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Feature: MQTT add TLS authentication

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User asked for TLS client certificate based login from DTU to MQTT
server. This PR implements storage and use of x509 client certificate
and private key.

Signed-off-by: Martin Dummer <martin.dummer@gmx.net>
This commit is contained in:
Martin Dummer
2023-04-12 08:30:15 +02:00
parent 12d7349699
commit 971ae6d1be
13 changed files with 79 additions and 4 deletions
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6
src/Configuration.cpp
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@@ -65,6 +65,9 @@ bool ConfigurationClass::write()
JsonObject mqtt_tls = mqtt.createNestedObject("tls");
mqtt_tls["enabled"] = config.Mqtt_Tls;
mqtt_tls["root_ca_cert"] = config.Mqtt_RootCaCert;
mqtt_tls["certlogin"] = config.Mqtt_TlsCertLogin;
mqtt_tls["client_cert"] = config.Mqtt_ClientCert;
mqtt_tls["client_key"] = config.Mqtt_ClientKey;
JsonObject mqtt_hass = mqtt.createNestedObject("hass");
mqtt_hass["enabled"] = config.Mqtt_Hass_Enabled;
@@ -202,6 +205,9 @@ bool ConfigurationClass::read()
JsonObject mqtt_tls = mqtt["tls"];
config.Mqtt_Tls = mqtt_tls["enabled"] | MQTT_TLS;
strlcpy(config.Mqtt_RootCaCert, mqtt_tls["root_ca_cert"] | MQTT_ROOT_CA_CERT, sizeof(config.Mqtt_RootCaCert));
config.Mqtt_TlsCertLogin = mqtt_tls["certlogin"] | MQTT_TLSCERTLOGIN;
strlcpy(config.Mqtt_ClientCert, mqtt_tls["client_cert"] | MQTT_TLSCLIENTCERT, sizeof(config.Mqtt_ClientCert));
strlcpy(config.Mqtt_ClientKey, mqtt_tls["client_key"] | MQTT_TLSCLIENTKEY, sizeof(config.Mqtt_ClientKey));
JsonObject mqtt_hass = mqtt["hass"];
config.Mqtt_Hass_Enabled = mqtt_hass["enabled"] | MQTT_HASS_ENABLED;