OpenDTU/src/MqttHandleInverter.cpp

271 lines
10 KiB
C++

// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (C) 2022-2024 Thomas Basler and others
*/
#include "MqttHandleInverter.h"
#include "MessageOutput.h"
#include "MqttSettings.h"
#include <ctime>
#define PUBLISH_MAX_INTERVAL 60000
MqttHandleInverterClass MqttHandleInverter;
MqttHandleInverterClass::MqttHandleInverterClass()
: _loopTask(TASK_IMMEDIATE, TASK_FOREVER, std::bind(&MqttHandleInverterClass::loop, this))
{
}
void MqttHandleInverterClass::init(Scheduler& scheduler)
{
subscribeTopics();
scheduler.addTask(_loopTask);
_loopTask.setInterval(Configuration.get().Mqtt.PublishInterval * TASK_SECOND);
_loopTask.enable();
}
void MqttHandleInverterClass::loop()
{
_loopTask.setInterval(Configuration.get().Mqtt.PublishInterval * TASK_SECOND);
if (!MqttSettings.getConnected() || !Hoymiles.isAllRadioIdle()) {
_loopTask.forceNextIteration();
return;
}
// Loop all inverters
for (uint8_t i = 0; i < Hoymiles.getNumInverters(); i++) {
auto inv = Hoymiles.getInverterByPos(i);
const String subtopic = inv->serialString();
// Name
MqttSettings.publish(subtopic + "/name", inv->name());
// Radio Statistics
MqttSettings.publish(subtopic + "/radio/tx_request", String(inv->RadioStats.TxRequestData));
MqttSettings.publish(subtopic + "/radio/tx_re_request", String(inv->RadioStats.TxReRequestFragment));
MqttSettings.publish(subtopic + "/radio/rx_success", String(inv->RadioStats.RxSuccess));
MqttSettings.publish(subtopic + "/radio/rx_fail_nothing", String(inv->RadioStats.RxFailNoAnswer));
MqttSettings.publish(subtopic + "/radio/rx_fail_partial", String(inv->RadioStats.RxFailPartialAnswer));
MqttSettings.publish(subtopic + "/radio/rx_fail_corrupt", String(inv->RadioStats.RxFailCorruptData));
MqttSettings.publish(subtopic + "/radio/rssi", String(inv->getLastRssi()));
if (inv->DevInfo()->getLastUpdate() > 0) {
// Bootloader Version
MqttSettings.publish(subtopic + "/device/bootloaderversion", String(inv->DevInfo()->getFwBootloaderVersion()));
// Firmware Version
MqttSettings.publish(subtopic + "/device/fwbuildversion", String(inv->DevInfo()->getFwBuildVersion()));
// Firmware Build DateTime
MqttSettings.publish(subtopic + "/device/fwbuilddatetime", inv->DevInfo()->getFwBuildDateTimeStr());
// Hardware part number
MqttSettings.publish(subtopic + "/device/hwpartnumber", String(inv->DevInfo()->getHwPartNumber()));
// Hardware version
MqttSettings.publish(subtopic + "/device/hwversion", inv->DevInfo()->getHwVersion());
}
if (inv->SystemConfigPara()->getLastUpdate() > 0) {
// Limit
MqttSettings.publish(subtopic + "/status/limit_relative", String(inv->SystemConfigPara()->getLimitPercent()));
uint16_t maxpower = inv->DevInfo()->getMaxPower();
if (maxpower > 0) {
MqttSettings.publish(subtopic + "/status/limit_absolute", String(inv->SystemConfigPara()->getLimitPercent() * maxpower / 100));
}
}
MqttSettings.publish(subtopic + "/status/reachable", String(inv->isReachable()));
MqttSettings.publish(subtopic + "/status/producing", String(inv->isProducing()));
if (inv->Statistics()->getLastUpdate() > 0) {
MqttSettings.publish(subtopic + "/status/last_update", String(std::time(0) - (millis() - inv->Statistics()->getLastUpdate()) / 1000));
} else {
MqttSettings.publish(subtopic + "/status/last_update", String(0));
}
const uint32_t lastUpdateInternal = inv->Statistics()->getLastUpdateFromInternal();
if (inv->Statistics()->getLastUpdate() > 0 && (lastUpdateInternal != _lastPublishStats[i])) {
_lastPublishStats[i] = lastUpdateInternal;
// Loop all channels
for (auto& t : inv->Statistics()->getChannelTypes()) {
for (auto& c : inv->Statistics()->getChannelsByType(t)) {
if (t == TYPE_DC) {
INVERTER_CONFIG_T* inv_cfg = Configuration.getInverterConfig(inv->serial());
if (inv_cfg != nullptr) {
// TODO(tbnobody)
MqttSettings.publish(inv->serialString() + "/" + String(static_cast<uint8_t>(c) + 1) + "/name", inv_cfg->channel[c].Name);
}
}
for (uint8_t f = 0; f < sizeof(_publishFields) / sizeof(FieldId_t); f++) {
publishField(inv, t, c, _publishFields[f]);
}
}
}
}
yield();
}
}
void MqttHandleInverterClass::publishField(std::shared_ptr<InverterAbstract> inv, const ChannelType_t type, const ChannelNum_t channel, const FieldId_t fieldId)
{
const String topic = getTopic(inv, type, channel, fieldId);
if (topic == "") {
return;
}
MqttSettings.publish(topic, inv->Statistics()->getChannelFieldValueString(type, channel, fieldId));
