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INSAT_MiniPRoject
Dependencies: MQTT NDefLib NetworkSocketAPI Servo Light_Sensor_Nucleo X_NUCLEO_IDW01M1v2 mbed
Fork of IDW01M1_Cloud_IBM by
main.cpp@17:83d0cd810ed3, 2016-10-04 (annotated)
- Committer:
- mapellil
- Date:
- Tue Oct 04 11:58:37 2016 +0000
- Revision:
- 17:83d0cd810ed3
- Parent:
- 16:233b89a6b72f
- Child:
- 18:2c229fa282fa
Added connectivity to play.internetofthings.ibmcloud.com and to quickstart.internetofthings.ibmcloud.com
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
mridup | 10:c7b62ce013ad | 1 | /* SpwfInterface NetworkSocketAPI Example Program |
mridup | 10:c7b62ce013ad | 2 | * Copyright (c) 2015 ARM Limited |
mridup | 10:c7b62ce013ad | 3 | * |
mridup | 10:c7b62ce013ad | 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
mridup | 10:c7b62ce013ad | 5 | * you may not use this file except in compliance with the License. |
mridup | 10:c7b62ce013ad | 6 | * You may obtain a copy of the License at |
mridup | 10:c7b62ce013ad | 7 | * |
mridup | 10:c7b62ce013ad | 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
mridup | 10:c7b62ce013ad | 9 | * |
mridup | 10:c7b62ce013ad | 10 | * Unless required by applicable law or agreed to in writing, software |
mridup | 10:c7b62ce013ad | 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
mridup | 10:c7b62ce013ad | 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
mridup | 10:c7b62ce013ad | 13 | * See the License for the specific language governing permissions and |
mridup | 10:c7b62ce013ad | 14 | * limitations under the License. |
mridup | 10:c7b62ce013ad | 15 | */ |
mridup | 10:c7b62ce013ad | 16 | |
mridup | 0:cbf8bc43bc9e | 17 | #include "mbed.h" |
mapellil | 14:641560b57584 | 18 | #include "SpwfInterface.h" |
mridup | 4:1ed7f173eec5 | 19 | #include "TCPSocket.h" |
fabiombed | 13:0b31131bf711 | 20 | #include "MQTTClient.h" |
mapellil | 14:641560b57584 | 21 | #include "MQTTWiFi.h" |
mapellil | 14:641560b57584 | 22 | #include <ctype.h> |
mapellil | 14:641560b57584 | 23 | #include "x_nucleo_iks01a1.h" |
fabiombed | 13:0b31131bf711 | 24 | |
mridup | 0:cbf8bc43bc9e | 25 | //------------------------------------ |
mridup | 0:cbf8bc43bc9e | 26 | // Hyperterminal configuration |
mridup | 0:cbf8bc43bc9e | 27 | // 9600 bauds, 8-bit data, no parity |
mridup | 0:cbf8bc43bc9e | 28 | //------------------------------------ |
mridup | 8:6df01cb43137 | 29 | Serial pc(SERIAL_TX, SERIAL_RX); |
mridup | 3:dfb8c6c8c31b | 30 | DigitalOut myled(LED1); |
mapellil | 14:641560b57584 | 31 | SpwfSAInterface spwf(D8, D2, false); |
mapellil | 14:641560b57584 | 32 | bool quickstartMode = true; |
mapellil | 17:83d0cd810ed3 | 33 | |
mapellil | 17:83d0cd810ed3 | 34 | #define ORG_QUICKSTART // comment to connect to play.internetofthings.ibmcloud.com |
mapellil | 14:641560b57584 | 35 | |
mapellil | 14:641560b57584 | 36 | #define MQTT_MAX_PACKET_SIZE 250 |
