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Code Issues Releases Wiki Activity

[wifi] Fix captive portal unusable when WiFi credentials are wrong (#11965)

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This commit is contained in:
J. Nick Koston
2025-11-18 13:17:21 -06:00
committed by Jesse Hills
parent f18bc62690
commit f436f6ee2e
11 changed files with 111 additions and 15 deletions
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10
esphome/components/captive_portal/captive_portal.cpp
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@@ -50,8 +50,8 @@ void CaptivePortal::handle_wifisave(AsyncWebServerRequest *request) {
ESP_LOGI(TAG, "Requested WiFi Settings Change:");
ESP_LOGI(TAG, " SSID='%s'", ssid.c_str());
ESP_LOGI(TAG, " Password=" LOG_SECRET("'%s'"), psk.c_str());
wifi::global_wifi_component->save_wifi_sta(ssid, psk);
wifi::global_wifi_component->start_scanning();
// Defer save to main loop thread to avoid NVS operations from HTTP thread
this->defer([ssid, psk]() { wifi::global_wifi_component->save_wifi_sta(ssid, psk); });
request->redirect(ESPHOME_F("/?save"));
}
@@ -63,6 +63,12 @@ void CaptivePortal::start() {
this->base_->init();
if (!this->initialized_) {
this->base_->add_handler(this);
#ifdef USE_ESP32
// Enable LRU socket purging to handle captive portal detection probe bursts
// OS captive portal detection makes many simultaneous HTTP requests which can
// exhaust sockets. LRU purging automatically closes oldest idle connections.
this->base_->get_server()->set_lru_purge_enable(true);
#endif
}
network::IPAddress ip = wifi::global_wifi_component->wifi_soft_ap_ip();