[thirdparty/systemd.git] / src / test / test-path.c

/* 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_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;
}
Commit	Line	Data
53e1b683	1	/* SPDX-License-Identifier: LGPL-2.1+ */
bc999297	2
bc999297	3	#include <stdbool.h>
07630cea	4	#include <stdio.h>
edb3ca0d FB	5	#include <sys/stat.h>
edb3ca0d FB	6	#include <sys/types.h>
bc999297	7
b5efdb8a	8	#include "alloc-util.h"
57b7a260	9	#include "all-units.h"
f4f15635 LP	10	#include "fd-util.h"
f4f15635 LP	11	#include "fs-util.h"
bc999297	12	#include "macro.h"
07630cea	13	#include "manager.h"
bc999297	14	#include "mkdir.h"
55890a40	15	#include "path-util.h"
c6878637	16	#include "rm-rf.h"
07630cea LP	17	#include "string-util.h"
07630cea LP	18	#include "strv.h"
8b3aa503	19	#include "test-helper.h"
d2120590	20	#include "tests.h"
07630cea LP	21	#include "unit.h"
07630cea LP	22	#include "util.h"
bc999297 RC	23
	24	typedef void (test_function_t)(Manager m);
	25
	26	static int setup_test(Manager **m) {
	27	char **tests_path = STRV_MAKE("exists", "existsglobFOOBAR", "changed", "modified", "unit",
	28	"directorynotempty", "makedirectory");
	29	char **test_path;
a7f7d1bd	30	Manager *tmp = NULL;
bc999297 RC	31	int r;
	32
	33	assert_se(m);
	34
651d47d1	35	r = enter_cgroup_subroot();
317bb217 ZJS	36	if (r == -ENOMEDIUM)
317bb217 ZJS	37	return log_tests_skipped("cgroupfs not available");
8c759b33	38
e8112e67	39	r = manager_new(UNIT_FILE_USER, MANAGER_TEST_RUN_BASIC, &tmp);
730d989a ZJS	40	if (MANAGER_SKIP_TEST(r))
730d989a ZJS	41	return log_tests_skipped_errno(r, "manager_new");
bc999297 RC	42	assert_se(r >= 0);
	43	assert_se(manager_startup(tmp, NULL, NULL) >= 0);
	44
	45	STRV_FOREACH(test_path, tests_path) {
c6878637 LP	46	_cleanup_free_ char *p = NULL;
c6878637 LP	47
605405c6	48	p = strjoin("/tmp/test-path_", *test_path);
c6878637 LP	49	assert_se(p);
	50
	51	(void) rm_rf(p, REMOVE_ROOT\|REMOVE_PHYSICAL);
bc999297 RC	52	}
	53
	54	*m = tmp;
	55
	56	return 0;
	57	}
	58
	59	static void shutdown_test(Manager *m) {
	60	assert_se(m);
	61
	62	manager_free(m);
	63	}
	64
	65	static void check_stop_unlink(Manager m, Unit unit, const char test_path, const char service_name) {
	66	_cleanup_free_ char *tmp = NULL;
	67	Unit *service_unit = NULL;
	68	Service *service = NULL;
	69	usec_t ts;
	70	usec_t timeout = 2 * USEC_PER_SEC;
	71
	72	assert_se(m);
	73	assert_se(unit);
	74	assert_se(test_path);
	75
	76	if (!service_name) {
	77	assert_se(tmp = strreplace(unit->id, ".path", ".service"));
	78	service_unit = manager_get_unit(m, tmp);
	79	} else
	80	service_unit = manager_get_unit(m, service_name);
	81	assert_se(service_unit);
	82	service = SERVICE(service_unit);
	83
	84	ts = now(CLOCK_MONOTONIC);
f131770b	85	/* We process events until the service related to the path has been successfully started */
9ed794a3	86	while (service->result != SERVICE_SUCCESS \|\| service->state != SERVICE_START) {
