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/* SPDX-License-Identifier: LGPL-2.1+ */
#include <stdbool.h>
#include <stdio.h>
#include <sys/stat.h>
#include <sys/types.h>
#include "alloc-util.h"
#include "all-units.h"
#include "fd-util.h"
#include "fs-util.h"
#include "macro.h"
#include "manager.h"
#include "mkdir.h"
#include "path-util.h"
#include "rm-rf.h"
#include "string-util.h"
#include "strv.h"
#include "test-helper.h"
#include "tests.h"
#include "unit.h"
#include "util.h"
typedef void (*test_function_t)(Manager *m);
static int setup_test(Manager **m) {
char **tests_path = STRV_MAKE("exists", "existsglobFOOBAR", "changed", "modified", "unit",
"directorynotempty", "makedirectory");
char **test_path;
Manager *tmp = NULL;
int r;
assert_se(m);
r = enter_cgroup_subroot();
if (r == -ENOMEDIUM)
return log_tests_skipped("cgroupfs not available");
r = manager_new(UNIT_FILE_USER, MANAGER_TEST_RUN_BASIC, &tmp);
if (manager_errno_skip_test(r))
return log_tests_skipped_errno(r, "manager_new");
assert_se(r >= 0);
assert_se(manager_startup(tmp, NULL, NULL) >= 0);
STRV_FOREACH(test_path, tests_path) {
_cleanup_free_ char *p = NULL;
p = strjoin("/tmp/test-path_", *test_path);
assert_se(p);
(void) rm_rf(p, REMOVE_ROOT|REMOVE_PHYSICAL);
}
*m = tmp;
return 0;
}
static void shutdown_test(Manager *m) {
assert_se(m);
manager_free(m);
}
static void check_stop_unlink(Manager *m, Unit *unit, const char *test_path, const char *service_name) {
_cleanup_free_ char *tmp = NULL;
Unit *service_unit = NULL;
Service *service = NULL;
usec_t ts;
usec_t timeout = 2 * USEC_PER_SEC;
assert_se(m);
assert_se(unit);
assert_se(test_path);
if (!service_name) {
assert_se(tmp = strreplace(unit->id, ".path", ".service"));
service_unit = manager_get_unit(m, tmp);
} else
service_unit = manager_get_unit(m, service_name);
assert_se(service_unit);
service = SERVICE(service_unit);
ts = now(CLOCK_MONOTONIC);
/* We process events until the service related to the path has been successfully started */
while (service->result != SERVICE_SUCCESS || service->state != SERVICE_START) {
usec_t n;
int r;
r = sd_event_run(m->event, 100 * USEC_PER_MSEC);
assert_se(r >= 0);
printf("%s: state = %s; result = %s \n",
service_unit->id,
service_state_to_string(service->state),
service_result_to_string(service->result));
/* But we timeout if the service has not been started in the allocated time */
n = now(CLOCK_MONOTONIC);
if (ts + timeout < n) {
log_error("Test timeout when testing %s", unit->id);
exit(EXIT_FAILURE);
}
}
assert_se(unit_stop(unit) >= 0);
(void) rm_rf(test_path, REMOVE_ROOT|REMOVE_PHYSICAL);
}
static void test_path_exists(Manager *m) {
const char *test_path = "/tmp/test-path_exists";
Unit *unit = NULL;
assert_se(m);
assert_se(manager_load_startable_unit_or_warn(m, "path-exists.path", NULL, &unit) >= 0);
assert_se(unit_start(unit) >= 0);
assert_se(touch(test_path) >= 0);
check_stop_unlink(m, unit, test_path, NULL);
}
static void test_path_existsglob(Manager *m) {
const char *test_path = "/tmp/test-path_existsglobFOOBAR";
Unit *unit = NULL;
assert_se(m);
assert_se(manager_load_startable_unit_or_warn(m, "path-existsglob.path", NULL, &unit) >= 0);
assert_se(unit_start(unit) >= 0);
assert_se(touch(test_path) >= 0);
check_stop_unlink(m, unit, test_path, NULL);
}
