OpenDTU-old/src/Configuration.cpp
2022-10-20 16:59:23 +02:00

395 lines
15 KiB
C++

// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (C) 2022 Thomas Basler and others
*/
#include "Configuration.h"
#include "defaults.h"
#include <ArduinoJson.h>
#include <LittleFS.h>
CONFIG_T config;
void ConfigurationClass::init()
{
memset(&config, 0x0, sizeof(config));
config.Cfg_SaveCount = 0;
config.Cfg_Version = CONFIG_VERSION;
// WiFi Settings
strlcpy(config.WiFi_Ssid, WIFI_SSID, sizeof(config.WiFi_Ssid));
strlcpy(config.WiFi_Password, WIFI_PASSWORD, sizeof(config.WiFi_Password));
config.WiFi_Dhcp = WIFI_DHCP;
strlcpy(config.WiFi_Hostname, APP_HOSTNAME, sizeof(config.WiFi_Hostname));
// NTP Settings
strlcpy(config.Ntp_Server, NTP_SERVER, sizeof(config.Ntp_Server));
strlcpy(config.Ntp_Timezone, NTP_TIMEZONE, sizeof(config.Ntp_Timezone));
strlcpy(config.Ntp_TimezoneDescr, NTP_TIMEZONEDESCR, sizeof(config.Ntp_TimezoneDescr));
// MqTT Settings
config.Mqtt_Enabled = MQTT_ENABLED;
strlcpy(config.Mqtt_Hostname, MQTT_HOST, sizeof(config.Mqtt_Hostname));
config.Mqtt_Port = MQTT_PORT;
strlcpy(config.Mqtt_Username, MQTT_USER, sizeof(config.Mqtt_Username));
strlcpy(config.Mqtt_Password, MQTT_PASSWORD, sizeof(config.Mqtt_Password));
strlcpy(config.Mqtt_Topic, MQTT_TOPIC, sizeof(config.Mqtt_Topic));
config.Mqtt_Retain = MQTT_RETAIN;
config.Mqtt_Tls = MQTT_TLS;
strlcpy(config.Mqtt_RootCaCert, MQTT_ROOT_CA_CERT, sizeof(config.Mqtt_RootCaCert));
strlcpy(config.Mqtt_LwtTopic, MQTT_LWT_TOPIC, sizeof(config.Mqtt_LwtTopic));
strlcpy(config.Mqtt_LwtValue_Online, MQTT_LWT_ONLINE, sizeof(config.Mqtt_LwtValue_Online));
strlcpy(config.Mqtt_LwtValue_Offline, MQTT_LWT_OFFLINE, sizeof(config.Mqtt_LwtValue_Offline));
config.Mqtt_PublishInterval = MQTT_PUBLISH_INTERVAL;
for (uint8_t i = 0; i < INV_MAX_COUNT; i++) {
config.Inverter[i].Serial = 0;
strlcpy(config.Inverter[i].Name, "", 0);
for (uint8_t c = 0; c < INV_MAX_CHAN_COUNT; c++) {
config.Inverter[0].MaxChannelPower[c] = 0;
}
}
config.Dtu_Serial = DTU_SERIAL;
config.Dtu_PollInterval = DTU_POLL_INTERVAL;
config.Dtu_PaLevel = DTU_PA_LEVEL;
config.Mqtt_Hass_Enabled = MQTT_HASS_ENABLED;
config.Mqtt_Hass_Expire = MQTT_HASS_EXPIRE;
config.Mqtt_Hass_Retain = MQTT_HASS_RETAIN;
strlcpy(config.Mqtt_Hass_Topic, MQTT_HASS_TOPIC, sizeof(config.Mqtt_Hass_Topic));
config.Mqtt_Hass_IndividualPanels = MQTT_HASS_INDIVIDUALPANELS;
strlcpy(config.Security_Password, ACCESS_POINT_PASSWORD, sizeof(config.Security_Password));
config.Vedirect_Enabled = VEDIRECT_ENABLED;
config.Vedirect_UpdatesOnly = VEDIRECT_UPDATESONLY;
config.Vedirect_PollInterval = VEDIRECT_POLL_INTERVAL;
}
bool ConfigurationClass::write()
{
File f = LittleFS.open(CONFIG_FILENAME_JSON, "w");
if (!f) {
return false;
}
config.Cfg_SaveCount++;
