/* * Copyright (c) 2018 TOYOTA MOTOR CORPORATION * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #include #include #include #include #include #include #include #include "policy_manager.hpp" #include "util.hpp" extern "C" { #define AFB_BINDING_VERSION 2 #include #include #include "stm.h" } namespace pm { static const char kPathRolesConfigFile[] = "/etc/roles.json"; static const char kPathLayoutsConfigFile[] = "/etc/layouts.json"; static const int kInvisibleRoleHistoryNum = 5; static PolicyManager *g_context; static int transitionStateWrapper(sd_event_source *source, void *data) { int ret = g_context->transitionState(source, data); return ret; } static int timerEventWrapper(sd_event_source *source, uint64_t usec, void *data) { int ret = g_context->timerEvent(source, usec, data); return ret; } } // namespace pm PolicyManager::PolicyManager() : eventname2no(), categoryname2no(), areaname2no(), role2category(), category2role(), category2areas() { this->p_crr_state = new (StmState); this->p_prv_state = new (StmState); } PolicyManager::~PolicyManager() { delete this->p_crr_state; delete this->p_prv_state; } int PolicyManager::initialize(std::string ecu_name) { int ret = 0; // Set ECU name this->ecu_name = ecu_name; // Create convert map for (int i = StmEvtNoMin; i <= StmEvtNoMax; i++) { HMI_DEBUG("event name:%s no:%d", kStmEventName[i], i); this->eventname2no[kStmEventName[i]] = i; } for (int i = StmCtgNoMin; i <= StmCtgNoMax; i++) { HMI_DEBUG("category name:%s no:%d", kStmCategoryName[i], i); this->categoryname2no[kStmCategoryName[i]] = i; } for (int i = StmAreaNoMin; i <= StmAreaNoMax; i++) { HMI_DEBUG("area name:%s no:%d", kStmAreaName[i], i); this->areaname2no[kStmAreaName[i]] = i; } // Load roles config ret = this->loadRolesConfigFile(); if (0 > ret) { HMI_ERROR("Load roles config file Error!!"); return ret; } // Load layouts config ret = this->loadLayoutsConfigFile(); if (0 > ret) { HMI_ERROR("Load layouts config file Error!!"); return ret; } // Initialize state which is managed by PolicyManager this->initializeState(); // Initialize StateTransitioner stmInitialize(ecu_name.c_str()); // Store instance pm::g_context = this; return ret; } void PolicyManager::registerCallback(CallbackTable callback) { this->callback.onStateTransitioned = callback.onStateTransitioned; this->callback.onError = callback.onError; } int PolicyManager::setInputEventData(json_object *json_in) { // Check arguments if (nullptr == json_in) { HMI_ERROR("Argument is NULL!!"); return -1; } // Get event from json_object const char *event = this->getStringFromJson(json_in, "event"); int event_no = StmEvtNoNone; if (nullptr != event) { // Convert name to number auto itr = this->eventname2no.find(event); if (this->eventname2no.end() != itr) { event_no = this->eventname2no[event]; HMI_DEBUG("event(%s:%d)", event, event_no); } else { HMI_ERROR("Invalid event name!!"); return -1; } } else { HMI_ERROR("Event is not set!!"); return -1; } // Get role from json_object const char *role = this->getStringFromJson(json_in, "role"); std::string category = ""; int category_no = StmCtgNoNone; if (nullptr != role) { HMI_DEBUG("role(%s)", role); // Convert role to category auto itr = this->role2category.find(role); if (this->role2category.end() != itr) { category = this->role2category[role]; } else { itr = this->role2category.find("fallback"); if (this->role2category.end() != itr) { HMI_DEBUG("Role:%s is not registered in roles config file, fallback as normal app", role); category = this->role2category["fallback"]; } } if ("" != category) { // Convert name to number category_no = categoryname2no[category]; HMI_DEBUG("category(%s:%d)", category.c_str(), category_no); } } if (StmCtgNoNone == category_no) { role = ""; } // Get area from json_object const char *area = this->getStringFromJson(json_in, "area"); int area_no = StmAreaNoNone; if ((nullptr != area) && (StmCtgNoNone != category_no)) { for (const auto &x : this->category2areas[category]) { if (x == std::string(area)) { area_no = this->areaname2no[area]; break; } } if (StmAreaNoNone == area_no) { area = this->category2areas[category].front().c_str(); area_no = this->areaname2no[area]; } HMI_DEBUG("area(%s:%d)", area, area_no); } // Set event info to the queue EventInfo event_info; int event_id = STM_CREATE_EVENT_ID(event_no, category_no, area_no); event_info.event = event_id; event_info.role = std::string(role); event_info.delay = 0; this->event_info_queue.push(event_info); return 0; } int PolicyManager::executeStateTransition() { int ret; EventInfo event_info; // Get event info from queue and delete event_info = this->event_info_queue.front(); this->event_info_queue.pop(); // Set event info to check policy ret = this->setStateTransitionProcessToSystemd(event_info.event, event_info.delay, event_info.role); return ret; } void PolicyManager::undoState() { HMI_DEBUG("Undo State !!!"); // Undo state of STM stmUndoState(); HMI_DEBUG(">>>>>>>>>> BEFORE UNDO"); this->dumpLayerState(this->crr_layers); this->crr_layers = this->prv_layers; this->crr_invisible_role_history = this->prv_invisible_role_history; HMI_DEBUG(">>>>>>>>>> AFTER UNDO"); this->dumpLayerState(this->crr_layers); } void PolicyManager::initializeState() { this->initializeModeState(); this->initializeLayerState(); } void PolicyManager::initializeModeState() { Mode init_car_ele; init_car_ele.state = "none"; init_car_ele.changed = false; for (int i = StmCarElementNoMin; i <= StmCarElementNoMax; i++) { const char *car_ele_name = kStmCarElementName[i]; this->crr_car_elements[car_ele_name] = init_car_ele; } this->prv_car_elements = this->crr_car_elements; } void PolicyManager::initializeLayerState() { AreaState init_area; LayoutState init_layout; init_area.name = kStmAreaName[StmAreaNoNone]; init_area.category = kStmCategoryName[StmCtgNoNone]; init_area.role = ""; init_layout.name = kStmLayoutName[StmLayoutNoNone]; init_layout.area_list.push_back(init_area); for (int i = StmLayerNoMin; i <= StmLayerNoMax; i++) { const char *layer_name = kStmLayerName[i]; this->crr_layers[layer_name].name = layer_name; this->crr_layers[layer_name].layout_state = init_layout; this->crr_layers[layer_name].changed = false; } this->prv_layers = this->crr_layers; } void PolicyManager::addStateToJson(const char *name, bool changed, std::string state, json_object **json_out) { if ((nullptr == name) || (nullptr == json_out)) { HMI_ERROR("Invalid argument!!!"); return; } json_object_object_add(*json_out, "name", json_object_new_string(name)); json_object_object_add(*json_out, "state", json_object_new_string(state.c_str())); json_object_object_add(*json_out, "changed", json_object_new_boolean(changed)); } void PolicyManager::addStateToJson(const char *layer_name, bool changed, AreaList area_list, json_object **json_out) { if ((nullptr == layer_name) || (nullptr == json_out)) { HMI_ERROR("Invalid argument!!!"); return; } json_object *json_areas = json_object_new_array(); json_object *json_tmp; for (const auto &as : area_list) { json_tmp = json_object_new_object(); json_object_object_add(json_tmp, "name", json_object_new_string(as.name.c_str())); json_object_object_add(json_tmp, "role", json_object_new_string(as.role.c_str())); json_object_array_add(json_areas, json_tmp); } json_object_object_add(*json_out, "name", json_object_new_string(layer_name)); json_object_object_add(*json_out, "changed", json_object_new_boolean(changed)); json_object_object_add(*json_out, "areas", json_areas); } void PolicyManager::updateState(int event_id) { this->updateModeState(); this->updateLayer(event_id); } void PolicyManager::updateModeState() { int car_state_no; std::string car_state; bool changed; // Store previous layers this->prv_car_elements = this->crr_car_elements; // Update car elements HMI_DEBUG(">>> CAR ELEMENTS"); for (int car_ele_no = StmCarElementNoMin; car_ele_no <= StmCarElementNoMax; car_ele_no++) { const char *car_ele_name = kStmCarElementName[car_ele_no]; car_state_no = this->p_crr_state->car_element[car_ele_no].state; car_state = kStmCarElementStateNameList[car_ele_no][car_state_no]; changed = (this->p_crr_state->car_element[car_ele_no].changed) ? true : false; this->crr_car_elements[car_ele_name].state = car_state; this->crr_car_elements[car_ele_name].changed = changed; HMI_DEBUG(">>> >>> NAME: %s", car_ele_name); HMI_DEBUG(">>> >>> >>> STATE:%s", car_state.c_str()); HMI_DEBUG(">>> >>> >>> CHANGED:%s", (changed) ? "true" : "false"); } } void PolicyManager::updateLayer(int event_id) { for (int layer_no = StmLayerNoMin; layer_no <= StmLayerNoMax; layer_no++) { HMI_DEBUG(">>> LAYER:%s CHANGED:%d LAYOUT:%s", kStmLayerName[layer_no], this->p_crr_state->layer[layer_no].changed, kStmLayoutName[this->p_crr_state->layer[layer_no].state]); } // Store previous layers this->prv_layers = this->crr_layers; // Store previous role history this->prv_invisible_role_history = this->crr_invisible_role_history; // Update layers for (int layer_no = StmLayerNoMin; layer_no <= StmLayerNoMax; layer_no++) { const char *layer_name = kStmLayerName[layer_no]; // If restriction mode is changed to mode2 on, // store current state for state of restriction mode off if (this->changedRestrictionModeTo2On() || this->changedLightstatusBrakeOnToOff()) { HMI_DEBUG("Store current state for state of restriction mode off"); this->prv_layers_car_stop[layer_name] = this->crr_layers[layer_name]; } // This layer is changed? int changed = this->p_crr_state->layer[layer_no].changed; if (changed) { HMI_DEBUG(">>>>>>>>>> Update layout of layer:%s", layer_name); // Get current layout name of this layer int crr_layout_state_no = this->p_crr_state->layer[layer_no].state; std::string crr_layout_name = std::string(kStmLayoutName[crr_layout_state_no]); LayoutState crr_layout_state; changed = this->updateLayout(event_id, layer_no, crr_layout_name, crr_layout_state); // Update current layout of this layer this->crr_layers[layer_name].layout_state = crr_layout_state; } else { int category_no = STM_GET_CATEGORY_FROM_ID(event_id); std::string req_ctg = kStmCategoryName[category_no]; std::string req_role = this->req_role_list[event_id]; for (const auto &ctg : this->layer2categories[layer_name]) { if (ctg == req_ctg) { // If layer is not changed and requested role is in this layer, // push requested role to history stack // because the application which has this role have been started HMI_DEBUG("Add requested role to history " "because the application which has this role have been started"); this->pushInvisibleRoleHistory(req_ctg, req_role); } } } // Update changed flag this->crr_layers[layer_name].changed = (changed) ? true : false; } // Erase role for the event_id from list this->req_role_list.erase(event_id); HMI_DEBUG(">>>>>>>>>> DUMP LAYERS (BEFORE)"); this->dumpLayerState(this->prv_layers); HMI_DEBUG(">>>>>>>>>> DUMP LAYERS (AFTER)"); this->dumpLayerState(this->crr_layers); this->dumpInvisibleRoleHistory(); } int PolicyManager::updateLayout(int event_id, int layer_no, std::string crr_layout_name, LayoutState &crr_layout_state) { int changed = 1; int event_no = STM_GET_EVENT_FROM_ID(event_id); int category_no = STM_GET_CATEGORY_FROM_ID(event_id); int area_no = STM_GET_AREA_FROM_ID(event_id); std::string req_evt = kStmEventName[event_no]; std::string req_ctg = kStmCategoryName[category_no]; std::string req_area = kStmAreaName[area_no]; std::string req_role = this->req_role_list[event_id]; const char *layer_name = kStmLayerName[layer_no]; // Get previous layout name of this layer LayoutState prv_layout_state = this->prv_layers[layer_name].layout_state; std::string prv_layout_name = prv_layout_state.name; if (this->changedRestrictionMode2OnToOther() || this->changedLightstatusBrakeOffToOn()) { // If restriction mode is changed from mode2 -> mode1, // restore state of restriction mode off HMI_DEBUG("Restriction mode is changed from mode2 -> mode1, so restore state of restriction mode off"); crr_layout_state = this->prv_layers_car_stop[layer_name].layout_state; crr_layout_name = crr_layout_state.name; if ((prv_layout_name == crr_layout_name) && (kStmAreaName[StmAreaNoNone] == crr_layout_name)) { changed = 0; } else { // If the roles which is exist in previous layout is not in current, // push to role history for (const auto &prv_as : prv_layout_state.area_list) { for (const auto &crr_as : crr_layout_state.area_list) { if (prv_as.role == crr_as.role) break; } this->pushInvisibleRoleHistory(prv_as.category, prv_as.role); } } } else if ((prv_layout_name == crr_layout_name) && (kStmLayoutName[StmLayoutNoNone] == crr_layout_name)) { // If previous and current layout are none // Copy previous layout state for current crr_layout_state = prv_layout_state; changed = 0; } else { crr_layout_state = prv_layout_state; changed = 1; HMI_DEBUG("-- layout name previous:%s current:%s", prv_layout_name.c_str(), crr_layout_name.c_str()); if (prv_layout_name == crr_layout_name) { HMI_DEBUG("---- Previous layout is same with current"); } else { // If previous layout is NOT same with current, // current areas is set with default value HMI_DEBUG("---- Previous layout is NOT same with current"); crr_layout_state.name = this->default_layouts[crr_layout_name].name; crr_layout_state.category_num = this->default_layouts[crr_layout_name].category_num; crr_layout_state.area_list = this->default_layouts[crr_layout_name].area_list; } // Create candidate list std::map cand_list; // for (int ctg_no = StmCtgNoMin; // ctg_no <= StmCtgNoMax; ctg_no++) // { for (const auto &ctg : this->layer2categories[layer_name]) { // if (ctg_no == StmCtgNoNone) // { // continue; // } // const char *ctg = kStmCategoryName[ctg_no]; HMI_DEBUG("-- Create candidate list for ctg:%s", ctg.c_str()); AreaList tmp_cand_list; int candidate_num = 0; int blank_num = crr_layout_state.category_num[ctg]; // If requested event is "activate" // and there are requested category and area, // update area with requested role in current layout. bool request_for_this_layer = false; std::string used_role = ""; if ((ctg == req_ctg) && ("activate" == req_evt)) { HMI_DEBUG("---- Requested event is activate"); for (AreaState &as : crr_layout_state.area_list) { if (as.category == req_ctg) { request_for_this_layer = true; if (as.name == req_area) { as.role = req_role; used_role = req_role; blank_num--; HMI_DEBUG("------ Update current layout: area:%s category:%s role:%s", as.name.c_str(), as.category.c_str(), as.role.c_str()); break; } } } } // Create candidate list for category from the previous displayed categories for (AreaState area_state : prv_layout_state.area_list) { if ((ctg == area_state.category) && (used_role != area_state.role)) { // If there is the category // which is same with new category and not used for updating yet, // push it to list HMI_DEBUG("---- Push previous(category:%s role:%s) to candidate list", area_state.category.c_str(), area_state.role.c_str()); tmp_cand_list.push_back(area_state); candidate_num++; } } // If NOT updated by requested