[safe_mode] Allow user-defined interval for successful boot (#6882)

Co-authored-by: Keith Burzinski <kbx81x@gmail.com>

esphome/components/safe_mode/__init__.py

@@ -16,6 +16,7 @@ from esphome import automation
 
 CODEOWNERS = ["@paulmonigatti", "@jsuanet", "@kbx81"]
 
+CONF_BOOT_IS_GOOD_AFTER = "boot_is_good_after"
 CONF_ON_SAFE_MODE = "on_safe_mode"
 
 safe_mode_ns = cg.esphome_ns.namespace("safe_mode")
@@ -34,6 +35,9 @@ CONFIG_SCHEMA = cv.All(
     cv.Schema(
         {
             cv.GenerateID(): cv.declare_id(SafeModeComponent),
+            cv.Optional(
+                CONF_BOOT_IS_GOOD_AFTER, default="1min"
+            ): cv.positive_time_period_milliseconds,
             cv.Optional(CONF_DISABLED, default=False): cv.boolean,
             cv.Optional(CONF_NUM_ATTEMPTS, default="10"): cv.positive_not_null_int,
             cv.Optional(
@@ -63,7 +67,9 @@ async def to_code(config):
         await automation.build_automation(trigger, [], conf)
 
     condition = var.should_enter_safe_mode(
-        config[CONF_NUM_ATTEMPTS], config[CONF_REBOOT_TIMEOUT]
+        config[CONF_NUM_ATTEMPTS],
+        config[CONF_REBOOT_TIMEOUT],
+        config[CONF_BOOT_IS_GOOD_AFTER],
     )
     cg.add(RawExpression(f"if ({condition}) return"))
     CORE.data[CONF_SAFE_MODE] = {}

esphome/components/safe_mode/safe_mode.cpp

@@ -16,6 +16,8 @@ static const char *const TAG = "safe_mode";
 
 void SafeModeComponent::dump_config() {
   ESP_LOGCONFIG(TAG, "Safe Mode:");
+  ESP_LOGCONFIG(TAG, "  Boot considered successful after %" PRIu32 " seconds",
+                this->safe_mode_boot_is_good_after_ / 1000);  // because milliseconds
   ESP_LOGCONFIG(TAG, "  Invoke after %u boot attempts", this->safe_mode_num_attempts_);
   ESP_LOGCONFIG(TAG, "  Remain in safe mode for %" PRIu32 " seconds",
                 this->safe_mode_enable_time_ / 1000);  // because milliseconds
@@ -34,7 +36,7 @@ void SafeModeComponent::dump_config() {
 float SafeModeComponent::get_setup_priority() const { return setup_priority::AFTER_WIFI; }
 
 void SafeModeComponent::loop() {
-  if (!this->boot_successful_ && (millis() - this->safe_mode_start_time_) > this->safe_mode_enable_time_) {
+  if (!this->boot_successful_ && (millis() - this->safe_mode_start_time_) > this->safe_mode_boot_is_good_after_) {
     // successful boot, reset counter
     ESP_LOGI(TAG, "Boot seems successful; resetting boot loop counter");
     this->clean_rtc();
@@ -60,9 +62,11 @@ bool SafeModeComponent::get_safe_mode_pending() {
   return this->read_rtc_() == SafeModeComponent::ENTER_SAFE_MODE_MAGIC;
 }
 
-bool SafeModeComponent::should_enter_safe_mode(uint8_t num_attempts, uint32_t enable_time) {
+bool SafeModeComponent::should_enter_safe_mode(uint8_t num_attempts, uint32_t enable_time,
+                                               uint32_t boot_is_good_after) {
   this->safe_mode_start_time_ = millis();
   this->safe_mode_enable_time_ = enable_time;
+  this->safe_mode_boot_is_good_after_ = boot_is_good_after;
   this->safe_mode_num_attempts_ = num_attempts;
   this->rtc_ = global_preferences->make_preference<uint32_t>(233825507UL, false);
   this->safe_mode_rtc_value_ = this->read_rtc_();

esphome/components/safe_mode/safe_mode.h

@@ -11,7 +11,7 @@ namespace safe_mode {
 /// SafeModeComponent provides a safe way to recover from repeated boot failures
 class SafeModeComponent : public Component {
  public:
-  bool should_enter_safe_mode(uint8_t num_attempts, uint32_t enable_time);
+  bool should_enter_safe_mode(uint8_t num_attempts, uint32_t enable_time, uint32_t boot_is_good_after);
 
   /// Set to true if the next startup will enter safe mode
   void set_safe_mode_pending(const bool &pending);
@@ -34,10 +34,11 @@ class SafeModeComponent : public Component {
   uint32_t read_rtc_();
 
   bool boot_successful_{false};                   ///< set to true after boot is considered successful
-  uint32_t safe_mode_start_time_;          ///< stores when safe mode was enabled
+  uint32_t safe_mode_boot_is_good_after_{60000};  ///< The amount of time after which the boot is considered successful
   uint32_t safe_mode_enable_time_{60000};         ///< The time safe mode should remain active for
-  uint32_t safe_mode_rtc_value_;
+  uint32_t safe_mode_rtc_value_{0};
-  uint8_t safe_mode_num_attempts_;
+  uint32_t safe_mode_start_time_{0};  ///< stores when safe mode was enabled
+  uint8_t safe_mode_num_attempts_{0};
   ESPPreferenceObject rtc_;
   CallbackManager<void()> safe_mode_callback_{};
 

tests/components/safe_mode/common.yaml

@@ -3,6 +3,7 @@ wifi:
   password: password1
 
 safe_mode:
+  boot_is_good_after: 2min
   num_attempts: 3
   reboot_timeout: 2min
   on_safe_mode: