main.cpp

00001 /*
00002  * Copyright (c) 2015 ARM Limited. All rights reserved.
00003  * SPDX-License-Identifier: Apache-2.0
00004  * Licensed under the Apache License, Version 2.0 (the License); you may
00005  * not use this file except in compliance with the License.
00006  * You may obtain a copy of the License at
00007  *
00008  * http://www.apache.org/licenses/LICENSE-2.0
00009  *
00010  * Unless required by applicable law or agreed to in writing, software
00011  * distributed under the License is distributed on an AS IS BASIS, WITHOUT
00012  * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00013  * See the License for the specific language governing permissions and
00014  * limitations under the License.
00015  */
00016 #include <unistd.h>
00017 #include <malloc.h>
00018 #include <stdio.h>
00019 #include <stdarg.h>
00020 #include <pthread.h>
00021 #include <signal.h> /* For SIGIGN and SIGINT */
00022 #include "mbed-client/m2minterfacefactory.h"
00023 #include "mbed-client/m2mdevice.h"
00024 #include "mbed-client/m2minterfaceobserver.h"
00025 #include "mbed-client/m2minterface.h"
00026 #include "mbed-client/m2mobjectinstance.h"
00027 #include "mbed-client/m2mresource.h"
00028 
00029 #include "mbed-trace/mbed_trace.h"
00030 
00031 const String &BOOTSTRAP_SERVER_ADDRESS = "coap://10.45.3.10:5693";
00032 const String &M2M_SERVER_ADDRESS = "coap://10.45.3.10:5683";
00033 const String &MANUFACTURER = "manufacturer";
00034 const String &TYPE = "type";
00035 const String &MODEL_NUMBER = "2015";
00036 const String &SERIAL_NUMBER = "12345";
00037 
00038 const uint8_t STATIC_VALUE[] = "Open Mobile Alliance";
00039 
00040 static void ctrl_c_handle_function(void);
00041 void close_function();
00042 typedef void (*signalhandler_t)(int); /* Function pointer type for ctrl-c */
00043 
00044 class MbedClient: public M2MInterfaceObserver {
00045 public:
00046     MbedClient(){
00047         _security = NULL;
00048         _interface = NULL;
00049         _register_security = NULL;
00050         _device = NULL;
00051         _object = NULL;
00052         _bootstrapped = false;
00053         _error = false;
00054         _registered = false;
00055         _unregistered = false;
00056         _registration_updated = false;
00057         _value = 0;
00058     }
00059 
00060     ~MbedClient() {
00061         if(_security) {
00062             delete _security;
00063         }
00064         if(_register_security){
00065             delete _register_security;
00066         }
00067         if(_device) {
00068            M2MDevice::delete_instance();
00069             _device = NULL;
00070         }
00071         if(_object) {
00072             delete _object;
00073         }
00074         if(_interface) {
00075             delete _interface;
00076         }
00077     }
00078 
00079     bool create_interface() {
00080         _interface = M2MInterfaceFactory::create_interface(*this,
00081                                                   "linux-endpoint",
00082                                                   "test",
00083                                                   60,
00084                                                   5683,
00085                                                   "",
00086                                                   M2MInterface::UDP,
00087                                                   M2MInterface::LwIP_IPv4,
00088                                                   "");
00089         printf("Endpoint Name : linux-endpoint\n");
00090         return (_interface == NULL) ? false : true;
00091     }
00092 
00093     bool bootstrap_successful() {
00094         while(!_bootstrapped && !_error) {
00095             sleep(1);
00096         }
00097         return _bootstrapped;
00098     }
00099 
00100     bool register_successful() {
00101         while(!_registered && !_error) {
00102             sleep(1);
00103         }
00104         return _registered;
00105     }
00106 
00107     bool unregister_successful() {
00108         while(!_unregistered && !_error) {
00109             sleep(1);
00110         }
00111         return _unregistered;
00112     }
00113 
00114     bool registration_update_successful() {
00115         while(!_registration_updated && !_error) {
00116         }
00117         return _registration_updated;
00118     }
00119 
00120     bool create_bootstrap_object() {
00121         bool success = false;
00122         if(_security) {
00123             delete _security;
00124         }
00125         _security = M2MInterfaceFactory::create_security(M2MSecurity::Bootstrap);
00126         if(_security) {
00127             if(_security->set_resource_value(M2MSecurity::M2MServerUri, BOOTSTRAP_SERVER_ADDRESS) &&
00128             _security->set_resource_value(M2MSecurity::SecurityMode, M2MSecurity::NoSecurity)) {
00129                 success = true;
00130                 /* Not used now because there is no TLS or DTLS implementation available for stack.
