1.\" 2.\" Copyright (c) 2003 Mike Barcroft <mike@FreeBSD.org> 3.\" All rights reserved. 4.\" 5.\" Redistribution and use in source and binary forms, with or without 6.\" modification, are permitted provided that the following conditions 7.\" are met: 8.\" 1. Redistributions of source code must retain the above copyright 9.\" notice, this list of conditions and the following disclaimer. 10.\" 2. Redistributions in binary form must reproduce the above copyright 11.\" notice, this list of conditions and the following disclaimer in the 12.\" documentation and/or other materials provided with the distribution. 13.\" 14.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24.\" SUCH DAMAGE. 25.\" 26.\" $FreeBSD$ 27.\" 28.Dd April 19, 2006 29.Dt JEXEC 8 30.Os 31.Sh NAME 32.Nm jexec 33.Nd "execute a command inside an existing jail" 34.Sh SYNOPSIS 35.Nm 36.Op Fl u Ar username | Fl U Ar username 37.Ar jid command ... 38.Sh DESCRIPTION 39The 40.Nm 41utility executes 42.Ar command 43inside the jail identified by 44.Ar jid . 45.Pp 46The following options are available: 47.Bl -tag -width indent 48.It Fl u Ar username 49The user name from host environment as whom the 50.Ar command 51should run. 52.It Fl U Ar username 53The user name from jailed environment as whom the 54.Ar command 55should run. 56.El 57.Sh SEE ALSO 58.Xr jail_attach 2 , 59.Xr jail 8 , 60.Xr jls 8 61.Sh HISTORY 62The 63.Nm 64utility was added in 65.Fx 5.1 . 66