mapellil | 14:641560b57584 | 37 | #define MQTT_MAX_PAYLOAD_SIZE 300 |
mapellil | 17:83d0cd810ed3 | 38 | |
mapellil | 14:641560b57584 | 39 | // Configuration values needed to connect to IBM IoT Cloud |
mapellil | 17:83d0cd810ed3 | 40 | #ifdef ORG_QUICKSTART |
mapellil | 17:83d0cd810ed3 | 41 | #define ORG "quickstart" // connect to quickstart.internetofthings.ibmcloud.com/ For a registered connection, replace with your org |
mapellil | 17:83d0cd810ed3 | 42 | #define ID "" |
mapellil | 17:83d0cd810ed3 | 43 | #define AUTH_TOKEN "" |
mapellil | 14:641560b57584 | 44 | #define DEFAULT_TYPE_NAME "iotsample-mbed-NucleoF401RE" |
mapellil | 17:83d0cd810ed3 | 45 | |
mapellil | 17:83d0cd810ed3 | 46 | #else |
mapellil | 17:83d0cd810ed3 | 47 | #define ORG "play" // connect to play.internetofthings.ibmcloud.com/ For a registered connection, replace with your org |
mapellil | 17:83d0cd810ed3 | 48 | #define ID "testnucleo2" // For a registered connection, replace with your id |
mapellil | 17:83d0cd810ed3 | 49 | #define AUTH_TOKEN "centrallab"// For a registered connection, replace with your auth-token |
mapellil | 17:83d0cd810ed3 | 50 | #define DEFAULT_TYPE_NAME "sensor" |
mapellil | 17:83d0cd810ed3 | 51 | #endif |
mapellil | 17:83d0cd810ed3 | 52 | |
mapellil | 14:641560b57584 | 53 | #define TYPE DEFAULT_TYPE_NAME // For a registered connection, replace with your type |
mapellil | 14:641560b57584 | 54 | #define MQTT_PORT 1883 |
mapellil | 14:641560b57584 | 55 | #define MQTT_TLS_PORT 8883 |
mapellil | 14:641560b57584 | 56 | #define IBM_IOT_PORT MQTT_PORT |
mapellil | 16:233b89a6b72f | 57 | // WiFi network credential |
mapellil | 16:233b89a6b72f | 58 | #define SSID "crespan" // Network must be visible otherwise it can't connect |
mapellil | 17:83d0cd810ed3 | 59 | #define PASSW "Elfrontal0" |
mapellil | 16:233b89a6b72f | 60 | #warning "Wifi password empty" |
mapellil | 14:641560b57584 | 61 | |
mapellil | 14:641560b57584 | 62 | char id[30] = ID; // mac without colons |
mapellil | 14:641560b57584 | 63 | char org[12] = ORG; |
mapellil | 14:641560b57584 | 64 | int connack_rc = 0; // MQTT connack return code |
mapellil | 14:641560b57584 | 65 | const char* ip_addr = ""; |
mapellil | 14:641560b57584 | 66 | char* host_addr = ""; |
mapellil | 14:641560b57584 | 67 | char type[30] = TYPE; |
mapellil | 14:641560b57584 | 68 | char auth_token[30] = AUTH_TOKEN; // Auth_token is only used in non-quickstart mode |
mapellil | 14:641560b57584 | 69 | bool netConnecting = false; |
mapellil | 14:641560b57584 | 70 | //int connectTimeout = 1000; |
mapellil | 14:641560b57584 | 71 | int connectTimeout = 10; |
mapellil | 14:641560b57584 | 72 | bool mqttConnecting = false; |
mapellil | 14:641560b57584 | 73 | bool netConnected = false; |
mapellil | 14:641560b57584 | 74 | bool connected = false; |
mapellil | 14:641560b57584 | 75 | int retryAttempt = 0; |
mapellil | 14:641560b57584 | 76 | |
