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Add mqtt for idf (#2930)

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Co-authored-by: Flaviu Tamas <me@flaviutamas.com>
Co-authored-by: Jesse Hills <3060199+jesserockz@users.noreply.github.com>
Co-authored-by: Oxan van Leeuwen <oxan@oxanvanleeuwen.nl>
This commit is contained in:
Martin 2022-04-04 01:07:20 +02:00 committed by GitHub
parent fa1b5117fd
commit 792108686c
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GPG key ID: 4AEE18F83AFDEB23
9 changed files with 567 additions and 73 deletions
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35
esphome/components/mqtt/__init__.py
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@ -9,6 +9,7 @@ from esphome.const import (
CONF_AVAILABILITY,
CONF_BIRTH_MESSAGE,
CONF_BROKER,
CONF_CERTIFICATE_AUTHORITY,
CONF_CLIENT_ID,
CONF_COMMAND_TOPIC,
CONF_COMMAND_RETAIN,
@ -42,9 +43,14 @@ from esphome.const import (
CONF_WILL_MESSAGE,
)
from esphome.core import coroutine_with_priority, CORE
from esphome.components.esp32 import add_idf_sdkconfig_option
DEPENDENCIES = ["network"]
AUTO_LOAD = ["json", "async_tcp"]
AUTO_LOAD = ["json"]
CONF_IDF_SEND_ASYNC = "idf_send_async"
CONF_SKIP_CERT_CN_CHECK = "skip_cert_cn_check"
def validate_message_just_topic(value):
@ -163,6 +169,15 @@ CONFIG_SCHEMA = cv.All(
cv.Optional(CONF_USERNAME, default=""): cv.string,
cv.Optional(CONF_PASSWORD, default=""): cv.string,
cv.Optional(CONF_CLIENT_ID): cv.string,
cv.SplitDefault(CONF_IDF_SEND_ASYNC, esp32_idf=False): cv.All(
cv.boolean, cv.only_with_esp_idf
),
cv.Optional(CONF_CERTIFICATE_AUTHORITY): cv.All(
cv.string, cv.only_with_esp_idf
),
cv.SplitDefault(CONF_SKIP_CERT_CN_CHECK, esp32_idf=False): cv.All(
cv.boolean, cv.only_with_esp_idf
),
cv.Optional(CONF_DISCOVERY, default=True): cv.Any(
cv.boolean, cv.one_of("CLEAN", upper=True)
),
@ -217,7 +232,6 @@ CONFIG_SCHEMA = cv.All(
}
),
validate_config,
cv.only_with_arduino,
)
@ -238,9 +252,11 @@ def exp_mqtt_message(config):
async def to_code(config):
var = cg.new_Pvariable(config[CONF_ID])
await cg.register_component(var, config)
# Add required libraries for arduino
if CORE.using_arduino:
# https://github.com/OttoWinter/async-mqtt-client/blob/master/library.json
cg.add_library("ottowinter/AsyncMqttClient-esphome", "0.8.6")
cg.add_define("USE_MQTT")
cg.add_global(mqtt_ns.using)
@ -321,6 +337,19 @@ async def to_code(config):
cg.add(var.set_reboot_timeout(config[CONF_REBOOT_TIMEOUT]))
# esp-idf only
if CONF_CERTIFICATE_AUTHORITY in config:
cg.add(var.set_ca_certificate(config[CONF_CERTIFICATE_AUTHORITY]))
cg.add(var.set_skip_cert_cn_check(config[CONF_SKIP_CERT_CN_CHECK]))
# prevent error -0x428e
# See https://github.com/espressif/esp-idf/issues/139
add_idf_sdkconfig_option("CONFIG_MBEDTLS_HARDWARE_MPI", False)
if CONF_IDF_SEND_ASYNC in config and config[CONF_IDF_SEND_ASYNC]:
cg.add_define("USE_MQTT_IDF_ENQUEUE")
# end esp-idf
for conf in config.get(CONF_ON_MESSAGE, []):
trig = cg.new_Pvariable(conf[CONF_TRIGGER_ID], conf[CONF_TOPIC])
cg.add(trig.set_qos(conf[CONF_QOS]))

69
esphome/components/mqtt/mqtt_backend.h Normal file
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@ -0,0 +1,69 @@
#pragma once
#include <string>
#include <map>
#include "esphome/components/network/ip_address.h"
#include "esphome/core/helpers.h"
namespace esphome {
namespace mqtt {
enum class MQTTClientDisconnectReason : int8_t {
TCP_DISCONNECTED = 0,
MQTT_UNACCEPTABLE_PROTOCOL_VERSION = 1,
MQTT_IDENTIFIER_REJECTED = 2,
MQTT_SERVER_UNAVAILABLE = 3,
MQTT_MALFORMED_CREDENTIALS = 4,
MQTT_NOT_AUTHORIZED = 5,
ESP8266_NOT_ENOUGH_SPACE = 6,
TLS_BAD_FINGERPRINT = 7
};
/// internal struct for MQTT messages.
