src/test/test-local-addresses.c

   1 /* SPDX-License-Identifier: LGPL-2.1-or-later */
   2
   3 #include <stdio.h>
   4
   5 #include "af-list.h"
   6 #include "alloc-util.h"
   7 #include "in-addr-util.h"
   8 #include "local-addresses.h"
   9 #include "tests.h"
  10
  11 static void print_local_addresses(struct local_address *a, unsigned n) {
  12         unsigned i;
  13
  14         for (i = 0; i < n; i++) {
  15                 _cleanup_free_ char *b = NULL;
  16
  17                 assert_se(in_addr_to_string(a[i].family, &a[i].address, &b) >= 0);
  18                 log_debug("%s if%i scope=%i metric=%u address=%s", af_to_name(a[i].family), a[i].ifindex, a[i].scope, a[i].metric, b);
  19         }
  20 }
  21
  22 TEST(local_addresses) {
  23         struct local_address *a = NULL;
  24         int n, n_ipv4, n_ipv6;
  25
  26         n = local_addresses(NULL, 0, AF_INET, &a);
  27         assert_se(n >= 0);
  28         log_debug("/* Local Addresses(ifindex:0, AF_INET) */");
  29         print_local_addresses(a, (unsigned) n);
  30         a = mfree(a);
  31         n_ipv4 = n;
  32
  33         n = local_addresses(NULL, 0, AF_INET6, &a);
  34         assert_se(n >= 0);
  35         log_debug("/* Local Addresses(ifindex:0, AF_INET6) */");
  36         print_local_addresses(a, (unsigned) n);
  37         a = mfree(a);
  38         n_ipv6 = n;
  39
  40         n = local_addresses(NULL, 0, AF_UNSPEC, &a);
  41         assert_se(n >= 0);
  42         log_debug("/* Local Addresses(ifindex:0, AF_UNSPEC) */");
  43         print_local_addresses(a, (unsigned) n);
  44         a = mfree(a);
  45         assert_se(n == n_ipv4 + n_ipv6);
  46
  47         n = local_addresses(NULL, 1, AF_INET, &a);
  48         assert_se(n >= 0);
  49         log_debug("/* Local Addresses(ifindex:1, AF_INET) */");
  50         print_local_addresses(a, (unsigned) n);
  51         a = mfree(a);
  52         n_ipv4 = n;
  53
  54         n = local_addresses(NULL, 1, AF_INET6, &a);
  55         assert_se(n >= 0);
  56         log_debug("/* Local Addresses(ifindex:1, AF_INET6) */");
  57         print_local_addresses(a, (unsigned) n);
  58         a = mfree(a);
  59         n_ipv6 = n;
  60
  61         n = local_addresses(NULL, 1, AF_UNSPEC, &a);
  62         assert_se(n >= 0);
  63         log_debug("/* Local Addresses(ifindex:1, AF_UNSPEC) */");
  64         print_local_addresses(a, (unsigned) n);
  65         a = mfree(a);
  66         assert_se(n == n_ipv4 + n_ipv6);
  67
  68         n = local_gateways(NULL, 0, AF_UNSPEC, &a);
  69         assert_se(n >= 0);
  70         log_debug("/* Local Gateways */");
  71         print_local_addresses(a, (unsigned) n);
  72         a = mfree(a);
  73
  74         n = local_outbounds(NULL, 0, AF_UNSPEC, &a);
  75         assert_se(n >= 0);
  76         log_debug("/* Local Outbounds */");
  77         print_local_addresses(a, (unsigned) n);
  78         free(a);
  79 }
  80
  81 DEFINE_TEST_MAIN(LOG_DEBUG);