/*** This file is part of systemd. Copyright 2014 Ronny Chevalier systemd is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. systemd is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with systemd; If not, see <http://www.gnu.org/licenses/>. ***/ #include <stdbool.h> #include <stdio.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 = manager_new(UNIT_FILE_USER, true, &tmp); if (MANAGER_SKIP_TEST(r)) { printf("Skipping test: manager_new: %s\n", strerror(-r)); 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, NULL); 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_unit(m, "path-exists.path", NULL, 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_unit(m, "path-existsglob.path", NULL, 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_unit(m, "path-changed.path", NULL, 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_unit(m, "path-modified.path", NULL, 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_unit(m, "path-unit.path", NULL, 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_unit(m, "path-directorynotempty.path", NULL, 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_unit(m, "path-makedirectory.path", NULL, 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_and_freep) char *runtime_dir = NULL; const test_function_t *test = NULL; Manager *m = NULL; log_parse_environment(); log_open(); assert_se(runtime_dir = setup_fake_runtime_dir()); assert_se(set_unit_path(TEST_DIR "/test-path/") >= 0); 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; }