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/* SPDX-License-Identifier: LGPL-2.1+ */
/***
Copyright © 2012 Holger Hans Peter Freyther
***/
#include <sched.h>
#include "all-units.h"
#include "macro.h"
#include "manager.h"
#include "rm-rf.h"
#include "test-helper.h"
#include "tests.h"
int main(int argc, char *argv[]) {
_cleanup_(rm_rf_physical_and_freep) char *runtime_dir = NULL;
_cleanup_(manager_freep) Manager *m = NULL;
Unit *idle_ok, *idle_bad, *rr_ok, *rr_bad, *rr_sched;
Service *ser;
int r;
r = enter_cgroup_subroot();
if (r == -ENOMEDIUM) {
log_notice_errno(r, "Skipping test: cgroupfs not available");
return EXIT_TEST_SKIP;
}
/* prepare the test */
assert_se(set_unit_path(get_testdata_dir("")) >= 0);
assert_se(runtime_dir = setup_fake_runtime_dir());
r = manager_new(UNIT_FILE_USER, MANAGER_TEST_RUN_BASIC, &m);
if (MANAGER_SKIP_TEST(r)) {
log_notice_errno(r, "Skipping test: manager_new: %m");
return EXIT_TEST_SKIP;
}
assert_se(r >= 0);
assert_se(manager_startup(m, NULL, NULL) >= 0);
/* load idle ok */
assert_se(manager_load_startable_unit_or_warn(m, "sched_idle_ok.service", NULL, &idle_ok) >= 0);
ser = SERVICE(idle_ok);
assert_se(ser->exec_context.cpu_sched_policy == SCHED_OTHER);
assert_se(ser->exec_context.cpu_sched_priority == 0);
/*
* load idle bad. This should print a warning but we have no way to look at it.
*/
assert_se(manager_load_startable_unit_or_warn(m, "sched_idle_bad.service", NULL, &idle_bad) >= 0);
ser = SERVICE(idle_ok);
assert_se(ser->exec_context.cpu_sched_policy == SCHED_OTHER);
assert_se(ser->exec_context.cpu_sched_priority == 0);
/*
* load rr ok.
* Test that the default priority is moving from 0 to 1.
*/
assert_se(manager_load_startable_unit_or_warn(m, "sched_rr_ok.service", NULL, &rr_ok) >= 0);
ser = SERVICE(rr_ok);
assert_se(ser->exec_context.cpu_sched_policy == SCHED_RR);
assert_se(ser->exec_context.cpu_sched_priority == 1);
/*
* load rr bad.
* Test that the value of 0 and 100 is ignored.
*/
assert_se(manager_load_startable_unit_or_warn(m, "sched_rr_bad.service", NULL, &rr_bad) >= 0);
ser = SERVICE(rr_bad);
assert_se(ser->exec_context.cpu_sched_policy == SCHED_RR);
assert_se(ser->exec_context.cpu_sched_priority == 1);
/*
* load rr change.
* Test that anything between 1 and 99 can be set.
*/
assert_se(manager_load_startable_unit_or_warn(m, "sched_rr_change.service", NULL, &rr_sched) >= 0);
ser = SERVICE(rr_sched);
assert_se(ser->exec_context.cpu_sched_policy == SCHED_RR);
assert_se(ser->exec_context.cpu_sched_priority == 99);
return EXIT_SUCCESS;
}
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