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);
}
static int test_unit_file_get_set(void) {
int r;
Hashmap *h;
Iterator i;
UnitFileList *p;
h = hashmap_new(&string_hash_ops);
assert_se(h);
r = unit_file_get_list(UNIT_FILE_SYSTEM, NULL, h, NULL, NULL);
if (IN_SET(r, -EPERM, -EACCES)) {
log_notice_errno(r, "Skipping test: unit_file_get_list: %m");
return EXIT_TEST_SKIP;
}
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, i)
printf("%s = %s\n", p->path, unit_file_state_to_string(p->state));
unit_file_list_free(h);
return 0;
}
static void test_cg_tests(void) {
int all, hybrid, systemd, r;
r = cg_unified_flush();
if (r == -ENOMEDIUM) {
log_notice_errno(r, "Skipping cg hierarchy tests: %m");
return;
}
assert_se(r == 0);
all = cg_all_unified();
assert_se(IN_SET(all, 0, 1));
hybrid = cg_hybrid_unified();
assert_se(IN_SET(hybrid, 0, 1));
systemd = cg_unified_controller(SYSTEMD_CGROUP_CONTROLLER);
assert_se(IN_SET(systemd, 0, 1));
if (all) {
assert_se(systemd);
assert_se(!hybrid);
} else if (hybrid) {
assert_se(systemd);
assert_se(!all);
} else
assert_se(!systemd);
}
int main(int argc, char *argv[]) {
_cleanup_(sd_resolve_query_unrefp) sd_resolve_query *q1 = NULL, *q2 = NULL;
_cleanup_(sd_resolve_unrefp) sd_resolve *resolve = NULL;
int r = 0;
struct addrinfo hints = {
.ai_family = PF_UNSPEC,
.ai_socktype = SOCK_STREAM,
.ai_flags = AI_CANONNAME
};
struct sockaddr_in sa = {
.sin_family = AF_INET,
.sin_port = htons(80)
};
assert_se(sd_resolve_default(&resolve) >= 0);
/* Test a floating resolver query */
r = sd_resolve_getaddrinfo(resolve, NULL, "redhat.com", "http", NULL, getaddrinfo_handler, NULL);
if (r < 0)
log_error_errno(r, "sd_resolve_getaddrinfo(): %m");
/* Make a name -> address query */
r = sd_resolve_getaddrinfo(resolve, &q1, argc >= 2 ? argv[1] : "www.heise.de", NULL, &hints, getaddrinfo_handler, NULL);
if (r < 0)
log_error_errno(r, "sd_resolve_getaddrinfo(): %m");
/* Make an address -> name query */
sa.sin_addr.s_addr = inet_addr(argc >= 3 ? argv[2] : "193.99.144.71");
r = sd_resolve_getnameinfo(resolve, &q2, (struct sockaddr*) &sa, sizeof(sa), 0, SD_RESOLVE_GET_BOTH, getnameinfo_handler, NULL);
if (r < 0)
log_error_errno(r, "sd_resolve_getnameinfo(): %m");
/* Wait until all queries are completed */
for (;;) {
r = sd_resolve_wait(resolve, TEST_TIMEOUT_USEC);
if (r == 0)
break;
if (r == -ETIMEDOUT) {
/* Let's catch timeouts here, so that we can run safely in a CI that has no reliable DNS. Note
* that we invoke exit() directly here, as the stuck NSS call will not allow us to exit
* cleanly. */
log_notice_errno(r, "sd_resolve_wait() timed out, but that's OK");
exit(EXIT_SUCCESS);
}
if (r < 0) {
log_error_errno(r, "sd_resolve_wait(): %m");
assert_not_reached("sd_resolve_wait() failed");
}
}
return 0;
}
static int apply_all(OrderedHashmap *sysctl_options) {
char *property, *value;
Iterator i;
int r = 0;
ORDERED_HASHMAP_FOREACH_KEY(value, property, sysctl_options, i) {
int k;
k = sysctl_write(property, value);
if (k < 0) {
/* If the sysctl is not available in the kernel or we are running with reduced privileges and
* cannot write it, then log about the issue at LOG_NOTICE level, and proceed without
* failing. (EROFS is treated as a permission problem here, since that's how container managers
* usually protected their sysctls.) In all other cases log an error and make the tool fail. */
