2 * Copyright (c) 2017 Panasonic Corporation
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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"
39 void fatal(const char* format, ...)
42 va_start(va_args, format);
43 vfprintf(stderr, format, va_args);
49 void warn(const char* format, ...)
52 va_start(va_args, format);
53 vfprintf(stderr, format, va_args);
57 void debug(const char* format, ...)
60 va_start(va_args, format);
61 vfprintf(stderr, format, va_args);
65 void RunXDG::notify_ivi_control_cb (ilmObjectType object, t_ilm_uint id,
68 if (object == ILM_SURFACE) {
69 struct ilmSurfaceProperties surf_props;
71 ilm_getPropertiesOfSurface(id, &surf_props);
72 pid_t surf_pid = surf_props.creatorPid;
75 AGL_DEBUG("ivi surface (id=%d, pid=%d) destroyed.", id, surf_pid);
76 m_launcher->unregister_surfpid(surf_pid);
77 m_surfaces.erase(surf_pid);
81 AGL_DEBUG("ivi surface (id=%d, pid=%d) is created.", id, surf_pid);
83 m_launcher->register_surfpid(surf_pid);
84 if (m_launcher->m_rid &&
85 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 = [this](json_object* object) {
284 AGL_DEBUG("Got Event_Active");
285 t_ilm_surface s_ids[1] = { this->m_ivi_id };
286 ilm_setInputFocus(s_ids, 1, ILM_INPUT_DEVICE_KEYBOARD, ILM_TRUE);
289 std::function< void(json_object*) > h_inactive = [this](json_object* object) {
290 AGL_DEBUG("Got Event_Inactive");
291 t_ilm_surface s_ids[1] = { this->m_ivi_id };
292 ilm_setInputFocus(s_ids, 1, ILM_INPUT_DEVICE_KEYBOARD, ILM_FALSE);
295 std::function< void(json_object*) > h_visible = [](json_object* object) {
296 AGL_DEBUG("Got Event_Visible");
299 std::function< void(json_object*) > h_invisible = [](json_object* object) {
300 AGL_DEBUG("Got Event_Invisible");
303 std::function< void(json_object*) > h_syncdraw =
304 [this](json_object* object) {
305 AGL_DEBUG("Got Event_SyncDraw");
306 json_object* obj = json_object_new_object();
307 json_object_object_add(obj, this->m_wm->kKeyDrawingName,
308 json_object_new_string(this->m_role.c_str()));
309 this->m_wm->endDraw(obj);
312 std::function< void(json_object*) > h_flushdraw= [](json_object* object) {
313 AGL_DEBUG("Got Event_FlushDraw");
316 m_wm->set_event_handler(LibWindowmanager::Event_Active, h_active);
317 m_wm->set_event_handler(LibWindowmanager::Event_Inactive, h_inactive);
318 m_wm->set_event_handler(LibWindowmanager::Event_Visible, h_visible);
319 m_wm->set_event_handler(LibWindowmanager::Event_Invisible, h_invisible);
320 m_wm->set_event_handler(LibWindowmanager::Event_SyncDraw, h_syncdraw);
321 m_wm->set_event_handler(LibWindowmanager::Event_FlushDraw, h_flushdraw);
326 int RunXDG::init_hs (void)
328 m_hs = new LibHomeScreen();
329 if (m_hs->init(m_port, m_token.c_str())) {
330 AGL_DEBUG("cannot initialize homescreen");
334 std::function< void(json_object*) > handler = [this] (json_object* object) {
337 if (json_object_object_get_ex(object, "application_name", &val)) {
338 const char *name = json_object_get_string(val);
340 AGL_DEBUG("Event_TapShortcut <%s>", name);
342 if (strcmp(name, this->m_role.c_str()) == 0) {
343 // check app exist and re-launch if needed
344 AGL_DEBUG("Activesurface %s ", this->m_role.c_str());
346 json_object *obj = json_object_new_object();
347 json_object_object_add(obj, this->m_wm->kKeyDrawingName,
