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

/* SPDX-License-Identifier: LGPL-2.1+ */
/***
  This file is part of systemd.

  Copyright 2014 Ronny Chevalier
***/

#include <stdbool.h>
#include <stdio.h>
#include <sys/stat.h>
#include <sys/types.h>

#include "alloc-util.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 RC	2	/***
	3	This file is part of systemd.
	4
	5	Copyright 2014 Ronny Chevalier
bc999297 RC	6	***/
bc999297 RC	7
bc999297	8	#include <stdbool.h>
07630cea	9	#include <stdio.h>
edb3ca0d FB	10	#include <sys/stat.h>
edb3ca0d FB	11	#include <sys/types.h>
bc999297	12
b5efdb8a	13	#include "alloc-util.h"
f4f15635 LP	14	#include "fd-util.h"
f4f15635 LP	15	#include "fs-util.h"
bc999297	16	#include "macro.h"
07630cea	17	#include "manager.h"
bc999297	18	#include "mkdir.h"
c6878637	19	#include "rm-rf.h"
07630cea LP	20	#include "string-util.h"
07630cea LP	21	#include "strv.h"
8b3aa503	22	#include "test-helper.h"
d2120590	23	#include "tests.h"
07630cea LP	24	#include "unit.h"
07630cea LP	25	#include "util.h"
bc999297 RC	26
	27	typedef void (test_function_t)(Manager m);
	28
	29	static int setup_test(Manager **m) {
	30	char **tests_path = STRV_MAKE("exists", "existsglobFOOBAR", "changed", "modified", "unit",
	31	"directorynotempty", "makedirectory");
	32	char **test_path;
a7f7d1bd	33	Manager *tmp = NULL;
bc999297 RC	34	int r;
	35
	36	assert_se(m);
	37
651d47d1 ZJS	38	r = enter_cgroup_subroot();
	39	if (r == -ENOMEDIUM) {
	40	log_notice_errno(r, "Skipping test: cgroupfs not available");
be21bf85	41	return -EXIT_TEST_SKIP;
651d47d1	42	}
8c759b33	43
e8112e67	44	r = manager_new(UNIT_FILE_USER, MANAGER_TEST_RUN_BASIC, &tmp);
8b3aa503	45	if (MANAGER_SKIP_TEST(r)) {
9eec7d12	46	log_notice_errno(r, "Skipping test: manager_new: %m");
bc999297 RC	47	return -EXIT_TEST_SKIP;
	48	}
	49	assert_se(r >= 0);
	50	assert_se(manager_startup(tmp, NULL, NULL) >= 0);
	51
	52	STRV_FOREACH(test_path, tests_path) {
c6878637 LP	53	_cleanup_free_ char *p = NULL;
c6878637 LP	54
605405c6	55	p = strjoin("/tmp/test-path_", *test_path);
c6878637 LP	56	assert_se(p);
	57
	58	(void) rm_rf(p, REMOVE_ROOT\|REMOVE_PHYSICAL);
bc999297 RC	59	}
	60
	61	*m = tmp;
	62
	63	return 0;
	64	}
	65
	66	static void shutdown_test(Manager *m) {
	67	assert_se(m);
	68
	69	manager_free(m);
	70	}
	71
	72	static void check_stop_unlink(Manager m, Unit unit, const char test_path, const char service_name) {
	73	_cleanup_free_ char *tmp = NULL;
	74	Unit *service_unit = NULL;
	75	Service *service = NULL;
	76	usec_t ts;
	77	usec_t timeout = 2 * USEC_PER_SEC;
	78
	79	assert_se(m);
	80	assert_se(unit);
	81	assert_se(test_path);
	82
	83	if (!service_name) {
	84	assert_se(tmp = strreplace(unit->id, ".path", ".service"));
	85	service_unit = manager_get_unit(m, tmp);
	86	} else
	87	service_unit = manager_get_unit(m, service_name);
	88	assert_se(service_unit);
	89	service = SERVICE(service_unit);
	90
	91	ts = now(CLOCK_MONOTONIC);
