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
  20 #include "config.h"
  21
  22 #include <lxc/lxccontainer.h>
  23
  24 #include <unistd.h>
  25 #include <signal.h>
  26 #include <stdio.h>
  27 #include <stdlib.h>
  28 #include <string.h>
  29 #include <sys/types.h>
  30 #include <sys/wait.h>
  31 #include <stdlib.h>
  32 #include <errno.h>
  33 #include <string.h>
  34
  35 #include "confile.h"
  36 #include "state.h"
  37 #include "lxctest.h"
  38
  39 int main(int argc, char *argv[])
  40 {
  41         int fulllen = 0, inlen = 0, ret = EXIT_FAILURE;
  42         char *key, *keys, *saveptr = NULL;
  43
  44         fulllen = lxc_list_config_items(NULL, inlen);
  45
  46         keys = malloc(sizeof(char) * fulllen + 1);
  47         if (!keys) {
  48                 lxc_error("%s\n", "failed to allocate memory");
  49                 exit(ret);
  50         }
  51
  52         if (lxc_list_config_items(keys, fulllen) != fulllen) {
  53                 lxc_error("%s\n", "failed to retrieve configuration keys");
  54                 goto on_error;
  55         }
  56
  57         for (key = strtok_r(keys, "\n", &saveptr); key != NULL;
  58              key = strtok_r(NULL, "\n", &saveptr)) {
  59                 struct lxc_config_t *config;
  60
  61                 config = lxc_get_config(key);
  62                 if (!config) {
  63                         lxc_error("configuration key \"%s\" not implemented in "
  64                                   "jump table",
  65                                   key);
  66                         goto on_error;
  67                 }
  68
  69                 if (!config->set) {
  70                         lxc_error("configuration key \"%s\" has no set method "
  71                                   "in jump table",
  72                                   key);
  73                         goto on_error;
  74                 }
  75
  76                 if (!config->get) {
  77                         lxc_error("configuration key \"%s\" has no get method "
  78                                   "in jump table",
  79                                   key);
  80                         goto on_error;
  81                 }
  82
  83                 if (!config->clr) {
  84                         lxc_error("configuration key \"%s\" has no clr (clear) "
  85                                   "method in jump table",
  86                                   key);
  87                         goto on_error;
  88                 }
  89         }
  90
  91         ret = EXIT_SUCCESS;
  92
  93 on_error:
  94         free(keys);
  95
  96         exit(ret);
  97 }