348 json_object_new_string(this->m_role.c_str()));
349 json_object_object_add(obj, this->m_wm->kKeyDrawingArea,
350 json_object_new_string("normal.full"));
352 this->m_wm->activateSurface(obj);
356 m_hs->set_event_handler(LibHomeScreen::Event_TapShortcut, handler);
358 std::function< void(json_object*) > h_default= [](json_object* object) {
359 const char *j_str = json_object_to_json_string(object);
360 AGL_DEBUG("Got event [%s]", j_str);
362 m_hs->set_event_handler(LibHomeScreen::Event_OnScreenMessage, h_default);
367 int RunXDG::parse_config (const char *path_to_config)
369 auto config = cpptoml::parse_file(path_to_config);
371 if (config == nullptr) {
372 AGL_DEBUG("cannot parse %s", path_to_config);
376 AGL_DEBUG("[%s] parsed", path_to_config);
378 auto app = config->get_table("application");
379 if (app == nullptr) {
380 AGL_DEBUG("cannto find [application]");
384 m_role = *(app->get_as<std::string>("role"));
385 m_path = *(app->get_as<std::string>("path"));
386 if (m_role.empty() || m_path.empty()) {
387 AGL_FATAL("No name or path defined in config");
390 std::string method = *(app->get_as<std::string>("method"));
391 if (method.empty()) {
392 method = std::string("POSIX");
397 /* Setup API of launcher */
398 if (method == "POSIX") {
399 pl = new POSIXLauncher();
401 } else if (method == "AFM_DBUS") {
402 m_launcher = new AFMDBusLauncher();
404 } else if (method == "AFM_WEBSOCKET") {
405 m_launcher = new AFMWebSocketLauncher();
408 AGL_FATAL("Unknown type of launcher");
412 pl->m_args_v.push_back(m_path);
415 auto params = app->get_array_of<std::string>("params");
416 for (const auto& param : *params)
418 // replace special string "@port@" and "@token@"
419 size_t found = param.find("@port@");
420 if (found != std::string::npos) {
421 std::string sub1 = param.substr(0, found);
422 std::string sub2 = param.substr(found + 6, param.size() - found);
423 std::string str = sub1 + std::to_string(m_port) + sub2;
424 pl->m_args_v.push_back(str);
425 AGL_DEBUG("params[%s] (match @port@)", str.c_str());
429 found = param.find("@token@");
430 if (found != std::string::npos) {
431 std::string sub1 = param.substr(0, found);
432 std::string sub2 = param.substr(found + 7, param.size() - found);
433 std::string str = sub1 + m_token + sub2;
434 pl->m_args_v.push_back(str);
435 AGL_DEBUG("params[%s] (match @token@)", str.c_str());
439 pl->m_args_v.push_back(param);
441 AGL_DEBUG("params[%s]", param.c_str());
447 RunXDG::RunXDG (int port, const char* token, const char* id)
449 m_id = std::string(id);
451 m_token = std::string(token);
454 auto path = std::string(getenv("AFM_APP_INSTALL_DIR"));
455 path = path + "/" + RUNXDG_CONFIG;
457 // Parse config file of runxdg
458 if (parse_config(path.c_str())) {
459 AGL_FATAL("Error in config");
462 AGL_DEBUG("id=[%s], name=[%s], path=[%s], port=%lu, token=[%s]",
463 m_id.c_str(), m_role.c_str(), m_path.c_str(),
464 m_port, m_token.c_str());
466 // Setup HomeScreen/WindowManager API
468 AGL_FATAL("cannot setup wm API");
471 AGL_FATAL("cannot setup hs API");
473 // Setup ilmController API
474 m_ic = new ILMControl(notify_ivi_control_cb_static, this);
476 AGL_DEBUG("RunXDG created.");
479 void RunXDG::setup_surface (void)
481 std::string sid = std::to_string(m_ivi_id);
483 // This surface is mine, register pair app_name and ivi id.
