ESP32-PaxCounter/src/configmanager.cpp
2018-03-31 23:30:32 +02:00

286 lines
9.9 KiB
C++

/* configmanager persists runtime configuration using NVRAM of ESP32*/
#include "main.h"
#include "globals.h"
#include <nvs.h>
#include <nvs_flash.h>
// Local logging tag
static const char *TAG = "configmanager";
nvs_handle my_handle;
esp_err_t err;
// defined in antenna.cpp
#ifdef HAS_ANTENNA_SWITCH
void antenna_select(const int8_t _ant);
#endif
// populate cfg vars with factory settings
void defaultConfig() {
cfg.lorasf = LORASFDEFAULT; // 7-12, initial lora spreadfactor defined in main.h
cfg.txpower = 15; // 2-15, lora tx power
cfg.adrmode = 1; // 0=disabled, 1=enabled
cfg.screensaver = 0; // 0=disabled, 1=enabled
cfg.screenon = 1; // 0=disbaled, 1=enabled
cfg.countermode = 0; // 0=cyclic, 1=cumulative, 2=cyclic confirmed
cfg.rssilimit = 0; // threshold for rssilimiter, negative value!
cfg.wifiscancycle = SEND_SECS; // wifi scan cycle [seconds/2]
cfg.wifichancycle = WIFI_CHANNEL_SWITCH_INTERVAL; // wifi channel switch cycle [seconds/100]
cfg.blescancycle = BLESCANTIME; // BLE scan cycle [seconds]
cfg.blescan = 0; // 0=disabled, 1=enabled
cfg.wifiant = 0; // 0=internal, 1=external (for LoPy/LoPy4)
cfg.rgblum = RGBLUMINOSITY; // RGB Led luminosity (0 100%)
strncpy( cfg.version, PROGVERSION, sizeof(cfg.version)-1 );
}
void open_storage() {
err = nvs_flash_init();
if (err == ESP_ERR_NVS_NO_FREE_PAGES) {
// NVS partition was truncated and needs to be erased
// Retry nvs_flash_init
ESP_ERROR_CHECK(nvs_flash_erase());
err = nvs_flash_init();
}
ESP_ERROR_CHECK( err );
// Open
ESP_LOGI(TAG, "Opening NVS");
err = nvs_open("config", NVS_READWRITE, &my_handle);
if (err != ESP_OK)
ESP_LOGI(TAG, "Error (%d) opening NVS handle", err);
else
ESP_LOGI(TAG, "Done");
}
// erase all keys and values in NVRAM
void eraseConfig() {
ESP_LOGI(TAG, "Clearing settings in NVS");
open_storage();
if (err == ESP_OK) {
nvs_erase_all(my_handle);
nvs_commit(my_handle);
nvs_close(my_handle);
ESP_LOGI(TAG, "Done");}
else {
ESP_LOGW(TAG, "NVS erase failed"); }
}
// save current configuration from RAM to NVRAM
void saveConfig() {
ESP_LOGI(TAG, "Storing settings in NVS");
open_storage();
if (err == ESP_OK) {
int8_t flash8 = 0;
int16_t flash16 = 0;
size_t required_size;
char storedversion[10];
if( nvs_get_str(my_handle, "version", storedversion, &required_size) != ESP_OK || strcmp(storedversion, cfg.version) != 0 )
nvs_set_str(my_handle, "version", cfg.version);
if( nvs_get_i8(my_handle, "lorasf", &flash8) != ESP_OK || flash8 != cfg.lorasf )
nvs_set_i8(my_handle, "lorasf", cfg.lorasf);
if( nvs_get_i8(my_handle, "txpower", &flash8) != ESP_OK || flash8 != cfg.txpower )
nvs_set_i8(my_handle, "txpower", cfg.txpower);
if( nvs_get_i8(my_handle, "adrmode", &flash8) != ESP_OK || flash8 != cfg.adrmode )
nvs_set_i8(my_handle, "adrmode", cfg.adrmode);
if( nvs_get_i8(my_handle, "screensaver", &flash8) != ESP_OK || flash8 != cfg.screensaver )
