/* SPDX-License-Identifier: LGPL-2.1-or-later */ #include #include #include #include #include "sd-id128.h" #include "all-units.h" #include "alloc-util.h" #include "capability-util.h" #include "conf-parser.h" #include "fd-util.h" #include "fileio.h" #include "format-util.h" #include "fs-util.h" #include "hashmap.h" #include "hostname-util.h" #include "install-printf.h" #include "install.h" #include "load-fragment.h" #include "macro.h" #include "memory-util.h" #include "open-file.h" #include "pcre2-util.h" #include "rm-rf.h" #include "specifier.h" #include "string-util.h" #include "strv.h" #include "tests.h" #include "tmpfile-util.h" #include "user-util.h" /* Nontrivial value serves as a placeholder to check that parsing function (didn't) change it */ #define CGROUP_LIMIT_DUMMY 3 static char *runtime_dir = NULL; STATIC_DESTRUCTOR_REGISTER(runtime_dir, rm_rf_physical_and_freep); /* For testing type compatibility. */ _unused_ ConfigPerfItemLookup unused_lookup = load_fragment_gperf_lookup; TEST_RET(unit_file_get_set) { int r; _cleanup_hashmap_free_ Hashmap *h = NULL; UnitFileList *p; h = hashmap_new(&unit_file_list_hash_ops_free); assert_se(h); r = unit_file_get_list(RUNTIME_SCOPE_SYSTEM, NULL, h, NULL, NULL); if (IN_SET(r, -EPERM, -EACCES)) return log_tests_skipped_errno(r, "unit_file_get_list"); log_full_errno(r == 0 ? LOG_INFO : LOG_ERR, r, "unit_file_get_list: %m"); if (r < 0) return EXIT_FAILURE; HASHMAP_FOREACH(p, h) printf("%s = %s\n", p->path, unit_file_state_to_string(p->state)); return 0; } static void check_execcommand(ExecCommand *c, const char* path, const char* argv0, const char* argv1, const char* argv2, bool ignore) { size_t n; assert_se(c); log_info("expect: \"%s\" [\"%s\" \"%s\" \"%s\"]", path, argv0 ?: path, strnull(argv1), strnull(argv2)); n = strv_length(c->argv); log_info("actual: \"%s\" [\"%s\" \"%s\" \"%s\"]", c->path, c->argv[0], n > 0 ? c->argv[1] : "(null)", n > 1 ? c->argv[2] : "(null)"); assert_se(streq(c->path, path)); assert_se(streq(c->argv[0], argv0 ?: path)); if (n > 0) assert_se(streq_ptr(c->argv[1], argv1)); if (n > 1) assert_se(streq_ptr(c->argv[2], argv2)); assert_se(!!(c->flags & EXEC_COMMAND_IGNORE_FAILURE) == ignore); } TEST(config_parse_exec) { /* int config_parse_exec( const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata) */ int r; ExecCommand *c = NULL, *c1; const char *ccc; _cleanup_(manager_freep) Manager *m = NULL; _cleanup_(unit_freep) Unit *u = NULL; r = manager_new(RUNTIME_SCOPE_USER, MANAGER_TEST_RUN_MINIMAL, &m); if (manager_errno_skip_test(r)) { log_notice_errno(r, "Skipping test: manager_new: %m"); return; } assert_se(r >= 0); assert_se(manager_startup(m, NULL, NULL, NULL) >= 0); assert_se(u = unit_new(m, sizeof(Service))); log_info("/* basic test */"); r = config_parse_exec(NULL, "fake", 1, "section", 1, "LValue", 0, "/RValue r1", &c, u); assert_se(r >= 0); check_execcommand(c, "/RValue", "/RValue", "r1", NULL, false); r = config_parse_exec(NULL, "fake", 2, "section", 1, "LValue", 0, "/RValue///slashes r1///", &c, u); log_info("/* test slashes */"); assert_se(r >= 0); c1 = c->command_next; check_execcommand(c1, "/RValue/slashes", "/RValue///slashes", "r1///", NULL, false); log_info("/* trailing slash */"); r = config_parse_exec(NULL, "fake", 4, "section", 1, "LValue", 0, "/RValue/ argv0 r1", &c, u); assert_se(r == -ENOEXEC); assert_se(c1->command_next == NULL); log_info("/* honour_argv0 */"); r = config_parse_exec(NULL, "fake", 3, "section", 1, "LValue", 0, "@/RValue///slashes2 ///argv0 r1", &c, u); assert_se(r >= 0); c1 = c1->command_next; check_execcommand(c1, "/RValue/slashes2", "///argv0", "r1", NULL, false); log_info("/* honour_argv0, no args */"); r = config_parse_exec(NULL, "fake", 3, "section", 1, "LValue", 0, "@/RValue", &c, u); assert_se(r == -ENOEXEC); assert_se(c1->command_next == NULL); log_info("/* no command, whitespace only, reset */"); r = config_parse_exec(NULL, "fake", 3, "section", 1, "LValue", 0, "", &c, u); assert_se(r == 0); assert_se(c == NULL); log_info("/* ignore && honour_argv0 */"); r = config_parse_exec(NULL, "fake", 4, "section", 1, "LValue", 0, "-@/RValue///slashes3 argv0a r1", &c, u); assert_se(r >= 0); c1 = c; check_execcommand(c1, "/RValue/slashes3", "argv0a", "r1", NULL, true); log_info("/* ignore && honour_argv0 */"); r = config_parse_exec(NULL, "fake", 4, "section", 1, "LValue", 0, "@-/RValue///slashes4 argv0b