add a DurationSlider()

widgets to adjust timeouts
    redo bash curl.sh example

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

args.go

@@ -10,12 +10,8 @@ import 	(
 	"time"
 	arg "github.com/alexflint/go-arg"
 	"go.wit.com/gui"
-	// log "go.wit.com/gui/log"
-	"go.wit.com/control-panel-dns/cloudflare"
 )
 
-var newRR *cloudflare.RRT
-
 var args struct {
 	Verbose bool
 	VerboseNet bool  `arg:"--verbose-net" help:"debug your local OS network settings"`
@@ -29,7 +25,6 @@ var args struct {
 	User string `arg:"env:USER"`
 	Demo bool `help:"run a demo"`
 	gui.GuiArgs
-	// log.LogArgs
 }
 
 func init() {
@@ -41,15 +36,13 @@ func init() {
 	}
 	log.Println(true, "INIT() args.GuiArg.Gui =", gui.GuiArg.Gui)
 
-	newRR = &cloudflare.CFdialog
+//	me.dnsTTL = 2		// how often to recheck DNS
-
+//	me.dnsTTLsleep = 0.4	// sleep between loops
-	me.dnsTTL = 2		// how often to recheck DNS
-	me.dnsTTLsleep = 0.4	// sleep between loops
 
 	me.dnsSleep = 500 * time.Millisecond
 	me.localSleep = 100 * time.Millisecond
 
-	me.artificialSleep = me.dnsTTLsleep	// seems to need to exist or GTK crashes
+	me.artificialSleep = 0.4	// seems to need to exist or GTK crashes. TODO: fix andlabs plugin
 	me.artificialS = "blah"
 	log.Println("init() me.artificialSleep =", me.artificialSleep)
 	log.Println("init() me.artificialS =", me.artificialS)

cloudflare/curl.sh

@@ -0,0 +1,23 @@
+#
+# this curl POST will create a new DNS resource record (RR) in zone the wit.com
+# In this case it will map www3.wit.com to a IPv6 address
+# replace the auth key (e088...) and zone ID (27b9...) with the ones from your cloudflare account
+#
+curl --request POST \
+  --url https://api.cloudflare.com/client/v4/zones/27llxxPutYourZoneIDherexxx497f90/dns_records \
+  --header 'Content-Type: application/json' \
+  --header 'X-Auth-Key: e08806adxxxPutYourAPIKeyHerexxxxa7d417a7x' \
+  --header 'X-Auth-Email: test@wit.com' \
+  --data '{
+  "name": "www3",
+  "type": "AAAA"
+  "content": "2001:4860:4860::5555",
+  "ttl": 3600,
+  "proxied": false,
+  "comment": "WIT DNS Control Panel",
+}'
+
+# This will verify an API token
+curl -X GET "https://api.cloudflare.com/client/v4/user/tokens/verify" \
+     -H "Authorization: Bearer AAAPutYourTokenInHereSoYouCanTestItL5Cl3" \
+     -H "Content-Type:application/json"

cloudflare/durationSlider.go

@@ -0,0 +1,81 @@
+// This is a simple example
+package cloudflare
+
+import 	(
+	"log"
+	"fmt"
+	"time"
+
+	"go.wit.com/gui"
+)
+
+//	ttl := cloudflare.DurationSlider(g2, "control panel TTL (in tenths of seconds)", 10 * time.Millisecond, 5 * time.Second)
+//	ttl.Set(200 * time.Millisecond)
+
+// The Node is a binary tree. This is how all GUI elements are stored
+// simply the name and the size of whatever GUI element exists
+type Duration struct {
+	p	*gui.Node	// parent widget
+	l	*gui.Node	// label widget
+	s	*gui.Node	// slider widget
+
+	Label	string
+	Low	time.Duration
+	High	time.Duration
+	Duration	time.Duration
+
+	Custom	func()
+}
+
+func (n *Duration) Set(d time.Duration) {
+	var timeRange, step, offset time.Duration
+
+	if (d > n.High) {
+		d = n.High
+	}
+	if (d < n.Low) {
+		d = n.Low
+	}
+
+	// set the duration
+	n.Duration = d
+
+	// figure out the integer offset for the Slider GUI Widget
+	timeRange = n.High - n.Low
+	step = timeRange / 1000
+	if (step == 0) {
+		log.Println("duration.Set() division by step == 0", n.Low, n.High, timeRange, step)
+		n.s.Set(0)
+		return
+	}
+	offset = d - n.Low
+	i := int(offset / step)
+	log.Println("duration.Set() =", n.Low, n.High, d, "i =", i)
+	n.s.I = i
+	n.s.Set(i)
+	n.s.Custom()
+}
+
+func NewDurationSlider(n *gui.Node, label string, low time.Duration, high time.Duration) *Duration {
+	d := Duration {
+		p: n,
+		Label: label,
+		High: high,
+		Low: low,
+	}
+
+	// various timeout settings
+	d.l = n.NewLabel(label)
+	d.s = n.NewSlider(label, 0, 1000)
+	d.s.Custom = func () {
+		d.Duration = low + (high - low) * time.Duration(d.s.I) / 1000
+		log.Println("d.Duration =", d.Duration)
+		s := fmt.Sprintf("%s (%v)", d.Label, d.Duration)
+		d.l.SetText(s)
+		if (d.Custom != nil) {
+			d.Custom()
+		}
+	}
+
+	return &d
+}

