139 lines
3.7 KiB
C++
139 lines
3.7 KiB
C++
/**
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* @file BlynkSimpleEsp32_SSL.h
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* @author Volodymyr Shymanskyy
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* @license This project is released under the MIT License (MIT)
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* @copyright Copyright (c) 2015 Volodymyr Shymanskyy
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* @date Dec 2017
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* @brief
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*
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*/
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#ifndef BlynkSimpleEsp32_SSL_h
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#define BlynkSimpleEsp32_SSL_h
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#ifndef ESP32
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#error This code is intended to run on the ESP32 platform! Please check your Tools->Board setting.
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#endif
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#if defined(BLYNK_SSL_USE_LETSENCRYPT)
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static const char BLYNK_DEFAULT_ROOT_CA[] =
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#include <certs/letsencrypt_pem.h>
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#else
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static const char BLYNK_DEFAULT_ROOT_CA[] =
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#include <certs/blynkcloud_pem.h>
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#endif
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#include <BlynkApiArduino.h>
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#include <Blynk/BlynkProtocol.h>
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#include <Adapters/BlynkArduinoClient.h>
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#include <WiFiClientSecure.h>
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template <typename Client>
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class BlynkArduinoClientSecure
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: public BlynkArduinoClientGen<Client>
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{
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public:
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BlynkArduinoClientSecure(Client& client)
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: BlynkArduinoClientGen<Client>(client)
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, caCert(NULL)
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{}
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void setRootCA(const char* fp) { caCert = fp; }
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bool connect() {
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this->client->setCACert(caCert);
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if (BlynkArduinoClientGen<Client>::connect()) {
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BLYNK_LOG1(BLYNK_F("Certificate OK"));
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return true;
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} else {
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BLYNK_LOG1(BLYNK_F("Secure connection failed"));
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}
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return false;
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}
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private:
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const char* caCert;
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};
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template <typename Transport>
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class BlynkWifi
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: public BlynkProtocol<Transport>
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{
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typedef BlynkProtocol<Transport> Base;
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public:
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BlynkWifi(Transport& transp)
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: Base(transp)
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{}
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void connectWiFi(const char* ssid, const char* pass)
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{
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BLYNK_LOG2(BLYNK_F("Connecting to "), ssid);
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WiFi.mode(WIFI_STA);
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if (pass && strlen(pass)) {
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WiFi.begin(ssid, pass);
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} else {
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WiFi.begin(ssid);
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}
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while (WiFi.status() != WL_CONNECTED) {
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BlynkDelay(500);
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}
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BLYNK_LOG1(BLYNK_F("Connected to WiFi"));
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IPAddress myip = WiFi.localIP();
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BLYNK_LOG_IP("IP: ", myip);
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}
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void config(const char* auth,
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const char* domain = BLYNK_DEFAULT_DOMAIN,
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uint16_t port = BLYNK_DEFAULT_PORT_SSL,
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const char* root_ca = BLYNK_DEFAULT_ROOT_CA)
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{
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Base::begin(auth);
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this->conn.begin(domain, port);
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this->conn.setRootCA(root_ca);
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}
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void config(const char* auth,
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IPAddress ip,
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uint16_t port = BLYNK_DEFAULT_PORT_SSL,
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const char* root_ca = BLYNK_DEFAULT_ROOT_CA)
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{
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Base::begin(auth);
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this->conn.begin(ip, port);
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this->conn.setRootCA(root_ca);
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}
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void begin(const char* auth,
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const char* ssid,
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const char* pass,
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const char* domain = BLYNK_DEFAULT_DOMAIN,
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uint16_t port = BLYNK_DEFAULT_PORT_SSL,
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const char* root_ca = BLYNK_DEFAULT_ROOT_CA)
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{
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connectWiFi(ssid, pass);
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config(auth, domain, port, root_ca);
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while(this->connect() != true) {}
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}
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void begin(const char* auth,
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const char* ssid,
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const char* pass,
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IPAddress ip,
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uint16_t port = BLYNK_DEFAULT_PORT_SSL,
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const char* root_ca = BLYNK_DEFAULT_ROOT_CA)
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{
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connectWiFi(ssid, pass);
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config(auth, ip, port, root_ca);
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while(this->connect() != true) {}
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}
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};
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static WiFiClientSecure _blynkWifiClient;
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static BlynkArduinoClientSecure<WiFiClientSecure> _blynkTransport(_blynkWifiClient);
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BlynkWifi<BlynkArduinoClientSecure<WiFiClientSecure> > Blynk(_blynkTransport);
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#include <BlynkWidgets.h>
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#endif
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