95 lines
2.9 KiB
C++
95 lines
2.9 KiB
C++
/*
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* Wifi and OTA related stuff
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*/
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#include <time.h>
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#include <ESP8266WiFi.h>
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#include <WiFiClientSecure.h>
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#include <WiFiManager.h>
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#include <ESP8266httpUpdate.h>
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WiFiManager WifiManager;
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WiFiClientSecure net;
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//BearSSL::WiFiClientSecure net;
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unsigned long ota_lastcheck = 0;
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//
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// If the WifiManager configuration portal is called, we can do stuff
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//
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//void WifiManagerCallback(WiFiManager *myWiFiManager) {
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// PRINTLN_SERIAL("Entered AP config mode");
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//}
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void wifi_associate() {
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char apname[80];
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settings.name.toCharArray(apname, 80);
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WifiManager.setConfigPortalTimeout(300); // If no configuration is done in 5 mins, exit/restart quietly
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if (WifiManager.autoConnect(apname)) { // @@@FIXME@@@ we should really set a PSK for the AP (but in my brief testing it crashed the ESP, so what's up with that)
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settings.ip = WiFi.localIP().toString();
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PRINTLN_SERIAL("Figured out my network \\O/");
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//wificlient.setFingerprint(WTR_SHA1);
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net.setInsecure(); // Do not check fingerprint
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net.setTimeout(15000); // 15 Seconds
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/* PRINT_SERIAL("Setting time using SNTP");
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configTime(-5 * 3600, 0, "pool.ntp.org", "time.nist.gov");
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now = time(nullptr);
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while (now < 1510592825) {
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delay(500);
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APPEND_SERIAL(".");
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now = time(nullptr);
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}
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APPENDLN_SERIAL(" done!");
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struct tm timeinfo;
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gmtime_r(&now, &timeinfo);
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PRINT_SERIAL("Current time: ");
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APPENDLN_SERIAL(asctime(&timeinfo)); */
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}
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}
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void wifi_setup() {
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// WifiManager.setAPCallback(WifiManagerCallback); // Enable WifiManager callback to clear the cache
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wifi_associate();
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}
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void wifi_loop() {
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if(WiFi.status() != WL_CONNECTED) {
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PRINTLN_SERIAL("Wifi disconnected, trying to reconnect");
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wifi_associate();
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}
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// OTA routine to be run once every X seconds
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unsigned long ota_check = millis()/1000;
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if((ota_lastcheck == 0) || ((ota_check - ota_lastcheck) > OTA_UPDATE_INTERVAL)) {
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PRINTLN_SERIAL("Checking for OTA update");
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// Check for firmware upgrades
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String version = settings.name;
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version.concat("-v");
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version.concat(FW_VERSION);
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PRINTLN_SERIAL("net.status: " + String(net.status()));
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t_httpUpdate_return ret = ESPhttpUpdate.update(net, OTA_SERVER, OTA_PORT, OTA_URI, version);
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switch(ret) {
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case HTTP_UPDATE_FAILED: // HTTP 403, 404
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PRINT_SERIAL("Connection error, update failed ");
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APPEND_SERIAL("(ERR ");
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APPEND_SERIAL(String(ESPhttpUpdate.getLastError()));
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APPEND_SERIAL(") ");
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APPENDLN_SERIAL(ESPhttpUpdate.getLastErrorString().c_str());
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break;
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case HTTP_UPDATE_NO_UPDATES: // HTTP 304
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PRINTLN_SERIAL("No firmware upgrade available");
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break;
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case HTTP_UPDATE_OK: // HTTP 200
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PRINTLN_SERIAL("Firmware upgrade available, upgraded ok."); // may not called we reboot the ESP
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break;
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}
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ota_lastcheck = ota_check;
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}
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}
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