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Dependencies: mbed-os-example-wifi-DISCO_IOTBOARD_MQTT MQTT
main.cpp@59:9bbcc1b368ba, 2019-04-23 (annotated)
- Committer:
- cornetlin
- Date:
- Tue Apr 23 09:45:23 2019 +0000
- Revision:
- 59:9bbcc1b368ba
- Parent:
- 58:8d4bde75ebb9
- Child:
- 60:5e586131c009
MQTT_WIFI
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
mbed_official | 0:857719181846 | 1 | /* WiFi Example |
adustm | 57:c8c960b825f0 | 2 | * Copyright (c) 2018 ARM Limited |
mbed_official | 0:857719181846 | 3 | * |
mbed_official | 0:857719181846 | 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
mbed_official | 0:857719181846 | 5 | * you may not use this file except in compliance with the License. |
mbed_official | 0:857719181846 | 6 | * You may obtain a copy of the License at |
mbed_official | 0:857719181846 | 7 | * |
mbed_official | 0:857719181846 | 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
mbed_official | 0:857719181846 | 9 | * |
mbed_official | 0:857719181846 | 10 | * Unless required by applicable law or agreed to in writing, software |
mbed_official | 0:857719181846 | 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
mbed_official | 0:857719181846 | 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
mbed_official | 0:857719181846 | 13 | * See the License for the specific language governing permissions and |
mbed_official | 0:857719181846 | 14 | * limitations under the License. |
mbed_official | 0:857719181846 | 15 | */ |
mbed_official | 0:857719181846 | 16 | |
cornetlin | 59:9bbcc1b368ba | 17 | //MQTT+WIFI |
cornetlin | 59:9bbcc1b368ba | 18 | |
cornetlin | 59:9bbcc1b368ba | 19 | |
cornetlin | 59:9bbcc1b368ba | 20 | #define logMessage printf |
cornetlin | 59:9bbcc1b368ba | 21 | #define MQTTCLIENT_QOS2 1 |
cornetlin | 59:9bbcc1b368ba | 22 | |
cornetlin | 59:9bbcc1b368ba | 23 | #include "MQTTNetwork.h" |
cornetlin | 59:9bbcc1b368ba | 24 | #include "MQTTmbed.h" |
cornetlin | 59:9bbcc1b368ba | 25 | #include "MQTTClient.h" |
cornetlin | 59:9bbcc1b368ba | 26 | |
cornetlin | 59:9bbcc1b368ba | 27 | int arrivedcount = 0; |
cornetlin | 59:9bbcc1b368ba | 28 | // |
cornetlin | 59:9bbcc1b368ba | 29 | |
cornetlin | 59:9bbcc1b368ba | 30 | |
mbed_official | 0:857719181846 | 31 | #include "mbed.h" |
mbed_official | 0:857719181846 | 32 | #include "TCPSocket.h" |
mbed_official | 0:857719181846 | 33 | |
mbed_official | 44:63be19b7a3db | 34 | #define WIFI_IDW0XX1 2 |
mbed_official | 32:bca3f5f442b3 | 35 | |
adustm | 58:8d4bde75ebb9 | 36 | #if (defined(TARGET_DISCO_L475VG_IOT01A) || defined(TARGET_DISCO_F413ZH)) |
adustm adustm@gmail.com | 55:23a0d1e8270a | 37 | #include "ISM43362Interface.h" |
adustm adustm@gmail.com | 55:23a0d1e8270a | 38 | ISM43362Interface wifi(MBED_CONF_APP_WIFI_SPI_MOSI, MBED_CONF_APP_WIFI_SPI_MISO, MBED_CONF_APP_WIFI_SPI_SCLK, MBED_CONF_APP_WIFI_SPI_NSS, MBED_CONF_APP_WIFI_RESET, MBED_CONF_APP_WIFI_DATAREADY, MBED_CONF_APP_WIFI_WAKEUP, false); |
