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Tasmota/sonoff/xdrv_02_mqtt.ino

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/*
xdrv_02_mqtt.ino - mqtt support for Sonoff-Tasmota
Copyright (C) 2018 Theo Arends
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/*********************************************************************************************\
* Select ONE of possible MQTT library types below
\*********************************************************************************************/
// Default MQTT driver for both non-TLS and TLS connections. Blocks network if MQTT server is unavailable.
//#define MQTT_LIBRARY_TYPE MQTT_PUBSUBCLIENT // Use PubSubClient library
// Alternative MQTT driver does not block network when MQTT server is unavailable. No TLS support
//#define MQTT_LIBRARY_TYPE MQTT_TASMOTAMQTT // Use TasmotaMqtt library (+4k4 (core 2.3.0), +14k4 (core 2.4.2 lwip2) code, +4k mem) - non-TLS only
// Alternative MQTT driver does not block network when MQTT server is unavailable. TLS should work but needs to be tested.
//#define MQTT_LIBRARY_TYPE MQTT_ARDUINOMQTT // Use arduino-mqtt (lwmqtt) library (+3k3 code, +2k mem)
#if (MQTT_LIBRARY_TYPE == MQTT_ESPMQTTARDUINO) // Obsolete as of v6.2.1.11
#undef MQTT_LIBRARY_TYPE
#define MQTT_LIBRARY_TYPE MQTT_ARDUINOMQTT
#endif
/*
#if (MQTT_LIBRARY_TYPE == MQTT_TASMOTAMQTT)
#undef MQTT_LIBRARY_TYPE
#define MQTT_LIBRARY_TYPE MQTT_ARDUINOMQTT // Obsolete in near future
#endif
*/
#ifdef USE_MQTT_TLS
#if (MQTT_LIBRARY_TYPE == MQTT_TASMOTAMQTT)
#undef MQTT_LIBRARY_TYPE
#endif
#ifndef MQTT_LIBRARY_TYPE
#define MQTT_LIBRARY_TYPE MQTT_PUBSUBCLIENT // Use PubSubClient library as it only supports TLS
#endif
#endif
/*********************************************************************************************/
enum MqttCommands {
CMND_MQTTHOST, CMND_MQTTPORT, CMND_MQTTRETRY, CMND_STATETEXT, CMND_MQTTFINGERPRINT, CMND_MQTTCLIENT,
CMND_MQTTUSER, CMND_MQTTPASSWORD, CMND_FULLTOPIC, CMND_PREFIX, CMND_GROUPTOPIC, CMND_TOPIC, CMND_PUBLISH,
CMND_BUTTONTOPIC, CMND_SWITCHTOPIC, CMND_BUTTONRETAIN, CMND_SWITCHRETAIN, CMND_POWERRETAIN, CMND_SENSORRETAIN };
const char kMqttCommands[] PROGMEM =
D_CMND_MQTTHOST "|" D_CMND_MQTTPORT "|" D_CMND_MQTTRETRY "|" D_CMND_STATETEXT "|" D_CMND_MQTTFINGERPRINT "|" D_CMND_MQTTCLIENT "|"
D_CMND_MQTTUSER "|" D_CMND_MQTTPASSWORD "|" D_CMND_FULLTOPIC "|" D_CMND_PREFIX "|" D_CMND_GROUPTOPIC "|" D_CMND_TOPIC "|" D_CMND_PUBLISH "|"
D_CMND_BUTTONTOPIC "|" D_CMND_SWITCHTOPIC "|" D_CMND_BUTTONRETAIN "|" D_CMND_SWITCHRETAIN "|" D_CMND_POWERRETAIN "|" D_CMND_SENSORRETAIN ;
uint8_t mqtt_retry_counter = 1; // MQTT connection retry counter
uint8_t mqtt_initial_connection_state = 2; // MQTT connection messages state
bool mqtt_connected = false; // MQTT virtual connection status
/*********************************************************************************************\
* MQTT driver specific code need to provide the following functions:
*
* bool MqttIsConnected()
* void MqttDisconnect()
* void MqttSubscribeLib(char *topic)
* bool MqttPublishLib(const char* topic, boolean retained)
* void MqttLoop()
\*********************************************************************************************/
#if (MQTT_LIBRARY_TYPE == MQTT_PUBSUBCLIENT) /***********************************************/
#include <PubSubClient.h>
// Max message size calculated by PubSubClient is (MQTT_MAX_PACKET_SIZE < 5 + 2 + strlen(topic) + plength)
#if (MQTT_MAX_PACKET_SIZE -TOPSZ -7) < MIN_MESSZ // If the max message size is too small, throw an error at compile time. See PubSubClient.cpp line 359
#error "MQTT_MAX_PACKET_SIZE is too small in libraries/PubSubClient/src/PubSubClient.h, increase it to at least 1000"
#endif
PubSubClient MqttClient(EspClient);
bool MqttIsConnected()
{
return MqttClient.connected();
}
void MqttDisconnect()
{
MqttClient.disconnect();
}
void MqttSubscribeLib(char *topic)
{
MqttClient.subscribe(topic);
MqttClient.loop(); // Solve LmacRxBlk:1 messages
}
