lxc_start.c revision 64870cda2a584784a6bdb75a989c97a2444678c8
/*
* lxc: linux Container library
*
* (C) Copyright IBM Corp. 2007, 2008
*
* Authors:
* Daniel Lezcano <dlezcano at fr.ibm.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <stdio.h>
#include <libgen.h>
#include <unistd.h>
#include <string.h>
#include <termios.h>
#include <errno.h>
#include <sys/param.h>
#include <sys/utsname.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <arpa/inet.h>
#include <netinet/in.h>
#include <net/if.h>
#include <lxc/lxc.h>
void usage(char *cmd)
{
fprintf(stderr, "%s <command>\n", basename(cmd));
fprintf(stderr, "\t -n <name> : name of the container\n");
_exit(1);
}
int main(int argc, char *argv[])
{
char *name = NULL;
char **args;
int opt, err = LXC_ERROR_INTERNAL, nbargs = 0;
struct termios tios;
char *default_args[] = {
"/sbin/init",
'\0',
};
while ((opt = getopt(argc, argv, "n:")) != -1) {
switch (opt) {
case 'n':
name = optarg;
break;
}
nbargs++;
}
if (!argv[optind] || !strlen(argv[optind]))
args = default_args;
else {
args = &argv[optind];
argc -= nbargs;
}
if (!name)
usage(argv[0]);
if (tcgetattr(0, &tios)) {
lxc_log_error("failed to get current terminal settings");
fprintf(stderr, "%s\n", lxc_strerror(err));
return 1;
}
err = lxc_start(name, args);
if (err) {
fprintf(stderr, "%s\n", lxc_strerror(err));
err = 1;
}
if (tcsetattr(0, TCSAFLUSH, &tios))
lxc_log_syserror("failed to restore terminal attributes");
return err;
}