/* SPDX-License-Identifier: LGPL-2.1+ */
/***
- This file is part of systemd.
-
- Copyright 2013 Zbigniew Jędrzejewski-Szmek
-
- systemd is free software; you can redistribute it and/or modify it
- under the terms of the GNU Lesser General Public License as published by
- the Free Software Foundation; either version 2.1 of the License, or
- (at your option) any later version.
-
- systemd is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public License
- along with systemd; If not, see <http://www.gnu.org/licenses/>.
+ Copyright © 2013 Zbigniew Jędrzejewski-Szmek
***/
#include "alloc-util.h"
#include "special.h"
#include "stat-util.h"
#include "string-util.h"
+#include "strv.h"
#include "test-helper.h"
#include "user-util.h"
#include "util.h"
static void test_slice_to_path_one(const char *unit, const char *path, int error) {
_cleanup_free_ char *ret = NULL;
+ int r;
+
+ log_info("unit: %s", unit);
- assert_se(cg_slice_to_path(unit, &ret) == error);
+ r = cg_slice_to_path(unit, &ret);
+ log_info("actual: %s / %d", strnull(ret), r);
+ log_info("expect: %s / %d", strnull(path), error);
+ assert_se(r == error);
assert_se(streq_ptr(ret, path));
}
static void test_slice_to_path(void) {
-
test_slice_to_path_one("foobar.slice", "foobar.slice", 0);
test_slice_to_path_one("foobar-waldo.slice", "foobar.slice/foobar-waldo.slice", 0);
test_slice_to_path_one("foobar-waldo.service", NULL, -EINVAL);
test_slice_to_path_one("foo.slice/foo--bar.slice", NULL, -EINVAL);
test_slice_to_path_one("a-b.slice", "a.slice/a-b.slice", 0);
test_slice_to_path_one("a-b-c-d-e.slice", "a.slice/a-b.slice/a-b-c.slice/a-b-c-d.slice/a-b-c-d-e.slice", 0);
+
+ test_slice_to_path_one("foobar@.slice", NULL, -EINVAL);
+ test_slice_to_path_one("foobar@waldo.slice", NULL, -EINVAL);
+ test_slice_to_path_one("foobar@waldo.service", NULL, -EINVAL);
+ test_slice_to_path_one("-foo@-.slice", NULL, -EINVAL);
+ test_slice_to_path_one("-foo@.slice", NULL, -EINVAL);
+ test_slice_to_path_one("foo@-.slice", NULL, -EINVAL);
+ test_slice_to_path_one("foo@@bar.slice", NULL, -EINVAL);
+ test_slice_to_path_one("foo.slice/foo@@bar.slice", NULL, -EINVAL);
}
static void test_shift_path_one(const char *raw, const char *root, const char *shifted) {
assert_se(!systemd);
}
+static void test_cg_get_keyed_attribute(void) {
+ _cleanup_free_ char *val = NULL;
+ char *vals3[3] = {}, *vals3a[3] = {};
+ int i, r;
+
+ r = cg_get_keyed_attribute("cpu", "/init.scope", "no_such_file", STRV_MAKE("no_such_attr"), &val);
+ if (r == -ENOMEDIUM) {
+ log_info_errno(r, "Skipping most of %s, /sys/fs/cgroup not accessible: %m", __func__);
+ return;
+ }
+
+ assert_se(r == -ENOENT);
+ assert_se(val == NULL);
+
+ if (access("/sys/fs/cgroup/init.scope/cpu.stat", R_OK) < 0) {
+ log_info_errno(errno, "Skipping most of %s, /init.scope/cpu.stat not accessible: %m", __func__);
+ return;
+ }
+
+ assert_se(cg_get_keyed_attribute("cpu", "/init.scope", "cpu.stat", STRV_MAKE("no_such_attr"), &val) == -ENXIO);
+ assert_se(val == NULL);
+
+ assert_se(cg_get_keyed_attribute("cpu", "/init.scope", "cpu.stat", STRV_MAKE("usage_usec"), &val) == 0);
+ log_info("cpu /init.scope cpu.stat [usage_usec] → \"%s\"", val);
+
+ assert_se(cg_get_keyed_attribute("cpu", "/init.scope", "cpu.stat", STRV_MAKE("usage_usec", "no_such_attr"), vals3) == -ENXIO);
+
+ assert_se(cg_get_keyed_attribute("cpu", "/init.scope", "cpu.stat", STRV_MAKE("usage_usec", "usage_usec"), vals3) == -ENXIO);
+
+ assert_se(cg_get_keyed_attribute("cpu", "/init.scope", "cpu.stat",
+ STRV_MAKE("usage_usec", "user_usec", "system_usec"), vals3) == 0);
+ log_info("cpu /init.scope cpu.stat [usage_usec user_usec system_usec] → \"%s\", \"%s\", \"%s\"",
+ vals3[0], vals3[1], vals3[2]);
+
+ assert_se(cg_get_keyed_attribute("cpu", "/init.scope", "cpu.stat",
+ STRV_MAKE("system_usec", "user_usec", "usage_usec"), vals3a) == 0);
+ log_info("cpu /init.scope cpu.stat [system_usec user_usec usage_usec] → \"%s\", \"%s\", \"%s\"",
+ vals3a[0], vals3a[1], vals3a[2]);
+
+ for (i = 0; i < 3; i++) {
+ free(vals3[i]);
+ free(vals3a[i]);
+ }
+}
+
int main(void) {
log_set_max_level(LOG_DEBUG);
log_parse_environment();
test_is_wanted_print(false); /* run twice to test caching */
test_is_wanted();
test_cg_tests();
+ test_cg_get_keyed_attribute();
return 0;
}