bool MqttPublishLib(const char* topic, boolean retained)
{
bool result = MqttClient.publish(topic, mqtt_data, retained);
yield(); // #3313
return result;
}
void MqttLoop()
{
MqttClient.loop();
}
#elif (MQTT_LIBRARY_TYPE == MQTT_TASMOTAMQTT) /**********************************************/
#include <TasmotaMqtt.h>
TasmotaMqtt MqttClient;
bool MqttIsConnected()
{
return MqttClient.Connected();
}
void MqttDisconnect()
{
MqttClient.Disconnect();
}
void MqttDisconnectedCb()
{
MqttDisconnected(MqttClient.State()); // status codes are documented in file mqtt.h as tConnState
}
void MqttSubscribeLib(char *topic)
{
MqttClient.Subscribe(topic, 0);
}
bool MqttPublishLib(const char* topic, boolean retained)
{
return MqttClient.Publish(topic, mqtt_data, strlen(mqtt_data), 0, retained);
}
void MqttLoop()
{
}
#elif (MQTT_LIBRARY_TYPE == MQTT_ARDUINOMQTT) /**********************************************/
#include <MQTTClient.h>
MQTTClient MqttClient(MQTT_MAX_PACKET_SIZE);
bool MqttIsConnected()
{
return MqttClient.connected();
}
void MqttDisconnect()
{
MqttClient.disconnect();
}
/*
void MqttMyDataCb(MQTTClient* client, char* topic, char* data, int data_len)
//void MqttMyDataCb(MQTTClient *client, char topic[], char data[], int data_len)
{
// MqttDataHandler((char*)topic, (byte*)data, data_len);
}
*/
void MqttMyDataCb(String &topic, String &data)
{
MqttDataHandler((char*)topic.c_str(), (byte*)data.c_str(), data.length());
}
void MqttSubscribeLib(char *topic)
{
MqttClient.subscribe(topic, 0);
}
bool MqttPublishLib(const char* topic, boolean retained)
{
return MqttClient.publish(topic, mqtt_data, strlen(mqtt_data), retained, 0);
}
void MqttLoop()
{
MqttClient.loop();
// delay(10);
}
#endif // MQTT_LIBRARY_TYPE
/*********************************************************************************************/
int MqttLibraryType()
{
return (int)MQTT_LIBRARY_TYPE;
}
void MqttRetryCounter(uint8_t value)
{
mqtt_retry_counter = value;
}
void MqttSubscribe(char *topic)
{
snprintf_P(log_data, sizeof(log_data), PSTR(D_LOG_MQTT D_SUBSCRIBE_TO " %s"), topic);
AddLog(LOG_LEVEL_DEBUG);
MqttSubscribeLib(topic);
}
void MqttPublishDirect(const char* topic, boolean retained)
{
char sretained[CMDSZ];
char slog_type[10];
ShowFreeMem(PSTR("MqttPublishDirect"));
sretained[0] = '\0';
snprintf_P(slog_type, sizeof(slog_type), PSTR(D_LOG_RESULT));
if (Settings.flag.mqtt_enabled) {
if (MqttIsConnected()) {
if (MqttPublishLib(topic, retained)) {
snprintf_P(slog_type, sizeof(slog_type), PSTR(D_LOG_MQTT));
if (retained) {
snprintf_P(sretained, sizeof(sretained), PSTR(" (" D_RETAINED ")"));
}
}
}
}
snprintf_P(log_data, sizeof(log_data), PSTR("%s%s = %s"), slog_type, (Settings.flag.mqtt_enabled) ? topic : strrchr(topic,'/')+1, mqtt_data);
if (strlen(log_data) >= (sizeof(log_data) - strlen(sretained) -1)) {
log_data[sizeof(log_data) - strlen(sretained) -5] = '\0';
snprintf_P(log_data, sizeof(log_data), PSTR("%s ..."), log_data);
}
snprintf_P(log_data, sizeof(log_data), PSTR("%s%s"), log_data, sretained);
AddLog(LOG_LEVEL_INFO);
if (Settings.ledstate &0x04) {
blinks++;
}
}
void MqttPublish(const char* topic, boolean retained)
{
char *me;
if (!strcmp(Settings.mqtt_prefix[0],Settings.mqtt_prefix[1])) {
me = strstr(topic,Settings.mqtt_prefix[0]);
if (me == topic) {
mqtt_cmnd_publish += 3;
}
}
MqttPublishDirect(topic, retained);
}
void MqttPublish(const char* topic)
{
MqttPublish(topic, false);
}
void MqttPublishPrefixTopic_P(uint8_t prefix, const char* subtopic, boolean retained)
{
/* prefix 0 = cmnd using subtopic
* prefix 1 = stat using subtopic
* prefix 2 = tele using subtopic
* prefix 4 = cmnd using subtopic or RESULT
* prefix 5 = stat using subtopic or RESULT
* prefix 6 = tele using subtopic or RESULT
*/
char romram[33];
char stopic[TOPSZ];
snprintf_P(romram, sizeof(romram), ((prefix > 3) && !Settings.flag.mqtt_response) ? S_RSLT_RESULT : subtopic);
for (byte i = 0; i < strlen(romram); i++) {
romram[i] = toupper(romram[i]);
}
prefix &= 3;
GetTopic_P(stopic, prefix, mqtt_topic, romram);
MqttPublish(stopic, retained);