adustm adustm@gmail.com | 55:23a0d1e8270a | 39 | |
mbed_official | 33:12f0df4d51d7 | 40 | #else // External WiFi modules |
mbed_official | 21:b2f2f6a840b4 | 41 | |
adustm | 57:c8c960b825f0 | 42 | #if MBED_CONF_APP_WIFI_SHIELD == WIFI_IDW0XX1 |
mbed_official | 32:bca3f5f442b3 | 43 | #include "SpwfSAInterface.h" |
mbed_official | 32:bca3f5f442b3 | 44 | SpwfSAInterface wifi(MBED_CONF_APP_WIFI_TX, MBED_CONF_APP_WIFI_RX); |
mbed_official | 44:63be19b7a3db | 45 | #endif // MBED_CONF_APP_WIFI_SHIELD == WIFI_IDW0XX1 |
mbed_official | 10:5b5beb106156 | 46 | |
mbed_official | 33:12f0df4d51d7 | 47 | #endif |
mbed_official | 0:857719181846 | 48 | |
cornetlin | 59:9bbcc1b368ba | 49 | |
cornetlin | 59:9bbcc1b368ba | 50 | void messageArrived(MQTT::MessageData& md) |
cornetlin | 59:9bbcc1b368ba | 51 | { |
cornetlin | 59:9bbcc1b368ba | 52 | MQTT::Message &message = md.message; |
cornetlin | 59:9bbcc1b368ba | 53 | logMessage("Message arrived: qos %d, retained %d, dup %d, packetid %d\r\n", message.qos, message.retained, message.dup, message.id); |
cornetlin | 59:9bbcc1b368ba | 54 | logMessage("Payload %.*s\r\n", message.payloadlen, (char*)message.payload); |
cornetlin | 59:9bbcc1b368ba | 55 | ++arrivedcount; |
cornetlin | 59:9bbcc1b368ba | 56 | } |
cornetlin | 59:9bbcc1b368ba | 57 | |
cornetlin | 59:9bbcc1b368ba | 58 | |
mbed_official | 0:857719181846 | 59 | const char *sec2str(nsapi_security_t sec) |
mbed_official | 0:857719181846 | 60 | { |
mbed_official | 0:857719181846 | 61 | switch (sec) { |
mbed_official | 0:857719181846 | 62 | case NSAPI_SECURITY_NONE: |
mbed_official | 0:857719181846 | 63 | return "None"; |
mbed_official | 0:857719181846 | 64 | case NSAPI_SECURITY_WEP: |
mbed_official | 0:857719181846 | 65 | return "WEP"; |
mbed_official | 0:857719181846 | 66 | case NSAPI_SECURITY_WPA: |
mbed_official | 0:857719181846 | 67 | return "WPA"; |
mbed_official | 0:857719181846 | 68 | case NSAPI_SECURITY_WPA2: |
mbed_official | 0:857719181846 | 69 | return "WPA2"; |
mbed_official | 0:857719181846 | 70 | case NSAPI_SECURITY_WPA_WPA2: |
mbed_official | 0:857719181846 | 71 | return "WPA/WPA2"; |
mbed_official | 0:857719181846 | 72 | case NSAPI_SECURITY_UNKNOWN: |
mbed_official | 0:857719181846 | 73 | default: |
mbed_official | 0:857719181846 | 74 | return "Unknown"; |
mbed_official | 0:857719181846 | 75 | } |
mbed_official | 0:857719181846 | 76 | } |
mbed_official | 0:857719181846 | 77 | |
mbed_official | 37:3a31525e2971 | 78 | int scan_demo(WiFiInterface *wifi) |
mbed_official | 0:857719181846 | 79 | { |
mbed_official | 0:857719181846 | 80 | WiFiAccessPoint *ap; |
mbed_official | 0:857719181846 | 81 | |
mbed_official | 35:052c1ba06ce7 | 82 | printf("Scan:\n"); |
mbed_official | 0:857719181846 | 83 | |
mbed_official | 0:857719181846 | 84 | int count = wifi->scan(NULL,0); |