r1", &c, u); assert_se(r >= 0); c1 = c1->command_next; check_execcommand(c1, "/RValue/slashes4", "argv0b", "r1", NULL, true); log_info("/* ignore && ignore */"); r = config_parse_exec(NULL, "fake", 4, "section", 1, "LValue", 0, "--/RValue argv0 r1", &c, u); assert_se(r == 0); assert_se(c1->command_next == NULL); log_info("/* ignore && ignore (2) */"); r = config_parse_exec(NULL, "fake", 4, "section", 1, "LValue", 0, "-@-/RValue argv0 r1", &c, u); assert_se(r == 0); assert_se(c1->command_next == NULL); log_info("/* semicolon */"); r = config_parse_exec(NULL, "fake", 5, "section", 1, "LValue", 0, "-@/RValue argv0 r1 ; " "/goo/goo boo", &c, u); assert_se(r >= 0); c1 = c1->command_next; check_execcommand(c1, "/RValue", "argv0", "r1", NULL, true); c1 = c1->command_next; check_execcommand(c1, "/goo/goo", NULL, "boo", NULL, false); log_info("/* two semicolons in a row */"); r = config_parse_exec(NULL, "fake", 5, "section", 1, "LValue", 0, "-@/RValue argv0 r1 ; ; " "/goo/goo boo", &c, u); assert_se(r >= 0); c1 = c1->command_next; check_execcommand(c1, "/RValue", "argv0", "r1", NULL, true); c1 = c1->command_next; check_execcommand(c1, "/goo/goo", "/goo/goo", "boo", NULL, false); log_info("/* trailing semicolon */"); r = config_parse_exec(NULL, "fake", 5, "section", 1, "LValue", 0, "-@/RValue argv0 r1 ; ", &c, u); assert_se(r >= 0); c1 = c1->command_next; check_execcommand(c1, "/RValue", "argv0", "r1", NULL, true); assert_se(c1->command_next == NULL); log_info("/* trailing semicolon, no whitespace */"); r = config_parse_exec(NULL, "fake", 5, "section", 1, "LValue", 0, "-@/RValue argv0 r1 ;", &c, u); assert_se(r >= 0); c1 = c1->command_next; check_execcommand(c1, "/RValue", "argv0", "r1", NULL, true); assert_se(c1->command_next == NULL); log_info("/* trailing semicolon in single quotes */"); r = config_parse_exec(NULL, "fake", 5, "section", 1, "LValue", 0, "-@/RValue argv0 r1 ';'", &c, u); assert_se(r >= 0); c1 = c1->command_next; check_execcommand(c1, "/RValue", "argv0", "r1", ";", true); log_info("/* escaped semicolon */"); r = config_parse_exec(NULL, "fake", 5, "section", 1, "LValue", 0, "/bin/find \\;", &c, u); assert_se(r >= 0); c1 = c1->command_next; check_execcommand(c1, "/bin/find", NULL, ";", NULL, false); log_info("/* escaped semicolon with following arg */"); r = config_parse_exec(NULL, "fake", 5, "section", 1, "LValue", 0, "/sbin/find \\; /x", &c, u); assert_se(r >= 0); c1 = c1->command_next; check_execcommand(c1, "/sbin/find", NULL, ";", "/x", false); log_info("/* escaped semicolon as part of an expression */"); r = config_parse_exec(NULL, "fake", 5, "section", 1, "LValue", 0, "/sbin/find \\;x", &c, u); assert_se(r >= 0); c1 = c1->command_next; check_execcommand(c1, "/sbin/find", NULL, "\\;x", NULL, false); log_info("/* encoded semicolon */"); r = config_parse_exec(NULL, "fake", 5, "section", 1, "LValue", 0, "/bin/find \\073", &c, u); assert_se(r >= 0); c1 = c1->command_next; check_execcommand(c1, "/bin/find", NULL, ";", NULL, false); log_info("/* quoted semicolon */"); r = config_parse_exec(NULL, "fake", 5, "section", 1, "LValue", 0, "/bin/find \";\"", &c, u); assert_se(r >= 0); c1 = c1->command_next; check_execcommand(c1, "/bin/find", NULL, ";", NULL, false); log_info("/* quoted semicolon with following arg */"); r = config_parse_exec(NULL, "fake", 5, "section", 1, "LValue", 0, "/sbin/find \";\" /x", &c, u); assert_se(r >= 0); c1 = c1->command_next; check_execcommand(c1, "/sbin/find", NULL, ";", "/x", false); log_info("/* spaces in the filename */"); r = config_parse_exec(NULL, "fake", 5, "section", 1, "LValue", 0, "\"/PATH WITH SPACES/daemon\" -1 -2", &c, u); assert_se(r >= 0); c1 = c1->command_next; check_execcommand(c1, "/PATH WITH SPACES/daemon", NULL, "-1", "-2", false); log_info("/* spaces in the filename, no args */"); r = config_parse_exec(NULL, "fake", 5, "section", 1, "LValue", 0, "\"/PATH WITH SPACES/daemon -1 -2\"", &c, u); assert_se(r >= 0); c1 = c1->command_next; check_execcommand(c1, "/PATH WITH SPACES/daemon -1 -2", NULL, NULL, NULL, false); log_info("/* spaces in the filename, everything quoted */"); r = config_parse_exec(NULL, "fake", 5, "section", 1, "LValue", 0, "\"/PATH WITH SPACES/daemon\" \"-1\" '-2'", &c, u); assert_se(r >= 0); c1 = c1->command_next; check_execcommand(c1, "/PATH WITH SPACES/daemon", NULL, "-1", "-2", false); log_info("/* escaped spaces in the filename */"); r = config_parse_exec(NULL, "fake", 5, "section", 1, "LValue", 0, "\"/PATH\\sWITH\\sSPACES/daemon\" '-1 -2'", &c, u); assert_se(r >= 0); c1 = c1->command_next; check_execcommand(c1, "/PATH WITH SPACES/daemon", NULL, "-1 -2", NULL, false); log_info("/* escaped spaces in the filename (2) */"); r = config_parse_exec(NULL, "fake", 5, "section", 1, "LValue", 0, "\"/PATH\\x20WITH\\x20SPACES/daemon\" \"-1 -2\"", &c, u); assert_se(r >= 0); c1 = c1->command_next; check_execcommand(c1, "/PATH WITH SPACES/daemon", NULL, "-1 -2", NULL, false); for (ccc = "abfnrtv\\\'\"x"; *ccc; ccc++) { /* \\x is an incomplete hexadecimal sequence, invalid because of the slash */ char path[] = "/path\\X"; path[sizeof(path) - 2] = *ccc; log_info("/* invalid character: \\%c */", *ccc); r = config_parse_exec(NULL, "fake", 4, "section", 1, "LValue", 0, path, &c, u); assert_se(r == -ENOEXEC); assert_se(c1->command_next == NULL); } log_info("/* valid character: \\s */"); r = config_parse_exec(NULL, "fake", 4, "section", 1, "LValue", 0, "/path\\s", &c, u); assert_se(r >= 0); c1 = c1->command_next; check_execcommand(c1, "/path ", NULL, NULL, NULL, false); log_info("/* quoted backslashes */"); r = config_parse_exec(NULL, "fake", 5, "section", 1, "LValue", 0, "/bin/grep '\\w+\\K'", &c, u); assert_se(r >= 0); c1 = c1->command_next; check_execcommand(c1, "/bin/grep", NULL, "\\w+\\K", NULL, false); log_info("/* trailing backslash: \\ */"); /* backslash is invalid */ r = config_parse_exec(NULL, "fake", 4, "section", 1, "LValue", 0, "/path\\", &c, u); assert_se(r == -ENOEXEC); assert_se(c1->command_next == NULL); log_info("/* missing ending ' */"); r = config_parse_exec(NULL, "fake", 4, "section", 1, "LValue", 0, "/path 'foo", &c, u); assert_se(r == -ENOEXEC); assert_se(c1->command_next == NULL); log_info("/* missing ending ' with trailing backslash */"); r = config_parse_exec(NULL, "fake", 4, "section", 1, "LValue", 0, "/path 'foo\\", &c, u); assert_se(r == -ENOEXEC); assert_se(c1->command_next == NULL); log_info("/* invalid space between modifiers */"); r = config_parse_exec(NULL, "fake", 4, "section", 1, "LValue", 0, "- /path", &c, u); assert_se(r == 0); assert_se(c1->command_next == NULL); log_info("/* only modifiers, no path */"); r = config_parse_exec(NULL, "fake", 4, "section", 1, "LValue", 0, "-", &c, u); assert_se(r == 0); assert_se(c1->command_next == NULL); log_info("/* long arg */"); /* See issue #22957. */ char x[LONG_LINE_MAX-100], *y; y = mempcpy(x, "/bin/echo ", STRLEN("/bin/echo ")); memset(y, 'x', sizeof(x) - STRLEN("/bin/echo ") - 1); x[sizeof(x) - 1] = '\0'; r = config_parse_exec(NULL, "fake", 5, "section", 1, "LValue", 0, x, &c, u); assert_se(r >= 0); c1 = c1->command_next; check_execcommand(c1, "/bin/echo", NULL, y, NULL, false); log_info("/* empty argument, reset */"); r = config_parse_exec(NULL, "fake", 4, "section", 1, "LValue", 0, "", &c, u); assert_se(r == 0); assert_se(c == NULL); exec_command_free_list(c); } TEST(config_parse_log_extra_fields) { /* int config_parse_log_extra_fields( const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata) */ int r; _cleanup_(manager_freep) Manager *m = NULL; _cleanup_(unit_freep) Unit *u = NULL; ExecContext c = {}; r = manager_new(RUNTIME_SCOPE_USER, MANAGER_TEST_RUN_MINIMAL, &m); if (manager_errno_skip_test(r)) { log_notice_errno(r, "Skipping test: manager_new: %m"); return; } assert_se(r >= 0); assert_se(manager_startup(m, NULL, NULL, NULL) >= 0); assert_se(u = unit_new(m, sizeof(Service))); log_info("/* %s – basic test */", __func__); r = config_parse_log_extra_fields(NULL, "fake", 1, "section", 1, "LValue", 0, "FOO=BAR \"QOOF=quux ' ' \"", &c, u); assert_se(r >= 0); assert_se(c.n_log_extra_fields == 2); assert_se(strneq(c.log_extra_fields[0].iov_base, "FOO=BAR", c.log_extra_fields[0].iov_len)); assert_se(strneq(c.log_extra_fields[1].iov_base, "QOOF=quux ' ' ", c.log_extra_fields[1].iov_len)); log_info("/* %s – add some */", __func__); r = config_parse_log_extra_fields(NULL, "fake", 1, "section", 1, "LValue", 0, "FOO2=BAR2 QOOF2=quux ' '", &c, u); assert_se(r >= 0); assert_se(c.n_log_extra_fields == 4); assert_se(strneq(c.log_extra_fields[0].iov_base, "FOO=BAR", c.log_extra_fields[0].iov_len)); assert_se(strneq(c.log_extra_fields[1].iov_base, "QOOF=quux ' ' ", c.log_extra_fields[1].iov_len)); assert_se(strneq(c.log_extra_fields[2].iov_base, "FOO2=BAR2", c.log_extra_fields[2].iov_len)); assert_se(strneq(c.log_extra_fields[3].iov_base, "QOOF2=quux", c.log_extra_fields[3].iov_len)); exec_context_dump(&c, stdout, " --> "); log_info("/* %s – reset */", __func__); r = config_parse_log_extra_fields(NULL, "fake", 1, "section", 1, "LValue", 0, "", &c, u); assert_se(r >= 0); assert_se(c.n_log_extra_fields == 0); exec_context_free_log_extra_fields(&c); log_info("/* %s – bye */", __func__); } TEST(install_printf, .sd_booted = true) { char name[] = "name.service", path[] = "/run/systemd/system/name.service"; InstallInfo i = { .name = name, .path = path, }; InstallInfo i2 = { .name= name, .path = path, }; char name3[] = "name@inst.service", path3[] = "/run/systemd/system/name.service"; InstallInfo i3 = { .name = name3, .path = path3, }; InstallInfo i4 = { .name = name3, .path = path3, }; _cleanup_free_ char *mid = NULL, *bid = NULL, *host = NULL, *gid = NULL, *group = NULL, *uid = NULL, *user = NULL; if (sd_id128_get_machine(NULL) >= 0) assert_se(specifier_machine_id('m', NULL, NULL, NULL, &mid) >= 0 && mid); if (sd_booted() > 0) assert_se(specifier_boot_id('b', NULL, NULL, NULL, &bid) >= 0 && bid); assert_se(host = gethostname_malloc()); assert_se(group = gid_to_name(getgid())); assert_se(asprintf(&gid, UID_FMT, getgid()) >= 0); assert_se(user = uid_to_name(getuid())); assert_se(asprintf(&uid, UID_FMT, getuid()) >= 0); #define expect(scope, src, pattern, result) \ do { \ _cleanup_free_ char *t = NULL, \ *d1 = ASSERT_PTR(strdup(i.name)), \ *d2 = ASSERT_PTR(strdup(i.path)); \ int r = install_name_printf(scope, &src, pattern, &t); \ assert_se(result ? r >= 0 : r < 0); \ memzero(i.name, strlen(i.name)); \ memzero(i.path, strlen(i.path)); \ if (result) { \ printf("%s\n", t); \ assert_se(streq(t, result)); \ } else \ assert_se(!t); \ strcpy(i.name, d1); \ strcpy(i.path, d2); \ } while (false) expect(RUNTIME_SCOPE_SYSTEM, i, "%n", "name.service"); expect(RUNTIME_SCOPE_SYSTEM, i, "%N", "name"); expect(RUNTIME_SCOPE_SYSTEM, i, "%p", "name"); expect(RUNTIME_SCOPE_SYSTEM, i, "%i", ""); expect(RUNTIME_SCOPE_SYSTEM, i, "%j", "name"); expect(RUNTIME_SCOPE_SYSTEM, i, "%g", "root"); expect(RUNTIME_SCOPE_SYSTEM, i, "%G", "0"); expect(RUNTIME_SCOPE_SYSTEM, i, "%u", "root"); expect(RUNTIME_SCOPE_SYSTEM, i, "%U", "0"); expect(RUNTIME_SCOPE_SYSTEM, i, "%m", mid); expect(RUNTIME_SCOPE_SYSTEM, i, "%b", bid); expect(RUNTIME_SCOPE_SYSTEM, i, "%H", host); expect(RUNTIME_SCOPE_SYSTEM, i2, "%g", "root"); expect(RUNTIME_SCOPE_SYSTEM, i2, "%G", "0"); expect(RUNTIME_SCOPE_SYSTEM, i2, "%u", "root"); expect(RUNTIME_SCOPE_SYSTEM, i2, "%U", "0"); expect(RUNTIME_SCOPE_USER, i2, "%g", group); expect(RUNTIME_SCOPE_USER, i2, "%G", gid); expect(RUNTIME_SCOPE_USER, i2, "%u", user); expect(RUNTIME_SCOPE_USER, i2, "%U", uid); /* gcc-12.0.1-0.9.fc36.x86_64 insist that streq(…, NULL) is called, * even though the call is inside of a conditional where the pointer is checked. :( */ #pragma GCC diagnostic push #pragma GCC diagnostic ignored "-Wnonnull" expect(RUNTIME_SCOPE_GLOBAL, i2, "%g", NULL); expect(RUNTIME_SCOPE_GLOBAL, i2, "%G", NULL); expect(RUNTIME_SCOPE_GLOBAL, i2, "%u", NULL); expect(RUNTIME_SCOPE_GLOBAL, i2, "%U", NULL); #pragma GCC diagnostic pop expect(RUNTIME_SCOPE_SYSTEM, i3, "%n", "name@inst.service"); expect(RUNTIME_SCOPE_SYSTEM, i3, "%N", "name@inst"); expect(RUNTIME_SCOPE_SYSTEM, i3, "%p", "name"); expect(RUNTIME_SCOPE_USER, i3, "%g", group); expect(RUNTIME_SCOPE_USER, i3, "%G", gid); expect(RUNTIME_SCOPE_USER, i3, "%u", user); expect(RUNTIME_SCOPE_USER, i3, "%U", uid); expect(RUNTIME_SCOPE_SYSTEM, i3, "%m", mid); expect(RUNTIME_SCOPE_SYSTEM, i3, "%b", bid); expect(RUNTIME_SCOPE_SYSTEM, i3, "%H", host); expect(RUNTIME_SCOPE_USER, i4, "%g", group); expect(RUNTIME_SCOPE_USER, i4, "%G", gid); expect(RUNTIME_SCOPE_USER, i4, "%u", user); expect(RUNTIME_SCOPE_USER, i4, "%U", uid); } static uint64_t make_cap(int cap) { return ((uint64_t) 1ULL << (uint64_t) cap); } TEST(config_parse_capability_set) { /* int config_parse_capability_set( const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata) */ int r; uint64_t capability_bounding_set = 0; r = config_parse_capability_set(NULL, "fake", 1, "section", 1, "CapabilityBoundingSet", 0, "CAP_NET_RAW", &capability_bounding_set, NULL); assert_se(r >= 0); assert_se(capability_bounding_set == make_cap(CAP_NET_RAW)); r = config_parse_capability_set(NULL, "fake", 1, "section", 1, "CapabilityBoundingSet", 0, "CAP_NET_ADMIN", &capability_bounding_set, NULL); assert_se(r >= 0); assert_se(capability_bounding_set == (make_cap(CAP_NET_RAW) | make_cap(CAP_NET_ADMIN))); r = config_parse_capability_set(NULL, "fake", 1, "section", 1, "CapabilityBoundingSet", 0, "~CAP_NET_ADMIN", &capability_bounding_set, NULL); assert_se(r >= 0); assert_se(capability_bounding_set == make_cap(CAP_NET_RAW)); r = config_parse_capability_set(NULL, "fake", 1, "section", 1, "CapabilityBoundingSet", 0, "", &capability_bounding_set, NULL); assert_se(r >= 0); assert_se(capability_bounding_set == UINT64_C(0)); r = config_parse_capability_set(NULL, "fake", 1, "section", 1, "CapabilityBoundingSet", 0, "~", &capability_bounding_set, NULL); assert_se(r >= 0); assert_se(cap_test_all(capability_bounding_set)); capability_bounding_set = 0; r = config_parse_capability_set(NULL, "fake", 1, "section", 1, "CapabilityBoundingSet", 0, " 'CAP_NET_RAW' WAT_CAP??? CAP_NET_ADMIN CAP'_trailing_garbage", &capability_bounding_set, NULL); assert_se(r >= 0); assert_se(capability_bounding_set == (make_cap(CAP_NET_RAW) | make_cap(CAP_NET_ADMIN))); } TEST(config_parse_rlimit) { struct rlimit * rl[_RLIMIT_MAX] = {}; assert_se(config_parse_rlimit(NULL, "fake", 1, "section", 1, "LimitNOFILE", RLIMIT_NOFILE, "55", rl, NULL) >= 0); assert_se(rl[RLIMIT_NOFILE]); assert_se(rl[RLIMIT_NOFILE]->rlim_cur == 55); assert_se(rl[RLIMIT_NOFILE]->rlim_cur == rl[RLIMIT_NOFILE]->rlim_max); assert_se(config_parse_rlimit(NULL, "fake", 1, "section", 1, "LimitNOFILE", RLIMIT_NOFILE, "55:66", rl, NULL) >= 0); assert_se(rl[RLIMIT_NOFILE]); assert_se(rl[RLIMIT_NOFILE]->rlim_cur == 55); assert_se(rl[RLIMIT_NOFILE]->rlim_max == 66); assert_se(config_parse_rlimit(NULL, "fake", 1, "section", 1, "LimitNOFILE", RLIMIT_NOFILE, "infinity", rl, NULL) >= 0); assert_se(rl[RLIMIT_NOFILE]); assert_se(rl[RLIMIT_NOFILE]->rlim_cur == RLIM_INFINITY); assert_se(rl[RLIMIT_NOFILE]->rlim_cur == rl[RLIMIT_NOFILE]->rlim_max); assert_se(config_parse_rlimit(NULL, "fake", 1, "section", 1, "LimitNOFILE", RLIMIT_NOFILE, "infinity:infinity", rl, NULL) >= 0); assert_se(rl[RLIMIT_NOFILE]); assert_se(rl[RLIMIT_NOFILE]->rlim_cur == RLIM_INFINITY); assert_se(rl[RLIMIT_NOFILE]->rlim_cur == rl[RLIMIT_NOFILE]->rlim_max); rl[RLIMIT_NOFILE]->rlim_cur = 10; rl[RLIMIT_NOFILE]->rlim_max = 20; /* Invalid values don't change rl */ assert_se(config_parse_rlimit(NULL, "fake", 1, "section", 1, "LimitNOFILE", RLIMIT_NOFILE, "10:20:30", rl, NULL) >= 0); assert_se(rl[RLIMIT_NOFILE]); assert_se(rl[RLIMIT_NOFILE]->rlim_cur == 10); assert_se(rl[RLIMIT_NOFILE]->rlim_max == 20); assert_se(config_parse_rlimit(NULL, "fake", 1, "section", 1, "LimitNOFILE", RLIMIT_NOFILE, "wat:wat", rl, NULL) >= 0); assert_se(rl[RLIMIT_NOFILE]); assert_se(rl[RLIMIT_NOFILE]->rlim_cur == 10); assert_se(rl[RLIMIT_NOFILE]->rlim_max == 20); assert_se(config_parse_rlimit(NULL, "fake", 1, "section", 1, "LimitNOFILE", RLIMIT_NOFILE, "66:wat", rl, NULL) >= 0); assert_se(rl[RLIMIT_NOFILE]); assert_se(rl[RLIMIT_NOFILE]->rlim_cur == 10); assert_se(rl[RLIMIT_NOFILE]->rlim_max == 20); assert_se(config_parse_rlimit(NULL, "fake", 1, "section", 1, "LimitNOFILE", RLIMIT_NOFILE, "200:100", rl, NULL) >= 0); assert_se(rl[RLIMIT_NOFILE]); assert_se(rl[RLIMIT_NOFILE]->rlim_cur == 10); assert_se(rl[RLIMIT_NOFILE]->rlim_max == 20); rl[RLIMIT_NOFILE] = mfree(rl[RLIMIT_NOFILE]); assert_se(config_parse_rlimit(NULL, "fake", 1, "section", 1, "LimitCPU", RLIMIT_CPU, "56", rl, NULL) >= 0); assert_se(rl[RLIMIT_CPU]); assert_se(rl[RLIMIT_CPU]->rlim_cur == 56); assert_se(rl[RLIMIT_CPU]->rlim_cur == rl[RLIMIT_CPU]->rlim_max); assert_se(config_parse_rlimit(NULL, "fake", 1, "section", 1, "LimitCPU", RLIMIT_CPU, "57s", rl, NULL) >= 0); assert_se(rl[RLIMIT_CPU]); assert_se(rl[RLIMIT_CPU]->rlim_cur == 57); assert_se(rl[RLIMIT_CPU]->rlim_cur == rl[RLIMIT_CPU]->rlim_max); assert_se(config_parse_rlimit(NULL, "fake", 1, "section", 1, "LimitCPU", RLIMIT_CPU, "40s:1m", rl, NULL) >= 0); assert_se(rl[RLIMIT_CPU]); assert_se(rl[RLIMIT_CPU]->rlim_cur == 40); assert_se(rl[RLIMIT_CPU]->rlim_max == 60); assert_se(config_parse_rlimit(NULL, "fake", 1, "section", 1, "LimitCPU", RLIMIT_CPU, "infinity", rl, NULL) >= 0); assert_se(rl[RLIMIT_CPU]); assert_se(rl[RLIMIT_CPU]->rlim_cur == RLIM_INFINITY); assert_se(rl[RLIMIT_CPU]->rlim_cur == rl[RLIMIT_CPU]->rlim_max); assert_se(config_parse_rlimit(NULL, "fake", 1, "section", 