Austin Blackstone
mbed client on ethernet with LWIP
Dependencies: mbed Socket lwip-eth lwip-sys lwip
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mbed-client-classic-example-lwip
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sandbox
Revision 0:9ad9d701b1c3, committed 2016-01-28
- Comitter:
- geky
- Date:
- Thu Jan 28 17:22:34 2016 +0000
- Child:
- 1:94ae3343aaa7
- Commit message:
- Initial commit
Changed in this revision
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/EthernetInterface.lib Thu Jan 28 17:22:34 2016 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/EthernetInterface/#2fc406e2553f
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Thu Jan 28 17:22:34 2016 +0000
@@ -0,0 +1,379 @@
+/*
+ * Copyright (c) 2015 ARM Limited. All rights reserved.
+ * SPDX-License-Identifier: Apache-2.0
+ * 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 "EthernetInterface.h"
+#include "mbed-client/m2minterfacefactory.h"
+#include "mbed-client/m2mdevice.h"
+#include "mbed-client/m2minterfaceobserver.h"
+#include "mbed-client/m2minterface.h"
+#include "mbed-client/m2mobjectinstance.h"
+#include "mbed-client/m2mresource.h"
+#include "security.h"
+#include "ns_trace.h"
+
+#include "mbed.h"
+
+
+Serial output(USBTX, USBRX);
+
+//Select binding mode: UDP or TCP
+M2MInterface::BindingMode SOCKET_MODE = M2MInterface::UDP;
+
+// This is address to mbed Device Connector
+const String &MBED_SERVER_ADDRESS = "coap://api.connector.mbed.com:5684";
+
+const String &MBED_USER_NAME_DOMAIN = MBED_DOMAIN;
+const String &ENDPOINT_NAME = MBED_ENDPOINT_NAME;
+
+const String &MANUFACTURER = "manufacturer";
+const String &TYPE = "type";
+const String &MODEL_NUMBER = "2015";
+const String &SERIAL_NUMBER = "12345";
+
+const uint8_t STATIC_VALUE[] = "Static value";
+
+#if defined(TARGET_K64F)
+#define OBS_BUTTON SW2
+#define UNREG_BUTTON SW3
+#endif
+
+
+class MbedClient: public M2MInterfaceObserver {
+public:
+ MbedClient(){
+ _interface = NULL;
+ _bootstrapped = false;
+ _error = false;
+ _registered = false;
+ _unregistered = false;
+ _register_security = NULL;
+ _value = 0;
+ _object = NULL;
+ }
+
+ ~MbedClient() {
+ if(_interface) {
+ delete _interface;
+ }
+ if(_register_security){
+ delete _register_security;
+ }
+ }
+
+ void trace_printer(const char* str) {
+ output.printf("\r\n%s\r\n", str);
+ }
+
+ void create_interface() {
+ // Creates M2MInterface using which endpoint can
+ // setup its name, resource type, life time, connection mode,
+ // Currently only LwIPv4 is supported.
+
+ // Randomizing listening port for Certificate mode connectivity
+ srand(time(NULL));
+ uint16_t port = rand() % 65535 + 12345;
+
+ _interface = M2MInterfaceFactory::create_interface(*this,
+ ENDPOINT_NAME,
+ "test",
+ 3600,
+ port,
+ MBED_USER_NAME_DOMAIN,
+ SOCKET_MODE,
+ M2MInterface::LwIP_IPv4,
+ "");
+ }
+
+ bool register_successful() {
+ return _registered;
+ }
+
+ bool unregister_successful() {
+ return _unregistered;
+ }
+
+ M2MSecurity* create_register_object() {
+ // Creates register server object with mbed device server address and other parameters
+ // required for client to connect to mbed device server.
+ M2MSecurity *security = M2MInterfaceFactory::create_security(M2MSecurity::M2MServer);
+ if(security) {
+ security->set_resource_value(M2MSecurity::M2MServerUri, MBED_SERVER_ADDRESS);
+ security->set_resource_value(M2MSecurity::SecurityMode, M2MSecurity::Certificate);
+ security->set_resource_value(M2MSecurity::ServerPublicKey,SERVER_CERT,sizeof(SERVER_CERT));
+ security->set_resource_value(M2MSecurity::PublicKey,CERT,sizeof(CERT));
+ security->set_resource_value(M2MSecurity::Secretkey,KEY,sizeof(KEY));
+ }
+ return security;
+ }
+
+ M2MDevice* create_device_object() {
+ // Creates device object which contains mandatory resources linked with
+ // device endpoint.
