esp-weatherstation/src/XD0OTA.h

#ifndef _XD0OTA_H
#define _XD0OTA_H

#include <Arduino.h>

#include <ESP8266HTTPClient.h>
#include <ESP8266httpUpdate.h>

//const int FW_VERSION = 13; // see main.h

class XD0OTA {
  public:
    XD0OTA();
    void update(void);
    int checkForUpdates();
  private:
    const char* fwUrlBase = "https://fwupdate.xd0.de:444/fota/";
    const char* httpsFingerprint = "37 42 61 B9 E6 EE 22 36 D1 59 67 7D 55 53 6E A4 C7 AA 60 26";
    String getMAC();
};

#endif /* _XD0OTA_H */


/*

MAKE SURE TO RESET THE ESP8266 ONCE AFTER NORMAL FLASHING! OTHERWISE OTA WON'T WORK!


openssl req -x509 -nodes -days 18263 -newkey rsa:2048 -keyout /etc/ssl/private/xd0-fwupdate-selfsigned.key -out /etc/ssl/certs/xd0-fwupdate-selfsigned.crt

openssl x509 -noout -fingerprint -sha1 -inform pem -in /etc/ssl/certs/xd0-fwupdate-selfsigned.crt


server {
    listen 444 ssl;
    listen [::]:444 ssl;
    server_name fwupdate.xd0.de;

    # SSL configuration
    ssl_certificate /etc/ssl/certs/xd0-fwupdate-selfsigned.crt;
    ssl_certificate_key /etc/ssl/private/xd0-fwupdate-selfsigned.key;
    ssl_buffer_size 4k;

    root /var/www/fwupdate;

    location / {
        # First attempt to serve request as file, then
        # as directory, then fall back to displaying a 404.
        try_files $uri $uri/ =404;
    }

    access_log      /var/log/nginx/fwupdate_access.log;
    error_log       /var/log/nginx/fwupdate_error.log;
}

*/