area: // there is not requested area in new layout, // so push requested role to candidate list if (request_for_this_layer && ("" == used_role)) { HMI_DEBUG("---- Push request(area:%s category:%s role:%s) to candidate list", req_area.c_str(), req_ctg.c_str(), req_role.c_str()); AreaState area_state; area_state.name = req_area; area_state.category = req_ctg; area_state.role = req_role; tmp_cand_list.push_back(area_state); candidate_num++; } HMI_DEBUG("---- blank_num:%d candidate_num:%d", blank_num, candidate_num); // Compare number of candidate/blank, // And remove role in order of the oldest as necessary if (candidate_num < blank_num) { // Refer history stack // and add to the top of tmp_cand_list in order to the newest while (candidate_num != blank_num) { AreaState area_state; area_state.name = kStmAreaName[StmAreaNoNone]; area_state.category = ctg; area_state.role = this->popInvisibleRoleHistory(ctg); if ("" == area_state.role) { HMI_ERROR("There is no role in history stack!!"); } tmp_cand_list.push_back(area_state); HMI_DEBUG("------ Add role:%s to candidate list", area_state.role.c_str()); candidate_num++; } } else if (candidate_num > blank_num) { // Remove the oldest role from candidate list while (candidate_num != blank_num) { std::string removed_role = tmp_cand_list.begin()->role; HMI_DEBUG("------ Remove the oldest role:%s from candidate list", removed_role.c_str()); tmp_cand_list.erase(tmp_cand_list.begin()); candidate_num--; // Push removed data to history stack this->pushInvisibleRoleHistory(ctg, removed_role); // Remove from current layout for (AreaState &as : crr_layout_state.area_list) { if (as.role == removed_role) { as.role = ""; } } } } else { // (candidate_num == blank_num) // nop } cand_list[ctg] = tmp_cand_list; } // Update areas HMI_DEBUG("-- Update areas by using candidate list"); for (AreaState &as : crr_layout_state.area_list) { HMI_DEBUG("---- Check area:%s category:%s role:%s", as.name.c_str(), as.category.c_str(), as.role.c_str()); if ("" == as.role) { HMI_DEBUG("------ Update this area with role:%s", cand_list[as.category].begin()->role.c_str()); as.role = cand_list[as.category].begin()->role; cand_list[as.category].erase(cand_list[as.category].begin()); } } } return changed; } void PolicyManager::createOutputInformation(json_object **json_out) { json_object *json_tmp; // Create car element information // { // "car_elements": [ // { // "parking_brake": { // "changed": , // "state": // }, // ... // }, json_object *json_car_ele = json_object_new_array(); const char *car_ele_name; for (int car_ele_no = StmCarElementNoMin; car_ele_no <= StmCarElementNoMax; car_ele_no++) { car_ele_name = kStmCarElementName[car_ele_no]; json_tmp = json_object_new_object(); this->addStateToJson(car_ele_name, this->crr_car_elements[car_ele_name].changed, this->crr_car_elements[car_ele_name].state, &json_tmp); json_object_array_add(json_car_ele, json_tmp); } json_object_object_add(*json_out, "car_elements", json_car_ele); // Create layout information // // "layers": [ // { // "homescreen": { // "changed": , // "areas": [ // { // "name":, // "role": // }. // ... // ] // } // }, // ... json_object *json_layer = json_object_new_array(); const char *layer_name; for (int layer_no = StmLayerNoMin; layer_no <= StmLayerNoMax; layer_no++) { layer_name = kStmLayerName[layer_no]; json_tmp = json_object_new_object(); this->addStateToJson(layer_name, this->crr_layers[layer_name].changed, this->crr_layers[layer_name].layout_state.area_list, &json_tmp); json_object_array_add(json_layer, json_tmp); } json_object_object_add(*json_out, "layers", json_layer); } void PolicyManager::controlTimerEvent() { if (this->p_crr_state->car_element[StmCarElementNoRunning].changed) { if (StmRunningNoRun == this->p_crr_state->car_element[StmCarElementNoRunning].state) { // Set delay event(restriction mode on) this->setStateTransitionProcessToSystemd(StmEvtNoRestrictionModeOn, 3000, ""); } else if (StmRunningNoStop == this->p_crr_state->car_element[StmCarElementNoRunning].state) { // Stop timer for restriction on event if (this->event_source_list.find(StmEvtNoRestrictionModeOn) != this->event_source_list.end()) { HMI_DEBUG("Stop timer for restriction on"); sd_event_source *event_source = this->event_source_list[StmEvtNoRestrictionModeOn]; int ret = sd_event_source_set_enabled(event_source, SD_EVENT_OFF); if (0 > ret) { HMI_ERROR("Failed to stop timer"); } } // Set event(restriction mode off) this->setStateTransitionProcessToSystemd(StmEvtNoRestrictionModeOff, 0, ""); } } } int PolicyManager::transitionState(sd_event_source *source, void *data) { HMI_DEBUG(">>>>>>>>>> START STATE TRANSITION"); int event_id = *((int *)data); int event_no, category_no, area_no; event_no = STM_GET_EVENT_FROM_ID(event_id); category_no = STM_GET_CATEGORY_FROM_ID(event_id); area_no = STM_GET_AREA_FROM_ID(event_id); HMI_DEBUG(">>>>>>>>>> EVENT:%s CATEGORY:%s AREA:%s", kStmEventName[event_no], kStmCategoryName[category_no], kStmAreaName[area_no]); // Store