2 * Copyright (c) 2017 Panasonic Corporation
4 * Permission is hereby granted, free of charge, to any person obtaining a copy
5 * of this software and associated documentation files (the "Software"), to deal
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9 * furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice shall be included in all
12 * copies or substantial portions of the Software.
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
33 #include "cpptoml/cpptoml.h"
37 #define RUNXDG_CONFIG "runxdg.toml"
38 #define AREA_NORMAL_FULL "normal.full"
40 void fatal(const char* format, ...)
43 va_start(va_args, format);
44 vfprintf(stderr, format, va_args);
50 void warn(const char* format, ...)
53 va_start(va_args, format);
54 vfprintf(stderr, format, va_args);
58 void debug(const char* format, ...)
61 va_start(va_args, format);
62 vfprintf(stderr, format, va_args);
66 void RunXDG::notify_ivi_control_cb (ilmObjectType object, t_ilm_uint id,
69 if (object == ILM_SURFACE) {
70 struct ilmSurfaceProperties surf_props;
72 ilm_getPropertiesOfSurface(id, &surf_props);
73 pid_t surf_pid = surf_props.creatorPid;
76 AGL_DEBUG("ivi surface (id=%d, pid=%d) destroyed.", id, surf_pid);
77 m_launcher->unregister_surfpid(surf_pid);
78 m_surfaces.erase(surf_pid);
82 AGL_DEBUG("ivi surface (id=%d, pid=%d) is created.", id, surf_pid);
84 m_launcher->register_surfpid(surf_pid);
85 if (m_launcher->m_rid &&
86 surf_pid == m_launcher->find_surfpid_by_rid(m_launcher->m_rid)) {
89 m_surfaces[surf_pid] = id;
90 } else if (object == ILM_LAYER) {
92 AGL_DEBUG("ivi layer: %d created.", id);
94 AGL_DEBUG("ivi layer: %d destroyed.", id);
98 void RunXDG::notify_ivi_control_cb_static (ilmObjectType object, t_ilm_uint id,
99 t_ilm_bool created, void *user_data)
101 RunXDG *runxdg = static_cast<RunXDG*>(user_data);
102 runxdg->notify_ivi_control_cb(object, id, created);
105 int POSIXLauncher::launch (std::string& name)
111 AGL_DEBUG("cannot fork()");
117 const char **argv = new const char * [m_args_v.size() + 1];
118 for (unsigned int i = 0; i < m_args_v.size(); ++i) {
119 argv[i] = m_args_v[i].c_str();
121 argv[m_args_v.size()] = NULL;
123 execv(argv[0], (char **)argv);
125 AGL_FATAL("fail to execve(%s)", argv[0]);
132 void POSIXLauncher::loop (volatile sig_atomic_t& e_flag)
138 ret = waitpid(m_rid, &status, 0);
140 if (errno == EINTR) {
141 AGL_DEBUG("catch EINTR while waitpid()");
149 if (WIFEXITED(status)) {
150 AGL_DEBUG("%s terminated, return %d", m_args_v[0].c_str(),
151 WEXITSTATUS(status));
153 if (WIFSIGNALED(status)) {
154 AGL_DEBUG("%s terminated by signal %d", m_args_v[0].c_str(),
160 /* parent killed by someone, so need to kill children */
161 AGL_DEBUG("killpg(0, SIGTERM)");
166 int AFMDBusLauncher::get_dbus_message_bus (GBusType bus_type,
167 GDBusConnection * &conn)
171 conn = g_bus_get_sync(bus_type, NULL, &err);
173 AGL_WARN("Failed to get session bus: %s", err->message);
174 g_clear_error (&err);
181 int AFMDBusLauncher::launch (std::string &name)
185 GDBusConnection* conn;
189 const char* xdg_app = name.c_str();
191 if (get_dbus_message_bus(G_BUS_TYPE_SESSION, conn)) {
195 msg = g_dbus_message_new_method_call (
202 AGL_WARN("Failed to allocate the dbus message");
203 g_object_unref(conn);
207 g_dbus_message_set_body(msg, g_variant_new("(s)", xdg_app));
209 re = g_dbus_connection_send_message_with_reply_sync (
210 conn, msg, G_DBUS_SEND_MESSAGE_FLAGS_NONE, -1, NULL, NULL, &err);
213 AGL_WARN("unable to send message: %s", err->message);
215 g_object_unref(conn);
220 g_dbus_connection_flush_sync(conn, NULL, &err);
222 AGL_WARN("unable to flush message queue: %s", err->message);
223 g_object_unref(conn);
229 body = g_dbus_message_get_body(re);
230 g_variant_get(body, "(&s)", &val);
232 AGL_DEBUG("dbus message get (%s)", val);
234 pid_t rid = std::stol(std::string(val));
235 AGL_DEBUG("RID = %d", rid);
237 g_object_unref(conn);
244 volatile sig_atomic_t e_flag = 0;
246 static void sigterm_handler (int signum)
251 static void init_signal (void)
253 struct sigaction act, info;
255 /* Setup signal for SIGTERM */
256 if (!sigaction(SIGTERM, NULL, &info)) {
257 if (info.sa_handler == SIG_IGN) {
258 AGL_DEBUG("SIGTERM being ignored.");
259 } else if (info.sa_handler == SIG_DFL) {
260 AGL_DEBUG("SIGTERM being defaulted.");
264 act.sa_handler = &sigterm_handler;
265 if (sigemptyset(&act.sa_mask) != 0) {
266 AGL_FATAL("Cannot initialize sigaction");
270 if (sigaction(SIGTERM, &act, &info) != 0) {
271 AGL_FATAL("Cannot register signal handler for SIGTERM");
275 int RunXDG::init_wm (void)
277 m_wm = new LibWindowmanager();
278 if (m_wm->init(m_port, m_token.c_str())) {
279 AGL_DEBUG("cannot initialize windowmanager");