+ M2MDevice *device = M2MInterfaceFactory::create_device();
+ if(device) {
+ device->create_resource(M2MDevice::Manufacturer,MANUFACTURER);
+ device->create_resource(M2MDevice::DeviceType,TYPE);
+ device->create_resource(M2MDevice::ModelNumber,MODEL_NUMBER);
+ device->create_resource(M2MDevice::SerialNumber,SERIAL_NUMBER);
+ }
+ return device;
+ }
+
+ M2MObject* create_generic_object() {
+ _object = M2MInterfaceFactory::create_object("Test");
+ if(_object) {
+ M2MObjectInstance* inst = _object->create_object_instance();
+ if(inst) {
+ M2MResource* res = inst->create_dynamic_resource("D",
+ "ResourceTest",
+ M2MResourceInstance::INTEGER,
+ true);
+ char buffer[20];
+ int size = sprintf(buffer,"%d",_value);
+ res->set_operation(M2MBase::GET_PUT_ALLOWED);
+ res->set_value((const uint8_t*)buffer,
+ (const uint32_t)size);
+ _value++;
+
+ inst->create_static_resource("S",
+ "ResourceTest",
+ M2MResourceInstance::STRING,
+ STATIC_VALUE,
+ sizeof(STATIC_VALUE)-1);
+ }
+ }
+ return _object;
+ }
+
+ void update_resource() {
+ if(_object) {
+ M2MObjectInstance* inst = _object->object_instance();
+ if(inst) {
+ M2MResource* res = inst->resource("D");
+
+ char buffer[20];
+ int size = sprintf(buffer,"%d",_value);
+ res->set_value((const uint8_t*)buffer,
+ (const uint32_t)size);
+ _value++;
+ }
+ }
+ }
+
+ void test_register(M2MSecurity *register_object, M2MObjectList object_list){
+ if(_interface) {
+ // Register function
+ _interface->register_object(register_object, object_list);
+ }
+ }
+
+ void test_unregister() {
+ if(_interface) {
+ // Unregister function
+ _interface->unregister_object(NULL);
+ }
+ }
+
+ //Callback from mbed client stack when the bootstrap
+ // is successful, it returns the mbed Device Server object
+ // which will be used for registering the resources to
+ // mbed Device server.
+ void bootstrap_done(M2MSecurity *server_object){
+ if(server_object) {
+ _bootstrapped = true;
+ _error = false;
+ trace_printer("\nBootstrapped\n");
+ }
+ }
+
+ //Callback from mbed client stack when the registration
+ // is successful, it returns the mbed Device Server object
+ // to which the resources are registered and registered objects.
+ void object_registered(M2MSecurity */*security_object*/, const M2MServer &/*server_object*/){
+ _registered = true;
+ _unregistered = false;
+ trace_printer("\nRegistered\n");
+ }
+
+ //Callback from mbed client stack when the unregistration
+ // is successful, it returns the mbed Device Server object
+ // to which the resources were unregistered.
+ void object_unregistered(M2MSecurity */*server_object*/){
+ _unregistered = true;
+ _registered = false;
+ trace_printer("\nUnregistered\n");
+ }
+
+ void registration_updated(M2MSecurity */*security_object*/, const M2MServer & /*server_object*/){
+ }
+
+ //Callback from mbed client stack if any error is encountered
+ // during any of the LWM2M operations. Error type is passed in
+ // the callback.
+ void error(M2MInterface::Error error){
+ _error = true;
+ switch(error){
+ case M2MInterface::AlreadyExists:
+ trace_printer("[ERROR:] M2MInterface::AlreadyExists\n");
+ break;
+ case M2MInterface::BootstrapFailed:
+ trace_printer("[ERROR:] M2MInterface::BootstrapFailed\n");
+ break;
+ case M2MInterface::InvalidParameters:
+ trace_printer("[ERROR:] M2MInterface::InvalidParameters\n");
+ break;
+ case M2MInterface::NotRegistered:
+ trace_printer("[ERROR:] M2MInterface::NotRegistered\n");
+ break;
+ case M2MInterface::Timeout:
+ trace_printer("[ERROR:] M2MInterface::Timeout\n");
+ break;
+ case M2MInterface::NetworkError:
+ trace_printer("[ERROR:] M2MInterface::NetworkError\n");
+ break;
+ case M2MInterface::ResponseParseFailed:
+ trace_printer("[ERROR:] M2MInterface::ResponseParseFailed\n");
+ break;
+ case M2MInterface::UnknownError:
+ trace_printer("[ERROR:] M2MInterface::UnknownError\n");
+ break;
+ case M2MInterface::MemoryFail:
+ trace_printer("[ERROR:] M2MInterface::MemoryFail\n");
+ break;
+ case M2MInterface::NotAllowed:
+ trace_printer("[ERROR:] M2MInterface::NotAllowed\n");
+ break;
+ default:
+ break;
+ }
+ }
+
+ //Callback from mbed client stack if any value has changed
+ // during PUT operation. Object and its type is passed in
+ // the callback.