bc999297 RC	87	usec_t n;
	88	int r;
	89
	90	r = sd_event_run(m->event, 100 * USEC_PER_MSEC);
	91	assert_se(r >= 0);
	92
	93	printf("%s: state = %s; result = %s \n",
	94	service_unit->id,
	95	service_state_to_string(service->state),
	96	service_result_to_string(service->result));
	97
bc999297 RC	98	/* But we timeout if the service has not been started in the allocated time */
	99	n = now(CLOCK_MONOTONIC);
	100	if (ts + timeout < n) {
	101	log_error("Test timeout when testing %s", unit->id);
	102	exit(EXIT_FAILURE);
	103	}
	104	}
	105
bd7989a3	106	assert_se(unit_stop(unit) >= 0);
c6878637	107	(void) rm_rf(test_path, REMOVE_ROOT\|REMOVE_PHYSICAL);
bc999297 RC	108	}
	109
	110	static void test_path_exists(Manager *m) {
	111	const char *test_path = "/tmp/test-path_exists";
	112	Unit *unit = NULL;
	113
	114	assert_se(m);
	115
ba412430	116	assert_se(manager_load_startable_unit_or_warn(m, "path-exists.path", NULL, &unit) >= 0);
bd7989a3	117	assert_se(unit_start(unit) >= 0);
bc999297 RC	118
	119	assert_se(touch(test_path) >= 0);
	120
	121	check_stop_unlink(m, unit, test_path, NULL);
	122	}
	123
	124	static void test_path_existsglob(Manager *m) {
	125	const char *test_path = "/tmp/test-path_existsglobFOOBAR";
	126	Unit *unit = NULL;
	127
	128	assert_se(m);
ba412430	129	assert_se(manager_load_startable_unit_or_warn(m, "path-existsglob.path", NULL, &unit) >= 0);
bd7989a3	130	assert_se(unit_start(unit) >= 0);
bc999297 RC	131
	132	assert_se(touch(test_path) >= 0);
	133
	134	check_stop_unlink(m, unit, test_path, NULL);
	135	}
	136
	137	static void test_path_changed(Manager *m) {
	138	const char *test_path = "/tmp/test-path_changed";
	139	FILE *f;
	140	Unit *unit = NULL;
	141
	142	assert_se(m);
	143
	144	assert_se(touch(test_path) >= 0);
	145
ba412430	146	assert_se(manager_load_startable_unit_or_warn(m, "path-changed.path", NULL, &unit) >= 0);
bd7989a3	147	assert_se(unit_start(unit) >= 0);
bc999297 RC	148
	149	f = fopen(test_path, "w");
	150	assert_se(f);
	151	fclose(f);
	152
	153	check_stop_unlink(m, unit, test_path, NULL);
	154	}
	155
	156	static void test_path_modified(Manager *m) {
	157	_cleanup_fclose_ FILE *f = NULL;
	158	const char *test_path = "/tmp/test-path_modified";
	159	Unit *unit = NULL;
	160
	161	assert_se(m);
	162
	163	assert_se(touch(test_path) >= 0);
	164
ba412430	165	assert_se(manager_load_startable_unit_or_warn(m, "path-modified.path", NULL, &unit) >= 0);
bd7989a3	166	assert_se(unit_start(unit) >= 0);
bc999297 RC	167
	168	f = fopen(test_path, "w");
	169	assert_se(f);
	170	fputs("test", f);
	171
	172	check_stop_unlink(m, unit, test_path, NULL);
	173	}
	174
	175	static void test_path_unit(Manager *m) {
	176	const char *test_path = "/tmp/test-path_unit";
	177	Unit *unit = NULL;
	178
	179	assert_se(m);
	180
ba412430	181	assert_se(manager_load_startable_unit_or_warn(m, "path-unit.path", NULL, &unit) >= 0);
bd7989a3	182	assert_se(unit_start(unit) >= 0);
