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

/* SPDX-License-Identifier: LGPL-2.1+ */
/***
  Copyright © 2014 Ronny Chevalier
***/

#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 "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) {
                log_notice_errno(r, "Skipping test: cgroupfs not available");
                return -EXIT_TEST_SKIP;
        }

        r = manager_new(UNIT_FILE_USER, MANAGER_TEST_RUN_BASIC, &tmp);
        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(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_VTABLE(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_VTABLE(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_VTABLE(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_VTABLE(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_VTABLE(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_VTABLE(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_VTABLE(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_VTABLE(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_VTABLE(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;
        const test_function_t *test = NULL;
        Manager *m = NULL;

        umask(022);

        log_parse_environment();
        log_open();

        assert_se(set_unit_path(get_testdata_dir("/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	/***
96b2fb93	3	Copyright © 2014 Ronny Chevalier
bc999297 RC	4	***/
bc999297 RC	5
bc999297	6	#include <stdbool.h>
07630cea	7	#include <stdio.h>
edb3ca0d FB	8	#include <sys/stat.h>
edb3ca0d FB	9	#include <sys/types.h>
bc999297	10
b5efdb8a	11	#include "alloc-util.h"
57b7a260	12	#include "all-units.h"
f4f15635 LP	13	#include "fd-util.h"
f4f15635 LP	14	#include "fs-util.h"
bc999297	15	#include "macro.h"
07630cea	16	#include "manager.h"
bc999297	17	#include "mkdir.h"
c6878637	18	#include "rm-rf.h"
07630cea LP	19	#include "string-util.h"
07630cea LP	20	#include "strv.h"
8b3aa503	21	#include "test-helper.h"
d2120590	22	#include "tests.h"
07630cea LP	23	#include "unit.h"
07630cea LP	24	#include "util.h"
bc999297 RC	25
	26	typedef void (test_function_t)(Manager m);
	27
	28	static int setup_test(Manager **m) {
	29	char **tests_path = STRV_MAKE("exists", "existsglobFOOBAR", "changed", "modified", "unit",
	30	"directorynotempty", "makedirectory");
	31	char **test_path;
a7f7d1bd	32	Manager *tmp = NULL;
bc999297 RC	33	int r;
	34
	35	assert_se(m);
	36
651d47d1 ZJS	37	r = enter_cgroup_subroot();
	38	if (r == -ENOMEDIUM) {
	39	log_notice_errno(r, "Skipping test: cgroupfs not available");
be21bf85	40	return -EXIT_TEST_SKIP;
651d47d1	41	}
8c759b33	42
e8112e67	43	r = manager_new(UNIT_FILE_USER, MANAGER_TEST_RUN_BASIC, &tmp);
8b3aa503	44	if (MANAGER_SKIP_TEST(r)) {
9eec7d12	45	log_notice_errno(r, "Skipping test: manager_new: %m");
bc999297 RC	46	return -EXIT_TEST_SKIP;
	47	}
	48	assert_se(r >= 0);
	49	assert_se(manager_startup(tmp, NULL, NULL) >= 0);
	50
	51	STRV_FOREACH(test_path, tests_path) {
c6878637 LP	52	_cleanup_free_ char *p = NULL;
c6878637 LP	53
605405c6	54	p = strjoin("/tmp/test-path_", *test_path);
c6878637 LP	55	assert_se(p);
	56
	57	(void) rm_rf(p, REMOVE_ROOT\|REMOVE_PHYSICAL);
bc999297 RC	58	}
	59
	60	*m = tmp;
	61
	62	return 0;
	63	}
	64
	65	static void shutdown_test(Manager *m) {
	66	assert_se(m);
	67
	68	manager_free(m);
	69	}
	70
	71	static void check_stop_unlink(Manager m, Unit unit, const char test_path, const char service_name) {
	72	_cleanup_free_ char *tmp = NULL;
	73	Unit *service_unit = NULL;
	74	Service *service = NULL;
	75	usec_t ts;
	76	usec_t timeout = 2 * USEC_PER_SEC;
	77
	78	assert_se(m);
	79	assert_se(unit);
	80	assert_se(test_path);
	81
	82	if (!service_name) {
	83	assert_se(tmp = strreplace(unit->id, ".path", ".service"));
	84	service_unit = manager_get_unit(m, tmp);
	85	} else
	86	service_unit = manager_get_unit(m, service_name);
	87	assert_se(service_unit);
	88	service = SERVICE(service_unit);
	89
	90	ts = now(CLOCK_MONOTONIC);
f131770b	91	/* We process events until the service related to the path has been successfully started */
9ed794a3	92	while (service->result != SERVICE_SUCCESS \|\| service->state != SERVICE_START) {
bc999297 RC	93	usec_t n;
	94	int r;
	95
	96	r = sd_event_run(m->event, 100 * USEC_PER_MSEC);
	97	assert_se(r >= 0);
	98
	99	printf("%s: state = %s; result = %s \n",
	100	service_unit->id,
	101	service_state_to_string(service->state),
	102	service_result_to_string(service->result));
	103
bc999297 RC	104	/* But we timeout if the service has not been started in the allocated time */
	105	n = now(CLOCK_MONOTONIC);
	106	if (ts + timeout < n) {
	107	log_error("Test timeout when testing %s", unit->id);
	108	exit(EXIT_FAILURE);
	109	}
	110	}
	111
	112	assert_se(UNIT_VTABLE(unit)->stop(unit) >= 0);
c6878637	113	(void) rm_rf(test_path, REMOVE_ROOT\|REMOVE_PHYSICAL);
bc999297 RC	114	}
	115
	116	static void test_path_exists(Manager *m) {
	117	const char *test_path = "/tmp/test-path_exists";
	118	Unit *unit = NULL;
	119
	120	assert_se(m);
	121
ba412430	122	assert_se(manager_load_startable_unit_or_warn(m, "path-exists.path", NULL, &unit) >= 0);
bc999297 RC	123	assert_se(UNIT_VTABLE(unit)->start(unit) >= 0);
	124
	125	assert_se(touch(test_path) >= 0);
	126
	127	check_stop_unlink(m, unit, test_path, NULL);
	128	}
	129
	130	static void test_path_existsglob(Manager *m) {
	131	const char *test_path = "/tmp/test-path_existsglobFOOBAR";
	132	Unit *unit = NULL;
	133
	134	assert_se(m);
ba412430	135	assert_se(manager_load_startable_unit_or_warn(m, "path-existsglob.path", NULL, &unit) >= 0);
bc999297 RC	136	assert_se(UNIT_VTABLE(unit)->start(unit) >= 0);
	137
	138	assert_se(touch(test_path) >= 0);
	139
	140	check_stop_unlink(m, unit, test_path, NULL);
	141	}
	142
	143	static void test_path_changed(Manager *m) {
	144	const char *test_path = "/tmp/test-path_changed";
	145	FILE *f;
	146	Unit *unit = NULL;
	147
	148	assert_se(m);
	149
	150	assert_se(touch(test_path) >= 0);
	151
ba412430	152	assert_se(manager_load_startable_unit_or_warn(m, "path-changed.path", NULL, &unit) >= 0);
bc999297 RC	153	assert_se(UNIT_VTABLE(unit)->start(unit) >= 0);
	154
	155	f = fopen(test_path, "w");
	156	assert_se(f);
	157	fclose(f);
	158
	159	check_stop_unlink(m, unit, test_path, NULL);
	160	}
	161
	162	static void test_path_modified(Manager *m) {
	163	_cleanup_fclose_ FILE *f = NULL;
	164	const char *test_path = "/tmp/test-path_modified";
	165	Unit *unit = NULL;
	166
	167	assert_se(m);
	168
	169	assert_se(touch(test_path) >= 0);
	170
ba412430	171	assert_se(manager_load_startable_unit_or_warn(m, "path-modified.path", NULL, &unit) >= 0);