struct MQTTMessage {
std::string topic;
std::string payload;
uint8_t qos; ///< QoS. Only for last will testaments.
bool retain;
};
class MQTTBackend {
public:
using on_connect_callback_t = void(bool session_present);
using on_disconnect_callback_t = void(MQTTClientDisconnectReason reason);
using on_subscribe_callback_t = void(uint16_t packet_id, uint8_t qos);
using on_unsubscribe_callback_t = void(uint16_t packet_id);
using on_message_callback_t = void(const char *topic, const char *payload, size_t len, size_t index, size_t total);
using on_publish_user_callback_t = void(uint16_t packet_id);
virtual void set_keep_alive(uint16_t keep_alive) = 0;
virtual void set_client_id(const char *client_id) = 0;
virtual void set_clean_session(bool clean_session) = 0;
virtual void set_credentials(const char *username, const char *password) = 0;
virtual void set_will(const char *topic, uint8_t qos, bool retain, const char *payload) = 0;
virtual void set_server(network::IPAddress ip, uint16_t port) = 0;
virtual void set_server(const char *host, uint16_t port) = 0;
virtual void set_on_connect(std::function<on_connect_callback_t> &&callback) = 0;
virtual void set_on_disconnect(std::function<on_disconnect_callback_t> &&callback) = 0;
virtual void set_on_subscribe(std::function<on_subscribe_callback_t> &&callback) = 0;
virtual void set_on_unsubscribe(std::function<on_unsubscribe_callback_t> &&callback) = 0;
virtual void set_on_message(std::function<on_message_callback_t> &&callback) = 0;
virtual void set_on_publish(std::function<on_publish_user_callback_t> &&callback) = 0;
virtual bool connected() const = 0;
virtual void connect() = 0;
virtual void disconnect() = 0;
virtual bool subscribe(const char *topic, uint8_t qos) = 0;
virtual bool unsubscribe(const char *topic) = 0;
virtual bool publish(const char *topic, const char *payload, size_t length, uint8_t qos, bool retain) = 0;
virtual bool publish(const MQTTMessage &message) {
return publish(message.topic.c_str(), message.payload.c_str(), message.payload.length(), message.qos,
message.retain);
}
// called from MQTTClient::loop()
virtual void loop() {}
};
} // namespace mqtt
} // namespace esphome

74
esphome/components/mqtt/mqtt_backend_arduino.h Normal file
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@ -0,0 +1,74 @@
#pragma once
#ifdef USE_ARDUINO
#include "mqtt_backend.h"
#include <AsyncMqttClient.h>
namespace esphome {
namespace mqtt {
class MQTTBackendArduino final : public MQTTBackend {
public:
void set_keep_alive(uint16_t keep_alive) final { mqtt_client_.setKeepAlive(keep_alive); }
void set_client_id(const char *client_id) final { mqtt_client_.setClientId(client_id); }
void set_clean_session(bool clean_session) final { mqtt_client_.setCleanSession(clean_session); }
void set_credentials(const char *username, const char *password) final {
mqtt_client_.setCredentials(username, password);
}
void set_will(const char *topic, uint8_t qos, bool retain, const char *payload) final {
mqtt_client_.setWill(topic, qos, retain, payload);
}
void set_server(network::IPAddress ip, uint16_t port) final {
mqtt_client_.setServer(IPAddress(static_cast<uint32_t>(ip)), port);
}
void set_server(const char *host, uint16_t port) final { mqtt_client_.setServer(host, port); }
#if ASYNC_TCP_SSL_ENABLED
void set_secure(bool secure) { mqtt_client.setSecure(secure); }
void add_server_fingerprint(const uint8_t *fingerprint) { mqtt_client.addServerFingerprint(fingerprint); }
#endif
void set_on_connect(std::function<on_connect_callback_t> &&callback) final {
this->mqtt_client_.onConnect(std::move(callback));
}
void set_on_disconnect(std::function<on_disconnect_callback_t> &&callback) final {
auto async_callback = [callback](AsyncMqttClientDisconnectReason reason) {
// int based enum so casting isn't a problem
callback(static_cast<MQTTClientDisconnectReason>(reason));
};
this->mqtt_client_.onDisconnect(std::move(async_callback));
}