nvs_set_i8(my_handle, "screensaver", cfg.screensaver);
if( nvs_get_i8(my_handle, "screenon", &flash8) != ESP_OK || flash8 != cfg.screenon )
nvs_set_i8(my_handle, "screenon", cfg.screenon);
if( nvs_get_i8(my_handle, "countermode", &flash8) != ESP_OK || flash8 != cfg.countermode )
nvs_set_i8(my_handle, "countermode", cfg.countermode);
if( nvs_get_i8(my_handle, "wifiscancycle", &flash8) != ESP_OK || flash8 != cfg.wifiscancycle )
nvs_set_i8(my_handle, "wifiscancycle", cfg.wifiscancycle);
if( nvs_get_i8(my_handle, "wifichancycle", &flash8) != ESP_OK || flash8 != cfg.wifichancycle )
nvs_set_i8(my_handle, "wifichancycle", cfg.wifichancycle);
if( nvs_get_i8(my_handle, "blescancycle", &flash8) != ESP_OK || flash8 != cfg.blescancycle )
nvs_set_i8(my_handle, "blescancycle", cfg.blescancycle);
if( nvs_get_i8(my_handle, "blescanmode", &flash8) != ESP_OK || flash8 != cfg.blescan )
nvs_set_i8(my_handle, "blescanmode", cfg.blescan);
if( nvs_get_i8(my_handle, "wifiant", &flash8) != ESP_OK || flash8 != cfg.wifiant )
nvs_set_i8(my_handle, "wifiant", cfg.wifiant);
if( nvs_get_i8(my_handle, "rgblum", &flash8) != ESP_OK || flash8 != cfg.rgblum )
nvs_set_i8(my_handle, "rgblum", cfg.rgblum);
if( nvs_get_i16(my_handle, "rssilimit", &flash16) != ESP_OK || flash16 != cfg.rssilimit )
nvs_set_i16(my_handle, "rssilimit", cfg.rssilimit);
err = nvs_commit(my_handle);
nvs_close(my_handle);
if ( err == ESP_OK ) {
ESP_LOGI(TAG, "Done");
} else {
ESP_LOGW(TAG, "NVS config write failed");
}
} else {
ESP_LOGW(TAG, "Error (%d) opening NVS handle", err);
}
}
// set and save cfg.version
void migrateVersion() {
sprintf(cfg.version, "%s", PROGVERSION);
ESP_LOGI(TAG, "version set to %s", cfg.version);
saveConfig();
}
// load configuration from NVRAM into RAM and make it current
void loadConfig() {
defaultConfig(); // start with factory settings
ESP_LOGI(TAG, "Reading settings from NVS");
open_storage();
if (err != ESP_OK) {
ESP_LOGW(TAG,"Error (%d) opening NVS handle, storing defaults", err);
saveConfig(); } // saves factory settings to NVRAM
else {
int8_t flash8 = 0;
int16_t flash16 = 0;
size_t required_size;
// check if configuration stored in NVRAM matches PROGVERSION
if( nvs_get_str(my_handle, "version", NULL, &required_size) == ESP_OK ) {
nvs_get_str(my_handle, "version", cfg.version, &required_size);
ESP_LOGI(TAG, "NVRAM settings version = %s", cfg.version);
if (strcmp(cfg.version, PROGVERSION)) {
ESP_LOGI(TAG, "migrating NVRAM settings to new version %s", PROGVERSION);
nvs_close(my_handle);
migrateVersion();
}
} else {
ESP_LOGI(TAG, "new version %s, deleting NVRAM settings", PROGVERSION);
nvs_close(my_handle);
eraseConfig();
migrateVersion();
}
// overwrite defaults with valid values from NVRAM
if( nvs_get_i8(my_handle, "lorasf", &flash8) == ESP_OK ) {
cfg.lorasf = flash8;
ESP_LOGI(TAG, "lorasf = %i", flash8);
} else {
ESP_LOGI(TAG, "lorasf set to default %i", cfg.lorasf);
