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mirror of https://github.com/esp8266/Arduino.git synced 2025-07-27 18:02:17 +03:00

Add MD5 to core, Fix OTA examples and Digest Authentication to OTA and espota.py

This commit is contained in:
Me No Dev
2015-11-09 00:42:30 +02:00
parent e613e42249
commit a8976a01fd
13 changed files with 518 additions and 247 deletions

View File

@ -2,119 +2,235 @@
#include <ESP8266mDNS.h>
#include <WiFiUdp.h>
#include "ArduinoOTA.h"
#include "MD5Builder.h"
ArduinoOTA::ArduinoOTA(const char *mdns_host_prefix, int port, bool serial_debug)
//#define OTA_DEBUG 1
ArduinoOTAClass::ArduinoOTAClass()
{
_port = port;
_mdns_host = new String(mdns_host_prefix);
*_mdns_host += String(ESP.getChipId(), HEX);
_udp_ota = new WiFiUDP();
_serial_debug = serial_debug;
_password = 0;
_hostname = 0;
_port = 0;
_nonce = 0;
_state = OTA_IDLE;
_size = 0;
_cmd = 0;
_ota_port = 0;
_ota_ip = (uint32_t)0;
_md5 = new char[33];
_start_callback = NULL;
_end_callback = NULL;
_progress_callback = NULL;
_error_callback = NULL;
}
void ArduinoOTA::onStart(OTA_CALLBACK(fn)){
void ArduinoOTAClass::onStart(OTA_CALLBACK(fn)){
_start_callback = fn;
}
void ArduinoOTA::onEnd(OTA_CALLBACK(fn)){
void ArduinoOTAClass::onEnd(OTA_CALLBACK(fn)){
_end_callback = fn;
}
void ArduinoOTA::onProgress(OTA_CALLBACK_PROGRESS(fn)){
void ArduinoOTAClass::onProgress(OTA_CALLBACK_PROGRESS(fn)){
_progress_callback = fn;
}
void ArduinoOTA::onError(OTA_CALLBACK(fn)){
void ArduinoOTAClass::onError(OTA_CALLBACK_ERROR(fn)){
_error_callback = fn;
}
ArduinoOTA::~ArduinoOTA(){
ArduinoOTAClass::~ArduinoOTAClass(){
delete _udp_ota;
delete _mdns_host;
}
void ArduinoOTA::setup() {
_udp_ota->begin(_port);
if (_mdns_host) {
if (_serial_debug)
Serial.printf("OTA server at: %s:%u\n",
_mdns_host->c_str(),
_port);
MDNS.begin(_mdns_host->c_str());
MDNS.addService("arduino", "tcp", _port);
void ArduinoOTAClass::setPort(uint16_t port){
if(!_initialized && !_port && port){
_port = port;
}
}
void ArduinoOTA::handle() {
void ArduinoOTAClass::setHostname(const char * hostname){
if(!_initialized && !_hostname && hostname){
_hostname = new char[strlen(hostname)];
sprintf(_hostname, "%s", hostname);
}
}
void ArduinoOTAClass::setPassword(const char * password){
if(!_initialized && !_password && password){
_password = new char[strlen(password)];
sprintf(_password, "%s", password);
}
}
void ArduinoOTAClass::begin() {
if(_initialized)
return;
_initialized = true;
if(!_hostname){
_hostname = new char[15];
sprintf(_hostname, "esp8266-%02x", ESP.getChipId());
}
if(!_port)
_port = 8266;
_udp_ota->begin(_port);
MDNS.begin(_hostname);
if(_password){
_nonce = new char[33];
MDNS.enableArduino(_port, true);
} else
MDNS.enableArduino(_port);
_state = OTA_IDLE;
#if OTA_DEBUG
Serial.printf("OTA server at: %s.local:%u\n", _hostname, _port);
#endif
}
void ArduinoOTAClass::_runUpdate(){
if(!Update.begin(_size, _cmd)){
#if OTA_DEBUG
Serial.println("Update Begin Error");
#endif
if (_error_callback) _error_callback(OTA_BEGIN_ERROR);
_udp_ota->begin(_port);
_state = OTA_IDLE;
return;
}
Update.setMD5(_md5);
WiFiUDP::stopAll();
WiFiClient::stopAll();
if (_start_callback) _start_callback();
if (_progress_callback) _progress_callback(0, _size);
WiFiClient client;
if (!client.connect(_ota_ip, _ota_port)) {
#if OTA_DEBUG
Serial.printf("Connect Failed\n");
#endif
_udp_ota->begin(_port);
if (_error_callback) _error_callback(OTA_CONNECT_ERROR);
_state = OTA_IDLE;
}
uint32_t written, total = 0;
while(!Update.isFinished() && client.connected()){
int waited = 1000;
while(!client.available() && waited--)
delay(1);
if(!waited){
#if OTA_DEBUG
Serial.printf("Recieve Failed\n");
#endif
_udp_ota->begin(_port);
if (_error_callback) _error_callback(OTA_RECIEVE_ERROR);
_state = OTA_IDLE;
}
