OTA

Over-the-air firmware and web-app updates

Upload a new application firmware image (OTA)

post

Streams a new application binary to the OTA partition and reboots into it upon successful write.

Body

application/octet-stream

string · binaryOptional

ESP32 application binary (db_esp32.bin)

Responses

200

Firmware update accepted and device will reboot

No content

400

Bad or incomplete image

500

OTA write failure

post

/update/firmware

HTTPcURLJavaScriptPython

POST /update/firmware HTTP/1.1
Host: 192.168.2.1
Content-Type: application/octet-stream
Accept: */*
Content-Length: 8

"binary"

No content

Upload a new web-app filesystem image (OTA)

post

Streams a new SPIFFS/LittleFS web-app image to the www partition.

Body

application/octet-stream

string · binaryOptional

ESP32 filesystem image (www.bin)

Responses

200

Web-app image updated successfully

No content

400

Bad or incomplete image

500

OTA write failure

post

/update/www

HTTPcURLJavaScriptPython

POST /update/www HTTP/1.1
Host: 192.168.2.1
Content-Type: application/octet-stream
Accept: */*
Content-Length: 8

"binary"

No content