saveConfig();
}
if( nvs_get_i8(my_handle, "txpower", &flash8) == ESP_OK ) {
cfg.txpower = flash8;
ESP_LOGI(TAG, "txpower = %i", flash8);
} else {
ESP_LOGI(TAG, "txpower set to default %i", cfg.txpower);
saveConfig();
}
if( nvs_get_i8(my_handle, "adrmode", &flash8) == ESP_OK ) {
cfg.adrmode = flash8;
ESP_LOGI(TAG, "adrmode = %i", flash8);
} else {
ESP_LOGI(TAG, "adrmode set to default %i", cfg.adrmode);
saveConfig();
}
if( nvs_get_i8(my_handle, "screensaver", &flash8) == ESP_OK ) {
cfg.screensaver = flash8;
ESP_LOGI(TAG, "screensaver = %i", flash8);
} else {
ESP_LOGI(TAG, "screensaver set to default %i", cfg.screensaver);
saveConfig();
}
if( nvs_get_i8(my_handle, "screenon", &flash8) == ESP_OK ) {
cfg.screenon = flash8;
ESP_LOGI(TAG, "screenon = %i", flash8);
} else {
ESP_LOGI(TAG, "screenon set to default %i", cfg.screenon);
saveConfig();
}
if( nvs_get_i8(my_handle, "countermode", &flash8) == ESP_OK ) {
cfg.countermode = flash8;
ESP_LOGI(TAG, "countermode = %i", flash8);
} else {
ESP_LOGI(TAG, "countermode set to default %i", cfg.countermode);
saveConfig();
}
if( nvs_get_i8(my_handle, "wifiscancycle", &flash8) == ESP_OK ) {
cfg.wifiscancycle = flash8;
ESP_LOGI(TAG, "wifiscancycle = %i", flash8);
} else {
ESP_LOGI(TAG, "WIFI scan cycle set to default %i", cfg.wifiscancycle);
saveConfig();
}
if( nvs_get_i8(my_handle, "wifichancycle", &flash8) == ESP_OK ) {
cfg.wifichancycle = flash8;
ESP_LOGI(TAG, "wifichancycle = %i", flash8);
} else {
ESP_LOGI(TAG, "WIFI channel cycle set to default %i", cfg.wifichancycle);
saveConfig();
}
if( nvs_get_i8(my_handle, "wifiant", &flash8) == ESP_OK ) {
cfg.wifiant = flash8;
ESP_LOGI(TAG, "wifiantenna = %i", flash8);
} else {
ESP_LOGI(TAG, "WIFI antenna switch set to default %i", cfg.wifiant);
saveConfig();
}
if( nvs_get_i8(my_handle, "rgblum", &flash8) == ESP_OK ) {
cfg.rgblum = flash8;
ESP_LOGI(TAG, "rgbluminosity = %i", flash8);
} else {
ESP_LOGI(TAG, "RGB luminosity set to default %i", cfg.rgblum);
saveConfig();
}
if( nvs_get_i8(my_handle, "blescancycle", &flash8) == ESP_OK ) {
cfg.blescancycle = flash8;
ESP_LOGI(TAG, "blescancycle = %i", flash8);
} else {
ESP_LOGI(TAG, "BLEscan cycle set to default %i", cfg.blescancycle);
saveConfig();
}
if( nvs_get_i8(my_handle, "blescanmode", &flash8) == ESP_OK ) {
cfg.blescan = flash8;
ESP_LOGI(TAG, "BLEscanmode = %i", flash8);
} else {
ESP_LOGI(TAG, "BLEscanmode set to default %i", cfg.blescan);
saveConfig();
}
if( nvs_get_i16(my_handle, "rssilimit", &flash16) == ESP_OK ) {
cfg.rssilimit = flash16;
ESP_LOGI(TAG, "rssilimit = %i", flash16);
} else {
ESP_LOGI(TAG, "rssilimit set to default %i", cfg.rssilimit);
saveConfig();
}
nvs_close(my_handle);
ESP_LOGI(TAG, "Done");
// put actions to be triggered on loaded config here
u8x8.setPowerSave(!cfg.screenon); // set display on/off
#ifdef HAS_ANTENNA_SWITCH // set antenna type, if device has one
antenna_select(cfg.wifiant);
#endif
}
}