NXP / Mbed OS mbed-cloud-connect-example-ethernet

Simple Mbed Cloud client application using features of K64 & K66 including Ethernet and SD Card

Fork of mbed-cloud-example_K64_K66 by Mac Lobdell

DEPRECATED

This example application is not maintained and not recommended. It uses an old version of Mbed OS, Pelion DM, and Arm toolchain. It doesn't work with Mbed Studio.

Please use: https://os.mbed.com/teams/mbed-os-examples/code/mbed-os-example-pelion/

main.cpp@1:1ccf36276cd3, 2018-02-14 (annotated)

Committer:
MarceloSalazar
Date:
Wed Feb 14 10:43:56 2018 +0000
Revision:
1:1ccf36276cd3
Parent:
0:e13a8a944e25
Child:
2:6ed27f413b30
Simplified version of application

Who changed what in which revision?

UserRevisionLine numberNew contents of line
MarceloSalazar 0:e13a8a944e25 1 // ----------------------------------------------------------------------------
MarceloSalazar 0:e13a8a944e25 2 // Copyright 2016-2017 ARM Ltd.
MarceloSalazar 0:e13a8a944e25 3 //
MarceloSalazar 0:e13a8a944e25 4 // SPDX-License-Identifier: Apache-2.0
MarceloSalazar 0:e13a8a944e25 5 //
MarceloSalazar 0:e13a8a944e25 6 // Licensed under the Apache License, Version 2.0 (the "License");
MarceloSalazar 0:e13a8a944e25 7 // you may not use this file except in compliance with the License.
MarceloSalazar 0:e13a8a944e25 8 // You may obtain a copy of the License at
MarceloSalazar 0:e13a8a944e25 9 //
MarceloSalazar 0:e13a8a944e25 10 // http://www.apache.org/licenses/LICENSE-2.0
MarceloSalazar 0:e13a8a944e25 11 //
MarceloSalazar 0:e13a8a944e25 12 // Unless required by applicable law or agreed to in writing, software
MarceloSalazar 0:e13a8a944e25 13 // distributed under the License is distributed on an "AS IS" BASIS,
MarceloSalazar 0:e13a8a944e25 14 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
MarceloSalazar 0:e13a8a944e25 15 // See the License for the specific language governing permissions and
MarceloSalazar 0:e13a8a944e25 16 // limitations under the License.
MarceloSalazar 0:e13a8a944e25 17 // ----------------------------------------------------------------------------
MarceloSalazar 0:e13a8a944e25 18
MarceloSalazar 1:1ccf36276cd3 19 #include "mbed.h"
MarceloSalazar 1:1ccf36276cd3 20 #include "mbed-trace/mbed_trace.h"
MarceloSalazar 1:1ccf36276cd3 21 #include "mbed-trace-helper.h"
MarceloSalazar 0:e13a8a944e25 22 #include "simple-mbed-cloud-client.h"
MarceloSalazar 1:1ccf36276cd3 23 #include "key-config-manager/kcm_status.h"
MarceloSalazar 1:1ccf36276cd3 24 #include "key-config-manager/key_config_manager.h"
MarceloSalazar 1:1ccf36276cd3 25 #include "SDBlockDevice.h"
MarceloSalazar 1:1ccf36276cd3 26 #include "FATFileSystem.h"
MarceloSalazar 1:1ccf36276cd3 27 #include "EthernetInterface.h"
MarceloSalazar 1:1ccf36276cd3 28
MarceloSalazar 1:1ccf36276cd3 29 #define LED_OFF 1
MarceloSalazar 1:1ccf36276cd3 30
MarceloSalazar 1:1ccf36276cd3 31 DigitalOut led(LED_RED, LED_OFF);
MarceloSalazar 1:1ccf36276cd3 32 InterruptIn button(BUTTON1);
