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298 lines
7.8 KiB
298 lines
7.8 KiB
/*
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OTA MODULE
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Copyright (C) 2016-2019 by Xose Pérez <xose dot perez at gmail dot com>
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*/
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#include "ArduinoOTA.h"
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// -----------------------------------------------------------------------------
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// Arduino OTA
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// -----------------------------------------------------------------------------
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void _otaConfigure() {
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ArduinoOTA.setPort(OTA_PORT);
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ArduinoOTA.setHostname(getSetting("hostname").c_str());
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#if USE_PASSWORD
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ArduinoOTA.setPassword(getAdminPass().c_str());
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#endif
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}
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void _otaLoop() {
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ArduinoOTA.handle();
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}
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// -----------------------------------------------------------------------------
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// Terminal OTA
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// -----------------------------------------------------------------------------
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#if TERMINAL_SUPPORT || OTA_MQTT_SUPPORT
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#include <ESPAsyncTCP.h>
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AsyncClient * _ota_client;
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char * _ota_host;
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char * _ota_url;
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unsigned int _ota_port = 80;
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unsigned long _ota_size = 0;
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const char OTA_REQUEST_TEMPLATE[] PROGMEM =
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"GET %s HTTP/1.1\r\n"
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"Host: %s\r\n"
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"User-Agent: ESPurna\r\n"
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"Connection: close\r\n"
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"Content-Type: application/x-www-form-urlencoded\r\n"
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"Content-Length: 0\r\n\r\n\r\n";
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void _otaFrom(const char * host, unsigned int port, const char * url) {
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if (_ota_host) free(_ota_host);
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if (_ota_url) free(_ota_url);
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_ota_host = strdup(host);
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_ota_url = strdup(url);
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_ota_port = port;
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_ota_size = 0;
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if (_ota_client == NULL) {
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_ota_client = new AsyncClient();
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}
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_ota_client->onDisconnect([](void *s, AsyncClient *c) {
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DEBUG_MSG_P(PSTR("\n"));
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if (Update.end(true)){
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DEBUG_MSG_P(PSTR("[OTA] Success: %u bytes\n"), _ota_size);
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deferredReset(100, CUSTOM_RESET_OTA);
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} else {
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#ifdef DEBUG_PORT
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Update.printError(DEBUG_PORT);
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#endif
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eepromRotate(true);
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}
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DEBUG_MSG_P(PSTR("[OTA] Disconnected\n"));
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_ota_client->free();
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delete _ota_client;
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_ota_client = NULL;
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free(_ota_host);
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_ota_host = NULL;
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free(_ota_url);
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_ota_url = NULL;
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}, 0);
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_ota_client->onTimeout([](void *s, AsyncClient *c, uint32_t time) {
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_ota_client->close(true);
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}, 0);
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_ota_client->onData([](void * arg, AsyncClient * c, void * data, size_t len) {
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char * p = (char *) data;
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if (_ota_size == 0) {
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Update.runAsync(true);
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if (!Update.begin((ESP.getFreeSketchSpace() - 0x1000) & 0xFFFFF000)) {
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#ifdef DEBUG_PORT
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Update.printError(DEBUG_PORT);
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#endif
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}
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p = strstr((char *)data, "\r\n\r\n") + 4;
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len = len - (p - (char *) data);
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}
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if (!Update.hasError()) {
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if (Update.write((uint8_t *) p, len) != len) {
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#ifdef DEBUG_PORT
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Update.printError(DEBUG_PORT);
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#endif
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}
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}
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_ota_size += len;
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DEBUG_MSG_P(PSTR("[OTA] Progress: %u bytes\r"), _ota_size);
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delay(0);
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}, NULL);
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_ota_client->onConnect([](void * arg, AsyncClient * client) {
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#if ASYNC_TCP_SSL_ENABLED
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if (443 == _ota_port) {
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uint8_t fp[20] = {0};
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sslFingerPrintArray(getSetting("otafp", OTA_GITHUB_FP).c_str(), fp);
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SSL * ssl = _ota_client->getSSL();
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if (ssl_match_fingerprint(ssl, fp) != SSL_OK) {
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DEBUG_MSG_P(PSTR("[OTA] Warning: certificate doesn't match\n"));
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}
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}
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#endif
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// Disabling EEPROM rotation to prevent writing to EEPROM after the upgrade
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eepromRotate(false);
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DEBUG_MSG_P(PSTR("[OTA] Downloading %s\n"), _ota_url);
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char buffer[strlen_P(OTA_REQUEST_TEMPLATE) + strlen(_ota_url) + strlen(_ota_host)];
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snprintf_P(buffer, sizeof(buffer), OTA_REQUEST_TEMPLATE, _ota_url, _ota_host);
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client->write(buffer);
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}, NULL);
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#if ASYNC_TCP_SSL_ENABLED
