xref: /freebsd/usr.sbin/jls/jls.8 (revision 40a8ac8f62b535d30349faf28cf47106b7041b83)
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2.\" Copyright (c) 2003 Mike Barcroft <mike@FreeBSD.org>
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26.\" $FreeBSD$
27.\"
28.Dd July 20, 2012
29.Dt JLS 8
30.Os
31.Sh NAME
32.Nm jls
33.Nd "list jails"
34.Sh SYNOPSIS
35.Nm
36.Op Fl dhNnqsv
37.Op Fl j Ar jail
38.Op Ar parameter ...
39.Sh DESCRIPTION
40The
41.Nm
42utility lists all active jails, or the specified jail.
43Each jail is represented by one row which contains space-separated values of
44the listed
45.Ar parameters ,
46including the pseudo-parameter
47.Va all
48which will show all available jail parameters.
49A list of available parameters can be retrieved via
50.Dq Nm sysctl Fl d Va security.jail.param .
51See
52.Xr jail 8
53for a description of some core parameters.
54.Pp
55If no
56.Ar parameters
57or any of the options
58.Fl hns
59are given, the following four columns will be printed:
60jail identifier (jid), IP address (ip4.addr), hostname (host.hostname),
61and path (path).
62.Pp
63The following options are available:
64.Bl -tag -width indent
65.It Fl d
66List
67.Va dying
68as well as active jails.
69.It Fl h
70Print a header line containing the parameters listed.
71If no parameters are given on the command line,
72.Va all
73is assumed.
74.It Fl N
75In the standard display mode, print each jail's name instead of its
76numeric ID.
77If the jail does not have a name, the numeric ID is printed instead.
78.It Fl n
79Print parameters in
80.Dq name=value
81format, where each parameter is preceded by its name.
82If no parameters are given on the command line,
83.Va all
84is assumed.
85.It Fl q
86Put quotes around parameters if they contain spaces or quotes, or are
87the empty string.
88.It Fl s
89Print parameters suitable for passing to
90.Xr jail 8 ,
91skipping read-only and unused parameters.
92Implies
93.Fl nq .
94.It Fl v
95Print a multiple-line summary per jail, with the following parameters:
96jail identifier (jid), hostname (host.hostname), path (path),
97jail name (name), jail state (dying), cpuset ID (cpuset),
98IP address(es) (ip4.addr and ip6.addr).
99.It Fl j Ar jail
100The jid or name of the
101.Ar jail
102to list.
103Without this option, all active jails will be listed.
104.El
105.Sh SEE ALSO
106.Xr jail_get 2 ,
107.Xr jail 8 ,
108.Xr jexec 8
109.Sh HISTORY
110The
111.Nm
112utility was added in
113.Fx 5.1 .
114Extensible jail parameters were introduced in
115.Fx 8.0 .
116