getting close to nsupdate

Signed-off-by: Jeff Carr <jcarr@wit.com>

gui.go

@@ -38,7 +38,7 @@ func addDNSTab(title string) {
 	g2.NewButton("Load 'gocui'", func () {
 		// this set the xterm and mate-terminal window title. maybe works generally?
 		fmt.Println("\033]0;" + title + "blah \007")
-		gui.LoadPlugin("gocui")
+		myGui.LoadToolkit("gocui")
 	})
 
 	g2.NewButton("Network Interfaces", func () {
@@ -59,6 +59,11 @@ func addDNSTab(title string) {
 		}
 	})
 
+	g2.NewButton("Update DNS", func () {
+		log("updateDNS()")
+		updateDNS()
+	})
+
 	g2.NewButton("checkDNS()", func () {
 		checkDNS()
 	})
@@ -139,12 +144,8 @@ func nsupdateGroup(w *gui.Node) {
 	grid.NewLabel("DNS Status =")
 	me.DnsStatus = grid.NewLabel("unknown")
 
-	g.NewButton("Update DNS", func () {
+	g.NewButton("go-nsupdate", func () {
-		log("updateDNS()")
+		nsupdate()
-		updateDNS()
-		me.tab.Margin()
-		me.tab.Pad()
-		grid.Pad()
 	})
 }
 
@@ -194,6 +195,7 @@ func updateDNS() {
 	} else {
 		me.DnsStatus.SetText("BROKEN")
 		log("Need to run go-nsupdate here")
+		nsupdate()
 	}
 
 	user, _ := user.Current()

main.go

@@ -39,13 +39,13 @@ func main() {
 	log("Toolkit = ", args.Toolkit)
 	for i, t := range args.Toolkit {
 		log("trying to load plugin", i, t)
-		gui.LoadPlugin(t)
+		myGui.LoadToolkit(t)
 	}
 
 	// will set all debugging flags
 	gui.SetDebug(true)
 
-	myGui = gui.New()
+	myGui = gui.New().LoadToolkit("gocui")
 	sleep(1)
 	setupControlPanelWindow()
 	sleep(1)
@@ -54,6 +54,7 @@ func main() {
 		gui.DebugWindow()
 	}
 	gui.ShowDebugValues()
+	go gui.Watchdog()
 
 	// forever monitor for network and dns changes
 	checkNetworkChanges()

nsupdate.go

@@ -0,0 +1,33 @@
+// inspired from:
+// https://github.com/mactsouk/opensource.com.git
+// and
+// https://coderwall.com/p/wohavg/creating-a-simple-tcp-server-in-go
+
+package main
+
+import (
+	"os"
+)
+
+//	./go-nsupdate \
+//		--tsig-algorithm=hmac-sha512 \
+//		--tsig-secret="OWh5/ZHIyaz7B8J9m9ZDqZ8448Pke0PTpkYbZmFcOf5a6rEzgmcwrG91u1BHi1/4us+mKKEobDPLw1x6sD+ZJw==" \
+//		-i eno2 farm001.lab.wit.org
+
+func nsupdate() {
+	var tsigSecret string
+	log(true, "nsupdate() START")
+	cmd := "go-nsupdate --tsig-algorithm=hmac-sha512"
+	tsigSecret = os.Getenv("TIG_SECRET")
+	cmd += " --tig-secret=\"" + tsigSecret + "\""
+	cmd += " -i wlo1 " + me.hostname
+	log(true, "nsupdate() RUN:", cmd)
+
+	for s, t := range me.ipmap {
+		if (t.IsReal()) {
+			if (t.ipv6) {
+				log(true, "nsupdate() found real AAAA =", s, "on iface", t.iface.Name)
+			}
+		}
+	}
+}