adustm adustm@gmail.com | 55:23a0d1e8270a | 85 | printf("%d networks available.\n", count); |
mbed_official | 0:857719181846 | 86 | |
mbed_official | 0:857719181846 | 87 | /* Limit number of network arbitrary to 15 */ |
mbed_official | 0:857719181846 | 88 | count = count < 15 ? count : 15; |
mbed_official | 0:857719181846 | 89 | |
mbed_official | 0:857719181846 | 90 | ap = new WiFiAccessPoint[count]; |
mbed_official | 0:857719181846 | 91 | count = wifi->scan(ap, count); |
mbed_official | 0:857719181846 | 92 | for (int i = 0; i < count; i++) |
mbed_official | 0:857719181846 | 93 | { |
mbed_official | 35:052c1ba06ce7 | 94 | printf("Network: %s secured: %s BSSID: %hhX:%hhX:%hhX:%hhx:%hhx:%hhx RSSI: %hhd Ch: %hhd\n", ap[i].get_ssid(), |
mbed_official | 0:857719181846 | 95 | sec2str(ap[i].get_security()), ap[i].get_bssid()[0], ap[i].get_bssid()[1], ap[i].get_bssid()[2], |
mbed_official | 0:857719181846 | 96 | ap[i].get_bssid()[3], ap[i].get_bssid()[4], ap[i].get_bssid()[5], ap[i].get_rssi(), ap[i].get_channel()); |
mbed_official | 0:857719181846 | 97 | } |
mbed_official | 0:857719181846 | 98 | |
mbed_official | 0:857719181846 | 99 | delete[] ap; |
mbed_official | 37:3a31525e2971 | 100 | return count; |
mbed_official | 0:857719181846 | 101 | } |
mbed_official | 0:857719181846 | 102 | |
mbed_official | 0:857719181846 | 103 | void http_demo(NetworkInterface *net) |
mbed_official | 0:857719181846 | 104 | { |
mbed_official | 0:857719181846 | 105 | TCPSocket socket; |
mbed_official | 24:323569a565ec | 106 | nsapi_error_t response; |
mbed_official | 0:857719181846 | 107 | |
mbed_official | 35:052c1ba06ce7 | 108 | printf("Sending HTTP request to www.arm.com...\n"); |
mbed_official | 0:857719181846 | 109 | |
mbed_official | 0:857719181846 | 110 | // Open a socket on the network interface, and create a TCP connection to www.arm.com |
mbed_official | 0:857719181846 | 111 | socket.open(net); |
mbed_official | 24:323569a565ec | 112 | response = socket.connect("www.arm.com", 80); |
mbed_official | 24:323569a565ec | 113 | if(0 != response) { |
mbed_official | 35:052c1ba06ce7 | 114 | printf("Error connecting: %d\n", response); |
mbed_official | 24:323569a565ec | 115 | socket.close(); |
mbed_official | 24:323569a565ec | 116 | return; |
mbed_official | 24:323569a565ec | 117 | } |
mbed_official | 0:857719181846 | 118 | |
mbed_official | 0:857719181846 | 119 | // Send a simple http request |
mbed_official | 0:857719181846 | 120 | char sbuffer[] = "GET / HTTP/1.1\r\nHost: www.arm.com\r\n\r\n"; |
mbed_official | 33:12f0df4d51d7 | 121 | nsapi_size_t size = strlen(sbuffer); |
mbed_official | 24:323569a565ec | 122 | response = 0; |
mbed_official | 24:323569a565ec | 123 | while(size) |
mbed_official | 24:323569a565ec | 124 | { |
mbed_official | 24:323569a565ec | 125 | response = socket.send(sbuffer+response, size); |
mbed_official | 24:323569a565ec | 126 | if (response < 0) { |
