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// 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 (
"go.wit.com/shell"
"go.wit.com/control-panel-dns/cloudflare"
"go.wit.com/control-panel-dns/dnssecsocket"
)
// will try to get this hosts FQDN
import "github.com/Showmax/go-fqdn"
// this is the king of dns libraries
import "github.com/miekg/dns"
func getHostname() {
var err error
var s string = "gui.Label == nil"
s, err = fqdn.FqdnHostname()
if (err != nil) {
debug(LogError, "FQDN hostname error =", err)
return
}
if (me.fqdn != nil) {
if (me.hostname != s) {
me.fqdn.SetText(s)
me.hostname = s
me.changed = true
}
}
debug(LogNet, "FQDN =", s)
dn := run("domainname")
if (me.domainname.S != dn) {
debug(LogChange, "domainname has changed from", me.domainname.S, "to", dn)
me.domainname.SetText(dn)
me.changed = true
}
hshort := run("hostname -s")
if (me.hostshort.S != hshort) {
debug(LogChange, "hostname -s has changed from", me.hostshort.S, "to", hshort)
me.hostshort.SetText(hshort)
me.changed = true
}
var test string
test = hshort + "." + dn
if (me.hostname != test) {
debug(LogInfo, "me.hostname", me.hostname, "does not equal", test)
if (me.hostnameStatus.S != "BROKEN") {
debug(LogChange, "me.hostname", me.hostname, "does not equal", test)
me.changed = true
me.hostnameStatus.SetText("BROKEN")
}
} else {
if (me.hostnameStatus.S != "VALID") {
debug(LogChange, "me.hostname", me.hostname, "is valid")
me.hostnameStatus.SetText("VALID")
me.changed = true
}
// enable the cloudflare button if the provider is cloudflare
if (me.cloudflareB == nil) {
debug(LogChange, "me.cloudflare == nil; me.DnsAPI.S =", me.DnsAPI.S)
if (me.DnsAPI.S == "cloudflare") {
me.cloudflareB = me.mainStatus.NewButton("cloudflare wit.com", func () {
cloudflare.CreateRR(myGui, "wit.com", "3777302ac4a78cd7fa4f6d3f72086d06")
})
}
}
}
}
// returns true if the hostname is good
// check that all the OS settings are correct here
// On Linux, /etc/hosts, /etc/hostname
// and domainname and hostname
func goodHostname(h string) bool {
hostname := shell.Chomp(shell.Cat("/etc/hostname"))
debug(true, "hostname =", hostname)
hs := run("hostname -s")
dn := run("domainname")
debug(true, "hostname short =", hs, "domainname =", dn)
tmp := hs + "." + dn
if (hostname == tmp) {
debug(true, "hostname seems to be good", hostname)
return true
}
return false
}
func digAAAA(s string) []string {
var aaaa []string
// lookup the IP address from DNS
rrset := dnssecsocket.Dnstrace(s, "AAAA")
// debug(true, args.VerboseDNS, SPEW, rrset)
for i, rr := range rrset {
ipaddr := dns.Field(rr, 1)
// how the hell do you detect a RRSIG AAAA record here?
if (ipaddr == "28") {
continue
}
debug(LogNow, "r.Answer =", i, "rr =", rr, "ipaddr =", ipaddr)
aaaa = append(aaaa, ipaddr)
me.ipv6s[ipaddr] = rr
}
debug(true, args.VerboseDNS, "aaaa =", aaaa)
return aaaa
}
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