00131                 security->set_resource_value(M2MSecurity::ServerPublicKey,certificates->certificate_ptr[0],certificates->certificate_len[0]);
00132                 security->set_resource_value(M2MSecurity::PublicKey,certificates->certificate_ptr[1],certificates->certificate_len[1]);
00133                 security->set_resource_value(M2MSecurity::Secretkey,certificates->own_private_key_ptr,certificates->own_private_key_len);
00134                 */
00135             }
00136         }
00137         printf("Bootstrap Server Address %s\n", BOOTSTRAP_SERVER_ADDRESS.c_str());
00138         return success;
00139     }
00140 
00141     bool create_register_object() {
00142         bool success = false;
00143         _register_security = M2MInterfaceFactory::create_security(M2MSecurity::M2MServer);
00144         if(_register_security) {
00145             if(_register_security->set_resource_value(M2MSecurity::M2MServerUri, M2M_SERVER_ADDRESS) &&            
00146             _register_security->set_resource_value(M2MSecurity::SecurityMode, M2MSecurity::NoSecurity)) {
00147                 success = true;
00148                 /* Not used now because there is no TLS or DTLS implementation available for stack.
00149                 security->set_resource_value(M2MSecurity::ServerPublicKey,certificates->certificate_ptr[0],certificates->certificate_len[0]);
00150                 security->set_resource_value(M2MSecurity::PublicKey,certificates->certificate_ptr[1],certificates->certificate_len[1]);
00151                 security->set_resource_value(M2MSecurity::Secretkey,certificates->own_private_key_ptr,certificates->own_private_key_len);
00152                 */
00153             }
00154         }
00155         return success;
00156     }
00157 
00158     void test_bootstrap() {
00159         _interface->bootstrap(_security);
00160     }
00161 
00162     bool create_device_object() {
00163         bool success = false;
00164         _device = M2MInterfaceFactory::create_device();
00165         if(_device) {
00166             _device->object_instance()->set_operation(M2MBase::GET_PUT_POST_ALLOWED);
00167             if(_device->create_resource(M2MDevice::Manufacturer,MANUFACTURER)     &&
00168                _device->create_resource(M2MDevice::DeviceType,TYPE)        &&
00169                _device->create_resource(M2MDevice::ModelNumber,MODEL_NUMBER)      &&
00170                _device->create_resource(M2MDevice::SerialNumber,SERIAL_NUMBER)) {
00171                 success = true;
00172             }
00173         }
00174         return success;
00175     }
00176 
00177     void execute_function(void *argument) {
00178         if(argument) {
00179             char* arguments = (char*)argument;
00180             printf("Received %s!!\n", arguments);
00181         }
00182         printf("I am executed !!\n");
00183     }
00184 
00185     bool create_generic_object() {
00186         bool success = false;
00187         _object = M2MInterfaceFactory::create_object("10");
00188         if(_object) {
00189             _object->set_operation(M2MBase::GET_PUT_POST_ALLOWED);
00190             M2MObjectInstance* inst = _object->create_object_instance();
00191             if(inst) {
00192                 inst->set_operation(M2MBase::GET_PUT_POST_ALLOWED);
00193                 inst->set_observable(false);
00194                 char buffer[20];
00195                 int size = sprintf(buffer,"%d",_value);
00196 
00197                 inst->create_static_resource("0",
00198                                              "ResourceTest",
00199                                              M2MResourceInstance::INTEGER,
00200                                              STATIC_VALUE,
00201                                              sizeof(STATIC_VALUE)-1);
00202 
00203                 M2MResourceInstance* instance = inst->create_dynamic_resource_instance("1",