DynamicJsonDocument doc(JSON_BUFFER_SIZE);
JsonObject cfg = doc.createNestedObject("cfg");
cfg["version"] = config.Cfg_Version;
cfg["save_count"] = config.Cfg_SaveCount;
JsonObject wifi = doc.createNestedObject("wifi");
wifi["ssid"] = config.WiFi_Ssid;
wifi["password"] = config.WiFi_Password;
wifi["ip"] = IPAddress(config.WiFi_Ip).toString();
wifi["netmask"] = IPAddress(config.WiFi_Netmask).toString();
wifi["gateway"] = IPAddress(config.WiFi_Gateway).toString();
wifi["dns1"] = IPAddress(config.WiFi_Dns1).toString();
wifi["dns2"] = IPAddress(config.WiFi_Dns2).toString();
wifi["dhcp"] = config.WiFi_Dhcp;
wifi["hostname"] = config.WiFi_Hostname;
JsonObject ntp = doc.createNestedObject("ntp");
ntp["server"] = config.Ntp_Server;
ntp["timezone"] = config.Ntp_Timezone;
ntp["timezone_descr"] = config.Ntp_TimezoneDescr;
JsonObject mqtt = doc.createNestedObject("mqtt");
mqtt["enabled"] = config.Mqtt_Enabled;
mqtt["hostname"] = config.Mqtt_Hostname;
mqtt["port"] = config.Mqtt_Port;
mqtt["username"] = config.Mqtt_Username;
mqtt["password"] = config.Mqtt_Password;
mqtt["topic"] = config.Mqtt_Topic;
mqtt["retain"] = config.Mqtt_Retain;
mqtt["publish_invterval"] = config.Mqtt_PublishInterval;
JsonObject mqtt_lwt = mqtt.createNestedObject("lwt");
mqtt_lwt["topic"] = config.Mqtt_LwtTopic;
mqtt_lwt["value_online"] = config.Mqtt_LwtValue_Online;
mqtt_lwt["value_offline"] = config.Mqtt_LwtValue_Offline;
JsonObject mqtt_tls = mqtt.createNestedObject("tls");
mqtt_tls["enabled"] = config.Mqtt_Tls;
mqtt_tls["root_ca_cert"] = config.Mqtt_RootCaCert;
JsonObject mqtt_hass = mqtt.createNestedObject("hass");
mqtt_hass["enabled"] = config.Mqtt_Hass_Enabled;
mqtt_hass["retain"] = config.Mqtt_Hass_Retain;
mqtt_hass["topic"] = config.Mqtt_Hass_Topic;
mqtt_hass["individual_panels"] = config.Mqtt_Hass_IndividualPanels;
mqtt_hass["expire"] = config.Mqtt_Hass_Expire;
JsonObject dtu = doc.createNestedObject("dtu");
dtu["serial"] = config.Dtu_Serial;
dtu["poll_interval"] = config.Dtu_PollInterval;
dtu["pa_level"] = config.Dtu_PaLevel;
JsonObject security = doc.createNestedObject("security");
security["password"] = config.Security_Password;
JsonArray inverters = doc.createNestedArray("inverters");
for (uint8_t i = 0; i < INV_MAX_COUNT; i++) {
JsonObject inv = inverters.createNestedObject();
inv["serial"] = config.Inverter[i].Serial;
inv["name"] = config.Inverter[i].Name;
JsonArray channels = inv.createNestedArray("channels");
for (uint8_t c = 0; c < INV_MAX_CHAN_COUNT; c++) {
channels.add(config.Inverter[i].MaxChannelPower[c]);
}
}
JsonObject vedirect = doc.createNestedObject("vedirect");
vedirect["enabled"] = config.Vedirect_Enabled;
vedirect["updates_only"] = config.Vedirect_UpdatesOnly;
vedirect["poll_interval"] = config.Vedirect_PollInterval;
