control-panel-dns/hostnameStatus.go

330 lines
7.3 KiB
Go

/*
figures out if your hostname is valid
then checks if your DNS is setup correctly
*/
package main
import (
"os"
"fmt"
"time"
"reflect"
"strings"
"go.wit.com/log"
"go.wit.com/gui"
"go.wit.com/gui/gadgets"
"go.wit.com/control-panel-dns/cloudflare"
)
type hostnameStatus struct {
ready bool
hidden bool
hostname string // my hostname. Example: "test.wit.com"
window *gui.Node
// Primary Directives
status *gadgets.OneLiner
summary *gadgets.OneLiner
statusIPv4 *gadgets.OneLiner
statusIPv6 *gadgets.OneLiner
// Details Group
hostShort *gadgets.OneLiner
domainname *gadgets.OneLiner
// what the current IP address your network has given you
currentIPv4 *gadgets.OneLiner
currentIPv6 *gadgets.OneLiner
// what the DNS servers have
dnsA *gadgets.OneLiner
dnsAAAA *gadgets.OneLiner
dnsAPI *gadgets.OneLiner
speed *gadgets.OneLiner
speedActual *gadgets.OneLiner
// Actions
dnsValue *gui.Node
dnsAction *gui.Node
}
func NewHostnameStatusWindow(p *gui.Node) *hostnameStatus {
var hs *hostnameStatus
hs = new(hostnameStatus)
hs.ready = false
hs.hidden = true
hs.hostname = me.hostname
hs.window = p.NewWindow( hs.hostname + " Status")
hs.window.Custom = func () {
hs.hidden = true
hs.window.Hide()
}
box := hs.window.NewBox("hBox", true)
group := box.NewGroup("Summary")
grid := group.NewGrid("LookupStatus", 2, 2)
hs.status = gadgets.NewOneLiner(grid, "status").Set("unknown")
hs.statusIPv4 = gadgets.NewOneLiner(grid, "IPv4").Set("unknown")
hs.statusIPv6 = gadgets.NewOneLiner(grid, "IPv6").Set("unknown")
group.Pad()
grid.Pad()
group = box.NewGroup("Details")
grid = group.NewGrid("LookupDetails", 2, 2)
hs.hostShort = gadgets.NewOneLiner(grid, "hostname -s")
hs.domainname = gadgets.NewOneLiner(grid, "domain name")
hs.currentIPv4 = gadgets.NewOneLiner(grid, "Current IPv4")
hs.currentIPv6 = gadgets.NewOneLiner(grid, "Current IPv6")
hs.dnsAPI = gadgets.NewOneLiner(grid, "dns API provider").Set("unknown")
hs.dnsA = gadgets.NewOneLiner(grid, "dns IPv4 resource records").Set("unknown")
hs.dnsAAAA = gadgets.NewOneLiner(grid, "dns IPv6 resource records").Set("unknown")
hs.speed = gadgets.NewOneLiner(grid, "speed").Set("unknown")
hs.speedActual = gadgets.NewOneLiner(grid, "actual").Set("unknown")
group.Pad()
grid.Pad()
group = box.NewGroup("Actions")
grid = group.NewGrid("LookupDetails", 2, 2)
hs.dnsValue = grid.NewLabel("3.4.5.6")
hs.dnsAction = grid.NewButton("CHECK", func () {
log.Info("should", hs.dnsAction.S, "here for", hs.dnsValue.S)
if (hs.dnsAction.S == "DELETE") {
hs.deleteDNSrecord(hs.dnsValue.S)
}
if (hs.dnsAction.S == "CREATE") {
hs.createDNSrecord(hs.dnsValue.S)
}
})
group.Pad()
grid.Pad()
hs.hidden = false
hs.ready = true
return hs
}
func (hs *hostnameStatus) Domain() string {
if ! hs.Ready() {return ""}
return hs.domainname.Get()
}
func (hs *hostnameStatus) API() string {
if ! hs.Ready() {return ""}
return hs.dnsAPI.Get()
}
func (hs *hostnameStatus) deleteDNSrecord(value string) bool {
log.Info("deleteDNSrecord() START for", value)
log.Info("deleteDNSrecord() hostname =", me.hostname)
log.Info("deleteDNSrecord() domain =", hs.Domain())
log.Info("deleteDNSrecord() DNS API Provider =", hs.API())
if (hs.API() == "cloudflare") {
log.Info("deleteDNSrecord() Try to delete via cloudflare")
return cloudflare.Delete(hs.Domain(), me.hostname, value)
}
return false
}
func (hs *hostnameStatus) createDNSrecord(value string) bool {
log.Info("createDNSrecord() START for", value)
log.Info("createDNSrecord() hostname =", me.hostname)
log.Info("createDNSrecord() domain =", hs.Domain())
log.Info("createDNSrecord() DNS API Provider =", hs.API())
