add watchdog

1 files changed, 39 insertions, 0 deletions

diff --git a/watchdog.go b/watchdog.go
new file mode 100644
index 0000000..38b1959
--- /dev/null
+++ b/watchdog.go
@@ -0,0 +1,39 @@
+package main
+
+import (
+	"fmt"
+	"time"
+
+	"go.wit.com/log"
+)
+
+// 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 NewWatchdog() {
+	me.dog = time.NewTicker(me.pollDelay)
+	defer me.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 := <-me.dog.C:
+			log.Info("Watchdog() ticked", me.Zookeeper, "Current time: ", t)
+			// h.pollHypervisor()
+			// h.Scan()
+		}
+	}
+}