void set_on_subscribe(std::function<on_subscribe_callback_t> &&callback) final {
this->mqtt_client_.onSubscribe(std::move(callback));
}
void set_on_unsubscribe(std::function<on_unsubscribe_callback_t> &&callback) final {
this->mqtt_client_.onUnsubscribe(std::move(callback));
}
void set_on_message(std::function<on_message_callback_t> &&callback) final {
auto async_callback = [callback](const char *topic, const char *payload,
AsyncMqttClientMessageProperties async_properties, size_t len, size_t index,
size_t total) { callback(topic, payload, len, index, total); };
mqtt_client_.onMessage(std::move(async_callback));
}
void set_on_publish(std::function<on_publish_user_callback_t> &&callback) final {
this->mqtt_client_.onPublish(std::move(callback));
}
bool connected() const final { return mqtt_client_.connected(); }
void connect() final { mqtt_client_.connect(); }
void disconnect() final { mqtt_client_.disconnect(true); }
bool subscribe(const char *topic, uint8_t qos) final { return mqtt_client_.subscribe(topic, qos) != 0; }
bool unsubscribe(const char *topic) final { return mqtt_client_.unsubscribe(topic) != 0; }
bool publish(const char *topic, const char *payload, size_t length, uint8_t qos, bool retain) final {
return mqtt_client_.publish(topic, qos, retain, payload, length, false, 0) != 0;
}
using MQTTBackend::publish;
protected:
AsyncMqttClient mqtt_client_;
};
} // namespace mqtt
} // namespace esphome
#endif // defined(USE_ARDUINO)

149
esphome/components/mqtt/mqtt_backend_idf.cpp Normal file
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@ -0,0 +1,149 @@
#ifdef USE_ESP_IDF
#include <string>
#include "mqtt_backend_idf.h"
#include "esphome/core/log.h"
#include "esphome/core/helpers.h"
namespace esphome {
namespace mqtt {
static const char *const TAG = "mqtt.idf";
bool MQTTBackendIDF::initialize_() {
mqtt_cfg_.user_context = (void *) this;
mqtt_cfg_.buffer_size = MQTT_BUFFER_SIZE;
mqtt_cfg_.host = this->host_.c_str();
mqtt_cfg_.port = this->port_;
mqtt_cfg_.keepalive = this->keep_alive_;
mqtt_cfg_.disable_clean_session = !this->clean_session_;
if (!this->username_.empty()) {
mqtt_cfg_.username = this->username_.c_str();
if (!this->password_.empty()) {
mqtt_cfg_.password = this->password_.c_str();
}
}
if (!this->lwt_topic_.empty()) {
mqtt_cfg_.lwt_topic = this->lwt_topic_.c_str();
this->mqtt_cfg_.lwt_qos = this->lwt_qos_;
this->mqtt_cfg_.lwt_retain = this->lwt_retain_;
if (!this->lwt_message_.empty()) {
mqtt_cfg_.lwt_msg = this->lwt_message_.c_str();
mqtt_cfg_.lwt_msg_len = this->lwt_message_.size();
}
}
if (!this->client_id_.empty()) {
mqtt_cfg_.client_id = this->client_id_.c_str();
}
if (ca_certificate_.has_value()) {
mqtt_cfg_.cert_pem = ca_certificate_.value().c_str();
mqtt_cfg_.skip_cert_common_name_check = skip_cert_cn_check_;
mqtt_cfg_.transport = MQTT_TRANSPORT_OVER_SSL;
} else {
mqtt_cfg_.transport = MQTT_TRANSPORT_OVER_TCP;
}
auto *mqtt_client = esp_mqtt_client_init(&mqtt_cfg_);
if (mqtt_client) {
handler_.reset(mqtt_client);
is_initalized_ = true;
esp_mqtt_client_register_event(mqtt_client, MQTT_EVENT_ANY, mqtt_event_handler, this);
return true;
} else {
ESP_LOGE(TAG, "Failed to initialize IDF-MQTT");
return false;
}
}
void MQTTBackendIDF::loop() {
// process new events
// handle only 1 message per loop iteration
if (!mqtt_events_.empty()) {
auto &event = mqtt_events_.front();
mqtt_event_handler_(event);
mqtt_events_.pop();
}
}
void MQTTBackendIDF::mqtt_event_handler_(const esp_mqtt_event_t &event) {
ESP_LOGV(TAG, "Event dispatched from event loop event_id=%d", event.event_id);
switch (event.event_id) {
case MQTT_EVENT_BEFORE_CONNECT:
ESP_LOGV(TAG, "MQTT_EVENT_BEFORE_CONNECT");
break;
case MQTT_EVENT_CONNECTED:
ESP_LOGV(TAG, "MQTT_EVENT_CONNECTED");
// TODO session present check
this->is_connected_ = true;
this->on_connect_.call(!mqtt_cfg_.disable_clean_session);
break;
case MQTT_EVENT_DISCONNECTED:
ESP_LOGV(TAG, "MQTT_EVENT_DISCONNECTED");
// TODO is there a way to get the disconnect reason?