}
void MqttPublishPrefixTopic_P(uint8_t prefix, const char* subtopic)
{
MqttPublishPrefixTopic_P(prefix, subtopic, false);
}
void MqttPublishPowerState(byte device)
{
char stopic[TOPSZ];
char scommand[33];
if ((device < 1) || (device > devices_present)) { device = 1; }
if ((SONOFF_IFAN02 == Settings.module) && (device > 1)) {
if (GetFanspeed() < 4) { // 4 occurs when fanspeed is 3 and RC button 2 is pressed
snprintf_P(scommand, sizeof(scommand), PSTR(D_CMND_FANSPEED));
GetTopic_P(stopic, STAT, mqtt_topic, (Settings.flag.mqtt_response) ? scommand : S_RSLT_RESULT);
snprintf_P(mqtt_data, sizeof(mqtt_data), S_JSON_COMMAND_NVALUE, scommand, GetFanspeed());
MqttPublish(stopic);
}
} else {
GetPowerDevice(scommand, device, sizeof(scommand), Settings.flag.device_index_enable);
GetTopic_P(stopic, STAT, mqtt_topic, (Settings.flag.mqtt_response) ? scommand : S_RSLT_RESULT);
snprintf_P(mqtt_data, sizeof(mqtt_data), S_JSON_COMMAND_SVALUE, scommand, GetStateText(bitRead(power, device -1)));
MqttPublish(stopic);
GetTopic_P(stopic, STAT, mqtt_topic, scommand);
snprintf_P(mqtt_data, sizeof(mqtt_data), GetStateText(bitRead(power, device -1)));
MqttPublish(stopic, Settings.flag.mqtt_power_retain);
}
}
void MqttPublishPowerBlinkState(byte device)
{
char scommand[33];
if ((device < 1) || (device > devices_present)) {
device = 1;
}
snprintf_P(mqtt_data, sizeof(mqtt_data), PSTR("{\"%s\":\"" D_JSON_BLINK " %s\"}"),
GetPowerDevice(scommand, device, sizeof(scommand), Settings.flag.device_index_enable), GetStateText(bitRead(blink_mask, device -1)));
MqttPublishPrefixTopic_P(RESULT_OR_STAT, S_RSLT_POWER);
}
/*********************************************************************************************/
void MqttDisconnected(int state)
{
mqtt_connected = false;
mqtt_retry_counter = Settings.mqtt_retry;
snprintf_P(log_data, sizeof(log_data), PSTR(D_LOG_MQTT D_CONNECT_FAILED_TO " %s:%d, rc %d. " D_RETRY_IN " %d " D_UNIT_SECOND),
Settings.mqtt_host, Settings.mqtt_port, state, mqtt_retry_counter);
AddLog(LOG_LEVEL_INFO);
rules_flag.mqtt_disconnected = 1;
}
void MqttConnected()
{
char stopic[TOPSZ];
if (Settings.flag.mqtt_enabled) {
AddLog_P(LOG_LEVEL_INFO, S_LOG_MQTT, PSTR(D_CONNECTED));
mqtt_connected = true;
mqtt_retry_counter = 0;
GetTopic_P(stopic, TELE, mqtt_topic, S_LWT);
snprintf_P(mqtt_data, sizeof(mqtt_data), PSTR(D_ONLINE));
MqttPublish(stopic, true);
// Satisfy iobroker (#299)
mqtt_data[0] = '\0';
MqttPublishPrefixTopic_P(CMND, S_RSLT_POWER);
GetTopic_P(stopic, CMND, mqtt_topic, PSTR("#"));
MqttSubscribe(stopic);
if (strstr(Settings.mqtt_fulltopic, MQTT_TOKEN_TOPIC) != NULL) {
GetTopic_P(stopic, CMND, Settings.mqtt_grptopic, PSTR("#"));
MqttSubscribe(stopic);
fallback_topic_flag = 1;
GetTopic_P(stopic, CMND, mqtt_client, PSTR("#"));
fallback_topic_flag = 0;
MqttSubscribe(stopic);
}
XdrvCall(FUNC_MQTT_SUBSCRIBE);
}
if (mqtt_initial_connection_state) {
snprintf_P(mqtt_data, sizeof(mqtt_data), PSTR("{\"" D_CMND_MODULE "\":\"%s\",\"" D_JSON_VERSION "\":\"%s\",\"" D_JSON_FALLBACKTOPIC "\":\"%s\",\"" D_CMND_GROUPTOPIC "\":\"%s\"}"),
my_module.name, my_version, mqtt_client, Settings.mqtt_grptopic);
MqttPublishPrefixTopic_P(TELE, PSTR(D_RSLT_INFO "1"));
#ifdef USE_WEBSERVER
if (Settings.webserver) {
snprintf_P(mqtt_data, sizeof(mqtt_data), PSTR("{\"" D_JSON_WEBSERVER_MODE "\":\"%s\",\"" D_CMND_HOSTNAME "\":\"%s\",\"" D_CMND_IPADDRESS "\":\"%s\"}"),
(2 == Settings.webserver) ? D_ADMIN : D_USER, my_hostname, WiFi.localIP().toString().c_str());
MqttPublishPrefixTopic_P(TELE, PSTR(D_RSLT_INFO "2"));
}
#endif // USE_WEBSERVER
snprintf_P(mqtt_data, sizeof(mqtt_data), PSTR("{\"" D_JSON_RESTARTREASON "\":\"%s\"}"),
(GetResetReason() == "Exception") ? ESP.getResetInfo().c_str() : GetResetReason().c_str());
MqttPublishPrefixTopic_P(TELE, PSTR(D_RSLT_INFO "3"));
for (byte i = 1; i <= devices_present; i++) {
MqttPublishPowerState(i);
if (SONOFF_IFAN02 == Settings.module) { break; } // Only report status of light relay
}