mapellil | 14:641560b57584 | 77 | PressureSensor *pressure_sensor; |
mapellil | 14:641560b57584 | 78 | HumiditySensor *humidity_sensor; |
mapellil | 14:641560b57584 | 79 | TempSensor *temp_sensor1; |
mapellil | 14:641560b57584 | 80 | |
mapellil | 14:641560b57584 | 81 | |
mapellil | 14:641560b57584 | 82 | int connect(MQTT::Client<MQTTWiFi, Countdown, MQTT_MAX_PACKET_SIZE>* client, MQTTWiFi* ipstack) |
mapellil | 14:641560b57584 | 83 | { |
mapellil | 14:641560b57584 | 84 | const char* iot_ibm = ".messaging.internetofthings.ibmcloud.com"; |
mapellil | 14:641560b57584 | 85 | |
mapellil | 14:641560b57584 | 86 | char hostname[strlen(org) + strlen(iot_ibm) + 1]; |
mapellil | 14:641560b57584 | 87 | sprintf(hostname, "%s%s", org, iot_ibm); |
mapellil | 14:641560b57584 | 88 | SpwfSAInterface& WiFi = ipstack->getWiFi(); |
mapellil | 14:641560b57584 | 89 | ip_addr = WiFi.get_ip_address(); |
mapellil | 14:641560b57584 | 90 | printf ("ID: %s\n\r",id); |
mapellil | 14:641560b57584 | 91 | // Construct clientId - d:org:type:id |
mapellil | 14:641560b57584 | 92 | char clientId[strlen(org) + strlen(type) + strlen(id) + 5]; |
mapellil | 14:641560b57584 | 93 | sprintf(clientId, "d:%s:%s:%s", org, type, id); |
mapellil | 14:641560b57584 | 94 | // Network debug statements |
mapellil | 14:641560b57584 | 95 | LOG("=====================================\n\r"); |
mapellil | 14:641560b57584 | 96 | LOG("Connecting WiFi.\n\r"); |
mapellil | 14:641560b57584 | 97 | LOG("IP ADDRESS: %s\n\r", WiFi.get_ip_address()); |
mapellil | 14:641560b57584 | 98 | LOG("MAC ADDRESS: %s\n\r", WiFi.get_mac_address()); |
mapellil | 14:641560b57584 | 99 | LOG("Server Hostname: %s\n\r", hostname); |
mapellil | 17:83d0cd810ed3 | 100 | // for(int i = 0; clientId[i]; i++){ |
mapellil | 17:83d0cd810ed3 | 101 | // clientId[i] = tolower(clientId[i]); |
mapellil | 17:83d0cd810ed3 | 102 | // } |
mapellil | 14:641560b57584 | 103 | LOG("Client ID: %s\n\r", clientId); |
mapellil | 14:641560b57584 | 104 | LOG("=====================================\n\r"); |
mapellil | 14:641560b57584 | 105 | |
mapellil | 14:641560b57584 | 106 | netConnecting = true; |
mapellil | 14:641560b57584 | 107 | ipstack->open(&ipstack->getWiFi()); |
mapellil | 14:641560b57584 | 108 | int rc = ipstack->connect(hostname, IBM_IOT_PORT, connectTimeout); |
mapellil | 14:641560b57584 | 109 | if (rc != 0) |
mapellil | 14:641560b57584 | 110 | { |
mapellil | 14:641560b57584 | 111 | WARN("IP Stack connect returned: %d\n", rc); |
mapellil | 14:641560b57584 | 112 | return rc; |
mapellil | 14:641560b57584 | 113 | } |
mapellil | 14:641560b57584 | 114 | netConnected = true; |
mapellil | 14:641560b57584 | 115 | netConnecting = false; |
mapellil | 14:641560b57584 | 116 | |
mapellil | 14:641560b57584 | 117 | // MQTT Connect |
mapellil | 14:641560b57584 | 118 | mqttConnecting = true; |
mapellil | 14:641560b57584 | 119 | MQTTPacket_connectData data = MQTTPacket_connectData_initializer; |
