src/test/test-cgroup.c

   1 /* SPDX-License-Identifier: LGPL-2.1+ */
   2
   3 #include <unistd.h>
   4
   5 #include "cgroup-setup.h"
   6 #include "cgroup-util.h"
   7 #include "path-util.h"
   8 #include "process-util.h"
   9 #include "string-util.h"
  10 #include "util.h"
  11
  12 int main(int argc, char *argv[]) {
  13         char *path;
  14         char *c, *p;
  15
  16         assert_se(cg_create(SYSTEMD_CGROUP_CONTROLLER, "/test-a") == 0);
  17         assert_se(cg_create(SYSTEMD_CGROUP_CONTROLLER, "/test-a") == 0);
  18         assert_se(cg_create(SYSTEMD_CGROUP_CONTROLLER, "/test-b") == 0);
  19         assert_se(cg_create(SYSTEMD_CGROUP_CONTROLLER, "/test-b/test-c") == 0);
  20         assert_se(cg_create_and_attach(SYSTEMD_CGROUP_CONTROLLER, "/test-b", 0) == 0);
  21
  22         assert_se(cg_pid_get_path(SYSTEMD_CGROUP_CONTROLLER, getpid_cached(), &path) == 0);
  23         assert_se(streq(path, "/test-b"));
  24         free(path);
  25
  26         assert_se(cg_attach(SYSTEMD_CGROUP_CONTROLLER, "/test-a", 0) == 0);
  27
  28         assert_se(cg_pid_get_path(SYSTEMD_CGROUP_CONTROLLER, getpid_cached(), &path) == 0);
  29         assert_se(path_equal(path, "/test-a"));
  30         free(path);
  31
  32         assert_se(cg_create_and_attach(SYSTEMD_CGROUP_CONTROLLER, "/test-b/test-d", 0) == 0);
  33
  34         assert_se(cg_pid_get_path(SYSTEMD_CGROUP_CONTROLLER, getpid_cached(), &path) == 0);
  35         assert_se(path_equal(path, "/test-b/test-d"));
  36         free(path);
  37
  38         assert_se(cg_get_path(SYSTEMD_CGROUP_CONTROLLER, "/test-b/test-d", NULL, &path) == 0);
  39         assert_se(path_equal(path, "/sys/fs/cgroup/systemd/test-b/test-d"));
  40         free(path);
  41
  42         assert_se(cg_is_empty(SYSTEMD_CGROUP_CONTROLLER, "/test-a") > 0);
  43         assert_se(cg_is_empty(SYSTEMD_CGROUP_CONTROLLER, "/test-b") > 0);
  44         assert_se(cg_is_empty_recursive(SYSTEMD_CGROUP_CONTROLLER, "/test-a") > 0);
  45         assert_se(cg_is_empty_recursive(SYSTEMD_CGROUP_CONTROLLER, "/test-b") == 0);
  46
  47         assert_se(cg_kill_recursive(SYSTEMD_CGROUP_CONTROLLER, "/test-a", 0, 0, NULL, NULL, NULL) == 0);
  48         assert_se(cg_kill_recursive(SYSTEMD_CGROUP_CONTROLLER, "/test-b", 0, 0, NULL, NULL, NULL) > 0);
  49
  50         assert_se(cg_migrate_recursive(SYSTEMD_CGROUP_CONTROLLER, "/test-b", SYSTEMD_CGROUP_CONTROLLER, "/test-a", 0) > 0);
  51
  52         assert_se(cg_is_empty_recursive(SYSTEMD_CGROUP_CONTROLLER, "/test-a") == 0);
  53         assert_se(cg_is_empty_recursive(SYSTEMD_CGROUP_CONTROLLER, "/test-b") > 0);
  54
  55         assert_se(cg_kill_recursive(SYSTEMD_CGROUP_CONTROLLER, "/test-a", 0, 0, NULL, NULL, NULL) > 0);
  56         assert_se(cg_kill_recursive(SYSTEMD_CGROUP_CONTROLLER, "/test-b", 0, 0, NULL, NULL, NULL) == 0);
  57
  58         cg_trim(SYSTEMD_CGROUP_CONTROLLER, "/", false);
  59
  60         assert_se(cg_rmdir(SYSTEMD_CGROUP_CONTROLLER, "/test-b") < 0);
  61         assert_se(cg_rmdir(SYSTEMD_CGROUP_CONTROLLER, "/test-a") >= 0);
  62
  63         assert_se(cg_split_spec("foobar:/", &c, &p) == 0);
  64         assert_se(streq(c, "foobar"));
  65         assert_se(streq(p, "/"));
  66         free(c);
  67         free(p);
  68
  69         assert_se(cg_split_spec("foobar:", &c, &p) < 0);
  70         assert_se(cg_split_spec("foobar:asdfd", &c, &p) < 0);
  71         assert_se(cg_split_spec(":///", &c, &p) < 0);
  72         assert_se(cg_split_spec(":", &c, &p) < 0);
  73         assert_se(cg_split_spec("", &c, &p) < 0);
  74         assert_se(cg_split_spec("fo/obar:/", &c, &p) < 0);
  75
  76         assert_se(cg_split_spec("/", &c, &p) >= 0);
  77         assert_se(c == NULL);
  78         assert_se(streq(p, "/"));
  79         free(p);
  80
  81         assert_se(cg_split_spec("foo", &c, &p) >= 0);
  82         assert_se(streq(c, "foo"));
  83         assert_se(p == NULL);
  84         free(c);
  85
  86         return 0;
  87 }