283 std::function< void(json_object*) > h_active = [](json_object* object) {
284 AGL_DEBUG("Got Event_Active");
287 std::function< void(json_object*) > h_inactive = [](json_object* object) {
288 AGL_DEBUG("Got Event_Inactive");
291 std::function< void(json_object*) > h_visible = [](json_object* object) {
292 AGL_DEBUG("Got Event_Visible");
295 std::function< void(json_object*) > h_invisible = [](json_object* object) {
296 AGL_DEBUG("Got Event_Invisible");
299 std::function< void(json_object*) > h_syncdraw =
300 [this](json_object* object) {
301 AGL_DEBUG("Got Event_SyncDraw");
302 this->m_wm->endDraw(this->m_role.c_str());
305 std::function< void(json_object*) > h_flushdraw= [](json_object* object) {
306 AGL_DEBUG("Got Event_FlushDraw");
309 m_wm->set_event_handler(LibWindowmanager::Event_Active, h_active);
310 m_wm->set_event_handler(LibWindowmanager::Event_Inactive, h_inactive);
311 m_wm->set_event_handler(LibWindowmanager::Event_Visible, h_visible);
312 m_wm->set_event_handler(LibWindowmanager::Event_Invisible, h_invisible);
313 m_wm->set_event_handler(LibWindowmanager::Event_SyncDraw, h_syncdraw);
314 m_wm->set_event_handler(LibWindowmanager::Event_FlushDraw, h_flushdraw);
319 int RunXDG::init_hs (void)
321 m_hs = new LibHomeScreen();
322 if (m_hs->init(m_port, m_token.c_str())) {
323 AGL_DEBUG("cannot initialize homescreen");
327 std::function< void(json_object*) > handler = [this] (json_object* object) {
328 AGL_DEBUG("Activesurface %s ", this->m_role.c_str());
329 this->m_wm->activateWindow(this->m_role.c_str(), AREA_NORMAL_FULL);
331 m_hs->set_event_handler(LibHomeScreen::Event_ShowWindow, handler);
333 std::function< void(json_object*) > h_default= [](json_object* object) {
334 const char *j_str = json_object_to_json_string(object);
335 AGL_DEBUG("Got event [%s]", j_str);
337 m_hs->set_event_handler(LibHomeScreen::Event_OnScreenMessage, h_default);
342 int RunXDG::parse_config (const char *path_to_config)
344 auto config = cpptoml::parse_file(path_to_config);
346 if (config == nullptr) {
347 AGL_DEBUG("cannot parse %s", path_to_config);
351 AGL_DEBUG("[%s] parsed", path_to_config);
353 auto app = config->get_table("application");
354 if (app == nullptr) {
355 AGL_DEBUG("cannto find [application]");
359 m_role = *(app->get_as<std::string>("role"));
360 m_path = *(app->get_as<std::string>("path"));
361 if (m_role.empty() || m_path.empty()) {
362 AGL_FATAL("No name or path defined in config");
365 std::string method = *(app->get_as<std::string>("method"));
366 if (method.empty()) {
367 method = std::string("POSIX");
372 /* Setup API of launcher */
373 if (method == "POSIX") {
374 pl = new POSIXLauncher();
376 } else if (method == "AFM_DBUS") {
377 m_launcher = new AFMDBusLauncher();
379 } else if (method == "AFM_WEBSOCKET") {
380 m_launcher = new AFMWebSocketLauncher();
383 AGL_FATAL("Unknown type of launcher");
387 pl->m_args_v.push_back(m_path);
390 auto params = app->get_array_of<std::string>("params");
391 for (const auto& param : *params)
393 // replace special string "@port@" and "@token@"
394 size_t found = param.find("@port@");
395 if (found != std::string::npos) {
396 std::string sub1 = param.substr(0, found);
397 std::string sub2 = param.substr(found + 6, param.size() - found);
398 std::string str = sub1 + std::to_string(m_port) + sub2;
399 pl->m_args_v.push_back(str);
400 AGL_DEBUG("params[%s] (match @port@)", str.c_str());
404 found = param.find("@token@");
405 if (found != std::string::npos) {
406 std::string sub1 = param.substr(0, found);
407 std::string sub2 = param.substr(found + 7, param.size() - found);
408 std::string str = sub1 + m_token + sub2;
409 pl->m_args_v.push_back(str);
410 AGL_DEBUG("params[%s] (match @token@)", str.c_str());
414 pl->m_args_v.push_back(param);
416 AGL_DEBUG("params[%s]", param.c_str());
422 RunXDG::RunXDG (int port, const char* token, const char* id)
424 m_id = std::string(id);
426 m_token = std::string(token);
429 auto path = std::string(getenv("AFM_APP_INSTALL_DIR"));
430 path = path + "/" + RUNXDG_CONFIG;
432 // Parse config file of runxdg
433 if (parse_config(path.c_str())) {
434 AGL_FATAL("Error in config");
437 AGL_DEBUG("id=[%s], name=[%s], path=[%s], port=%lu, token=[%s]",
438 m_id.c_str(), m_role.c_str(), m_path.c_str(),
439 m_port, m_token.c_str());
441 // Setup HomeScreen/WindowManager API
443 AGL_FATAL("cannot setup wm API");
446 AGL_FATAL("cannot setup hs API");
448 // Setup ilmController API
449 m_ic = new ILMControl(notify_ivi_control_cb_static, this);
451 AGL_DEBUG("RunXDG created.");
454 void RunXDG::setup_surface (int id)
456 std::string sid = std::to_string(id);
458 // This surface is mine, register pair app_name and ivi id.