mapellil | 17:83d0cd810ed3 | 120 | data.MQTTVersion = 4; |
mapellil | 17:83d0cd810ed3 | 121 | data.struct_version=0; |
mapellil | 14:641560b57584 | 122 | data.clientID.cstring = clientId; |
mapellil | 14:641560b57584 | 123 | |
mapellil | 14:641560b57584 | 124 | if (!quickstartMode) |
mapellil | 14:641560b57584 | 125 | { |
mapellil | 14:641560b57584 | 126 | data.username.cstring = "use-token-auth"; |
mapellil | 14:641560b57584 | 127 | data.password.cstring = auth_token; |
mapellil | 14:641560b57584 | 128 | } |
mapellil | 14:641560b57584 | 129 | if ((rc = client->connect(data)) == 0) |
mapellil | 14:641560b57584 | 130 | { |
mapellil | 14:641560b57584 | 131 | connected = true; |
mapellil | 14:641560b57584 | 132 | printf ("--->Connected\n\r"); |
mapellil | 14:641560b57584 | 133 | } |
mapellil | 14:641560b57584 | 134 | else { |
mapellil | 14:641560b57584 | 135 | WARN("MQTT connect returned %d\n", rc); |
mapellil | 14:641560b57584 | 136 | } |
mapellil | 14:641560b57584 | 137 | if (rc >= 0) |
mapellil | 14:641560b57584 | 138 | connack_rc = rc; |
mapellil | 14:641560b57584 | 139 | mqttConnecting = false; |
mapellil | 14:641560b57584 | 140 | return rc; |
mapellil | 14:641560b57584 | 141 | } |
mapellil | 14:641560b57584 | 142 | |
mapellil | 14:641560b57584 | 143 | int getConnTimeout(int attemptNumber) |
mapellil | 14:641560b57584 | 144 | { // First 10 attempts try within 3 seconds, next 10 attempts retry after every 1 minute |
mapellil | 14:641560b57584 | 145 | // after 20 attempts, retry every 10 minutes |
mapellil | 14:641560b57584 | 146 | return (attemptNumber < 10) ? 3 : (attemptNumber < 20) ? 60 : 600; |
mapellil | 14:641560b57584 | 147 | } |
mapellil | 14:641560b57584 | 148 | |
mapellil | 14:641560b57584 | 149 | void attemptConnect(MQTT::Client<MQTTWiFi, Countdown, MQTT_MAX_PACKET_SIZE>* client, MQTTWiFi* ipstack) |
mapellil | 14:641560b57584 | 150 | { |
mapellil | 14:641560b57584 | 151 | connected = false; |
mapellil | 14:641560b57584 | 152 | |
mapellil | 14:641560b57584 | 153 | while (connect(client, ipstack) != MQTT_CONNECTION_ACCEPTED) |
mapellil | 14:641560b57584 | 154 | { |
mapellil | 14:641560b57584 | 155 | if (connack_rc == MQTT_NOT_AUTHORIZED || connack_rc == MQTT_BAD_USERNAME_OR_PASSWORD) { |
mapellil | 14:641560b57584 | 156 | printf ("File: %s, Line: %d\n\r",__FILE__,__LINE__); |
mapellil | 14:641560b57584 | 157 | return; // don't reattempt to connect if credentials are wrong |
mapellil | 14:641560b57584 | 158 | } |
mapellil | 14:641560b57584 | 159 | int timeout = getConnTimeout(++retryAttempt); |
mapellil | 14:641560b57584 | 160 | WARN("Retry attempt number %d waiting %d\n", retryAttempt, timeout); |
mapellil | 14:641560b57584 | 161 | |
mapellil | 14:641560b57584 | 162 | // if ipstack and client were on the heap we could deconstruct and goto a label where they are constructed |