mbed_official | 35:052c1ba06ce7 | 127 | printf("Error sending data: %d\n", response); |
mbed_official | 24:323569a565ec | 128 | socket.close(); |
mbed_official | 24:323569a565ec | 129 | return; |
mbed_official | 24:323569a565ec | 130 | } else { |
mbed_official | 24:323569a565ec | 131 | size -= response; |
mbed_official | 24:323569a565ec | 132 | // Check if entire message was sent or not |
mbed_official | 35:052c1ba06ce7 | 133 | printf("sent %d [%.*s]\n", response, strstr(sbuffer, "\r\n")-sbuffer, sbuffer); |
mbed_official | 24:323569a565ec | 134 | } |
mbed_official | 24:323569a565ec | 135 | } |
mbed_official | 0:857719181846 | 136 | |
mbed_official | 0:857719181846 | 137 | // Recieve a simple http response and print out the response line |
mbed_official | 0:857719181846 | 138 | char rbuffer[64]; |
mbed_official | 24:323569a565ec | 139 | response = socket.recv(rbuffer, sizeof rbuffer); |
mbed_official | 24:323569a565ec | 140 | if (response < 0) { |
mbed_official | 35:052c1ba06ce7 | 141 | printf("Error receiving data: %d\n", response); |
mbed_official | 24:323569a565ec | 142 | } else { |
mbed_official | 35:052c1ba06ce7 | 143 | printf("recv %d [%.*s]\n", response, strstr(rbuffer, "\r\n")-rbuffer, rbuffer); |
mbed_official | 24:323569a565ec | 144 | } |
mbed_official | 0:857719181846 | 145 | |
mbed_official | 0:857719181846 | 146 | // Close the socket to return its memory and bring down the network interface |
mbed_official | 0:857719181846 | 147 | socket.close(); |
mbed_official | 0:857719181846 | 148 | } |
mbed_official | 0:857719181846 | 149 | |
mbed_official | 0:857719181846 | 150 | int main() |
mbed_official | 0:857719181846 | 151 | { |
mbed_official | 37:3a31525e2971 | 152 | int count = 0; |
mbed_official | 37:3a31525e2971 | 153 | |
mbed_official | 35:052c1ba06ce7 | 154 | printf("WiFi example\n\n"); |
mbed_official | 0:857719181846 | 155 | |
mbed_official | 37:3a31525e2971 | 156 | count = scan_demo(&wifi); |
mbed_official | 37:3a31525e2971 | 157 | if (count == 0) { |
mbed_official | 37:3a31525e2971 | 158 | printf("No WIFI APNs found - can't continue further.\n"); |
mbed_official | 37:3a31525e2971 | 159 | return -1; |
mbed_official | 37:3a31525e2971 | 160 | } |
mbed_official | 0:857719181846 | 161 | |
mbed_official | 37:3a31525e2971 | 162 | printf("\nConnecting to %s...\n", MBED_CONF_APP_WIFI_SSID); |
mbed_official | 0:857719181846 | 163 | int ret = wifi.connect(MBED_CONF_APP_WIFI_SSID, MBED_CONF_APP_WIFI_PASSWORD, NSAPI_SECURITY_WPA_WPA2); |
cornetlin | 59:9bbcc1b368ba | 164 | //int ret = wifi.connect(MBED_CONF_APP_WIFI_SSID, MBED_CONF_APP_WIFI_PASSWORD, NSAPI_SECURITY_WPA); |
mbed_official | 0:857719181846 | 165 | if (ret != 0) { |
mbed_official | 35:052c1ba06ce7 | 166 | printf("\nConnection error\n"); |
mbed_official | 0:857719181846 | 167 | return -1; |
mbed_official | 0:857719181846 | 168 | } |
mbed_official | 0:857719181846 | 169 | |
