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/* SPDX-License-Identifier: LGPL-2.1-or-later */
/* Usage:
* ./test-session-properties <SESSION-OBJECT-PATH>
* e.g.,
* ./test-session-properties /org/freedesktop/login1/session/_32
*/
#include <fcntl.h>
#include <sys/stat.h>
#include <unistd.h>
#include "alloc-util.h"
#include "bus-common-errors.h"
#include "bus-locator.h"
#include "path-util.h"
#include "string-util.h"
#include "terminal-util.h"
#include "tests.h"
static BusLocator session;
/* Tests org.freedesktop.logind.Session SetType */
TEST(set_type) {
_cleanup_(sd_bus_flush_close_unrefp) sd_bus* bus = NULL;
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
const char* types[] = {"tty", "x11", "wayland", "mir", "web"};
_cleanup_free_ char *type = NULL, *type2 = NULL;
assert_se(sd_bus_open_system(&bus) >= 0);
/* Default type is set */
assert_se(bus_get_property_string(bus, &session, "Type", NULL, &type) >= 0);
assert_se(streq(type, "tty"));
/* Type can only be set by the session controller (which we're not ATM) */
assert_se(bus_call_method(bus, &session, "SetType", &error, NULL, "s", "x11") < 0);
assert_se(sd_bus_error_has_name(&error, BUS_ERROR_NOT_IN_CONTROL));
assert_se(bus_call_method(bus, &session, "TakeControl", NULL, NULL, "b", true) >= 0);
/* All defined session types can be set */
for (size_t i = 0; i < ELEMENTSOF(types); i++) {
type = mfree(type);
assert_se(bus_call_method(bus, &session, "SetType", NULL, NULL, "s", types[i]) >= 0);
assert_se(bus_get_property_string(bus, &session, "Type", NULL, &type) >= 0);
assert_se(streq(type, types[i]));
}
/* An unknown type is rejected */
sd_bus_error_free(&error);
assert_se(bus_call_method(bus, &session, "SetType", &error, NULL, "s", "hello") < 0);
assert_se(sd_bus_error_has_name(&error, SD_BUS_ERROR_INVALID_ARGS));
assert_se(bus_get_property_string(bus, &session, "Type", NULL, &type2) >= 0);
/* Type is reset to the original value when we release control of the session */
assert_se(!streq(type, "tty"));
assert_se(bus_call_method(bus, &session, "ReleaseControl", NULL, NULL, "") >= 0);
type = mfree(type);
assert_se(bus_get_property_string(bus, &session, "Type", NULL, &type) >= 0);
assert_se(streq(type, "tty"));
}
/* Tests org.freedesktop.logind.Session SetDisplay */
TEST(set_display) {
_cleanup_(sd_bus_flush_close_unrefp) sd_bus* bus = NULL;
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
_cleanup_free_ char *display = NULL;
assert_se(sd_bus_open_system(&bus) >= 0);
/* Display is unset by default */
assert_se(bus_get_property_string(bus, &session, "Display", NULL, &display) >= 0);
assert_se(isempty(display));
/* Display can only be set by the session controller (which we're not ATM) */
assert_se(bus_call_method(bus, &session, "SetDisplay", &error, NULL, "s", ":0") < 0);
assert_se(sd_bus_error_has_name(&error, BUS_ERROR_NOT_IN_CONTROL));
assert_se(bus_call_method(bus, &session, "TakeControl", NULL, NULL, "b", true) >= 0);
/* Display can only be set on a graphical session */
assert_se(bus_call_method(bus, &session, "SetType", NULL, NULL, "s", "tty") >= 0);
sd_bus_error_free(&error);
assert_se(bus_call_method(bus, &session, "SetDisplay", &error, NULL, "s", ":0") < 0);
assert_se(sd_bus_error_has_name(&error, SD_BUS_ERROR_NOT_SUPPORTED));
assert_se(bus_call_method(bus, &session, "SetType", NULL, NULL, "s", "x11") >= 0);
/* Non-empty display can be set */
assert_se(bus_call_method(bus, &session, "SetDisplay", NULL, NULL, "s", ":0") >= 0);
display = mfree(display);
assert_se(bus_get_property_string(bus, &session, "Display", NULL, &display) >= 0);
assert_se(streq(display, ":0"));
/* Empty display can be set too */
assert_se(bus_call_method(bus, &session, "SetDisplay", NULL, NULL, "s", "") >= 0);
display = mfree(display);
assert_se(bus_get_property_string(bus, &session, "Display", NULL, &display) >= 0);
assert_se(isempty(display));
}
/* Tests org.freedesktop.logind.Session SetTTY */
TEST(set_tty) {
_cleanup_(sd_bus_flush_close_unrefp) sd_bus* bus = NULL;
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
_cleanup_free_ char *tty = NULL;
const char *path = "/dev/tty2"; /* testsuite uses tty2 */
int fd;
fd = open(path, O_RDWR|O_CLOEXEC|O_NOCTTY);
assert_se(fd >= 0);
assert_se(sd_bus_open_system(&bus) >= 0);
/* tty can only be set by the session controller (which we're not ATM) */
assert_se(bus_call_method(bus, &session, "SetTTY", &error, NULL, "h", fd) < 0);
assert_se(sd_bus_error_has_name(&error, BUS_ERROR_NOT_IN_CONTROL));
assert_se(bus_call_method(bus, &session, "TakeControl", NULL, NULL, "b", true) >= 0);
/* tty can be set */
assert_se(bus_call_method(bus, &session, "SetTTY", NULL, NULL, "h", fd) >= 0);
tty = mfree(tty);
assert_se(bus_get_property_string(bus, &session, "TTY", NULL, &tty) >= 0);
assert_se(streq(tty, "tty2"));
}
static int intro(void) {
if (saved_argc <= 1)
return EXIT_FAILURE;
session = (BusLocator) {
.destination = "org.freedesktop.login1",
.path = saved_argv[1],
.interface = "org.freedesktop.login1.Session",
};
return EXIT_SUCCESS;
}
DEFINE_TEST_MAIN_WITH_INTRO(LOG_DEBUG, intro);
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