src/test/test-hostname-util.c

   1 /* SPDX-License-Identifier: LGPL-2.1-or-later */
   2
   3 #include <unistd.h>
   4
   5 #include "alloc-util.h"
   6 #include "fileio.h"
   7 #include "hostname-util.h"
   8 #include "string-util.h"
   9 #include "tests.h"
  10 #include "tmpfile-util.h"
  11
  12 TEST(hostname_is_valid) {
  13         assert_se(hostname_is_valid("foobar", 0));
  14         assert_se(hostname_is_valid("foobar.com", 0));
  15         assert_se(!hostname_is_valid("foobar.com.", 0));
  16         assert_se(hostname_is_valid("fooBAR", 0));
  17         assert_se(hostname_is_valid("fooBAR.com", 0));
  18         assert_se(!hostname_is_valid("fooBAR.", 0));
  19         assert_se(!hostname_is_valid("fooBAR.com.", 0));
  20         assert_se(!hostname_is_valid("fööbar", 0));
  21         assert_se(!hostname_is_valid("", 0));
  22         assert_se(!hostname_is_valid(".", 0));
  23         assert_se(!hostname_is_valid("..", 0));
  24         assert_se(!hostname_is_valid("foobar.", 0));
  25         assert_se(!hostname_is_valid(".foobar", 0));
  26         assert_se(!hostname_is_valid("foo..bar", 0));
  27         assert_se(!hostname_is_valid("foo.bar..", 0));
  28         assert_se(!hostname_is_valid("xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx", 0));
  29         assert_se(!hostname_is_valid("au-xph5-rvgrdsb5hcxc-47et3a5vvkrc-server-wyoz4elpdpe3.openstack.local", 0));
  30
  31         assert_se(hostname_is_valid("foobar", VALID_HOSTNAME_TRAILING_DOT));
  32         assert_se(hostname_is_valid("foobar.com", VALID_HOSTNAME_TRAILING_DOT));
  33         assert_se(hostname_is_valid("foobar.com.", VALID_HOSTNAME_TRAILING_DOT));
  34         assert_se(hostname_is_valid("fooBAR", VALID_HOSTNAME_TRAILING_DOT));
  35         assert_se(hostname_is_valid("fooBAR.com", VALID_HOSTNAME_TRAILING_DOT));
  36         assert_se(!hostname_is_valid("fooBAR.", VALID_HOSTNAME_TRAILING_DOT));
  37         assert_se(hostname_is_valid("fooBAR.com.", VALID_HOSTNAME_TRAILING_DOT));
  38         assert_se(!hostname_is_valid("fööbar", VALID_HOSTNAME_TRAILING_DOT));
  39         assert_se(!hostname_is_valid("", VALID_HOSTNAME_TRAILING_DOT));
  40         assert_se(!hostname_is_valid(".", VALID_HOSTNAME_TRAILING_DOT));
  41         assert_se(!hostname_is_valid("..", VALID_HOSTNAME_TRAILING_DOT));
  42         assert_se(!hostname_is_valid("foobar.", VALID_HOSTNAME_TRAILING_DOT));
  43         assert_se(!hostname_is_valid(".foobar", VALID_HOSTNAME_TRAILING_DOT));
  44         assert_se(!hostname_is_valid("foo..bar", VALID_HOSTNAME_TRAILING_DOT));
  45         assert_se(!hostname_is_valid("foo.bar..", VALID_HOSTNAME_TRAILING_DOT));
  46         assert_se(!hostname_is_valid("xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx", VALID_HOSTNAME_TRAILING_DOT));
  47 }
  48
  49 TEST(hostname_cleanup) {
  50         char *s;
  51
  52         s = strdupa_safe("foobar");
  53         ASSERT_STREQ(hostname_cleanup(s), "foobar");
  54         s = strdupa_safe("foobar.com");
  55         ASSERT_STREQ(hostname_cleanup(s), "foobar.com");
  56         s = strdupa_safe("foobar.com.");
  57         ASSERT_STREQ(hostname_cleanup(s), "foobar.com");
  58         s = strdupa_safe("foo-bar.-com-.");
  59         ASSERT_STREQ(hostname_cleanup(s), "foo-bar.com");
  60         s = strdupa_safe("foo-bar-.-com-.");
  61         ASSERT_STREQ(hostname_cleanup(s), "foo-bar--com");
  62         s = strdupa_safe("--foo-bar.-com");
  63         ASSERT_STREQ(hostname_cleanup(s), "foo-bar.com");
  64         s = strdupa_safe("fooBAR");
  65         ASSERT_STREQ(hostname_cleanup(s), "fooBAR");
  66         s = strdupa_safe("fooBAR.com");
  67         ASSERT_STREQ(hostname_cleanup(s), "fooBAR.com");
  68         s = strdupa_safe("fooBAR.");
  69         ASSERT_STREQ(hostname_cleanup(s), "fooBAR");
  70         s = strdupa_safe("fooBAR.com.");
  71         ASSERT_STREQ(hostname_cleanup(s), "fooBAR.com");
  72         s = strdupa_safe("fööbar");
  73         ASSERT_STREQ(hostname_cleanup(s), "fbar");
  74         s = strdupa_safe("");
  75         assert_se(isempty(hostname_cleanup(s)));
  76         s = strdupa_safe(".");
  77         assert_se(isempty(hostname_cleanup(s)));
  78         s = strdupa_safe("..");
  79         assert_se(isempty(hostname_cleanup(s)));
  80         s = strdupa_safe("foobar.");
  81         ASSERT_STREQ(hostname_cleanup(s), "foobar");
  82         s = strdupa_safe(".foobar");
  83         ASSERT_STREQ(hostname_cleanup(s), "foobar");
  84         s = strdupa_safe("foo..bar");
  85         ASSERT_STREQ(hostname_cleanup(s), "foo.bar");
  86         s = strdupa_safe("foo.bar..");
  87         ASSERT_STREQ(hostname_cleanup(s), "foo.bar");
  88         s = strdupa_safe("xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx");
  89         ASSERT_STREQ(hostname_cleanup(s), "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx");
  90         s = strdupa_safe("xxxx........xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx");
  91         ASSERT_STREQ(hostname_cleanup(s), "xxxx.xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx");
  92 }
  93
  94 TEST(hostname_malloc) {
  95         _cleanup_free_ char *h = NULL, *l = NULL;
  96
  97         assert_se(h = gethostname_malloc());
  98         log_info("hostname_malloc: \"%s\"", h);
  99
 100         assert_se(l = gethostname_short_malloc());
 101         log_info("hostname_short_malloc: \"%s\"", l);
 102 }
 103
 104 TEST(default_hostname) {
 105         if (!hostname_is_valid(FALLBACK_HOSTNAME, 0)) {
 106                 log_error("Configured fallback hostname \"%s\" is not valid.", FALLBACK_HOSTNAME);
 107                 exit(EXIT_FAILURE);
 108         }
 109
 110         _cleanup_free_ char *n = get_default_hostname();
 111         assert_se(n);
 112         log_info("get_default_hostname: \"%s\"", n);
 113         assert_se(hostname_is_valid(n, 0));
 114 }
 115
 116 DEFINE_TEST_MAIN(LOG_DEBUG);