this->is_connected_ = false;
this->on_disconnect_.call(MQTTClientDisconnectReason::TCP_DISCONNECTED);
break;
case MQTT_EVENT_SUBSCRIBED:
ESP_LOGV(TAG, "MQTT_EVENT_SUBSCRIBED, msg_id=%d", event.msg_id);
// hardcode QoS to 0. QoS is not used in this context but required to mirror the AsyncMqtt interface
this->on_subscribe_.call((int) event.msg_id, 0);
break;
case MQTT_EVENT_UNSUBSCRIBED:
ESP_LOGV(TAG, "MQTT_EVENT_UNSUBSCRIBED, msg_id=%d", event.msg_id);
this->on_unsubscribe_.call((int) event.msg_id);
break;
case MQTT_EVENT_PUBLISHED:
ESP_LOGV(TAG, "MQTT_EVENT_PUBLISHED, msg_id=%d", event.msg_id);
this->on_publish_.call((int) event.msg_id);
break;
case MQTT_EVENT_DATA: {
static std::string topic;
if (event.topic) {
// not 0 terminated - create a string from it
topic = std::string(event.topic, event.topic_len);
}
ESP_LOGV(TAG, "MQTT_EVENT_DATA %s", topic.c_str());
auto data_len = event.data_len;
if (data_len == 0)
data_len = strlen(event.data);
this->on_message_.call(event.topic ? const_cast<char *>(topic.c_str()) : nullptr, event.data, data_len,
event.current_data_offset, event.total_data_len);
} break;
case MQTT_EVENT_ERROR:
ESP_LOGE(TAG, "MQTT_EVENT_ERROR");
if (event.error_handle->error_type == MQTT_ERROR_TYPE_TCP_TRANSPORT) {
ESP_LOGE(TAG, "Last error code reported from esp-tls: 0x%x", event.error_handle->esp_tls_last_esp_err);
ESP_LOGE(TAG, "Last tls stack error number: 0x%x", event.error_handle->esp_tls_stack_err);
ESP_LOGE(TAG, "Last captured errno : %d (%s)", event.error_handle->esp_transport_sock_errno,
strerror(event.error_handle->esp_transport_sock_errno));
} else if (event.error_handle->error_type == MQTT_ERROR_TYPE_CONNECTION_REFUSED) {
ESP_LOGE(TAG, "Connection refused error: 0x%x", event.error_handle->connect_return_code);
} else {
ESP_LOGE(TAG, "Unknown error type: 0x%x", event.error_handle->error_type);
}
break;
default:
ESP_LOGV(TAG, "Other event id:%d", event.event_id);
break;
}
}
/// static - Dispatch event to instance method
void MQTTBackendIDF::mqtt_event_handler(void *handler_args, esp_event_base_t base, int32_t event_id, void *event_data) {
MQTTBackendIDF *instance = static_cast<MQTTBackendIDF *>(handler_args);
// queue event to decouple processing
if (instance) {
auto event = *static_cast<esp_mqtt_event_t *>(event_data);
instance->mqtt_events_.push(event);
}
}
} // namespace mqtt
} // namespace esphome
#endif // USE_ESP_IDF

143
esphome/components/mqtt/mqtt_backend_idf.h Normal file
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@ -0,0 +1,143 @@
#pragma once
#ifdef USE_ESP_IDF
#include <string>
#include <queue>
#include <mqtt_client.h>
#include "esphome/components/network/ip_address.h"
#include "esphome/core/helpers.h"
#include "mqtt_backend.h"
namespace esphome {
namespace mqtt {
class MQTTBackendIDF final : public MQTTBackend {
public:
static const size_t MQTT_BUFFER_SIZE = 4096;
void set_keep_alive(uint16_t keep_alive) final { this->keep_alive_ = keep_alive; }
void set_client_id(const char *client_id) final { this->client_id_ = client_id; }
void set_clean_session(bool clean_session) final { this->clean_session_ = clean_session; }
void set_credentials(const char *username, const char *password) final {
if (username)
this->username_ = username;
if (password)
this->password_ = password;
}
void set_will(const char *topic, uint8_t qos, bool retain, const char *payload) final {
if (topic)
this->lwt_topic_ = topic;
this->lwt_qos_ = qos;
if (payload)
this->lwt_message_ = payload;
this->lwt_retain_ = retain;
}
void set_server(network::IPAddress ip, uint16_t port) final {
this->host_ = ip.str();
this->port_ = port;
}
void set_server(const char *host, uint16_t port) final {
this->host_ = host;
this->port_ = port;
}
void set_on_connect(std::function<on_connect_callback_t> &&callback) final {
this->on_connect_.add(std::move(callback));
}
void set_on_disconnect(std::function<on_disconnect_callback_t> &&callback) final {
this->on_disconnect_.add(std::move(callback));
}
void set_on_subscribe(std::function<on_subscribe_callback_t> &&callback) final {
this->on_subscribe_.add(std::move(callback));
}
void set_on_unsubscribe(std::function<on_unsubscribe_callback_t> &&callback) final {
this->on_unsubscribe_.add(std::move(callback));
}
void set_on_message(std::function<on_message_callback_t> &&callback) final {
this->on_message_.add(std::move(callback));
}
void set_on_publish(std::function<on_publish_user_callback_t> &&callback) final {
this->on_publish_.add(std::move(callback));
}