f131770b	92	/* We process events until the service related to the path has been successfully started */
9ed794a3	93	while (service->result != SERVICE_SUCCESS \|\| service->state != SERVICE_START) {
bc999297 RC	94	usec_t n;
	95	int r;
	96
	97	r = sd_event_run(m->event, 100 * USEC_PER_MSEC);
	98	assert_se(r >= 0);
	99
	100	printf("%s: state = %s; result = %s \n",
	101	service_unit->id,
	102	service_state_to_string(service->state),
	103	service_result_to_string(service->result));
	104
bc999297 RC	105	/* But we timeout if the service has not been started in the allocated time */
	106	n = now(CLOCK_MONOTONIC);
	107	if (ts + timeout < n) {
	108	log_error("Test timeout when testing %s", unit->id);
	109	exit(EXIT_FAILURE);
	110	}
	111	}
	112
	113	assert_se(UNIT_VTABLE(unit)->stop(unit) >= 0);
c6878637	114	(void) rm_rf(test_path, REMOVE_ROOT\|REMOVE_PHYSICAL);
bc999297 RC	115	}
	116
	117	static void test_path_exists(Manager *m) {
	118	const char *test_path = "/tmp/test-path_exists";
	119	Unit *unit = NULL;
	120
	121	assert_se(m);
	122
ba412430	123	assert_se(manager_load_startable_unit_or_warn(m, "path-exists.path", NULL, &unit) >= 0);
bc999297 RC	124	assert_se(UNIT_VTABLE(unit)->start(unit) >= 0);
	125
	126	assert_se(touch(test_path) >= 0);
	127
	128	check_stop_unlink(m, unit, test_path, NULL);
	129	}
	130
	131	static void test_path_existsglob(Manager *m) {
	132	const char *test_path = "/tmp/test-path_existsglobFOOBAR";
	133	Unit *unit = NULL;
	134
	135	assert_se(m);
ba412430	136	assert_se(manager_load_startable_unit_or_warn(m, "path-existsglob.path", NULL, &unit) >= 0);
bc999297 RC	137	assert_se(UNIT_VTABLE(unit)->start(unit) >= 0);
	138
	139	assert_se(touch(test_path) >= 0);
	140
	141	check_stop_unlink(m, unit, test_path, NULL);
	142	}
	143
	144	static void test_path_changed(Manager *m) {
	145	const char *test_path = "/tmp/test-path_changed";
	146	FILE *f;
	147	Unit *unit = NULL;
	148
	149	assert_se(m);
	150
	151	assert_se(touch(test_path) >= 0);
	152
ba412430	153	assert_se(manager_load_startable_unit_or_warn(m, "path-changed.path", NULL, &unit) >= 0);
bc999297 RC	154	assert_se(UNIT_VTABLE(unit)->start(unit) >= 0);
	155
	156	f = fopen(test_path, "w");
	157	assert_se(f);
	158	fclose(f);
	159
	160	check_stop_unlink(m, unit, test_path, NULL);
	161	}
	162
	163	static void test_path_modified(Manager *m) {
	164	_cleanup_fclose_ FILE *f = NULL;
	165	const char *test_path = "/tmp/test-path_modified";
	166	Unit *unit = NULL;
	167
	168	assert_se(m);
	169
	170	assert_se(touch(test_path) >= 0);
	171
ba412430	172	assert_se(manager_load_startable_unit_or_warn(m, "path-modified.path", NULL, &unit) >= 0);
bc999297 RC	173	assert_se(UNIT_VTABLE(unit)->start(unit) >= 0);
	174
	175	f = fopen(test_path, "w");
	176	assert_se(f);
	177	fputs("test", f);
	178
	179	check_stop_unlink(m, unit, test_path, NULL);
	180	}
	181
	182	static void test_path_unit(Manager *m) {
	183	const char *test_path = "/tmp/test-path_unit";
	184	Unit *unit = NULL;
	185
	186	assert_se(m);
	187