1, "LimitCPU", RLIMIT_CPU, "1234ms", rl, NULL) >= 0); assert_se(rl[RLIMIT_CPU]); assert_se(rl[RLIMIT_CPU]->rlim_cur == 2); assert_se(rl[RLIMIT_CPU]->rlim_cur == rl[RLIMIT_CPU]->rlim_max); rl[RLIMIT_CPU] = mfree(rl[RLIMIT_CPU]); assert_se(config_parse_rlimit(NULL, "fake", 1, "section", 1, "LimitRTTIME", RLIMIT_RTTIME, "58", rl, NULL) >= 0); assert_se(rl[RLIMIT_RTTIME]); assert_se(rl[RLIMIT_RTTIME]->rlim_cur == 58); assert_se(rl[RLIMIT_RTTIME]->rlim_cur == rl[RLIMIT_RTTIME]->rlim_max); assert_se(config_parse_rlimit(NULL, "fake", 1, "section", 1, "LimitRTTIME", RLIMIT_RTTIME, "58:60", rl, NULL) >= 0); assert_se(rl[RLIMIT_RTTIME]); assert_se(rl[RLIMIT_RTTIME]->rlim_cur == 58); assert_se(rl[RLIMIT_RTTIME]->rlim_max == 60); assert_se(config_parse_rlimit(NULL, "fake", 1, "section", 1, "LimitRTTIME", RLIMIT_RTTIME, "59s", rl, NULL) >= 0); assert_se(rl[RLIMIT_RTTIME]); assert_se(rl[RLIMIT_RTTIME]->rlim_cur == 59 * USEC_PER_SEC); assert_se(rl[RLIMIT_RTTIME]->rlim_cur == rl[RLIMIT_RTTIME]->rlim_max); assert_se(config_parse_rlimit(NULL, "fake", 1, "section", 1, "LimitRTTIME", RLIMIT_RTTIME, "59s:123s", rl, NULL) >= 0); assert_se(rl[RLIMIT_RTTIME]); assert_se(rl[RLIMIT_RTTIME]->rlim_cur == 59 * USEC_PER_SEC); assert_se(rl[RLIMIT_RTTIME]->rlim_max == 123 * USEC_PER_SEC); assert_se(config_parse_rlimit(NULL, "fake", 1, "section", 1, "LimitRTTIME", RLIMIT_RTTIME, "infinity", rl, NULL) >= 0); assert_se(rl[RLIMIT_RTTIME]); assert_se(rl[RLIMIT_RTTIME]->rlim_cur == RLIM_INFINITY); assert_se(rl[RLIMIT_RTTIME]->rlim_cur == rl[RLIMIT_RTTIME]->rlim_max); assert_se(config_parse_rlimit(NULL, "fake", 1, "section", 1, "LimitRTTIME", RLIMIT_RTTIME, "infinity:infinity", rl, NULL) >= 0); assert_se(rl[RLIMIT_RTTIME]); assert_se(rl[RLIMIT_RTTIME]->rlim_cur == RLIM_INFINITY); assert_se(rl[RLIMIT_RTTIME]->rlim_cur == rl[RLIMIT_RTTIME]->rlim_max); assert_se(config_parse_rlimit(NULL, "fake", 1, "section", 1, "LimitRTTIME", RLIMIT_RTTIME, "2345ms", rl, NULL) >= 0); assert_se(rl[RLIMIT_RTTIME]); assert_se(rl[RLIMIT_RTTIME]->rlim_cur == 2345 * USEC_PER_MSEC); assert_se(rl[RLIMIT_RTTIME]->rlim_cur == rl[RLIMIT_RTTIME]->rlim_max); rl[RLIMIT_RTTIME] = mfree(rl[RLIMIT_RTTIME]); } TEST(config_parse_pass_environ) { /* int config_parse_pass_environ( const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata) */ int r; _cleanup_strv_free_ char **passenv = NULL; r = config_parse_pass_environ(NULL, "fake", 1, "section", 1, "PassEnvironment", 0, "A B", &passenv, NULL); assert_se(r >= 0); assert_se(strv_length(passenv) == 2); assert_se(streq(passenv[0], "A")); assert_se(streq(passenv[1], "B")); r = config_parse_pass_environ(NULL, "fake", 1, "section", 1, "PassEnvironment", 0, "", &passenv, NULL); assert_se(r >= 0); assert_se(strv_isempty(passenv)); r = config_parse_pass_environ(NULL, "fake", 1, "section", 1, "PassEnvironment", 0, "'invalid name' 'normal_name' A=1 'special_name$$' \\", &passenv, NULL); assert_se(r >= 0); assert_se(strv_length(passenv) == 1); assert_se(streq(passenv[0], "normal_name")); } TEST(config_parse_unit_env_file) { /* int config_parse_unit_env_file( const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata) */ _cleanup_(manager_freep) Manager *m = NULL; Unit *u; _cleanup_strv_free_ char **files = NULL; int r; r = manager_new(RUNTIME_SCOPE_USER, MANAGER_TEST_RUN_MINIMAL, &m); if (manager_errno_skip_test(r)) { log_notice_errno(r, "Skipping test: manager_new: %m"); return; } assert_se(r >= 0); assert_se(manager_startup(m, NULL, NULL, NULL) >= 0); assert_se(u = unit_new(m, sizeof(Service))); assert_se(unit_add_name(u, "foobar.service") == 0); r = config_parse_unit_env_file(u->id, "fake", 1, "section", 1, "EnvironmentFile", 0, "not-absolute", &files, u); assert_se(r == 0); assert_se(strv_isempty(files)); r = config_parse_unit_env_file(u->id, "fake", 1, "section", 1, "EnvironmentFile", 0, "/absolute1", &files, u); assert_se(r == 0); assert_se(strv_length(files) == 1); r = config_parse_unit_env_file(u->id, "fake", 1, "section", 1, "EnvironmentFile", 0, "/absolute2", &files, u); assert_se(r == 0); assert_se(strv_length(files) == 2); assert_se(streq(files[0], "/absolute1")); assert_se(streq(files[1], "/absolute2")); r = config_parse_unit_env_file(u->id, "fake", 1, "section", 1, "EnvironmentFile", 0, "", &files, u); assert_se(r == 0); assert_se(strv_isempty(files)); r = config_parse_unit_env_file(u->id, "fake", 1, "section", 1, "EnvironmentFile", 