MarceloSalazar 0:e13a8a944e25 33
MarceloSalazar 0:e13a8a944e25 34 // Pointers to the resources that will be created in main_application().
MarceloSalazar 1:1ccf36276cd3 35 static MbedCloudClientResource* pattern_ptr;
MarceloSalazar 0:e13a8a944e25 36
MarceloSalazar 0:e13a8a944e25 37 // Pointer to mbedClient, used for calling close function.
MarceloSalazar 0:e13a8a944e25 38 static SimpleMbedCloudClient *client;
MarceloSalazar 0:e13a8a944e25 39
MarceloSalazar 1:1ccf36276cd3 40 static bool button_pressed = false;
MarceloSalazar 1:1ccf36276cd3 41
MarceloSalazar 1:1ccf36276cd3 42 void button_press() {
MarceloSalazar 1:1ccf36276cd3 43 button_pressed = true;
MarceloSalazar 1:1ccf36276cd3 44 }
MarceloSalazar 1:1ccf36276cd3 45
MarceloSalazar 1:1ccf36276cd3 46 void pattern_updated(const char *) {
MarceloSalazar 1:1ccf36276cd3 47 printf("PUT received, new value: %s\n", pattern_ptr->get_value());
MarceloSalazar 0:e13a8a944e25 48 }
MarceloSalazar 0:e13a8a944e25 49
MarceloSalazar 0:e13a8a944e25 50 void blink_callback(void *) {
MarceloSalazar 1:1ccf36276cd3 51 const char *pattern = pattern_ptr->get_value();
MarceloSalazar 0:e13a8a944e25 52 printf("LED pattern = %s\n", pattern);
MarceloSalazar 0:e13a8a944e25 53 // The pattern is something like 500:200:500, so parse that.
MarceloSalazar 0:e13a8a944e25 54 // LED blinking is done while parsing.
MarceloSalazar 1:1ccf36276cd3 55 led = !led;
MarceloSalazar 0:e13a8a944e25 56 while (*pattern != '\0') {
MarceloSalazar 0:e13a8a944e25 57 // Wait for requested time.
MarceloSalazar 1:1ccf36276cd3 58 wait_ms(atoi(pattern));
MarceloSalazar 1:1ccf36276cd3 59 led = !led;
MarceloSalazar 0:e13a8a944e25 60 // Search for next value.
MarceloSalazar 0:e13a8a944e25 61 pattern = strchr(pattern, ':');
MarceloSalazar 0:e13a8a944e25 62 if(!pattern) {
MarceloSalazar 0:e13a8a944e25 63 break; // while
MarceloSalazar 0:e13a8a944e25 64 }
MarceloSalazar 0:e13a8a944e25 65 pattern++;
MarceloSalazar 0:e13a8a944e25 66 }
MarceloSalazar 1:1ccf36276cd3 67
MarceloSalazar 1:1ccf36276cd3 68 led = LED_OFF;
MarceloSalazar 0:e13a8a944e25 69 }
MarceloSalazar 0:e13a8a944e25 70
MarceloSalazar 0:e13a8a944e25 71 void button_notification_status_callback(const M2MBase& object, const NoticationDeliveryStatus status)
MarceloSalazar 0:e13a8a944e25 72 {
MarceloSalazar 0:e13a8a944e25 73 switch(status) {
MarceloSalazar 0:e13a8a944e25 74 case NOTIFICATION_STATUS_BUILD_ERROR:
MarceloSalazar 0:e13a8a944e25 75 printf("Notification callback: (%s) error when building CoAP message\n", object.uri_path());
MarceloSalazar 0:e13a8a944e25 76 break;
MarceloSalazar 0:e13a8a944e25 77 case NOTIFICATION_STATUS_RESEND_QUEUE_FULL:
MarceloSalazar 0:e13a8a944e25 78 printf("Notification callback: (%s) CoAP resend queue full\n", object.uri_path());
MarceloSalazar 0:e13a8a944e25 79 break;
MarceloSalazar 0:e13a8a944e25 80 case NOTIFICATION_STATUS_SENT:
MarceloSalazar 0:e13a8a944e25 81 printf("Notification callback: (%s) Notification sent to server\n", object.uri_path());
