From d08d9f99bee4d4e93a8beda780d8e9f6099e32cb Mon Sep 17 00:00:00 2001
From: Jeff Carr <jcarr@wit.com>
Date: Sat, 12 Oct 2024 10:59:11 -0500
Subject: ugly but limping along progress

Signed-off-by: Jeff Carr <jcarr@wit.com>
---
 watchdog.go | 64 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 64 insertions(+)
 create mode 100644 watchdog.go

(limited to 'watchdog.go')

diff --git a/watchdog.go b/watchdog.go
new file mode 100644
index 0000000..155c79d
--- /dev/null
+++ b/watchdog.go
@@ -0,0 +1,64 @@
+package main
+
+import (
+	"fmt"
+	"os"
+	"time"
+
+	"go.wit.com/log"
+)
+
+// scan hypervisors every i seconds
+func (h *HyperT) NewWatchdog() {
+	var delay int = 99
+	var i int = delay
+	h.MyTicker(h.Delay, "new Watchdog() "+h.Hostname, func() {
+		i += 1
+		// check if the env var is set to autoscan
+		if os.Getenv("WATCHDOG_AUTO_SCAN") != "true" {
+			if i < delay {
+				i = delay
+			}
+			// print every 'delay' seconds
+			if i%delay == 0 {
+				log.Info("Not auto scanning", i, "WATCHDOG_AUTO_SCAN =", os.Getenv("WATCHDOG_AUTO_SCAN"))
+			}
+			return
+		}
+		if i < delay {
+			return
+		}
+		i = 0
+	})
+}
+
+// timeFunction takes a function as an argument and returns the execution time.
+func TimeFunction(f func()) time.Duration {
+	startTime := time.Now()      // Record the start time
+	f()                          // Execute the function
+	return time.Since(startTime) // Calculate the elapsed time
+}
+
+func (h *HyperT) MyTicker(t time.Duration, name string, f func()) {
+	h.Dog = time.NewTicker(t)
+	defer h.Dog.Stop()
+	done := make(chan bool)
+	/*
+		// this example would exit/destroy the ticker in 10 seconds
+		go func() {
+			time.Sleep(10 * time.Second)
+			done <- true
+		}()
+	*/
+	for {
+		select {
+		case <-done:
+			fmt.Println("Done!")
+			return
+		case t := <-h.Dog.C:
+			log.Info(name, "Current time: ", t)
+			h.Scan()
+			// f()
+		}
+	}
+}
-- 
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