src/tests/getkeys.c

   1 /* liblxcapi
   2  *
   3  * Copyright © 2012 Serge Hallyn <serge.hallyn@ubuntu.com>.
   4  * Copyright © 2012 Canonical Ltd.
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License version 2, as
   8  * published by the Free Software Foundation.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License along
  16  * with this program; if not, write to the Free Software Foundation, Inc.,
  17  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  18  */
  19 #include <lxc/lxccontainer.h>
  20
  21 #include <unistd.h>
  22 #include <signal.h>
  23 #include <stdio.h>
  24 #include <sys/types.h>
  25 #include <sys/wait.h>
  26 #include <stdlib.h>
  27 #include <errno.h>
  28 #include <lxc/state.h>
  29
  30 #define MYNAME "lxctest1"
  31
  32 int main(int argc, char *argv[])
  33 {
  34         struct lxc_container *c;
  35         int len, ret;
  36         char v3[2048];
  37
  38         if ((c = lxc_container_new(MYNAME, NULL)) == NULL) {
  39                 fprintf(stderr, "%d: error opening lxc_container %s\n", __LINE__, MYNAME);
  40                 ret = 1;
  41                 goto out;
  42         }
  43
  44         c->set_config_item(c, "lxc.network.type", "veth");
  45
  46         len = c->get_keys(c, NULL, NULL, 0);
  47         if (len < 0) {
  48                 fprintf(stderr, "%d: failed to get length of all keys (%d)\n", __LINE__, len);
  49                 ret = 1;
  50                 goto out;
  51         }
  52         ret = c->get_keys(c, NULL, v3, len+1);
  53         if (ret != len) {
  54                 fprintf(stderr, "%d: failed to get keys (%d)\n", __LINE__, ret);
  55                 ret = 1;
  56                 goto out;
  57         }
  58         printf("get_keys returned %d\n%s", ret, v3);
  59
  60         ret = c->get_keys(c, "lxc.network.0", v3, 2000);
  61         if (ret < 0) {
  62                 fprintf(stderr, "%d: failed to get nic 0 keys(%d)\n", __LINE__, ret);
  63                 ret = 1;
  64                 goto out;
  65         }
  66         printf("get_keys for nic 1 returned %d\n%s", ret, v3);
  67         ret = 0;
  68
  69 out:
  70         lxc_container_put(c);
  71         exit(ret);
  72 }