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comparison espNode/desk/src/mqtt.cpp @ 1678:7831b5de3572

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espNode checkpoint
author drewp@bigasterisk.com
date Mon, 27 Sep 2021 22:59:39 -0700
parents 3ff074ba25f1
children
comparison
equal deleted inserted replaced
1677:aa35ae7a1acc 1678:7831b5de3572
35 | 'get/model/<fid>' 35 | 'get/model/<fid>'
36 fingerprint/set/model/<fid> = binary model data 36 fingerprint/set/model/<fid> = binary model data
37 37
38 Published from MCU: 38 Published from MCU:
39 39
40 mode in {scan, enroll, download, setModel, deleteModel}
41
40 fingerprint/<mode>/status = junk 42 fingerprint/<mode>/status = junk
41 fingerprint/<mode>/error/<caller> = FPM error message 43 fingerprint/<mode>/error/<caller> = FPM error message
42 fingerprint/store = some change to fingerprint storage 44 fingerprint/store = some change to fingerprint storage
43 fingerprint/detect = input finger 45 fingerprint/detect = input finger
44 fingerprint/model/<fid> = binary model data 46 fingerprint/model/<fid> = binary model data
45 fingerprint/image/<fid> = binary image data 47 fingerprint/image/<fid> = binary image data
48 fingerprint/temperature = "%.3fC"
46 */ 49 */
47 void Publish(const std::string& subtopic, const std::string& msg) { 50 void Publish(const std::string& subtopic, const std::string& msg) {
48 std::string topic = "fingerprint/" + subtopic; 51 std::string topic = "fingerprint/" + subtopic;
49 mqttClient.publish(topic.c_str(), 1, /*retain=*/false, msg.data(), 52 mqttClient.publish(topic.c_str(), 1, /*retain=*/false, msg.data(),
50 msg.size()); 53 msg.size());
59 float temp_c = temperatureRead(); 62 float temp_c = temperatureRead();
60 char buf[20]; 63 char buf[20];
61 snprintf(buf, sizeof(buf), "%.3fC", temp_c); 64 snprintf(buf, sizeof(buf), "%.3fC", temp_c);
62 mqttClient.publish("fingerprint/temperature", 1, /*retain=*/true, buf); 65 mqttClient.publish("fingerprint/temperature", 1, /*retain=*/true, buf);
63 } 66 }
67
64 void onMqttConnect(bool sessionPresent) { 68 void onMqttConnect(bool sessionPresent) {
65 Serial.println("Connected to MQTT."); 69 Serial.println("Connected to MQTT.");
66 Serial.print("Session present: "); 70 Serial.print("Session present: ");
67 Serial.println(sessionPresent); 71 Serial.println(sessionPresent);
68 72