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Factory reset: 5x clears config, 10x also clears WiFi credentials

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This commit is contained in:
Adrian A. Baumann
2026-06-29 00:20:45 +02:00
parent a3104a6047
commit 3d2ba11ab0
1 changed files with 14 additions and 7 deletions
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src/main.cpp
+14 -7
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@@ -392,11 +392,11 @@ static void startServer() {
} }
// --------------------------------------------------------------------------- // ---------------------------------------------------------------------------
// Factory reset (rapid reset 5x within a few seconds) // Factory reset (5x = config only, 10x = config + WiFi credentials)
// --------------------------------------------------------------------------- // ---------------------------------------------------------------------------
static void factoryReset() { static void factoryReset(bool clearWifi) {
Serial.println("[BOOT] factory reset triggered!"); Serial.printf("[BOOT] factory reset triggered (clearWifi=%d)!\n", clearWifi);
strlcpy(hostname, HOSTNAME_DEFAULT, sizeof(hostname)); strlcpy(hostname, HOSTNAME_DEFAULT, sizeof(hostname));
hostnameParam.setValue(hostname, strlen(hostname)); hostnameParam.setValue(hostname, strlen(hostname));
@@ -413,13 +413,20 @@ static void factoryReset() {
saveConfig(); saveConfig();
if (clearWifi) {
WiFiManager wm;
wm.resetSettings();
Serial.println("[BOOT] WiFi credentials erased");
}
Serial.println("[BOOT] factory reset complete, restarting..."); Serial.println("[BOOT] factory reset complete, restarting...");
delay(200); delay(200);
ESP.restart(); ESP.restart();
} }
static void checkFactoryReset() { static void checkFactoryReset() {
const int THRESHOLD = 5; const int THRESHOLD_CONFIG = 5;
const int THRESHOLD_WIFI = 10;
int count = 0; int count = 0;
File f = LittleFS.open("/reset_count", "r"); File f = LittleFS.open("/reset_count", "r");
if (f) { if (f) {
@@ -427,17 +434,17 @@ static void checkFactoryReset() {
f.close(); f.close();
} }
count++; count++;
if (count >= THRESHOLD) { if (count >= THRESHOLD_CONFIG) {
LittleFS.remove("/reset_count"); LittleFS.remove("/reset_count");
Serial.printf("[BOOT] reset count %d, triggering factory reset\n", count); Serial.printf("[BOOT] reset count %d, triggering factory reset\n", count);
factoryReset(); factoryReset(count >= THRESHOLD_WIFI);
return; return;
} }
f = LittleFS.open("/reset_count", "w"); f = LittleFS.open("/reset_count", "w");
if (f) { if (f) {
f.print(count); f.print(count);
f.close(); f.close();
Serial.printf("[BOOT] reset count %d/%d\n", count, THRESHOLD); Serial.printf("[BOOT] reset count %d/%d\n", count, THRESHOLD_CONFIG);
} }
} }