if (Settings.tele_period) { tele_period = Settings.tele_period -9; } // Enable TelePeriod in 9 seconds
rules_flag.system_boot = 1;
XdrvCall(FUNC_MQTT_INIT);
}
mqtt_initial_connection_state = 0;
rules_flag.mqtt_connected = 1;
global_state.mqtt_down = 0;
}
#ifdef USE_MQTT_TLS
boolean MqttCheckTls()
{
char fingerprint1[60];
char fingerprint2[60];
boolean result = false;
fingerprint1[0] = '\0';
fingerprint2[0] = '\0';
for (byte i = 0; i < sizeof(Settings.mqtt_fingerprint[0]); i++) {
snprintf_P(fingerprint1, sizeof(fingerprint1), PSTR("%s%s%02X"), fingerprint1, (i) ? " " : "", Settings.mqtt_fingerprint[0][i]);
snprintf_P(fingerprint2, sizeof(fingerprint2), PSTR("%s%s%02X"), fingerprint2, (i) ? " " : "", Settings.mqtt_fingerprint[1][i]);
}
AddLog_P(LOG_LEVEL_INFO, S_LOG_MQTT, PSTR(D_FINGERPRINT));
//#ifdef ARDUINO_ESP8266_RELEASE_2_4_1
EspClient = WiFiClientSecure(); // Wifi Secure Client reconnect issue 4497 (https://github.com/esp8266/Arduino/issues/4497)
//#endif
if (!EspClient.connect(Settings.mqtt_host, Settings.mqtt_port)) {
snprintf_P(log_data, sizeof(log_data), PSTR(D_LOG_MQTT D_TLS_CONNECT_FAILED_TO " %s:%d. " D_RETRY_IN " %d " D_UNIT_SECOND),
Settings.mqtt_host, Settings.mqtt_port, mqtt_retry_counter);
AddLog(LOG_LEVEL_DEBUG);
} else {
if (EspClient.verify(fingerprint1, Settings.mqtt_host)) {
AddLog_P(LOG_LEVEL_INFO, S_LOG_MQTT, PSTR(D_VERIFIED "1"));
result = true;
}
else if (EspClient.verify(fingerprint2, Settings.mqtt_host)) {
AddLog_P(LOG_LEVEL_INFO, S_LOG_MQTT, PSTR(D_VERIFIED "2"));
result = true;
}
}
if (!result) AddLog_P(LOG_LEVEL_INFO, S_LOG_MQTT, PSTR(D_FAILED));
EspClient.stop();
yield();
return result;
}
#endif // USE_MQTT_TLS
void MqttReconnect()
{
char stopic[TOPSZ];
if (!Settings.flag.mqtt_enabled) {
MqttConnected();
return;
}
#if defined(USE_WEBSERVER) && defined(USE_EMULATION)
UdpDisconnect();
#endif // USE_EMULATION
AddLog_P(LOG_LEVEL_INFO, S_LOG_MQTT, PSTR(D_ATTEMPTING_CONNECTION));
mqtt_connected = false;
mqtt_retry_counter = Settings.mqtt_retry;
global_state.mqtt_down = 1;
#ifndef USE_MQTT_TLS
#ifdef USE_DISCOVERY
#ifdef MQTT_HOST_DISCOVERY
if (!strlen(Settings.mqtt_host)) {
MdnsDiscoverMqttServer();
}
#endif // MQTT_HOST_DISCOVERY
#endif // USE_DISCOVERY
#endif // USE_MQTT_TLS
char *mqtt_user = NULL;
char *mqtt_pwd = NULL;
if (strlen(Settings.mqtt_user) > 0) mqtt_user = Settings.mqtt_user;
if (strlen(Settings.mqtt_pwd) > 0) mqtt_pwd = Settings.mqtt_pwd;
GetTopic_P(stopic, TELE, mqtt_topic, S_LWT);
snprintf_P(mqtt_data, sizeof(mqtt_data), S_OFFLINE);
//#ifdef ARDUINO_ESP8266_RELEASE_2_4_1
#ifdef USE_MQTT_TLS
EspClient = WiFiClientSecure(); // Wifi Secure Client reconnect issue 4497 (https://github.com/esp8266/Arduino/issues/4497)
#else
EspClient = WiFiClient(); // Wifi Client reconnect issue 4497 (https://github.com/esp8266/Arduino/issues/4497)
#endif
//#endif
if (2 == mqtt_initial_connection_state) { // Executed once just after power on and wifi is connected
#ifdef USE_MQTT_TLS
if (!MqttCheckTls()) return;
#endif // USE_MQTT_TLS
#if (MQTT_LIBRARY_TYPE == MQTT_TASMOTAMQTT)
MqttClient.InitConnection(Settings.mqtt_host, Settings.mqtt_port);
MqttClient.InitClient(mqtt_client, mqtt_user, mqtt_pwd, MQTT_KEEPALIVE);
MqttClient.InitLWT(stopic, mqtt_data, 1, true);
MqttClient.OnConnected(MqttConnected);
MqttClient.OnDisconnected(MqttDisconnectedCb);
MqttClient.OnData(MqttDataHandler);
#elif (MQTT_LIBRARY_TYPE == MQTT_ARDUINOMQTT)
MqttClient.begin(Settings.mqtt_host, Settings.mqtt_port, EspClient);
MqttClient.setWill(stopic, mqtt_data, true, 1);
MqttClient.setOptions(MQTT_KEEPALIVE, true, MQTT_TIMEOUT);
// MqttClient.onMessageAdvanced(MqttMyDataCb);
MqttClient.onMessage(MqttMyDataCb);
#endif
mqtt_initial_connection_state = 1;
}
#if (MQTT_LIBRARY_TYPE == MQTT_PUBSUBCLIENT)
MqttClient.setCallback(MqttDataHandler);
MqttClient.setServer(Settings.mqtt_host, Settings.mqtt_port);
if (MqttClient.connect(mqtt_client, mqtt_user, mqtt_pwd, stopic, 1, true, mqtt_data)) {
MqttConnected();
} else {
MqttDisconnected(MqttClient.state()); // status codes are documented here http://pubsubclient.knolleary.net/api.html#state
