From 6067525913c2a13f7785f6d88dc81df85cde5812 Mon Sep 17 00:00:00 2001 From: mike Date: Wed, 9 Apr 2003 03:04:12 +0000 Subject: o Add jls(8) for listing active jails. o Add jexec(8) to execute a command in an existing jail. o Add -j option for killall(1) to kill all processes in a specified jail. o Add -i option to jail(8) to output jail ID of newly created jail. --- usr.sbin/jexec/Makefile | 7 ++++++ usr.sbin/jexec/jexec.8 | 52 +++++++++++++++++++++++++++++++++++++++++ usr.sbin/jexec/jexec.c | 62 +++++++++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 121 insertions(+) create mode 100644 usr.sbin/jexec/Makefile create mode 100644 usr.sbin/jexec/jexec.8 create mode 100644 usr.sbin/jexec/jexec.c (limited to 'usr.sbin/jexec') diff --git a/usr.sbin/jexec/Makefile b/usr.sbin/jexec/Makefile new file mode 100644 index 0000000..87e9926 --- /dev/null +++ b/usr.sbin/jexec/Makefile @@ -0,0 +1,7 @@ +# $FreeBSD$ + +PROG= jexec +MAN= jexec.8 +WARNS?= 6 + +.include diff --git a/usr.sbin/jexec/jexec.8 b/usr.sbin/jexec/jexec.8 new file mode 100644 index 0000000..bab886c --- /dev/null +++ b/usr.sbin/jexec/jexec.8 @@ -0,0 +1,52 @@ +.\" +.\" Copyright (c) 2003 Mike Barcroft +.\" All rights reserved. +.\" +.\" Redistribution and use in source and binary forms, with or without +.\" modification, are permitted provided that the following conditions +.\" are met: +.\" 1. Redistributions of source code must retain the above copyright +.\" notice, this list of conditions and the following disclaimer. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice, this list of conditions and the following disclaimer in the +.\" documentation and/or other materials provided with the distribution. +.\" +.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND +.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE +.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +.\" SUCH DAMAGE. +.\" +.\" $FreeBSD$ +.\" +.Dd April 8, 2003 +.Dt JEXEC 8 +.Os +.Sh NAME +.Nm jexec +.Nd "excute a command inside an existing jail" +.Sh SYNOPSIS +.Nm +.Ar jid command ... +.Sh DESCRIPTION +The +.Nm +utility excutes +.Ar command +inside the jail identified by, +.Ar jid. +.Sh SEE ALSO +.Xr jail_attach 2 , +.Xr jail 8 , +.Xr jls 8 +.Sh HISTORY +The +.Nm +utility was added in +.Fx 5.1 . diff --git a/usr.sbin/jexec/jexec.c b/usr.sbin/jexec/jexec.c new file mode 100644 index 0000000..90f117e --- /dev/null +++ b/usr.sbin/jexec/jexec.c @@ -0,0 +1,62 @@ +/*- + * Copyright (c) 2003 Mike Barcroft + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * $FreeBSD$ + */ + +#include +#include + +#include +#include +#include +#include + +static void usage(void); + +int +main(int argc, char *argv[]) +{ + int jid; + + if (argc < 3) + usage(); + jid = (int)strtol(argv[1], NULL, 10); + if (jail_attach(jid) == -1) + err(1, "jail_attach(): %d", jid); + if (chdir("/") == -1) + err(1, "chdir(): /"); + if (execv(argv[2], argv + 2) == -1) + err(1, "execv(): %s", argv[2]); + exit(0); +} + +static void +usage(void) +{ + + fprintf(stderr, "usage: jexec jid command [...]\n"); + exit(1); +} -- cgit v1.1