bool connected() const final { return this->is_connected_; }
void connect() final {
if (!is_initalized_) {
if (initialize_()) {
esp_mqtt_client_start(handler_.get());
}
}
}
void disconnect() final {
if (is_initalized_)
esp_mqtt_client_disconnect(handler_.get());
}
bool subscribe(const char *topic, uint8_t qos) final {
return esp_mqtt_client_subscribe(handler_.get(), topic, qos) != -1;
}
bool unsubscribe(const char *topic) final { return esp_mqtt_client_unsubscribe(handler_.get(), topic) != -1; }
bool publish(const char *topic, const char *payload, size_t length, uint8_t qos, bool retain) final {
#if defined(USE_MQTT_IDF_ENQUEUE)
// use the non-blocking version
// it can delay sending a couple of seconds but won't block
return esp_mqtt_client_enqueue(handler_.get(), topic, payload, length, qos, retain, true) != -1;
#else
// might block for several seconds, either due to network timeout (10s)
// or if publishing payloads longer than internal buffer (due to message fragmentation)
return esp_mqtt_client_publish(handler_.get(), topic, payload, length, qos, retain) != -1;
#endif
}
using MQTTBackend::publish;
void loop() final;
void set_ca_certificate(const std::string &cert) { ca_certificate_ = cert; }
void set_skip_cert_cn_check(bool skip_check) { skip_cert_cn_check_ = skip_check; }
protected:
bool initialize_();
void mqtt_event_handler_(const esp_mqtt_event_t &event);
static void mqtt_event_handler(void *handler_args, esp_event_base_t base, int32_t event_id, void *event_data);
struct MqttClientDeleter {
void operator()(esp_mqtt_client *client_handler) { esp_mqtt_client_destroy(client_handler); }
};
using ClientHandler_ = std::unique_ptr<esp_mqtt_client, MqttClientDeleter>;
ClientHandler_ handler_;
bool is_connected_{false};
bool is_initalized_{false};
esp_mqtt_client_config_t mqtt_cfg_{};
std::string host_;
uint16_t port_;
std::string username_;
std::string password_;
std::string lwt_topic_;
std::string lwt_message_;
uint8_t lwt_qos_;
bool lwt_retain_;
std::string client_id_;
uint16_t keep_alive_;
bool clean_session_;
optional<std::string> ca_certificate_;
bool skip_cert_cn_check_{false};
// callbacks
CallbackManager<on_connect_callback_t> on_connect_;
CallbackManager<on_disconnect_callback_t> on_disconnect_;
CallbackManager<on_subscribe_callback_t> on_subscribe_;
CallbackManager<on_unsubscribe_callback_t> on_unsubscribe_;
CallbackManager<on_message_callback_t> on_message_;
CallbackManager<on_publish_user_callback_t> on_publish_;
std::queue<esp_mqtt_event_t> mqtt_events_;
};
} // namespace mqtt
} // namespace esphome
#endif

97
esphome/components/mqtt/mqtt_client.cpp
View file

@ -27,8 +27,8 @@ MQTTClientComponent::MQTTClientComponent() {
// Connection
void MQTTClientComponent::setup() {
ESP_LOGCONFIG(TAG, "Setting up MQTT...");
this->mqtt_client_.onMessage([this](char const *topic, char *payload, AsyncMqttClientMessageProperties properties,
size_t len, size_t index, size_t total) {
this->mqtt_backend_.set_on_message(
[this](const char *topic, const char *payload, size_t len, size_t index, size_t total) {
if (index == 0)
this->payload_buffer_.reserve(total);
@ -41,7 +41,7 @@ void MQTTClientComponent::setup() {
this->payload_buffer_.clear();
}
});
this->mqtt_client_.onDisconnect([this](AsyncMqttClientDisconnectReason reason) {
this->mqtt_backend_.set_on_disconnect([this](MQTTClientDisconnectReason reason) {
this->state_ = MQTT_CLIENT_DISCONNECTED;
this->disconnect_reason_ = reason;
});
@ -49,8 +49,10 @@ void MQTTClientComponent::setup() {
if (this->is_log_message_enabled() && logger::global_logger != nullptr) {
logger::global_logger->add_on_log_callback([this](int level, const char *tag, const char *message) {
if (level <= this->log_level_ && this->is_connected()) {
this->publish(this->log_message_.topic, message, strlen(message), this->log_message_.qos,
this->log_message_.retain);
this->publish({.topic = this->log_message_.topic,
.payload = message,
.qos = this->log_message_.qos,
.retain = this->log_message_.retain});
}
});
}
@ -173,9 +175,9 @@ void MQTTClientComponent::start_connect_() {
ESP_LOGI(TAG, "Connecting to MQTT...");
// Force disconnect first
this->mqtt_client_.disconnect(true);
this->mqtt_backend_.disconnect();
this->mqtt_client_.setClientId(this->credentials_.client_id.c_str());
this->mqtt_backend_.set_client_id(this->credentials_.client_id.c_str());
const char *username = nullptr;
if (!this->credentials_.username.empty())
username = this->credentials_.username.c_str();
