src/tests/config_jump_table.c

   1 /* liblxcapi
   2  *
   3  * Copyright © 2017 Christian Brauner <christian.brauner@ubuntu.com>.
   4  * Copyright © 2017 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 <stdlib.h>
  25 #include <string.h>
  26 #include <sys/types.h>
  27 #include <sys/wait.h>
  28 #include <stdlib.h>
  29 #include <errno.h>
  30 #include <string.h>
  31
  32 #include "confile.h"
  33 #include "lxc/state.h"
  34 #include "lxctest.h"
  35
  36 int main(int argc, char *argv[])
  37 {
  38         int fulllen = 0, inlen = 0, ret = EXIT_FAILURE;
  39         char *key, *keys, *saveptr = NULL;
  40
  41         fulllen = lxc_listconfigs(NULL, inlen);
  42
  43         keys = malloc(sizeof(char) * fulllen + 1);
  44         if (!keys) {
  45                 lxc_error("%s\n", "failed to allocate memory");
  46                 exit(ret);
  47         }
  48
  49         if (lxc_listconfigs(keys, fulllen) != fulllen) {
  50                 lxc_error("%s\n", "failed to retrieve configuration keys");
  51                 goto on_error;
  52         }
  53
  54         for (key = strtok_r(keys, "\n", &saveptr); key != NULL;
  55              key = strtok_r(NULL, "\n", &saveptr)) {
  56                 struct lxc_config_t *config;
  57                 config = lxc_getconfig(key);
  58                 if (!config) {
  59                         lxc_error("configuration key \"%s\" not implemented in "
  60                                   "jump table",
  61                                   key);
  62                         goto on_error;
  63                 }
  64
  65                 if (!config->set) {
  66                         lxc_error("configuration key \"%s\" has no set method "
  67                                   "in jump table",
  68                                   key);
  69                         goto on_error;
  70                 }
  71
  72                 if (!config->get) {
  73                         lxc_error("configuration key \"%s\" has no get method "
  74                                   "in jump table",
  75                                   key);
  76                         goto on_error;
  77                 }
  78
  79                 if (!config->clr) {
  80                         lxc_error("configuration key \"%s\" has no clr (clear) "
  81                                   "method in jump table",
  82                                   key);
  83                         goto on_error;
  84                 }
  85         }
  86
  87         ret = EXIT_SUCCESS;
  88
  89 on_error:
  90         free(keys);
  91
  92         exit(ret);
  93
  94 }