0, "/path/%n.conf", &files, u); assert_se(r == 0); assert_se(strv_length(files) == 1); assert_se(streq(files[0], "/path/foobar.service.conf")); } TEST(unit_dump_config_items) { unit_dump_config_items(stdout); } TEST(config_parse_memory_limit) { /* int config_parse_memory_limit( const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata) */ CGroupContext c; struct limit_test { const char *limit; const char *value; uint64_t *result; uint64_t expected; } limit_tests[]= { { "MemoryMin", "", &c.memory_min, CGROUP_LIMIT_MIN }, { "MemoryMin", "0", &c.memory_min, CGROUP_LIMIT_MIN }, { "MemoryMin", "10", &c.memory_min, 10 }, { "MemoryMin", "infinity", &c.memory_min, CGROUP_LIMIT_MAX }, { "MemoryLow", "", &c.memory_low, CGROUP_LIMIT_MIN }, { "MemoryLow", "0", &c.memory_low, CGROUP_LIMIT_MIN }, { "MemoryLow", "10", &c.memory_low, 10 }, { "MemoryLow", "infinity", &c.memory_low, CGROUP_LIMIT_MAX }, { "MemoryHigh", "", &c.memory_high, CGROUP_LIMIT_MAX }, { "MemoryHigh", "0", &c.memory_high, CGROUP_LIMIT_DUMMY }, { "MemoryHigh", "10", &c.memory_high, 10 }, { "MemoryHigh", "infinity", &c.memory_high, CGROUP_LIMIT_MAX }, { "MemoryMax", "", &c.memory_max, CGROUP_LIMIT_MAX }, { "MemoryMax", "0", &c.memory_max, CGROUP_LIMIT_DUMMY }, { "MemoryMax", "10", &c.memory_max, 10 }, { "MemoryMax", "infinity", &c.memory_max, CGROUP_LIMIT_MAX }, }; size_t i; int r; for (i = 0; i < ELEMENTSOF(limit_tests); i++) { c.memory_min = CGROUP_LIMIT_DUMMY; c.memory_low = CGROUP_LIMIT_DUMMY; c.memory_high = CGROUP_LIMIT_DUMMY; c.memory_max = CGROUP_LIMIT_DUMMY; r = config_parse_memory_limit(NULL, "fake", 1, "section", 1, limit_tests[i].limit, 1, limit_tests[i].value, &c, NULL); log_info("%s=%s\t%"PRIu64"==%"PRIu64, limit_tests[i].limit, limit_tests[i].value, *limit_tests[i].result, limit_tests[i].expected); assert_se(r >= 0); assert_se(*limit_tests[i].result == limit_tests[i].expected); } } TEST(contains_instance_specifier_superset) { assert_se(contains_instance_specifier_superset("foobar@a%i")); assert_se(contains_instance_specifier_superset("foobar@%ia")); assert_se(contains_instance_specifier_superset("foobar@%n")); assert_se(contains_instance_specifier_superset("foobar@%n.service")); assert_se(contains_instance_specifier_superset("foobar@%N")); assert_se(contains_instance_specifier_superset("foobar@%N.service")); assert_se(contains_instance_specifier_superset("foobar@baz.%N.service")); assert_se(contains_instance_specifier_superset("@%N.service")); assert_se(contains_instance_specifier_superset("@%N")); assert_se(contains_instance_specifier_superset("@%a%N")); assert_se(!contains_instance_specifier_superset("foobar@%i.service")); assert_se(!contains_instance_specifier_superset("foobar%ia.service")); assert_se(!contains_instance_specifier_superset("foobar@%%n.service")); assert_se(!contains_instance_specifier_superset("foobar@baz.service")); assert_se(!contains_instance_specifier_superset("%N.service")); assert_se(!contains_instance_specifier_superset("%N")); assert_se(!contains_instance_specifier_superset("@%aN")); assert_se(!contains_instance_specifier_superset("@%a%b")); } TEST(unit_is_recursive_template_dependency) { _cleanup_(manager_freep) Manager *m = NULL; Unit *u; int r; r = manager_new(RUNTIME_SCOPE_USER, MANAGER_TEST_RUN_MINIMAL, &m); if (manager_errno_skip_test(r)) { log_notice_errno(r, "Skipping test: manager_new: %m"); return; } assert_se(r >= 0); assert_se(manager_startup(m, NULL, NULL, NULL) >= 0); assert_se(u = unit_new(m, sizeof(Service))); assert_se(unit_add_name(u, "foobar@1.service") == 0); u->fragment_path = strdup("/foobar@.service"); assert_se(hashmap_put_strdup(&m->unit_id_map, "foobar@foobar@123.service", "/foobar@.service")); assert_se(hashmap_put_strdup(&m->unit_id_map, "foobar@foobar@456.service", "/custom.service")); /* Test that %n, %N and any extension of %i specifiers in the instance are detected as recursive. */ assert_se(unit_is_likely_recursive_template_dependency(u, "foobar@foobar@123.service", "foobar@%N.service") == 1); assert_se(unit_is_likely_recursive_template_dependency(u, "foobar@foobar@123.service", "foobar@%n.service") == 1); assert_se(unit_is_likely_recursive_template_dependency(u, "foobar@foobar@123.service", "foobar@a%i.service") == 1); assert_se(unit_is_likely_recursive_template_dependency(u, "foobar@foobar@123.service", "foobar@%ia.service") == 1); assert_se(unit_is_likely_recursive_template_dependency(u, "foobar@foobar@123.service", "foobar@%x%n.service") == 