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/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
/***
This file is part of systemd.
Copyright 2010 Lennart Poettering
systemd is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
systemd is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <sys/mount.h>
#include <linux/fs.h>
#include "namespace.h"
#include "log.h"
int main(int argc, char *argv[]) {
const char * const writable[] = {
"/home",
NULL
};
const char * const readable[] = {
"/",
"/usr",
"/boot",
NULL
};
const char * const inaccessible[] = {
"/home/lennart/projects",
NULL
};
int r;
if ((r = setup_namespace((char**) writable, (char**) readable, (char**) inaccessible, true, MS_SHARED)) < 0) {
log_error("Failed to setup namespace: %s", strerror(-r));
return 1;
}
execl("/bin/sh", "/bin/sh", NULL);
log_error("execl(): %m");
return 1;
}