}
#elif (MQTT_LIBRARY_TYPE == MQTT_TASMOTAMQTT)
MqttClient.Connect();
#elif (MQTT_LIBRARY_TYPE == MQTT_ARDUINOMQTT)
if (MqttClient.connect(mqtt_client, mqtt_user, mqtt_pwd)) {
MqttConnected();
} else {
MqttDisconnected(MqttClient.lastError()); // status codes are documented here https://github.com/256dpi/lwmqtt/blob/master/include/lwmqtt.h#L11
}
#endif // MQTT_LIBRARY_TYPE
}
void MqttCheck()
{
if (Settings.flag.mqtt_enabled) {
if (!MqttIsConnected()) {
global_state.mqtt_down = 1;
if (!mqtt_retry_counter) {
MqttReconnect();
} else {
mqtt_retry_counter--;
}
} else {
global_state.mqtt_down = 0;
}
} else {
global_state.mqtt_down = 0;
if (mqtt_initial_connection_state) MqttReconnect();
}
}
/*********************************************************************************************/
bool MqttCommand()
{
char command [CMDSZ];
bool serviced = true;
char stemp1[TOPSZ];
char scommand[CMDSZ];
uint16_t i;
uint16_t index = XdrvMailbox.index;
uint16_t data_len = XdrvMailbox.data_len;
uint16_t payload16 = XdrvMailbox.payload16;
int16_t payload = XdrvMailbox.payload;
uint8_t grpflg = XdrvMailbox.grpflg;
char *type = XdrvMailbox.topic;
char *dataBuf = XdrvMailbox.data;
int command_code = GetCommandCode(command, sizeof(command), type, kMqttCommands);
if (-1 == command_code) {
serviced = false; // Unknown command
}
else if (CMND_MQTTHOST == command_code) {
if ((data_len > 0) && (data_len < sizeof(Settings.mqtt_host))) {
strlcpy(Settings.mqtt_host, (SC_CLEAR == Shortcut(dataBuf)) ? "" : (SC_DEFAULT == Shortcut(dataBuf)) ? MQTT_HOST : dataBuf, sizeof(Settings.mqtt_host));
restart_flag = 2;
}
snprintf_P(mqtt_data, sizeof(mqtt_data), S_JSON_COMMAND_SVALUE, command, Settings.mqtt_host);
}
else if (CMND_MQTTPORT == command_code) {
if (payload16 > 0) {
Settings.mqtt_port = (1 == payload16) ? MQTT_PORT : payload16;
restart_flag = 2;
}
snprintf_P(mqtt_data, sizeof(mqtt_data), S_JSON_COMMAND_NVALUE, command, Settings.mqtt_port);
}
else if (CMND_MQTTRETRY == command_code) {
if ((payload >= MQTT_RETRY_SECS) && (payload < 32001)) {
Settings.mqtt_retry = payload;
mqtt_retry_counter = Settings.mqtt_retry;
}
snprintf_P(mqtt_data, sizeof(mqtt_data), S_JSON_COMMAND_NVALUE, command, Settings.mqtt_retry);
}
else if ((CMND_STATETEXT == command_code) && (index > 0) && (index <= 4)) {
if ((data_len > 0) && (data_len < sizeof(Settings.state_text[0]))) {
for(i = 0; i <= data_len; i++) {
if (dataBuf[i] == ' ') dataBuf[i] = '_';
}
strlcpy(Settings.state_text[index -1], dataBuf, sizeof(Settings.state_text[0]));
}
snprintf_P(mqtt_data, sizeof(mqtt_data), S_JSON_COMMAND_INDEX_SVALUE, command, index, GetStateText(index -1));
}
#ifdef USE_MQTT_TLS
else if ((CMND_MQTTFINGERPRINT == command_code) && (index > 0) && (index <= 2)) {
char fingerprint[60];
if ((data_len > 0) && (data_len < sizeof(fingerprint))) {
strlcpy(fingerprint, (SC_CLEAR == Shortcut(dataBuf)) ? "" : (SC_DEFAULT == Shortcut(dataBuf)) ? (1 == index) ? MQTT_FINGERPRINT1 : MQTT_FINGERPRINT2 : dataBuf, sizeof(fingerprint));
char *p = fingerprint;
for (byte i = 0; i < 20; i++) {
Settings.mqtt_fingerprint[index -1][i] = strtol(p, &p, 16);
}
restart_flag = 2;
}
fingerprint[0] = '\0';
for (byte i = 0; i < sizeof(Settings.mqtt_fingerprint[index -1]); i++) {
snprintf_P(fingerprint, sizeof(fingerprint), PSTR("%s%s%02X"), fingerprint, (i) ? " " : "", Settings.mqtt_fingerprint[index -1][i]);
}
snprintf_P(mqtt_data, sizeof(mqtt_data), S_JSON_COMMAND_INDEX_SVALUE, command, index, fingerprint);
}
#endif
else if ((CMND_MQTTCLIENT == command_code) && !grpflg) {
if ((data_len > 0) && (data_len < sizeof(Settings.mqtt_client))) {
strlcpy(Settings.mqtt_client, (SC_DEFAULT == Shortcut(dataBuf)) ? MQTT_CLIENT_ID : dataBuf, sizeof(Settings.mqtt_client));
restart_flag = 2;
}
snprintf_P(mqtt_data, sizeof(mqtt_data), S_JSON_COMMAND_SVALUE, command, Settings.mqtt_client);
}
else if (CMND_MQTTUSER == command_code) {
if ((data_len > 0) && (data_len < sizeof(Settings.mqtt_user))) {