}
String MqttHandleInverterClass::getTopic(std::shared_ptr<InverterAbstract> inv, const ChannelType_t type, const ChannelNum_t channel, const FieldId_t fieldId)
{
if (!inv->Statistics()->hasChannelFieldValue(type, channel, fieldId)) {
return "";
}
String chanName;
if (type == TYPE_INV && fieldId == FLD_PDC) {
chanName = "powerdc";
} else {
chanName = inv->Statistics()->getChannelFieldName(type, channel, fieldId);
chanName.toLowerCase();
}
String chanNum;
if (type == TYPE_DC) {
// TODO(tbnobody)
chanNum = static_cast<uint8_t>(channel) + 1;
} else {
chanNum = channel;
}
return inv->serialString() + "/" + chanNum + "/" + chanName;
}
void MqttHandleInverterClass::onMqttMessage(Topic t, const espMqttClientTypes::MessageProperties& properties, const char* topic, const uint8_t* payload, const size_t len, const size_t index, const size_t total)
{
const CONFIG_T& config = Configuration.get();
char token_topic[MQTT_MAX_TOPIC_STRLEN + 40]; // respect all subtopics
strncpy(token_topic, topic, MQTT_MAX_TOPIC_STRLEN + 40); // convert const char* to char*
char* serial_str;
char* rest = &token_topic[strlen(config.Mqtt.Topic)];
serial_str = strtok_r(rest, "/", &rest);
if (serial_str == NULL) {
return;
}
const uint64_t serial = strtoull(serial_str, 0, 16);
auto inv = Hoymiles.getInverterBySerial(serial);
if (inv == nullptr) {
MessageOutput.println("Inverter not found");
return;
}
std::string strValue(reinterpret_cast<const char*>(payload), len);
float payload_val = -1;
try {
payload_val = std::stof(strValue);
} catch (std::invalid_argument const& e) {
MessageOutput.printf("MQTT handler: cannot parse payload of topic '%s' as float: %s\r\n",
topic, strValue.c_str());
return;
}
switch (t) {
case Topic::LimitPersistentRelative:
// Set inverter limit relative persistent
MessageOutput.printf("Limit Persistent: %.1f %%\r\n", payload_val);
inv->sendActivePowerControlRequest(payload_val, PowerLimitControlType::RelativPersistent);
break;
case Topic::LimitPersistentAbsolute:
// Set inverter limit absolute persistent
MessageOutput.printf("Limit Persistent: %.1f W\r\n", payload_val);
inv->sendActivePowerControlRequest(payload_val, PowerLimitControlType::AbsolutPersistent);
break;
case Topic::LimitNonPersistentRelative:
// Set inverter limit relative non persistent
MessageOutput.printf("Limit Non-Persistent: %.1f %%\r\n", payload_val);
if (!properties.retain) {
inv->sendActivePowerControlRequest(payload_val, PowerLimitControlType::RelativNonPersistent);
} else {
MessageOutput.println("Ignored because retained");
}
break;
case Topic::LimitNonPersistentAbsolute:
// Set inverter limit absolute non persistent
MessageOutput.printf("Limit Non-Persistent: %.1f W\r\n", payload_val);
if (!properties.retain) {
inv->sendActivePowerControlRequest(payload_val, PowerLimitControlType::AbsolutNonPersistent);
} else {
MessageOutput.println("Ignored because retained");
}
break;
case Topic::Power:
// Turn inverter on or off
MessageOutput.printf("Set inverter power to: %" PRId32 "\r\n", static_cast<int32_t>(payload_val));
inv->sendPowerControlRequest(static_cast<int32_t>(payload_val) > 0);
break;
case Topic::Restart:
// Restart inverter
MessageOutput.printf("Restart inverter\r\n");
if (!properties.retain && payload_val == 1) {
inv->sendRestartControlRequest();
} else {
MessageOutput.println("Ignored because retained or numeric value not '1'");
}
break;
case Topic::ResetRfStats:
// Reset RF Stats
MessageOutput.printf("Reset RF stats\r\n");
if (!properties.retain && payload_val == 1) {
inv->resetRadioStats();
} else {
MessageOutput.println("Ignored because retained or numeric value not '1'");
}
}
}
void MqttHandleInverterClass::subscribeTopics()
{
String const& prefix = MqttSettings.getPrefix();
auto subscribe = [&prefix, this](char const* subTopic, Topic t) {
String fullTopic(prefix + _cmdtopic.data() + subTopic);
MqttSettings.subscribe(fullTopic.c_str(), 0,
std::bind(&MqttHandleInverterClass::onMqttMessage, this, t,
std::placeholders::_1, std::placeholders::_2,
std::placeholders::_3, std::placeholders::_4,
std::placeholders::_5, std::placeholders::_6));
};
for (auto const& s : _subscriptions) {
subscribe(s.first.data(), s.second);
}
}
void MqttHandleInverterClass::unsubscribeTopics()
{
String const& prefix = MqttSettings.getPrefix() + _cmdtopic.data();
for (auto const& s : _subscriptions) {
MqttSettings.unsubscribe(prefix + s.first.data());
}
}