fix(network): recover stale Wi-Fi after first HTTPS failure

components/control_plane/src/runtime/control_plane_runtime_workers.c

@@ -111,7 +111,7 @@
 #endif
 
 #if CONFIG_TQ_NETWORK_AUTO_REASSOCIATION_ENABLE
-#define CONTROL_PLANE_NETWORK_FAILURE_REASSOC_THRESHOLD 2U
+#define CONTROL_PLANE_NETWORK_FAILURE_REASSOC_THRESHOLD 1U
 #endif
 
 #if !defined(CONFIG_TQ_PTT_MODE_HOLD_TO_TALK) && !defined(CONFIG_TQ_PTT_MODE_CLICK_TO_TALK)
@@ -1815,7 +1815,7 @@ static void control_plane_wifi_state_task(void *arg)
 #if CONFIG_TQ_NETWORK_AUTO_REASSOCIATION_ENABLE
         if (connected && control_plane_consume_wifi_reassociation_request()) {
             ESP_LOGW(TAG,
-                     "Network recovery experiment: controlled STA reassociation started after %u HTTPS connection failures",
+                     "Network recovery: controlled STA reassociation started after %u HTTPS connection failure",
                      (unsigned)CONTROL_PLANE_NETWORK_FAILURE_REASSOC_THRESHOLD);
             domain_runtime_behavior_set_keep_awake(true);
             esp_err_t reassoc_err = domain_runtime_wifi_portal_reconnect_sta(
@@ -1823,7 +1823,7 @@ static void control_plane_wifi_state_task(void *arg)
             domain_runtime_behavior_set_keep_awake(false);
             connected = control_plane_is_sta_connected();
             ESP_LOGW(TAG,
-                     "Network recovery experiment: controlled STA reassociation result=%s connected=%d",
+                     "Network recovery: controlled STA reassociation result=%s connected=%d",
                      esp_err_to_name(reassoc_err),
                      connected ? 1 : 0);
             if (reassoc_err == ESP_OK && connected) {

components/platform/src/runtime/platform_https_client.c

@@ -36,7 +36,10 @@
 #endif
 
 #define PLATFORM_HTTPS_DEFAULT_TIMEOUT_MS 10000
-#define PLATFORM_HTTPS_DNS_RETRY_COUNT 2
+/* lwIP getaddrinfo() already performs bounded DNS retransmission internally and
+ * can block for roughly 14 seconds on a stale STA data path. Retrying the same
+ * lookup here only duplicates that delay before control-plane recovery runs. */
+#define PLATFORM_HTTPS_DNS_RETRY_COUNT 1
 #define PLATFORM_HTTPS_DNS_RETRY_DELAY_MS 500
 #define PLATFORM_HTTPS_HOST_MAX_LEN 256
 #if CONFIG_TQ_NETWORK_DIAGNOSTICS_ENABLE

main/Kconfig.projbuild

@@ -173,13 +173,14 @@ menu "Example Configuration"
 
         config TQ_NETWORK_AUTO_REASSOCIATION_ENABLE
             bool "Enable automatic Wi-Fi reassociation after HTTPS failures"
-            default n
+            default y
             help
-                After two consecutive multimodal HTTPS connection failures,
+                After the first multimodal HTTPS connection failure,
                 disconnect and reconnect the Wi-Fi station before retrying.
                 This interrupts all device network traffic while reassociation
-                is in progress. Keep disabled unless field testing shows that
-                reconnecting only the multimodal transport is insufficient.
+                is in progress. Field testing confirmed that this recovers a
+                stale STA data path which remains associated but cannot reach
+                DNS, the gateway, or a cached HTTPS endpoint.
 
         config TQ_SYSTEM_EVENT_ENABLE
             bool "Enable control-plane system event task"

sdkconfig.defaults

@@ -28,7 +28,7 @@ CONFIG_TQ_MEMORY_MONITOR_INTERNAL_WARN_BYTES=16384
 CONFIG_TQ_MEMORY_MONITOR_DMA_LARGEST_WARN_BYTES=4096
 CONFIG_TQ_NETWORK_DIAGNOSTICS_ENABLE=y
 CONFIG_TQ_MULTIMODAL_DIAGNOSTICS_ENABLE=y
-# CONFIG_TQ_NETWORK_AUTO_REASSOCIATION_ENABLE is not set
+CONFIG_TQ_NETWORK_AUTO_REASSOCIATION_ENABLE=y
 CONFIG_TQ_SYSTEM_EVENT_ENABLE=y
 CONFIG_TQ_SYSTEM_EVENT_QUEUE_LEN=32
 CONFIG_TQ_SYSTEM_EVENT_TASK_STACK=4096