459 AGL_DEBUG("requestSurfaceXDG(%s,%d)", m_role.c_str(), id);
460 m_wm->requestSurfaceXDG(this->m_role.c_str(), id);
462 if (m_pending_create) {
463 // Recovering 1st time tap_shortcut is dropped because
464 // the application has not been run yet (1st time launch)
465 m_pending_create = false;
466 m_wm->activateWindow(this->m_role.c_str(), AREA_NORMAL_FULL);
470 void POSIXLauncher::register_surfpid (pid_t surf_pid)
472 if (surf_pid == m_rid) {
473 if (!std::count(m_pid_v.begin(), m_pid_v.end(), surf_pid)) {
474 AGL_DEBUG("surface creator(pid=%d) registered", surf_pid);
475 m_pid_v.push_back(surf_pid);
476 AGL_DEBUG("m_pid_v.count(%d) = %d", surf_pid,
477 std::count(m_pid_v.begin(), m_pid_v.end(), surf_pid));
482 void POSIXLauncher::unregister_surfpid (pid_t surf_pid)
484 auto itr = m_pid_v.begin();
485 while (itr != m_pid_v.end()) {
486 if (*itr == surf_pid) {
487 m_pid_v.erase(itr++);
494 pid_t POSIXLauncher::find_surfpid_by_rid (pid_t rid)
496 AGL_DEBUG("find surfpid by rid(%d)", rid);
497 if (std::count(m_pid_v.begin(), m_pid_v.end(), rid)) {
498 AGL_DEBUG("found return(%d)", rid);
505 void AFMLauncher::register_surfpid (pid_t surf_pid)
509 pgid = getpgid(surf_pid);
512 AGL_DEBUG("fail to get process group id");
516 AGL_DEBUG("Surface creator is pid=%d, pgid=%d", surf_pid, pgid);
518 if (!m_pgids.count(pgid)) {
519 m_pgids[pgid] = surf_pid;
523 void AFMLauncher::unregister_surfpid (pid_t surf_pid)
525 auto itr = m_pgids.begin();
526 while (itr != m_pgids.end()) {
527 if (itr->second == surf_pid) {
528 m_pgids.erase(itr++);
535 pid_t AFMLauncher::find_surfpid_by_rid (pid_t rid)
537 auto itr = m_pgids.find(rid);
538 if (itr != m_pgids.end())
544 void RunXDG::start (void)
546 // Initialize SIGTERM handler
549 /* Launch XDG application */
550 m_launcher->m_rid = m_launcher->launch(m_id);
551 if (m_launcher->m_rid < 0) {
552 AGL_FATAL("cannot launch XDG app (%s)", m_id);
555 // take care 1st time launch
556 AGL_DEBUG("waiting for notification: surafce created");
557 m_pending_create = true;
559 // in case, target app has already run
560 if (m_launcher->m_rid) {
561 pid_t surf_pid = m_launcher->find_surfpid_by_rid(m_launcher->m_rid);
563 AGL_DEBUG("match: surf:pid=%d, afm:rid=%d", surf_pid,
565 auto itr = m_surfaces.find(surf_pid);
566 if (itr != m_surfaces.end()) {
567 int id = itr->second;
568 AGL_DEBUG("surface %d for <%s> already exists", id,
574 m_launcher->loop(e_flag);
577 int main (int argc, const char* argv[])
580 // setenv("USE_HMI_DEBUG", "5", 1);
581 // setenv("WAYLAND_DEBUG", "1", 1);
588 AGL_FATAL("Missing port and token");
592 const char *afm_id = getenv("AFM_ID");
593 if (afm_id == NULL || !afm_id[0]) {
598 port = std::stol(argv[1]);
600 } catch (const std::invalid_argument& e) {
601 AGL_FATAL("Invalid argument");
602 } catch (const std::out_of_range& e) {
603 AGL_FATAL("Out of range");
606 RunXDG runxdg(port, token, afm_id);