484 json_object *obj = json_object_new_object();
485 json_object_object_add(obj, m_wm->kKeyDrawingName,
486 json_object_new_string(m_role.c_str()));
487 json_object_object_add(obj, m_wm->kKeyIviId,
488 json_object_new_string(sid.c_str()));
490 AGL_DEBUG("requestSurfaceXDG(%s,%s)", m_role.c_str(), sid.c_str());
491 m_wm->requestSurfaceXDG(obj);
493 if (m_pending_create) {
494 // Recovering 1st time tap_shortcut is dropped because
495 // the application has not been run yet (1st time launch)
496 m_pending_create = false;
498 json_object *obj = json_object_new_object();
499 json_object_object_add(obj, m_wm->kKeyDrawingName,
500 json_object_new_string(m_role.c_str()));
501 json_object_object_add(obj, m_wm->kKeyDrawingArea,
502 json_object_new_string("normal.full"));
503 m_wm->activateSurface(obj);
507 void POSIXLauncher::register_surfpid (pid_t surf_pid)
509 if (surf_pid == m_rid) {
510 if (!std::count(m_pid_v.begin(), m_pid_v.end(), surf_pid)) {
511 AGL_DEBUG("surface creator(pid=%d) registered", surf_pid);
512 m_pid_v.push_back(surf_pid);
513 AGL_DEBUG("m_pid_v.count(%d) = %d", surf_pid,
514 std::count(m_pid_v.begin(), m_pid_v.end(), surf_pid));
519 void POSIXLauncher::unregister_surfpid (pid_t surf_pid)
521 auto itr = m_pid_v.begin();
522 while (itr != m_pid_v.end()) {
523 if (*itr == surf_pid) {
524 m_pid_v.erase(itr++);
531 pid_t POSIXLauncher::find_surfpid_by_rid (pid_t rid)
533 AGL_DEBUG("find surfpid by rid(%d)", rid);
534 if (std::count(m_pid_v.begin(), m_pid_v.end(), rid)) {
535 AGL_DEBUG("found return(%d)", rid);
542 void AFMLauncher::register_surfpid (pid_t surf_pid)
546 pgid = getpgid(surf_pid);
549 AGL_DEBUG("fail to get process group id");
553 AGL_DEBUG("Surface creator is pid=%d, pgid=%d", surf_pid, pgid);
555 if (!m_pgids.count(pgid)) {
556 m_pgids[pgid] = surf_pid;
560 void AFMLauncher::unregister_surfpid (pid_t surf_pid)
562 auto itr = m_pgids.begin();
563 while (itr != m_pgids.end()) {
564 if (itr->second == surf_pid) {
565 m_pgids.erase(itr++);
572 pid_t AFMLauncher::find_surfpid_by_rid (pid_t rid)
574 auto itr = m_pgids.find(rid);
575 if (itr != m_pgids.end())
581 void RunXDG::start (void)
583 // Initialize SIGTERM handler
586 /* Launch XDG application */
587 m_launcher->m_rid = m_launcher->launch(m_id);
588 if (m_launcher->m_rid < 0) {
589 AGL_FATAL("cannot launch XDG app (%s)", m_id);
592 // take care 1st time launch
593 AGL_DEBUG("waiting for notification: surafce created");
594 m_pending_create = true;
598 // in case, target app has already run
599 if (m_launcher->m_rid) {
600 pid_t surf_pid = m_launcher->find_surfpid_by_rid(m_launcher->m_rid);
602 AGL_DEBUG("match: surf:pid=%d, afm:rid=%d", surf_pid,
604 auto itr = m_surfaces.find(surf_pid);
605 if (itr != m_surfaces.end()) {
606 int id = itr->second;
607 AGL_DEBUG("surface %d for <%s> already exists", id,
616 m_launcher->loop(e_flag);
619 int main (int argc, const char* argv[])
622 // setenv("USE_HMI_DEBUG", "5", 1);
623 // setenv("WAYLAND_DEBUG", "1", 1);
630 AGL_FATAL("Missing port and token");
634 const char *afm_id = getenv("AFM_ID");
635 if (afm_id == NULL || !afm_id[0]) {
640 port = std::stol(argv[1]);
642 } catch (const std::invalid_argument& e) {
643 AGL_FATAL("Invalid argument");
644 } catch (const std::out_of_range& e) {
645 AGL_FATAL("Out of range");
648 RunXDG runxdg(port, token, afm_id);