#include #include #include #include #include #include "StreamString.h" #include "ESP8266HTTPUpdateServer.h" namespace esp8266httpupdateserver { using namespace esp8266webserver; static const char serverIndex[] PROGMEM = R"( )"; static const char successResponse[] PROGMEM = "Update Success! Rebooting..."; template ESP8266HTTPUpdateServerTemplate::ESP8266HTTPUpdateServerTemplate(bool serial_debug) { _serial_output = serial_debug; _server = NULL; _username = emptyString; _password = emptyString; _authenticated = false; } template void ESP8266HTTPUpdateServerTemplate::setup(ESP8266WebServerTemplate *server, const String& path, const String& username, const String& password) { _server = server; _username = username; _password = password; // handler for the /update form page _server->on(path.c_str(), HTTP_GET, [&](){ if(_username != emptyString && _password != emptyString && !_server->authenticate(_username.c_str(), _password.c_str())) return _server->requestAuthentication(); _server->send_P(200, PSTR("text/html"), serverIndex); }); // handler for the /update form POST (once file upload finishes) _server->on(path.c_str(), HTTP_POST, [&](){ if(!_authenticated) return _server->requestAuthentication(); if (Update.hasError()) { _server->send(200, F("text/html"), String(F("Update error: ")) + _updaterError); } else { _server->client().setNoDelay(true); _server->send_P(200, PSTR("text/html"), successResponse); delay(100); _server->client().stop(); ESP.restart(); } },[&](){ // handler for the file upload, get's the sketch bytes, and writes // them through the Update object HTTPUpload& upload = _server->upload(); if(upload.status == UPLOAD_FILE_START){ _updaterError = String(); if (_serial_output) Serial.setDebugOutput(true); _authenticated = (_username == emptyString || _password == emptyString || _server->authenticate(_username.c_str(), _password.c_str())); if(!_authenticated){ if (_serial_output) Serial.printf("Unauthenticated Update\n"); return; } WiFiUDP::stopAll(); if (_serial_output) Serial.printf("Update: %s\n", upload.filename.c_str()); uint32_t maxSketchSpace = (ESP.getFreeSketchSpace() - 0x1000) & 0xFFFFF000; if(!Update.begin(maxSketchSpace)){//start with max available size _setUpdaterError(); } } else if(_authenticated && upload.status == UPLOAD_FILE_WRITE && !_updaterError.length()){ if (_serial_output) Serial.printf("."); if(Update.write(upload.buf, upload.currentSize) != upload.currentSize){ _setUpdaterError(); } } else if(_authenticated && upload.status == UPLOAD_FILE_END && !_updaterError.length()){ if(Update.end(true)){ //true to set the size to the current progress if (_serial_output) Serial.printf("Update Success: %u\nRebooting...\n", upload.totalSize); } else { _setUpdaterError(); } if (_serial_output) Serial.setDebugOutput(false); } else if(_authenticated && upload.status == UPLOAD_FILE_ABORTED){ Update.end(); if (_serial_output) Serial.println("Update was aborted"); } delay(0); }); } template void ESP8266HTTPUpdateServerTemplate::_setUpdaterError() { if (_serial_output) Update.printError(Serial); StreamString str; Update.printError(str); _updaterError = str.c_str(); } };