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bool connected = _ota_client->connect(host, port, 443 == port);
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#else
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bool connected = _ota_client->connect(host, port);
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#endif
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if (!connected) {
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DEBUG_MSG_P(PSTR("[OTA] Connection failed\n"));
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_ota_client->close(true);
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}
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}
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void _otaFrom(String url) {
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if (!url.startsWith("http://") && !url.startsWith("https://")) {
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DEBUG_MSG_P(PSTR("[OTA] Incorrect URL specified\n"));
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return;
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}
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// Port from protocol
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unsigned int port = 80;
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if (url.startsWith("https://")) port = 443;
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url = url.substring(url.indexOf("/") + 2);
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// Get host
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String host = url.substring(0, url.indexOf("/"));
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// Explicit port
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int p = host.indexOf(":");
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if (p > 0) {
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port = host.substring(p + 1).toInt();
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host = host.substring(0, p);
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}
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// Get URL
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String uri = url.substring(url.indexOf("/"));
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_otaFrom(host.c_str(), port, uri.c_str());
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}
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#endif // TERMINAL_SUPPORT || OTA_MQTT_SUPPORT
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#if TERMINAL_SUPPORT
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void _otaInitCommands() {
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terminalRegisterCommand(F("OTA"), [](Embedis* e) {
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if (e->argc < 2) {
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terminalError(F("Wrong arguments"));
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} else {
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terminalOK();
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String url = String(e->argv[1]);
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_otaFrom(url);
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}
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});
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}
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#endif // TERMINAL_SUPPORT
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#if OTA_MQTT_SUPPORT
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void _otaMQTTCallback(unsigned int type, const char * topic, const char * payload) {
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if (type == MQTT_CONNECT_EVENT) {
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mqttSubscribe(MQTT_TOPIC_OTA);
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}
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if (type == MQTT_MESSAGE_EVENT) {
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// Match topic
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String t = mqttMagnitude((char *) topic);
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if (t.equals(MQTT_TOPIC_OTA)) {
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DEBUG_MSG_P(PSTR("[OTA] Initiating from URL: %s\n"), payload);
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_otaFrom(payload);
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}
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}
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}
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#endif // OTA_MQTT_SUPPORT
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// -----------------------------------------------------------------------------
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void otaSetup() {
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_otaConfigure();
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#if TERMINAL_SUPPORT
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_otaInitCommands();
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#endif
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#if OTA_MQTT_SUPPORT
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mqttRegister(_otaMQTTCallback);
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#endif
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// Main callbacks
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espurnaRegisterLoop(_otaLoop);
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espurnaRegisterReload(_otaConfigure);
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// -------------------------------------------------------------------------
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ArduinoOTA.onStart([]() {
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// Disabling EEPROM rotation to prevent writing to EEPROM after the upgrade
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eepromRotate(false);
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// Because ArduinoOTA is synchronous, force backup right now instead of waiting for the next loop()
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eepromBackup(0);
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DEBUG_MSG_P(PSTR("[OTA] Start\n"));
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#if WEB_SUPPORT
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wsSend_P(PSTR("{\"message\": 2}"));
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#endif
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});
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ArduinoOTA.onEnd([]() {
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DEBUG_MSG_P(PSTR("\n"));
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DEBUG_MSG_P(PSTR("[OTA] Done, restarting...\n"));
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#if WEB_SUPPORT
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wsSend_P(PSTR("{\"action\": \"reload\"}"));
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#endif
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deferredReset(100, CUSTOM_RESET_OTA);
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});
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ArduinoOTA.onProgress([](unsigned int progress, unsigned int total) {
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static unsigned int _progOld;
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unsigned int _prog = (progress / (total / 100));
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if (_prog != _progOld) {
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DEBUG_MSG_P(PSTR("[OTA] Progress: %u%%\r"), _prog);
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_progOld = _prog;
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}
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});
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ArduinoOTA.onError([](ota_error_t error) {
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#if DEBUG_SUPPORT
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DEBUG_MSG_P(PSTR("\n[OTA] Error #%u: "), error);
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if (error == OTA_AUTH_ERROR) DEBUG_MSG_P(PSTR("Auth Failed\n"));
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else if (error == OTA_BEGIN_ERROR) DEBUG_MSG_P(PSTR("Begin Failed\n"));
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else if (error == OTA_CONNECT_ERROR) DEBUG_MSG_P(PSTR("Connect Failed\n"));
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else if (error == OTA_RECEIVE_ERROR) DEBUG_MSG_P(PSTR("Receive Failed\n"));
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else if (error == OTA_END_ERROR) DEBUG_MSG_P(PSTR("End Failed\n"));
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#endif
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eepromRotate(true);
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});
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ArduinoOTA.begin();
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}
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