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[web_server_idf] Fix watchdog timeout with unreliable event source connections (#11002)

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Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
This commit is contained in:
J. Nick Koston
2025-10-05 15:55:39 -05:00
committed by GitHub
parent 5932a4bd0e
commit 9b6d62cd69
3 changed files with 84 additions and 5 deletions
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4
esphome/components/web_server/web_server.cpp
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@@ -127,6 +127,10 @@ void DeferredUpdateEventSource::process_deferred_queue_() {
deferred_queue_.erase(deferred_queue_.begin());
this->consecutive_send_failures_ = 0; // Reset failure count on successful send
} else {
// NOTE: Similar logic exists in web_server_idf/web_server_idf.cpp in AsyncEventSourceResponse::process_buffer_()
// The implementations differ due to platform-specific APIs (DISCARDED vs HTTPD_SOCK_ERR_TIMEOUT, close() vs
// fd_.store(0)), but the failure counting and timeout logic should be kept in sync. If you change this logic,
// also update the ESP-IDF implementation.
this->consecutive_send_failures_++;
if (this->consecutive_send_failures_ >= MAX_CONSECUTIVE_SEND_FAILURES) {
// Too many failures, connection is likely dead