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-rw-r--r--app/network.cpp119
1 files changed, 119 insertions, 0 deletions
diff --git a/app/network.cpp b/app/network.cpp
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+++ b/app/network.cpp
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+/*
+ * Copyright (C) 2019 Konsulko Group
+ *
+ * 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 "network.h"
+#include <string>
+#include <iostream>
+#include <unistd.h>
+#include <json-c/json.h>
+
+int enable_modem(Configuration &config, AfbClient &afbclient)
+{
+ int rc;
+ struct json_object *j_resp = NULL;
+
+ bool cellular_enabled = false;
+ bool cellular_found = false;
+ while(!cellular_found) {
+ // Check current state
+ rc = afbclient.call_sync(std::string("network-manager"), std::string("technologies"), NULL, &j_resp);
+ if(rc < 0 || !j_resp)
+ continue;
+ if(config.getLogLevel() > 1) {
+ std::cerr << __FUNCTION__ << ": j_resp = " << \
+ json_object_to_json_string_ext(j_resp, JSON_C_TO_STRING_SPACED | JSON_C_TO_STRING_PRETTY) << \
+ std::endl;
+ }
+
+ struct json_object *j_response;
+ if(!json_object_object_get_ex(j_resp, "response", &j_response))
+ continue;
+
+ struct json_object *j_values;
+ if(!json_object_object_get_ex(j_response, "values", &j_values))
+ continue;
+
+ for(int i = 0; i < json_object_array_length(j_values); i++) {
+ struct json_object *j_value = json_object_array_get_idx(j_values, i);
+ if(!j_value)
+ break;
+
+ struct json_object *j_technology;
+ if(!json_object_object_get_ex(j_value, "technology", &j_technology))
+ break;
+
+ std::string technology(json_object_get_string(j_technology));
+ if(technology == "cellular") {
+ struct json_object *j_properties;
+ if(!json_object_object_get_ex(j_value, "properties", &j_properties))
+ break;
+
+ struct json_object *j_powered;
+ if(!json_object_object_get_ex(j_properties, "powered", &j_powered))
+ break;
+
+ if(json_object_get_boolean(j_powered)) {
+ if(config.getLogLevel() > 0) {
+ std::cerr << __FUNCTION__ << ": cellular enabled!" << std::endl;
+ cellular_enabled = true;
+ }
+ }
+
+ std::cerr << __FUNCTION__ << ": cellular found!" << std::endl;
+ cellular_found = true;
+ rc = 0;
+ break;
+ }
+
+ }
+ json_object_put(j_resp);
+
+ sleep(1);
+ }
+
+ if(!cellular_enabled) {
+ if(config.getLogLevel() > 0) {
+ std::cerr << __FUNCTION__ << ": enabling cellular" << std::endl;
+ }
+ struct json_object *j_obj = json_object_new_object();
+ struct json_object *j_val = json_object_new_string("cellular");
+ json_object_object_add(j_obj, "technology", j_val);
+ rc = afbclient.call_sync(std::string("network-manager"), std::string("enable_technology"), j_obj);
+ }
+ return rc;
+}
+
+bool check_online(AfbClient &afbclient)
+{
+ int rc;
+ struct json_object *j_resp = NULL;
+
+ // Check current state
+ rc = afbclient.call_sync(std::string("network-manager"), std::string("state"), NULL, &j_resp);
+ if(rc < 0 || !j_resp)
+ return false;
+
+ struct json_object *j_response;
+ if(!json_object_object_get_ex(j_resp, "response", &j_response))
+ return false;
+
+ bool online = false;
+ std::string response(json_object_get_string(j_response));
+ if(response == "online")
+ online = true;
+ json_object_put(j_resp);
+ return online;
+}