1ebf5d9bcSMike Barcroft /*- 2ebf5d9bcSMike Barcroft * Copyright (c) 2003 Mike Barcroft <mike@FreeBSD.org> 3ebf5d9bcSMike Barcroft * All rights reserved. 4ebf5d9bcSMike Barcroft * 5ebf5d9bcSMike Barcroft * Redistribution and use in source and binary forms, with or without 6ebf5d9bcSMike Barcroft * modification, are permitted provided that the following conditions 7ebf5d9bcSMike Barcroft * are met: 8ebf5d9bcSMike Barcroft * 1. Redistributions of source code must retain the above copyright 9ebf5d9bcSMike Barcroft * notice, this list of conditions and the following disclaimer. 10ebf5d9bcSMike Barcroft * 2. Redistributions in binary form must reproduce the above copyright 11ebf5d9bcSMike Barcroft * notice, this list of conditions and the following disclaimer in the 12ebf5d9bcSMike Barcroft * documentation and/or other materials provided with the distribution. 13ebf5d9bcSMike Barcroft * 14ebf5d9bcSMike Barcroft * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15ebf5d9bcSMike Barcroft * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16ebf5d9bcSMike Barcroft * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17ebf5d9bcSMike Barcroft * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18ebf5d9bcSMike Barcroft * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19ebf5d9bcSMike Barcroft * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20ebf5d9bcSMike Barcroft * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21ebf5d9bcSMike Barcroft * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22ebf5d9bcSMike Barcroft * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23ebf5d9bcSMike Barcroft * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24ebf5d9bcSMike Barcroft * SUCH DAMAGE. 25ebf5d9bcSMike Barcroft * 26ebf5d9bcSMike Barcroft * $FreeBSD$ 27ebf5d9bcSMike Barcroft */ 28ebf5d9bcSMike Barcroft 29ebf5d9bcSMike Barcroft #include <sys/param.h> 30ebf5d9bcSMike Barcroft #include <sys/jail.h> 31ebf5d9bcSMike Barcroft 32ebf5d9bcSMike Barcroft #include <err.h> 33ebf5d9bcSMike Barcroft #include <stdio.h> 34ebf5d9bcSMike Barcroft #include <stdlib.h> 35ebf5d9bcSMike Barcroft #include <unistd.h> 36ebf5d9bcSMike Barcroft 37ebf5d9bcSMike Barcroft static void usage(void); 38ebf5d9bcSMike Barcroft 39ebf5d9bcSMike Barcroft int 40ebf5d9bcSMike Barcroft main(int argc, char *argv[]) 41ebf5d9bcSMike Barcroft { 42ebf5d9bcSMike Barcroft int jid; 43ebf5d9bcSMike Barcroft 44ebf5d9bcSMike Barcroft if (argc < 3) 45ebf5d9bcSMike Barcroft usage(); 46ebf5d9bcSMike Barcroft jid = (int)strtol(argv[1], NULL, 10); 47ebf5d9bcSMike Barcroft if (jail_attach(jid) == -1) 48ebf5d9bcSMike Barcroft err(1, "jail_attach(): %d", jid); 49ebf5d9bcSMike Barcroft if (chdir("/") == -1) 50ebf5d9bcSMike Barcroft err(1, "chdir(): /"); 51ebf5d9bcSMike Barcroft if (execv(argv[2], argv + 2) == -1) 52ebf5d9bcSMike Barcroft err(1, "execv(): %s", argv[2]); 53ebf5d9bcSMike Barcroft exit(0); 54ebf5d9bcSMike Barcroft } 55ebf5d9bcSMike Barcroft 56ebf5d9bcSMike Barcroft static void 57ebf5d9bcSMike Barcroft usage(void) 58ebf5d9bcSMike Barcroft { 59ebf5d9bcSMike Barcroft 60ebf5d9bcSMike Barcroft fprintf(stderr, "usage: jexec jid command [...]\n"); 61ebf5d9bcSMike Barcroft exit(1); 62ebf5d9bcSMike Barcroft } 63