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Only warn if the component blocked for a longer time than the last time (#8064)

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Stanislav Meduna 2025-05-01 01:57:01 +02:00 committed by GitHub
parent 20062576a3
commit 6de6a0c82c
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GPG Key ID: B5690EEEBB952194
2 changed files with 24 additions and 3 deletions
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22
esphome/core/component.cpp
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@ -39,6 +39,9 @@ const uint32_t STATUS_LED_OK = 0x0000;
const uint32_t STATUS_LED_WARNING = 0x0100;
const uint32_t STATUS_LED_ERROR = 0x0200;
const uint32_t WARN_IF_BLOCKING_OVER_MS = 50U; ///< Initial blocking time allowed without warning
const uint32_t WARN_IF_BLOCKING_INCREMENT_MS = 10U; ///< How long the blocking time must be larger to warn again
uint32_t global_state = 0; // NOLINT(cppcoreguidelines-avoid-non-const-global-variables)
float Component::get_loop_priority() const { return 0.0f; }
@ -115,6 +118,13 @@ const char *Component::get_component_source() const {
return "<unknown>";
return this->component_source_;
}
bool Component::should_warn_of_blocking(uint32_t blocking_time) {
if (blocking_time > this->warn_if_blocking_over_) {
this->warn_if_blocking_over_ = blocking_time + WARN_IF_BLOCKING_INCREMENT_MS;
return true;
}
return false;
}
void Component::mark_failed() {
ESP_LOGE(TAG, "Component %s was marked as failed.", this->get_component_source());
this->component_state_ &= ~COMPONENT_STATE_MASK;
@ -233,10 +243,16 @@ void PollingComponent::set_update_interval(uint32_t update_interval) { this->upd
WarnIfComponentBlockingGuard::WarnIfComponentBlockingGuard(Component *component)
: started_(millis()), component_(component) {}
WarnIfComponentBlockingGuard::~WarnIfComponentBlockingGuard() {
uint32_t now = millis();
if (now - started_ > 50) {
uint32_t blocking_time = millis() - this->started_;
bool should_warn;
if (this->component_ != nullptr) {
should_warn = this->component_->should_warn_of_blocking(blocking_time);
} else {
should_warn = blocking_time > WARN_IF_BLOCKING_OVER_MS;
}
if (should_warn) {
const char *src = component_ == nullptr ? "<null>" : component_->get_component_source();
ESP_LOGW(TAG, "Component %s took a long time for an operation (%" PRIu32 " ms).", src, (now - started_));
ESP_LOGW(TAG, "Component %s took a long time for an operation (%" PRIu32 " ms).", src, blocking_time);
ESP_LOGW(TAG, "Components should block for at most 30 ms.");
;
}

5
esphome/core/component.h
View File

@ -65,6 +65,8 @@ extern const uint32_t STATUS_LED_ERROR;
enum class RetryResult { DONE, RETRY };
extern const uint32_t WARN_IF_BLOCKING_OVER_MS;
class Component {
public:
/** Where the component's initialization should happen.
@ -158,6 +160,8 @@ class Component {
*/
const char *get_component_source() const;
bool should_warn_of_blocking(uint32_t blocking_time);
protected:
friend class Application;
@ -284,6 +288,7 @@ class Component {
uint32_t component_state_{0x0000}; ///< State of this component.
float setup_priority_override_{NAN};
const char *component_source_{nullptr};
uint32_t warn_if_blocking_over_{WARN_IF_BLOCKING_OVER_MS};
std::string error_message_{};
};