ba412430	188	assert_se(manager_load_startable_unit_or_warn(m, "path-unit.path", NULL, &unit) >= 0);
bc999297 RC	189	assert_se(UNIT_VTABLE(unit)->start(unit) >= 0);
	190
	191	assert_se(touch(test_path) >= 0);
	192
	193	check_stop_unlink(m, unit, test_path, "path-mycustomunit.service");
	194	}
	195
	196	static void test_path_directorynotempty(Manager *m) {
	197	const char *test_path = "/tmp/test-path_directorynotempty/";
	198	Unit *unit = NULL;
	199
	200	assert_se(m);
	201
	202	assert_se(access(test_path, F_OK) < 0);
	203
ba412430	204	assert_se(manager_load_startable_unit_or_warn(m, "path-directorynotempty.path", NULL, &unit) >= 0);
bc999297 RC	205	assert_se(UNIT_VTABLE(unit)->start(unit) >= 0);
	206
	207	/* MakeDirectory default to no */
	208	assert_se(access(test_path, F_OK) < 0);
	209
	210	assert_se(mkdir_p(test_path, 0755) >= 0);
63c372cb	211	assert_se(touch(strjoina(test_path, "test_file")) >= 0);
bc999297 RC	212
	213	check_stop_unlink(m, unit, test_path, NULL);
	214	}
	215
	216	static void test_path_makedirectory_directorymode(Manager *m) {
	217	const char *test_path = "/tmp/test-path_makedirectory/";
	218	Unit *unit = NULL;
	219	struct stat s;
	220
	221	assert_se(m);
	222
	223	assert_se(access(test_path, F_OK) < 0);
	224
ba412430	225	assert_se(manager_load_startable_unit_or_warn(m, "path-makedirectory.path", NULL, &unit) >= 0);
bc999297 RC	226	assert_se(UNIT_VTABLE(unit)->start(unit) >= 0);
	227
	228	/* Check if the directory has been created */
	229	assert_se(access(test_path, F_OK) >= 0);
	230
	231	/* Check the mode we specified with DirectoryMode=0744 */
	232	assert_se(stat(test_path, &s) >= 0);
	233	assert_se((s.st_mode & S_IRWXU) == 0700);
	234	assert_se((s.st_mode & S_IRWXG) == 0040);
	235	assert_se((s.st_mode & S_IRWXO) == 0004);
	236
	237	assert_se(UNIT_VTABLE(unit)->stop(unit) >= 0);
c6878637	238	(void) rm_rf(test_path, REMOVE_ROOT\|REMOVE_PHYSICAL);
bc999297 RC	239	}
	240
	241	int main(int argc, char *argv[]) {
d2120590	242	static const test_function_t tests[] = {
bc999297 RC	243	test_path_exists,
	244	test_path_existsglob,
	245	test_path_changed,
	246	test_path_modified,
	247	test_path_unit,
	248	test_path_directorynotempty,
	249	test_path_makedirectory_directorymode,
	250	NULL,
	251	};
d2120590	252
f942504e	253	_cleanup_(rm_rf_physical_and_freep) char *runtime_dir = NULL;
d2120590	254	const test_function_t *test = NULL;
bc999297 RC	255	Manager *m = NULL;
bc999297 RC	256
edb3ca0d FB	257	umask(022);
edb3ca0d FB	258
bc999297 RC	259	log_parse_environment();
	260	log_open();
	261
cc100a5a	262	assert_se(set_unit_path(get_testdata_dir("/test-path")) >= 0);
3e29e810	263	assert_se(runtime_dir = setup_fake_runtime_dir());
bc999297 RC	264
	265	for (test = tests; test && *test; test++) {
	266	int r;
	267
	268	/* We create a clean environment for each test */
	269	r = setup_test(&m);
	270	if (r < 0)
	271	return -r;
	272
	273	(*test)(m);
	274
	275	shutdown_test(m);
	276	}
	277
	278	return 0;
	279	}