current state *(this->p_prv_state) = *(this->p_crr_state); // Transition state int ret = stmTransitionState(event_id, this->p_crr_state); if (0 > ret) { HMI_ERROR("Failed transition state"); if (nullptr != this->callback.onError) { json_object *json_out = json_object_new_object(); json_object_object_add(json_out, "message", json_object_new_string("Failed to transition state")); json_object_object_add(json_out, "event", json_object_new_string(kStmEventName[event_no])); json_object_object_add(json_out, "role", json_object_new_string(this->req_role_list[event_id].c_str())); json_object_object_add(json_out, "area", json_object_new_string(kStmAreaName[area_no])); this->callback.onError(json_out); json_object_put(json_out); } return -1; } // Update state which is managed by PolicyManager this->updateState(event_id); // Create output information for ResourceManager json_object *json_out = json_object_new_object(); this->createOutputInformation(&json_out); // Notify changed state if (nullptr != this->callback.onStateTransitioned) { this->callback.onStateTransitioned(json_out); } // Start/Stop timer events this->controlTimerEvent(); // Release json_object json_object_put(json_out); // Release data delete (int *)data; // Destroy sd_event_source object sd_event_source_unref(source); // Remove event source from list if (this->event_source_list.find(event_id) != this->event_source_list.end()) { this->event_source_list.erase(event_id); } HMI_DEBUG(">>>>>>>>>> FINISH STATE TRANSITION"); return 0; } int PolicyManager::timerEvent(sd_event_source *source, uint64_t usec, void *data) { HMI_DEBUG("Call"); int ret = this->transitionState(source, data); return ret; } int PolicyManager::setStateTransitionProcessToSystemd(int event_id, uint64_t delay_ms, std::string role) { struct sd_event_source *event_source; HMI_DEBUG("event_id:0x%x delay:%d role:%s", event_id, delay_ms, role.c_str()); if (0 == delay_ms) { int ret = sd_event_add_defer(afb_daemon_get_event_loop(), &event_source, &pm::transitionStateWrapper, new int(event_id)); if (0 > ret) { HMI_ERROR("Faild to sd_event_add_defer: errno:%d", ret); return -1; } } else { // Get current time struct timespec time_spec; clock_gettime(CLOCK_BOOTTIME, &time_spec); // Calculate timer fired time uint64_t usec = (time_spec.tv_sec * 1000000) + (time_spec.tv_nsec / 1000) + (delay_ms * 1000); // Set timer int ret = sd_event_add_time(afb_daemon_get_event_loop(), &event_source, CLOCK_BOOTTIME, usec, 1, &pm::timerEventWrapper, new int(event_id)); if (0 > ret) { HMI_ERROR("Faild to sd_event_add_time: errno:%d", ret); return -1; } } // Store event source this->event_source_list[event_id] = event_source; // Store requested role this->req_role_list[event_id] = role; return 0; } bool PolicyManager::changedRestrictionModeTo2On() { // TODO: If possible thie process should be include in zipc stm in the future if (this->p_crr_state->car_element[StmCarElementNoRestrictionMode].changed && (StmRestrictionModeSttNoOn != this->p_prv_state->car_element[StmCarElementNoRestrictionMode].state) && (StmRestrictionModeSttNoOn == this->p_crr_state->car_element[StmCarElementNoRestrictionMode].state)) { return true; } return false; } bool PolicyManager::changedRestrictionMode2OnToOther() { // TODO: If possible thie process should be include in zipc stm in the future if (this->p_crr_state->car_element[StmCarElementNoRestrictionMode].changed && (StmRestrictionModeSttNoOn == this->p_prv_state->car_element[StmCarElementNoRestrictionMode].state) && (StmRestrictionModeSttNoOn != this->p_crr_state->car_element[StmCarElementNoRestrictionMode].state)) { return true; } return false; } bool PolicyManager::changedLightstatusBrakeOffToOn() { // TODO: For master // If possible thie process should be include in zipc stm in the future if (("master" == this->ecu_name) && this->p_crr_state->car_element[StmCarElementNoLightstatusBrake].changed && (StmLightstatusBrakeSttNoOff == this->p_prv_state->car_element[StmCarElementNoLightstatusBrake].state) && (StmLightstatusBrakeSttNoOn == this->p_crr_state->car_element[StmCarElementNoLightstatusBrake].state)) { return true; } return false; } bool PolicyManager::changedLightstatusBrakeOnToOff() { // TODO: For master // If possible thie process should be include in zipc stm in the future if (("master" == this->ecu_name) && this->p_crr_state->car_element[StmCarElementNoLightstatusBrake].changed && (StmLightstatusBrakeSttNoOn == this->p_prv_state->car_element[StmCarElementNoLightstatusBrake].state) && (StmLightstatusBrakeSttNoOff == this->p_crr_state->car_element[StmCarElementNoLightstatusBrake].state)) { return true; } return false; } int PolicyManager::loadRolesConfigFile() { std::string file_name; // Get afm application installed dir char const *afm_app_install_dir = getenv("AFM_APP_INSTALL_DIR"); HMI_DEBUG("afm_app_install_dir:%s", afm_app_install_dir); if (!afm_app_install_dir) { HMI_ERROR("AFM_APP_INSTALL_DIR is not defined"); } else { file_name = std::string(afm_app_install_dir) + std::string(pm::kPathRolesConfigFile); } // Load roles config file json_object *json_obj; int ret = this->inputJsonFilie(file_name.c_str(), &json_obj); if (0 > ret) { HMI_ERROR("Could not open %s, so use default role information", pm::kPathRolesConfigFile); json_obj = json_tokener_parse(kDefaultRolesConfig); } HMI_DEBUG("json_obj dump:%s", json_object_get_string(json_obj)); // Parse ecus json_object *json_cfg; if (!json_object_object_get_ex(json_obj, "ecus", &json_cfg)) { HMI_ERROR("Parse Error!!"); return -1; } int num_ecu = json_object_array_length(json_cfg); HMI_DEBUG("json_cfg(ecus) len:%d", num_ecu); const char* c_ecu_name; json_object *json_ecu; for (int i = 0; i < num_ecu; i++) { json_ecu= json_object_array_get_idx(json_cfg, i); c_ecu_name = this->getStringFromJson(json_ecu, "name"); if (nullptr == c_ecu_name) { HMI_ERROR("Parse Error!!"); return -1; } if (std::string(c_ecu_name) == this->ecu_name) { break; } else { json_ecu = nullptr; } } if (!json_ecu) { HMI_ERROR("Areas for ecu:%s is NOT exist!!", this->ecu_name.c_str()); return -1; } // Parse roles json_object *json_roles; if (!json_object_object_get_ex(json_ecu, "roles", &json_roles)) { HMI_ERROR("Parse Error!!"); return -1; } int len = json_object_array_length(json_roles); HMI_DEBUG("json_cfg len:%d", len); HMI_DEBUG("json_cfg dump:%s", json_object_get_string(json_roles)); json_object *json_tmp; const char *category; const char *roles; const char *areas; const char *layer; for (int i = 0; i < len; i++) { json_tmp = json_object_array_get_idx(json_roles, i); category = this->getStringFromJson(json_tmp, "category"); roles = this->getStringFromJson(json_tmp, "role"); areas = this->getStringFromJson(json_tmp, "area"); layer = this->getStringFromJson(json_tmp, "layer"); if ((nullptr == category) || (nullptr == roles) || (nullptr == areas) || (nullptr == layer)) { HMI_ERROR("Parse Error!!"); return -1; } // Parse roles by '|' std::vector vct_roles; vct_roles = this->parseString(std::string(roles), '|'); // Parse areas by '|' Areas vct_areas; vct_areas = this->parseString(std::string(areas), '|'); // Set role, category, areas for (auto itr = vct_roles.begin(); itr != vct_roles.end(); ++itr) { this->role2category[*itr] = std::string(category); } this->category2role[category] = std::string(roles); this->category2areas[category] = vct_areas; this->layer2categories[layer].push_back(category); } // Check HMI_DEBUG("Check role2category"); for (const auto &x : this->role2category) { HMI_DEBUG("key:%s, val:%s", x.first.c_str(), x.second.c_str()); } HMI_DEBUG("Check category2role"); for (const auto &x : this->category2role) { HMI_DEBUG("key:%s, val:%s", x.first.c_str(), x.second.c_str()); } HMI_DEBUG("Check category2areas"); for (const auto &x : this->category2areas) { for (const auto &y : x.second) { HMI_DEBUG("key:%s, val:%s", x.first.c_str(), y.c_str()); } } HMI_DEBUG("Check layer2categories"); for (const auto &x : this->layer2categories) { for (const auto &y : x.second) { HMI_DEBUG("key:%s, val:%s", x.first.c_str(), y.c_str()); } } return 0; } int PolicyManager::loadLayoutsConfigFile() { HMI_DEBUG("Call"); // Get afm application installed dir char const *afm_app_install_dir = getenv("AFM_APP_INSTALL_DIR"); HMI_DEBUG("afm_app_install_dir:%s", afm_app_install_dir); std::string file_name; if (!afm_app_install_dir) { HMI_ERROR("AFM_APP_INSTALL_DIR is not defined"); } else { file_name = std::string(afm_app_install_dir) + std::string(pm::kPathLayoutsConfigFile); } // Load states config file json_object *json_obj; int ret = this->inputJsonFilie(file_name.c_str(), &json_obj); if (0 > ret) { HMI_DEBUG("Could not open %s, so use default layout information", pm::kPathLayoutsConfigFile); json_obj = json_tokener_parse(kDefaultLayoutsConfig); } HMI_DEBUG("json_obj dump:%s", json_object_get_string(json_obj)); // Parse ecus json_object *json_cfg; if (!json_object_object_get_ex(json_obj, "ecus", &json_cfg)) { HMI_ERROR("Parse Error!!"); return -1; } int num_ecu = json_object_array_length(json_cfg); HMI_DEBUG("json_cfg(ecus) len:%d", num_ecu); const char* c_ecu_name; json_object *json_ecu; for (int i = 0; i < num_ecu; i++) { json_ecu= json_object_array_get_idx(json_cfg, i); c_ecu_name = this->getStringFromJson(json_ecu, "name"); if (nullptr == c_ecu_name) { HMI_ERROR("Parse Error!!"); return -1; } if (std::string(c_ecu_name) == this->ecu_name) { break; } else { json_ecu = nullptr; } } if (!json_ecu) { HMI_ERROR("Areas for ecu:%s is NOT exist!!", this->ecu_name.c_str()); return -1; } // Perse layouts HMI_DEBUG("Perse layouts"); json_object *json_layouts; if (!json_object_object_get_ex(json_ecu, "layouts", &json_layouts)) { HMI_ERROR("Parse Error!!"); return -1; } int len = json_object_array_length(json_layouts); HMI_DEBUG("json_layouts len:%d", len); HMI_DEBUG("json_layouts dump:%s", json_object_get_string(json_layouts)); const char *layout; const char *role; const char *category; for (int i = 0; i < len; i++) { json_object *json_tmp = json_object_array_get_idx(json_layouts, i); layout = this->getStringFromJson(json_tmp, "name"); if (nullptr == layout) { HMI_ERROR("Parse Error!!"); return -1; } HMI_DEBUG("> layout:%s", layout); json_object *json_area_array; if (!json_object_object_get_ex(json_tmp, "areas", &json_area_array)) { HMI_ERROR("Parse Error!!"); return -1; } int len_area = json_object_array_length(json_area_array); HMI_DEBUG("json_area_array len:%d", len_area); HMI_DEBUG("json_area_array dump:%s", json_object_get_string(json_area_array)); LayoutState layout_state; AreaState area_state; std::map category_num; for (int ctg_no = StmCtgNoMin; ctg_no <= StmCtgNoMax; ctg_no++) { const char *ctg_name = kStmCategoryName[ctg_no]; category_num[ctg_name] = 0; } for (int j = 0; j < len_area; j++) { json_object *json_area = json_object_array_get_idx(json_area_array, j); // Get area name const char *area = this->getStringFromJson(json_area, "name"); if (nullptr == area) { HMI_ERROR("Parse Error!!"); return -1; } area_state.name = std::string(area); HMI_DEBUG(">> area:%s", area); // Get app attribute of the area category = this->getStringFromJson(json_area, "category"); if (nullptr == category) { HMI_ERROR("Parse Error!!"); return -1; } area_state.category = std::string(category); category_num[category]++; HMI_DEBUG(">>> category:%s", category); role = this->getStringFromJson(json_area, "role"); if (nullptr != role) { // Role is NOT essential here area_state.role = std::string(role); } else { area_state.role = std::string(""); } HMI_DEBUG(">>> role:%s", role); layout_state.area_list.push_back(area_state); } layout_state.name = layout; layout_state.category_num = category_num; this->default_layouts[layout] = layout_state; } // initialize for none layout LayoutState none_layout_state; memset(&none_layout_state, 0, sizeof(none_layout_state)); none_layout_state.name = "none"; this->default_layouts["none"] = none_layout_state; // Check for (auto itr_layout = this->default_layouts.begin(); itr_layout != this->default_layouts.end(); ++itr_layout) { HMI_DEBUG(">>> layout:%s", itr_layout->first.c_str()); for (auto itr_area = itr_layout->second.area_list.begin(); itr_area != itr_layout->second.area_list.end(); ++itr_area) { HMI_DEBUG(">>> >>> area :%s", itr_area->name.c_str()); HMI_DEBUG(">>> >>> category:%s", itr_area->category.c_str()); HMI_DEBUG(">>> >>> role :%s", itr_area->role.c_str()); } } // Release json_object json_object_put(json_obj); return 0; } void PolicyManager::pushInvisibleRoleHistory(std::string category, std::string role) { auto i = std::remove_if(this->crr_invisible_role_history[category].begin(), this->crr_invisible_role_history[category].end(), [role](std::string x) { return (role == x); }); if (this->crr_invisible_role_history[category].end() != i) { this->crr_invisible_role_history[category].erase(i); } this->crr_invisible_role_history[category].push_back(role); if (pm::kInvisibleRoleHistoryNum < crr_invisible_role_history[category].size()) { this->crr_invisible_role_history[category].erase( this->crr_invisible_role_history[category].begin()); } } std::string PolicyManager::popInvisibleRoleHistory(std::string category) { std::string role; if (crr_invisible_role_history[category].empty()) { role = ""; } else { role = this->crr_invisible_role_history[category].back(); this->crr_invisible_role_history[category].pop_back(); } return role; } const char *PolicyManager::getStringFromJson(json_object *obj, const char *key) { json_object *tmp; if (!json_object_object_get_ex(obj, key, &tmp)) { HMI_DEBUG("Not found key \"%s\"", key); return nullptr; } return json_object_get_string(tmp); } int PolicyManager::inputJsonFilie(const char *file, json_object **obj) { const int input_size = 128; int ret = -1; HMI_DEBUG("Input file: %s", file); // Open json file FILE *fp = fopen(file, "rb"); if (nullptr == fp) { HMI_ERROR("Could not open file"); return ret; } // Parse file data struct json_tokener *tokener = json_tokener_new(); enum json_tokener_error json_error; char buffer[input_size]; int block_cnt = 1; while (1) { size_t len = fread(buffer, sizeof(char), input_size, fp); *obj = json_tokener_parse_ex(tokener, buffer, len); if (nullptr != *obj) { HMI_DEBUG("File input is success"); ret = 0; break; } json_error = json_tokener_get_error(tokener); if ((json_tokener_continue != json_error) || (input_size > len)) { HMI_ERROR("Failed to parse file (byte:%d err:%s)", (input_size * block_cnt), json_tokener_error_desc(json_error)); HMI_ERROR("\n%s", buffer); *obj = nullptr; break; } block_cnt++; } // Close json file fclose(fp); // Free json_tokener json_tokener_free(tokener); return ret; } void PolicyManager::dumpLayerState(std::unordered_map &layers) { HMI_DEBUG("-------------------------------------------------------------------------------------------------------"); HMI_DEBUG("|%-15s|%s|%-20s|%-20s|%-20s|%-20s|", "LAYER", "C", "LAYOUT", "AREA", "CATEGORY", "ROLE"); for (const auto &itr : layers) { LayerState ls = itr.second; const