written = Update.write(client);
if(written > 0){
client.print(written, DEC);
total += written;
if(_progress_callback) _progress_callback(total, _size);
}
}
if(Update.end()){
client.print("OK");
#if OTA_DEBUG
Serial.printf("Update Success\nRebooting...\n");
#endif
if(_end_callback) _end_callback();
ESP.restart();
} else {
_udp_ota->begin(_port);
if (_error_callback) _error_callback(OTA_END_ERROR);
Update.printError(client);
#if OTA_DEBUG
Update.printError(Serial);
#endif
_state = OTA_IDLE;
}
}
void ArduinoOTAClass::handle() {
if (!*_udp_ota) {
_udp_ota->begin(_port);
if (_serial_debug) {
Serial.println("OTA restarted");
}
#if OTA_DEBUG
Serial.println("OTA restarted");
#endif
}
if (!_udp_ota->parsePacket()) return;
IPAddress remote = _udp_ota->remoteIP();
int cmd = _udp_ota->parseInt();
int port = _udp_ota->parseInt();
int size = _udp_ota->parseInt();
if(_state == OTA_IDLE){
_ota_ip = _udp_ota->remoteIP();
_cmd = _udp_ota->parseInt();
_ota_port = _udp_ota->parseInt();
_size = _udp_ota->parseInt();
_udp_ota->read();
sprintf(_md5, "%s", _udp_ota->readStringUntil('\n').c_str());
if (_serial_debug){
Serial.print("Update Start: ip:");
Serial.print(remote);
Serial.printf(", port:%d, size:%d\n", port, size);
}
WiFiUDP::stopAll();
if(!Update.begin(size, cmd)){
if (_serial_debug)
Serial.println("Update Begin Error");
if (_error_callback) _error_callback();
_udp_ota->begin(_port);
return;
}
if (_start_callback) _start_callback();
if (_progress_callback) _progress_callback(0, size);
WiFiClient client;
if (!client.connect(remote, port)) {
if (_serial_debug)
Serial.printf("Connect Failed\n");
_udp_ota->begin(_port);
if (_error_callback) _error_callback();
}
uint32_t written;
while(!Update.isFinished() && client.connected()){
// TODO(mangelajo): enhance the Update.write(client) to
// accept a progress callback
written = Update.write(client);
if(written > 0) client.print(written, DEC);
if(_progress_callback) _progress_callback(written, size);
}
Serial.setDebugOutput(false);
if(Update.end()){
client.println("OK");
if (_serial_debug)
Serial.printf("Update Success\nRebooting...\n");
if(_end_callback) _end_callback();
ESP.restart();
} else {
// Update failed: listen UDP again, callback and print
_udp_ota->begin(_port);
if (_error_callback) _error_callback();
Update.printError(client);
if (_serial_debug)
Update.printError(Serial);
#if OTA_DEBUG
Serial.print("Update Start: ip:");
Serial.print(_ota_ip);
Serial.printf(", port:%d, size:%d, md5:%s\n", _ota_port, _size, _md5);
#endif
_udp_ota->beginPacket(_ota_ip, _udp_ota->remotePort());
if(_password){
MD5Builder nonce_md5;
nonce_md5.begin();
nonce_md5.add(String(micros()));
nonce_md5.calculate();
nonce_md5.getChars(_nonce);
_udp_ota->printf("AUTH %s", _nonce);
_udp_ota->endPacket();
_state = OTA_WAITAUTH;
return;
} else {
_udp_ota->print("OK");
_udp_ota->endPacket();
_state = OTA_RUNUPDATE;
}
} else if(_state == OTA_WAITAUTH){
String cnonce = _udp_ota->readStringUntil(' ');
String response = _udp_ota->readStringUntil('\n');
MD5Builder _passmd5;
_passmd5.begin();
_passmd5.add(_password);
_passmd5.calculate();
String passmd5 = _passmd5.toString();
String challenge = passmd5 + ":" + String(_nonce) + ":" + cnonce;
MD5Builder _challengemd5;
_challengemd5.begin();
_challengemd5.add(challenge);
_challengemd5.calculate();
String result = _challengemd5.toString();
if(result.equals(response)){
_udp_ota->beginPacket(_ota_ip, _udp_ota->remotePort());
_udp_ota->print("OK");
_udp_ota->endPacket();
_state = OTA_RUNUPDATE;
} else {
_udp_ota->beginPacket(_ota_ip, _udp_ota->remotePort());
_udp_ota->print("Authentication Failed");
_udp_ota->endPacket();
if (_error_callback) _error_callback(OTA_AUTH_ERROR);
_state = OTA_IDLE;
}
}
if(_state == OTA_RUNUPDATE)
_runUpdate();
}
ArduinoOTAClass ArduinoOTA;