examples/cloudflare/curl.sh

@@ -1,28 +0,0 @@
-#curl -X GET "https://api.cloudflare.com/client/v4/user/tokens/verify" \
-#     -H "Authorization: Bearer AAAPutYourTokenInHereSoYouCanTestItL5Cl3" \
-#     -H "Content-Type:application/json"
-
-# https://api.cloudflare.com/client/v4/zones/27b900d9e05cfb9f3a64fecff2497f90/dns_records
-#
-# {
-#    "comment": "WIT DNS Control Panel",
-#    "content": "2001:4860:4860::8888",
-#    "name": "www",
-#    "proxied": false,
-#    "ttl": 3600,
-#    "type": "AAAA"
-#}
-
-curl --request POST \
-  --url https://api.cloudflare.com/client/v4/zones/27b900d9e05cfb9f3a64fecff2497f90/dns_records \
-  --header 'Content-Type: application/json' \
-  --header 'X-Auth-Key: e08806ad85ef97aebaacd2d7fa462a7d417a7x' \
-  --header 'X-Auth-Email: basilarchia@gmail.com' \
-  --data '{
-  "comment": "WIT DNS Control Panel",
-  "content": "2001:4860:4860::5555",
-  "name": "www5",
-  "proxied": false,
-  "ttl": 3600,
-  "type": "AAAA"
-}'

gui.go

@@ -4,6 +4,7 @@ package main
 import 	(
 	"log"
 	"fmt"
+	"time"
 	"os"
 	"os/user"
 	"strconv"
@@ -12,6 +13,7 @@ import 	(
 
 	"go.wit.com/gui"
 	"go.wit.com/shell"
+	"go.wit.com/control-panel-dns/cloudflare"
 
 	"github.com/davecgh/go-spew/spew"
 )
@@ -172,22 +174,13 @@ func debugTab(title string) {
 		LogProc = me.dbProc.B
 	}
 
-	// various timeout settings
+	// makes a slider widget
-	g2.NewLabel("control panel TTL (in tenths of seconds)")
+	me.ttl = cloudflare.NewDurationSlider(g2, "Loop Timeout", 10 * time.Millisecond, 5 * time.Second)
-	ttl := g2.NewSlider("dnsTTL", 1, 100)
+	me.ttl.Set(300 * time.Millisecond)
-	ttl.Set(int(me.dnsTTL * 10))
-	ttl.Custom = func () {
-		me.dnsTTL = ttl.I / 10
-		log.Println("dnsTTL =", me.dnsTTL)
-	}
 
-	g2.NewLabel("control panel loop delay (in tenths of seconds)")
+	// makes a slider widget
-	ttl2 := g2.NewSlider("dnsTTL", 1, 100)
+	me.dnsTtl = cloudflare.NewDurationSlider(g2, "DNS Timeout", 800 * time.Millisecond, 300 * time.Second)
-	ttl2.Set(int(me.dnsTTLsleep * 10))
+	me.dnsTtl.Set(60 * time.Second)
-	ttl2.Custom = func () {
-		me.dnsTTLsleep = float64(ttl2.I) / 10
-		log.Println("dnsTTLsleep =", me.dnsTTLsleep)
-	}
 
 	g2.Margin()
 	g2.Pad()

main.go

@@ -69,8 +69,14 @@ func timeFunction(f func()) time.Duration {
 	return time.Since(startTime) // Calculate the elapsed time
 }
 */
+	timer2 := time.NewTimer(time.Second)
+	go func() {
+		<-timer2.C
+		fmt.Println("Timer 2 fired")
+	}()
+
 	for {
-		sleep(me.dnsTTLsleep)
+		time.Sleep(me.ttl.Duration)
 		if (time.Since(lastLocal) > me.localSleep) {
 			if (runtime.GOOS == "linux") {
 				duration := timeFunction(linuxLoop)
@@ -82,10 +88,17 @@ func timeFunction(f func()) time.Duration {
 			}
 			lastLocal = time.Now()
 		}
-		if (time.Since(lastDNS) > me.dnsSleep) {
+		if (time.Since(lastDNS) > me.dnsTtl.Duration) {
 			DNSloop()
 			lastDNS = time.Now()
 		}
+
+		/*
+		stop2 := timer2.Stop()
+		if stop2 {
+			fmt.Println("Timer 2 stopped")
+		}
+		*/
 	}
 }
 

structs.go

@@ -5,6 +5,7 @@ import 	(
 	"net"
 	"time"
 	"go.wit.com/gui"
+	"go.wit.com/control-panel-dns/cloudflare"
 	"github.com/miekg/dns"
 )
 
@@ -18,11 +19,13 @@ type Host struct {
 	hostnameStatus	*gui.Node		// is the hostname configured correctly in the OS?
 	// fqdn		string			// mirrors.kernel.org
 
-	dnsTTL		int	`default:"3"`	// Recheck DNS is working every TTL (in seconds)
+//	dnsTTL		int	`default:"3"`	// Recheck DNS is working every TTL (in seconds)
-	dnsTTLsleep	float64			// sleep between loops
+//	dnsTTLsleep	float64			// sleep between loops
 	artificialSleep float64	`default:"0.7"`	// artificial sleep on startup
 	artificialS     string 	`default:"abc"`	// artificial sleep on startup
 
+	ttl		*cloudflare.Duration
+	dnsTtl		*cloudflare.Duration
 	dnsSleep	time.Duration
 	localSleep	time.Duration