strlcpy(Settings.mqtt_user, (SC_CLEAR == Shortcut(dataBuf)) ? "" : (SC_DEFAULT == Shortcut(dataBuf)) ? MQTT_USER : dataBuf, sizeof(Settings.mqtt_user));
restart_flag = 2;
}
snprintf_P(mqtt_data, sizeof(mqtt_data), S_JSON_COMMAND_SVALUE, command, Settings.mqtt_user);
}
else if (CMND_MQTTPASSWORD == command_code) {
if ((data_len > 0) && (data_len < sizeof(Settings.mqtt_pwd))) {
strlcpy(Settings.mqtt_pwd, (SC_CLEAR == Shortcut(dataBuf)) ? "" : (SC_DEFAULT == Shortcut(dataBuf)) ? MQTT_PASS : dataBuf, sizeof(Settings.mqtt_pwd));
snprintf_P(mqtt_data, sizeof(mqtt_data), S_JSON_COMMAND_SVALUE, command, Settings.mqtt_pwd);
restart_flag = 2;
} else {
snprintf_P(mqtt_data, sizeof(mqtt_data), S_JSON_COMMAND_ASTERIX, command);
}
}
else if (CMND_FULLTOPIC == command_code) {
if ((data_len > 0) && (data_len < sizeof(Settings.mqtt_fulltopic))) {
MakeValidMqtt(1, dataBuf);
if (!strcmp(dataBuf, mqtt_client)) SetShortcut(dataBuf, SC_DEFAULT);
strlcpy(stemp1, (SC_DEFAULT == Shortcut(dataBuf)) ? MQTT_FULLTOPIC : dataBuf, sizeof(stemp1));
if (strcmp(stemp1, Settings.mqtt_fulltopic)) {
snprintf_P(mqtt_data, sizeof(mqtt_data), (Settings.flag.mqtt_offline) ? S_OFFLINE : "");
MqttPublishPrefixTopic_P(TELE, PSTR(D_LWT), true); // Offline or remove previous retained topic
strlcpy(Settings.mqtt_fulltopic, stemp1, sizeof(Settings.mqtt_fulltopic));
restart_flag = 2;
}
}
snprintf_P(mqtt_data, sizeof(mqtt_data), S_JSON_COMMAND_SVALUE, command, Settings.mqtt_fulltopic);
}
else if ((CMND_PREFIX == command_code) && (index > 0) && (index <= 3)) {
if ((data_len > 0) && (data_len < sizeof(Settings.mqtt_prefix[0]))) {
MakeValidMqtt(0, dataBuf);
strlcpy(Settings.mqtt_prefix[index -1], (SC_DEFAULT == Shortcut(dataBuf)) ? (1==index)?SUB_PREFIX:(2==index)?PUB_PREFIX:PUB_PREFIX2 : dataBuf, sizeof(Settings.mqtt_prefix[0]));
// if (Settings.mqtt_prefix[index -1][strlen(Settings.mqtt_prefix[index -1])] == '/') Settings.mqtt_prefix[index -1][strlen(Settings.mqtt_prefix[index -1])] = 0;
restart_flag = 2;
}
snprintf_P(mqtt_data, sizeof(mqtt_data), S_JSON_COMMAND_INDEX_SVALUE, command, index, Settings.mqtt_prefix[index -1]);
}
else if (CMND_PUBLISH == command_code) {
if (data_len > 0) {
char *mqtt_part = strtok(dataBuf, " ");
if (mqtt_part) {
snprintf(stemp1, sizeof(stemp1), mqtt_part);
mqtt_part = strtok(NULL, " ");
if (mqtt_part) {
snprintf(mqtt_data, sizeof(mqtt_data), mqtt_part);
} else {
mqtt_data[0] = '\0';
}
MqttPublishDirect(stemp1, (index == 2));
// snprintf_P(mqtt_data, sizeof(mqtt_data), S_JSON_COMMAND_SVALUE, command, D_JSON_DONE);
mqtt_data[0] = '\0';
}
}
}
else if (CMND_GROUPTOPIC == command_code) {
if ((data_len > 0) && (data_len < sizeof(Settings.mqtt_grptopic))) {
MakeValidMqtt(0, dataBuf);
if (!strcmp(dataBuf, mqtt_client)) SetShortcut(dataBuf, SC_DEFAULT);
strlcpy(Settings.mqtt_grptopic, (SC_DEFAULT == Shortcut(dataBuf)) ? MQTT_GRPTOPIC : dataBuf, sizeof(Settings.mqtt_grptopic));
restart_flag = 2;
}
snprintf_P(mqtt_data, sizeof(mqtt_data), S_JSON_COMMAND_SVALUE, command, Settings.mqtt_grptopic);
}
else if ((CMND_TOPIC == command_code) && !grpflg) {
if ((data_len > 0) && (data_len < sizeof(Settings.mqtt_topic))) {
MakeValidMqtt(0, dataBuf);
if (!strcmp(dataBuf, mqtt_client)) SetShortcut(dataBuf, SC_DEFAULT);
strlcpy(stemp1, (SC_DEFAULT == Shortcut(dataBuf)) ? MQTT_TOPIC : dataBuf, sizeof(stemp1));
if (strcmp(stemp1, Settings.mqtt_topic)) {
snprintf_P(mqtt_data, sizeof(mqtt_data), (Settings.flag.mqtt_offline) ? S_OFFLINE : "");
MqttPublishPrefixTopic_P(TELE, PSTR(D_LWT), true); // Offline or remove previous retained topic
strlcpy(Settings.mqtt_topic, stemp1, sizeof(Settings.mqtt_topic));
restart_flag = 2;
}
}
snprintf_P(mqtt_data, sizeof(mqtt_data), S_JSON_COMMAND_SVALUE, command, Settings.mqtt_topic);
}
else if ((CMND_BUTTONTOPIC == command_code) && !grpflg) {
if ((data_len > 0) && (data_len < sizeof(Settings.button_topic))) {
MakeValidMqtt(0, dataBuf);
if (!strcmp(dataBuf, mqtt_client)) SetShortcut(dataBuf, SC_DEFAULT);
switch (Shortcut(dataBuf)) {