char* layer = ls.name.c_str(); const char* changed = (ls.changed) ? "T" : "f"; const char* layout = ls.layout_state.name.c_str(); bool first = true; for (const auto &as : ls.layout_state.area_list) { if (first) { first = false; HMI_DEBUG("|%-15s|%1s|%-20s|%-20s|%-20s|%-20s|", layer, changed, layout, as.name.c_str(), as.category.c_str(), as.role.c_str()); } else HMI_DEBUG("|%-15s|%1s|%-20s|%-20s|%-20s|%-20s|", "", "", "", as.name.c_str(), as.category.c_str(), as.role.c_str()); } } HMI_DEBUG("-------------------------------------------------------------------------------------------------------"); } void PolicyManager::dumpInvisibleRoleHistory() { HMI_DEBUG(">>>>>>>>>> DUMP INVISIBLE ROLE HISTORY ( category [older > newer] )"); for (int ctg_no = StmCtgNoMin; ctg_no <= StmCtgNoMax; ctg_no++) { if (ctg_no == StmCtgNoNone) continue; std::string category = std::string(kStmCategoryName[ctg_no]); std::string str = category + " [ "; for (const auto &i : this->crr_invisible_role_history[category]) str += (i + " > "); str += "]"; HMI_DEBUG("%s", str.c_str()); } } std::vector PolicyManager::parseString(std::string str, char delimiter) { // Parse string by delimiter std::vector vct; std::stringstream ss{str}; std::string buf; while (std::getline(ss, buf, delimiter)) { if (!buf.empty()) { // Delete space and push back to vector vct.push_back(this->deleteSpace(buf)); } } return vct; } std::string PolicyManager::deleteSpace(std::string str) { std::string ret = str; size_t pos; while ((pos = ret.find_first_of(" ")) != std::string::npos) { ret.erase(pos, 1); } return ret; } const char *PolicyManager::kDefaultRolesConfig = "{ \ \"roles\":[ \ { \ \"category\": \"homescreen\", \ \"role\": \"homescreen\", \ \"area\": \"fullscreen\", \ }, \ { \ \"category\": \"map\", \ \"role\": \"map\", \ \"area\": \"normal.full | split.main\", \ }, \ { \ \"category\": \"general\", \ \"role\": \"launcher | poi | browser | sdl | mixer | radio | hvac | debug | phone | video | music\", \ \"area\": \"normal.full\", \ }, \ { \ \"category\": \"system\", \ \"role\": \"settings | dashboard\", \ \"area\": \"normal.full\", \ }, \ { \ \"category\": \"software_keyboard\", \ \"role\": \"software_keyboard\", \ \"area\": \"software_keyboard\", \ }, \ { \ \"category\": \"restriction\", \ \"role\": \"restriction\", \ \"area\": \"restriction.normal | restriction.split.main | restriction.split.sub\", \ }, \ { \ \"category\": \"pop_up\", \ \"role\": \"pop_up\", \ \"area\": \"on_screen\", \ }, \ { \ \"category\": \"system_alert\", \ \"role\": \"system_alert\", \ \"area\": \"on_screen\", \ } \ ] \ }"; const char *PolicyManager::kDefaultLayoutsConfig = "{ \ \"layouts\": [ \ { \ \"name\": \"homescreen\", \ \"layer\": \"far_homescreen\", \ \"areas\": [ \ { \ \"name\": \"fullscreen\", \ \"category\": \"homescreen\" \ } \ ] \ }, \ { \ \"name\": \"map.normal\", \ \"layer\": \"apps\", \ \"areas\": [ \ { \ \"name\": \"normal.full\", \ \"category\": \"map\" \ } \ ] \ }, \ { \ \"name\": \"map.split\", \ \"layer\": \"apps\", \ \"areas\": [ \ { \ \"name\": \"split.main\", \ \"category\": \"map\" \ }, \ { \ \"name\": \"split.sub\", \ \"category\": \"splitable\" \ } \ ] \ }, \ { \ \"name\": \"map.fullscreen\", \ \"layer\": \"apps\", \ \"areas\": [ \ { \ \"name\": \"fullscreen\", \ \"category\": \"map\" \ } \ ] \ }, \ { \ \"name\": \"splitable.normal\", \ \"layer\": \"apps\", \ \"areas\": [ \ { \ \"name\": \"normal.full\", \ \"category\": \"splitable\" \ } \ ] \ }, \ { \ \"name\": \"splitable.split\", \ \"layer\": \"apps\", \ \"areas\": [ \ { \ \"name\": \"split.main\", \ \"category\": \"splitable\" \ }, \ { \ \"name\": \"split.sub\", \ \"category\": \"splitable\" \ } \ ] \ }, \ { \ \"name\": \"general.normal\", \ \"layer\": \"apps\", \ \"areas\": [ \ { \ \"name\": \"normal.full\", \ \"category\": \"general\" \ } \ ] \ }, \ { \ \"name\": \"system.normal\", \ \"layer\": \"apps\", \ \"areas\": [ \ { \ \"name\": \"normal.full\", \ \"category\": \"system\" \ } \ ] \ }, \ { \ \"name\": \"software_keyboard\", \ \"layer\": \"near_homescreen\", \ \"areas\": [ \ { \ \"name\": \"software_keyboard\", \ \"category\": \"software_keyboard\" \ } \ ] \ }, \ { \ \"name\": \"restriction.normal\", \ \"layer\": \"restriction\", \ \"areas\": [ \ { \ \"name\": \"restriction.normal\", \ \"category\": \"restriction\" \ } \ ] \ }, \ { \ \"name\": \"restriction.split.main\", \ \"layer\": \"restriction\", \ \"areas\": [ \ { \ \"name\": \"restriction.split.main\", \ \"category\": \"restriction\" \ } \ ] \ }, \ { \ \"name\": \"restriction.split.sub\", \ \"layer\": \"restriction\", \ \"areas\": [ \ { \ \"name\": \"restriction.split.sub\", \ \"category\": \"restriction\" \ } \ ] \ }, \ { \ \"name\": \"pop_up\", \ \"layer\": \"on_screen\", \ \"areas\": [ \ { \ \"name\": \"on_screen\", \ \"category\": \"pop_up\" \ } \ ] \ }, \ { \ \"name\": \"system_alert\", \ \"layer\": \"on_screen\", \ \"areas\": [ \ { \ \"name\": \"on_screen\", \ \"category\": \"system_alert\" \ } \ ] \ } \ ] \ }";