if (hs.API() == "cloudflare") {
log.Info("createDNSrecord() Try to delete via cloudflare")
return cloudflare.Create(hs.Domain(), me.hostname, value)
}
return false
}
func (hs *hostnameStatus) Update() {
log.Info("hostnameStatus() Update() START")
if hs == nil {
log.Error("hostnameStatus() Update() hs == nil")
return
}
duration := timeFunction(func () {
hs.updateStatus()
})
s := fmt.Sprint(duration)
hs.set(hs.speedActual, s)
if (duration > 500 * time.Millisecond ) {
hs.set(hs.speed, "SLOW")
} else if (duration > 100 * time.Millisecond ) {
hs.set(hs.speed, "OK")
} else {
hs.set(hs.speed, "FAST")
}
log.Info("hostnameStatus() Update() END")
}
// Returns true if the status is valid
func (hs *hostnameStatus) Ready() bool {
if hs == nil {return false}
return hs.ready
}
// Returns true if IPv4 is working
func (hs *hostnameStatus) IPv4() bool {
if ! hs.Ready() {return false}
if (hs.statusIPv4.Get() == "OK") {
return true
}
if (hs.statusIPv4.Get() == "GOOD") {
return true
}
return false
}
// Returns true if IPv6 is working
func (hs *hostnameStatus) IPv6() bool {
if ! hs.Ready() {return false}
if (hs.statusIPv6.Get() == "GOOD") {
return true
}
return false
}
func (hs *hostnameStatus) setIPv4(s string) {
hs.statusIPv4.Set(s)
if ! hs.Ready() {return}
}
func (hs *hostnameStatus) setIPv6(s string) {
hs.statusIPv6.Set(s)
if ! hs.Ready() {return}
}
func (hs *hostnameStatus) set(a any, s string) {
if ! hs.Ready() {return}
if hs.hidden {
return
}
if a == nil {
return
}
var n *gui.Node
if reflect.TypeOf(a) == reflect.TypeOf(n) {
n = a.(*gui.Node)
n.SetText(s)
return
}
var ol *gadgets.OneLiner
if reflect.TypeOf(a) == reflect.TypeOf(ol) {
ol = a.(*gadgets.OneLiner)
if ol == nil {
log.Println("ol = nil", reflect.TypeOf(a), "a =", a)
return
}
log.Println("SETTING ol:", ol)
ol.Set(s)
return
}
log.Error("unknown type TypeOf(a) =", reflect.TypeOf(a), "a =", a)
os.Exit(0)
}
// figure out if I'm missing any IPv6 address in DNS
func (hs *hostnameStatus) missingAAAA() bool {
var aaaa []string
aaaa = dhcpAAAA()
for _, s := range aaaa {
debug(LogNet, "my actual AAAA = ",s)
hs.dnsValue.SetText(s)
hs.dnsAction.SetText("CREATE")
return true
}
return false
}
func (hs *hostnameStatus) updateStatus() {
var s string
var vals []string
log.Info("updateStatus() START")
if ! hs.Ready() { return }
hs.hostShort.Set(me.hostshort.S)
hs.domainname.Set(me.domainname.S)
vals = lookupDoH(hs.hostname, "AAAA")
log.Println("DNS IPv6 Addresses for ", hs.hostname, "=", vals)
if len(vals) == 0 {
s = "(none)"
hs.setIPv6("Check for real IPv6 addresses here")
if hs.missingAAAA() {
hs.setIPv6("Add the missing IPv6 address")
}
} else {
for _, addr := range vals {
log.Println(addr)
s += addr + " (DELETE)"
hs.setIPv6("NEEDS DELETE")
hs.dnsValue.SetText(addr)
hs.dnsAction.SetText("DELETE")
}
}
hs.set(hs.dnsAAAA, s)
vals = lookupDoH(hs.hostname, "A")
log.Println("IPv4 Addresses for ", hs.hostname, "=", vals)
s = strings.Join(vals, "\n")
if (s == "") {
s = "(none)"
hs.setIPv4("NEEDS CNAME")
}
hs.set(hs.dnsA, s)
vals = lookupDoH(hs.hostname, "CNAME")
s = strings.Join(vals, "\n")
if (s != "") {
hs.set(hs.dnsA, "CNAME " + s)
hs.setIPv4("GOOD")
}
hs.currentIPv4.Set(me.IPv4.S)
hs.currentIPv6.Set(me.IPv6.S)
if hs.IPv4() && hs.IPv4() {
hs.status.Set("GOOD")
} else {
hs.status.Set("BROKEN")
}
hs.dnsAPI.Set(me.DnsAPI.S)
}
func (hs *hostnameStatus) Show() {
log.Info("hostnameStatus.Show() window")
if hs.hidden {
hs.window.Show()
}
hs.hidden = false
}
func (hs *hostnameStatus) Hide() {
log.Info("hostnameStatus.Hide() window")
if ! hs.hidden {
hs.window.Hide()
}
hs.hidden = true
}