control-panel-dns/unix.go

67 lines
1.2 KiB
Go

// Various Linux/Unix'y things
// https://wiki.archlinux.org/title/Dynamic_DNS
package main
import (
"os"
"os/exec"
"net"
// "git.wit.org/wit/gui"
// "github.com/davecgh/go-spew/spew"
)
func CheckSuperuser() bool {
return os.Getuid() == 0
}
func Escalate() {
if os.Getuid() != 0 {
cmd := exec.Command("sudo", "./control-panel-dns") // TODO: get the actual path
cmd.Stdin = os.Stdin
cmd.Stdout = os.Stdout
cmd.Stderr = os.Stderr
err := cmd.Run()
if err != nil {
exit(err)
}
}
}
// You need permission to do a zone transfer. Otherwise:
// dig +noall +answer +multiline lab.wit.org any
// dig +all +multiline fire.lab.wit.org # gives the zonefile header (ttl vals)
func DumpPublicDNSZone(zone string) {
entries, err := net.LookupHost(zone)
if err != nil {
panic(err)
}
for _, entry := range entries {
log(entry)
}
}
func dumpIPs(host string) {
ips, err := net.LookupIP(host)
if err != nil {
exit(err)
}
for _, ip := range ips {
log(host, ip)
}
}
/*
check if ddclient is installed, working, and/or configured
https://github.com/ddclient/ddclient
*/
func ddclient() {
}
/*
check if ddupdate is installed, working, and/or configured
*/
func ddupdate() {
}