@ -183,24 +185,24 @@ void MQTTClientComponent::start_connect_() {
if (!this->credentials_.password.empty())
password = this->credentials_.password.c_str();
this->mqtt_client_.setCredentials(username, password);
this->mqtt_backend_.set_credentials(username, password);
this->mqtt_client_.setServer((uint32_t) this->ip_, this->credentials_.port);
this->mqtt_backend_.set_server((uint32_t) this->ip_, this->credentials_.port);
if (!this->last_will_.topic.empty()) {
this->mqtt_client_.setWill(this->last_will_.topic.c_str(), this->last_will_.qos, this->last_will_.retain,
this->last_will_.payload.c_str(), this->last_will_.payload.length());
this->mqtt_backend_.set_will(this->last_will_.topic.c_str(), this->last_will_.qos, this->last_will_.retain,
this->last_will_.payload.c_str());
}
this->mqtt_client_.connect();
this->mqtt_backend_.connect();
this->state_ = MQTT_CLIENT_CONNECTING;
this->connect_begin_ = millis();
}
bool MQTTClientComponent::is_connected() {
return this->state_ == MQTT_CLIENT_CONNECTED && this->mqtt_client_.connected();
return this->state_ == MQTT_CLIENT_CONNECTED && this->mqtt_backend_.connected();
}
void MQTTClientComponent::check_connected() {
if (!this->mqtt_client_.connected()) {
if (!this->mqtt_backend_.connected()) {
if (millis() - this->connect_begin_ > 60000) {
this->state_ = MQTT_CLIENT_DISCONNECTED;
this->start_dnslookup_();
@ -222,31 +224,34 @@ void MQTTClientComponent::check_connected() {
}
void MQTTClientComponent::loop() {
// Call the backend loop first
mqtt_backend_.loop();
if (this->disconnect_reason_.has_value()) {
const LogString *reason_s;
switch (*this->disconnect_reason_) {
case AsyncMqttClientDisconnectReason::TCP_DISCONNECTED:
case MQTTClientDisconnectReason::TCP_DISCONNECTED:
reason_s = LOG_STR("TCP disconnected");
break;
case AsyncMqttClientDisconnectReason::MQTT_UNACCEPTABLE_PROTOCOL_VERSION:
case MQTTClientDisconnectReason::MQTT_UNACCEPTABLE_PROTOCOL_VERSION:
reason_s = LOG_STR("Unacceptable Protocol Version");
break;
case AsyncMqttClientDisconnectReason::MQTT_IDENTIFIER_REJECTED:
case MQTTClientDisconnectReason::MQTT_IDENTIFIER_REJECTED:
reason_s = LOG_STR("Identifier Rejected");
break;
case AsyncMqttClientDisconnectReason::MQTT_SERVER_UNAVAILABLE:
case MQTTClientDisconnectReason::MQTT_SERVER_UNAVAILABLE:
reason_s = LOG_STR("Server Unavailable");
break;
case AsyncMqttClientDisconnectReason::MQTT_MALFORMED_CREDENTIALS:
case MQTTClientDisconnectReason::MQTT_MALFORMED_CREDENTIALS:
reason_s = LOG_STR("Malformed Credentials");
break;
case AsyncMqttClientDisconnectReason::MQTT_NOT_AUTHORIZED:
case MQTTClientDisconnectReason::MQTT_NOT_AUTHORIZED:
reason_s = LOG_STR("Not Authorized");
break;
case AsyncMqttClientDisconnectReason::ESP8266_NOT_ENOUGH_SPACE:
case MQTTClientDisconnectReason::ESP8266_NOT_ENOUGH_SPACE:
reason_s = LOG_STR("Not Enough Space");
break;
case AsyncMqttClientDisconnectReason::TLS_BAD_FINGERPRINT:
case MQTTClientDisconnectReason::TLS_BAD_FINGERPRINT:
reason_s = LOG_STR("TLS Bad Fingerprint");
break;
default:
@ -275,7 +280,7 @@ void MQTTClientComponent::loop() {
this->check_connected();
break;
case MQTT_CLIENT_CONNECTED:
if (!this->mqtt_client_.connected()) {
if (!this->mqtt_backend_.connected()) {
this->state_ = MQTT_CLIENT_DISCONNECTED;
ESP_LOGW(TAG, "Lost MQTT Client connection!");
this->start_dnslookup_();
@ -302,10 +307,10 @@ bool MQTTClientComponent::subscribe_(const char *topic, uint8_t qos) {
if (!this->is_connected())
return false;
uint16_t ret = this->mqtt_client_.subscribe(topic, qos);
bool ret = this->mqtt_backend_.subscribe(topic, qos);
yield();
if (ret != 0) {
if (ret) {
ESP_LOGV(TAG, "subscribe(topic='%s')", topic);
} else {
delay(5);
@ -360,9 +365,9 @@ void MQTTClientComponent::subscribe_json(const std::string &topic, const mqtt_js
}
void MQTTClientComponent::unsubscribe(const std::string &topic) {
uint16_t ret = this->mqtt_client_.unsubscribe(topic.c_str());
bool ret = this->mqtt_backend_.unsubscribe(topic.c_str());
yield();
if (ret != 0) {
if (ret) {
ESP_LOGV(TAG, "unsubscribe(topic='%s')", topic.c_str());
} else {
delay(5);
@ -387,34 +392,35 @@ bool MQTTClientComponent::publish(const std::string &topic, const std::string &p
bool MQTTClientComponent::publish(const std::string &topic, const char *payload, size_t payload_length, uint8_t qos,
bool retain) {
return publish({.topic = topic, .payload = payload, .qos = qos, .retain = retain});
}
bool MQTTClientComponent::publish(const MQTTMessage &message) {
if (!this->is_connected()) {
