46 lines
956 B
Go
46 lines
956 B
Go
// inspired from:
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// https://github.com/mactsouk/opensource.com.git
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// and
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// https://coderwall.com/p/wohavg/creating-a-simple-tcp-server-in-go
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package main
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// import "net"
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// will try to get this hosts FQDN
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import "github.com/Showmax/go-fqdn"
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// this is the king of dns libraries
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import "github.com/miekg/dns"
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// dnssec IPv6 socket library
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import "git.wit.org/jcarr/dnssecsocket"
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func getHostname() {
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var err error
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me.fqdn, err = fqdn.FqdnHostname()
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if (err != nil) {
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log("FQDN hostname error =", err)
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exit()
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return
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}
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log("FQDN hostname is", me.fqdn)
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var aaaa []string
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aaaa = getAAAA(me.fqdn)
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log("AAAA =", aaaa)
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}
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func getAAAA(s string) []string {
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// lookup the IP address from DNS
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dnsRR := dnssecsocket.Dnstrace(s, "AAAA")
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log(args.VerboseDNS, SPEW, dnsRR)
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if (dnsRR == nil) {
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return nil
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}
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ipaddr1 := dns.Field(dnsRR, 1)
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ipaddr2 := dns.Field(dnsRR, 2)
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log("ipaddr", ipaddr1, ipaddr2)
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return []string{ipaddr1, ipaddr2}
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}
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