src/tests/destroytest.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
  29 #define MYNAME "lxctest1"
  30
  31 static int create_container(void)
  32 {
  33         int status, ret;
  34         pid_t pid = fork();
  35
  36         if (pid < 0) {
  37                 perror("fork");
  38                 return -1;
  39         }
  40         if (pid == 0) {
  41                 ret = execlp("lxc-create", "lxc-create", "-t", "busybox", "-n", MYNAME, NULL);
  42                 // Should not return
  43                 perror("execl");
  44                 exit(1);
  45         }
  46 again:
  47         ret = waitpid(pid, &status, 0);
  48         if (ret == -1) {
  49                 if (errno == EINTR)
  50                         goto again;
  51                 perror("waitpid");
  52                 return -1;
  53         }
  54         if (ret != pid)
  55                 goto again;
  56         if (!WIFEXITED(status))  { // did not exit normally
  57                 fprintf(stderr, "%d: lxc-create exited abnormally\n", __LINE__);
  58                 return -1;
  59         }
  60         return WEXITSTATUS(status);
  61 }
  62
  63 int main(int argc, char *argv[])
  64 {
  65         struct lxc_container *c;
  66         int ret = 1;
  67
  68         if ((c = lxc_container_new(MYNAME, NULL)) == NULL) {
  69                 fprintf(stderr, "%d: error opening lxc_container %s\n", __LINE__, MYNAME);
  70                 ret = 1;
  71                 goto out;
  72         }
  73
  74         if (c->is_defined(c)) {
  75                 fprintf(stderr, "%d: %s thought it was defined\n", __LINE__, MYNAME);
  76                 goto out;
  77         }
  78
  79         if (create_container()) {
  80                 fprintf(stderr, "%d: failed to create a container\n", __LINE__);
  81                 goto out;
  82         }
  83
  84         if (!c->is_defined(c)) {
  85                 fprintf(stderr, "%d: %s thought it was not defined\n", __LINE__, MYNAME);
  86                 goto out;
  87         }
  88
  89         if (!c->destroy(c)) {
  90                 fprintf(stderr, "%d: error deleting %s\n", __LINE__, MYNAME);
  91                 goto out;
  92         }
  93
  94         if (c->is_defined(c)) {
  95                 fprintf(stderr, "%d: %s thought it was defined\n", __LINE__, MYNAME);
  96                 goto out;
  97         }
  98
  99         fprintf(stderr, "all lxc_container tests passed for %s\n", c->name);
 100         ret = 0;
 101 out:
 102         lxc_container_put(c);
 103         exit(ret);
 104 }