mapellil | 14:641560b57584 | 163 | // or maybe just add the proper members to do this disconnect and call attemptConnect(...) |
mapellil | 14:641560b57584 | 164 | |
mapellil | 14:641560b57584 | 165 | // this works - reset the system when the retry count gets to a threshold |
mapellil | 14:641560b57584 | 166 | if (retryAttempt == 5) |
mapellil | 14:641560b57584 | 167 | NVIC_SystemReset(); |
mapellil | 14:641560b57584 | 168 | else |
mapellil | 14:641560b57584 | 169 | wait(timeout); |
mapellil | 14:641560b57584 | 170 | } |
mapellil | 14:641560b57584 | 171 | } |
mapellil | 14:641560b57584 | 172 | |
mapellil | 14:641560b57584 | 173 | int publish(MQTT::Client<MQTTWiFi, Countdown, MQTT_MAX_PACKET_SIZE>* client, MQTTWiFi* ipstack) |
mapellil | 14:641560b57584 | 174 | { |
mapellil | 14:641560b57584 | 175 | MQTT::Message message; |
mapellil | 14:641560b57584 | 176 | char* pubTopic = "iot-2/evt/status/fmt/json"; |
mapellil | 14:641560b57584 | 177 | |
mapellil | 14:641560b57584 | 178 | char buf[MQTT_MAX_PAYLOAD_SIZE]; |
mapellil | 14:641560b57584 | 179 | float temp, press, hum; |
mapellil | 14:641560b57584 | 180 | temp_sensor1->GetTemperature(&temp); |
mapellil | 14:641560b57584 | 181 | pressure_sensor->GetPressure(&press); |
mapellil | 14:641560b57584 | 182 | humidity_sensor->GetHumidity(&hum); |
mapellil | 14:641560b57584 | 183 | sprintf(buf, |
mapellil | 14:641560b57584 | 184 | "{\"d\":{\"ST\":\"Nucleo-IoT-mbed\",\"Temp\":%0.4f,\"Pressure\":\"%0.4f,\",\"Humidity\":%0.4f}}", |
mapellil | 14:641560b57584 | 185 | temp, press, hum); |
mapellil | 14:641560b57584 | 186 | message.qos = MQTT::QOS0; |
mapellil | 14:641560b57584 | 187 | message.retained = false; |
mapellil | 14:641560b57584 | 188 | message.dup = false; |
mapellil | 14:641560b57584 | 189 | message.payload = (void*)buf; |
mapellil | 14:641560b57584 | 190 | message.payloadlen = strlen(buf); |
mapellil | 14:641560b57584 | 191 | |
mapellil | 14:641560b57584 | 192 | LOG("Publishing %s\n", buf); |
mapellil | 14:641560b57584 | 193 | return client->publish(pubTopic, message); |
mapellil | 14:641560b57584 | 194 | } |
mridup | 4:1ed7f173eec5 | 195 | |
fabiombed | 13:0b31131bf711 | 196 | int main() |
fabiombed | 13:0b31131bf711 | 197 | { |
mapellil | 16:233b89a6b72f | 198 | const char * ssid = SSID; // Network must be visible otherwise it can't connect |
mapellil | 16:233b89a6b72f | 199 | const char * seckey = PASSW; |
mapellil | 14:641560b57584 | 200 | |
mapellil | 14:641560b57584 | 201 | // Timer tyeld; |
mapellil | 14:641560b57584 | 202 | |
mapellil | 14:641560b57584 | 203 | DevI2C *i2c = new DevI2C(I2C_SDA, I2C_SCL); |
mapellil | 14:641560b57584 | 204 | i2c->frequency(400000); |
mapellil | 14:641560b57584 | 205 | |
mapellil | 14:641560b57584 | 206 | X_NUCLEO_IKS01A1 *mems_expansion_board = X_NUCLEO_IKS01A1::Instance(i2c); |
mapellil | 14:641560b57584 | 207 | |
mapellil | 14:641560b57584 | 208 | pressure_sensor = mems_expansion_board->pt_sensor; |
mapellil | 14:641560b57584 | 209 | temp_sensor1 = mems_expansion_board->ht_sensor; |
mapellil | 14:641560b57584 | 210 | humidity_sensor = mems_expansion_board->ht_sensor; |
mridup | 4:1ed7f173eec5 | 211 | |
mridup | 6:0d838d564181 | 212 | pc.printf("\r\nX-NUCLEO-IDW01M1 mbed Application\r\n"); |
mapellil | 14:641560b57584 | 213 | pc.printf("\r\nconnecting to AP\r\n"); |
fabiombed | 13:0b31131bf711 | 214 | |
mapellil | 17:83d0cd810ed3 | 215 | quickstartMode=false; |
mapellil | 16:233b89a6b72f | 216 | if (strcmp(org, "quickstart") == 0){quickstartMode = true;} |
mapellil | 16:233b89a6b72f | 217 | MQTTWiFi ipstack(spwf, ssid, seckey, NSAPI_SECURITY_WPA2); |
mapellil | 16:233b89a6b72f | 218 | MQTT::Client<MQTTWiFi, Countdown, MQTT_MAX_PACKET_SIZE> client(ipstack); |
mapellil | 16:233b89a6b72f | 219 | if (quickstartMode){ |
mapellil | 14:641560b57584 | 220 | char mac[50]; |
mapellil | 17:83d0cd810ed3 | 221 | char *digit=NULL; |
mapellil | 17:83d0cd810ed3 | 222 | sprintf (id,"%s", ""); |
mapellil | 14:641560b57584 | 223 | sprintf (mac,"%s",ipstack.getWiFi().get_mac_address()); |
mapellil | 14:641560b57584 | 224 | strcpy (mac, ipstack.getWiFi().get_mac_address()); |
mapellil | 14:641560b57584 | 225 | digit = strtok (mac,":"); |
mapellil | 14:641560b57584 | 226 | while (digit != NULL) |
mapellil | 14:641560b57584 | 227 | { |
mapellil | 14:641560b57584 | 228 | strcat (id, digit); |
mapellil | 14:641560b57584 | 229 | digit = strtok (NULL, ":"); |
mapellil | 17:83d0cd810ed3 | 230 | } |
mapellil | 16:233b89a6b72f | 231 | } |
mapellil | 16:233b89a6b72f | 232 | attemptConnect(&client, &ipstack); |
mapellil | 16:233b89a6b72f | 233 | if (connack_rc == MQTT_NOT_AUTHORIZED || connack_rc == MQTT_BAD_USERNAME_OR_PASSWORD) |
mapellil | 16:233b89a6b72f | 234 | { |
mapellil | 16:233b89a6b72f | 235 | while (true) |
mapellil | 16:233b89a6b72f | 236 | wait(1.0); // Permanent failures - don't retry |
mapellil | 16:233b89a6b72f | 237 | } |
mapellil | 16:233b89a6b72f | 238 | int count = 0; |
mapellil | 16:233b89a6b72f | 239 | // tyeld.start(); |
mapellil | 14:641560b57584 | 240 | while (true) |
mridup | 8:6df01cb43137 | 241 | { |
mapellil | 14:641560b57584 | 242 | if (++count == /*100*/2) |
mapellil | 14:641560b57584 | 243 | { // Publish a message every second |
mapellil | 14:641560b57584 | 244 | if (publish(&client, &ipstack) != 0) |
mapellil | 14:641560b57584 | 245 | attemptConnect(&client, &ipstack); // if we have lost the connection |
mapellil | 14:641560b57584 | 246 | count = 0; |
mapellil | 14:641560b57584 | 247 | } |
mapellil | 14:641560b57584 | 248 | // int start = tyeld.read_ms(); |
mapellil | 14:641560b57584 | 249 | client.yield(/*10*/1); // allow the MQTT client to receive messages |
mapellil | 14:641560b57584 | 250 | // printf ("tyeld: %d\n\r",tyeld.read_ms()-start); |
mridup | 3:dfb8c6c8c31b | 251 | } |
mridup | 4:1ed7f173eec5 | 252 | } |