bc999297 RC	172	assert_se(UNIT_VTABLE(unit)->start(unit) >= 0);
	173
	174	f = fopen(test_path, "w");
	175	assert_se(f);
	176	fputs("test", f);
	177
	178	check_stop_unlink(m, unit, test_path, NULL);
	179	}
	180
	181	static void test_path_unit(Manager *m) {
	182	const char *test_path = "/tmp/test-path_unit";
	183	Unit *unit = NULL;
	184
	185	assert_se(m);
	186
ba412430	187	assert_se(manager_load_startable_unit_or_warn(m, "path-unit.path", NULL, &unit) >= 0);
bc999297 RC	188	assert_se(UNIT_VTABLE(unit)->start(unit) >= 0);
	189
	190	assert_se(touch(test_path) >= 0);
	191
	192	check_stop_unlink(m, unit, test_path, "path-mycustomunit.service");
	193	}
	194
	195	static void test_path_directorynotempty(Manager *m) {
	196	const char *test_path = "/tmp/test-path_directorynotempty/";
	197	Unit *unit = NULL;
	198
	199	assert_se(m);
	200
	201	assert_se(access(test_path, F_OK) < 0);
	202
ba412430	203	assert_se(manager_load_startable_unit_or_warn(m, "path-directorynotempty.path", NULL, &unit) >= 0);
bc999297 RC	204	assert_se(UNIT_VTABLE(unit)->start(unit) >= 0);
	205
	206	/* MakeDirectory default to no */
	207	assert_se(access(test_path, F_OK) < 0);
	208
	209	assert_se(mkdir_p(test_path, 0755) >= 0);
63c372cb	210	assert_se(touch(strjoina(test_path, "test_file")) >= 0);
bc999297 RC	211
	212	check_stop_unlink(m, unit, test_path, NULL);
	213	}
	214
	215	static void test_path_makedirectory_directorymode(Manager *m) {
	216	const char *test_path = "/tmp/test-path_makedirectory/";
	217	Unit *unit = NULL;
	218	struct stat s;
	219
	220	assert_se(m);
	221
	222	assert_se(access(test_path, F_OK) < 0);
	223
ba412430	224	assert_se(manager_load_startable_unit_or_warn(m, "path-makedirectory.path", NULL, &unit) >= 0);
bc999297 RC	225	assert_se(UNIT_VTABLE(unit)->start(unit) >= 0);
	226
	227	/* Check if the directory has been created */
	228	assert_se(access(test_path, F_OK) >= 0);
	229
	230	/* Check the mode we specified with DirectoryMode=0744 */
	231	assert_se(stat(test_path, &s) >= 0);
	232	assert_se((s.st_mode & S_IRWXU) == 0700);
	233	assert_se((s.st_mode & S_IRWXG) == 0040);
	234	assert_se((s.st_mode & S_IRWXO) == 0004);
	235
	236	assert_se(UNIT_VTABLE(unit)->stop(unit) >= 0);
c6878637	237	(void) rm_rf(test_path, REMOVE_ROOT\|REMOVE_PHYSICAL);
bc999297 RC	238	}
	239
	240	int main(int argc, char *argv[]) {
d2120590	241	static const test_function_t tests[] = {
bc999297 RC	242	test_path_exists,
	243	test_path_existsglob,
	244	test_path_changed,
	245	test_path_modified,
	246	test_path_unit,
	247	test_path_directorynotempty,
	248	test_path_makedirectory_directorymode,
	249	NULL,
	250	};
d2120590	251
f942504e	252	_cleanup_(rm_rf_physical_and_freep) char *runtime_dir = NULL;
d2120590	253	const test_function_t *test = NULL;
bc999297 RC	254	Manager *m = NULL;
bc999297 RC	255
edb3ca0d FB	256	umask(022);
edb3ca0d FB	257
bc999297 RC	258	log_parse_environment();
	259	log_open();
	260
cc100a5a	261	assert_se(set_unit_path(get_testdata_dir("/test-path")) >= 0);
3e29e810	262	assert_se(runtime_dir = setup_fake_runtime_dir());
bc999297 RC	263
	264	for (test = tests; test && *test; test++) {
	265	int r;
	266
	267	/* We create a clean environment for each test */
	268	r = setup_test(&m);
	269	if (r < 0)
	270	return -r;
	271
	272	(*test)(m);
	273
	274	shutdown_test(m);
	275	}
	276
	277	return 0;
	278	}