if (IN_SET(k, -EPERM, -EACCES, -EROFS, -ENOENT))
log_notice_errno(k, "Couldn't write '%s' to '%s', ignoring: %m", value, property);
else {
log_error_errno(k, "Couldn't write '%s' to '%s': %m", value, property);
if (r == 0)
r = k;
}
}
}
static void test_config_parse_exec(void) {
/* 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;
Manager *m = NULL;
Unit *u = NULL;
r = manager_new(UNIT_FILE_USER, MANAGER_TEST_RUN_MINIMAL, &m);
if (MANAGER_SKIP_TEST(r)) {
log_notice_errno(r, "Skipping test: manager_new: %m");
return;
}
assert_se(r >= 0);
assert_se(manager_startup(m, 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 == -ENOEXEC);
c1 = c1->command_next;
check_execcommand(c1, "/RValue", "argv0", "r1", NULL, true);
/* second command fails because the executable name is ";" */
assert_se(c1->command_next == NULL);
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("/* 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);
unit_free(u);
manager_free(m);
}
int udev_parse_config_full(
unsigned *ret_children_max,
usec_t *ret_exec_delay_usec,
usec_t *ret_event_timeout_usec,
ResolveNameTiming *ret_resolve_name_timing) {
_cleanup_free_ char *log_val = NULL, *children_max = NULL, *exec_delay = NULL, *event_timeout = NULL, *resolve_names = NULL;
int r;
r = parse_env_file(NULL, "/etc/udev/udev.conf",
"udev_log", &log_val,
"children_max", &children_max,
"exec_delay", &exec_delay,
"event_timeout", &event_timeout,
"resolve_names", &resolve_names);
if (r == -ENOENT)
return 0;
if (r < 0)
return r;
if (log_val) {
const char *log;
size_t n;
/* unquote */
n = strlen(log_val);
if (n >= 2 &&
((log_val[0] == '"' && log_val[n-1] == '"') ||
(log_val[0] == '\'' && log_val[n-1] == '\''))) {
log_val[n - 1] = '\0';
log = log_val + 1;
} else
log = log_val;
/* we set the udev log level here explicitly, this is supposed
* to regulate the code in libudev/ and udev/. */
r = log_set_max_level_from_string_realm(LOG_REALM_UDEV, log);
if (r < 0)
log_debug_errno(r, "/etc/udev/udev.conf: failed to set udev log level '%s', ignoring: %m", log);
}
if (ret_children_max && children_max) {
r = safe_atou(children_max, ret_children_max);
if (r < 0)
log_notice_errno(r, "/etc/udev/udev.conf: failed to set parse children_max=%s, ignoring: %m", children_max);
}
if (ret_exec_delay_usec && exec_delay) {
r = parse_sec(exec_delay, ret_exec_delay_usec);
if (r < 0)
log_notice_errno(r, "/etc/udev/udev.conf: failed to set parse exec_delay=%s, ignoring: %m", exec_delay);
}
if (ret_event_timeout_usec && event_timeout) {
r = parse_sec(event_timeout, ret_event_timeout_usec);
if (r < 0)
log_notice_errno(r, "/etc/udev/udev.conf: failed to set parse event_timeout=%s, ignoring: %m", event_timeout);
}
if (ret_resolve_name_timing && resolve_names) {
ResolveNameTiming t;
t = resolve_name_timing_from_string(resolve_names);
if (t < 0)
log_notice("/etc/udev/udev.conf: failed to set parse resolve_names=%s, ignoring.", resolve_names);
else
*ret_resolve_name_timing = t;
}
return 0;
}
static void test_config_parse_log_extra_fields(void) {
/* 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(UNIT_FILE_USER, MANAGER_TEST_RUN_MINIMAL, &m);
if (MANAGER_SKIP_TEST(r)) {
log_notice_errno(r, "Skipping test: manager_new: %m");
return;
}
assert_se(r >= 0);
assert_se(manager_startup(m, 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__);
}