00204                                                                          "ResourceTest",
00205                                                                          M2MResourceInstance::INTEGER,
00206                                                                          true,0);
00207 
00208                 if(instance) {
00209                     instance->set_operation(M2MBase::GET_PUT_POST_ALLOWED);
00210                     instance->set_value((const uint8_t*)buffer,
00211                                  (const uint32_t)size);
00212                     instance->set_execute_function(execute_callback (this,&MbedClient::execute_function));
00213                     _value++;
00214                 }
00215             }
00216         }
00217         return success;
00218     }
00219 
00220     void update_resource() {
00221         if(_object) {
00222             M2MObjectInstance* inst = _object->object_instance();
00223             if(inst) {
00224                 M2MResource* res = inst->resource("1");
00225                 res = inst->resource("1");
00226                 if(res) {
00227                     M2MResourceInstance *res_inst = res->resource_instance(0);
00228                     if(res_inst) {
00229                         char buffer1[20];
00230                         int size1 = sprintf(buffer1,"%d",_value);
00231                         res_inst->set_value((const uint8_t*)buffer1,
00232                                        (const uint32_t)size1);
00233                         _value++;
00234                     }
00235                 }
00236             }
00237         }
00238     }
00239 
00240     void test_register(){
00241         M2MObjectList object_list;
00242         object_list.push_back(_device);
00243         object_list.push_back(_object);
00244 
00245         _interface->register_object(_register_security,object_list);
00246     }
00247 
00248     void test_update_register() {
00249         uint32_t updated_lifetime = 20;
00250         _registered = false;
00251         _unregistered = false;
00252         _interface->update_registration(_register_security,updated_lifetime);
00253     }
00254 
00255     void test_unregister() {
00256         _interface->unregister_object(NULL);
00257     }
00258 
00259     void bootstrap_done(M2MSecurity *server_object){
00260     if(server_object) {
00261             _register_security = server_object;
00262             _bootstrapped = true;
00263             printf("\nBootstrapped\n");
00264             printf("mDS Address %s\n",
00265             _register_security->resource_value_string(M2MSecurity::M2MServerUri).c_str());
00266         }
00267     }
00268 
00269     void object_registered(M2MSecurity */*security_object*/, const M2MServer &/*server_object*/){
00270         _registered = true;
00271         printf("\nRegistered\n");
00272     }
00273 
00274     void object_unregistered(M2MSecurity */*server_object*/){
00275         _unregistered = true;
00276         printf("\nUnregistered\n");
00277     }
00278 
00279     void registration_updated(M2MSecurity */*security_object*/, const M2MServer & /*server_object*/){
00280         _registration_updated = true;
00281         printf("\nregistration updated\n");
00282 
00283     }
00284 
00285     void error(M2MInterface::Error error){
00286         _error = true;
00287         close_function();
00288         printf("\nError occured Error Code : %d\n", (int8_t)error);
00289 
00290     }
00291 
00292     void value_updated(M2MBase *base, M2MBase::BaseType type) {
00293         printf("\nValue updated of Object name %s and Type %d\n",
00294                base->name(), type);
00295     }
00296 
00297 private:
00298 
00299     M2MInterface        *_interface;
00300     M2MSecurity         *_security;
00301     M2MSecurity         *_register_security;
00302     M2MDevice           *_device;
00303     M2MObject           *_object;
