src/test/test-selinux.c

   1 /* SPDX-License-Identifier: LGPL-2.1+ */
   2
   3 #include <sys/stat.h>
   4
   5 #include "alloc-util.h"
   6 #include "fd-util.h"
   7 #include "log.h"
   8 #include "selinux-util.h"
   9 #include "string-util.h"
  10 #include "tests.h"
  11 #include "time-util.h"
  12 #include "util.h"
  13
  14 static void test_testing(void) {
  15         bool b;
  16
  17         log_info("============ %s ==========", __func__);
  18
  19         b = mac_selinux_use();
  20         log_info("mac_selinux_use → %s", yes_no(b));
  21
  22         b = mac_selinux_use();
  23         log_info("mac_selinux_use → %s", yes_no(b));
  24
  25         mac_selinux_retest();
  26
  27         b = mac_selinux_use();
  28         log_info("mac_selinux_use → %s", yes_no(b));
  29
  30         b = mac_selinux_use();
  31         log_info("mac_selinux_use → %s", yes_no(b));
  32 }
  33
  34 static void test_loading(void) {
  35         usec_t n1, n2;
  36         int r;
  37
  38         log_info("============ %s ==========", __func__);
  39
  40         n1 = now(CLOCK_MONOTONIC);
  41         r = mac_selinux_init();
  42         n2 = now(CLOCK_MONOTONIC);
  43         log_info_errno(r, "mac_selinux_init → %d %.2fs (%m)", r, (n2 - n1)/1e6);
  44 }
  45
  46 static void test_cleanup(void) {
  47         usec_t n1, n2;
  48
  49         log_info("============ %s ==========", __func__);
  50
  51         n1 = now(CLOCK_MONOTONIC);
  52         mac_selinux_finish();
  53         n2 = now(CLOCK_MONOTONIC);
  54         log_info("mac_selinux_finish → %.2fs", (n2 - n1)/1e6);
  55 }
  56
  57 static void test_misc(const char* fname) {
  58         _cleanup_(mac_selinux_freep) char *label = NULL, *label2 = NULL, *label3 = NULL;
  59         int r;
  60         _cleanup_close_ int fd = -1;
  61
  62         log_info("============ %s ==========", __func__);
  63
  64         r = mac_selinux_get_our_label(&label);
  65         log_info_errno(r, "mac_selinux_get_our_label → %d, \"%s\" (%m)",
  66                        r, strnull(label));
  67
  68         r = mac_selinux_get_create_label_from_exe(fname, &label2);
  69         log_info_errno(r, "mac_selinux_create_label_from_exe → %d, \"%s\" (%m)",
  70                        r, strnull(label2));
  71
  72         fd = socket(AF_INET, SOCK_DGRAM, 0);
  73         assert_se(fd >= 0);
  74
  75         r = mac_selinux_get_child_mls_label(fd, fname, label2, &label3);
  76         log_info_errno(r, "mac_selinux_get_child_mls_label → %d, \"%s\" (%m)",
  77                        r, strnull(label3));
  78 }
  79
  80 static void test_create_file_prepare(const char* fname) {
  81         int r;
  82
  83         log_info("============ %s ==========", __func__);
  84
  85         r = mac_selinux_create_file_prepare(fname, S_IRWXU);
  86         log_info_errno(r, "mac_selinux_create_file_prepare → %d (%m)", r);
  87
  88         mac_selinux_create_file_clear();
  89 }
  90
  91 int main(int argc, char **argv) {
  92         const char *path = SYSTEMD_BINARY_PATH;
  93         if (argc >= 2)
  94                 path = argv[1];
  95
  96         test_setup_logging(LOG_DEBUG);
  97
  98         test_testing();
  99         test_loading();
 100         test_misc(path);
 101         test_create_file_prepare(path);
 102         test_cleanup();
 103
 104         return 0;
 105 }