1); /* Test that %i on its own is not detected as recursive. */ assert_se(unit_is_likely_recursive_template_dependency(u, "foobar@foobar@123.service", "foobar@%i.service") == 0); /* Test that a specifier other than %i, %n and %N is not detected as recursive. */ assert_se(unit_is_likely_recursive_template_dependency(u, "foobar@foobar@123.service", "foobar@%xn.service") == 0); /* Test that an expanded specifier is not detected as recursive. */ assert_se(unit_is_likely_recursive_template_dependency(u, "foobar@foobar@123.service", "foobar@foobar@123.service") == 0); /* Test that a dependency with a custom fragment path is not detected as recursive. */ assert_se(unit_is_likely_recursive_template_dependency(u, "foobar@foobar@456.service", "foobar@%n.service") == 0); /* Test that a dependency without a fragment path is not detected as recursive. */ assert_se(unit_is_likely_recursive_template_dependency(u, "foobar@foobar@789.service", "foobar@%n.service") == 0); /* Test that a dependency with a different prefix is not detected as recursive. */ assert_se(unit_is_likely_recursive_template_dependency(u, "quux@foobar@123.service", "quux@%n.service") == 0); /* Test that a dependency of a different type is not detected as recursive. */ assert_se(unit_is_likely_recursive_template_dependency(u, "foobar@foobar@123.mount", "foobar@%n.mount") == 0); } #define TEST_PATTERN(_regex, _allowed_patterns_count, _denied_patterns_count) \ { \ .regex = _regex, \ .allowed_patterns_count = _allowed_patterns_count, \ .denied_patterns_count = _denied_patterns_count \ } TEST(config_parse_log_filter_patterns) { ExecContext c = {}; static const struct { const char *regex; size_t allowed_patterns_count; size_t denied_patterns_count; } regex_tests[] = { TEST_PATTERN("", 0, 0), TEST_PATTERN(".*", 1, 0), TEST_PATTERN("~.*", 1, 1), TEST_PATTERN("", 0, 0), TEST_PATTERN("~.*", 0, 1), TEST_PATTERN("[.*", 0, 1), /* Invalid pattern. */ TEST_PATTERN(".*gg.*", 1, 1), TEST_PATTERN("~.*", 1, 1), /* Already in the patterns list. */ TEST_PATTERN("[.*", 1, 1), /* Invalid pattern. */ TEST_PATTERN("\\x7ehello", 2, 1), TEST_PATTERN("", 0, 0), TEST_PATTERN("~foobar", 0, 1), }; if (ERRNO_IS_NOT_SUPPORTED(dlopen_pcre2())) return (void) log_tests_skipped("PCRE2 support is not available"); for (size_t i = 0; i < ELEMENTSOF(regex_tests); i++) { assert_se(config_parse_log_filter_patterns(NULL, "fake", 1, "section", 1, "LogFilterPatterns", 1, regex_tests[i].regex, &c, NULL) >= 0); assert_se(set_size(c.log_filter_allowed_patterns) == regex_tests[i].allowed_patterns_count); assert_se(set_size(c.log_filter_denied_patterns) == regex_tests[i].denied_patterns_count); /* Ensure `~` is properly removed */ const char *p; SET_FOREACH(p, c.log_filter_allowed_patterns) assert_se(p && p[0] != '~'); SET_FOREACH(p, c.log_filter_denied_patterns) assert_se(p && p[0] != '~'); } exec_context_done(&c); } TEST(config_parse_open_file) { _cleanup_(manager_freep) Manager *m = NULL; _cleanup_(unit_freep) Unit *u = NULL; _cleanup_(open_file_freep) OpenFile *of = NULL; int r; r = manager_new(RUNTIME_SCOPE_USER, MANAGER_TEST_RUN_MINIMAL, &m); if (manager_errno_skip_test(r)) { log_notice_errno(r, "Skipping test: manager_new: %m"); return; } assert_se(r >= 0); assert_se(manager_startup(m, NULL, NULL, NULL) >= 0); assert_se(u = unit_new(m, sizeof(Service))); assert_se(unit_add_name(u, "foobar.service") == 0); r = config_parse_open_file(NULL, "fake", 1, "section", 1, "OpenFile", 0, "/proc/1/ns/mnt:host-mount-namespace:read-only", &of, u); assert_se(r >= 0); assert_se(of); assert_se(streq(of->path, "/proc/1/ns/mnt")); assert_se(streq(of->fdname, "host-mount-namespace")); assert_se(of->flags == OPENFILE_READ_ONLY); of = open_file_free(of); r = config_parse_open_file(NULL, "fake", 1, "section", 1, "OpenFile", 0, "/proc/1/ns/mnt::read-only", &of, u); assert_se(r >= 0); assert_se(of); assert_se(streq(of->path, "/proc/1/ns/mnt")); assert_se(streq(of->fdname, "mnt")); assert_se(of->flags == OPENFILE_READ_ONLY); r = config_parse_open_file(NULL, "fake", 1, "section", 1, "OpenFile", 0, "", &of, u); assert_se(r >= 0); assert_se(!of); } static int intro(void) { if (enter_cgroup_subroot(NULL) == -ENOMEDIUM) return log_tests_skipped("cgroupfs not available"); assert_se(runtime_dir = setup_fake_runtime_dir()); return EXIT_SUCCESS; } DEFINE_TEST_MAIN_WITH_INTRO(LOG_INFO, intro);