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basichttpsclient example: fingerprint handled by update scripts#8311

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Merged
d-a-v merged 6 commits intoesp8266:masterfromd-a-v:cert4basichttpsclient
Mar 6, 2023
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Original file line numberDiff line numberDiff line change
Expand Up@@ -9,12 +9,15 @@

#include <ESP8266WiFi.h>
#include <ESP8266WiFiMulti.h>

#include <ESP8266HTTPClient.h>

#include <WiFiClientSecureBearSSL.h>
// Fingerprint for demo URL, expires on June 2, 2021, needs to be updated well before this date
const uint8_t fingerprint[20] = { 0x40, 0xaf, 0x00, 0x6b, 0xec, 0x90, 0x22, 0x41, 0x8e, 0xa3, 0xad, 0xfa, 0x1a, 0xe8, 0x25, 0x41, 0x1d, 0x1a, 0x54, 0xb3 };

#include "certs.h"

#ifndef STASSID
#define STASSID "your-ssid"
#define STAPSK "your-password"
#endif

ESP8266WiFiMulti WiFiMulti;

Expand All@@ -27,14 +30,9 @@ void setup() {
Serial.println();
Serial.println();

for (uint8_t t = 4; t > 0; t--) {
Serial.printf("[SETUP] WAIT %d...\n", t);
Serial.flush();
delay(1000);
}

WiFi.mode(WIFI_STA);
WiFiMulti.addAP("SSID", "PASSWORD");
WiFiMulti.addAP(STASSID, STAPSK);
Serial.println("setup() done connecting to ssid '" STASSID "'");
}

void loop() {
Expand All@@ -43,14 +41,14 @@ void loop() {

std::unique_ptr<BearSSL::WiFiClientSecure> client(new BearSSL::WiFiClientSecure);

client->setFingerprint(fingerprint);
client->setFingerprint(fingerprint_sni_cloudflaressl_com);
// Or, if you happy to ignore the SSL certificate, then use the following line instead:
// client->setInsecure();

HTTPClient https;

Serial.print("[HTTPS] begin...\n");
if (https.begin(*client,"https://jigsaw.w3.org/HTTP/connection.html")) { // HTTPS
if (https.begin(*client,jigsaw_host, jigsaw_port)) { // HTTPS

Serial.print("[HTTPS] GET...\n");
// start connection and send HTTP header
Expand Down
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Original file line numberDiff line numberDiff line change
@@ -0,0 +1,2 @@
cd ${0%/*} 2>/dev/null
python3 ../../../../tools/cert.py -s jigsaw.w3.org -n jigsaw > certs.h
58 changes: 58 additions & 0 deletionslibraries/ESP8266HTTPClient/examples/BasicHttpsClient/certs.h
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Original file line numberDiff line numberDiff line change
@@ -0,0 +1,58 @@

// this file is autogenerated - any modification will be overwritten
// unused symbols will not be linked in the final binary
// generated on 2023-02-08 22:18:50
// by ['../../../../tools/cert.py', '-s', 'jigsaw.w3.org', '-n', 'jigsaw']

#pragma once

////////////////////////////////////////////////////////////
// certificate chain for jigsaw.w3.org:443

const char* jigsaw_host = "jigsaw.w3.org";
const uint16_t jigsaw_port = 443;

// CN: sni.cloudflaressl.com => name: sni_cloudflaressl_com
// not valid before: 2022-03-17 00:00:00
// not valid after: 2023-03-16 23:59:59
const char fingerprint_sni_cloudflaressl_com [] PROGMEM = "29:c7:3d:b3:50:36:83:0b:90:c1:9c:e0:ef:71:72:b1:3f:c7:31:e1";
const char pubkey_sni_cloudflaressl_com [] PROGMEM = R"PUBKEY(
-----BEGIN PUBLIC KEY-----
MFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAEYnkGDyrIltjRnxoVdy/xgndo+WGM
OASzs2hHeCjbJ1KplKJc/ciKXCWq/4+pTzSiVgTFhRmCdLcU1Fa05YFNQQ==
-----END PUBLIC KEY-----
)PUBKEY";

// http://cacerts.digicert.com/CloudflareIncECCCA-3.crt
// CN: Cloudflare Inc ECC CA-3 => name: Cloudflare_Inc_ECC_CA_3
// not valid before: 2020-01-27 12:48:08
// not valid after: 2024-12-31 23:59:59
const char cert_Cloudflare_Inc_ECC_CA_3 [] PROGMEM = R"CERT(
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----
)CERT";

// end of certificate chain for jigsaw.w3.org:443
////////////////////////////////////////////////////////////

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