MarceloSalazar 0:e13a8a944e25 82 break;
MarceloSalazar 0:e13a8a944e25 83 case NOTIFICATION_STATUS_DELIVERED:
MarceloSalazar 0:e13a8a944e25 84 printf("Notification callback: (%s) Notification delivered\n", object.uri_path());
MarceloSalazar 0:e13a8a944e25 85 break;
MarceloSalazar 0:e13a8a944e25 86 case NOTIFICATION_STATUS_SEND_FAILED:
MarceloSalazar 0:e13a8a944e25 87 printf("Notification callback: (%s) Notification sending failed\n", object.uri_path());
MarceloSalazar 0:e13a8a944e25 88 break;
MarceloSalazar 0:e13a8a944e25 89 case NOTIFICATION_STATUS_SUBSCRIBED:
MarceloSalazar 0:e13a8a944e25 90 printf("Notification callback: (%s) subscribed\n", object.uri_path());
MarceloSalazar 0:e13a8a944e25 91 break;
MarceloSalazar 0:e13a8a944e25 92 case NOTIFICATION_STATUS_UNSUBSCRIBED:
MarceloSalazar 0:e13a8a944e25 93 printf("Notification callback: (%s) subscription removed\n", object.uri_path());
MarceloSalazar 0:e13a8a944e25 94 break;
MarceloSalazar 0:e13a8a944e25 95 default:
MarceloSalazar 0:e13a8a944e25 96 break;
MarceloSalazar 0:e13a8a944e25 97 }
MarceloSalazar 0:e13a8a944e25 98 }
MarceloSalazar 0:e13a8a944e25 99
MarceloSalazar 0:e13a8a944e25 100 // This function is called when a POST request is received for resource 5000/0/1.
MarceloSalazar 1:1ccf36276cd3 101 void unregister_cb(void *)
MarceloSalazar 0:e13a8a944e25 102 {
MarceloSalazar 0:e13a8a944e25 103 printf("Unregister resource executed\n");
MarceloSalazar 0:e13a8a944e25 104 client->close();
MarceloSalazar 0:e13a8a944e25 105 }
MarceloSalazar 0:e13a8a944e25 106
MarceloSalazar 0:e13a8a944e25 107 // This function is called when a POST request is received for resource 5000/0/2.
MarceloSalazar 1:1ccf36276cd3 108 void factory_reset_cb(void *)
MarceloSalazar 0:e13a8a944e25 109 {
MarceloSalazar 0:e13a8a944e25 110 printf("Factory reset resource executed\n");
MarceloSalazar 0:e13a8a944e25 111 client->close();
MarceloSalazar 0:e13a8a944e25 112 kcm_status_e kcm_status = kcm_factory_reset();
MarceloSalazar 0:e13a8a944e25 113 if (kcm_status != KCM_STATUS_SUCCESS) {
MarceloSalazar 0:e13a8a944e25 114 printf("Failed to do factory reset - %d\n", kcm_status);
MarceloSalazar 0:e13a8a944e25 115 } else {
MarceloSalazar 0:e13a8a944e25 116 printf("Factory reset completed. Now restart the device\n");
MarceloSalazar 0:e13a8a944e25 117 }
MarceloSalazar 0:e13a8a944e25 118 }
MarceloSalazar 0:e13a8a944e25 119
MarceloSalazar 0:e13a8a944e25 120 int main(void)
MarceloSalazar 0:e13a8a944e25 121 {
MarceloSalazar 0:e13a8a944e25 122 // IOTMORF-1712: DAPLINK starts the previous application during flashing a new binary
MarceloSalazar 0:e13a8a944e25 123 // This is workaround to prevent possible deletion of credentials or storage corruption
MarceloSalazar 0:e13a8a944e25 124 // while replacing the application binary.
MarceloSalazar 0:e13a8a944e25 125 wait(2);
MarceloSalazar 0:e13a8a944e25 126
MarceloSalazar 1:1ccf36276cd3 127 // Misc OS setup
MarceloSalazar 1:1ccf36276cd3 128 srand(time(NULL));