// critical components will re-transmit their messages
return false;
}
bool logging_topic = topic == this->log_message_.topic;
uint16_t ret = this->mqtt_client_.publish(topic.c_str(), qos, retain, payload, payload_length);
bool logging_topic = this->log_message_.topic == message.topic;
bool ret = this->mqtt_backend_.publish(message);
delay(0);
if (ret == 0 && !logging_topic && this->is_connected()) {
if (!ret && !logging_topic && this->is_connected()) {
delay(0);
ret = this->mqtt_client_.publish(topic.c_str(), qos, retain, payload, payload_length);
ret = this->mqtt_backend_.publish(message);
delay(0);
}
if (!logging_topic) {
if (ret != 0) {
ESP_LOGV(TAG, "Publish(topic='%s' payload='%s' retain=%d)", topic.c_str(), payload, retain);
if (ret) {
ESP_LOGV(TAG, "Publish(topic='%s' payload='%s' retain=%d)", message.topic.c_str(), message.payload.c_str(),
message.retain);
} else {
ESP_LOGV(TAG, "Publish failed for topic='%s' (len=%u). will retry later..", topic.c_str(),
payload_length); // NOLINT
ESP_LOGV(TAG, "Publish failed for topic='%s' (len=%u). will retry later..", message.topic.c_str(),
message.payload.length());
this->status_momentary_warning("publish", 1000);
}
}
return ret != 0;
}
bool MQTTClientComponent::publish(const MQTTMessage &message) {
return this->publish(message.topic, message.payload, message.qos, message.retain);
}
bool MQTTClientComponent::publish_json(const std::string &topic, const json::json_build_t &f, uint8_t qos,
bool retain) {
std::string message = json::build_json(f);
@ -499,10 +505,10 @@ bool MQTTClientComponent::is_log_message_enabled() const { return !this->log_mes
void MQTTClientComponent::set_reboot_timeout(uint32_t reboot_timeout) { this->reboot_timeout_ = reboot_timeout; }
void MQTTClientComponent::register_mqtt_component(MQTTComponent *component) { this->children_.push_back(component); }
void MQTTClientComponent::set_log_level(int level) { this->log_level_ = level; }
void MQTTClientComponent::set_keep_alive(uint16_t keep_alive_s) { this->mqtt_client_.setKeepAlive(keep_alive_s); }
void MQTTClientComponent::set_keep_alive(uint16_t keep_alive_s) { this->mqtt_backend_.set_keep_alive(keep_alive_s); }
void MQTTClientComponent::set_log_message_template(MQTTMessage &&message) { this->log_message_ = std::move(message); }
const MQTTDiscoveryInfo &MQTTClientComponent::get_discovery_info() const { return this->discovery_info_; }
void MQTTClientComponent::set_topic_prefix(std::string topic_prefix) { this->topic_prefix_ = std::move(topic_prefix); }
void MQTTClientComponent::set_topic_prefix(const std::string &topic_prefix) { this->topic_prefix_ = topic_prefix; }
const std::string &MQTTClientComponent::get_topic_prefix() const { return this->topic_prefix_; }
void MQTTClientComponent::disable_birth_message() {
this->birth_message_.topic = "";
@ -549,7 +555,8 @@ void MQTTClientComponent::set_discovery_info(std::string &&prefix, MQTTDiscovery
void MQTTClientComponent::disable_last_will() { this->last_will_.topic = ""; }
void MQTTClientComponent::disable_discovery() {
this->discovery_info_ = MQTTDiscoveryInfo{.prefix = "", .retain = false};
this->discovery_info_ = MQTTDiscoveryInfo{
.prefix = "", .retain = false, .clean = false, .unique_id_generator = MQTT_LEGACY_UNIQUE_ID_GENERATOR};
}
void MQTTClientComponent::on_shutdown() {
if (!this->shutdown_message_.topic.empty()) {
@ -557,13 +564,13 @@ void MQTTClientComponent::on_shutdown() {
this->publish(this->shutdown_message_);
yield();
}
this->mqtt_client_.disconnect(true);
this->mqtt_backend_.disconnect();
}
#if ASYNC_TCP_SSL_ENABLED
void MQTTClientComponent::add_ssl_fingerprint(const std::array<uint8_t, SHA1_SIZE> &fingerprint) {
this->mqtt_client_.setSecure(true);
this->mqtt_client_.addServerFingerprint(fingerprint.data());
this->mqtt_backend_.setSecure(true);
this->mqtt_backend_.addServerFingerprint(fingerprint.data());
}
#endif

31
esphome/components/mqtt/mqtt_client.h
View file

@ -9,7 +9,11 @@
#include "esphome/core/log.h"
#include "esphome/components/json/json_util.h"
#include "esphome/components/network/ip_address.h"
#include <AsyncMqttClient.h>
#if defined(USE_ESP_IDF)
#include "mqtt_backend_idf.h"
#elif defined(USE_ARDUINO)
#include "mqtt_backend_arduino.h"
#endif
#include "lwip/ip_addr.h"
namespace esphome {
@ -22,14 +26,6 @@ namespace mqtt {
using mqtt_callback_t = std::function<void(const std::string &, const std::string &)>;
using mqtt_json_callback_t = std::function<void(const std::string &, JsonObject)>;
/// internal struct for MQTT messages.
