mirror of https://github.com/arendst/Tasmota.git
Added option for checking mqtt tls against root ca
Signed-off-by: Frank Meies <19324766+fmeies@users.noreply.github.com>
This commit is contained in:
Frank Meies
parent
62c3dfa27b
commit
435b3afde7
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@ -248,6 +248,80 @@
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// -- MQTT - TLS ----------------------------------
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// !!! TLS uses a LOT OF MEMORY so be careful to enable other options at the same time !!!
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//#define USE_MQTT_TLS // Use TLS for MQTT connection (+53k code, +15k mem)
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//#define USE_MQTT_TLS_ROOTCERT
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#define MQTT_TLS_ROOT_CA_LENGTH 846 // Letsencrypt
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#define MQTT_TLS_ROOT_CA { \
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0x24, 0x31, 0x85, 0xa2, 0xa8, 0x02, 0x5a, 0x30, 0x47, 0xe1, 0xdd, 0x50, \
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0x07, 0xbc, 0x02, 0x09, 0x90, 0x00, 0xeb, 0x64, 0x63, 0x60, 0x9b, 0x16, \
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0xbc, 0x88, 0xc9, 0x12, 0xe6, 0xd2, 0x7d, 0x91, 0x8b, 0xf9, 0x3d, 0x32, \
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0x8d, 0x65, 0xb4, 0xe9, 0x7c, 0xb1, 0x57, 0x76, 0xea, 0xc5, 0xb6, 0x28, \
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0x39, 0xbf, 0x15, 0x65, 0x1c, 0xc8, 0xf6, 0x77, 0x96, 0x6a, 0x0a, 0x8d, \
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0x77, 0x0b, 0xd8, 0x91, 0x0b, 0x04, 0x8e, 0x07, 0xdb, 0x29, 0xb6, 0x0a, \
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0xee, 0x9d, 0x82, 0x35, 0x35, 0x10 }
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// -- KNX IP Protocol -----------------------------
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//#define USE_KNX // Enable KNX IP Protocol Support (+9.4k code, +3k7 mem)
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@ -467,6 +467,15 @@ boolean MqttCheckTls(void)
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Settings.mqtt_host, Settings.mqtt_port, mqtt_retry_counter);
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AddLog(LOG_LEVEL_DEBUG);
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} else {
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#ifdef USE_MQTT_TLS_ROOTCERT
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unsigned char tls_root_ca[] = MQTT_TLS_ROOT_CA;
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if(EspClient.setCACert(tls_root_ca, MQTT_TLS_ROOT_CA_LENGTH)) {
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if (EspClient.verifyCertChain(Settings.mqtt_host)) {
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AddLog_P(LOG_LEVEL_INFO, S_LOG_MQTT, PSTR(D_VERIFIED "CA"));
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result = true;
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}
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}
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#else
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if (EspClient.verify(fingerprint1, Settings.mqtt_host)) {
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AddLog_P(LOG_LEVEL_INFO, S_LOG_MQTT, PSTR(D_VERIFIED "1"));
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result = true;
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@ -475,6 +484,7 @@ boolean MqttCheckTls(void)
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AddLog_P(LOG_LEVEL_INFO, S_LOG_MQTT, PSTR(D_VERIFIED "2"));
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result = true;
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}
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#endif
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}
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if (!result) AddLog_P(LOG_LEVEL_INFO, S_LOG_MQTT, PSTR(D_FAILED));
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EspClient.stop();
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