mbed_official | 35:052c1ba06ce7 | 170 | printf("Success\n\n"); |
mbed_official | 35:052c1ba06ce7 | 171 | printf("MAC: %s\n", wifi.get_mac_address()); |
mbed_official | 35:052c1ba06ce7 | 172 | printf("IP: %s\n", wifi.get_ip_address()); |
mbed_official | 35:052c1ba06ce7 | 173 | printf("Netmask: %s\n", wifi.get_netmask()); |
mbed_official | 35:052c1ba06ce7 | 174 | printf("Gateway: %s\n", wifi.get_gateway()); |
mbed_official | 35:052c1ba06ce7 | 175 | printf("RSSI: %d\n\n", wifi.get_rssi()); |
mbed_official | 0:857719181846 | 176 | |
mbed_official | 0:857719181846 | 177 | http_demo(&wifi); |
mbed_official | 0:857719181846 | 178 | |
cornetlin | 59:9bbcc1b368ba | 179 | //wifi.disconnect(); |
cornetlin | 59:9bbcc1b368ba | 180 | |
cornetlin | 59:9bbcc1b368ba | 181 | printf("\Wifi Example Done,MQTT Example Start\n"); |
cornetlin | 59:9bbcc1b368ba | 182 | |
cornetlin | 59:9bbcc1b368ba | 183 | // MQTT Example Start |
cornetlin | 59:9bbcc1b368ba | 184 | float version = 0.6; |
cornetlin | 59:9bbcc1b368ba | 185 | char* topic = "test1"; |
cornetlin | 59:9bbcc1b368ba | 186 | |
cornetlin | 59:9bbcc1b368ba | 187 | logMessage("HelloMQTT: version is %.2f\r\n", version); |
cornetlin | 59:9bbcc1b368ba | 188 | |
cornetlin | 59:9bbcc1b368ba | 189 | NetworkInterface* network = &wifi; |
cornetlin | 59:9bbcc1b368ba | 190 | if (!network) { |
cornetlin | 59:9bbcc1b368ba | 191 | return -1; |
cornetlin | 59:9bbcc1b368ba | 192 | } |
cornetlin | 59:9bbcc1b368ba | 193 | |
cornetlin | 59:9bbcc1b368ba | 194 | MQTTNetwork mqttNetwork(network); |
cornetlin | 59:9bbcc1b368ba | 195 | |
cornetlin | 59:9bbcc1b368ba | 196 | MQTT::Client<MQTTNetwork, Countdown> client(mqttNetwork); |
cornetlin | 59:9bbcc1b368ba | 197 | |
cornetlin | 59:9bbcc1b368ba | 198 | const char* hostname = "192.168.0.120"; |
cornetlin | 59:9bbcc1b368ba | 199 | int port = 1883; |
cornetlin | 59:9bbcc1b368ba | 200 | logMessage("Connecting to %s:%d\r\n", hostname, port); |
cornetlin | 59:9bbcc1b368ba | 201 | int rc = mqttNetwork.connect(hostname, port); |
cornetlin | 59:9bbcc1b368ba | 202 | if (rc != 0) |
cornetlin | 59:9bbcc1b368ba | 203 | logMessage("rc from TCP connect is %d\r\n", rc); |
cornetlin | 59:9bbcc1b368ba | 204 | |
cornetlin | 59:9bbcc1b368ba | 205 | MQTTPacket_connectData data = MQTTPacket_connectData_initializer; |
cornetlin | 59:9bbcc1b368ba | 206 | data.MQTTVersion = 3; |
cornetlin | 59:9bbcc1b368ba | 207 | data.clientID.cstring = "mbed-sample"; |
cornetlin | 59:9bbcc1b368ba | 208 | data.username.cstring = "testuser"; |
cornetlin | 59:9bbcc1b368ba | 209 | data.password.cstring = "testpassword"; |
cornetlin | 59:9bbcc1b368ba | 210 | if ((rc = client.connect(data)) != 0) |
cornetlin | 59:9bbcc1b368ba | 211 | logMessage("rc from MQTT connect is %d\r\n", rc); |
cornetlin | 59:9bbcc1b368ba | 212 | |
cornetlin | 59:9bbcc1b368ba | 213 | if ((rc = client.subscribe(topic, MQTT::QOS2, messageArrived)) != 0) |