// Serialize JSON to file
if (serializeJson(doc, f) == 0) {
Serial.println("Failed to write file");
return false;
}
f.close();
return true;
}
bool ConfigurationClass::read()
{
if (!LittleFS.exists(CONFIG_FILENAME_JSON)) {
Serial.println("Converting binary config to json... ");
File f = LittleFS.open(CONFIG_FILENAME, "r");
if (!f) {
return false;
}
uint8_t* bytes = reinterpret_cast<uint8_t*>(&config);
for (unsigned int i = 0; i < sizeof(CONFIG_T); i++) {
bytes[i] = f.read();
}
f.close();
write();
Serial.println("done");
LittleFS.remove(CONFIG_FILENAME);
}
return readJson();
}
bool ConfigurationClass::readJson()
{
File f = LittleFS.open(CONFIG_FILENAME_JSON, "r", false);
if (!f) {
return false;
}
DynamicJsonDocument doc(JSON_BUFFER_SIZE);
// Deserialize the JSON document
DeserializationError error = deserializeJson(doc, f);
if (error) {
Serial.println(F("Failed to read file, using default configuration"));
}
JsonObject cfg = doc["cfg"];
config.Cfg_Version = cfg["version"] | CONFIG_VERSION;
config.Cfg_SaveCount = cfg["save_count"] | 0;
JsonObject wifi = doc["wifi"];
strlcpy(config.WiFi_Ssid, wifi["ssid"] | WIFI_SSID, sizeof(config.WiFi_Ssid));
strlcpy(config.WiFi_Password, wifi["password"] | WIFI_PASSWORD, sizeof(config.WiFi_Password));
strlcpy(config.WiFi_Hostname, wifi["hostname"] | APP_HOSTNAME, sizeof(config.WiFi_Hostname));
IPAddress wifi_ip;
wifi_ip.fromString(wifi["ip"] | "");
config.WiFi_Ip[0] = wifi_ip[0];
config.WiFi_Ip[1] = wifi_ip[1];
config.WiFi_Ip[2] = wifi_ip[2];
config.WiFi_Ip[3] = wifi_ip[3];
IPAddress wifi_netmask;
wifi_netmask.fromString(wifi["netmask"] | "");
config.WiFi_Netmask[0] = wifi_netmask[0];
config.WiFi_Netmask[1] = wifi_netmask[1];
config.WiFi_Netmask[2] = wifi_netmask[2];
config.WiFi_Netmask[3] = wifi_netmask[3];
IPAddress wifi_gateway;
wifi_gateway.fromString(wifi["gateway"] | "");
config.WiFi_Gateway[0] = wifi_gateway[0];
config.WiFi_Gateway[1] = wifi_gateway[1];
config.WiFi_Gateway[2] = wifi_gateway[2];
config.WiFi_Gateway[3] = wifi_gateway[3];
IPAddress wifi_dns1;
wifi_dns1.fromString(wifi["dns1"] | "");
config.WiFi_Dns1[0] = wifi_dns1[0];
config.WiFi_Dns1[1] = wifi_dns1[1];
config.WiFi_Dns1[2] = wifi_dns1[2];
config.WiFi_Dns1[3] = wifi_dns1[3];
IPAddress wifi_dns2;
wifi_dns2.fromString(wifi["dns2"] | "");
config.WiFi_Dns2[0] = wifi_dns2[0];
config.WiFi_Dns2[1] = wifi_dns2[1];
config.WiFi_Dns2[2] = wifi_dns2[2];
config.WiFi_Dns2[3] = wifi_dns2[3];
config.WiFi_Dhcp = wifi["dhcp"] | WIFI_DHCP;
JsonObject ntp = doc["ntp"];
strlcpy(config.Ntp_Server, ntp["server"] | NTP_SERVER, sizeof(config.Ntp_Server));
strlcpy(config.Ntp_Timezone, ntp["timezone"] | NTP_TIMEZONE, sizeof(config.Ntp_Timezone));