bc999297 RC	183
	184	assert_se(touch(test_path) >= 0);
	185
	186	check_stop_unlink(m, unit, test_path, "path-mycustomunit.service");
	187	}
	188
	189	static void test_path_directorynotempty(Manager *m) {
	190	const char *test_path = "/tmp/test-path_directorynotempty/";
	191	Unit *unit = NULL;
	192
	193	assert_se(m);
	194
	195	assert_se(access(test_path, F_OK) < 0);
	196
ba412430	197	assert_se(manager_load_startable_unit_or_warn(m, "path-directorynotempty.path", NULL, &unit) >= 0);
bd7989a3	198	assert_se(unit_start(unit) >= 0);
bc999297 RC	199
	200	/* MakeDirectory default to no */
	201	assert_se(access(test_path, F_OK) < 0);
	202
	203	assert_se(mkdir_p(test_path, 0755) >= 0);
63c372cb	204	assert_se(touch(strjoina(test_path, "test_file")) >= 0);
bc999297 RC	205
	206	check_stop_unlink(m, unit, test_path, NULL);
	207	}
	208
	209	static void test_path_makedirectory_directorymode(Manager *m) {
	210	const char *test_path = "/tmp/test-path_makedirectory/";
	211	Unit *unit = NULL;
	212	struct stat s;
	213
	214	assert_se(m);
	215
	216	assert_se(access(test_path, F_OK) < 0);
	217
ba412430	218	assert_se(manager_load_startable_unit_or_warn(m, "path-makedirectory.path", NULL, &unit) >= 0);
bd7989a3	219	assert_se(unit_start(unit) >= 0);
bc999297 RC	220
	221	/* Check if the directory has been created */
	222	assert_se(access(test_path, F_OK) >= 0);
	223
	224	/* Check the mode we specified with DirectoryMode=0744 */
	225	assert_se(stat(test_path, &s) >= 0);
	226	assert_se((s.st_mode & S_IRWXU) == 0700);
	227	assert_se((s.st_mode & S_IRWXG) == 0040);
	228	assert_se((s.st_mode & S_IRWXO) == 0004);
	229
bd7989a3	230	assert_se(unit_stop(unit) >= 0);
c6878637	231	(void) rm_rf(test_path, REMOVE_ROOT\|REMOVE_PHYSICAL);
bc999297 RC	232	}
	233
	234	int main(int argc, char *argv[]) {
d2120590	235	static const test_function_t tests[] = {
bc999297 RC	236	test_path_exists,
	237	test_path_existsglob,
	238	test_path_changed,
	239	test_path_modified,
	240	test_path_unit,
	241	test_path_directorynotempty,
	242	test_path_makedirectory_directorymode,
	243	NULL,
	244	};
d2120590	245
f942504e	246	_cleanup_(rm_rf_physical_and_freep) char *runtime_dir = NULL;
55890a40	247	_cleanup_free_ char *test_path = NULL;
d2120590	248	const test_function_t *test = NULL;
bc999297 RC	249	Manager *m = NULL;
bc999297 RC	250
edb3ca0d FB	251	umask(022);
edb3ca0d FB	252
6d7c4033	253	test_setup_logging(LOG_INFO);
bc999297	254
62a85ee0	255	test_path = path_join(get_testdata_dir(), "test-path");
55890a40	256	assert_se(set_unit_path(test_path) >= 0);
3e29e810	257	assert_se(runtime_dir = setup_fake_runtime_dir());
bc999297 RC	258
	259	for (test = tests; test && *test; test++) {
	260	int r;
	261
	262	/* We create a clean environment for each test */
	263	r = setup_test(&m);
317bb217 ZJS	264	if (r != 0)
317bb217 ZJS	265	return r;
bc999297 RC	266
	267	(*test)(m);
	268
	269	shutdown_test(m);
	270	}
	271
	272	return 0;
	273	}