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Merge pull request #2 from SanderVanhove/feat/add-rest

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Add rest post functionality
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ControlCO2.space 2021-06-07 17:17:58 +02:00 committed by GitHub
commit 623fdef4ed
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3 changed files with 89 additions and 7 deletions
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71
operame.ino
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@ -1,25 +1,29 @@
#include <WiFi.h>
#include <WiFiClientSecure.h>
#include <MQTT.h>
#include <SPIFFS.h>
#include <WiFiSettings.h>
#include <MHZ19.h>
#include <ArduinoOTA.h>
#include <ArduinoJSON.h>
#include <SPI.h>
#include <TFT_eSPI.h>
#include <logo.h>
#include <list>
#include <operame_strings.h>
#include "Stream.h"
#define LANGUAGE "nl"
OperameLanguage::Texts T;
enum Driver { AQC, MHZ };
Driver driver;
MQTTClient mqtt;
HardwareSerial hwserial1(1);
TFT_eSPI display;
TFT_eSprite sprite(&display);
MHZ19 mhz;
Driver driver;
MQTTClient mqtt;
HardwareSerial hwserial1(1);
TFT_eSPI display;
TFT_eSprite sprite(&display);
MHZ19 mhz;
WiFiClientSecure wificlient;
const int pin_portalbutton = 35;
const int pin_demobutton = 0;
@ -42,6 +46,15 @@ bool wifi_enabled;
bool mqtt_enabled;
int max_failures;
// REST configuration via WiFiSettings
unsigned long rest_interval;
int rest_port;
String rest_domain;
String rest_uri;
String rest_resource_id;
String rest_cert;
bool rest_enabled;
void retain(const String& topic, const String& message) {
Serial.printf("%s %s\n", topic.c_str(), message.c_str());
mqtt.publish(topic, message, true, 0);
@ -392,6 +405,17 @@ void setup() {
mqtt_template = WiFiSettings.string("operame_mqtt_template", "{} PPM", T.config_mqtt_template);
WiFiSettings.info(T.config_template_info);
WiFiSettings.heading("REST");
rest_enabled = WiFiSettings.checkbox("operame_rest", false, T.config_rest) && wifi_enabled;
rest_domain = WiFiSettings.string("rest_domain", 150, "", T.config_rest_domain);
rest_uri = WiFiSettings.string("rest_uri", 600, "", T.config_rest_uri);
rest_port = WiFiSettings.integer("rest_port", 0, 65535, 443, T.config_rest_port);
rest_interval = 1000UL * WiFiSettings.integer("operame_rest_interval", 10, 3600, 60 * 5, T.config_rest_interval);
rest_resource_id = WiFiSettings.string("rest_resource_id", 64, "", T.config_rest_resource_id);
bool rest_cert_enabled = WiFiSettings.checkbox("operame_rest_cert", false, T.config_rest_cert_enabled);
rest_cert = WiFiSettings.string("rest_cert", 2000, "", T.config_rest_cert);
rest_cert.replace("\\n", "\n");
WiFiSettings.onConnect = [] {
display_big(T.connecting, TFT_BLUE);
check_portalbutton();
@ -429,12 +453,25 @@ void setup() {
if (wifi_enabled) WiFiSettings.connect(false, 15);
static WiFiClient wificlient;
if (mqtt_enabled) mqtt.begin(server.c_str(), port, wificlient);
if (rest_cert_enabled) wificlient.setCACert(rest_cert.c_str());
if (ota_enabled) setup_ota();
}
void post_rest_message(DynamicJsonDocument message, Stream& stream) {
stream.println("POST " + rest_uri + " HTTP/1.1");
stream.println("Host: " + rest_domain);
stream.println("Content-Type: application/json");
stream.println("Connection: keep-alive");
stream.print("Content-Length: ");
stream.println(measureJson(message));
stream.println();
serializeJson(message, stream);
stream.println();
}
#define every(t) for (static unsigned long _lasttime; (unsigned long)((unsigned long)millis() - _lasttime) >= (t); _lasttime = millis())
void loop() {
@ -467,6 +504,26 @@ void loop() {
}
}
if (rest_enabled) {
while(wificlient.available()){
String line = wificlient.readStringUntil('\r');
Serial.print(line);
}
every(rest_interval) {
if (co2 <= 0) break;
const size_t capacity = JSON_OBJECT_SIZE(2);
DynamicJsonDocument message(capacity);
message["co2"] = co2;
message["id"] = rest_resource_id.c_str();
if (wificlient.connected() || wificlient.connect(&rest_domain[0], rest_port)) {
post_rest_message(message, wificlient);
}
}
}
if (ota_enabled) ArduinoOTA.handle();
check_buttons();
}

24
operame_strings.h
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@ -26,6 +26,14 @@ struct Texts {
*config_mqtt_interval,
*config_mqtt_template,
*config_template_info,
*config_rest,
*config_rest_domain,
*config_rest_uri,
*config_rest_port,
*config_rest_interval,
*config_rest_resource_id,
*config_rest_cert_enabled,
*config_rest_cert,
*connecting,
*wait
;
@ -72,6 +80,14 @@ bool select(Texts& T, String language) {
T.config_mqtt_topic = "Topic"; // probably should not be translated
T.config_mqtt_interval = "Publication interval [s]";
T.config_mqtt_template = "Message template";
T.config_rest = "Publish measurements via the HTTPS protocol";
T.config_rest_domain = "Domain";
T.config_rest_uri = "URI";
T.config_rest_port = "TCP Port";
T.config_rest_interval = "Publication interval [s]";
T.config_rest_resource_id = "ID of this device";
T.config_rest_cert_enabled = "Use CA root certificate";
T.config_rest_cert = "CA root certificat";
T.config_template_info = "The {} in the template is replaced by the measurement value.";
T.connecting = "Connecting to WiFi...";
T.portal_instructions = {
@ -138,6 +154,14 @@ bool select(Texts& T, String language) {
T.config_mqtt_topic = "Topic"; // zo heet dat in MQTT
T.config_mqtt_interval = "Publicatie-interval [s]";
T.config_mqtt_template = "Berichtsjabloon";
T.config_rest = "Metingen via het HTTPS-protocol versturen";
T.config_rest_domain = "Domein";
T.config_rest_uri = "URI";
T.config_rest_port = "TCP-Poort";
T.config_rest_interval = "Publicatie-interval [s]";
T.config_rest_resource_id = "ID van dit apparaat";
T.config_rest_cert_enabled = "Gebruik een CA root certificaat";
T.config_rest_cert = "CA root certificaat";
T.config_template_info = "De {} in het sjabloon wordt vervangen door de gemeten waarde.";
T.connecting = "Verbinden met WiFi...";
T.portal_instructions = {

1
platformio.ini
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@ -25,6 +25,7 @@ lib_deps =
MH-Z19
TFT_eSPI
MQTT
ArduinoJson
build_flags =
# ESP-WiFiSettings languages: