Добавлены библиотеки для работы с MQTT

libraries/async-mqtt-client/scripts/get-fingerprint/get-fingerprint.py

@@ -0,0 +1,28 @@
+#!/usr/bin/env python
+
+import argparse
+import ssl
+import hashlib
+
+parser = argparse.ArgumentParser(description='Compute SSL/TLS fingerprints.')
+parser.add_argument('--host', required=True)
+parser.add_argument('--port', default=8883)
+
+args = parser.parse_args()
+print(args.host)
+
+cert_pem = ssl.get_server_certificate((args.host, args.port))
+cert_der = ssl.PEM_cert_to_DER_cert(cert_pem)
+
+md5 = hashlib.md5(cert_der).hexdigest()
+sha1 = hashlib.sha1(cert_der).hexdigest()
+sha256 = hashlib.sha256(cert_der).hexdigest()
+print("MD5: " + md5)
+print("SHA1: " + sha1)
+print("SHA256: " + sha256)
+
+print("\nSHA1 as array initializer:")
+print("const uint8_t fingerprint[] = {0x" + ", 0x".join([sha1[i:i+2] for i in range(0, len(sha1), 2)]) + "};")
+
+print("\nSHA1 as function call:")
+print("mqttClient.addServerFingerprint((const uint8_t[]){0x" + ", 0x".join([sha1[i:i+2] for i in range(0, len(sha1), 2)]) + "});")