strlcpy(config.Ntp_TimezoneDescr, ntp["timezone_descr"] | NTP_TIMEZONEDESCR, sizeof(config.Ntp_TimezoneDescr));
JsonObject mqtt = doc["mqtt"];
config.Mqtt_Enabled = mqtt["enabled"] | MQTT_ENABLED;
strlcpy(config.Mqtt_Hostname, mqtt["hostname"] | MQTT_HOST, sizeof(config.Mqtt_Hostname));
config.Mqtt_Port = mqtt["port"] | MQTT_PORT;
strlcpy(config.Mqtt_Username, mqtt["username"] | MQTT_USER, sizeof(config.Mqtt_Username));
strlcpy(config.Mqtt_Password, mqtt["password"] | MQTT_PASSWORD, sizeof(config.Mqtt_Password));
strlcpy(config.Mqtt_Topic, mqtt["topic"] | MQTT_TOPIC, sizeof(config.Mqtt_Topic));
config.Mqtt_Retain = mqtt["retain"] | MQTT_RETAIN;
config.Mqtt_PublishInterval = mqtt["publish_invterval"] | MQTT_PUBLISH_INTERVAL;
JsonObject mqtt_lwt = mqtt["lwt"];
strlcpy(config.Mqtt_LwtTopic, mqtt_lwt["topic"] | MQTT_LWT_TOPIC, sizeof(config.Mqtt_LwtTopic));
strlcpy(config.Mqtt_LwtValue_Online, mqtt_lwt["value_online"] | MQTT_LWT_ONLINE, sizeof(config.Mqtt_LwtValue_Online));
strlcpy(config.Mqtt_LwtValue_Offline, mqtt_lwt["value_offline"] | MQTT_LWT_OFFLINE, sizeof(config.Mqtt_LwtValue_Offline));
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));
JsonObject mqtt_hass = mqtt["hass"];
config.Mqtt_Hass_Enabled = mqtt_hass["enabled"] | MQTT_HASS_ENABLED;
config.Mqtt_Hass_Retain = mqtt_hass["retain"] | MQTT_HASS_RETAIN;
config.Mqtt_Hass_Expire = mqtt_hass["expire"] | MQTT_HASS_EXPIRE;
config.Mqtt_Hass_IndividualPanels = mqtt_hass["individual_panels"] | MQTT_HASS_INDIVIDUALPANELS;
strlcpy(config.Mqtt_Hass_Topic, mqtt_hass["topic"] | MQTT_HASS_TOPIC, sizeof(config.Mqtt_Hass_Topic));
JsonObject dtu = doc["dtu"];
config.Dtu_Serial = dtu["serial"] | DTU_SERIAL;
config.Dtu_PollInterval = dtu["poll_interval"] | DTU_POLL_INTERVAL;
config.Dtu_PaLevel = dtu["pa_level"] | DTU_PA_LEVEL;
JsonObject security = doc["security"];
strlcpy(config.Security_Password, security["password"] | ACCESS_POINT_PASSWORD, sizeof(config.Security_Password));
JsonArray inverters = doc["inverters"];
for (uint8_t i = 0; i < INV_MAX_COUNT; i++) {
JsonObject inv = inverters[i].as<JsonObject>();
config.Inverter[i].Serial = inv["serial"] | 0ULL;
strlcpy(config.Inverter[i].Name, inv["name"] | "", sizeof(config.Inverter[i].Name));
JsonArray channels = inv["channels"];
for (uint8_t c = 0; c < INV_MAX_CHAN_COUNT; c++) {
config.Inverter[i].MaxChannelPower[c] = channels[c];
}
}
JsonObject vedirect = doc["vedirect"];
config.Vedirect_Enabled = vedirect["enabled"] | VEDIRECT_ENABLED;
config.Vedirect_UpdatesOnly = vedirect["updates_only"] | VEDIRECT_UPDATESONLY;
config.Vedirect_PollInterval = vedirect["poll_interval"] | VEDIRECT_POLL_INTERVAL;
f.close();
return true;
}
void ConfigurationClass::migrate()
{
if (config.Cfg_Version < 0x00010400) {
strlcpy(config.Ntp_Server, NTP_SERVER, sizeof(config.Ntp_Server));
