jail does not have a name, the numeric ID is printed instead.
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.It Fl n
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Print parameters in
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.Dq name=value
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format, where each parameter is preceded by its name.
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If no parameters are given on the command line,
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.Va all
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is assumed.
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.It Fl q
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Put quotes around parameters if they contain spaces or quotes, or are
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the empty string.
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.It Fl s
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Print parameters suitable for passing to
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.Xr jail 8 ,
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skipping read-only and unused parameters.
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Implies
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.Fl nq .
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.It Fl v
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Extend the standard display with a multiple-line summary per jail,
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containing the following parameters:
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jail identifier (jid), hostname (host.hostname), path (path),
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jail name (name), jail state (dying), cpuset ID (cpuset),
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IP address(es) (ip4.addr and ip6.addr).
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.It Fl j Ar jail
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The jid or name of the
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.Ar jail
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to list.
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Without this option, all active jails will be listed.
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.El
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.Sh SEE ALSO
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.Xr jail_get 2 ,
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.Xr libxo 3 ,
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.Xr xo_parse_args 3 ,
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.Xr jail 8 ,
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.Xr jexec 8
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.Sh HISTORY
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The
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.Nm
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utility was added in
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.Fx 5.1 .
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Extensible jail parameters were introduced in
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.Fx 8.0 .
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libxo support was added in
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.Fx 11.0 .
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