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Merge pull request #837 from mangelajo/esp8266-HTTPUpdateServer
ESP8266HTTPUpdateServer extracted from WebUpdate example.
2 parents ca9f570 + 91b1bd4 commit d8f57cb

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‎hardware/esp8266com/esp8266/libraries/ESP8266HTTPUpdateServer/examples/WebUpdater/WebUpdater.ino

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/*
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To upload through terminal you can use: curl -F "[email protected]" esp8266-webupdate.local/update
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*/
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#include <ESP8266WiFi.h>
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#include <WiFiClient.h>
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#include <ESP8266WebServer.h>
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#include <ESP8266mDNS.h>
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#include <ESP8266HTTPUpdateServer.h>
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const char* host = "esp8266-webupdate";
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const char* ssid = "........";
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const char* password = "........";
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ESP8266WebServer httpServer(80);
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ESP8266HTTPUpdateServer httpUpdater;
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void setup(void){
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Serial.begin(115200);
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Serial.println();
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Serial.println("Booting Sketch...");
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WiFi.mode(WIFI_AP_STA);
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WiFi.begin(ssid, password);
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while(WiFi.waitForConnectResult() != WL_CONNECTED){
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WiFi.begin(ssid, password);
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Serial.println("WiFi failed, retrying.");
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}
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MDNS.begin(host);
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httpUpdater.setup(&httpServer);
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httpServer.begin();
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MDNS.addService("http", "tcp", 80);
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Serial.printf("HTTPUpdateServer ready! Open http://%s.local/update in your browser\n", host);
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}
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void loop(void){
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httpServer.handleClient();
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delay(1);
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}

‎hardware/esp8266com/esp8266/libraries/ESP8266HTTPUpdateServer/keywords.txt

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#######################################
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# Syntax Coloring Map For HTTPUpdateServer
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#######################################
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#######################################
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# Datatypes (KEYWORD1)
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#######################################
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ESP8266HTTPUpdateServer KEYWORD1
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#######################################
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# Methods and Functions (KEYWORD2)
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#######################################
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begin KEYWORD2
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setup KEYWORD2
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#######################################
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# Constants (LITERAL1)
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#######################################

‎hardware/esp8266com/esp8266/libraries/ESP8266HTTPUpdateServer/library.properties

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name=ESP8266HTTPUpdateServer
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version=1.0
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author=Ivan Grokhotkov, Miguel Ángel Ajo
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maintainer=Ivan Grokhtkov <[email protected]>
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sentence=Simple HTTP Update server based on the ESP8266WebServer
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paragraph=The library accepts HTTP post requests to the /update url, and updates the ESP8266 firmware.
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category=Communication
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url=
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architectures=esp8266

‎hardware/esp8266com/esp8266/libraries/ESP8266HTTPUpdateServer/src/ESP8266HTTPUpdateServer.cpp

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#include <Arduino.h>
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#include <WiFiClient.h>
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#include <WiFiServer.h>
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#include <ESP8266WebServer.h>
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#include <WiFiUdp.h>
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#include "ESP8266HTTPUpdateServer.h"
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const char* ESP8266HTTPUpdateServer::_serverIndex =
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R"(<html><body><form method='POST' action='/update' enctype='multipart/form-data'>
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<input type='file' name='update'>
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<input type='submit' value='Update'>
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</form>
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</body></html>)";
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ESP8266HTTPUpdateServer::ESP8266HTTPUpdateServer(bool serial_debug)
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{
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_serial_output = serial_debug;
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_server = NULL;
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}
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void ESP8266HTTPUpdateServer::setup(ESP8266WebServer *server)
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{
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_server = server;
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// handler for the /update form page
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_server->on("/update", HTTP_GET, [&](){
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_server->sendHeader("Connection", "close");
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_server->sendHeader("Access-Control-Allow-Origin", "*");
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_server->send(200, "text/html", _serverIndex);
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});
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// handler for the /update form POST (once file upload finishes)
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_server->on("/update", HTTP_POST, [&](){
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_server->sendHeader("Connection", "close");
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_server->sendHeader("Access-Control-Allow-Origin", "*");
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_server->send(200, "text/plain", (Update.hasError())?"FAIL":"OK");
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ESP.restart();
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});
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// handler for the file upload, get's the sketch bytes, and writes
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// them through the Update object.
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_server->onFileUpload([&](){
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if(_server->uri() != "/update") return;
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HTTPUpload& upload = _server->upload();
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if(upload.status == UPLOAD_FILE_START){
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if (_serial_output)
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Serial.setDebugOutput(true);
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WiFiUDP::stopAll();
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if (_serial_output)
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Serial.printf("Update: %s\n", upload.filename.c_str());
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uint32_t maxSketchSpace = (ESP.getFreeSketchSpace() - 0x1000) & 0xFFFFF000;
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if(!Update.begin(maxSketchSpace)){//start with max available size
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if (_serial_output) Update.printError(Serial);
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}
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} else if(upload.status == UPLOAD_FILE_WRITE){
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if (_serial_output) Serial.printf(".");
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if(Update.write(upload.buf, upload.currentSize) != upload.currentSize){
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if (_serial_output) Update.printError(Serial);
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}
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} else if(upload.status == UPLOAD_FILE_END){
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if(Update.end(true)){ //true to set the size to the current progress
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if (_serial_output) Serial.printf("Update Success: %u\nRebooting...\n", upload.totalSize);
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} else {
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if (_serial_output) Update.printError(Serial);
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}
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if (_serial_output) Serial.setDebugOutput(false);
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} else if(upload.status == UPLOAD_FILE_ABORTED){
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Update.end();
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if (_serial_output) Serial.println("Update was aborted");
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}
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yield();
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});
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}

‎hardware/esp8266com/esp8266/libraries/ESP8266HTTPUpdateServer/src/ESP8266HTTPUpdateServer.h

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#ifndef __HTTP_UPDATE_SERVER_H
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#define __HTTP_UPDATE_SERVER_H
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class ESP8266WebServer;
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class ESP8266HTTPUpdateServer
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{
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private:
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bool _serial_output;
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ESP8266WebServer *_server;
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static const char *_serverIndex;
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public:
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ESP8266HTTPUpdateServer(bool serial_debug=false);
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void setup(ESP8266WebServer *server=NULL);
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};
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#endif

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