strlcpy(config.Ntp_Timezone, NTP_TIMEZONE, sizeof(config.Ntp_Timezone));
strlcpy(config.Ntp_TimezoneDescr, NTP_TIMEZONEDESCR, sizeof(config.Ntp_TimezoneDescr));
}
if (config.Cfg_Version < 0x00010500) {
config.Mqtt_Enabled = MQTT_ENABLED;
strlcpy(config.Mqtt_Hostname, MQTT_HOST, sizeof(config.Mqtt_Hostname));
config.Mqtt_Port = MQTT_PORT;
strlcpy(config.Mqtt_Username, MQTT_USER, sizeof(config.Mqtt_Username));
strlcpy(config.Mqtt_Password, MQTT_PASSWORD, sizeof(config.Mqtt_Password));
strlcpy(config.Mqtt_Topic, MQTT_TOPIC, sizeof(config.Mqtt_Topic));
}
if (config.Cfg_Version < 0x00010600) {
config.Mqtt_Retain = MQTT_RETAIN;
}
if (config.Cfg_Version < 0x00010700) {
strlcpy(config.Mqtt_LwtTopic, MQTT_LWT_TOPIC, sizeof(config.Mqtt_LwtTopic));
strlcpy(config.Mqtt_LwtValue_Online, MQTT_LWT_ONLINE, sizeof(config.Mqtt_LwtValue_Online));
strlcpy(config.Mqtt_LwtValue_Offline, MQTT_LWT_OFFLINE, sizeof(config.Mqtt_LwtValue_Offline));
}
if (config.Cfg_Version < 0x00010800) {
for (uint8_t i = 0; i < INV_MAX_COUNT; i++) {
config.Inverter[i].Serial = 0;
strlcpy(config.Inverter[i].Name, "", 0);
}
}
if (config.Cfg_Version < 0x00010900) {
config.Dtu_Serial = DTU_SERIAL;
config.Dtu_PollInterval = DTU_POLL_INTERVAL;
config.Dtu_PaLevel = DTU_PA_LEVEL;
}
if (config.Cfg_Version < 0x00011000) {
config.Mqtt_PublishInterval = MQTT_PUBLISH_INTERVAL;
}
if (config.Cfg_Version < 0x00011100) {
init(); // Config will be completly incompatible after this update
}
if (config.Cfg_Version < 0x00011200) {
config.Mqtt_Hass_Enabled = MQTT_HASS_ENABLED;
config.Mqtt_Hass_Retain = MQTT_HASS_RETAIN;
strlcpy(config.Mqtt_Hass_Topic, MQTT_HASS_TOPIC, sizeof(config.Mqtt_Hass_Topic));
config.Mqtt_Hass_IndividualPanels = MQTT_HASS_INDIVIDUALPANELS;
}
if (config.Cfg_Version < 0x00011300) {
config.Mqtt_Tls = MQTT_TLS;
strlcpy(config.Mqtt_RootCaCert, MQTT_ROOT_CA_CERT, sizeof(config.Mqtt_RootCaCert));
config.Vedirect_Enabled = VEDIRECT_ENABLED;
config.Vedirect_UpdatesOnly = VEDIRECT_UPDATESONLY;
config.Vedirect_PollInterval = VEDIRECT_POLL_INTERVAL;
}
if (config.Cfg_Version < 0x00011400) {
strlcpy(config.Mqtt_Hostname, config.Mqtt_Hostname_Short, sizeof(config.Mqtt_Hostname_Short));
}
if (config.Cfg_Version < 0x00011500) {
config.Mqtt_Hass_Expire = MQTT_HASS_EXPIRE;
}
if (config.Cfg_Version < 0x00011600) {
strlcpy(config.Security_Password, ACCESS_POINT_PASSWORD, sizeof(config.Security_Password));
}
config.Cfg_Version = CONFIG_VERSION;
write();
}
CONFIG_T& ConfigurationClass::get()
{
return config;
}
INVERTER_CONFIG_T* ConfigurationClass::getFreeInverterSlot()
{
for (uint8_t i = 0; i < INV_MAX_COUNT; i++) {
if (config.Inverter[i].Serial == 0) {
return &config.Inverter[i];
}
}
return NULL;
}
ConfigurationClass Configuration;