case SC_CLEAR: strlcpy(Settings.button_topic, "", sizeof(Settings.button_topic)); break;
case SC_DEFAULT: strlcpy(Settings.button_topic, mqtt_topic, sizeof(Settings.button_topic)); break;
case SC_USER: strlcpy(Settings.button_topic, MQTT_BUTTON_TOPIC, sizeof(Settings.button_topic)); break;
default: strlcpy(Settings.button_topic, dataBuf, sizeof(Settings.button_topic));
}
}
snprintf_P(mqtt_data, sizeof(mqtt_data), S_JSON_COMMAND_SVALUE, command, Settings.button_topic);
}
else if (CMND_SWITCHTOPIC == command_code) {
if ((data_len > 0) && (data_len < sizeof(Settings.switch_topic))) {
MakeValidMqtt(0, dataBuf);
if (!strcmp(dataBuf, mqtt_client)) SetShortcut(dataBuf, SC_DEFAULT);
switch (Shortcut(dataBuf)) {
case SC_CLEAR: strlcpy(Settings.switch_topic, "", sizeof(Settings.switch_topic)); break;
case SC_DEFAULT: strlcpy(Settings.switch_topic, mqtt_topic, sizeof(Settings.switch_topic)); break;
case SC_USER: strlcpy(Settings.switch_topic, MQTT_SWITCH_TOPIC, sizeof(Settings.switch_topic)); break;
default: strlcpy(Settings.switch_topic, dataBuf, sizeof(Settings.switch_topic));
}
}
snprintf_P(mqtt_data, sizeof(mqtt_data), S_JSON_COMMAND_SVALUE, command, Settings.switch_topic);
}
else if (CMND_BUTTONRETAIN == command_code) {
if ((payload >= 0) && (payload <= 1)) {
if (!payload) {
for(i = 1; i <= MAX_KEYS; i++) {
SendKey(0, i, 9); // Clear MQTT retain in broker
}
}
Settings.flag.mqtt_button_retain = payload;
}
snprintf_P(mqtt_data, sizeof(mqtt_data), S_JSON_COMMAND_SVALUE, command, GetStateText(Settings.flag.mqtt_button_retain));
}
else if (CMND_SWITCHRETAIN == command_code) {
if ((payload >= 0) && (payload <= 1)) {
if (!payload) {
for(i = 1; i <= MAX_SWITCHES; i++) {
SendKey(1, i, 9); // Clear MQTT retain in broker
}
}
Settings.flag.mqtt_switch_retain = payload;
}
snprintf_P(mqtt_data, sizeof(mqtt_data), S_JSON_COMMAND_SVALUE, command, GetStateText(Settings.flag.mqtt_switch_retain));
}
else if (CMND_POWERRETAIN == command_code) {
if ((payload >= 0) && (payload <= 1)) {
if (!payload) {
for(i = 1; i <= devices_present; i++) { // Clear MQTT retain in broker
GetTopic_P(stemp1, STAT, mqtt_topic, GetPowerDevice(scommand, i, sizeof(scommand), Settings.flag.device_index_enable));
mqtt_data[0] = '\0';
MqttPublish(stemp1, Settings.flag.mqtt_power_retain);
}
}
Settings.flag.mqtt_power_retain = payload;
}
snprintf_P(mqtt_data, sizeof(mqtt_data), S_JSON_COMMAND_SVALUE, command, GetStateText(Settings.flag.mqtt_power_retain));
}
else if (CMND_SENSORRETAIN == command_code) {
if ((payload >= 0) && (payload <= 1)) {
if (!payload) {
mqtt_data[0] = '\0';
MqttPublishPrefixTopic_P(TELE, PSTR(D_RSLT_SENSOR), Settings.flag.mqtt_sensor_retain);
MqttPublishPrefixTopic_P(TELE, PSTR(D_RSLT_ENERGY), Settings.flag.mqtt_sensor_retain);
}
Settings.flag.mqtt_sensor_retain = payload;
}
snprintf_P(mqtt_data, sizeof(mqtt_data), S_JSON_COMMAND_SVALUE, command, GetStateText(Settings.flag.mqtt_sensor_retain));
}
else serviced = false; // Unknown command
return serviced;
}
/*********************************************************************************************\
* Presentation
\*********************************************************************************************/
#ifdef USE_WEBSERVER
#define WEB_HANDLE_MQTT "mq"
const char S_CONFIGURE_MQTT[] PROGMEM = D_CONFIGURE_MQTT;
const char HTTP_BTN_MENU_MQTT[] PROGMEM =
"<br/><form action='" WEB_HANDLE_MQTT "' method='get'><button>" D_CONFIGURE_MQTT "</button></form>";
const char HTTP_FORM_MQTT[] PROGMEM =
"<fieldset><legend><b>&nbsp;" D_MQTT_PARAMETERS "&nbsp;</b></legend><form method='get' action='" WEB_HANDLE_MQTT "'>"
"<br/><b>" D_HOST "</b> (" MQTT_HOST ")<br/><input id='mh' name='mh' placeholder='" MQTT_HOST" ' value='{m1'><br/>"
"<br/><b>" D_PORT "</b> (" STR(MQTT_PORT) ")<br/><input id='ml' name='ml' placeholder='" STR(MQTT_PORT) "' value='{m2'><br/>"
"<br/><b>" D_CLIENT "</b> ({m0)<br/><input id='mc' name='mc' placeholder='" MQTT_CLIENT_ID "' value='{m3'><br/>"
"<br/><b>" D_USER "</b> (" MQTT_USER ")<br/><input id='mu' name='mu' placeholder='" MQTT_USER "' value='{m4'><br/>"