00304     bool                _bootstrapped;
00305     bool                _error;
00306     bool                _registered;
00307     bool                _unregistered;
00308     bool                _registration_updated;
00309     int                 _value;
00310 };
00311 
00312 void* wait_for_bootstrap(void* arg) {
00313     MbedClient *client;
00314     client = (MbedClient*) arg;
00315     if(client->bootstrap_successful()) {
00316         printf("Registering endpoint\n");
00317         client->test_register();
00318     }
00319     return NULL;
00320 }
00321 
00322 void* wait_for_unregister(void* arg) {
00323     MbedClient *client;
00324     client = (MbedClient*) arg;
00325     if(client->unregister_successful()) {
00326         printf("Unregistered done --> exiting\n");
00327         close_function();
00328     }
00329     return NULL;
00330 }
00331 
00332 void* send_observation(void* arg) {
00333     MbedClient *client;
00334     client = (MbedClient*) arg;
00335     static uint8_t counter = 0;
00336     while(1) {
00337         sleep(1);
00338         if(counter >= 5 &&
00339            client->register_successful()) {
00340             printf("Sending observation\n");
00341             client->update_resource();
00342             counter = 0;
00343         }
00344         else
00345             counter++;
00346     }
00347     return NULL;
00348 }
00349 
00350 static MbedClient *m2mclient = NULL;
00351 
00352 static void ctrl_c_handle_function(void)
00353 {
00354     if(m2mclient && m2mclient->register_successful()) {
00355         printf("Unregistering endpoint\n");
00356         m2mclient->test_unregister();
00357     }
00358 }
00359 
00360 void trace_printer(const char* str)
00361 {
00362   printf("%s\r\n", str);
00363 }
00364 
00365 static pthread_t bootstrap_thread;
00366 static pthread_t unregister_thread;
00367 static pthread_t observation_thread;
00368 
00369 void close_function() {
00370     pthread_cancel(bootstrap_thread);
00371     pthread_cancel(unregister_thread);
00372     pthread_cancel(observation_thread);
00373 }
00374 
00375 int main() {
00376 
00377     MbedClient mbed_client;
00378 
00379     m2mclient = &mbed_client;
00380 
00381     mbed_trace_init();
00382     mbed_trace_print_function_set( trace_printer );
00383     mbed_trace_config_set(TRACE_MODE_COLOR|TRACE_ACTIVE_LEVEL_DEBUG|TRACE_CARRIAGE_RETURN);
00384 
00385     signal(SIGINT, (signalhandler_t)ctrl_c_handle_function);
00386 
00387     bool result = mbed_client.create_interface();
00388     if(true == result) {
00389         printf("\nInterface created\n");
00390     }
00391     result = mbed_client.create_bootstrap_object();
00392     if(true == result) {
00393         printf("Bootstrap object created");
00394     }
00395 
00396     result = mbed_client.create_register_object();
00397     if(true == result) {
00398         printf("Register object created");
00399     }
00400 
00401     result = mbed_client.create_device_object();
00402     if(true == result){
00403         printf("\nDevice object created !!\n");
00404     }
00405 
00406     result = mbed_client.create_generic_object();
00407 
00408     if(true == result) {
00409         printf("\nGeneric object created\n");
00410     }
00411 
00412 //    printf("Bootstrapping endpoint\n");
00413 //    mbed_client.test_bootstrap();
00414 
00415     printf("Registering endpoint\n");
00416     mbed_client.test_register();
00417 
00418 
00419     pthread_create(&bootstrap_thread, NULL, &wait_for_bootstrap, (void*) &mbed_client);
00420     pthread_create(&observation_thread, NULL, &send_observation, (void*) &mbed_client);
00421     pthread_create(&unregister_thread, NULL, &wait_for_unregister, (void*) &mbed_client);
00422 
00423     pthread_join(bootstrap_thread, NULL);
00424     pthread_join(unregister_thread, NULL);
00425     pthread_join(observation_thread, NULL);
00426 
00427     exit(EXIT_SUCCESS);
00428 }
00429