MarceloSalazar 1:1ccf36276cd3 129
MarceloSalazar 1:1ccf36276cd3 130 EthernetInterface net;
MarceloSalazar 1:1ccf36276cd3 131 SDBlockDevice sd(PTE3, PTE1, PTE2, PTE4);
MarceloSalazar 1:1ccf36276cd3 132 FATFileSystem fs("sd");
MarceloSalazar 1:1ccf36276cd3 133
MarceloSalazar 1:1ccf36276cd3 134 printf("Start Simple Mbed Cloud Client\n");
MarceloSalazar 1:1ccf36276cd3 135
MarceloSalazar 1:1ccf36276cd3 136 // Initialize button interrupt
MarceloSalazar 1:1ccf36276cd3 137 button.fall(&button_press);
MarceloSalazar 1:1ccf36276cd3 138
MarceloSalazar 1:1ccf36276cd3 139 // Initialize SD card
MarceloSalazar 1:1ccf36276cd3 140 int status = sd.init();
MarceloSalazar 1:1ccf36276cd3 141 if (status != BD_ERROR_OK) {
MarceloSalazar 1:1ccf36276cd3 142 printf("Failed to init SD card\r\n");
MarceloSalazar 1:1ccf36276cd3 143 return -1;
MarceloSalazar 1:1ccf36276cd3 144 }
MarceloSalazar 0:e13a8a944e25 145
MarceloSalazar 1:1ccf36276cd3 146 // Mount the file system (reformatting on failure)
MarceloSalazar 1:1ccf36276cd3 147 status = fs.mount(&sd);
MarceloSalazar 1:1ccf36276cd3 148 if (status) {
MarceloSalazar 1:1ccf36276cd3 149 printf("Failed to mount FAT file system, reformatting...\r\n");
MarceloSalazar 1:1ccf36276cd3 150 status = fs.reformat(&sd);
MarceloSalazar 1:1ccf36276cd3 151
MarceloSalazar 1:1ccf36276cd3 152 if (status) {
MarceloSalazar 1:1ccf36276cd3 153 printf("Failed to reformat FAT file system\r\n");
MarceloSalazar 1:1ccf36276cd3 154 return -1;
MarceloSalazar 1:1ccf36276cd3 155 } else {
MarceloSalazar 1:1ccf36276cd3 156 printf("Reformat and mount complete\r\n");
MarceloSalazar 1:1ccf36276cd3 157 }
MarceloSalazar 1:1ccf36276cd3 158 }
MarceloSalazar 1:1ccf36276cd3 159
MarceloSalazar 1:1ccf36276cd3 160 printf("Connecting to the network using Ethernet...\n");
MarceloSalazar 1:1ccf36276cd3 161
MarceloSalazar 1:1ccf36276cd3 162 status = net.connect();
MarceloSalazar 1:1ccf36276cd3 163 if (status) {
MarceloSalazar 1:1ccf36276cd3 164 printf("Connection to Network Failed %d!\n", status);
MarceloSalazar 1:1ccf36276cd3 165 return -1;
MarceloSalazar 1:1ccf36276cd3 166 } else {
MarceloSalazar 1:1ccf36276cd3 167 const char *ip_addr = net.get_ip_address();
MarceloSalazar 1:1ccf36276cd3 168 printf("Connected successfully\n");
MarceloSalazar 1:1ccf36276cd3 169 printf("IP address %s\n", ip_addr);
MarceloSalazar 1:1ccf36276cd3 170 }
MarceloSalazar 1:1ccf36276cd3 171
MarceloSalazar 1:1ccf36276cd3 172 SimpleMbedCloudClient mbedClient(&net);
MarceloSalazar 0:e13a8a944e25 173 // Save pointer to mbedClient so that other functions can access it.
MarceloSalazar 0:e13a8a944e25 174 client = &mbedClient;
MarceloSalazar 0:e13a8a944e25 175
MarceloSalazar 1:1ccf36276cd3 176 status = mbedClient.init();
MarceloSalazar 1:1ccf36276cd3 177 if (status) {
MarceloSalazar 1:1ccf36276cd3 178 return -1;
MarceloSalazar 1:1ccf36276cd3 179 }
MarceloSalazar 1:1ccf36276cd3 180
MarceloSalazar 0:e13a8a944e25 181 printf("Client initialized\r\n");
MarceloSalazar 0:e13a8a944e25 182
