bissen21/ESP32_RGB_Wifi
1
0
Fork 0
Code Issues 2 Pull Requests Projects Releases Wiki Activity

Configure MQTT from SD card

Browse Source
This commit is contained in:
Adam Bissen 2021-05-23 15:38:14 -05:00
parent 1988b2957b
commit 5849638f1c
1 changed files with 34 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

43
src/main.cpp
View File

@ -21,6 +21,23 @@ struct wifi_config_struct
wifi_config_struct wifi_config; wifi_config_struct wifi_config;
struct mqtt_topic_struct
{
char title[32];
char topic[64];
char unit[16];
};
mqtt_topic_struct mqtt_topics;
struct mqtt_config_struct
{
char server[24];
unsigned int port;
char clientID[16];
};
mqtt_config_struct mqtt_config;
// Load configuration file from SD card // Load configuration file from SD card
void loadconfig(const char* filename) { void loadconfig(const char* filename) {
@ -30,20 +47,28 @@ void loadconfig(const char* filename) {
StaticJsonDocument<512> jsonBuffer; StaticJsonDocument<512> jsonBuffer;
DeserializationError error = deserializeJson(jsonBuffer, file); DeserializationError error = deserializeJson(jsonBuffer, file);
file.close();
if (error) { if (error) {
Serial.print(F("Unable to deserialize JSON config file.")); Serial.print(F("Unable to deserialize JSON config file."));
Serial.println(error.f_str()); Serial.println(error.f_str());
} else { return;
strcpy(wifi_config.ssid, jsonBuffer["wifi"]["ssid"] | "defualtSSID");
strcpy(wifi_config.password, jsonBuffer["wifi"]["password"] | "");
strcpy(wifi_config.ip, jsonBuffer["wifi"]["ip"] | "");
strcpy(wifi_config.mask, jsonBuffer["wifi"]["mask"] | "");
strcpy(wifi_config.gateway, jsonBuffer["wifi"]["gateway"] | "");
strcpy(wifi_config.dns1, jsonBuffer["wifi"]["dns1"] | "");
strcpy(wifi_config.dns2, jsonBuffer["wifi"]["dns2"] | "");
} }
file.close(); JsonObject wifi = jsonBuffer["wifi"];
strcpy(wifi_config.ssid, wifi["ssid"] | "defualtSSID");
strcpy(wifi_config.password, wifi["password"] | "");
strcpy(wifi_config.ip, wifi["ip"] | "");
strcpy(wifi_config.mask, wifi["mask"] | "");
strcpy(wifi_config.gateway, wifi["gateway"] | "");
strcpy(wifi_config.dns1, wifi["dns1"] | "");
strcpy(wifi_config.dns2, wifi["dns2"] | "");
JsonObject mqtt = jsonBuffer["mqtt"];
strcpy(mqtt_config.server, mqtt["server"] | "");
strcpy(mqtt_config.clientID, mqtt["clientID"] | "");
mqtt_config.port = mqtt["port"];
} }