static void test_path_changed(Manager *m) {
const char *test_path = "/tmp/test-path_changed";
FILE *f;
Unit *unit = NULL;
assert_se(m);
assert_se(touch(test_path) >= 0);
assert_se(manager_load_startable_unit_or_warn(m, "path-changed.path", NULL, &unit) >= 0);
assert_se(unit_start(unit) >= 0);
f = fopen(test_path, "w");
assert_se(f);
fclose(f);
check_stop_unlink(m, unit, test_path, NULL);
}
static void test_path_modified(Manager *m) {
_cleanup_fclose_ FILE *f = NULL;
const char *test_path = "/tmp/test-path_modified";
Unit *unit = NULL;
assert_se(m);
assert_se(touch(test_path) >= 0);
assert_se(manager_load_startable_unit_or_warn(m, "path-modified.path", NULL, &unit) >= 0);
assert_se(unit_start(unit) >= 0);
f = fopen(test_path, "w");
assert_se(f);
fputs("test", f);
check_stop_unlink(m, unit, test_path, NULL);
}
static void test_path_unit(Manager *m) {
const char *test_path = "/tmp/test-path_unit";
Unit *unit = NULL;
assert_se(m);
assert_se(manager_load_startable_unit_or_warn(m, "path-unit.path", NULL, &unit) >= 0);
assert_se(unit_start(unit) >= 0);
assert_se(touch(test_path) >= 0);
check_stop_unlink(m, unit, test_path, "path-mycustomunit.service");
}
static void test_path_directorynotempty(Manager *m) {
const char *test_path = "/tmp/test-path_directorynotempty/";
Unit *unit = NULL;
assert_se(m);
assert_se(access(test_path, F_OK) < 0);
assert_se(manager_load_startable_unit_or_warn(m, "path-directorynotempty.path", NULL, &unit) >= 0);
assert_se(unit_start(unit) >= 0);
/* MakeDirectory default to no */
assert_se(access(test_path, F_OK) < 0);
assert_se(mkdir_p(test_path, 0755) >= 0);
assert_se(touch(strjoina(test_path, "test_file")) >= 0);
check_stop_unlink(m, unit, test_path, NULL);
}
static void test_path_makedirectory_directorymode(Manager *m) {
const char *test_path = "/tmp/test-path_makedirectory/";
Unit *unit = NULL;
struct stat s;
assert_se(m);
assert_se(access(test_path, F_OK) < 0);
assert_se(manager_load_startable_unit_or_warn(m, "path-makedirectory.path", NULL, &unit) >= 0);
assert_se(unit_start(unit) >= 0);
/* Check if the directory has been created */
assert_se(access(test_path, F_OK) >= 0);
/* Check the mode we specified with DirectoryMode=0744 */
assert_se(stat(test_path, &s) >= 0);
assert_se((s.st_mode & S_IRWXU) == 0700);
assert_se((s.st_mode & S_IRWXG) == 0040);
assert_se((s.st_mode & S_IRWXO) == 0004);
assert_se(unit_stop(unit) >= 0);
(void) rm_rf(test_path, REMOVE_ROOT|REMOVE_PHYSICAL);
}
int main(int argc, char *argv[]) {
static const test_function_t tests[] = {
test_path_exists,
test_path_existsglob,
test_path_changed,
test_path_modified,
test_path_unit,
test_path_directorynotempty,
test_path_makedirectory_directorymode,
NULL,
};
_cleanup_(rm_rf_physical_and_freep) char *runtime_dir = NULL;
_cleanup_free_ char *test_path = NULL;
const test_function_t *test = NULL;
Manager *m = NULL;
umask(022);
test_setup_logging(LOG_INFO);
test_path = path_join(get_testdata_dir(), "test-path");
assert_se(set_unit_path(test_path) >= 0);
assert_se(runtime_dir = setup_fake_runtime_dir());
for (test = tests; test && *test; test++) {
int r;
/* We create a clean environment for each test */
r = setup_test(&m);
if (r != 0)
return r;
(*test)(m);
shutdown_test(m);
}
return 0;
}
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