MarceloSalazar 1:1ccf36276cd3 183 // Mbed Cloud Client resource setup
MarceloSalazar 1:1ccf36276cd3 184 MbedCloudClientResource *button = mbedClient.create_resource("3200/0/5501", "button_resource");
MarceloSalazar 1:1ccf36276cd3 185 button->set_value("0");
MarceloSalazar 1:1ccf36276cd3 186 button->methods(M2MMethod::GET);
MarceloSalazar 1:1ccf36276cd3 187 button->observable(true);
MarceloSalazar 1:1ccf36276cd3 188 button->attach_notification(M2MMethod::GET, (void*)button_notification_status_callback);
MarceloSalazar 0:e13a8a944e25 189
MarceloSalazar 1:1ccf36276cd3 190 MbedCloudClientResource *pattern = mbedClient.create_resource("3201/0/5853", "pattern_resource");
MarceloSalazar 1:1ccf36276cd3 191 pattern->set_value("500:500:500:500");
MarceloSalazar 1:1ccf36276cd3 192 pattern->methods(M2MMethod::GET | M2MMethod::PUT);
MarceloSalazar 1:1ccf36276cd3 193 pattern->attach(M2MMethod::PUT, (void*)pattern_updated);
MarceloSalazar 1:1ccf36276cd3 194 pattern_ptr = pattern;
MarceloSalazar 0:e13a8a944e25 195
MarceloSalazar 1:1ccf36276cd3 196 MbedCloudClientResource *blink = mbedClient.create_resource("3201/0/5850", "blink_resource");
MarceloSalazar 1:1ccf36276cd3 197 blink->methods(M2MMethod::POST);
MarceloSalazar 1:1ccf36276cd3 198 blink->attach(M2MMethod::POST, (void*)blink_callback);
MarceloSalazar 0:e13a8a944e25 199
MarceloSalazar 1:1ccf36276cd3 200 MbedCloudClientResource *unregister = mbedClient.create_resource("5000/0/1", "unregister");
MarceloSalazar 1:1ccf36276cd3 201 unregister->methods(M2MMethod::POST);
MarceloSalazar 1:1ccf36276cd3 202 unregister->attach(M2MMethod::POST, (void*)unregister_cb);
MarceloSalazar 1:1ccf36276cd3 203
MarceloSalazar 1:1ccf36276cd3 204 MbedCloudClientResource *factoryReset = mbedClient.create_resource("5000/0/2", "factory_reset");
MarceloSalazar 1:1ccf36276cd3 205 factoryReset->methods(M2MMethod::POST);
MarceloSalazar 1:1ccf36276cd3 206 factoryReset->attach(M2MMethod::POST, (void*)factory_reset_cb);
MarceloSalazar 0:e13a8a944e25 207
MarceloSalazar 0:e13a8a944e25 208 mbedClient.register_and_connect();
MarceloSalazar 0:e13a8a944e25 209
MarceloSalazar 0:e13a8a944e25 210 // Check if client is registering or registered, if true sleep and repeat.
MarceloSalazar 0:e13a8a944e25 211 while (mbedClient.is_register_called()) {
MarceloSalazar 0:e13a8a944e25 212 static int button_count = 0;
MarceloSalazar 1:1ccf36276cd3 213 wait_ms(100);
MarceloSalazar 1:1ccf36276cd3 214
MarceloSalazar 1:1ccf36276cd3 215 if (button_pressed) {
MarceloSalazar 1:1ccf36276cd3 216 button_pressed = false;
MarceloSalazar 1:1ccf36276cd3 217 printf("Button clicked %d times\r\n", ++button_count);
MarceloSalazar 1:1ccf36276cd3 218 button->set_value(button_count);
MarceloSalazar 0:e13a8a944e25 219 }
MarceloSalazar 0:e13a8a944e25 220 }
MarceloSalazar 0:e13a8a944e25 221
MarceloSalazar 0:e13a8a944e25 222 // Client unregistered, exit program.
MarceloSalazar 0:e13a8a944e25 223 return 0;
MarceloSalazar 0:e13a8a944e25 224 }