cornetlin | 59:9bbcc1b368ba | 214 | logMessage("rc from MQTT subscribe is %d\r\n", rc); |
cornetlin | 59:9bbcc1b368ba | 215 | |
cornetlin | 59:9bbcc1b368ba | 216 | MQTT::Message message; |
mbed_official | 0:857719181846 | 217 | |
cornetlin | 59:9bbcc1b368ba | 218 | // QoS 0 |
cornetlin | 59:9bbcc1b368ba | 219 | char buf[100]; |
cornetlin | 59:9bbcc1b368ba | 220 | sprintf(buf, "Hello World! QoS 0 message from app version %f\r\n", version); |
cornetlin | 59:9bbcc1b368ba | 221 | message.qos = MQTT::QOS0; |
cornetlin | 59:9bbcc1b368ba | 222 | message.retained = false; |
cornetlin | 59:9bbcc1b368ba | 223 | message.dup = false; |
cornetlin | 59:9bbcc1b368ba | 224 | message.payload = (void*)buf; |
cornetlin | 59:9bbcc1b368ba | 225 | message.payloadlen = strlen(buf)+1; |
cornetlin | 59:9bbcc1b368ba | 226 | rc = client.publish(topic, message); |
cornetlin | 59:9bbcc1b368ba | 227 | while (arrivedcount < 1) |
cornetlin | 59:9bbcc1b368ba | 228 | client.yield(100); |
cornetlin | 59:9bbcc1b368ba | 229 | |
cornetlin | 59:9bbcc1b368ba | 230 | // QoS 1 |
cornetlin | 59:9bbcc1b368ba | 231 | sprintf(buf, "Hello World! QoS 1 message from app version %f\r\n", version); |
cornetlin | 59:9bbcc1b368ba | 232 | message.qos = MQTT::QOS1; |
cornetlin | 59:9bbcc1b368ba | 233 | message.payloadlen = strlen(buf)+1; |
cornetlin | 59:9bbcc1b368ba | 234 | rc = client.publish(topic, message); |
cornetlin | 59:9bbcc1b368ba | 235 | while (arrivedcount < 2) |
cornetlin | 59:9bbcc1b368ba | 236 | client.yield(100); |
cornetlin | 59:9bbcc1b368ba | 237 | |
cornetlin | 59:9bbcc1b368ba | 238 | // QoS 2 |
cornetlin | 59:9bbcc1b368ba | 239 | sprintf(buf, "Hello World! QoS 2 message from app version %f\r\n", version); |
cornetlin | 59:9bbcc1b368ba | 240 | message.qos = MQTT::QOS2; |
cornetlin | 59:9bbcc1b368ba | 241 | message.payloadlen = strlen(buf)+1; |
cornetlin | 59:9bbcc1b368ba | 242 | rc = client.publish(topic, message); |
cornetlin | 59:9bbcc1b368ba | 243 | while (arrivedcount < 3) |
cornetlin | 59:9bbcc1b368ba | 244 | client.yield(100); |
cornetlin | 59:9bbcc1b368ba | 245 | |
cornetlin | 59:9bbcc1b368ba | 246 | if ((rc = client.unsubscribe(topic)) != 0) |
cornetlin | 59:9bbcc1b368ba | 247 | logMessage("rc from unsubscribe was %d\r\n", rc); |
cornetlin | 59:9bbcc1b368ba | 248 | |
cornetlin | 59:9bbcc1b368ba | 249 | if ((rc = client.disconnect()) != 0) |
cornetlin | 59:9bbcc1b368ba | 250 | logMessage("rc from disconnect was %d\r\n", rc); |
cornetlin | 59:9bbcc1b368ba | 251 | |
cornetlin | 59:9bbcc1b368ba | 252 | mqttNetwork.disconnect(); |
cornetlin | 59:9bbcc1b368ba | 253 | |
cornetlin | 59:9bbcc1b368ba | 254 | logMessage("Version %.2f: finish %d msgs\r\n", version, arrivedcount); |
cornetlin | 59:9bbcc1b368ba | 255 | |
cornetlin | 59:9bbcc1b368ba | 256 | return 0; |
cornetlin | 59:9bbcc1b368ba | 257 | |
cornetlin | 59:9bbcc1b368ba | 258 | |
mbed_official | 0:857719181846 | 259 | } |