[Quality of Developer Life] Add a new telnet/serial debugger command: uptime.

.github/workflows/CI.yml

@@ -42,7 +42,8 @@ jobs:
 
     - name: Install PlatformIO
       run: |
-        python -c "$(curl -fsSL https://raw.githubusercontent.com/platformio/platformio/master/scripts/get-platformio.py)"
+        curl -fsSL https://raw.githubusercontent.com/platformio/platformio-core-installer/master/get-platformio.py -o get-platformio.py
+        python get-platformio.py
         echo "/home/runner/.platformio/penv/bin" >> $GITHUB_PATH
 
     - name: Copy secrets and clear SSID

include/ntptimeclient.h

@@ -60,6 +60,8 @@ class NTPTimeClient
     }
 
     static bool UpdateClockFromWeb(WiFiUDP * pUDP);
+
+    static void ShowUptime();
 };
 
 

src/network.cpp

@@ -81,12 +81,17 @@ DRAM_ATTR std::mutex NTPTimeClient::_clockMutex;
             g_ptrSystem->DeviceConfig().RemovePersisted();
             RemoveEffectManagerConfig();
         }
+        else if (str.equalsIgnoreCase("uptime"))
+        {
+             NTPTimeClient::ShowUptime();
+        }
         else
         {
             debugA("Unknown Command.  Extended Commands:");
             debugA("clock               Refresh time from server");
             debugA("stats               Display buffers, memory, etc");
             debugA("clearsettings       Reset persisted user settings");
+            debugA("uptime              Show system uptime, reset reason");
         }
     }
 #endif

src/ntptimeclient.cpp

@@ -150,3 +150,44 @@ bool NTPTimeClient::UpdateClockFromWeb(WiFiUDP * pUDP)
 
     return true;
 }
+
+// Not NTP related. Convenience utility for debugging. Callable from gdb
+// serial shell, or network log debugger.
+
+void NTPTimeClient::ShowUptime()
+{
+    struct timeval timeval = { 0 };
+    // Microseconds since boot. File wrap bugreport in 292 million years.
+    auto uptime = esp_timer_get_time();
+
+    timeval.tv_sec = uptime / MICROS_PER_SECOND;
+    // timeval.tv_nsec = uptime % NANOS_PER_SECOND;
+
+    char buf[128];
+    struct tm *tm = gmtime(&timeval.tv_sec);
+    // No, I don't care about leap seconds.
+    strftime(buf, sizeof(buf), "%X", tm);
+    int ndays = timeval.tv_sec / (24 * 60 * 60);
+    debugI("Uptime: %d days - %s", ndays, buf);
+
+    const char* reason_text = "Unknown";
+    esp_reset_reason_t reason = esp_reset_reason();
+    switch (reason)
+    {
+        case ESP_RST_POWERON: reason_text = "Power On"; break;
+        case ESP_RST_EXT: reason_text = "External Pin"; break;
+        case ESP_RST_SW: reason_text = "Software Restart"; break;
+        case ESP_RST_PANIC: reason_text = "Panic"; break;
+        case ESP_RST_INT_WDT: reason_text = "Watchdog barked"; break;
+        case ESP_RST_TASK_WDT: reason_text = "Task Watchdog barked"; break;
+        case ESP_RST_WDT: reason_text = "Other Watchdog barked"; break;
+        case ESP_RST_DEEPSLEEP: reason_text = "Reset in deep sleep"; break;
+        case ESP_RST_BROWNOUT: reason_text = "Brownout"; break;
+        case ESP_RST_SDIO: reason_text = "Reset over SDIO"; break;
+	// Documented,  but not defined in ESP-IDF esp_system.h (v5.1.0) yet.
+        // case ESP_RST_USB: reason_text = "Reset by USB peripheral"; break;
+	default: reason_text = "Unknown"; break;
+    }
+    debugI("Last boot reason: (%d): %s", reason, reason_text);
+
+}