struct MQTTMessage {
std::string topic;
std::string payload;
uint8_t qos; ///< QoS. Only for last will testaments.
bool retain;
};
/// internal struct for MQTT subscriptions.
struct MQTTSubscription {
std::string topic;
@ -139,7 +135,10 @@ class MQTTClientComponent : public Component {
*/
void add_ssl_fingerprint(const std::array<uint8_t, SHA1_SIZE> &fingerprint);
#endif
#ifdef USE_ESP_IDF
void set_ca_certificate(const char *cert) { this->mqtt_backend_.set_ca_certificate(cert); }
void set_skip_cert_cn_check(bool skip_check) { this->mqtt_backend_.set_skip_cert_cn_check(skip_check); }
#endif
const Availability &get_availability();
/** Set the topic prefix that will be prepended to all topics together with "/". This will, in most cases,
@ -150,7 +149,7 @@ class MQTTClientComponent : public Component {
*
* @param topic_prefix The topic prefix. The last "/" is appended automatically.
*/
void set_topic_prefix(std::string topic_prefix);
void set_topic_prefix(const std::string &topic_prefix);
/// Get the topic prefix of this device, using default if necessary
const std::string &get_topic_prefix() const;
@ -277,6 +276,7 @@ class MQTTClientComponent : public Component {
.prefix = "homeassistant",
.retain = true,
.clean = false,
.unique_id_generator = MQTT_LEGACY_UNIQUE_ID_GENERATOR,
};
std::string topic_prefix_{};
MQTTMessage log_message_;
@ -284,7 +284,12 @@ class MQTTClientComponent : public Component {
int log_level_{ESPHOME_LOG_LEVEL};
std::vector<MQTTSubscription> subscriptions_;
AsyncMqttClient mqtt_client_;
#if defined(USE_ESP_IDF)
MQTTBackendIDF mqtt_backend_;
#elif defined(USE_ARDUINO)
MQTTBackendArduino mqtt_backend_;
#endif
MQTTClientState state_{MQTT_CLIENT_DISCONNECTED};
network::IPAddress ip_;
bool dns_resolved_{false};
@ -293,7 +298,7 @@ class MQTTClientComponent : public Component {
uint32_t reboot_timeout_{300000};
uint32_t connect_begin_;
uint32_t last_connected_{0};
optional<AsyncMqttClientDisconnectReason> disconnect_reason_{};
optional<MQTTClientDisconnectReason> disconnect_reason_{};
};
extern MQTTClientComponent *global_mqtt_client; // NOLINT(cppcoreguidelines-avoid-non-const-global-variables)

7
esphome/core/defines.h
View file

@ -29,6 +29,7 @@
#define USE_LOCK
#define USE_LOGGER
#define USE_MDNS
#define USE_MQTT
#define USE_NUMBER
#define USE_OTA_PASSWORD
#define USE_OTA_STATE_CALLBACK
@ -49,13 +50,17 @@
#define USE_CAPTIVE_PORTAL
#define USE_JSON
#define USE_NEXTION_TFT_UPLOAD
#define USE_MQTT
#define USE_PROMETHEUS
#define USE_WEBSERVER
#define USE_WEBSERVER_PORT 80 // NOLINT
#define USE_WIFI_WPA2_EAP
#endif
// IDF-specific feature flags
#ifdef USE_ESP_IDF
#define USE_MQTT_IDF_ENQUEUE
#endif
// ESP32-specific feature flags
#ifdef USE_ESP32
#define USE_ESP32_BLE_CLIENT

13
tests/test5.yaml
View file

@ -49,6 +49,19 @@ modbus_controller:
address: 0x2
modbus_id: mod_bus1
mqtt:
broker: test.mosquitto.org
port: 1883
discovery: true
discovery_prefix: homeassistant
idf_send_async: false
on_message:
topic: testing/sensor/testing_sensor/state
qos: 0
then:
- lambda: |-
ESP_LOGD("Mqtt Test","testing/sensor/testing_sensor/state=[%s]",x.c_str());
binary_sensor:
- platform: gpio
pin: GPIO0