wifi:
  ssid: MySSID
  password: password1

ota:
  - platform: http_request
    verify_ssl: ${verify_ssl}
    on_begin:
      then:
        - logger.log: "OTA start"
    on_progress:
      then:
        - logger.log:
            format: "OTA progress %0.1f%%"
            args: ["x"]
    on_end:
      then:
        - logger.log: "OTA end"
    on_error:
      then:
        - logger.log:
            format: "OTA update error %d"
            args: ["x"]
    on_state_change:
      then:
        lambda: 'ESP_LOGD("ota", "State %d", state);'

button:
  - platform: template
    name: Firmware update
    on_press:
      then:
        - ota_http_request.flash:
            md5_url: http://my.ha.net:8123/local/esphome/firmware.md5
            url: http://my.ha.net:8123/local/esphome/firmware.bin
        - logger.log: "This message should be not displayed (reboot)"