gregmac/main.cpp

## main.cpp
#include <ESPAsyncWebServer.h>
#include <AsyncElegantOTA.h>

// Port to listen on
#define WEBSERVER_PORT 80

AsyncWebServer server(WEBSERVER_PORT);

void initWiFi() {
  WiFi.mode(WIFI_STA);
  WiFi.setHostname(mqttClientName.c_str());
  WiFi.begin(WIFI_SSID, WIFI_PASS);
  Serial.printf("Connecting to WiFi '%s'..", WIFI_SSID);
  while (WiFi.status() != WL_CONNECTED) {
    Serial.printf(".");
    delay(1000);
  }
  Serial.printf("\nConnected to WiFi '%s', IP %s\n", WIFI_SSID, WiFi.localIP().toString().c_str());
}

void setup() {
  Serial.begin(115200);
  delay(1000); // give me time to bring up serial monitor

  initWiFi();

  // setup web server
  server.on("/", HTTP_GET, [](AsyncWebServerRequest *request) {
    auto response = request->beginResponseStream("text/html");
    response->setCode(200);
    response->printf("<html><body><h2>OTA Update demo %s</body></html>", WiFi.macAddress().c_str());
    request->send(response);
  });
  AsyncElegantOTA.begin(&server); // support OTA updates
  server.begin();
  Serial.printf("Listening on http://%s:%i\n", WiFi.localIP().toString().c_str(), WEBSERVER_PORT);
}


void loop() {
  # do stuf...
}

## ota_upload.py
import hashlib
import http.client
import sys
import urllib.parse

if len(sys.argv) != 3:
        raise Exception('Incorrect arguments')

fname = sys.argv[1]
target = sys.argv[2]

# read file
with open(fname, "rb") as binaryFile:
    contents = binaryFile.read()

# get md5
md5 = hashlib.md5()
md5.update(contents)
md5hash = md5.hexdigest()

# upload
print('Uploading %s (md5 %s) to %s' % (fname, md5hash, target))
conn = http.client.HTTPConnection(target)
conn.request("POST", "/update",
    urllib.parse.urlencode({'firmware': contents, 'md5': md5}),
    {
        "Content-type": "application/x-www-form-urlencoded",
        "Accept": "text/plain"
    })
response = conn.getresponse()
print(response.status, response.reason)
if (response.status != 200):
    data = response.read()
    print(data)
conn.close()

## ota_upload_pio.py
Import("env")

env.Replace(UPLOADCMD="python ota_upload.py $SOURCE $UPLOAD_PORT")

## platformio.ini

[env:esp32dev-http]
platform = espressif32
board = esp32dev
framework = arduino
monitor_speed = 115200
lib_deps =
    ottowinter/ESPAsyncWebServer-esphome@^2.1.0
    ayushsharma82/AsyncElegantOTA@^2.2.6

upload_port = 192.168.12.34
extra_scripts = ota_upload_pio.py
upload_protocol = custom
	#include <ESPAsyncWebServer.h>
	#include <AsyncElegantOTA.h>

	// Port to listen on
	#define WEBSERVER_PORT 80

	AsyncWebServer server(WEBSERVER_PORT);

	void initWiFi() {
	WiFi.mode(WIFI_STA);
	WiFi.setHostname(mqttClientName.c_str());
	WiFi.begin(WIFI_SSID, WIFI_PASS);
	Serial.printf("Connecting to WiFi '%s'..", WIFI_SSID);
	while (WiFi.status() != WL_CONNECTED) {
	Serial.printf(".");
	delay(1000);
	}
	Serial.printf("\nConnected to WiFi '%s', IP %s\n", WIFI_SSID, WiFi.localIP().toString().c_str());
	}

	void setup() {
	Serial.begin(115200);
	delay(1000); // give me time to bring up serial monitor

	initWiFi();

	// setup web server
	server.on("/", HTTP_GET, [](AsyncWebServerRequest *request) {
	auto response = request->beginResponseStream("text/html");
	response->setCode(200);
	response->printf("<html><body><h2>OTA Update demo %s</body></html>", WiFi.macAddress().c_str());
	request->send(response);
	});
	AsyncElegantOTA.begin(&server); // support OTA updates
	server.begin();
	Serial.printf("Listening on http://%s:%i\n", WiFi.localIP().toString().c_str(), WEBSERVER_PORT);
	}


	void loop() {
	# do stuf...
	}
	import hashlib
	import http.client
	import sys
	import urllib.parse

	if len(sys.argv) != 3:
	raise Exception('Incorrect arguments')

	fname = sys.argv[1]
	target = sys.argv[2]

	# read file
	with open(fname, "rb") as binaryFile:
	contents = binaryFile.read()

	# get md5
	md5 = hashlib.md5()
	md5.update(contents)
	md5hash = md5.hexdigest()

	# upload
	print('Uploading %s (md5 %s) to %s' % (fname, md5hash, target))
	conn = http.client.HTTPConnection(target)
	conn.request("POST", "/update",
	urllib.parse.urlencode({'firmware': contents, 'md5': md5}),
	{
	"Content-type": "application/x-www-form-urlencoded",
	"Accept": "text/plain"
	})
	response = conn.getresponse()
	print(response.status, response.reason)
	if (response.status != 200):
	data = response.read()
	print(data)
	conn.close()
	Import("env")

	env.Replace(UPLOADCMD="python ota_upload.py $SOURCE $UPLOAD_PORT")

	[env:esp32dev-http]
	platform = espressif32
	board = esp32dev
	framework = arduino
	monitor_speed = 115200
	lib_deps =
	ottowinter/ESPAsyncWebServer-esphome@^2.1.0
	ayushsharma82/AsyncElegantOTA@^2.2.6

	upload_port = 192.168.12.34
	extra_scripts = ota_upload_pio.py
	upload_protocol = custom