+ void value_updated(M2MBase *base, M2MBase::BaseType type) {
+ output.printf("\nValue updated of Object name %s and Type %d\n",
+ base->name().c_str(), type);
+ }
+
+ void test_update_register() {
+ if (_registered) {
+ _interface->update_registration(_register_security, 3600);
+ }
+ }
+
+ void set_register_object(M2MSecurity *register_object) {
+ if (_register_security == NULL) {
+ _register_security = register_object;
+ }
+ }
+
+private:
+
+ M2MInterface *_interface;
+ M2MSecurity *_register_security;
+ M2MObject *_object;
+ volatile bool _bootstrapped;
+ volatile bool _error;
+ volatile bool _registered;
+ volatile bool _unregistered;
+ int _value;
+};
+
+EthernetInterface eth;
+// Instantiate the class which implements
+// LWM2M Client API
+MbedClient mbed_client;
+
+// Set up Hardware interrupt button.
+InterruptIn obs_button(OBS_BUTTON);
+InterruptIn unreg_button(UNREG_BUTTON);
+
+// Network interaction must be performed outside of interrupt context
+volatile bool registered = false;
+const int REGISTER_SIGNAL = 0x2;
+osThreadId mainThread;
+
+void unregister() {
+ registered = false;
+ osSignalSet(mainThread, REGISTER_SIGNAL);
+}
+
+
+// Entry point to the program
+int main() {
+ // Keep track of the main thread
+ mainThread = osThreadGetId();
+
+ // Sets the console baud-rate
+ output.baud(115200);
+
+ // This sets up the network interface configuration which will be used
+ // by LWM2M Client API to communicate with mbed Device server.
+ eth.init(); //Use DHCP
+ eth.connect();
+
+ //lwipv4_socket_init();
+ output.printf("IP address %s\r\n", eth.getIPAddress());
+
+ // On press of SW3 button on K64F board, example application
+ // will call unregister API towards mbed Device Server
+ //unreg_button.fall(&mbed_client,&MbedClient::test_unregister);
+ unreg_button.fall(&unregister);
+
+ // On press of SW2 button on K64F board, example application
+ // will send observation towards mbed Device Server
+ obs_button.fall(&mbed_client,&MbedClient::update_resource);
+
+ // Create LWM2M Client API interface to manage register and unregister
+ mbed_client.create_interface();
+
+ // Create LWM2M server object specifying mbed device server
+ // information.
+ M2MSecurity* register_object = mbed_client.create_register_object();
+
+ // Create LWM2M device object specifying device resources
+ // as per OMA LWM2M specification.
+ M2MDevice* device_object = mbed_client.create_device_object();
+
+ // Create Generic object specifying custom resources
+ M2MObject* generic_object = mbed_client.create_generic_object();
+
+ // Add all the objects that you would like to register
+ // into the list and pass the list for register API.
+ M2MObjectList object_list;
+ object_list.push_back(device_object);
+ object_list.push_back(generic_object);
+
+ mbed_client.set_register_object(register_object);
+
+ // Register with mbed Device Connector
+ mbed_client.test_register(register_object, object_list);
+ registered = true;
+
+ while (registered) {
+ osSignalWait(REGISTER_SIGNAL, 25000);
+
+ if (registered) {
+ mbed_client.test_update_register();
+ } else {
+ break;
+ }
+ }
+
+ mbed_client.test_unregister();
+}
+
+
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed-client-c.lib Thu Jan 28 17:22:34 2016 +0000 @@ -0,0 +1,1 @@ +https://developer.mbed.org/teams/apps-playground/code/mbed-client-c/#003f4b96615a
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed-client-classic.lib Thu Jan 28 17:22:34 2016 +0000 @@ -0,0 +1,1 @@ +https://developer.mbed.org/teams/apps-playground/code/mbed-client-classic/#2dc916e504c9
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed-client-mbedtls.lib Thu Jan 28 17:22:34 2016 +0000 @@ -0,0 +1,1 @@ +https://developer.mbed.org/teams/apps-playground/code/mbed-client-mbedtls/#ffe3000287f1
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed-client.lib Thu Jan 28 17:22:34 2016 +0000 @@ -0,0 +1,1 @@ +https://developer.mbed.org/teams/apps-playground/code/mbed-client/#ba8bfc033d44
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed-rtos.lib Thu Jan 28 17:22:34 2016 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/mbed-rtos/#3d9d2b8b8f17
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Thu Jan 28 17:22:34 2016 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/mbed/builds/6f327212ef96 \ No newline at end of file
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbedtls.lib Thu Jan 28 17:22:34 2016 +0000 @@ -0,0 +1,1 @@ +https://developer.mbed.org/teams/apps-playground/code/mbedtls/#77ecc55ee50d
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/nanostack-libservice.lib Thu Jan 28 17:22:34 2016 +0000 @@ -0,0 +1,1 @@ +https://developer.mbed.org/teams/apps-playground/code/nanostack-libservice/#637eee98f8db