"<br/><b>" D_PASSWORD "</b><br/><input id='mp' name='mp' type='password' placeholder='" MQTT_PASS "' value='{m5'><br/>"
"<br/><b>" D_TOPIC "</b> = %topic% (" MQTT_TOPIC ")<br/><input id='mt' name='mt' placeholder='" MQTT_TOPIC" ' value='{m6'><br/>"
"<br/><b>" D_FULL_TOPIC "</b> (" MQTT_FULLTOPIC ")<br/><input id='mf' name='mf' placeholder='" MQTT_FULLTOPIC" ' value='{m7'><br/>";
void HandleMqttConfiguration()
{
if (HttpUser()) { return; }
if (!WebAuthenticate()) { return WebServer->requestAuthentication(); }
AddLog_P(LOG_LEVEL_DEBUG, S_LOG_HTTP, S_CONFIGURE_MQTT);
if (WebServer->hasArg("save")) {
MqttSaveSettings();
WaitForRestart("");
return;
}
String page = FPSTR(HTTP_HEAD);
page.replace(F("{v}"), FPSTR(S_CONFIGURE_MQTT));
page += FPSTR(HTTP_HEAD_STYLE);
page += FPSTR(HTTP_FORM_MQTT);
char str[sizeof(Settings.mqtt_client)];
page.replace(F("{m0"), Format(str, MQTT_CLIENT_ID, sizeof(Settings.mqtt_client)));
page.replace(F("{m1"), Settings.mqtt_host);
page.replace(F("{m2"), String(Settings.mqtt_port));
page.replace(F("{m3"), Settings.mqtt_client);
page.replace(F("{m4"), (Settings.mqtt_user[0] == '\0')?"0":Settings.mqtt_user);
page.replace(F("{m5"), (Settings.mqtt_pwd[0] == '\0')?"0":Settings.mqtt_pwd);
page.replace(F("{m6"), Settings.mqtt_topic);
page.replace(F("{m7"), Settings.mqtt_fulltopic);
page += FPSTR(HTTP_FORM_END);
page += FPSTR(HTTP_BTN_CONF);
ShowPage(page);
}
void MqttSaveSettings()
{
char tmp[100];
char stemp[TOPSZ];
char stemp2[TOPSZ];
WebGetArg("mt", tmp, sizeof(tmp));
strlcpy(stemp, (!strlen(tmp)) ? MQTT_TOPIC : tmp, sizeof(stemp));
MakeValidMqtt(0, stemp);
WebGetArg("mf", tmp, sizeof(tmp));
strlcpy(stemp2, (!strlen(tmp)) ? MQTT_FULLTOPIC : tmp, sizeof(stemp2));
MakeValidMqtt(1,stemp2);
if ((strcmp(stemp, Settings.mqtt_topic)) || (strcmp(stemp2, Settings.mqtt_fulltopic))) {
snprintf_P(mqtt_data, sizeof(mqtt_data), (Settings.flag.mqtt_offline) ? S_OFFLINE : "");
MqttPublishPrefixTopic_P(TELE, S_LWT, true); // Offline or remove previous retained topic
}
strlcpy(Settings.mqtt_topic, stemp, sizeof(Settings.mqtt_topic));
strlcpy(Settings.mqtt_fulltopic, stemp2, sizeof(Settings.mqtt_fulltopic));
WebGetArg("mh", tmp, sizeof(tmp));
strlcpy(Settings.mqtt_host, (!strlen(tmp)) ? MQTT_HOST : (!strcmp(tmp,"0")) ? "" : tmp, sizeof(Settings.mqtt_host));
WebGetArg("ml", tmp, sizeof(tmp));
Settings.mqtt_port = (!strlen(tmp)) ? MQTT_PORT : atoi(tmp);
WebGetArg("mc", tmp, sizeof(tmp));
strlcpy(Settings.mqtt_client, (!strlen(tmp)) ? MQTT_CLIENT_ID : tmp, sizeof(Settings.mqtt_client));
WebGetArg("mu", tmp, sizeof(tmp));
strlcpy(Settings.mqtt_user, (!strlen(tmp)) ? MQTT_USER : (!strcmp(tmp,"0")) ? "" : tmp, sizeof(Settings.mqtt_user));
WebGetArg("mp", tmp, sizeof(tmp));
strlcpy(Settings.mqtt_pwd, (!strlen(tmp)) ? MQTT_PASS : (!strcmp(tmp,"0")) ? "" : tmp, sizeof(Settings.mqtt_pwd));
snprintf_P(log_data, sizeof(log_data), PSTR(D_LOG_MQTT D_CMND_MQTTHOST " %s, " D_CMND_MQTTPORT " %d, " D_CMND_MQTTCLIENT " %s, " D_CMND_MQTTUSER " %s, " D_CMND_MQTTPASSWORD " %s, " D_CMND_TOPIC " %s, " D_CMND_FULLTOPIC " %s"),
Settings.mqtt_host, Settings.mqtt_port, Settings.mqtt_client, Settings.mqtt_user, Settings.mqtt_pwd, Settings.mqtt_topic, Settings.mqtt_fulltopic);
AddLog(LOG_LEVEL_INFO);
}
#endif // USE_WEBSERVER
/*********************************************************************************************\
* Interface
\*********************************************************************************************/
#define XDRV_02
boolean Xdrv02(byte function)
{
boolean result = false;
if (Settings.flag.mqtt_enabled) {
switch (function) {
#ifdef USE_WEBSERVER
case FUNC_WEB_ADD_BUTTON:
strncat_P(mqtt_data, HTTP_BTN_MENU_MQTT, sizeof(mqtt_data));
break;
case FUNC_WEB_ADD_HANDLER:
WebServer->on("/" WEB_HANDLE_MQTT, HandleMqttConfiguration);
break;
#endif // USE_WEBSERVER
case FUNC_LOOP:
MqttLoop();
break;
case FUNC_COMMAND:
result = MqttCommand();
break;
}
}
return result;
}
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